diff options
407 files changed, 10719 insertions, 2348 deletions
diff --git a/.gitignore b/.gitignore index 406f26d050..b94053f46b 100644 --- a/.gitignore +++ b/.gitignore @@ -78,6 +78,7 @@ /git-init-db /git-interpret-trailers /git-instaweb +/git-legacy-rebase /git-log /git-ls-files /git-ls-remote @@ -116,6 +117,7 @@ /git-read-tree /git-rebase /git-rebase--am +/git-rebase--common /git-rebase--interactive /git-rebase--merge /git-rebase--preserve-merges diff --git a/Documentation/RelNotes/2.19.0.txt b/Documentation/RelNotes/2.19.0.txt index f2e261abf3..8a0361321f 100644 --- a/Documentation/RelNotes/2.19.0.txt +++ b/Documentation/RelNotes/2.19.0.txt @@ -24,6 +24,32 @@ UI, Workflows & Features is used as a short-hand for "--create-reflog" and warns about the future repurposing of the it when it is used. + * The userdiff pattern for .php has been updated. + + * The content-transfer-encoding of the message "git send-email" sends + out by default was 8bit, which can cause trouble when there is an + overlong line to bust RFC 5322/2822 limit. A new option 'auto' to + automatically switch to quoted-printable when there is such a line + in the payload has been introduced and is made the default. + + * "git checkout" and "git worktree add" learned to honor + checkout.defaultRemote when auto-vivifying a local branch out of a + remote tracking branch in a repository with multiple remotes that + have tracking branches that share the same names. + (merge 8d7b558bae ab/checkout-default-remote later to maint). + + * "git grep" learned the "--only-matching" option. + + * "git rebase --rebase-merges" mode now handles octopus merges as + well. + + * Add a server-side knob to skip commits in exponential/fibbonacci + stride in an attempt to cover wider swath of history with a smaller + number of iterations, potentially accepting a larger packfile + transfer, instead of going back one commit a time during common + ancestor discovery during the "git fetch" transaction. + (merge 42cc7485a2 jt/fetch-negotiator-skipping later to maint). + Performance, Internal Implementation, Development Support etc. @@ -72,6 +98,65 @@ Performance, Internal Implementation, Development Support etc. file, even though it shares the same syntax with configuration files, to read random configuration items from it. + * "git fast-import" has been updated to avoid attempting to create + delta against a zero-byte-long string, which is pointless. + + * The codebase has been updated to compile cleanly with -pedantic + option. + (merge 2b647a05d7 bb/pedantic later to maint). + + * The character display width table has been updated to match the + latest Unicode standard. + (merge 570951eea2 bb/unicode-11-width later to maint). + + * test-lint now looks for broken use of "VAR=VAL shell_func" in test + scripts. + + * Conversion from uchar[40] to struct object_id continues. + + * Recent "security fix" to pay attention to contents of ".gitmodules" + while accepting "git push" was a bit overly strict than necessary, + which has been adjusted. + + * "git fsck" learns to make sure the optional commit-graph file is in + a sane state. + + * "git diff --color-moved" feature has further been tweaked. + + * Code restructuring and a small fix to transport protocol v2 during + fetching. + + * Parsing of -L[<N>][,[<M>]] parameters "git blame" and "git log" + take has been tweaked. + + * lookup_commit_reference() and friends have been updated to find + in-core object for a specific in-core repository instance. + + * Various glitches in the heuristics of merge-recursive strategy have + been documented in new tests. + + * "git fetch" learned a new option "--negotiation-tip" to limit the + set of commits it tells the other end as "have", to reduce wasted + bandwidth and cycles, which would be helpful when the receiving + repository has a lot of refs that have little to do with the + history at the remote it is fetching from. + + * For a large tree, the index needs to hold many cache entries + allocated on heap. These cache entries are now allocated out of a + dedicated memory pool to amortize malloc(3) overhead. + + * Tests to cover various conflicting cases have been added for + merge-recursive. + + * Tests to cover conflict cases that involve submodules have been + added for merge-recursive. + + * Look for broken "&&" chains that are hidden in subshell, many of + which have been found and corrected. + + * The singleton commit-graph in-core instance is made per in-core + repository instance. + Fixes since v2.18 ----------------- @@ -145,6 +230,105 @@ Fixes since v2.18 not turn a case-incapable filesystem into a case-capable one. (merge 48294b512a ms/core-icase-doc later to maint). + * "fsck.skipList" did not prevent a blob object listed there from + being inspected for is contents (e.g. we recently started to + inspect the contents of ".gitmodules" for certain malicious + patterns), which has been corrected. + (merge fb16287719 rj/submodule-fsck-skip later to maint). + + * "git checkout --recurse-submodules another-branch" did not report + in which submodule it failed to update the working tree, which + resulted in an unhelpful error message. + (merge ba95d4e4bd sb/submodule-move-head-error-msg later to maint). + + * "git rebase" behaved slightly differently depending on which one of + the three backends gets used; this has been documented and an + effort to make them more uniform has begun. + (merge b00bf1c9a8 en/rebase-consistency later to maint). + + * The "--ignore-case" option of "git for-each-ref" (and its friends) + did not work correctly, which has been fixed. + (merge e674eb2528 jk/for-each-ref-icase later to maint). + + * "git fetch" failed to correctly validate the set of objects it + received when making a shallow history deeper, which has been + corrected. + (merge cf1e7c0770 jt/connectivity-check-after-unshallow later to maint). + + * Partial clone support of "git clone" has been updated to correctly + validate the objects it receives from the other side. The server + side has been corrected to send objects that are directly + requested, even if they may match the filtering criteria (e.g. when + doing a "lazy blob" partial clone). + (merge a7e67c11b8 jt/partial-clone-fsck-connectivity later to maint). + + * Handling of an empty range by "git cherry-pick" was inconsistent + depending on how the range ended up to be empty, which has been + corrected. + (merge c5e358d073 jk/empty-pick-fix later to maint). + + * "git reset --merge" (hence "git merge ---abort") and "git reset --hard" + had trouble working correctly in a sparsely checked out working + tree after a conflict, which has been corrected. + (merge b33fdfc34c mk/merge-in-sparse-checkout later to maint). + + * Correct a broken use of "VAR=VAL shell_func" in a test. + (merge 650161a277 jc/t3404-one-shot-export-fix later to maint). + + * "git rev-parse ':/substring'" did not consider the history leading + only to HEAD when looking for a commit with the given substring, + when the HEAD is detached. This has been fixed. + (merge 6b3351e799 wc/find-commit-with-pattern-on-detached-head later to maint). + + * Build doc update for Windows. + (merge ede8d89bb1 nd/command-list later to maint). + + * core.commentchar is now honored when preparing the list of commits + to replay in "rebase -i". + + * "git pull --rebase" on a corrupt HEAD caused a segfault. In + general we substitute an empty tree object when running the in-core + equivalent of the diff-index command, and the codepath has been + corrected to do so as well to fix this issue. + (merge 3506dc9445 jk/has-uncommitted-changes-fix later to maint). + + * httpd tests saw occasional breakage due to the way its access log + gets inspected by the tests, which has been updated to make them + less flaky. + (merge e8b3b2e275 sg/httpd-test-unflake later to maint). + + * Tests to cover more D/F conflict cases have been added for + merge-recursive. + + * "git gc --auto" opens file descriptors for the packfiles before + spawning "git repack/prune", which would upset Windows that does + not want a process to work on a file that is open by another + process. The issue has been worked around. + (merge 12e73a3ce4 kg/gc-auto-windows-workaround later to maint). + + * The recursive merge strategy did not properly ensure there was no + change between HEAD and the index before performing its operation, + which has been corrected. + (merge 55f39cf755 en/dirty-merge-fixes later to maint). + + * "git rebase" started exporting GIT_DIR environment variable and + exposing it to hook scripts when part of it got rewritten in C. + Instead of matching the old scripted Porcelains' behaviour, + compensate by also exporting GIT_WORK_TREE environment as well to + lessen the damage. This can harm existing hooks that want to + operate on different repository, but the current behaviour is + already broken for them anyway. + (merge ab5e67d751 bc/sequencer-export-work-tree-as-well later to maint). + + * "git send-email" when using in a batched mode that limits the + number of messages sent in a single SMTP session lost the contents + of the variable used to choose between tls/ssl, unable to send the + second and later batches, which has been fixed. + (merge 636f3d7ac5 jm/send-email-tls-auth-on-batch later to maint). + + * The lazy clone support had a few places where missing but promised + objects were not correctly tolerated, which have been fixed. + * Code cleanup, docfix, build fix, etc. (merge aee9be2ebe sg/update-ref-stdin-cleanup later to maint). (merge 037714252f jc/clean-after-sanity-tests later to maint). @@ -157,3 +341,6 @@ Fixes since v2.18 (merge 51d1863168 tz/exclude-doc-smallfixes later to maint). (merge a9aa3c0927 ds/commit-graph later to maint). (merge 5cf8e06474 js/enhanced-version-info later to maint). + (merge 6aaded5509 tb/config-default later to maint). + (merge 022d2ac1f3 sb/blame-color later to maint). + (merge 5a06a20e0c bp/test-drop-caches-for-windows later to maint). diff --git a/Documentation/config.txt b/Documentation/config.txt index a32172a43c..63365dcf3d 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -344,6 +344,16 @@ advice.*:: Advice shown when you used linkgit:git-checkout[1] to move to the detach HEAD state, to instruct how to create a local branch after the fact. + checkoutAmbiguousRemoteBranchName:: + Advice shown when the argument to + linkgit:git-checkout[1] ambiguously resolves to a + remote tracking branch on more than one remote in + situations where an unambiguous argument would have + otherwise caused a remote-tracking branch to be + checked out. See the `checkout.defaultRemote` + configuration variable for how to set a given remote + to used by default in some situations where this + advice would be printed. amWorkDir:: Advice that shows the location of the patch file when linkgit:git-am[1] fails to apply it. @@ -907,9 +917,12 @@ core.notesRef:: This setting defaults to "refs/notes/commits", and it can be overridden by the `GIT_NOTES_REF` environment variable. See linkgit:git-notes[1]. -core.commitGraph:: - Enable git commit graph feature. Allows reading from the - commit-graph file. +gc.commitGraph:: + If true, then gc will rewrite the commit-graph file when + linkgit:git-gc[1] is run. When using linkgit:git-gc[1] + '--auto' the commit-graph will be updated if housekeeping is + required. Default is false. See linkgit:git-commit-graph[1] + for details. core.sparseCheckout:: Enable "sparse checkout" feature. See section "Sparse checkout" in @@ -1101,6 +1114,22 @@ browser.<tool>.path:: browse HTML help (see `-w` option in linkgit:git-help[1]) or a working repository in gitweb (see linkgit:git-instaweb[1]). +checkout.defaultRemote:: + When you run 'git checkout <something>' and only have one + remote, it may implicitly fall back on checking out and + tracking e.g. 'origin/<something>'. This stops working as soon + as you have more than one remote with a '<something>' + reference. This setting allows for setting the name of a + preferred remote that should always win when it comes to + disambiguation. The typical use-case is to set this to + `origin`. ++ +Currently this is used by linkgit:git-checkout[1] when 'git checkout +<something>' will checkout the '<something>' branch on another remote, +and by linkgit:git-worktree[1] when 'git worktree add' refers to a +remote branch. This setting might be used for other checkout-like +commands or functionality in the future. + clean.requireForce:: A boolean to make git-clean do nothing unless given -f, -i or -n. Defaults to true. @@ -1149,6 +1178,11 @@ diff.colorMoved:: true the default color mode will be used. When set to false, moved lines are not colored. +diff.colorMovedWS:: + When moved lines are colored using e.g. the `diff.colorMoved` setting, + this option controls the `<mode>` how spaces are treated + for details of valid modes see '--color-moved-ws' in linkgit:git-diff[1]. + color.diff.<slot>:: Use customized color for diff colorization. `<slot>` specifies which part of the patch to use the specified color, and is one @@ -1497,6 +1531,15 @@ fetch.output:: `full` and `compact`. Default value is `full`. See section OUTPUT in linkgit:git-fetch[1] for detail. +fetch.negotiationAlgorithm:: + Control how information about the commits in the local repository is + sent when negotiating the contents of the packfile to be sent by the + server. Set to "skipping" to use an algorithm that skips commits in an + effort to converge faster, but may result in a larger-than-necessary + packfile; any other value instructs Git to use the default algorithm + that never skips commits (unless the server has acknowledged it or one + of its descendants). + format.attach:: Enable multipart/mixed attachments as the default for 'format-patch'. The value can also be a double quoted string @@ -3489,6 +3532,13 @@ Note that this configuration variable is ignored if it is seen in the repository-level config (this is a safety measure against fetching from untrusted repositories). +uploadpack.allowRefInWant:: + If this option is set, `upload-pack` will support the `ref-in-want` + feature of the protocol version 2 `fetch` command. This feature + is intended for the benefit of load-balanced servers which may + not have the same view of what OIDs their refs point to due to + replication delay. + url.<base>.insteadOf:: Any URL that starts with this value will be rewritten to start, instead, with <base>. In cases where some site serves a diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt index 41064909ee..f394608b42 100644 --- a/Documentation/diff-options.txt +++ b/Documentation/diff-options.txt @@ -276,10 +276,14 @@ plain:: that are added somewhere else in the diff. This mode picks up any moved line, but it is not very useful in a review to determine if a block of code was moved without permutation. -zebra:: +blocks:: Blocks of moved text of at least 20 alphanumeric characters are detected greedily. The detected blocks are - painted using either the 'color.diff.{old,new}Moved' color or + painted using either the 'color.diff.{old,new}Moved' color. + Adjacent blocks cannot be told apart. +zebra:: + Blocks of moved text are detected as in 'blocks' mode. The blocks + are painted using either the 'color.diff.{old,new}Moved' color or 'color.diff.{old,new}MovedAlternative'. The change between the two colors indicates that a new block was detected. dimmed_zebra:: @@ -288,6 +292,31 @@ dimmed_zebra:: blocks are considered interesting, the rest is uninteresting. -- +--color-moved-ws=<modes>:: + This configures how white spaces are ignored when performing the + move detection for `--color-moved`. +ifdef::git-diff[] + It can be set by the `diff.colorMovedWS` configuration setting. +endif::git-diff[] + These modes can be given as a comma separated list: ++ +-- +ignore-space-at-eol:: + Ignore changes in whitespace at EOL. +ignore-space-change:: + Ignore changes in amount of whitespace. This ignores whitespace + at line end, and considers all other sequences of one or + more whitespace characters to be equivalent. +ignore-all-space:: + Ignore whitespace when comparing lines. This ignores differences + even if one line has whitespace where the other line has none. +allow-indentation-change:: + Initially ignore any white spaces in the move detection, then + group the moved code blocks only into a block if the change in + whitespace is the same per line. This is incompatible with the + other modes. +-- + --word-diff[=<mode>]:: Show a word diff, using the <mode> to delimit changed words. By default, words are delimited by whitespace; see diff --git a/Documentation/fetch-options.txt b/Documentation/fetch-options.txt index 97d3217df9..2d09f87b4b 100644 --- a/Documentation/fetch-options.txt +++ b/Documentation/fetch-options.txt @@ -42,6 +42,22 @@ the current repository has the same history as the source repository. .git/shallow. This option updates .git/shallow and accept such refs. +--negotiation-tip=<commit|glob>:: + By default, Git will report, to the server, commits reachable + from all local refs to find common commits in an attempt to + reduce the size of the to-be-received packfile. If specified, + Git will only report commits reachable from the given tips. + This is useful to speed up fetches when the user knows which + local ref is likely to have commits in common with the + upstream ref being fetched. ++ +This option may be specified more than once; if so, Git will report +commits reachable from any of the given commits. ++ +The argument to this option may be a glob on ref names, a ref, or the (possibly +abbreviated) SHA-1 of a commit. Specifying a glob is equivalent to specifying +this option multiple times, one for each matching ref name. + ifndef::git-pull[] --dry-run:: Show what would be done, without making any changes. diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index ca5fc9c798..9db02928c4 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -38,6 +38,15 @@ equivalent to $ git checkout -b <branch> --track <remote>/<branch> ------------ + +If the branch exists in multiple remotes and one of them is named by +the `checkout.defaultRemote` configuration variable, we'll use that +one for the purposes of disambiguation, even if the `<branch>` isn't +unique across all remotes. Set it to +e.g. `checkout.defaultRemote=origin` to always checkout remote +branches from there if `<branch>` is ambiguous but exists on the +'origin' remote. See also `checkout.defaultRemote` in +linkgit:git-config[1]. ++ You could omit <branch>, in which case the command degenerates to "check out the current branch", which is a glorified no-op with rather expensive side-effects to show only the tracking information, diff --git a/Documentation/git-commit-graph.txt b/Documentation/git-commit-graph.txt index 4c97b555cc..dececb79d7 100644 --- a/Documentation/git-commit-graph.txt +++ b/Documentation/git-commit-graph.txt @@ -10,6 +10,7 @@ SYNOPSIS -------- [verse] 'git commit-graph read' [--object-dir <dir>] +'git commit-graph verify' [--object-dir <dir>] 'git commit-graph write' <options> [--object-dir <dir>] @@ -37,12 +38,16 @@ Write a commit graph file based on the commits found in packfiles. + With the `--stdin-packs` option, generate the new commit graph by walking objects only in the specified pack-indexes. (Cannot be combined -with --stdin-commits.) +with `--stdin-commits` or `--reachable`.) + With the `--stdin-commits` option, generate the new commit graph by walking commits starting at the commits specified in stdin as a list of OIDs in hex, one OID per line. (Cannot be combined with ---stdin-packs.) +`--stdin-packs` or `--reachable`.) ++ +With the `--reachable` option, generate the new commit graph by walking +commits starting at all refs. (Cannot be combined with `--stdin-commits` +or `--stdin-packs`.) + With the `--append` option, include all commits that are present in the existing commit-graph file. @@ -52,6 +57,11 @@ existing commit-graph file. Read a graph file given by the commit-graph file and output basic details about the graph file. Used for debugging purposes. +'verify':: + +Read the commit-graph file and verify its contents against the object +database. Used to check for corrupted data. + EXAMPLES -------- diff --git a/Documentation/git-fsck.txt b/Documentation/git-fsck.txt index b9f060e3b2..ab9a93fb9b 100644 --- a/Documentation/git-fsck.txt +++ b/Documentation/git-fsck.txt @@ -110,6 +110,9 @@ Any corrupt objects you will have to find in backups or other archives (i.e., you can just remove them and do an 'rsync' with some other site in the hopes that somebody else has the object you have corrupted). +If core.commitGraph is true, the commit-graph file will also be inspected +using 'git commit-graph verify'. See linkgit:git-commit-graph[1]. + Extracted Diagnostics --------------------- diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt index 24b2dd44fe..f5bc98ccb3 100644 --- a/Documentation/git-gc.txt +++ b/Documentation/git-gc.txt @@ -136,6 +136,10 @@ The optional configuration variable `gc.packRefs` determines if it within all non-bare repos or it can be set to a boolean value. This defaults to true. +The optional configuration variable `gc.commitGraph` determines if +'git gc' should run 'git commit-graph write'. This can be set to a +boolean value. This defaults to false. + The optional configuration variable `gc.aggressiveWindow` controls how much time is spent optimizing the delta compression of the objects in the repository when the --aggressive option is specified. The larger diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt index 0de3493b80..a3049af1a3 100644 --- a/Documentation/git-grep.txt +++ b/Documentation/git-grep.txt @@ -17,7 +17,7 @@ SYNOPSIS [-l | --files-with-matches] [-L | --files-without-match] [(-O | --open-files-in-pager) [<pager>]] [-z | --null] - [-c | --count] [--all-match] [-q | --quiet] + [ -o | --only-matching ] [-c | --count] [--all-match] [-q | --quiet] [--max-depth <depth>] [--color[=<when>] | --no-color] [--break] [--heading] [-p | --show-function] @@ -201,6 +201,11 @@ providing this option will cause it to die. Output \0 instead of the character that normally follows a file name. +-o:: +--only-matching:: + Print only the matched (non-empty) parts of a matching line, with each such + part on a separate output line. + -c:: --count:: Instead of showing every matched line, show the number of diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt index 6a5c00e2c2..eb36837f86 100644 --- a/Documentation/git-merge.txt +++ b/Documentation/git-merge.txt @@ -12,7 +12,7 @@ SYNOPSIS 'git merge' [-n] [--stat] [--no-commit] [--squash] [--[no-]edit] [-s <strategy>] [-X <strategy-option>] [-S[<keyid>]] [--[no-]allow-unrelated-histories] - [--[no-]rerere-autoupdate] [-m <msg>] [<commit>...] + [--[no-]rerere-autoupdate] [-m <msg>] [-F <file>] [<commit>...] 'git merge' --abort 'git merge' --continue @@ -75,6 +75,14 @@ The 'git fmt-merge-msg' command can be used to give a good default for automated 'git merge' invocations. The automated message can include the branch description. +-F <file>:: +--file=<file>:: + Read the commit message to be used for the merge commit (in + case one is created). ++ +If `--log` is specified, a shortlog of the commits being merged +will be appended to the specified message. + --[no-]rerere-autoupdate:: Allow the rerere mechanism to update the index with the result of auto-conflict resolution if possible. @@ -122,9 +130,9 @@ merge' may need to update. To avoid recording unrelated changes in the merge commit, 'git pull' and 'git merge' will also abort if there are any changes -registered in the index relative to the `HEAD` commit. (One -exception is when the changed index entries are in the state that -would result from the merge already.) +registered in the index relative to the `HEAD` commit. (Special +narrow exceptions to this rule may exist depending on which merge +strategy is in use, but generally, the index must match HEAD.) If all named commits are already ancestors of `HEAD`, 'git merge' will exit early with the message "Already up to date." diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index 091eb53faa..1fbc6ebcde 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -243,11 +243,15 @@ leave out at most one of A and B, in which case it defaults to HEAD. --keep-empty:: Keep the commits that do not change anything from its parents in the result. ++ +See also INCOMPATIBLE OPTIONS below. --allow-empty-message:: By default, rebasing commits with an empty message will fail. This option overrides that behavior, allowing commits with empty messages to be rebased. ++ +See also INCOMPATIBLE OPTIONS below. --skip:: Restart the rebasing process by skipping the current patch. @@ -271,6 +275,8 @@ branch on top of the <upstream> branch. Because of this, when a merge conflict happens, the side reported as 'ours' is the so-far rebased series, starting with <upstream>, and 'theirs' is the working branch. In other words, the sides are swapped. ++ +See also INCOMPATIBLE OPTIONS below. -s <strategy>:: --strategy=<strategy>:: @@ -280,8 +286,10 @@ other words, the sides are swapped. + Because 'git rebase' replays each commit from the working branch on top of the <upstream> branch using the given strategy, using -the 'ours' strategy simply discards all patches from the <branch>, +the 'ours' strategy simply empties all patches from the <branch>, which makes little sense. ++ +See also INCOMPATIBLE OPTIONS below. -X <strategy-option>:: --strategy-option=<strategy-option>:: @@ -289,6 +297,8 @@ which makes little sense. This implies `--merge` and, if no strategy has been specified, `-s recursive`. Note the reversal of 'ours' and 'theirs' as noted above for the `-m` option. ++ +See also INCOMPATIBLE OPTIONS below. -S[<keyid>]:: --gpg-sign[=<keyid>]:: @@ -324,17 +334,21 @@ which makes little sense. and after each change. When fewer lines of surrounding context exist they all must match. By default no context is ever ignored. ++ +See also INCOMPATIBLE OPTIONS below. --f:: +--no-ff:: --force-rebase:: - Force a rebase even if the current branch is up to date and - the command without `--force` would return without doing anything. +-f:: + Individually replay all rebased commits instead of fast-forwarding + over the unchanged ones. This ensures that the entire history of + the rebased branch is composed of new commits. + -You may find this (or --no-ff with an interactive rebase) helpful after -reverting a topic branch merge, as this option recreates the topic branch with -fresh commits so it can be remerged successfully without needing to "revert -the reversion" (see the -link:howto/revert-a-faulty-merge.html[revert-a-faulty-merge How-To] for details). +You may find this helpful after reverting a topic branch merge, as this option +recreates the topic branch with fresh commits so it can be remerged +successfully without needing to "revert the reversion" (see the +link:howto/revert-a-faulty-merge.html[revert-a-faulty-merge How-To] for +details). --fork-point:: --no-fork-point:: @@ -355,19 +369,22 @@ default is `--no-fork-point`, otherwise the default is `--fork-point`. --whitespace=<option>:: These flag are passed to the 'git apply' program (see linkgit:git-apply[1]) that applies the patch. - Incompatible with the --interactive option. ++ +See also INCOMPATIBLE OPTIONS below. --committer-date-is-author-date:: --ignore-date:: These flags are passed to 'git am' to easily change the dates of the rebased commits (see linkgit:git-am[1]). - Incompatible with the --interactive option. ++ +See also INCOMPATIBLE OPTIONS below. --signoff:: Add a Signed-off-by: trailer to all the rebased commits. Note that if `--interactive` is given then only commits marked to be - picked, edited or reworded will have the trailer added. Incompatible - with the `--preserve-merges` option. + picked, edited or reworded will have the trailer added. ++ +See also INCOMPATIBLE OPTIONS below. -i:: --interactive:: @@ -378,6 +395,8 @@ default is `--no-fork-point`, otherwise the default is `--fork-point`. The commit list format can be changed by setting the configuration option rebase.instructionFormat. A customized instruction format will automatically have the long commit hash prepended to the format. ++ +See also INCOMPATIBLE OPTIONS below. -r:: --rebase-merges[=(rebase-cousins|no-rebase-cousins)]:: @@ -404,7 +423,7 @@ It is currently only possible to recreate the merge commits using the `recursive` merge strategy; Different merge strategies can be used only via explicit `exec git merge -s <strategy> [...]` commands. + -See also REBASING MERGES below. +See also REBASING MERGES and INCOMPATIBLE OPTIONS below. -p:: --preserve-merges:: @@ -415,6 +434,8 @@ See also REBASING MERGES below. This uses the `--interactive` machinery internally, but combining it with the `--interactive` option explicitly is generally not a good idea unless you know what you are doing (see BUGS below). ++ +See also INCOMPATIBLE OPTIONS below. -x <cmd>:: --exec <cmd>:: @@ -437,6 +458,8 @@ squash/fixup series. + This uses the `--interactive` machinery internally, but it can be run without an explicit `--interactive`. ++ +See also INCOMPATIBLE OPTIONS below. --root:: Rebase all commits reachable from <branch>, instead of @@ -447,6 +470,8 @@ without an explicit `--interactive`. When used together with both --onto and --preserve-merges, 'all' root commits will be rewritten to have <newbase> as parent instead. ++ +See also INCOMPATIBLE OPTIONS below. --autosquash:: --no-autosquash:: @@ -461,11 +486,11 @@ without an explicit `--interactive`. too. The recommended way to create fixup/squash commits is by using the `--fixup`/`--squash` options of linkgit:git-commit[1]. + -This option is only valid when the `--interactive` option is used. -+ If the `--autosquash` option is enabled by default using the configuration variable `rebase.autoSquash`, this option can be used to override and disable this setting. ++ +See also INCOMPATIBLE OPTIONS below. --autostash:: --no-autostash:: @@ -475,17 +500,73 @@ used to override and disable this setting. with care: the final stash application after a successful rebase might result in non-trivial conflicts. ---no-ff:: - With --interactive, cherry-pick all rebased commits instead of - fast-forwarding over the unchanged ones. This ensures that the - entire history of the rebased branch is composed of new commits. -+ -Without --interactive, this is a synonym for --force-rebase. -+ -You may find this helpful after reverting a topic branch merge, as this option -recreates the topic branch with fresh commits so it can be remerged -successfully without needing to "revert the reversion" (see the -link:howto/revert-a-faulty-merge.html[revert-a-faulty-merge How-To] for details). +INCOMPATIBLE OPTIONS +-------------------- + +git-rebase has many flags that are incompatible with each other, +predominantly due to the fact that it has three different underlying +implementations: + + * one based on linkgit:git-am[1] (the default) + * one based on git-merge-recursive (merge backend) + * one based on linkgit:git-cherry-pick[1] (interactive backend) + +Flags only understood by the am backend: + + * --committer-date-is-author-date + * --ignore-date + * --whitespace + * --ignore-whitespace + * -C + +Flags understood by both merge and interactive backends: + + * --merge + * --strategy + * --strategy-option + * --allow-empty-message + +Flags only understood by the interactive backend: + + * --[no-]autosquash + * --rebase-merges + * --preserve-merges + * --interactive + * --exec + * --keep-empty + * --autosquash + * --edit-todo + * --root when used in combination with --onto + +Other incompatible flag pairs: + + * --preserve-merges and --interactive + * --preserve-merges and --signoff + * --preserve-merges and --rebase-merges + * --rebase-merges and --strategy + * --rebase-merges and --strategy-option + +BEHAVIORAL DIFFERENCES +----------------------- + + * empty commits: + + am-based rebase will drop any "empty" commits, whether the + commit started empty (had no changes relative to its parent to + start with) or ended empty (all changes were already applied + upstream in other commits). + + merge-based rebase does the same. + + interactive-based rebase will by default drop commits that + started empty and halt if it hits a commit that ended up empty. + The `--keep-empty` option exists for interactive rebases to allow + it to keep commits that started empty. + + * directory rename detection: + + merge-based and interactive-based rebases work fine with + directory rename detection. am-based rebases sometimes do not. include::merge-strategies.txt[] @@ -879,8 +960,8 @@ rescheduled immediately, with a helpful message how to edit the todo list (this typically happens when a `reset` command was inserted into the todo list manually and contains a typo). -The `merge` command will merge the specified revision into whatever is -HEAD at that time. With `-C <original-commit>`, the commit message of +The `merge` command will merge the specified revision(s) into whatever +is HEAD at that time. With `-C <original-commit>`, the commit message of the specified merge commit will be used. When the `-C` is changed to a lower-case `-c`, the message will be opened in an editor after a successful merge so that the user can edit the message. @@ -889,7 +970,8 @@ If a `merge` command fails for any reason other than merge conflicts (i.e. when the merge operation did not even start), it is rescheduled immediately. At this time, the `merge` command will *always* use the `recursive` -merge strategy, with no way to choose a different one. To work around +merge strategy for regular merges, and `octopus` for octopus merges, +strategy, with no way to choose a different one. To work around this, an `exec` command can be used to call `git merge` explicitly, using the fact that the labels are worktree-local refs (the ref `refs/rewritten/onto` would correspond to the label `onto`, for example). diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt index 4f3efde80c..465a4ecbed 100644 --- a/Documentation/git-send-email.txt +++ b/Documentation/git-send-email.txt @@ -137,15 +137,17 @@ Note that no attempts whatsoever are made to validate the encoding. Specify encoding of compose message. Default is the value of the 'sendemail.composeencoding'; if that is unspecified, UTF-8 is assumed. ---transfer-encoding=(7bit|8bit|quoted-printable|base64):: +--transfer-encoding=(7bit|8bit|quoted-printable|base64|auto):: Specify the transfer encoding to be used to send the message over SMTP. 7bit will fail upon encountering a non-ASCII message. quoted-printable can be useful when the repository contains files that contain carriage returns, but makes the raw patch email file (as saved from a MUA) much harder to inspect manually. base64 is even more fool proof, but also - even more opaque. Default is the value of the `sendemail.transferEncoding` - configuration value; if that is unspecified, git will use 8bit and not - add a Content-Transfer-Encoding header. + even more opaque. auto will use 8bit when possible, and quoted-printable + otherwise. ++ +Default is the value of the `sendemail.transferEncoding` configuration +value; if that is unspecified, default to `auto`. --xmailer:: --no-xmailer:: @@ -398,8 +400,11 @@ have been specified, in which case default to 'compose'. + -- * Invoke the sendemail-validate hook if present (see linkgit:githooks[5]). - * Warn of patches that contain lines longer than 998 characters; this - is due to SMTP limits as described by http://www.ietf.org/rfc/rfc2821.txt. + * Warn of patches that contain lines longer than + 998 characters unless a suitable transfer encoding + ('auto', 'base64', or 'quoted-printable') is used; + this is due to SMTP limits as described by + http://www.ietf.org/rfc/rfc5322.txt. -- + Default is the value of `sendemail.validate`; if this is not set, diff --git a/Documentation/git-worktree.txt b/Documentation/git-worktree.txt index afc6576a14..9c26be40f4 100644 --- a/Documentation/git-worktree.txt +++ b/Documentation/git-worktree.txt @@ -60,6 +60,15 @@ with a matching name, treat as equivalent to: $ git worktree add --track -b <branch> <path> <remote>/<branch> ------------ + +If the branch exists in multiple remotes and one of them is named by +the `checkout.defaultRemote` configuration variable, we'll use that +one for the purposes of disambiguation, even if the `<branch>` isn't +unique across all remotes. Set it to +e.g. `checkout.defaultRemote=origin` to always checkout remote +branches from there if `<branch>` is ambiguous but exists on the +'origin' remote. See also `checkout.defaultRemote` in +linkgit:git-config[1]. ++ If `<commit-ish>` is omitted and neither `-b` nor `-B` nor `--detach` used, then, as a convenience, the new worktree is associated with a branch (call it `<branch>`) named after `$(basename <path>)`. If `<branch>` diff --git a/Documentation/revisions.txt b/Documentation/revisions.txt index 7d1bd44094..72daa20e76 100644 --- a/Documentation/revisions.txt +++ b/Documentation/revisions.txt @@ -184,7 +184,8 @@ existing tag object. A colon, followed by a slash, followed by a text, names a commit whose commit message matches the specified regular expression. This name returns the youngest matching commit which is - reachable from any ref. The regular expression can match any part of the + reachable from any ref, including HEAD. + The regular expression can match any part of the commit message. To match messages starting with a string, one can use e.g. ':/^foo'. The special sequence ':/!' is reserved for modifiers to what is matched. ':/!-foo' performs a negative match, while ':/!!foo' matches a diff --git a/Documentation/technical/commit-graph.txt b/Documentation/technical/commit-graph.txt index e1a883eb46..c664acbd76 100644 --- a/Documentation/technical/commit-graph.txt +++ b/Documentation/technical/commit-graph.txt @@ -118,9 +118,6 @@ Future Work - The commit graph feature currently does not honor commit grafts. This can be remedied by duplicating or refactoring the current graft logic. -- The 'commit-graph' subcommand does not have a "verify" mode that is - necessary for integration with fsck. - - After computing and storing generation numbers, we must make graph walks aware of generation numbers to gain the performance benefits they enable. This will mostly be accomplished by swapping a commit-date-ordered @@ -130,25 +127,6 @@ Future Work - 'log --topo-order' - 'tag --merged' -- Currently, parse_commit_gently() requires filling in the root tree - object for a commit. This passes through lookup_tree() and consequently - lookup_object(). Also, it calls lookup_commit() when loading the parents. - These method calls check the ODB for object existence, even if the - consumer does not need the content. For example, we do not need the - tree contents when computing merge bases. Now that commit parsing is - removed from the computation time, these lookup operations are the - slowest operations keeping graph walks from being fast. Consider - loading these objects without verifying their existence in the ODB and - only loading them fully when consumers need them. Consider a method - such as "ensure_tree_loaded(commit)" that fully loads a tree before - using commit->tree. - -- The current design uses the 'commit-graph' subcommand to generate the graph. - When this feature stabilizes enough to recommend to most users, we should - add automatic graph writes to common operations that create many commits. - For example, one could compute a graph on 'clone', 'fetch', or 'repack' - commands. - - A server could provide a commit graph file as part of the network protocol to avoid extra calculations by clients. This feature is only of benefit if the user is willing to trust the file, because verifying the file is correct diff --git a/Documentation/technical/directory-rename-detection.txt b/Documentation/technical/directory-rename-detection.txt new file mode 100644 index 0000000000..1c0086e287 --- /dev/null +++ b/Documentation/technical/directory-rename-detection.txt @@ -0,0 +1,115 @@ +Directory rename detection +========================== + +Rename detection logic in diffcore-rename that checks for renames of +individual files is aggregated and analyzed in merge-recursive for cases +where combinations of renames indicate that a full directory has been +renamed. + +Scope of abilities +------------------ + +It is perhaps easiest to start with an example: + + * When all of x/a, x/b and x/c have moved to z/a, z/b and z/c, it is + likely that x/d added in the meantime would also want to move to z/d by + taking the hint that the entire directory 'x' moved to 'z'. + +More interesting possibilities exist, though, such as: + + * one side of history renames x -> z, and the other renames some file to + x/e, causing the need for the merge to do a transitive rename. + + * one side of history renames x -> z, but also renames all files within + x. For example, x/a -> z/alpha, x/b -> z/bravo, etc. + + * both 'x' and 'y' being merged into a single directory 'z', with a + directory rename being detected for both x->z and y->z. + + * not all files in a directory being renamed to the same location; + i.e. perhaps most the files in 'x' are now found under 'z', but a few + are found under 'w'. + + * a directory being renamed, which also contained a subdirectory that was + renamed to some entirely different location. (And perhaps the inner + directory itself contained inner directories that were renamed to yet + other locations). + + * combinations of the above; see t/t6043-merge-rename-directories.sh for + various interesting cases. + +Limitations -- applicability of directory renames +------------------------------------------------- + +In order to prevent edge and corner cases resulting in either conflicts +that cannot be represented in the index or which might be too complex for +users to try to understand and resolve, a couple basic rules limit when +directory rename detection applies: + + 1) If a given directory still exists on both sides of a merge, we do + not consider it to have been renamed. + + 2) If a subset of to-be-renamed files have a file or directory in the + way (or would be in the way of each other), "turn off" the directory + rename for those specific sub-paths and report the conflict to the + user. + + 3) If the other side of history did a directory rename to a path that + your side of history renamed away, then ignore that particular + rename from the other side of history for any implicit directory + renames (but warn the user). + +Limitations -- detailed rules and testcases +------------------------------------------- + +t/t6043-merge-rename-directories.sh contains extensive tests and commentary +which generate and explore the rules listed above. It also lists a few +additional rules: + + a) If renames split a directory into two or more others, the directory + with the most renames, "wins". + + b) Avoid directory-rename-detection for a path, if that path is the + source of a rename on either side of a merge. + + c) Only apply implicit directory renames to directories if the other side + of history is the one doing the renaming. + +Limitations -- support in different commands +-------------------------------------------- + +Directory rename detection is supported by 'merge' and 'cherry-pick'. +Other git commands which users might be surprised to see limited or no +directory rename detection support in: + + * diff + + Folks have requested in the past that `git diff` detect directory + renames and somehow simplify its output. It is not clear whether this + would be desirable or how the output should be simplified, so this was + simply not implemented. Further, to implement this, directory rename + detection logic would need to move from merge-recursive to + diffcore-rename. + + * am + + git-am tries to avoid a full three way merge, instead calling + git-apply. That prevents us from detecting renames at all, which may + defeat the directory rename detection. There is a fallback, though; if + the initial git-apply fails and the user has specified the -3 option, + git-am will fall back to a three way merge. However, git-am lacks the + necessary information to do a "real" three way merge. Instead, it has + to use build_fake_ancestor() to get a merge base that is missing files + whose rename may have been important to detect for directory rename + detection to function. + + * rebase + + Since am-based rebases work by first generating a bunch of patches + (which no longer record what the original commits were and thus don't + have the necessary info from which we can find a real merge-base), and + then calling git-am, this implies that am-based rebases will not always + successfully detect directory renames either (see the 'am' section + above). merged-based rebases (rebase -m) and cherry-pick-based rebases + (rebase -i) are not affected by this shortcoming, and fully support + directory rename detection. diff --git a/Documentation/technical/pack-protocol.txt b/Documentation/technical/pack-protocol.txt index 7fee6b780a..508a344cf1 100644 --- a/Documentation/technical/pack-protocol.txt +++ b/Documentation/technical/pack-protocol.txt @@ -284,7 +284,9 @@ information is sent back to the client in the next step. The client can optionally request that pack-objects omit various objects from the packfile using one of several filtering techniques. These are intended for use with partial clone and partial fetch -operations. See `rev-list` for possible "filter-spec" values. +operations. An object that does not meet a filter-spec value is +omitted unless explicitly requested in a 'want' line. See `rev-list` +for possible filter-spec values. Once all the 'want's and 'shallow's (and optional 'deepen') are transferred, clients MUST send a flush-pkt, to tell the server side diff --git a/Documentation/technical/protocol-v2.txt b/Documentation/technical/protocol-v2.txt index f58f24b1ef..09e4e0273f 100644 --- a/Documentation/technical/protocol-v2.txt +++ b/Documentation/technical/protocol-v2.txt @@ -298,12 +298,21 @@ included in the client's request: for use with partial clone and partial fetch operations. See `rev-list` for possible "filter-spec" values. +If the 'ref-in-want' feature is advertised, the following argument can +be included in the client's request as well as the potential addition of +the 'wanted-refs' section in the server's response as explained below. + + want-ref <ref> + Indicates to the server that the client wants to retrieve a + particular ref, where <ref> is the full name of a ref on the + server. + The response of `fetch` is broken into a number of sections separated by delimiter packets (0001), with each section beginning with its section header. output = *section - section = (acknowledgments | shallow-info | packfile) + section = (acknowledgments | shallow-info | wanted-refs | packfile) (flush-pkt | delim-pkt) acknowledgments = PKT-LINE("acknowledgments" LF) @@ -318,6 +327,10 @@ header. shallow = "shallow" SP obj-id unshallow = "unshallow" SP obj-id + wanted-refs = PKT-LINE("wanted-refs" LF) + *PKT-LINE(wanted-ref LF) + wanted-ref = obj-id SP refname + packfile = PKT-LINE("packfile" LF) *PKT-LINE(%x01-03 *%x00-ff) @@ -378,6 +391,19 @@ header. * This section is only included if a packfile section is also included in the response. + wanted-refs section + * This section is only included if the client has requested a + ref using a 'want-ref' line and if a packfile section is also + included in the response. + + * Always begins with the section header "wanted-refs". + + * The server will send a ref listing ("<oid> <refname>") for + each reference requested using 'want-ref' lines. + + * The server MUST NOT send any refs which were not requested + using 'want-ref' lines. + packfile section * This section is only included if the client has sent 'want' lines in its request and either requested that no more @@ -609,7 +609,7 @@ SCRIPT_SH += git-merge-one-file.sh SCRIPT_SH += git-merge-resolve.sh SCRIPT_SH += git-mergetool.sh SCRIPT_SH += git-quiltimport.sh -SCRIPT_SH += git-rebase.sh +SCRIPT_SH += git-legacy-rebase.sh SCRIPT_SH += git-remote-testgit.sh SCRIPT_SH += git-request-pull.sh SCRIPT_SH += git-stash.sh @@ -619,6 +619,7 @@ SCRIPT_SH += git-web--browse.sh SCRIPT_LIB += git-mergetool--lib SCRIPT_LIB += git-parse-remote SCRIPT_LIB += git-rebase--am +SCRIPT_LIB += git-rebase--common SCRIPT_LIB += git-rebase--preserve-merges SCRIPT_LIB += git-rebase--merge SCRIPT_LIB += git-sh-setup @@ -718,6 +719,7 @@ TEST_BUILTINS_OBJS += test-prio-queue.o TEST_BUILTINS_OBJS += test-read-cache.o TEST_BUILTINS_OBJS += test-ref-store.o TEST_BUILTINS_OBJS += test-regex.o +TEST_BUILTINS_OBJS += test-repository.o TEST_BUILTINS_OBJS += test-revision-walking.o TEST_BUILTINS_OBJS += test-run-command.o TEST_BUILTINS_OBJS += test-scrap-cache-tree.o @@ -858,6 +860,7 @@ LIB_OBJS += ewah/ewah_bitmap.o LIB_OBJS += ewah/ewah_io.o LIB_OBJS += ewah/ewah_rlw.o LIB_OBJS += exec-cmd.o +LIB_OBJS += fetch-negotiator.o LIB_OBJS += fetch-object.o LIB_OBJS += fetch-pack.o LIB_OBJS += fsck.o @@ -890,6 +893,8 @@ LIB_OBJS += merge-blobs.o LIB_OBJS += merge-recursive.o LIB_OBJS += mergesort.o LIB_OBJS += name-hash.o +LIB_OBJS += negotiator/default.o +LIB_OBJS += negotiator/skipping.o LIB_OBJS += notes.o LIB_OBJS += notes-cache.o LIB_OBJS += notes-merge.o @@ -1059,6 +1064,7 @@ BUILTIN_OBJS += builtin/prune.o BUILTIN_OBJS += builtin/pull.o BUILTIN_OBJS += builtin/push.o BUILTIN_OBJS += builtin/read-tree.o +BUILTIN_OBJS += builtin/rebase.o BUILTIN_OBJS += builtin/rebase--interactive.o BUILTIN_OBJS += builtin/receive-pack.o BUILTIN_OBJS += builtin/reflog.o @@ -23,6 +23,7 @@ int advice_add_embedded_repo = 1; int advice_ignored_hook = 1; int advice_waiting_for_editor = 1; int advice_graft_file_deprecated = 1; +int advice_checkout_ambiguous_remote_branch_name = 1; static int advice_use_color = -1; static char advice_colors[][COLOR_MAXLEN] = { @@ -75,6 +76,7 @@ static struct { { "ignoredHook", &advice_ignored_hook }, { "waitingForEditor", &advice_waiting_for_editor }, { "graftFileDeprecated", &advice_graft_file_deprecated }, + { "checkoutAmbiguousRemoteBranchName", &advice_checkout_ambiguous_remote_branch_name }, /* make this an alias for backward compatibility */ { "pushNonFastForward", &advice_push_update_rejected } @@ -23,6 +23,7 @@ extern int advice_add_embedded_repo; extern int advice_ignored_hook; extern int advice_waiting_for_editor; extern int advice_graft_file_deprecated; +extern int advice_checkout_ambiguous_remote_branch_name; int git_default_advice_config(const char *var, const char *value); __attribute__((format (printf, 1, 2))) @@ -4056,7 +4056,7 @@ static int preimage_oid_in_gitlink_patch(struct patch *p, struct object_id *oid) return get_oid_hex(p->old_sha1_prefix, oid); } -/* Build an index that contains the just the files needed for a 3way merge */ +/* Build an index that contains just the files needed for a 3way merge */ static int build_fake_ancestor(struct apply_state *state, struct patch *list) { struct patch *patch; @@ -4093,12 +4093,12 @@ static int build_fake_ancestor(struct apply_state *state, struct patch *list) return error(_("sha1 information is lacking or useless " "(%s)."), name); - ce = make_cache_entry(patch->old_mode, oid.hash, name, 0, 0); + ce = make_cache_entry(&result, patch->old_mode, &oid, name, 0, 0); if (!ce) return error(_("make_cache_entry failed for path '%s'"), name); if (add_index_entry(&result, ce, ADD_CACHE_OK_TO_ADD)) { - free(ce); + discard_cache_entry(ce); return error(_("could not add %s to temporary index"), name); } @@ -4266,9 +4266,8 @@ static int add_index_file(struct apply_state *state, struct stat st; struct cache_entry *ce; int namelen = strlen(path); - unsigned ce_size = cache_entry_size(namelen); - ce = xcalloc(1, ce_size); + ce = make_empty_cache_entry(&the_index, namelen); memcpy(ce->name, path, namelen); ce->ce_mode = create_ce_mode(mode); ce->ce_flags = create_ce_flags(0); @@ -4281,13 +4280,13 @@ static int add_index_file(struct apply_state *state, if (!skip_prefix(buf, "Subproject commit ", &s) || get_oid_hex(s, &ce->oid)) { - free(ce); - return error(_("corrupt patch for submodule %s"), path); + discard_cache_entry(ce); + return error(_("corrupt patch for submodule %s"), path); } } else { if (!state->cached) { if (lstat(path, &st) < 0) { - free(ce); + discard_cache_entry(ce); return error_errno(_("unable to stat newly " "created file '%s'"), path); @@ -4295,13 +4294,13 @@ static int add_index_file(struct apply_state *state, fill_stat_cache_info(ce, &st); } if (write_object_file(buf, size, blob_type, &ce->oid) < 0) { - free(ce); + discard_cache_entry(ce); return error(_("unable to create backing store " "for newly created file %s"), path); } } if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) { - free(ce); + discard_cache_entry(ce); return error(_("unable to add cache entry for %s"), path); } @@ -4425,27 +4424,26 @@ static int add_conflicted_stages_file(struct apply_state *state, struct patch *patch) { int stage, namelen; - unsigned ce_size, mode; + unsigned mode; struct cache_entry *ce; if (!state->update_index) return 0; namelen = strlen(patch->new_name); - ce_size = cache_entry_size(namelen); mode = patch->new_mode ? patch->new_mode : (S_IFREG | 0644); remove_file_from_cache(patch->new_name); for (stage = 1; stage < 4; stage++) { if (is_null_oid(&patch->threeway_stage[stage - 1])) continue; - ce = xcalloc(1, ce_size); + ce = make_empty_cache_entry(&the_index, namelen); memcpy(ce->name, patch->new_name, namelen); ce->ce_mode = create_ce_mode(mode); ce->ce_flags = create_ce_flags(stage); ce->ce_namelen = namelen; oidcpy(&ce->oid, &patch->threeway_stage[stage - 1]); if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0) { - free(ce); + discard_cache_entry(ce); return error(_("unable to add cache entry for %s"), patch->new_name); } @@ -380,7 +380,7 @@ static void parse_treeish_arg(const char **argv, if (get_oid(name, &oid)) die("Not a valid object name"); - commit = lookup_commit_reference_gently(&oid, 1); + commit = lookup_commit_reference_gently(the_repository, &oid, 1); if (commit) { commit_sha1 = commit->object.oid.hash; archive_time = commit->date; @@ -724,7 +724,7 @@ static int bisect_checkout(const struct object_id *bisect_rev, int no_checkout) static struct commit *get_commit_reference(const struct object_id *oid) { - struct commit *r = lookup_commit_reference(oid); + struct commit *r = lookup_commit_reference(the_repository, oid); if (!r) die(_("Not a valid commit name %s"), oid_to_hex(oid)); return r; @@ -119,7 +119,7 @@ static struct commit_list **append_parent(struct commit_list **tail, const struc { struct commit *parent; - parent = lookup_commit_reference(oid); + parent = lookup_commit_reference(the_repository, oid); if (!parent) die("no such commit %s", oid_to_hex(oid)); return &commit_list_insert(parent, tail)->next; @@ -158,7 +158,7 @@ static void set_commit_buffer_from_strbuf(struct commit *c, struct strbuf *sb) { size_t len; void *buf = strbuf_detach(sb, &len); - set_commit_buffer(c, buf, len); + set_commit_buffer(the_repository, c, buf, len); } /* @@ -176,7 +176,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt, struct strbuf buf = STRBUF_INIT; const char *ident; time_t now; - int size, len; + int len; struct cache_entry *ce; unsigned mode; struct strbuf msg = STRBUF_INIT; @@ -274,8 +274,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt, /* Let's not bother reading from HEAD tree */ mode = S_IFREG | 0644; } - size = cache_entry_size(len); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(&the_index, len); oidcpy(&ce->oid, &origin->blob_oid); memcpy(ce->name, path, len); ce->ce_flags = create_ce_flags(0); @@ -1674,7 +1673,7 @@ static struct commit *find_single_final(struct rev_info *revs, struct object *obj = revs->pending.objects[i].item; if (obj->flags & UNINTERESTING) continue; - obj = deref_tag(obj, NULL, 0); + obj = deref_tag(the_repository, obj, NULL, 0); if (obj->type != OBJ_COMMIT) die("Non commit %s?", revs->pending.objects[i].name); if (found) @@ -1705,14 +1704,15 @@ static struct commit *dwim_reverse_initial(struct rev_info *revs, /* Is that sole rev a committish? */ obj = revs->pending.objects[0].item; - obj = deref_tag(obj, NULL, 0); + obj = deref_tag(the_repository, obj, NULL, 0); if (obj->type != OBJ_COMMIT) return NULL; /* Do we have HEAD? */ if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL)) return NULL; - head_commit = lookup_commit_reference_gently(&head_oid, 1); + head_commit = lookup_commit_reference_gently(the_repository, + &head_oid, 1); if (!head_commit) return NULL; @@ -1740,7 +1740,7 @@ static struct commit *find_single_initial(struct rev_info *revs, struct object *obj = revs->pending.objects[i].item; if (!(obj->flags & UNINTERESTING)) continue; - obj = deref_tag(obj, NULL, 0); + obj = deref_tag(the_repository, obj, NULL, 0); if (obj->type != OBJ_COMMIT) die("Non commit %s?", revs->pending.objects[i].name); if (found) @@ -5,13 +5,13 @@ const char *blob_type = "blob"; -struct blob *lookup_blob(const struct object_id *oid) +struct blob *lookup_blob(struct repository *r, const struct object_id *oid) { - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(r, oid->hash); if (!obj) - return create_object(the_repository, oid->hash, - alloc_blob_node(the_repository)); - return object_as_type(obj, OBJ_BLOB, 0); + return create_object(r, oid->hash, + alloc_blob_node(r)); + return object_as_type(r, obj, OBJ_BLOB, 0); } int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size) @@ -9,7 +9,7 @@ struct blob { struct object object; }; -struct blob *lookup_blob(const struct object_id *oid); +struct blob *lookup_blob(struct repository *r, const struct object_id *oid); int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size); @@ -302,7 +302,7 @@ void create_branch(const char *name, const char *start_name, break; } - if ((commit = lookup_commit_reference(&oid)) == NULL) + if ((commit = lookup_commit_reference(the_repository, &oid)) == NULL) die(_("Not a valid branch point: '%s'."), start_name); oidcpy(&oid, &commit->object.oid); @@ -202,6 +202,7 @@ extern int cmd_prune_packed(int argc, const char **argv, const char *prefix); extern int cmd_pull(int argc, const char **argv, const char *prefix); extern int cmd_push(int argc, const char **argv, const char *prefix); extern int cmd_read_tree(int argc, const char **argv, const char *prefix); +extern int cmd_rebase(int argc, const char **argv, const char *prefix); extern int cmd_rebase__interactive(int argc, const char **argv, const char *prefix); extern int cmd_receive_pack(int argc, const char **argv, const char *prefix); extern int cmd_reflog(int argc, const char **argv, const char *prefix); diff --git a/builtin/am.c b/builtin/am.c index 6273ea5195..2c19e69f58 100644 --- a/builtin/am.c +++ b/builtin/am.c @@ -32,6 +32,7 @@ #include "apply.h" #include "string-list.h" #include "packfile.h" +#include "repository.h" /** * Returns 1 if the file is empty or does not exist, 0 otherwise. @@ -1400,9 +1401,10 @@ static void write_index_patch(const struct am_state *state) FILE *fp; if (!get_oid_tree("HEAD", &head)) - tree = lookup_tree(&head); + tree = lookup_tree(the_repository, &head); else - tree = lookup_tree(the_hash_algo->empty_tree); + tree = lookup_tree(the_repository, + the_repository->hash_algo->empty_tree); fp = xfopen(am_path(state, "patch"), "w"); init_revisions(&rev_info, NULL); @@ -1631,7 +1633,8 @@ static void do_commit(const struct am_state *state) if (!get_oid_commit("HEAD", &parent)) { old_oid = &parent; - commit_list_insert(lookup_commit(&parent), &parents); + commit_list_insert(lookup_commit(the_repository, &parent), + &parents); } else { old_oid = NULL; say(state, stderr, _("applying to an empty history")); @@ -1763,7 +1766,7 @@ static void am_run(struct am_state *state, int resume) refresh_and_write_cache(); - if (index_has_changes(&sb)) { + if (index_has_changes(&the_index, NULL, &sb)) { write_state_bool(state, "dirtyindex", 1); die(_("Dirty index: cannot apply patches (dirty: %s)"), sb.buf); } @@ -1820,7 +1823,8 @@ static void am_run(struct am_state *state, int resume) * Applying the patch to an earlier tree and merging * the result may have produced the same tree as ours. */ - if (!apply_status && !index_has_changes(NULL)) { + if (!apply_status && + !index_has_changes(&the_index, NULL, NULL)) { say(state, stdout, _("No changes -- Patch already applied.")); goto next; } @@ -1874,7 +1878,7 @@ static void am_resolve(struct am_state *state) say(state, stdout, _("Applying: %.*s"), linelen(state->msg), state->msg); - if (!index_has_changes(NULL)) { + if (!index_has_changes(&the_index, NULL, NULL)) { printf_ln(_("No changes - did you forget to use 'git add'?\n" "If there is nothing left to stage, chances are that something else\n" "already introduced the same changes; you might want to skip this patch.")); diff --git a/builtin/blame.c b/builtin/blame.c index 921d127f29..5c93d169dd 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -1002,13 +1002,13 @@ parse_done: nth_line_cb, &sb, lno, anchor, &bottom, &top, sb.path)) usage(blame_usage); - if (lno < top || ((lno || bottom) && lno < bottom)) + if ((!lno && (top || bottom)) || lno < bottom) die(Q_("file %s has only %lu line", "file %s has only %lu lines", lno), path, lno); if (bottom < 1) bottom = 1; - if (top < 1) + if (top < 1 || lno < top) top = lno; bottom--; range_set_append_unsafe(&ranges, bottom, top); @@ -1071,7 +1071,9 @@ parse_done: find_alignment(&sb, &output_option); if (!*repeated_meta_color && (output_option & OUTPUT_COLOR_LINE)) - strcpy(repeated_meta_color, GIT_COLOR_CYAN); + xsnprintf(repeated_meta_color, + sizeof(repeated_meta_color), + "%s", GIT_COLOR_CYAN); } if (output_option & OUTPUT_ANNOTATE_COMPAT) output_option &= ~(OUTPUT_COLOR_LINE | OUTPUT_SHOW_AGE_WITH_COLOR); diff --git a/builtin/branch.c b/builtin/branch.c index 0192d4a879..4fc55c3508 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -122,7 +122,8 @@ static int branch_merged(int kind, const char *name, (reference_name = reference_name_to_free = resolve_refdup(upstream, RESOLVE_REF_READING, &oid, NULL)) != NULL) - reference_rev = lookup_commit_reference(&oid); + reference_rev = lookup_commit_reference(the_repository, + &oid); } if (!reference_rev) reference_rev = head_rev; @@ -155,7 +156,7 @@ static int check_branch_commit(const char *branchname, const char *refname, const struct object_id *oid, struct commit *head_rev, int kinds, int force) { - struct commit *rev = lookup_commit_reference(oid); + struct commit *rev = lookup_commit_reference(the_repository, oid); if (!rev) { error(_("Couldn't look up commit object for '%s'"), refname); return -1; @@ -209,7 +210,7 @@ static int delete_branches(int argc, const char **argv, int force, int kinds, } if (!force) { - head_rev = lookup_commit_reference(&head_oid); + head_rev = lookup_commit_reference(the_repository, &head_oid); if (!head_rev) die(_("Couldn't look up commit object for HEAD")); } diff --git a/builtin/checkout.c b/builtin/checkout.c index 28627650cd..516136a23a 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -23,6 +23,7 @@ #include "resolve-undo.h" #include "submodule-config.h" #include "submodule.h" +#include "advice.h" static const char * const checkout_usage[] = { N_("git checkout [<options>] <branch>"), @@ -78,7 +79,7 @@ static int update_some(const struct object_id *oid, struct strbuf *base, return READ_TREE_RECURSIVE; len = base->len + strlen(pathname); - ce = xcalloc(1, cache_entry_size(len)); + ce = make_empty_cache_entry(&the_index, len); oidcpy(&ce->oid, oid); memcpy(ce->name, base->buf, base->len); memcpy(ce->name + base->len, pathname, len - base->len); @@ -97,7 +98,7 @@ static int update_some(const struct object_id *oid, struct strbuf *base, if (ce->ce_mode == old->ce_mode && !oidcmp(&ce->oid, &old->oid)) { old->ce_flags |= CE_UPDATE; - free(ce); + discard_cache_entry(ce); return 0; } } @@ -231,11 +232,11 @@ static int checkout_merged(int pos, const struct checkout *state) if (write_object_file(result_buf.ptr, result_buf.size, blob_type, &oid)) die(_("Unable to add merge result for '%s'"), path); free(result_buf.ptr); - ce = make_cache_entry(mode, oid.hash, path, 2, 0); + ce = make_transient_cache_entry(mode, &oid, path, 2); if (!ce) die(_("make_cache_entry failed for path '%s'"), path); status = checkout_entry(ce, state, NULL); - free(ce); + discard_cache_entry(ce); return status; } @@ -379,7 +380,7 @@ static int checkout_paths(const struct checkout_opts *opts, die(_("unable to write new index file")); read_ref_full("HEAD", 0, &rev, NULL); - head = lookup_commit_reference_gently(&rev, 1); + head = lookup_commit_reference_gently(the_repository, &rev, 1); errs |= post_checkout_hook(head, head, 0); return errs; @@ -830,7 +831,7 @@ static int switch_branches(const struct checkout_opts *opts, memset(&old_branch_info, 0, sizeof(old_branch_info)); old_branch_info.path = path_to_free = resolve_refdup("HEAD", 0, &rev, &flag); if (old_branch_info.path) - old_branch_info.commit = lookup_commit_reference_gently(&rev, 1); + old_branch_info.commit = lookup_commit_reference_gently(the_repository, &rev, 1); if (!(flag & REF_ISSYMREF)) old_branch_info.path = NULL; @@ -879,7 +880,8 @@ static int parse_branchname_arg(int argc, const char **argv, int dwim_new_local_branch_ok, struct branch_info *new_branch_info, struct checkout_opts *opts, - struct object_id *rev) + struct object_id *rev, + int *dwim_remotes_matched) { struct tree **source_tree = &opts->source_tree; const char **new_branch = &opts->new_branch; @@ -911,8 +913,10 @@ static int parse_branchname_arg(int argc, const char **argv, * (b) If <something> is _not_ a commit, either "--" is present * or <something> is not a path, no -t or -b was given, and * and there is a tracking branch whose name is <something> - * in one and only one remote, then this is a short-hand to - * fork local <something> from that remote-tracking branch. + * in one and only one remote (or if the branch exists on the + * remote named in checkout.defaultRemote), then this is a + * short-hand to fork local <something> from that + * remote-tracking branch. * * (c) Otherwise, if "--" is present, treat it like case (1). * @@ -973,7 +977,8 @@ static int parse_branchname_arg(int argc, const char **argv, recover_with_dwim = 0; if (recover_with_dwim) { - const char *remote = unique_tracking_name(arg, rev); + const char *remote = unique_tracking_name(arg, rev, + dwim_remotes_matched); if (remote) { *new_branch = arg; arg = remote; @@ -1004,7 +1009,7 @@ static int parse_branchname_arg(int argc, const char **argv, else new_branch_info->path = NULL; /* not an existing branch */ - new_branch_info->commit = lookup_commit_reference_gently(rev, 1); + new_branch_info->commit = lookup_commit_reference_gently(the_repository, rev, 1); if (!new_branch_info->commit) { /* not a commit */ *source_tree = parse_tree_indirect(rev); @@ -1110,6 +1115,7 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) struct branch_info new_branch_info; char *conflict_style = NULL; int dwim_new_local_branch = 1; + int dwim_remotes_matched = 0; struct option options[] = { OPT__QUIET(&opts.quiet, N_("suppress progress reporting")), OPT_STRING('b', NULL, &opts.new_branch, N_("branch"), @@ -1222,7 +1228,8 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) opts.track == BRANCH_TRACK_UNSPECIFIED && !opts.new_branch; int n = parse_branchname_arg(argc, argv, dwim_ok, - &new_branch_info, &opts, &rev); + &new_branch_info, &opts, &rev, + &dwim_remotes_matched); argv += n; argc -= n; } @@ -1264,8 +1271,26 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) } UNLEAK(opts); - if (opts.patch_mode || opts.pathspec.nr) - return checkout_paths(&opts, new_branch_info.name); - else + if (opts.patch_mode || opts.pathspec.nr) { + int ret = checkout_paths(&opts, new_branch_info.name); + if (ret && dwim_remotes_matched > 1 && + advice_checkout_ambiguous_remote_branch_name) + advise(_("'%s' matched more than one remote tracking branch.\n" + "We found %d remotes with a reference that matched. So we fell back\n" + "on trying to resolve the argument as a path, but failed there too!\n" + "\n" + "If you meant to check out a remote tracking branch on, e.g. 'origin',\n" + "you can do so by fully qualifying the name with the --track option:\n" + "\n" + " git checkout --track origin/<name>\n" + "\n" + "If you'd like to always have checkouts of an ambiguous <name> prefer\n" + "one remote, e.g. the 'origin' remote, consider setting\n" + "checkout.defaultRemote=origin in your config."), + argv[0], + dwim_remotes_matched); + return ret; + } else { return checkout_branch(&opts, &new_branch_info); + } } diff --git a/builtin/clone.c b/builtin/clone.c index 1d939af9d8..9ebb5acf56 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -696,7 +696,8 @@ static void update_head(const struct ref *our, const struct ref *remote, install_branch_config(0, head, option_origin, our->name); } } else if (our) { - struct commit *c = lookup_commit_reference(&our->old_oid); + struct commit *c = lookup_commit_reference(the_repository, + &our->old_oid); /* --branch specifies a non-branch (i.e. tags), detach HEAD */ update_ref(msg, "HEAD", &c->object.oid, NULL, REF_NO_DEREF, UPDATE_REFS_DIE_ON_ERR); @@ -1156,7 +1157,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) } if (!is_local && !complete_refs_before_fetch) - transport_fetch_refs(transport, mapped_refs); + transport_fetch_refs(transport, mapped_refs, NULL); remote_head = find_ref_by_name(refs, "HEAD"); remote_head_points_at = @@ -1198,11 +1199,11 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (is_local) clone_local(path, git_dir); else if (refs && complete_refs_before_fetch) - transport_fetch_refs(transport, mapped_refs); + transport_fetch_refs(transport, mapped_refs, NULL); update_remote_refs(refs, mapped_refs, remote_head_points_at, branch_top.buf, reflog_msg.buf, transport, - !is_local && !filter_options.choice); + !is_local); update_head(our_head_points_at, remote_head, reflog_msg.buf); diff --git a/builtin/commit-graph.c b/builtin/commit-graph.c index 37420ae0fd..0bf0c48657 100644 --- a/builtin/commit-graph.c +++ b/builtin/commit-graph.c @@ -3,12 +3,19 @@ #include "dir.h" #include "lockfile.h" #include "parse-options.h" +#include "repository.h" #include "commit-graph.h" static char const * const builtin_commit_graph_usage[] = { N_("git commit-graph [--object-dir <objdir>]"), N_("git commit-graph read [--object-dir <objdir>]"), - N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), + N_("git commit-graph verify [--object-dir <objdir>]"), + N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), + NULL +}; + +static const char * const builtin_commit_graph_verify_usage[] = { + N_("git commit-graph verify [--object-dir <objdir>]"), NULL }; @@ -18,17 +25,48 @@ static const char * const builtin_commit_graph_read_usage[] = { }; static const char * const builtin_commit_graph_write_usage[] = { - N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), + N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), NULL }; static struct opts_commit_graph { const char *obj_dir; + int reachable; int stdin_packs; int stdin_commits; int append; } opts; + +static int graph_verify(int argc, const char **argv) +{ + struct commit_graph *graph = NULL; + char *graph_name; + + static struct option builtin_commit_graph_verify_options[] = { + OPT_STRING(0, "object-dir", &opts.obj_dir, + N_("dir"), + N_("The object directory to store the graph")), + OPT_END(), + }; + + argc = parse_options(argc, argv, NULL, + builtin_commit_graph_verify_options, + builtin_commit_graph_verify_usage, 0); + + if (!opts.obj_dir) + opts.obj_dir = get_object_directory(); + + graph_name = get_commit_graph_filename(opts.obj_dir); + graph = load_commit_graph_one(graph_name); + FREE_AND_NULL(graph_name); + + if (!graph) + return 0; + + return verify_commit_graph(the_repository, graph); +} + static int graph_read(int argc, const char **argv) { struct commit_graph *graph = NULL; @@ -51,8 +89,11 @@ static int graph_read(int argc, const char **argv) graph_name = get_commit_graph_filename(opts.obj_dir); graph = load_commit_graph_one(graph_name); - if (!graph) + if (!graph) { + UNLEAK(graph_name); die("graph file %s does not exist", graph_name); + } + FREE_AND_NULL(graph_name); printf("header: %08x %d %d %d %d\n", @@ -74,23 +115,23 @@ static int graph_read(int argc, const char **argv) printf(" large_edges"); printf("\n"); + free_commit_graph(graph); + return 0; } static int graph_write(int argc, const char **argv) { - const char **pack_indexes = NULL; - int packs_nr = 0; - const char **commit_hex = NULL; - int commits_nr = 0; - const char **lines = NULL; - int lines_nr = 0; - int lines_alloc = 0; + struct string_list *pack_indexes = NULL; + struct string_list *commit_hex = NULL; + struct string_list lines; static struct option builtin_commit_graph_write_options[] = { OPT_STRING(0, "object-dir", &opts.obj_dir, N_("dir"), N_("The object directory to store the graph")), + OPT_BOOL(0, "reachable", &opts.reachable, + N_("start walk at all refs")), OPT_BOOL(0, "stdin-packs", &opts.stdin_packs, N_("scan pack-indexes listed by stdin for commits")), OPT_BOOL(0, "stdin-commits", &opts.stdin_commits, @@ -104,39 +145,35 @@ static int graph_write(int argc, const char **argv) builtin_commit_graph_write_options, builtin_commit_graph_write_usage, 0); - if (opts.stdin_packs && opts.stdin_commits) - die(_("cannot use both --stdin-commits and --stdin-packs")); + if (opts.reachable + opts.stdin_packs + opts.stdin_commits > 1) + die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs")); if (!opts.obj_dir) opts.obj_dir = get_object_directory(); + if (opts.reachable) { + write_commit_graph_reachable(opts.obj_dir, opts.append); + return 0; + } + + string_list_init(&lines, 0); if (opts.stdin_packs || opts.stdin_commits) { struct strbuf buf = STRBUF_INIT; - lines_nr = 0; - lines_alloc = 128; - ALLOC_ARRAY(lines, lines_alloc); - - while (strbuf_getline(&buf, stdin) != EOF) { - ALLOC_GROW(lines, lines_nr + 1, lines_alloc); - lines[lines_nr++] = strbuf_detach(&buf, NULL); - } - - if (opts.stdin_packs) { - pack_indexes = lines; - packs_nr = lines_nr; - } - if (opts.stdin_commits) { - commit_hex = lines; - commits_nr = lines_nr; - } + + while (strbuf_getline(&buf, stdin) != EOF) + string_list_append(&lines, strbuf_detach(&buf, NULL)); + + if (opts.stdin_packs) + pack_indexes = &lines; + if (opts.stdin_commits) + commit_hex = &lines; } write_commit_graph(opts.obj_dir, pack_indexes, - packs_nr, commit_hex, - commits_nr, opts.append); + string_list_clear(&lines, 0); return 0; } @@ -162,6 +199,8 @@ int cmd_commit_graph(int argc, const char **argv, const char *prefix) if (argc > 0) { if (!strcmp(argv[0], "read")) return graph_read(argc, argv); + if (!strcmp(argv[0], "verify")) + return graph_verify(argc, argv); if (!strcmp(argv[0], "write")) return graph_write(argc, argv); } diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c index 9fbd3529fb..9ec36a82b6 100644 --- a/builtin/commit-tree.c +++ b/builtin/commit-tree.c @@ -6,6 +6,7 @@ #include "cache.h" #include "config.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "tree.h" #include "builtin.h" @@ -60,7 +61,8 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix) if (get_oid_commit(argv[i], &oid)) die("Not a valid object name %s", argv[i]); assert_oid_type(&oid, OBJ_COMMIT); - new_parent(lookup_commit(&oid), &parents); + new_parent(lookup_commit(the_repository, &oid), + &parents); continue; } diff --git a/builtin/config.c b/builtin/config.c index b29d26dede..2c93a289a7 100644 --- a/builtin/config.c +++ b/builtin/config.c @@ -67,7 +67,7 @@ static int show_origin; { OPTION_CALLBACK, (s), (l), (v), NULL, (h), PARSE_OPT_NOARG | \ PARSE_OPT_NONEG, option_parse_type, (i) } -static struct option builtin_config_options[]; +static NORETURN void usage_builtin_config(void); static int option_parse_type(const struct option *opt, const char *arg, int unset) @@ -111,8 +111,7 @@ static int option_parse_type(const struct option *opt, const char *arg, * --type=int'. */ error("only one type at a time."); - usage_with_options(builtin_config_usage, - builtin_config_options); + usage_builtin_config(); } *to_type = new_type; @@ -157,11 +156,16 @@ static struct option builtin_config_options[] = { OPT_END(), }; +static NORETURN void usage_builtin_config(void) +{ + usage_with_options(builtin_config_usage, builtin_config_options); +} + static void check_argc(int argc, int min, int max) { if (argc >= min && argc <= max) return; error("wrong number of arguments"); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } static void show_config_origin(struct strbuf *buf) @@ -596,7 +600,7 @@ int cmd_config(int argc, const char **argv, const char *prefix) if (use_global_config + use_system_config + use_local_config + !!given_config_source.file + !!given_config_source.blob > 1) { error("only one config file at a time."); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (use_local_config && nongit) @@ -660,12 +664,12 @@ int cmd_config(int argc, const char **argv, const char *prefix) if ((actions & (ACTION_GET_COLOR|ACTION_GET_COLORBOOL)) && type) { error("--get-color and variable type are incoherent"); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (HAS_MULTI_BITS(actions)) { error("only one action at a time."); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (actions == 0) switch (argc) { @@ -673,25 +677,24 @@ int cmd_config(int argc, const char **argv, const char *prefix) case 2: actions = ACTION_SET; break; case 3: actions = ACTION_SET_ALL; break; default: - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (omit_values && !(actions == ACTION_LIST || actions == ACTION_GET_REGEXP)) { error("--name-only is only applicable to --list or --get-regexp"); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (show_origin && !(actions & (ACTION_GET|ACTION_GET_ALL|ACTION_GET_REGEXP|ACTION_LIST))) { error("--show-origin is only applicable to --get, --get-all, " "--get-regexp, and --list."); - usage_with_options(builtin_config_usage, builtin_config_options); + usage_builtin_config(); } if (default_value && !(actions & ACTION_GET)) { error("--default is only applicable to --get"); - usage_with_options(builtin_config_usage, - builtin_config_options); + usage_builtin_config(); } if (actions & PAGING_ACTIONS) diff --git a/builtin/describe.c b/builtin/describe.c index 1e87f68d5e..41606c8a90 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -93,13 +93,13 @@ static int replace_name(struct commit_name *e, struct tag *t; if (!e->tag) { - t = lookup_tag(&e->oid); + t = lookup_tag(the_repository, &e->oid); if (!t || parse_tag(t)) return 1; e->tag = t; } - t = lookup_tag(oid); + t = lookup_tag(the_repository, oid); if (!t || parse_tag(t)) return 0; *tag = t; @@ -267,7 +267,7 @@ static unsigned long finish_depth_computation( static void append_name(struct commit_name *n, struct strbuf *dst) { if (n->prio == 2 && !n->tag) { - n->tag = lookup_tag(&n->oid); + n->tag = lookup_tag(the_repository, &n->oid); if (!n->tag || parse_tag(n->tag)) die(_("annotated tag %s not available"), n->path); } @@ -303,7 +303,7 @@ static void describe_commit(struct object_id *oid, struct strbuf *dst) unsigned long seen_commits = 0; unsigned int unannotated_cnt = 0; - cmit = lookup_commit_reference(oid); + cmit = lookup_commit_reference(the_repository, oid); n = find_commit_name(&cmit->object.oid); if (n && (tags || all || n->prio == 2)) { @@ -331,7 +331,8 @@ static void describe_commit(struct object_id *oid, struct strbuf *dst) init_commit_names(&commit_names); n = hashmap_iter_first(&names, &iter); for (; n; n = hashmap_iter_next(&iter)) { - c = lookup_commit_reference_gently(&n->peeled, 1); + c = lookup_commit_reference_gently(the_repository, + &n->peeled, 1); if (c) *commit_names_at(&commit_names, c) = n; } @@ -509,7 +510,7 @@ static void describe(const char *arg, int last_one) if (get_oid(arg, &oid)) die(_("Not a valid object name %s"), arg); - cmit = lookup_commit_reference_gently(&oid, 1); + cmit = lookup_commit_reference_gently(the_repository, &oid, 1); if (cmit) describe_commit(&oid, &sb); diff --git a/builtin/diff-tree.c b/builtin/diff-tree.c index 473615117e..91ba67070e 100644 --- a/builtin/diff-tree.c +++ b/builtin/diff-tree.c @@ -5,12 +5,13 @@ #include "log-tree.h" #include "builtin.h" #include "submodule.h" +#include "repository.h" static struct rev_info log_tree_opt; static int diff_tree_commit_oid(const struct object_id *oid) { - struct commit *commit = lookup_commit_reference(oid); + struct commit *commit = lookup_commit_reference(the_repository, oid); if (!commit) return -1; return log_tree_commit(&log_tree_opt, commit); @@ -24,7 +25,7 @@ static int stdin_diff_commit(struct commit *commit, const char *p) /* Graft the fake parents locally to the commit */ while (isspace(*p++) && !parse_oid_hex(p, &oid, &p)) { - struct commit *parent = lookup_commit(&oid); + struct commit *parent = lookup_commit(the_repository, &oid); if (!pptr) { /* Free the real parent list */ free_commit_list(commit->parents); @@ -45,7 +46,7 @@ static int stdin_diff_trees(struct tree *tree1, const char *p) struct tree *tree2; if (!isspace(*p++) || parse_oid_hex(p, &oid, &p) || *p) return error("Need exactly two trees, separated by a space"); - tree2 = lookup_tree(&oid); + tree2 = lookup_tree(the_repository, &oid); if (!tree2 || parse_tree(tree2)) return -1; printf("%s %s\n", oid_to_hex(&tree1->object.oid), @@ -68,7 +69,7 @@ static int diff_tree_stdin(char *line) line[len-1] = 0; if (parse_oid_hex(line, &oid, &p)) return -1; - obj = parse_object(&oid); + obj = parse_object(the_repository, &oid); if (!obj) return -1; if (obj->type == OBJ_COMMIT) diff --git a/builtin/diff.c b/builtin/diff.c index b709b6e984..361a3c3ed3 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -386,7 +386,8 @@ int cmd_diff(int argc, const char **argv, const char *prefix) add_head_to_pending(&rev); if (!rev.pending.nr) { struct tree *tree; - tree = lookup_tree(the_hash_algo->empty_tree); + tree = lookup_tree(the_repository, + the_repository->hash_algo->empty_tree); add_pending_object(&rev, &tree->object, "HEAD"); } break; @@ -400,8 +401,8 @@ int cmd_diff(int argc, const char **argv, const char *prefix) const char *name = entry->name; int flags = (obj->flags & UNINTERESTING); if (!obj->parsed) - obj = parse_object(&obj->oid); - obj = deref_tag(obj, NULL, 0); + obj = parse_object(the_repository, &obj->oid); + obj = deref_tag(the_repository, obj, NULL, 0); if (!obj) die(_("invalid object '%s' given."), name); if (obj->type == OBJ_COMMIT) diff --git a/builtin/difftool.c b/builtin/difftool.c index 51f6c9cdb4..3018e61d04 100644 --- a/builtin/difftool.c +++ b/builtin/difftool.c @@ -322,10 +322,10 @@ static int checkout_path(unsigned mode, struct object_id *oid, struct cache_entry *ce; int ret; - ce = make_cache_entry(mode, oid->hash, path, 0, 0); + ce = make_transient_cache_entry(mode, oid, path, 0); ret = checkout_entry(ce, state, NULL); - free(ce); + discard_cache_entry(ce); return ret; } @@ -489,7 +489,7 @@ static int run_dir_diff(const char *extcmd, int symlinks, const char *prefix, * index. */ struct cache_entry *ce2 = - make_cache_entry(rmode, roid.hash, + make_cache_entry(&wtindex, rmode, &roid, dst_path, 0, 0); add_index_entry(&wtindex, ce2, diff --git a/builtin/fast-export.c b/builtin/fast-export.c index 9ee6a4d2e8..223499d7ca 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -230,13 +230,13 @@ static void export_blob(const struct object_id *oid) if (is_null_oid(oid)) return; - object = lookup_object(oid->hash); + object = lookup_object(the_repository, oid->hash); if (object && object->flags & SHOWN) return; if (anonymize) { buf = anonymize_blob(&size); - object = (struct object *)lookup_blob(oid); + object = (struct object *)lookup_blob(the_repository, oid); eaten = 0; } else { buf = read_object_file(oid, &type, &size); @@ -244,7 +244,8 @@ static void export_blob(const struct object_id *oid) die ("Could not read blob %s", oid_to_hex(oid)); if (check_object_signature(oid, buf, size, type_name(type)) < 0) die("sha1 mismatch in blob %s", oid_to_hex(oid)); - object = parse_object_buffer(oid, type, size, buf, &eaten); + object = parse_object_buffer(the_repository, oid, type, + size, buf, &eaten); } if (!object) @@ -402,7 +403,8 @@ static void show_filemodify(struct diff_queue_struct *q, anonymize_sha1(&spec->oid) : spec->oid.hash)); else { - struct object *object = lookup_object(spec->oid.hash); + struct object *object = lookup_object(the_repository, + spec->oid.hash); printf("M %06o :%d ", spec->mode, get_object_mark(object)); } @@ -801,7 +803,7 @@ static struct commit *get_commit(struct rev_cmdline_entry *e, char *full_name) /* handle nested tags */ while (tag && tag->object.type == OBJ_TAG) { - parse_object(&tag->object.oid); + parse_object(the_repository, &tag->object.oid); string_list_append(&extra_refs, full_name)->util = tag; tag = (struct tag *)tag->tagged; } @@ -961,7 +963,7 @@ static void import_marks(char *input_file) /* only commits */ continue; - commit = lookup_commit(&oid); + commit = lookup_commit(the_repository, &oid); if (!commit) die("not a commit? can't happen: %s", oid_to_hex(&oid)); diff --git a/builtin/fetch.c b/builtin/fetch.c index d9bb72bf49..34d2bd123b 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -64,6 +64,7 @@ static int shown_url = 0; static struct refspec refmap = REFSPEC_INIT_FETCH; static struct list_objects_filter_options filter_options; static struct string_list server_options = STRING_LIST_INIT_DUP; +static struct string_list negotiation_tip = STRING_LIST_INIT_NODUP; static int git_fetch_config(const char *k, const char *v, void *cb) { @@ -162,6 +163,8 @@ static struct option builtin_fetch_options[] = { TRANSPORT_FAMILY_IPV4), OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"), TRANSPORT_FAMILY_IPV6), + OPT_STRING_LIST(0, "negotiation-tip", &negotiation_tip, N_("revision"), + N_("report that we have only objects reachable from this object")), OPT_PARSE_LIST_OBJECTS_FILTER(&filter_options), OPT_END() }; @@ -242,9 +245,9 @@ static int will_fetch(struct ref **head, const unsigned char *sha1) return 0; } -static void find_non_local_tags(struct transport *transport, - struct ref **head, - struct ref ***tail) +static void find_non_local_tags(const struct ref *refs, + struct ref **head, + struct ref ***tail) { struct string_list existing_refs = STRING_LIST_INIT_DUP; struct string_list remote_refs = STRING_LIST_INIT_NODUP; @@ -252,7 +255,7 @@ static void find_non_local_tags(struct transport *transport, struct string_list_item *item = NULL; for_each_ref(add_existing, &existing_refs); - for (ref = transport_get_remote_refs(transport, NULL); ref; ref = ref->next) { + for (ref = refs; ref; ref = ref->next) { if (!starts_with(ref->name, "refs/tags/")) continue; @@ -326,7 +329,8 @@ static void find_non_local_tags(struct transport *transport, string_list_clear(&remote_refs, 0); } -static struct ref *get_ref_map(struct transport *transport, +static struct ref *get_ref_map(struct remote *remote, + const struct ref *remote_refs, struct refspec *rs, int tags, int *autotags) { @@ -334,26 +338,11 @@ static struct ref *get_ref_map(struct transport *transport, struct ref *rm; struct ref *ref_map = NULL; struct ref **tail = &ref_map; - struct argv_array ref_prefixes = ARGV_ARRAY_INIT; /* opportunistically-updated references: */ struct ref *orefs = NULL, **oref_tail = &orefs; - const struct ref *remote_refs; - - if (rs->nr) - refspec_ref_prefixes(rs, &ref_prefixes); - else if (transport->remote && transport->remote->fetch.nr) - refspec_ref_prefixes(&transport->remote->fetch, &ref_prefixes); - - if (ref_prefixes.argc && - (tags == TAGS_SET || (tags == TAGS_DEFAULT && !rs->nr))) { - argv_array_push(&ref_prefixes, "refs/tags/"); - } - - remote_refs = transport_get_remote_refs(transport, &ref_prefixes); - - argv_array_clear(&ref_prefixes); + struct string_list existing_refs = STRING_LIST_INIT_DUP; if (rs->nr) { struct refspec *fetch_refspec; @@ -390,7 +379,7 @@ static struct ref *get_ref_map(struct transport *transport, if (refmap.nr) fetch_refspec = &refmap; else - fetch_refspec = &transport->remote->fetch; + fetch_refspec = &remote->fetch; for (i = 0; i < fetch_refspec->nr; i++) get_fetch_map(ref_map, &fetch_refspec->items[i], &oref_tail, 1); @@ -398,7 +387,6 @@ static struct ref *get_ref_map(struct transport *transport, die("--refmap option is only meaningful with command-line refspec(s)."); } else { /* Use the defaults */ - struct remote *remote = transport->remote; struct branch *branch = branch_get(NULL); int has_merge = branch_has_merge_config(branch); if (remote && @@ -437,7 +425,7 @@ static struct ref *get_ref_map(struct transport *transport, /* also fetch all tags */ get_fetch_map(remote_refs, tag_refspec, &tail, 0); else if (tags == TAGS_DEFAULT && *autotags) - find_non_local_tags(transport, &ref_map, &tail); + find_non_local_tags(remote_refs, &ref_map, &tail); /* Now append any refs to be updated opportunistically: */ *tail = orefs; @@ -446,7 +434,23 @@ static struct ref *get_ref_map(struct transport *transport, tail = &rm->next; } - return ref_remove_duplicates(ref_map); + ref_map = ref_remove_duplicates(ref_map); + + for_each_ref(add_existing, &existing_refs); + for (rm = ref_map; rm; rm = rm->next) { + if (rm->peer_ref) { + struct string_list_item *peer_item = + string_list_lookup(&existing_refs, + rm->peer_ref->name); + if (peer_item) { + struct object_id *old_oid = peer_item->util; + oidcpy(&rm->peer_ref->old_oid, old_oid); + } + } + } + string_list_clear(&existing_refs, 1); + + return ref_map; } #define STORE_REF_ERROR_OTHER 1 @@ -671,8 +675,10 @@ static int update_local_ref(struct ref *ref, return r; } - current = lookup_commit_reference_gently(&ref->old_oid, 1); - updated = lookup_commit_reference_gently(&ref->new_oid, 1); + current = lookup_commit_reference_gently(the_repository, + &ref->old_oid, 1); + updated = lookup_commit_reference_gently(the_repository, + &ref->new_oid, 1); if (!current || !updated) { const char *msg; const char *what; @@ -756,7 +762,7 @@ static int iterate_ref_map(void *cb_data, struct object_id *oid) } static int store_updated_refs(const char *raw_url, const char *remote_name, - struct ref *ref_map) + int connectivity_checked, struct ref *ref_map) { FILE *fp; struct commit *commit; @@ -778,10 +784,12 @@ static int store_updated_refs(const char *raw_url, const char *remote_name, else url = xstrdup("foreign"); - rm = ref_map; - if (check_connected(iterate_ref_map, &rm, NULL)) { - rc = error(_("%s did not send all necessary objects\n"), url); - goto abort; + if (!connectivity_checked) { + rm = ref_map; + if (check_connected(iterate_ref_map, &rm, NULL)) { + rc = error(_("%s did not send all necessary objects\n"), url); + goto abort; + } } prepare_format_display(ref_map); @@ -805,7 +813,8 @@ static int store_updated_refs(const char *raw_url, const char *remote_name, continue; } - commit = lookup_commit_reference_gently(&rm->old_oid, + commit = lookup_commit_reference_gently(the_repository, + &rm->old_oid, 1); if (!commit) rm->fetch_head_status = FETCH_HEAD_NOT_FOR_MERGE; @@ -933,15 +942,32 @@ static int quickfetch(struct ref *ref_map) return check_connected(iterate_ref_map, &rm, &opt); } -static int fetch_refs(struct transport *transport, struct ref *ref_map) +static int fetch_refs(struct transport *transport, struct ref *ref_map, + struct ref **updated_remote_refs) { int ret = quickfetch(ref_map); if (ret) - ret = transport_fetch_refs(transport, ref_map); + ret = transport_fetch_refs(transport, ref_map, + updated_remote_refs); if (!ret) - ret |= store_updated_refs(transport->url, - transport->remote->name, - ref_map); + /* + * Keep the new pack's ".keep" file around to allow the caller + * time to update refs to reference the new objects. + */ + return 0; + transport_unlock_pack(transport); + return ret; +} + +/* Update local refs based on the ref values fetched from a remote */ +static int consume_refs(struct transport *transport, struct ref *ref_map) +{ + int connectivity_checked = transport->smart_options + ? transport->smart_options->connectivity_checked : 0; + int ret = store_updated_refs(transport->url, + transport->remote->name, + connectivity_checked, + ref_map); transport_unlock_pack(transport); return ret; } @@ -1037,6 +1063,40 @@ static void set_option(struct transport *transport, const char *name, const char name, transport->url); } + +static int add_oid(const char *refname, const struct object_id *oid, int flags, + void *cb_data) +{ + struct oid_array *oids = cb_data; + + oid_array_append(oids, oid); + return 0; +} + +static void add_negotiation_tips(struct git_transport_options *smart_options) +{ + struct oid_array *oids = xcalloc(1, sizeof(*oids)); + int i; + + for (i = 0; i < negotiation_tip.nr; i++) { + const char *s = negotiation_tip.items[i].string; + int old_nr; + if (!has_glob_specials(s)) { + struct object_id oid; + if (get_oid(s, &oid)) + die("%s is not a valid object", s); + oid_array_append(oids, &oid); + continue; + } + old_nr = oids->nr; + for_each_glob_ref(add_oid, s, oids); + if (old_nr == oids->nr) + warning("Ignoring --negotiation-tip=%s because it does not match any refs", + s); + } + smart_options->negotiation_tips = oids; +} + static struct transport *prepare_transport(struct remote *remote, int deepen) { struct transport *transport; @@ -1063,6 +1123,12 @@ static struct transport *prepare_transport(struct remote *remote, int deepen) filter_options.filter_spec); set_option(transport, TRANS_OPT_FROM_PROMISOR, "1"); } + if (negotiation_tip.nr) { + if (transport->smart_options) + add_negotiation_tips(transport->smart_options); + else + warning("Ignoring --negotiation-tip because the protocol does not support it."); + } return transport; } @@ -1087,7 +1153,8 @@ static void backfill_tags(struct transport *transport, struct ref *ref_map) transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL); transport_set_option(transport, TRANS_OPT_DEPTH, "0"); transport_set_option(transport, TRANS_OPT_DEEPEN_RELATIVE, NULL); - fetch_refs(transport, ref_map); + if (!fetch_refs(transport, ref_map, NULL)) + consume_refs(transport, ref_map); if (gsecondary) { transport_disconnect(gsecondary); @@ -1098,13 +1165,12 @@ static void backfill_tags(struct transport *transport, struct ref *ref_map) static int do_fetch(struct transport *transport, struct refspec *rs) { - struct string_list existing_refs = STRING_LIST_INIT_DUP; struct ref *ref_map; - struct ref *rm; int autotags = (transport->remote->fetch_tags == 1); int retcode = 0; - - for_each_ref(add_existing, &existing_refs); + const struct ref *remote_refs; + struct ref *updated_remote_refs = NULL; + struct argv_array ref_prefixes = ARGV_ARRAY_INIT; if (tags == TAGS_DEFAULT) { if (transport->remote->fetch_tags == 2) @@ -1120,22 +1186,24 @@ static int do_fetch(struct transport *transport, goto cleanup; } - ref_map = get_ref_map(transport, rs, tags, &autotags); - if (!update_head_ok) - check_not_current_branch(ref_map); + if (rs->nr) + refspec_ref_prefixes(rs, &ref_prefixes); + else if (transport->remote && transport->remote->fetch.nr) + refspec_ref_prefixes(&transport->remote->fetch, &ref_prefixes); - for (rm = ref_map; rm; rm = rm->next) { - if (rm->peer_ref) { - struct string_list_item *peer_item = - string_list_lookup(&existing_refs, - rm->peer_ref->name); - if (peer_item) { - struct object_id *old_oid = peer_item->util; - oidcpy(&rm->peer_ref->old_oid, old_oid); - } - } + if (ref_prefixes.argc && + (tags == TAGS_SET || (tags == TAGS_DEFAULT && !rs->nr))) { + argv_array_push(&ref_prefixes, "refs/tags/"); } + remote_refs = transport_get_remote_refs(transport, &ref_prefixes); + argv_array_clear(&ref_prefixes); + + ref_map = get_ref_map(transport->remote, remote_refs, rs, + tags, &autotags); + if (!update_head_ok) + check_not_current_branch(ref_map); + if (tags == TAGS_DEFAULT && autotags) transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); if (prune) { @@ -1152,7 +1220,24 @@ static int do_fetch(struct transport *transport, transport->url); } } - if (fetch_refs(transport, ref_map)) { + + if (fetch_refs(transport, ref_map, &updated_remote_refs)) { + free_refs(ref_map); + retcode = 1; + goto cleanup; + } + if (updated_remote_refs) { + /* + * Regenerate ref_map using the updated remote refs. This is + * to account for additional information which may be provided + * by the transport (e.g. shallow info). + */ + free_refs(ref_map); + ref_map = get_ref_map(transport->remote, updated_remote_refs, rs, + tags, &autotags); + free_refs(updated_remote_refs); + } + if (consume_refs(transport, ref_map)) { free_refs(ref_map); retcode = 1; goto cleanup; @@ -1164,14 +1249,13 @@ static int do_fetch(struct transport *transport, if (tags == TAGS_DEFAULT && autotags) { struct ref **tail = &ref_map; ref_map = NULL; - find_non_local_tags(transport, &ref_map, &tail); + find_non_local_tags(remote_refs, &ref_map, &tail); if (ref_map) backfill_tags(transport, ref_map); free_refs(ref_map); } cleanup: - string_list_clear(&existing_refs, 1); return retcode; } diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index 1b526adb3a..ca9206fbbe 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -11,6 +11,7 @@ #include "branch.h" #include "fmt-merge-msg.h" #include "gpg-interface.h" +#include "repository.h" static const char * const fmt_merge_msg_usage[] = { N_("git fmt-merge-msg [-m <message>] [--log[=<n>] | --no-log] [--file <file>]"), @@ -109,14 +110,15 @@ static int handle_line(char *line, struct merge_parents *merge_parents) struct string_list_item *item; int pulling_head = 0; struct object_id oid; + const unsigned hexsz = the_hash_algo->hexsz; - if (len < GIT_SHA1_HEXSZ + 3 || line[GIT_SHA1_HEXSZ] != '\t') + if (len < hexsz + 3 || line[hexsz] != '\t') return 1; - if (starts_with(line + GIT_SHA1_HEXSZ + 1, "not-for-merge")) + if (starts_with(line + hexsz + 1, "not-for-merge")) return 0; - if (line[GIT_SHA1_HEXSZ + 1] != '\t') + if (line[hexsz + 1] != '\t') return 2; i = get_oid_hex(line, &oid); @@ -131,7 +133,7 @@ static int handle_line(char *line, struct merge_parents *merge_parents) if (line[len - 1] == '\n') line[len - 1] = 0; - line += GIT_SHA1_HEXSZ + 2; + line += hexsz + 2; /* * At this point, line points at the beginning of comment e.g. @@ -343,7 +345,9 @@ static void shortlog(const char *name, const struct object_id *oid = &origin_data->oid; int limit = opts->shortlog_len; - branch = deref_tag(parse_object(oid), oid_to_hex(oid), GIT_SHA1_HEXSZ); + branch = deref_tag(the_repository, parse_object(the_repository, oid), + oid_to_hex(oid), + the_hash_algo->hexsz); if (!branch || branch->type != OBJ_COMMIT) return; @@ -546,6 +550,7 @@ static void find_merge_parents(struct merge_parents *result, int len; char *p = in->buf + pos; char *newline = strchr(p, '\n'); + const char *q; struct object_id oid; struct commit *parent; struct object *obj; @@ -553,24 +558,23 @@ static void find_merge_parents(struct merge_parents *result, len = newline ? newline - p : strlen(p); pos += len + !!newline; - if (len < GIT_SHA1_HEXSZ + 3 || - get_oid_hex(p, &oid) || - p[GIT_SHA1_HEXSZ] != '\t' || - p[GIT_SHA1_HEXSZ + 1] != '\t') + if (parse_oid_hex(p, &oid, &q) || + q[0] != '\t' || + q[1] != '\t') continue; /* skip not-for-merge */ /* * Do not use get_merge_parent() here; we do not have * "name" here and we do not want to contaminate its * util field yet. */ - obj = parse_object(&oid); + obj = parse_object(the_repository, &oid); parent = (struct commit *)peel_to_type(NULL, 0, obj, OBJ_COMMIT); if (!parent) continue; commit_list_insert(parent, &parents); add_merge_parent(result, &obj->oid, &parent->object.oid); } - head_commit = lookup_commit(head); + head_commit = lookup_commit(the_repository, head); if (head_commit) commit_list_insert(head_commit, &parents); reduce_heads_replace(&parents); diff --git a/builtin/fsck.c b/builtin/fsck.c index 3ad4f160f9..c96f3f4fcc 100644 --- a/builtin/fsck.c +++ b/builtin/fsck.c @@ -18,6 +18,7 @@ #include "decorate.h" #include "packfile.h" #include "object-store.h" +#include "run-command.h" #define REACHABLE 0x0001 #define SEEN 0x0002 @@ -47,6 +48,7 @@ static int name_objects; #define ERROR_REACHABLE 02 #define ERROR_PACK 04 #define ERROR_REFS 010 +#define ERROR_COMMIT_GRAPH 020 static const char *describe_object(struct object *obj) { @@ -70,7 +72,7 @@ static const char *printable_type(struct object *obj) enum object_type type = oid_object_info(the_repository, &obj->oid, NULL); if (type > 0) - object_as_type(obj, type, 0); + object_as_type(the_repository, obj, type, 0); } ret = type_name(obj->type); @@ -392,7 +394,8 @@ static int fsck_obj_buffer(const struct object_id *oid, enum object_type type, * verify_packfile(), data_valid variable for details. */ struct object *obj; - obj = parse_object_buffer(oid, type, size, buffer, eaten); + obj = parse_object_buffer(the_repository, oid, type, size, buffer, + eaten); if (!obj) { errors_found |= ERROR_OBJECT; return error("%s: object corrupt or missing", oid_to_hex(oid)); @@ -410,7 +413,7 @@ static void fsck_handle_reflog_oid(const char *refname, struct object_id *oid, struct object *obj; if (!is_null_oid(oid)) { - obj = lookup_object(oid->hash); + obj = lookup_object(the_repository, oid->hash); if (obj && (obj->flags & HAS_OBJ)) { if (timestamp && name_objects) add_decoration(fsck_walk_options.object_names, @@ -452,7 +455,7 @@ static int fsck_handle_ref(const char *refname, const struct object_id *oid, { struct object *obj; - obj = parse_object(oid); + obj = parse_object(the_repository, oid); if (!obj) { if (is_promisor_object(oid)) { /* @@ -525,7 +528,9 @@ static int fsck_loose(const struct object_id *oid, const char *path, void *data) if (!contents && type != OBJ_BLOB) BUG("read_loose_object streamed a non-blob"); - obj = parse_object_buffer(oid, type, size, contents, &eaten); + obj = parse_object_buffer(the_repository, oid, type, size, + contents, &eaten); + if (!obj) { errors_found |= ERROR_OBJECT; error("%s: object could not be parsed: %s", @@ -614,7 +619,7 @@ static int fsck_cache_tree(struct cache_tree *it) fprintf(stderr, "Checking cache tree\n"); if (0 <= it->entry_count) { - struct object *obj = parse_object(&it->oid); + struct object *obj = parse_object(the_repository, &it->oid); if (!obj) { error("%s: invalid sha1 pointer in cache-tree", oid_to_hex(&it->oid)); @@ -763,7 +768,8 @@ int cmd_fsck(int argc, const char **argv, const char *prefix) const char *arg = argv[i]; struct object_id oid; if (!get_oid(arg, &oid)) { - struct object *obj = lookup_object(oid.hash); + struct object *obj = lookup_object(the_repository, + oid.hash); if (!obj || !(obj->flags & HAS_OBJ)) { if (is_promisor_object(&oid)) @@ -806,7 +812,8 @@ int cmd_fsck(int argc, const char **argv, const char *prefix) mode = active_cache[i]->ce_mode; if (S_ISGITLINK(mode)) continue; - blob = lookup_blob(&active_cache[i]->oid); + blob = lookup_blob(the_repository, + &active_cache[i]->oid); if (!blob) continue; obj = &blob->object; @@ -822,5 +829,24 @@ int cmd_fsck(int argc, const char **argv, const char *prefix) } check_connectivity(); + + if (!git_config_get_bool("core.commitgraph", &i) && i) { + struct child_process commit_graph_verify = CHILD_PROCESS_INIT; + const char *verify_argv[] = { "commit-graph", "verify", NULL, NULL, NULL }; + + commit_graph_verify.argv = verify_argv; + commit_graph_verify.git_cmd = 1; + if (run_command(&commit_graph_verify)) + errors_found |= ERROR_COMMIT_GRAPH; + + prepare_alt_odb(the_repository); + for (alt = the_repository->objects->alt_odb_list; alt; alt = alt->next) { + verify_argv[2] = "--object-dir"; + verify_argv[3] = alt->path; + if (run_command(&commit_graph_verify)) + errors_found |= ERROR_COMMIT_GRAPH; + } + } + return errors_found; } diff --git a/builtin/gc.c b/builtin/gc.c index ccfb1ceaeb..57069442b0 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -20,6 +20,7 @@ #include "sigchain.h" #include "argv-array.h" #include "commit.h" +#include "commit-graph.h" #include "packfile.h" #include "object-store.h" #include "pack.h" @@ -40,6 +41,7 @@ static int aggressive_depth = 50; static int aggressive_window = 250; static int gc_auto_threshold = 6700; static int gc_auto_pack_limit = 50; +static int gc_write_commit_graph; static int detach_auto = 1; static timestamp_t gc_log_expire_time; static const char *gc_log_expire = "1.day.ago"; @@ -129,6 +131,7 @@ static void gc_config(void) git_config_get_int("gc.aggressivedepth", &aggressive_depth); git_config_get_int("gc.auto", &gc_auto_threshold); git_config_get_int("gc.autopacklimit", &gc_auto_pack_limit); + git_config_get_bool("gc.writecommitgraph", &gc_write_commit_graph); git_config_get_bool("gc.autodetach", &detach_auto); git_config_get_expiry("gc.pruneexpire", &prune_expire); git_config_get_expiry("gc.worktreepruneexpire", &prune_worktrees_expire); @@ -612,6 +615,7 @@ int cmd_gc(int argc, const char **argv, const char *prefix) return -1; if (!repository_format_precious_objects) { + close_all_packs(the_repository->objects); if (run_command_v_opt(repack.argv, RUN_GIT_CMD)) return error(FAILED_RUN, repack.argv[0]); @@ -641,6 +645,9 @@ int cmd_gc(int argc, const char **argv, const char *prefix) if (pack_garbage.nr > 0) clean_pack_garbage(); + if (gc_write_commit_graph) + write_commit_graph_reachable(get_object_directory(), 0); + if (auto_gc && too_many_loose_objects()) warning(_("There are too many unreachable loose objects; " "run 'git prune' to remove them.")); diff --git a/builtin/grep.c b/builtin/grep.c index 61bcaf6e58..056161f0f8 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -647,7 +647,8 @@ static int grep_objects(struct grep_opt *opt, const struct pathspec *pathspec, for (i = 0; i < nr; i++) { struct object *real_obj; - real_obj = deref_tag(list->objects[i].item, NULL, 0); + real_obj = deref_tag(the_repository, list->objects[i].item, + NULL, 0); /* load the gitmodules file for this rev */ if (recurse_submodules) { @@ -843,6 +844,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix) OPT_BOOL_F('z', "null", &opt.null_following_name, N_("print NUL after filenames"), PARSE_OPT_NOCOMPLETE), + OPT_BOOL('o', "only-matching", &opt.only_matching, + N_("show only matching parts of a line")), OPT_BOOL('c', "count", &opt.count, N_("show the number of matches instead of matching lines")), OPT__COLOR(&opt.color, N_("highlight matches")), @@ -962,6 +965,10 @@ int cmd_grep(int argc, const char **argv, const char *prefix) if (!opt.pattern_list) die(_("no pattern given.")); + /* --only-matching has no effect with --invert. */ + if (opt.invert) + opt.only_matching = 0; + /* * We have to find "--" in a separate pass, because its presence * influences how we will parse arguments that come before it. diff --git a/builtin/index-pack.c b/builtin/index-pack.c index 74fe2973e1..de311febe3 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -832,7 +832,7 @@ static void sha1_object(const void *data, struct object_entry *obj_entry, if (strict || do_fsck_object) { read_lock(); if (type == OBJ_BLOB) { - struct blob *blob = lookup_blob(oid); + struct blob *blob = lookup_blob(the_repository, oid); if (blob) blob->object.flags |= FLAG_CHECKED; else @@ -851,7 +851,8 @@ static void sha1_object(const void *data, struct object_entry *obj_entry, * we do not need to free the memory here, as the * buf is deleted by the caller. */ - obj = parse_object_buffer(oid, type, size, buf, + obj = parse_object_buffer(the_repository, oid, type, + size, buf, &eaten); if (!obj) die(_("invalid %s"), type_name(type)); diff --git a/builtin/log.c b/builtin/log.c index 805f89d7e1..574595132a 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -30,6 +30,7 @@ #include "gpg-interface.h" #include "progress.h" #include "commit-slab.h" +#include "repository.h" #define MAIL_DEFAULT_WRAP 72 @@ -619,7 +620,7 @@ int cmd_show(int argc, const char **argv, const char *prefix) rev.shown_one = 1; if (ret) break; - o = parse_object(&t->tagged->oid); + o = parse_object(the_repository, &t->tagged->oid); if (!o) ret = error(_("Could not read object %s"), oid_to_hex(&t->tagged->oid)); @@ -906,8 +907,8 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids) o2 = rev->pending.objects[1].item; flags1 = o1->flags; flags2 = o2->flags; - c1 = lookup_commit_reference(&o1->oid); - c2 = lookup_commit_reference(&o2->oid); + c1 = lookup_commit_reference(the_repository, &o1->oid); + c2 = lookup_commit_reference(the_repository, &o2->oid); if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING)) die(_("Not a range.")); @@ -1864,7 +1865,8 @@ static int add_pending_commit(const char *arg, struct rev_info *revs, int flags) { struct object_id oid; if (get_oid(arg, &oid) == 0) { - struct commit *commit = lookup_commit_reference(&oid); + struct commit *commit = lookup_commit_reference(the_repository, + &oid); if (commit) { commit->object.flags |= flags; add_pending_object(revs, &commit->object, arg); diff --git a/builtin/merge-base.c b/builtin/merge-base.c index 3b7600150b..790ceaeed6 100644 --- a/builtin/merge-base.c +++ b/builtin/merge-base.c @@ -6,6 +6,7 @@ #include "diff.h" #include "revision.h" #include "parse-options.h" +#include "repository.h" static int show_merge_base(struct commit **rev, int rev_nr, int show_all) { @@ -42,7 +43,7 @@ static struct commit *get_commit_reference(const char *arg) if (get_oid(arg, &revkey)) die("Not a valid object name %s", arg); - r = lookup_commit_reference(&revkey); + r = lookup_commit_reference(the_repository, &revkey); if (!r) die("Not a valid commit name %s", arg); @@ -109,54 +110,12 @@ static int handle_is_ancestor(int argc, const char **argv) return 1; } -struct rev_collect { - struct commit **commit; - int nr; - int alloc; - unsigned int initial : 1; -}; - -static void add_one_commit(struct object_id *oid, struct rev_collect *revs) -{ - struct commit *commit; - - if (is_null_oid(oid)) - return; - - commit = lookup_commit(oid); - if (!commit || - (commit->object.flags & TMP_MARK) || - parse_commit(commit)) - return; - - ALLOC_GROW(revs->commit, revs->nr + 1, revs->alloc); - revs->commit[revs->nr++] = commit; - commit->object.flags |= TMP_MARK; -} - -static int collect_one_reflog_ent(struct object_id *ooid, struct object_id *noid, - const char *ident, timestamp_t timestamp, - int tz, const char *message, void *cbdata) -{ - struct rev_collect *revs = cbdata; - - if (revs->initial) { - revs->initial = 0; - add_one_commit(ooid, revs); - } - add_one_commit(noid, revs); - return 0; -} - static int handle_fork_point(int argc, const char **argv) { struct object_id oid; char *refname; + struct commit *derived, *fork_point; const char *commitname; - struct rev_collect revs; - struct commit *derived; - struct commit_list *bases; - int i, ret = 0; switch (dwim_ref(argv[0], strlen(argv[0]), &oid, &refname)) { case 0: @@ -171,42 +130,15 @@ static int handle_fork_point(int argc, const char **argv) if (get_oid(commitname, &oid)) die("Not a valid object name: '%s'", commitname); - derived = lookup_commit_reference(&oid); - memset(&revs, 0, sizeof(revs)); - revs.initial = 1; - for_each_reflog_ent(refname, collect_one_reflog_ent, &revs); + derived = lookup_commit_reference(the_repository, &oid); - if (!revs.nr && !get_oid(refname, &oid)) - add_one_commit(&oid, &revs); + fork_point = get_fork_point(refname, derived); - for (i = 0; i < revs.nr; i++) - revs.commit[i]->object.flags &= ~TMP_MARK; - - bases = get_merge_bases_many_dirty(derived, revs.nr, revs.commit); - - /* - * There should be one and only one merge base, when we found - * a common ancestor among reflog entries. - */ - if (!bases || bases->next) { - ret = 1; - goto cleanup_return; - } - - /* And the found one must be one of the reflog entries */ - for (i = 0; i < revs.nr; i++) - if (&bases->item->object == &revs.commit[i]->object) - break; /* found */ - if (revs.nr <= i) { - ret = 1; /* not found */ - goto cleanup_return; - } - - printf("%s\n", oid_to_hex(&bases->item->object.oid)); + if (!fork_point) + return 1; -cleanup_return: - free_commit_list(bases); - return ret; + printf("%s\n", oid_to_hex(&fork_point->object.oid)); + return 0; } int cmd_merge_base(int argc, const char **argv, const char *prefix) diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c index 0dd9021958..9b2f707c29 100644 --- a/builtin/merge-recursive.c +++ b/builtin/merge-recursive.c @@ -9,10 +9,10 @@ static const char builtin_merge_recursive_usage[] = static const char *better_branch_name(const char *branch) { - static char githead_env[8 + GIT_SHA1_HEXSZ + 1]; + static char githead_env[8 + GIT_MAX_HEXSZ + 1]; char *name; - if (strlen(branch) != GIT_SHA1_HEXSZ) + if (strlen(branch) != the_hash_algo->hexsz) return branch; xsnprintf(githead_env, sizeof(githead_env), "GITHEAD_%s", branch); name = getenv(githead_env); diff --git a/builtin/merge-tree.c b/builtin/merge-tree.c index 8a8d579752..f8023bae1e 100644 --- a/builtin/merge-tree.c +++ b/builtin/merge-tree.c @@ -2,6 +2,7 @@ #include "tree-walk.h" #include "xdiff-interface.h" #include "object-store.h" +#include "repository.h" #include "blob.h" #include "exec-cmd.h" #include "merge-blobs.h" @@ -170,7 +171,7 @@ static struct merge_list *create_entry(unsigned stage, unsigned mode, const stru res->stage = stage; res->path = path; res->mode = mode; - res->blob = lookup_blob(oid); + res->blob = lookup_blob(the_repository, oid); return res; } diff --git a/builtin/merge.c b/builtin/merge.c index d1b547d973..77e1694a78 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -111,6 +111,35 @@ static int option_parse_message(const struct option *opt, return 0; } +static int option_read_message(struct parse_opt_ctx_t *ctx, + const struct option *opt, int unset) +{ + struct strbuf *buf = opt->value; + const char *arg; + + if (unset) + BUG("-F cannot be negated"); + + if (ctx->opt) { + arg = ctx->opt; + ctx->opt = NULL; + } else if (ctx->argc > 1) { + ctx->argc--; + arg = *++ctx->argv; + } else + return opterror(opt, "requires a value", 0); + + if (buf->len) + strbuf_addch(buf, '\n'); + if (ctx->prefix && !is_absolute_path(arg)) + arg = prefix_filename(ctx->prefix, arg); + if (strbuf_read_file(buf, arg, 0) < 0) + return error(_("could not read file '%s'"), arg); + have_message = 1; + + return 0; +} + static struct strategy *get_strategy(const char *name) { int i; @@ -228,6 +257,9 @@ static struct option builtin_merge_options[] = { OPT_CALLBACK('m', "message", &merge_msg, N_("message"), N_("merge commit message (for a non-fast-forward merge)"), option_parse_message), + { OPTION_LOWLEVEL_CALLBACK, 'F', "file", &merge_msg, N_("path"), + N_("read message from file"), PARSE_OPT_NONEG, + (parse_opt_cb *) option_read_message }, OPT__VERBOSITY(&verbosity), OPT_BOOL(0, "abort", &abort_current_merge, N_("abort the current in-progress merge")), @@ -1035,6 +1067,7 @@ static void handle_fetch_head(struct commit_list **remotes, struct strbuf *merge const char *filename; int fd, pos, npos; struct strbuf fetch_head_file = STRBUF_INIT; + const unsigned hexsz = the_hash_algo->hexsz; if (!merge_names) merge_names = &fetch_head_file; @@ -1060,16 +1093,16 @@ static void handle_fetch_head(struct commit_list **remotes, struct strbuf *merge else npos = merge_names->len; - if (npos - pos < GIT_SHA1_HEXSZ + 2 || + if (npos - pos < hexsz + 2 || get_oid_hex(merge_names->buf + pos, &oid)) commit = NULL; /* bad */ - else if (memcmp(merge_names->buf + pos + GIT_SHA1_HEXSZ, "\t\t", 2)) + else if (memcmp(merge_names->buf + pos + hexsz, "\t\t", 2)) continue; /* not-for-merge */ else { - char saved = merge_names->buf[pos + GIT_SHA1_HEXSZ]; - merge_names->buf[pos + GIT_SHA1_HEXSZ] = '\0'; + char saved = merge_names->buf[pos + hexsz]; + merge_names->buf[pos + hexsz] = '\0'; commit = get_merge_parent(merge_names->buf + pos); - merge_names->buf[pos + GIT_SHA1_HEXSZ] = saved; + merge_names->buf[pos + hexsz] = saved; } if (!commit) { if (ptr) diff --git a/builtin/name-rev.c b/builtin/name-rev.c index 0eb440359d..f1cb45c227 100644 --- a/builtin/name-rev.c +++ b/builtin/name-rev.c @@ -1,5 +1,6 @@ #include "builtin.h" #include "cache.h" +#include "repository.h" #include "config.h" #include "commit.h" #include "tag.h" @@ -203,7 +204,7 @@ static int tipcmp(const void *a_, const void *b_) static int name_ref(const char *path, const struct object_id *oid, int flags, void *cb_data) { - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); struct name_ref_data *data = cb_data; int can_abbreviate_output = data->tags_only && data->name_only; int deref = 0; @@ -261,7 +262,7 @@ static int name_ref(const char *path, const struct object_id *oid, int flags, vo struct tag *t = (struct tag *) o; if (!t->tagged) break; /* broken repository */ - o = parse_object(&t->tagged->oid); + o = parse_object(the_repository, &t->tagged->oid); deref = 1; taggerdate = t->date; } @@ -378,7 +379,8 @@ static void name_rev_line(char *p, struct name_ref_data *data) *(p+1) = 0; if (!get_oid(p - (GIT_SHA1_HEXSZ - 1), &oid)) { struct object *o = - lookup_object(oid.hash); + lookup_object(the_repository, + oid.hash); if (o) name = get_rev_name(o, &buf); } @@ -451,9 +453,10 @@ int cmd_name_rev(int argc, const char **argv, const char *prefix) } commit = NULL; - object = parse_object(&oid); + object = parse_object(the_repository, &oid); if (object) { - struct object *peeled = deref_tag(object, *argv, 0); + struct object *peeled = deref_tag(the_repository, + object, *argv, 0); if (peeled && peeled->type == OBJ_COMMIT) commit = (struct commit *)peeled; } diff --git a/builtin/notes.c b/builtin/notes.c index a0a1840040..c05cd004ab 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -12,6 +12,7 @@ #include "builtin.h" #include "notes.h" #include "object-store.h" +#include "repository.h" #include "blob.h" #include "pretty.h" #include "refs.h" @@ -711,7 +712,7 @@ static int merge_commit(struct notes_merge_options *o) if (get_oid("NOTES_MERGE_PARTIAL", &oid)) die(_("failed to read ref NOTES_MERGE_PARTIAL")); - else if (!(partial = lookup_commit_reference(&oid))) + else if (!(partial = lookup_commit_reference(the_repository, &oid))) die(_("could not find commit from NOTES_MERGE_PARTIAL.")); else if (parse_commit(partial)) die(_("could not parse commit from NOTES_MERGE_PARTIAL.")); diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index ebc8cefb53..4391504a91 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -2474,7 +2474,7 @@ static void add_tag_chain(const struct object_id *oid) if (packlist_find(&to_pack, oid->hash, NULL)) return; - tag = lookup_tag(oid); + tag = lookup_tag(the_repository, oid); while (1) { if (!tag || parse_tag(tag) || !tag->tagged) die("unable to pack objects reachable from tag %s", diff --git a/builtin/prune.c b/builtin/prune.c index 70ec35aa05..72b0621b76 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -40,7 +40,7 @@ static int prune_object(const struct object_id *oid, const char *fullpath, * Do we know about this object? * It must have been reachable */ - if (lookup_object(oid->hash)) + if (lookup_object(the_repository, oid->hash)) return 0; if (lstat(fullpath, &st)) { diff --git a/builtin/pull.c b/builtin/pull.c index 7197b22b16..4e78935392 100644 --- a/builtin/pull.c +++ b/builtin/pull.c @@ -765,10 +765,13 @@ static int get_octopus_merge_base(struct object_id *merge_base, { struct commit_list *revs = NULL, *result; - commit_list_insert(lookup_commit_reference(curr_head), &revs); - commit_list_insert(lookup_commit_reference(merge_head), &revs); + commit_list_insert(lookup_commit_reference(the_repository, curr_head), + &revs); + commit_list_insert(lookup_commit_reference(the_repository, merge_head), + &revs); if (!is_null_oid(fork_point)) - commit_list_insert(lookup_commit_reference(fork_point), &revs); + commit_list_insert(lookup_commit_reference(the_repository, fork_point), + &revs); result = get_octopus_merge_bases(revs); free_commit_list(revs); @@ -944,9 +947,11 @@ int cmd_pull(int argc, const char **argv, const char *prefix) struct commit_list *list = NULL; struct commit *merge_head, *head; - head = lookup_commit_reference(&orig_head); + head = lookup_commit_reference(the_repository, + &orig_head); commit_list_insert(head, &list); - merge_head = lookup_commit_reference(&merge_heads.oid[0]); + merge_head = lookup_commit_reference(the_repository, + &merge_heads.oid[0]); if (is_descendant_of(merge_head, list)) { /* we can fast-forward this without invoking rebase */ opt_ff = "--ff-only"; diff --git a/builtin/rebase.c b/builtin/rebase.c new file mode 100644 index 0000000000..d3d1d39bfa --- /dev/null +++ b/builtin/rebase.c @@ -0,0 +1,1463 @@ +/* + * "git rebase" builtin command + * + * Copyright (c) 2018 Pratik Karki + */ + +#include "builtin.h" +#include "run-command.h" +#include "exec-cmd.h" +#include "argv-array.h" +#include "dir.h" +#include "packfile.h" +#include "refs.h" +#include "quote.h" +#include "config.h" +#include "cache-tree.h" +#include "unpack-trees.h" +#include "lockfile.h" +#include "parse-options.h" +#include "commit.h" +#include "diff.h" +#include "wt-status.h" +#include "revision.h" +#include "rerere.h" + +static char const * const builtin_rebase_usage[] = { + N_("git rebase [-i] [options] [--exec <cmd>] [--onto <newbase>] " + "[<upstream>] [<branch>]"), + N_("git rebase [-i] [options] [--exec <cmd>] [--onto <newbase>] " + "--root [<branch>]"), + N_("git rebase --continue | --abort | --skip | --edit-todo"), + NULL +}; + +static GIT_PATH_FUNC(apply_dir, "rebase-apply") +static GIT_PATH_FUNC(merge_dir, "rebase-merge") + +enum rebase_type { + REBASE_UNSPECIFIED = -1, + REBASE_AM, + REBASE_MERGE, + REBASE_INTERACTIVE, + REBASE_PRESERVE_MERGES +}; + +static int use_builtin_rebase(void) +{ + struct child_process cp = CHILD_PROCESS_INIT; + struct strbuf out = STRBUF_INIT; + int ret; + + argv_array_pushl(&cp.args, + "config", "--bool", "rebase.usebuiltin", NULL); + cp.git_cmd = 1; + if (capture_command(&cp, &out, 6)) { + strbuf_release(&out); + return 0; + } + + strbuf_trim(&out); + ret = !strcmp("true", out.buf); + strbuf_release(&out); + return ret; +} + +struct rebase_options { + enum rebase_type type; + const char *state_dir; + struct commit *upstream; + const char *upstream_name; + const char *upstream_arg; + char *head_name; + struct object_id orig_head; + struct commit *onto; + const char *onto_name; + const char *revisions; + const char *switch_to; + int root; + struct object_id *squash_onto; + struct commit *restrict_revision; + int dont_finish_rebase; + enum { + REBASE_NO_QUIET = 1<<0, + REBASE_VERBOSE = 1<<1, + REBASE_DIFFSTAT = 1<<2, + REBASE_FORCE = 1<<3, + REBASE_INTERACTIVE_EXPLICIT = 1<<4, + } flags; + struct strbuf git_am_opt; + const char *action; + int signoff; + int allow_rerere_autoupdate; + int keep_empty; + int autosquash; + char *gpg_sign_opt; + int autostash; + char *cmd; + int allow_empty_message; + int rebase_merges, rebase_cousins; + char *strategy, *strategy_opts; + struct strbuf git_format_patch_opt; +}; + +static int is_interactive(struct rebase_options *opts) +{ + return opts->type == REBASE_INTERACTIVE || + opts->type == REBASE_PRESERVE_MERGES; +} + +static void imply_interactive(struct rebase_options *opts, const char *option) +{ + switch (opts->type) { + case REBASE_AM: + die(_("%s requires an interactive rebase"), option); + break; + case REBASE_INTERACTIVE: + case REBASE_PRESERVE_MERGES: + break; + case REBASE_MERGE: + /* we silently *upgrade* --merge to --interactive if needed */ + default: + opts->type = REBASE_INTERACTIVE; /* implied */ + break; + } +} + +/* Returns the filename prefixed by the state_dir */ +static const char *state_dir_path(const char *filename, struct rebase_options *opts) +{ + static struct strbuf path = STRBUF_INIT; + static size_t prefix_len; + + if (!prefix_len) { + strbuf_addf(&path, "%s/", opts->state_dir); + prefix_len = path.len; + } + + strbuf_setlen(&path, prefix_len); + strbuf_addstr(&path, filename); + return path.buf; +} + +/* Read one file, then strip line endings */ +static int read_one(const char *path, struct strbuf *buf) +{ + if (strbuf_read_file(buf, path, 0) < 0) + return error_errno(_("could not read '%s'"), path); + strbuf_trim_trailing_newline(buf); + return 0; +} + +/* Initialize the rebase options from the state directory. */ +static int read_basic_state(struct rebase_options *opts) +{ + struct strbuf head_name = STRBUF_INIT; + struct strbuf buf = STRBUF_INIT; + struct object_id oid; + + if (read_one(state_dir_path("head-name", opts), &head_name) || + read_one(state_dir_path("onto", opts), &buf)) + return -1; + opts->head_name = starts_with(head_name.buf, "refs/") ? + xstrdup(head_name.buf) : NULL; + strbuf_release(&head_name); + if (get_oid(buf.buf, &oid)) + return error(_("could not get 'onto': '%s'"), buf.buf); + opts->onto = lookup_commit_or_die(&oid, buf.buf); + + /* + * We always write to orig-head, but interactive rebase used to write to + * head. Fall back to reading from head to cover for the case that the + * user upgraded git with an ongoing interactive rebase. + */ + strbuf_reset(&buf); + if (file_exists(state_dir_path("orig-head", opts))) { + if (read_one(state_dir_path("orig-head", opts), &buf)) + return -1; + } else if (read_one(state_dir_path("head", opts), &buf)) + return -1; + if (get_oid(buf.buf, &opts->orig_head)) + return error(_("invalid orig-head: '%s'"), buf.buf); + + strbuf_reset(&buf); + if (read_one(state_dir_path("quiet", opts), &buf)) + return -1; + if (buf.len) + opts->flags &= ~REBASE_NO_QUIET; + else + opts->flags |= REBASE_NO_QUIET; + + if (file_exists(state_dir_path("verbose", opts))) + opts->flags |= REBASE_VERBOSE; + + if (file_exists(state_dir_path("signoff", opts))) { + opts->signoff = 1; + opts->flags |= REBASE_FORCE; + } + + if (file_exists(state_dir_path("allow_rerere_autoupdate", opts))) { + strbuf_reset(&buf); + if (read_one(state_dir_path("allow_rerere_autoupdate", opts), + &buf)) + return -1; + if (!strcmp(buf.buf, "--rerere-autoupdate")) + opts->allow_rerere_autoupdate = 1; + else if (!strcmp(buf.buf, "--no-rerere-autoupdate")) + opts->allow_rerere_autoupdate = 0; + else + warning(_("ignoring invalid allow_rerere_autoupdate: " + "'%s'"), buf.buf); + } else + opts->allow_rerere_autoupdate = -1; + + if (file_exists(state_dir_path("gpg_sign_opt", opts))) { + strbuf_reset(&buf); + if (read_one(state_dir_path("gpg_sign_opt", opts), + &buf)) + return -1; + free(opts->gpg_sign_opt); + opts->gpg_sign_opt = xstrdup(buf.buf); + } + + if (file_exists(state_dir_path("strategy", opts))) { + strbuf_reset(&buf); + if (read_one(state_dir_path("strategy", opts), &buf)) + return -1; + free(opts->strategy); + opts->strategy = xstrdup(buf.buf); + } + + if (file_exists(state_dir_path("strategy_opts", opts))) { + strbuf_reset(&buf); + if (read_one(state_dir_path("strategy_opts", opts), &buf)) + return -1; + free(opts->strategy_opts); + opts->strategy_opts = xstrdup(buf.buf); + } + + strbuf_release(&buf); + + return 0; +} + +static int apply_autostash(struct rebase_options *opts) +{ + const char *path = state_dir_path("autostash", opts); + struct strbuf autostash = STRBUF_INIT; + struct child_process stash_apply = CHILD_PROCESS_INIT; + + if (!file_exists(path)) + return 0; + + if (read_one(state_dir_path("autostash", opts), &autostash)) + return error(_("Could not read '%s'"), path); + argv_array_pushl(&stash_apply.args, + "stash", "apply", autostash.buf, NULL); + stash_apply.git_cmd = 1; + stash_apply.no_stderr = stash_apply.no_stdout = + stash_apply.no_stdin = 1; + if (!run_command(&stash_apply)) + printf(_("Applied autostash.\n")); + else { + struct argv_array args = ARGV_ARRAY_INIT; + int res = 0; + + argv_array_pushl(&args, + "stash", "store", "-m", "autostash", "-q", + autostash.buf, NULL); + if (run_command_v_opt(args.argv, RUN_GIT_CMD)) + res = error(_("Cannot store %s"), autostash.buf); + argv_array_clear(&args); + strbuf_release(&autostash); + if (res) + return res; + + fprintf(stderr, + _("Applying autostash resulted in conflicts.\n" + "Your changes are safe in the stash.\n" + "You can run \"git stash pop\" or \"git stash drop\" " + "at any time.\n")); + } + + strbuf_release(&autostash); + return 0; +} + +static int finish_rebase(struct rebase_options *opts) +{ + struct strbuf dir = STRBUF_INIT; + const char *argv_gc_auto[] = { "gc", "--auto", NULL }; + + delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF); + apply_autostash(opts); + close_all_packs(the_repository->objects); + /* + * We ignore errors in 'gc --auto', since the + * user should see them. + */ + run_command_v_opt(argv_gc_auto, RUN_GIT_CMD); + strbuf_addstr(&dir, opts->state_dir); + remove_dir_recursively(&dir, 0); + strbuf_release(&dir); + + return 0; +} + +static struct commit *peel_committish(const char *name) +{ + struct object *obj; + struct object_id oid; + + if (get_oid(name, &oid)) + return NULL; + obj = parse_object(the_repository, &oid); + return (struct commit *)peel_to_type(name, 0, obj, OBJ_COMMIT); +} + +static void add_var(struct strbuf *buf, const char *name, const char *value) +{ + if (!value) + strbuf_addf(buf, "unset %s; ", name); + else { + strbuf_addf(buf, "%s=", name); + sq_quote_buf(buf, value); + strbuf_addstr(buf, "; "); + } +} + +static int run_specific_rebase(struct rebase_options *opts) +{ + const char *argv[] = { NULL, NULL }; + struct strbuf script_snippet = STRBUF_INIT; + int status; + const char *backend, *backend_func; + + add_var(&script_snippet, "GIT_DIR", absolute_path(get_git_dir())); + add_var(&script_snippet, "state_dir", opts->state_dir); + + add_var(&script_snippet, "upstream_name", opts->upstream_name); + add_var(&script_snippet, "upstream", opts->upstream ? + oid_to_hex(&opts->upstream->object.oid) : NULL); + add_var(&script_snippet, "head_name", + opts->head_name ? opts->head_name : "detached HEAD"); + add_var(&script_snippet, "orig_head", oid_to_hex(&opts->orig_head)); + add_var(&script_snippet, "onto", opts->onto ? + oid_to_hex(&opts->onto->object.oid) : NULL); + add_var(&script_snippet, "onto_name", opts->onto_name); + add_var(&script_snippet, "revisions", opts->revisions); + add_var(&script_snippet, "restrict_revision", opts->restrict_revision ? + oid_to_hex(&opts->restrict_revision->object.oid) : NULL); + add_var(&script_snippet, "GIT_QUIET", + opts->flags & REBASE_NO_QUIET ? "" : "t"); + add_var(&script_snippet, "git_am_opt", opts->git_am_opt.buf); + add_var(&script_snippet, "verbose", + opts->flags & REBASE_VERBOSE ? "t" : ""); + add_var(&script_snippet, "diffstat", + opts->flags & REBASE_DIFFSTAT ? "t" : ""); + add_var(&script_snippet, "force_rebase", + opts->flags & REBASE_FORCE ? "t" : ""); + if (opts->switch_to) + add_var(&script_snippet, "switch_to", opts->switch_to); + add_var(&script_snippet, "action", opts->action ? opts->action : ""); + add_var(&script_snippet, "signoff", opts->signoff ? "--signoff" : ""); + add_var(&script_snippet, "allow_rerere_autoupdate", + opts->allow_rerere_autoupdate < 0 ? "" : + opts->allow_rerere_autoupdate ? + "--rerere-autoupdate" : "--no-rerere-autoupdate"); + add_var(&script_snippet, "keep_empty", opts->keep_empty ? "yes" : ""); + add_var(&script_snippet, "autosquash", opts->autosquash ? "t" : ""); + add_var(&script_snippet, "gpg_sign_opt", opts->gpg_sign_opt); + add_var(&script_snippet, "cmd", opts->cmd); + add_var(&script_snippet, "allow_empty_message", + opts->allow_empty_message ? "--allow-empty-message" : ""); + add_var(&script_snippet, "rebase_merges", + opts->rebase_merges ? "t" : ""); + add_var(&script_snippet, "rebase_cousins", + opts->rebase_cousins ? "t" : ""); + add_var(&script_snippet, "strategy", opts->strategy); + add_var(&script_snippet, "strategy_opts", opts->strategy_opts); + add_var(&script_snippet, "rebase_root", opts->root ? "t" : ""); + add_var(&script_snippet, "squash_onto", + opts->squash_onto ? oid_to_hex(opts->squash_onto) : ""); + add_var(&script_snippet, "git_format_patch_opt", + opts->git_format_patch_opt.buf); + + if (is_interactive(opts) && + !(opts->flags & REBASE_INTERACTIVE_EXPLICIT)) { + strbuf_addstr(&script_snippet, + "GIT_EDITOR=:; export GIT_EDITOR; "); + opts->autosquash = 0; + } + + switch (opts->type) { + case REBASE_AM: + backend = "git-rebase--am"; + backend_func = "git_rebase__am"; + break; + case REBASE_INTERACTIVE: + backend = "git-rebase--interactive"; + backend_func = "git_rebase__interactive"; + break; + case REBASE_MERGE: + backend = "git-rebase--merge"; + backend_func = "git_rebase__merge"; + break; + case REBASE_PRESERVE_MERGES: + backend = "git-rebase--preserve-merges"; + backend_func = "git_rebase__preserve_merges"; + break; + default: + BUG("Unhandled rebase type %d", opts->type); + break; + } + + strbuf_addf(&script_snippet, + ". git-sh-setup && . git-rebase--common &&" + " . %s && %s", backend, backend_func); + argv[0] = script_snippet.buf; + + status = run_command_v_opt(argv, RUN_USING_SHELL); + if (opts->dont_finish_rebase) + ; /* do nothing */ + else if (status == 0) { + if (!file_exists(state_dir_path("stopped-sha", opts))) + finish_rebase(opts); + } else if (status == 2) { + struct strbuf dir = STRBUF_INIT; + + apply_autostash(opts); + strbuf_addstr(&dir, opts->state_dir); + remove_dir_recursively(&dir, 0); + strbuf_release(&dir); + die("Nothing to do"); + } + + strbuf_release(&script_snippet); + + return status ? -1 : 0; +} + +#define GIT_REFLOG_ACTION_ENVIRONMENT "GIT_REFLOG_ACTION" + +static int reset_head(struct object_id *oid, const char *action, + const char *switch_to_branch, int detach_head, + const char *reflog_orig_head, const char *reflog_head) +{ + struct object_id head_oid; + struct tree_desc desc; + struct lock_file lock = LOCK_INIT; + struct unpack_trees_options unpack_tree_opts; + struct tree *tree; + const char *reflog_action; + struct strbuf msg = STRBUF_INIT; + size_t prefix_len; + struct object_id *orig = NULL, oid_orig, + *old_orig = NULL, oid_old_orig; + int ret = 0; + + if (switch_to_branch && !starts_with(switch_to_branch, "refs/")) + BUG("Not a fully qualified branch: '%s'", switch_to_branch); + + if (hold_locked_index(&lock, LOCK_REPORT_ON_ERROR) < 0) + return -1; + + if (!oid) { + if (get_oid("HEAD", &head_oid)) { + rollback_lock_file(&lock); + return error(_("could not determine HEAD revision")); + } + oid = &head_oid; + } + + memset(&unpack_tree_opts, 0, sizeof(unpack_tree_opts)); + setup_unpack_trees_porcelain(&unpack_tree_opts, action); + unpack_tree_opts.head_idx = 1; + unpack_tree_opts.src_index = the_repository->index; + unpack_tree_opts.dst_index = the_repository->index; + unpack_tree_opts.fn = oneway_merge; + unpack_tree_opts.update = 1; + unpack_tree_opts.merge = 1; + if (!detach_head) + unpack_tree_opts.reset = 1; + + if (read_index_unmerged(the_repository->index) < 0) { + rollback_lock_file(&lock); + return error(_("could not read index")); + } + + if (!fill_tree_descriptor(&desc, oid)) { + error(_("failed to find tree of %s"), oid_to_hex(oid)); + rollback_lock_file(&lock); + free((void *)desc.buffer); + return -1; + } + + if (unpack_trees(1, &desc, &unpack_tree_opts)) { + rollback_lock_file(&lock); + free((void *)desc.buffer); + return -1; + } + + tree = parse_tree_indirect(oid); + prime_cache_tree(the_repository->index, tree); + + if (write_locked_index(the_repository->index, &lock, COMMIT_LOCK) < 0) + ret = error(_("could not write index")); + free((void *)desc.buffer); + + if (ret) + return ret; + + reflog_action = getenv(GIT_REFLOG_ACTION_ENVIRONMENT); + strbuf_addf(&msg, "%s: ", reflog_action ? reflog_action : "rebase"); + prefix_len = msg.len; + + if (!get_oid("ORIG_HEAD", &oid_old_orig)) + old_orig = &oid_old_orig; + if (!get_oid("HEAD", &oid_orig)) { + orig = &oid_orig; + if (!reflog_orig_head) { + strbuf_addstr(&msg, "updating ORIG_HEAD"); + reflog_orig_head = msg.buf; + } + update_ref(reflog_orig_head, "ORIG_HEAD", orig, old_orig, 0, + UPDATE_REFS_MSG_ON_ERR); + } else if (old_orig) + delete_ref(NULL, "ORIG_HEAD", old_orig, 0); + if (!reflog_head) { + strbuf_setlen(&msg, prefix_len); + strbuf_addstr(&msg, "updating HEAD"); + reflog_head = msg.buf; + } + if (!switch_to_branch) + ret = update_ref(reflog_head, "HEAD", oid, orig, REF_NO_DEREF, + UPDATE_REFS_MSG_ON_ERR); + else { + ret = create_symref("HEAD", switch_to_branch, msg.buf); + if (!ret) + ret = update_ref(reflog_head, "HEAD", oid, NULL, 0, + UPDATE_REFS_MSG_ON_ERR); + } + + strbuf_release(&msg); + return ret; +} + +static int rebase_config(const char *var, const char *value, void *data) +{ + struct rebase_options *opts = data; + + if (!strcmp(var, "rebase.stat")) { + if (git_config_bool(var, value)) + opts->flags |= REBASE_DIFFSTAT; + else + opts->flags &= !REBASE_DIFFSTAT; + return 0; + } + + if (!strcmp(var, "rebase.autosquash")) { + opts->autosquash = git_config_bool(var, value); + return 0; + } + + if (!strcmp(var, "commit.gpgsign")) { + free(opts->gpg_sign_opt); + opts->gpg_sign_opt = git_config_bool(var, value) ? + xstrdup("-S") : NULL; + return 0; + } + + if (!strcmp(var, "rebase.autostash")) { + opts->autostash = git_config_bool(var, value); + return 0; + } + + return git_default_config(var, value, data); +} + +/* + * Determines whether the commits in from..to are linear, i.e. contain + * no merge commits. This function *expects* `from` to be an ancestor of + * `to`. + */ +static int is_linear_history(struct commit *from, struct commit *to) +{ + while (to && to != from) { + parse_commit(to); + if (!to->parents) + return 1; + if (to->parents->next) + return 0; + to = to->parents->item; + } + return 1; +} + +static int can_fast_forward(struct commit *onto, struct object_id *head_oid, + struct object_id *merge_base) +{ + struct commit *head = lookup_commit(the_repository, head_oid); + struct commit_list *merge_bases; + int res; + + if (!head) + return 0; + + merge_bases = get_merge_bases(onto, head); + if (merge_bases && !merge_bases->next) { + oidcpy(merge_base, &merge_bases->item->object.oid); + res = !oidcmp(merge_base, &onto->object.oid); + } else { + oidcpy(merge_base, &null_oid); + res = 0; + } + free_commit_list(merge_bases); + return res && is_linear_history(onto, head); +} + +/* -i followed by -m is still -i */ +static int parse_opt_merge(const struct option *opt, const char *arg, int unset) +{ + struct rebase_options *opts = opt->value; + + if (!is_interactive(opts)) + opts->type = REBASE_MERGE; + + return 0; +} + +/* -i followed by -p is still explicitly interactive, but -p alone is not */ +static int parse_opt_interactive(const struct option *opt, const char *arg, + int unset) +{ + struct rebase_options *opts = opt->value; + + opts->type = REBASE_INTERACTIVE; + opts->flags |= REBASE_INTERACTIVE_EXPLICIT; + + return 0; +} + +static void NORETURN error_on_missing_default_upstream(void) +{ + struct branch *current_branch = branch_get(NULL); + + printf(_("%s\n" + "Please specify which branch you want to rebase against.\n" + "See git-rebase(1) for details.\n" + "\n" + " git rebase '<branch>'\n" + "\n"), + current_branch ? _("There is no tracking information for " + "the current branch.") : + _("You are not currently on a branch.")); + + if (current_branch) { + const char *remote = current_branch->remote_name; + + if (!remote) + remote = _("<remote>"); + + printf(_("If you wish to set tracking information for this " + "branch you can do so with:\n" + "\n" + " git branch --set-upstream-to=%s/<branch> %s\n" + "\n"), + remote, current_branch->name); + } + exit(1); +} + +int cmd_rebase(int argc, const char **argv, const char *prefix) +{ + struct rebase_options options = { + .type = REBASE_UNSPECIFIED, + .flags = REBASE_NO_QUIET, + .git_am_opt = STRBUF_INIT, + .allow_rerere_autoupdate = -1, + .allow_empty_message = 1, + .git_format_patch_opt = STRBUF_INIT, + }; + const char *branch_name; + int ret, flags, total_argc, in_progress = 0; + int ok_to_skip_pre_rebase = 0; + struct strbuf msg = STRBUF_INIT; + struct strbuf revisions = STRBUF_INIT; + struct strbuf buf = STRBUF_INIT; + struct object_id merge_base; + enum { + NO_ACTION, + ACTION_CONTINUE, + ACTION_SKIP, + ACTION_ABORT, + ACTION_QUIT, + ACTION_EDIT_TODO, + ACTION_SHOW_CURRENT_PATCH, + } action = NO_ACTION; + int committer_date_is_author_date = 0; + int ignore_date = 0; + int ignore_whitespace = 0; + const char *gpg_sign = NULL; + int opt_c = -1; + struct string_list whitespace = STRING_LIST_INIT_NODUP; + struct string_list exec = STRING_LIST_INIT_NODUP; + const char *rebase_merges = NULL; + int fork_point = -1; + struct string_list strategy_options = STRING_LIST_INIT_NODUP; + struct object_id squash_onto; + char *squash_onto_name = NULL; + struct option builtin_rebase_options[] = { + OPT_STRING(0, "onto", &options.onto_name, + N_("revision"), + N_("rebase onto given branch instead of upstream")), + OPT_BOOL(0, "no-verify", &ok_to_skip_pre_rebase, + N_("allow pre-rebase hook to run")), + OPT_NEGBIT('q', "quiet", &options.flags, + N_("be quiet. implies --no-stat"), + REBASE_NO_QUIET| REBASE_VERBOSE | REBASE_DIFFSTAT), + OPT_BIT('v', "verbose", &options.flags, + N_("display a diffstat of what changed upstream"), + REBASE_NO_QUIET | REBASE_VERBOSE | REBASE_DIFFSTAT), + {OPTION_NEGBIT, 'n', "no-stat", &options.flags, NULL, + N_("do not show diffstat of what changed upstream"), + PARSE_OPT_NOARG, NULL, REBASE_DIFFSTAT }, + OPT_BOOL(0, "ignore-whitespace", &ignore_whitespace, + N_("passed to 'git apply'")), + OPT_BOOL(0, "signoff", &options.signoff, + N_("add a Signed-off-by: line to each commit")), + OPT_BOOL(0, "committer-date-is-author-date", + &committer_date_is_author_date, + N_("passed to 'git am'")), + OPT_BOOL(0, "ignore-date", &ignore_date, + N_("passed to 'git am'")), + OPT_BIT('f', "force-rebase", &options.flags, + N_("cherry-pick all commits, even if unchanged"), + REBASE_FORCE), + OPT_BIT(0, "no-ff", &options.flags, + N_("cherry-pick all commits, even if unchanged"), + REBASE_FORCE), + OPT_CMDMODE(0, "continue", &action, N_("continue"), + ACTION_CONTINUE), + OPT_CMDMODE(0, "skip", &action, + N_("skip current patch and continue"), ACTION_SKIP), + OPT_CMDMODE(0, "abort", &action, + N_("abort and check out the original branch"), + ACTION_ABORT), + OPT_CMDMODE(0, "quit", &action, + N_("abort but keep HEAD where it is"), ACTION_QUIT), + OPT_CMDMODE(0, "edit-todo", &action, N_("edit the todo list " + "during an interactive rebase"), ACTION_EDIT_TODO), + OPT_CMDMODE(0, "show-current-patch", &action, + N_("show the patch file being applied or merged"), + ACTION_SHOW_CURRENT_PATCH), + { OPTION_CALLBACK, 'm', "merge", &options, NULL, + N_("use merging strategies to rebase"), + PARSE_OPT_NOARG | PARSE_OPT_NONEG, + parse_opt_merge }, + { OPTION_CALLBACK, 'i', "interactive", &options, NULL, + N_("let the user edit the list of commits to rebase"), + PARSE_OPT_NOARG | PARSE_OPT_NONEG, + parse_opt_interactive }, + OPT_SET_INT('p', "preserve-merges", &options.type, + N_("try to recreate merges instead of ignoring " + "them"), REBASE_PRESERVE_MERGES), + OPT_BOOL(0, "rerere-autoupdate", + &options.allow_rerere_autoupdate, + N_("allow rerere to update index with resolved " + "conflict")), + OPT_BOOL('k', "keep-empty", &options.keep_empty, + N_("preserve empty commits during rebase")), + OPT_BOOL(0, "autosquash", &options.autosquash, + N_("move commits that begin with " + "squash!/fixup! under -i")), + { OPTION_STRING, 'S', "gpg-sign", &gpg_sign, N_("key-id"), + N_("GPG-sign commits"), + PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, + OPT_STRING_LIST(0, "whitespace", &whitespace, + N_("whitespace"), N_("passed to 'git apply'")), + OPT_SET_INT('C', NULL, &opt_c, N_("passed to 'git apply'"), + REBASE_AM), + OPT_BOOL(0, "autostash", &options.autostash, + N_("automatically stash/stash pop before and after")), + OPT_STRING_LIST('x', "exec", &exec, N_("exec"), + N_("add exec lines after each commit of the " + "editable list")), + OPT_BOOL(0, "allow-empty-message", + &options.allow_empty_message, + N_("allow rebasing commits with empty messages")), + {OPTION_STRING, 'r', "rebase-merges", &rebase_merges, + N_("mode"), + N_("try to rebase merges instead of skipping them"), + PARSE_OPT_OPTARG, NULL, (intptr_t)""}, + OPT_BOOL(0, "fork-point", &fork_point, + N_("use 'merge-base --fork-point' to refine upstream")), + OPT_STRING('s', "strategy", &options.strategy, + N_("strategy"), N_("use the given merge strategy")), + OPT_STRING_LIST('X', "strategy-option", &strategy_options, + N_("option"), + N_("pass the argument through to the merge " + "strategy")), + OPT_BOOL(0, "root", &options.root, + N_("rebase all reachable commits up to the root(s)")), + OPT_END(), + }; + + /* + * NEEDSWORK: Once the builtin rebase has been tested enough + * and git-legacy-rebase.sh is retired to contrib/, this preamble + * can be removed. + */ + + if (!use_builtin_rebase()) { + const char *path = mkpath("%s/git-legacy-rebase", + git_exec_path()); + + if (sane_execvp(path, (char **)argv) < 0) + die_errno(_("could not exec %s"), path); + else + BUG("sane_execvp() returned???"); + } + + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_rebase_usage, + builtin_rebase_options); + + prefix = setup_git_directory(); + trace_repo_setup(prefix); + setup_work_tree(); + + git_config(rebase_config, &options); + + strbuf_reset(&buf); + strbuf_addf(&buf, "%s/applying", apply_dir()); + if(file_exists(buf.buf)) + die(_("It looks like 'git am' is in progress. Cannot rebase.")); + + if (is_directory(apply_dir())) { + options.type = REBASE_AM; + options.state_dir = apply_dir(); + } else if (is_directory(merge_dir())) { + strbuf_reset(&buf); + strbuf_addf(&buf, "%s/rewritten", merge_dir()); + if (is_directory(buf.buf)) { + options.type = REBASE_PRESERVE_MERGES; + options.flags |= REBASE_INTERACTIVE_EXPLICIT; + } else { + strbuf_reset(&buf); + strbuf_addf(&buf, "%s/interactive", merge_dir()); + if(file_exists(buf.buf)) { + options.type = REBASE_INTERACTIVE; + options.flags |= REBASE_INTERACTIVE_EXPLICIT; + } else + options.type = REBASE_MERGE; + } + options.state_dir = merge_dir(); + } + + if (options.type != REBASE_UNSPECIFIED) + in_progress = 1; + + total_argc = argc; + argc = parse_options(argc, argv, prefix, + builtin_rebase_options, + builtin_rebase_usage, 0); + + if (action != NO_ACTION && total_argc != 2) { + usage_with_options(builtin_rebase_usage, + builtin_rebase_options); + } + + if (argc > 2) + usage_with_options(builtin_rebase_usage, + builtin_rebase_options); + + if (action != NO_ACTION && !in_progress) + die(_("No rebase in progress?")); + + if (action == ACTION_EDIT_TODO && !is_interactive(&options)) + die(_("The --edit-todo action can only be used during " + "interactive rebase.")); + + switch (action) { + case ACTION_CONTINUE: { + struct object_id head; + struct lock_file lock_file = LOCK_INIT; + int fd; + + options.action = "continue"; + + /* Sanity check */ + if (get_oid("HEAD", &head)) + die(_("Cannot read HEAD")); + + fd = hold_locked_index(&lock_file, 0); + if (read_index(the_repository->index) < 0) + die(_("could not read index")); + refresh_index(the_repository->index, REFRESH_QUIET, NULL, NULL, + NULL); + if (0 <= fd) + update_index_if_able(the_repository->index, + &lock_file); + rollback_lock_file(&lock_file); + + if (has_unstaged_changes(1)) { + puts(_("You must edit all merge conflicts and then\n" + "mark them as resolved using git add")); + exit(1); + } + if (read_basic_state(&options)) + exit(1); + goto run_rebase; + } + case ACTION_SKIP: { + struct string_list merge_rr = STRING_LIST_INIT_DUP; + + options.action = "skip"; + + rerere_clear(&merge_rr); + string_list_clear(&merge_rr, 1); + + if (reset_head(NULL, "reset", NULL, 0, NULL, NULL) < 0) + die(_("could not discard worktree changes")); + if (read_basic_state(&options)) + exit(1); + goto run_rebase; + } + case ACTION_ABORT: { + struct string_list merge_rr = STRING_LIST_INIT_DUP; + options.action = "abort"; + + rerere_clear(&merge_rr); + string_list_clear(&merge_rr, 1); + + if (read_basic_state(&options)) + exit(1); + if (reset_head(&options.orig_head, "reset", + options.head_name, 0, NULL, NULL) < 0) + die(_("could not move back to %s"), + oid_to_hex(&options.orig_head)); + ret = finish_rebase(&options); + goto cleanup; + } + case ACTION_QUIT: { + strbuf_reset(&buf); + strbuf_addstr(&buf, options.state_dir); + ret = !!remove_dir_recursively(&buf, 0); + if (ret) + die(_("could not remove '%s'"), options.state_dir); + goto cleanup; + } + case ACTION_EDIT_TODO: + options.action = "edit-todo"; + options.dont_finish_rebase = 1; + goto run_rebase; + case ACTION_SHOW_CURRENT_PATCH: + options.action = "show-current-patch"; + options.dont_finish_rebase = 1; + goto run_rebase; + case NO_ACTION: + break; + default: + BUG("action: %d", action); + } + + /* Make sure no rebase is in progress */ + if (in_progress) { + const char *last_slash = strrchr(options.state_dir, '/'); + const char *state_dir_base = + last_slash ? last_slash + 1 : options.state_dir; + const char *cmd_live_rebase = + "git rebase (--continue | --abort | --skip)"; + strbuf_reset(&buf); + strbuf_addf(&buf, "rm -fr \"%s\"", options.state_dir); + die(_("It seems that there is already a %s directory, and\n" + "I wonder if you are in the middle of another rebase. " + "If that is the\n" + "case, please try\n\t%s\n" + "If that is not the case, please\n\t%s\n" + "and run me again. I am stopping in case you still " + "have something\n" + "valuable there.\n"), + state_dir_base, cmd_live_rebase, buf.buf); + } + + if (!(options.flags & REBASE_NO_QUIET)) + strbuf_addstr(&options.git_am_opt, " -q"); + + if (committer_date_is_author_date) { + strbuf_addstr(&options.git_am_opt, + " --committer-date-is-author-date"); + options.flags |= REBASE_FORCE; + } + + if (ignore_whitespace) + strbuf_addstr(&options.git_am_opt, " --ignore-whitespace"); + + if (ignore_date) { + strbuf_addstr(&options.git_am_opt, " --ignore-date"); + options.flags |= REBASE_FORCE; + } + + if (options.keep_empty) + imply_interactive(&options, "--keep-empty"); + + if (gpg_sign) { + free(options.gpg_sign_opt); + options.gpg_sign_opt = xstrfmt("-S%s", gpg_sign); + } + + if (opt_c >= 0) + strbuf_addf(&options.git_am_opt, " -C%d", opt_c); + + if (whitespace.nr) { + int i; + + for (i = 0; i < whitespace.nr; i++) { + const char *item = whitespace.items[i].string; + + strbuf_addf(&options.git_am_opt, " --whitespace=%s", + item); + + if ((!strcmp(item, "fix")) || (!strcmp(item, "strip"))) + options.flags |= REBASE_FORCE; + } + } + + if (exec.nr) { + int i; + + imply_interactive(&options, "--exec"); + + strbuf_reset(&buf); + for (i = 0; i < exec.nr; i++) + strbuf_addf(&buf, "exec %s\n", exec.items[i].string); + options.cmd = xstrdup(buf.buf); + } + + if (rebase_merges) { + if (!*rebase_merges) + ; /* default mode; do nothing */ + else if (!strcmp("rebase-cousins", rebase_merges)) + options.rebase_cousins = 1; + else if (strcmp("no-rebase-cousins", rebase_merges)) + die(_("Unknown mode: %s"), rebase_merges); + options.rebase_merges = 1; + imply_interactive(&options, "--rebase-merges"); + } + + if (strategy_options.nr) { + int i; + + if (!options.strategy) + options.strategy = "recursive"; + + strbuf_reset(&buf); + for (i = 0; i < strategy_options.nr; i++) + strbuf_addf(&buf, " --%s", + strategy_options.items[i].string); + options.strategy_opts = xstrdup(buf.buf); + } + + if (options.strategy) { + options.strategy = xstrdup(options.strategy); + switch (options.type) { + case REBASE_AM: + die(_("--strategy requires --merge or --interactive")); + case REBASE_MERGE: + case REBASE_INTERACTIVE: + case REBASE_PRESERVE_MERGES: + /* compatible */ + break; + case REBASE_UNSPECIFIED: + options.type = REBASE_MERGE; + break; + default: + BUG("unhandled rebase type (%d)", options.type); + } + } + + if (options.root && !options.onto_name) + imply_interactive(&options, "--root without --onto"); + + if (isatty(2) && options.flags & REBASE_NO_QUIET) + strbuf_addstr(&options.git_format_patch_opt, " --progress"); + + switch (options.type) { + case REBASE_MERGE: + case REBASE_INTERACTIVE: + case REBASE_PRESERVE_MERGES: + options.state_dir = merge_dir(); + break; + case REBASE_AM: + options.state_dir = apply_dir(); + break; + default: + /* the default rebase backend is `--am` */ + options.type = REBASE_AM; + options.state_dir = apply_dir(); + break; + } + + if (options.git_am_opt.len) { + const char *p; + + /* all am options except -q are compatible only with --am */ + strbuf_reset(&buf); + strbuf_addbuf(&buf, &options.git_am_opt); + strbuf_addch(&buf, ' '); + while ((p = strstr(buf.buf, " -q "))) + strbuf_splice(&buf, p - buf.buf, 4, " ", 1); + strbuf_trim(&buf); + + if (is_interactive(&options) && buf.len) + die(_("error: cannot combine interactive options " + "(--interactive, --exec, --rebase-merges, " + "--preserve-merges, --keep-empty, --root + " + "--onto) with am options (%s)"), buf.buf); + if (options.type == REBASE_MERGE && buf.len) + die(_("error: cannot combine merge options (--merge, " + "--strategy, --strategy-option) with am options " + "(%s)"), buf.buf); + } + + if (options.signoff) { + if (options.type == REBASE_PRESERVE_MERGES) + die("cannot combine '--signoff' with " + "'--preserve-merges'"); + strbuf_addstr(&options.git_am_opt, " --signoff"); + options.flags |= REBASE_FORCE; + } + + if (options.type == REBASE_PRESERVE_MERGES) + /* + * Note: incompatibility with --signoff handled in signoff block above + * Note: incompatibility with --interactive is just a strong warning; + * git-rebase.txt caveats with "unless you know what you are doing" + */ + if (options.rebase_merges) + die(_("error: cannot combine '--preserve_merges' with " + "'--rebase-merges'")); + + if (options.rebase_merges) { + if (strategy_options.nr) + die(_("error: cannot combine '--rebase_merges' with " + "'--strategy-option'")); + if (options.strategy) + die(_("error: cannot combine '--rebase_merges' with " + "'--strategy'")); + } + + if (!options.root) { + if (argc < 1) { + struct branch *branch; + + branch = branch_get(NULL); + options.upstream_name = branch_get_upstream(branch, + NULL); + if (!options.upstream_name) + error_on_missing_default_upstream(); + if (fork_point < 0) + fork_point = 1; + } else { + options.upstream_name = argv[0]; + argc--; + argv++; + if (!strcmp(options.upstream_name, "-")) + options.upstream_name = "@{-1}"; + } + options.upstream = peel_committish(options.upstream_name); + if (!options.upstream) + die(_("invalid upstream '%s'"), options.upstream_name); + options.upstream_arg = options.upstream_name; + } else { + if (!options.onto_name) { + if (commit_tree("", 0, the_hash_algo->empty_tree, NULL, + &squash_onto, NULL, NULL) < 0) + die(_("Could not create new root commit")); + options.squash_onto = &squash_onto; + options.onto_name = squash_onto_name = + xstrdup(oid_to_hex(&squash_onto)); + } + options.upstream_name = NULL; + options.upstream = NULL; + if (argc > 1) + usage_with_options(builtin_rebase_usage, + builtin_rebase_options); + options.upstream_arg = "--root"; + } + + /* Make sure the branch to rebase onto is valid. */ + if (!options.onto_name) + options.onto_name = options.upstream_name; + if (strstr(options.onto_name, "...")) { + if (get_oid_mb(options.onto_name, &merge_base) < 0) + die(_("'%s': need exactly one merge base"), + options.onto_name); + options.onto = lookup_commit_or_die(&merge_base, + options.onto_name); + } else { + options.onto = peel_committish(options.onto_name); + if (!options.onto) + die(_("Does not point to a valid commit '%s'"), + options.onto_name); + } + + /* + * If the branch to rebase is given, that is the branch we will rebase + * branch_name -- branch/commit being rebased, or + * HEAD (already detached) + * orig_head -- commit object name of tip of the branch before rebasing + * head_name -- refs/heads/<that-branch> or NULL (detached HEAD) + */ + if (argc == 1) { + /* Is it "rebase other branchname" or "rebase other commit"? */ + branch_name = argv[0]; + options.switch_to = argv[0]; + + /* Is it a local branch? */ + strbuf_reset(&buf); + strbuf_addf(&buf, "refs/heads/%s", branch_name); + if (!read_ref(buf.buf, &options.orig_head)) + options.head_name = xstrdup(buf.buf); + /* If not is it a valid ref (branch or commit)? */ + else if (!get_oid(branch_name, &options.orig_head)) + options.head_name = NULL; + else + die(_("fatal: no such branch/commit '%s'"), + branch_name); + } else if (argc == 0) { + /* Do not need to switch branches, we are already on it. */ + options.head_name = + xstrdup_or_null(resolve_ref_unsafe("HEAD", 0, NULL, + &flags)); + if (!options.head_name) + die(_("No such ref: %s"), "HEAD"); + if (flags & REF_ISSYMREF) { + if (!skip_prefix(options.head_name, + "refs/heads/", &branch_name)) + branch_name = options.head_name; + + } else { + free(options.head_name); + options.head_name = NULL; + branch_name = "HEAD"; + } + if (get_oid("HEAD", &options.orig_head)) + die(_("Could not resolve HEAD to a revision")); + } else + BUG("unexpected number of arguments left to parse"); + + if (fork_point > 0) { + struct commit *head = + lookup_commit_reference(the_repository, + &options.orig_head); + options.restrict_revision = + get_fork_point(options.upstream_name, head); + } + + if (read_index(the_repository->index) < 0) + die(_("could not read index")); + + if (options.autostash) { + struct lock_file lock_file = LOCK_INIT; + int fd; + + fd = hold_locked_index(&lock_file, 0); + refresh_cache(REFRESH_QUIET); + if (0 <= fd) + update_index_if_able(&the_index, &lock_file); + rollback_lock_file(&lock_file); + + if (has_unstaged_changes(0) || has_uncommitted_changes(0)) { + const char *autostash = + state_dir_path("autostash", &options); + struct child_process stash = CHILD_PROCESS_INIT; + struct object_id oid; + struct commit *head = + lookup_commit_reference(the_repository, + &options.orig_head); + + argv_array_pushl(&stash.args, + "stash", "create", "autostash", NULL); + stash.git_cmd = 1; + stash.no_stdin = 1; + strbuf_reset(&buf); + if (capture_command(&stash, &buf, GIT_MAX_HEXSZ)) + die(_("Cannot autostash")); + strbuf_trim_trailing_newline(&buf); + if (get_oid(buf.buf, &oid)) + die(_("Unexpected stash response: '%s'"), + buf.buf); + strbuf_reset(&buf); + strbuf_add_unique_abbrev(&buf, &oid, DEFAULT_ABBREV); + + if (safe_create_leading_directories_const(autostash)) + die(_("Could not create directory for '%s'"), + options.state_dir); + write_file(autostash, "%s", buf.buf); + printf(_("Created autostash: %s\n"), buf.buf); + if (reset_head(&head->object.oid, "reset --hard", + NULL, 0, NULL, NULL) < 0) + die(_("could not reset --hard")); + printf(_("HEAD is now at %s"), + find_unique_abbrev(&head->object.oid, + DEFAULT_ABBREV)); + strbuf_reset(&buf); + pp_commit_easy(CMIT_FMT_ONELINE, head, &buf); + if (buf.len > 0) + printf(" %s", buf.buf); + putchar('\n'); + + if (discard_index(the_repository->index) < 0 || + read_index(the_repository->index) < 0) + die(_("could not read index")); + } + } + + if (require_clean_work_tree("rebase", + _("Please commit or stash them."), 1, 1)) { + ret = 1; + goto cleanup; + } + + /* + * Now we are rebasing commits upstream..orig_head (or with --root, + * everything leading up to orig_head) on top of onto. + */ + + /* + * Check if we are already based on onto with linear history, + * but this should be done only when upstream and onto are the same + * and if this is not an interactive rebase. + */ + if (can_fast_forward(options.onto, &options.orig_head, &merge_base) && + !is_interactive(&options) && !options.restrict_revision && + options.upstream && + !oidcmp(&options.upstream->object.oid, &options.onto->object.oid)) { + int flag; + + if (!(options.flags & REBASE_FORCE)) { + /* Lazily switch to the target branch if needed... */ + if (options.switch_to) { + struct object_id oid; + + if (get_oid(options.switch_to, &oid) < 0) { + ret = !!error(_("could not parse '%s'"), + options.switch_to); + goto cleanup; + } + + strbuf_reset(&buf); + strbuf_addf(&buf, "rebase: checkout %s", + options.switch_to); + if (reset_head(&oid, "checkout", + options.head_name, 0, + NULL, NULL) < 0) { + ret = !!error(_("could not switch to " + "%s"), + options.switch_to); + goto cleanup; + } + } + + if (!(options.flags & REBASE_NO_QUIET)) + ; /* be quiet */ + else if (!strcmp(branch_name, "HEAD") && + resolve_ref_unsafe("HEAD", 0, NULL, &flag)) + puts(_("HEAD is up to date.")); + else + printf(_("Current branch %s is up to date.\n"), + branch_name); + ret = !!finish_rebase(&options); + goto cleanup; + } else if (!(options.flags & REBASE_NO_QUIET)) + ; /* be quiet */ + else if (!strcmp(branch_name, "HEAD") && + resolve_ref_unsafe("HEAD", 0, NULL, &flag)) + puts(_("HEAD is up to date, rebase forced.")); + else + printf(_("Current branch %s is up to date, rebase " + "forced.\n"), branch_name); + } + + /* If a hook exists, give it a chance to interrupt*/ + if (!ok_to_skip_pre_rebase && + run_hook_le(NULL, "pre-rebase", options.upstream_arg, + argc ? argv[0] : NULL, NULL)) + die(_("The pre-rebase hook refused to rebase.")); + + if (options.flags & REBASE_DIFFSTAT) { + struct diff_options opts; + + if (options.flags & REBASE_VERBOSE) + printf(_("Changes from %s to %s:\n"), + oid_to_hex(&merge_base), + oid_to_hex(&options.onto->object.oid)); + + /* We want color (if set), but no pager */ + diff_setup(&opts); + opts.stat_width = -1; /* use full terminal width */ + opts.stat_graph_width = -1; /* respect statGraphWidth config */ + opts.output_format |= + DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT; + opts.detect_rename = DIFF_DETECT_RENAME; + diff_setup_done(&opts); + diff_tree_oid(&merge_base, &options.onto->object.oid, + "", &opts); + diffcore_std(&opts); + diff_flush(&opts); + } + + if (is_interactive(&options)) + goto run_rebase; + + /* Detach HEAD and reset the tree */ + if (options.flags & REBASE_NO_QUIET) + printf(_("First, rewinding head to replay your work on top of " + "it...\n")); + + strbuf_addf(&msg, "rebase: checkout %s", options.onto_name); + if (reset_head(&options.onto->object.oid, "checkout", NULL, 1, + NULL, msg.buf)) + die(_("Could not detach HEAD")); + strbuf_release(&msg); + + /* + * If the onto is a proper descendant of the tip of the branch, then + * we just fast-forwarded. + */ + strbuf_reset(&msg); + if (!oidcmp(&merge_base, &options.orig_head)) { + printf(_("Fast-forwarded %s to %s. \n"), + branch_name, options.onto_name); + strbuf_addf(&msg, "rebase finished: %s onto %s", + options.head_name ? options.head_name : "detached HEAD", + oid_to_hex(&options.onto->object.oid)); + reset_head(NULL, "Fast-forwarded", options.head_name, 0, + "HEAD", msg.buf); + strbuf_release(&msg); + ret = !!finish_rebase(&options); + goto cleanup; + } + + strbuf_addf(&revisions, "%s..%s", + options.root ? oid_to_hex(&options.onto->object.oid) : + (options.restrict_revision ? + oid_to_hex(&options.restrict_revision->object.oid) : + oid_to_hex(&options.upstream->object.oid)), + oid_to_hex(&options.orig_head)); + + options.revisions = revisions.buf; + +run_rebase: + ret = !!run_specific_rebase(&options); + +cleanup: + strbuf_release(&revisions); + free(options.head_name); + free(options.gpg_sign_opt); + free(options.cmd); + free(squash_onto_name); + return ret; +} diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 44c7c9ee82..c17ce94e12 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -630,8 +630,6 @@ static void prepare_push_cert_sha1(struct child_process *proc) return; if (!already_done) { - struct strbuf gpg_output = STRBUF_INIT; - struct strbuf gpg_status = STRBUF_INIT; int bogs /* beginning_of_gpg_sig */; already_done = 1; @@ -640,22 +638,11 @@ static void prepare_push_cert_sha1(struct child_process *proc) oidclr(&push_cert_oid); memset(&sigcheck, '\0', sizeof(sigcheck)); - sigcheck.result = 'N'; bogs = parse_signature(push_cert.buf, push_cert.len); - if (verify_signed_buffer(push_cert.buf, bogs, - push_cert.buf + bogs, push_cert.len - bogs, - &gpg_output, &gpg_status) < 0) { - ; /* error running gpg */ - } else { - sigcheck.payload = push_cert.buf; - sigcheck.gpg_output = gpg_output.buf; - sigcheck.gpg_status = gpg_status.buf; - parse_gpg_output(&sigcheck); - } + check_signature(push_cert.buf, bogs, push_cert.buf + bogs, + push_cert.len - bogs, &sigcheck); - strbuf_release(&gpg_output); - strbuf_release(&gpg_status); nonce_status = check_nonce(push_cert.buf, bogs); } if (!is_null_oid(&push_cert_oid)) { @@ -1108,8 +1095,8 @@ static const char *update(struct command *cmd, struct shallow_info *si) struct object *old_object, *new_object; struct commit *old_commit, *new_commit; - old_object = parse_object(old_oid); - new_object = parse_object(new_oid); + old_object = parse_object(the_repository, old_oid); + new_object = parse_object(the_repository, new_oid); if (!old_object || !new_object || old_object->type != OBJ_COMMIT || @@ -1132,7 +1119,7 @@ static const char *update(struct command *cmd, struct shallow_info *si) if (is_null_oid(new_oid)) { struct strbuf err = STRBUF_INIT; - if (!parse_object(old_oid)) { + if (!parse_object(the_repository, old_oid)) { old_oid = NULL; if (ref_exists(name)) { rp_warning("Allowing deletion of corrupt ref."); diff --git a/builtin/reflog.c b/builtin/reflog.c index 0091192995..3acef5a0ab 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -2,6 +2,7 @@ #include "config.h" #include "lockfile.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "refs.h" #include "dir.h" @@ -65,7 +66,7 @@ static int tree_is_complete(const struct object_id *oid) int complete; struct tree *tree; - tree = lookup_tree(oid); + tree = lookup_tree(the_repository, oid); if (!tree) return 0; if (tree->object.flags & SEEN) @@ -129,7 +130,7 @@ static int commit_is_complete(struct commit *commit) struct commit_list *parent; c = (struct commit *)object_array_pop(&study); - if (!c->object.parsed && !parse_object(&c->object.oid)) + if (!c->object.parsed && !parse_object(the_repository, &c->object.oid)) c->object.flags |= INCOMPLETE; if (c->object.flags & INCOMPLETE) { @@ -195,7 +196,7 @@ static int keep_entry(struct commit **it, struct object_id *oid) if (is_null_oid(oid)) return 1; - commit = lookup_commit_reference_gently(oid, 1); + commit = lookup_commit_reference_gently(the_repository, oid, 1); if (!commit) return 0; @@ -264,7 +265,8 @@ static int unreachable(struct expire_reflog_policy_cb *cb, struct commit *commit if (is_null_oid(oid)) return 0; - commit = lookup_commit_reference_gently(oid, 1); + commit = lookup_commit_reference_gently(the_repository, oid, + 1); /* Not a commit -- keep it */ if (!commit) @@ -321,7 +323,7 @@ static int push_tip_to_list(const char *refname, const struct object_id *oid, struct commit *tip_commit; if (flags & REF_ISSYMREF) return 0; - tip_commit = lookup_commit_reference_gently(oid, 1); + tip_commit = lookup_commit_reference_gently(the_repository, oid, 1); if (!tip_commit) return 0; commit_list_insert(tip_commit, list); @@ -338,7 +340,8 @@ static void reflog_expiry_prepare(const char *refname, cb->tip_commit = NULL; cb->unreachable_expire_kind = UE_HEAD; } else { - cb->tip_commit = lookup_commit_reference_gently(oid, 1); + cb->tip_commit = lookup_commit_reference_gently(the_repository, + oid, 1); if (!cb->tip_commit) cb->unreachable_expire_kind = UE_ALWAYS; else diff --git a/builtin/replace.c b/builtin/replace.c index deabda2101..ef22d724bb 100644 --- a/builtin/replace.c +++ b/builtin/replace.c @@ -371,7 +371,7 @@ static int replace_parents(struct strbuf *buf, int argc, const char **argv) return error(_("Not a valid object name: '%s'"), argv[i]); } - if (!lookup_commit_reference(&oid)) { + if (!lookup_commit_reference(the_repository, &oid)) { strbuf_release(&new_parents); return error(_("could not parse %s"), argv[i]); } @@ -402,10 +402,10 @@ static int check_one_mergetag(struct commit *commit, int i; hash_object_file(extra->value, extra->len, type_name(OBJ_TAG), &tag_oid); - tag = lookup_tag(&tag_oid); + tag = lookup_tag(the_repository, &tag_oid); if (!tag) return error(_("bad mergetag in commit '%s'"), ref); - if (parse_tag_buffer(tag, extra->value, extra->len)) + if (parse_tag_buffer(the_repository, tag, extra->value, extra->len)) return error(_("malformed mergetag in commit '%s'"), ref); /* iterate over new parents */ @@ -443,7 +443,7 @@ static int create_graft(int argc, const char **argv, int force, int gentle) if (get_oid(old_ref, &old_oid) < 0) return error(_("Not a valid object name: '%s'"), old_ref); - commit = lookup_commit_reference(&old_oid); + commit = lookup_commit_reference(the_repository, &old_oid); if (!commit) return error(_("could not parse %s"), old_ref); diff --git a/builtin/reset.c b/builtin/reset.c index ffe41c924b..11cd0dcb8c 100644 --- a/builtin/reset.c +++ b/builtin/reset.c @@ -134,7 +134,7 @@ static void update_index_from_diff(struct diff_queue_struct *q, continue; } - ce = make_cache_entry(one->mode, one->oid.hash, one->path, + ce = make_cache_entry(&the_index, one->mode, &one->oid, one->path, 0, 0); if (!ce) die(_("make_cache_entry failed for path '%s'"), @@ -319,7 +319,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) struct commit *commit; if (get_oid_committish(rev, &oid)) die(_("Failed to resolve '%s' as a valid revision."), rev); - commit = lookup_commit_reference(&oid); + commit = lookup_commit_reference(the_repository, &oid); if (!commit) die(_("Could not parse object '%s'."), rev); oidcpy(&oid, &commit->object.oid); @@ -396,7 +396,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) update_ref_status = reset_refs(rev, &oid); if (reset_type == HARD && !update_ref_status && !quiet) - print_new_head_line(lookup_commit_reference(&oid)); + print_new_head_line(lookup_commit_reference(the_repository, &oid)); } if (!pathspec.nr) remove_branch_state(); diff --git a/builtin/rev-list.c b/builtin/rev-list.c index 6fcb0ff6d5..5b07f3f4a2 100644 --- a/builtin/rev-list.c +++ b/builtin/rev-list.c @@ -240,7 +240,7 @@ static int finish_object(struct object *obj, const char *name, void *cb_data) return 1; } if (info->revs->verify_objects && !obj->parsed && obj->type != OBJ_COMMIT) - parse_object(&obj->oid); + parse_object(the_repository, &obj->oid); return 0; } diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c index 2a6cb298bd..0f09bbbf65 100644 --- a/builtin/rev-parse.c +++ b/builtin/rev-parse.c @@ -280,8 +280,8 @@ static int try_difference(const char *arg) if (symmetric) { struct commit_list *exclude; struct commit *a, *b; - a = lookup_commit_reference(&start_oid); - b = lookup_commit_reference(&end_oid); + a = lookup_commit_reference(the_repository, &start_oid); + b = lookup_commit_reference(the_repository, &end_oid); if (!a || !b) { *dotdot = '.'; return 0; @@ -333,7 +333,7 @@ static int try_parent_shorthands(const char *arg) *dotdot = 0; if (get_oid_committish(arg, &oid) || - !(commit = lookup_commit_reference(&oid))) { + !(commit = lookup_commit_reference(the_repository, &oid))) { *dotdot = '^'; return 0; } diff --git a/builtin/show-branch.c b/builtin/show-branch.c index f2e985c00a..4b9d3c0059 100644 --- a/builtin/show-branch.c +++ b/builtin/show-branch.c @@ -378,7 +378,8 @@ static void sort_ref_range(int bottom, int top) static int append_ref(const char *refname, const struct object_id *oid, int allow_dups) { - struct commit *commit = lookup_commit_reference_gently(oid, 1); + struct commit *commit = lookup_commit_reference_gently(the_repository, + oid, 1); int i; if (!commit) @@ -830,7 +831,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix) MAX_REVS), MAX_REVS); if (get_oid(ref_name[num_rev], &revkey)) die(_("'%s' is not a valid ref."), ref_name[num_rev]); - commit = lookup_commit_reference(&revkey); + commit = lookup_commit_reference(the_repository, &revkey); if (!commit) die(_("cannot find commit %s (%s)"), ref_name[num_rev], oid_to_hex(&revkey)); diff --git a/builtin/tag.c b/builtin/tag.c index 9919b03b2d..9a19ffb49f 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -313,7 +313,7 @@ static void create_reflog_msg(const struct object_id *oid, struct strbuf *sb) } free(buf); - if ((c = lookup_commit_reference(oid)) != NULL) + if ((c = lookup_commit_reference(the_repository, oid)) != NULL) strbuf_addf(sb, ", %s", show_date(c->date, 0, DATE_MODE(SHORT))); break; case OBJ_TREE: diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c index cf585fcc5e..716408e3a9 100644 --- a/builtin/unpack-objects.c +++ b/builtin/unpack-objects.c @@ -254,7 +254,7 @@ static void write_object(unsigned nr, enum object_type type, added_object(nr, type, buf, size); free(buf); - blob = lookup_blob(&obj_list[nr].oid); + blob = lookup_blob(the_repository, &obj_list[nr].oid); if (blob) blob->object.flags |= FLAG_WRITTEN; else @@ -265,7 +265,8 @@ static void write_object(unsigned nr, enum object_type type, int eaten; hash_object_file(buf, size, type_name(type), &obj_list[nr].oid); added_object(nr, type, buf, size); - obj = parse_object_buffer(&obj_list[nr].oid, type, size, buf, + obj = parse_object_buffer(the_repository, &obj_list[nr].oid, + type, size, buf, &eaten); if (!obj) die("invalid %s", type_name(type)); @@ -331,7 +332,7 @@ static int resolve_against_held(unsigned nr, const struct object_id *base, { struct object *obj; struct obj_buffer *obj_buffer; - obj = lookup_object(base->hash); + obj = lookup_object(the_repository, base->hash); if (!obj) return 0; obj_buffer = lookup_object_buffer(obj); diff --git a/builtin/update-index.c b/builtin/update-index.c index a8709a26ec..f5c0b6a1d2 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -268,15 +268,14 @@ static int process_lstat_error(const char *path, int err) static int add_one_path(const struct cache_entry *old, const char *path, int len, struct stat *st) { - int option, size; + int option; struct cache_entry *ce; /* Was the old index entry already up-to-date? */ if (old && !ce_stage(old) && !ce_match_stat(old, st, 0)) return 0; - size = cache_entry_size(len); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(&the_index, len); memcpy(ce->name, path, len); ce->ce_flags = create_ce_flags(0); ce->ce_namelen = len; @@ -285,13 +284,13 @@ static int add_one_path(const struct cache_entry *old, const char *path, int len if (index_path(&ce->oid, path, st, info_only ? 0 : HASH_WRITE_OBJECT)) { - free(ce); + discard_cache_entry(ce); return -1; } option = allow_add ? ADD_CACHE_OK_TO_ADD : 0; option |= allow_replace ? ADD_CACHE_OK_TO_REPLACE : 0; if (add_cache_entry(ce, option)) { - free(ce); + discard_cache_entry(ce); return error("%s: cannot add to the index - missing --add option?", path); } return 0; @@ -402,15 +401,14 @@ static int process_path(const char *path, struct stat *st, int stat_errno) static int add_cacheinfo(unsigned int mode, const struct object_id *oid, const char *path, int stage) { - int size, len, option; + int len, option; struct cache_entry *ce; if (!verify_path(path, mode)) return error("Invalid path '%s'", path); len = strlen(path); - size = cache_entry_size(len); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(&the_index, len); oidcpy(&ce->oid, oid); memcpy(ce->name, path, len); @@ -492,6 +490,7 @@ static void update_one(const char *path) static void read_index_info(int nul_term_line) { + const int hexsz = the_hash_algo->hexsz; struct strbuf buf = STRBUF_INIT; struct strbuf uq = STRBUF_INIT; strbuf_getline_fn getline_fn; @@ -529,7 +528,7 @@ static void read_index_info(int nul_term_line) mode = ul; tab = strchr(ptr, '\t'); - if (!tab || tab - ptr < GIT_SHA1_HEXSZ + 1) + if (!tab || tab - ptr < hexsz + 1) goto bad_line; if (tab[-2] == ' ' && '0' <= tab[-1] && tab[-1] <= '3') { @@ -542,8 +541,8 @@ static void read_index_info(int nul_term_line) ptr = tab + 1; /* point at the head of path */ } - if (get_oid_hex(tab - GIT_SHA1_HEXSZ, &oid) || - tab[-(GIT_SHA1_HEXSZ + 1)] != ' ') + if (get_oid_hex(tab - hexsz, &oid) || + tab[-(hexsz + 1)] != ' ') goto bad_line; path_name = ptr; @@ -571,7 +570,7 @@ static void read_index_info(int nul_term_line) * ptr[-1] points at tab, * ptr[-41] is at the beginning of sha1 */ - ptr[-(GIT_SHA1_HEXSZ + 2)] = ptr[-1] = 0; + ptr[-(hexsz + 2)] = ptr[-1] = 0; if (add_cacheinfo(mode, &oid, path_name, stage)) die("git update-index: unable to update %s", path_name); @@ -599,7 +598,6 @@ static struct cache_entry *read_one_ent(const char *which, { unsigned mode; struct object_id oid; - int size; struct cache_entry *ce; if (get_tree_entry(ent, path, &oid, &mode)) { @@ -612,8 +610,7 @@ static struct cache_entry *read_one_ent(const char *which, error("%s: not a blob in %s branch.", path, which); return NULL; } - size = cache_entry_size(namelen); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(&the_index, namelen); oidcpy(&ce->oid, &oid); memcpy(ce->name, path, namelen); @@ -690,8 +687,8 @@ static int unresolve_one(const char *path) error("%s: cannot add their version to the index.", path); ret = -1; free_return: - free(ce_2); - free(ce_3); + discard_cache_entry(ce_2); + discard_cache_entry(ce_3); return ret; } @@ -758,7 +755,7 @@ static int do_reupdate(int ac, const char **av, ce->name, ce_namelen(ce), 0); if (old && ce->ce_mode == old->ce_mode && !oidcmp(&ce->oid, &old->oid)) { - free(old); + discard_cache_entry(old); continue; /* unchanged */ } /* Be careful. The working tree may not have the @@ -769,7 +766,7 @@ static int do_reupdate(int ac, const char **av, path = xstrdup(ce->name); update_one(path); free(path); - free(old); + discard_cache_entry(old); if (save_nr != active_nr) goto redo; } @@ -826,6 +823,7 @@ static int parse_new_style_cacheinfo(const char *arg, { unsigned long ul; char *endp; + const char *p; if (!arg) return -1; @@ -836,9 +834,9 @@ static int parse_new_style_cacheinfo(const char *arg, return -1; /* not a new-style cacheinfo */ *mode = ul; endp++; - if (get_oid_hex(endp, oid) || endp[GIT_SHA1_HEXSZ] != ',') + if (parse_oid_hex(endp, oid, &p) || *p != ',') return -1; - *path = endp + GIT_SHA1_HEXSZ + 1; + *path = p + 1; return 0; } diff --git a/builtin/verify-commit.c b/builtin/verify-commit.c index f6922da16d..7772c07ed7 100644 --- a/builtin/verify-commit.c +++ b/builtin/verify-commit.c @@ -9,6 +9,7 @@ #include "config.h" #include "builtin.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "run-command.h" #include <signal.h> @@ -27,7 +28,8 @@ static int run_gpg_verify(const struct object_id *oid, const char *buf, unsigned memset(&signature_check, 0, sizeof(signature_check)); - ret = check_commit_signature(lookup_commit(oid), &signature_check); + ret = check_commit_signature(lookup_commit(the_repository, oid), + &signature_check); print_signature_buffer(&signature_check, flags); signature_check_clear(&signature_check); diff --git a/builtin/worktree.c b/builtin/worktree.c index 5c7d2bb180..a763dbdccb 100644 --- a/builtin/worktree.c +++ b/builtin/worktree.c @@ -412,7 +412,7 @@ static const char *dwim_branch(const char *path, const char **new_branch) if (guess_remote) { struct object_id oid; const char *remote = - unique_tracking_name(*new_branch, &oid); + unique_tracking_name(*new_branch, &oid, NULL); return remote; } return NULL; @@ -484,7 +484,7 @@ static int add(int ac, const char **av, const char *prefix) commit = lookup_commit_reference_by_name(branch); if (!commit) { - remote = unique_tracking_name(branch, &oid); + remote = unique_tracking_name(branch, &oid, NULL); if (remote) { new_branch = branch; branch = remote; @@ -2,6 +2,7 @@ #include "lockfile.h" #include "bundle.h" #include "object-store.h" +#include "repository.h" #include "object.h" #include "commit.h" #include "diff.h" @@ -142,7 +143,7 @@ int verify_bundle(struct bundle_header *header, int verbose) init_revisions(&revs, NULL); for (i = 0; i < p->nr; i++) { struct ref_list_entry *e = p->list + i; - struct object *o = parse_object(&e->oid); + struct object *o = parse_object(the_repository, &e->oid); if (o) { o->flags |= PREREQ_MARK; add_pending_object(&revs, o, e->name); @@ -167,7 +168,7 @@ int verify_bundle(struct bundle_header *header, int verbose) for (i = 0; i < p->nr; i++) { struct ref_list_entry *e = p->list + i; - struct object *o = parse_object(&e->oid); + struct object *o = parse_object(the_repository, &e->oid); assert(o); /* otherwise we'd have returned early */ if (o->flags & SHOWN) continue; @@ -179,7 +180,7 @@ int verify_bundle(struct bundle_header *header, int verbose) /* Clean up objects used, as they will be reused. */ for (i = 0; i < p->nr; i++) { struct ref_list_entry *e = p->list + i; - commit = lookup_commit_reference_gently(&e->oid, 1); + commit = lookup_commit_reference_gently(the_repository, &e->oid, 1); if (commit) clear_commit_marks(commit, ALL_REV_FLAGS); } @@ -374,7 +375,8 @@ static int write_bundle_refs(int bundle_fd, struct rev_info *revs) * in terms of a tag (e.g. v2.0 from the range * "v1.0..v2.0")? */ - struct commit *one = lookup_commit_reference(&oid); + struct commit *one = lookup_commit_reference(the_repository, + &oid); struct object *obj; if (e->item == &(one->object)) { diff --git a/cache-tree.c b/cache-tree.c index 6b46711996..181d5919f0 100644 --- a/cache-tree.c +++ b/cache-tree.c @@ -671,7 +671,8 @@ static void prime_cache_tree_rec(struct cache_tree *it, struct tree *tree) cnt++; else { struct cache_tree_sub *sub; - struct tree *subtree = lookup_tree(entry.oid); + struct tree *subtree = lookup_tree(the_repository, + entry.oid); if (!subtree->object.parsed) parse_tree(subtree); sub = cache_tree_sub(it, entry.path); @@ -15,6 +15,7 @@ #include "path.h" #include "sha1-array.h" #include "repository.h" +#include "mem-pool.h" #include <zlib.h> typedef struct git_zstream { @@ -156,6 +157,7 @@ struct cache_entry { struct stat_data ce_stat_data; unsigned int ce_mode; unsigned int ce_flags; + unsigned int mem_pool_allocated; unsigned int ce_namelen; unsigned int index; /* for link extension */ struct object_id oid; @@ -218,6 +220,7 @@ struct cache_entry { /* Forward structure decls */ struct pathspec; struct child_process; +struct tree; /* * Copy the sha1 and stat state of a cache entry from one to @@ -227,6 +230,7 @@ static inline void copy_cache_entry(struct cache_entry *dst, const struct cache_entry *src) { unsigned int state = dst->ce_flags & CE_HASHED; + int mem_pool_allocated = dst->mem_pool_allocated; /* Don't copy hash chain and name */ memcpy(&dst->ce_stat_data, &src->ce_stat_data, @@ -235,6 +239,9 @@ static inline void copy_cache_entry(struct cache_entry *dst, /* Restore the hash state */ dst->ce_flags = (dst->ce_flags & ~CE_HASHED) | state; + + /* Restore the mem_pool_allocated flag */ + dst->mem_pool_allocated = mem_pool_allocated; } static inline unsigned create_ce_flags(unsigned stage) @@ -328,6 +335,7 @@ struct index_state { struct untracked_cache *untracked; uint64_t fsmonitor_last_update; struct ewah_bitmap *fsmonitor_dirty; + struct mem_pool *ce_mem_pool; }; extern struct index_state the_index; @@ -339,6 +347,60 @@ extern void remove_name_hash(struct index_state *istate, struct cache_entry *ce) extern void free_name_hash(struct index_state *istate); +/* Cache entry creation and cleanup */ + +/* + * Create cache_entry intended for use in the specified index. Caller + * is responsible for discarding the cache_entry with + * `discard_cache_entry`. + */ +struct cache_entry *make_cache_entry(struct index_state *istate, + unsigned int mode, + const struct object_id *oid, + const char *path, + int stage, + unsigned int refresh_options); + +struct cache_entry *make_empty_cache_entry(struct index_state *istate, + size_t name_len); + +/* + * Create a cache_entry that is not intended to be added to an index. + * Caller is responsible for discarding the cache_entry + * with `discard_cache_entry`. + */ +struct cache_entry *make_transient_cache_entry(unsigned int mode, + const struct object_id *oid, + const char *path, + int stage); + +struct cache_entry *make_empty_transient_cache_entry(size_t name_len); + +/* + * Discard cache entry. + */ +void discard_cache_entry(struct cache_entry *ce); + +/* + * Check configuration if we should perform extra validation on cache + * entries. + */ +int should_validate_cache_entries(void); + +/* + * Duplicate a cache_entry. Allocate memory for the new entry from a + * memory_pool. Takes into account cache_entry fields that are meant + * for managing the underlying memory allocation of the cache_entry. + */ +struct cache_entry *dup_cache_entry(const struct cache_entry *ce, struct index_state *istate); + +/* + * Validate the cache entries in the index. This is an internal + * consistency check that the cache_entry structs are allocated from + * the expected memory pool. + */ +void validate_cache_entries(const struct index_state *istate); + #ifndef NO_THE_INDEX_COMPATIBILITY_MACROS #define active_cache (the_index.cache) #define active_nr (the_index.cache_nr) @@ -635,12 +697,15 @@ extern void move_index_extensions(struct index_state *dst, struct index_state *s extern int unmerged_index(const struct index_state *); /** - * Returns 1 if the index differs from HEAD, 0 otherwise. When on an unborn - * branch, returns 1 if there are entries in the index, 0 otherwise. If an - * strbuf is provided, the space-separated list of files that differ will be - * appended to it. + * Returns 1 if istate differs from tree, 0 otherwise. If tree is NULL, + * compares istate to HEAD. If tree is NULL and on an unborn branch, + * returns 1 if there are entries in istate, 0 otherwise. If an strbuf is + * provided, the space-separated list of files that differ will be appended + * to it. */ -extern int index_has_changes(struct strbuf *sb); +extern int index_has_changes(const struct index_state *istate, + struct tree *tree, + struct strbuf *sb); extern int verify_path(const char *path, unsigned mode); extern int strcmp_offset(const char *s1, const char *s2, size_t *first_change); @@ -698,7 +763,6 @@ extern int remove_file_from_index(struct index_state *, const char *path); extern int add_to_index(struct index_state *, const char *path, struct stat *, int flags); extern int add_file_to_index(struct index_state *, const char *path, int flags); -extern struct cache_entry *make_cache_entry(unsigned int mode, const unsigned char *sha1, const char *path, int stage, unsigned int refresh_options); extern int chmod_index_entry(struct index_state *, struct cache_entry *ce, char flip); extern int ce_same_name(const struct cache_entry *a, const struct cache_entry *b); extern void set_object_name_for_intent_to_add_entry(struct cache_entry *ce); @@ -751,7 +815,7 @@ extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st); #define REFRESH_IGNORE_SUBMODULES 0x0010 /* ignore submodules */ #define REFRESH_IN_PORCELAIN 0x0020 /* user friendly output, not "needs update" */ extern int refresh_index(struct index_state *, unsigned int flags, const struct pathspec *pathspec, char *seen, const char *header_msg); -extern struct cache_entry *refresh_cache_entry(struct cache_entry *, unsigned int); +extern struct cache_entry *refresh_cache_entry(struct index_state *, struct cache_entry *, unsigned int); /* * Opportunistically update the index but do not complain if we can't. @@ -813,7 +877,6 @@ extern char *git_replace_ref_base; extern int fsync_object_files; extern int core_preload_index; -extern int core_commit_graph; extern int core_apply_sparse_checkout; extern int precomposed_unicode; extern int protect_hfs; @@ -972,7 +1035,7 @@ extern const struct object_id null_oid; static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2) { - return memcmp(sha1, sha2, GIT_SHA1_RAWSZ); + return memcmp(sha1, sha2, the_hash_algo->rawsz); } static inline int oidcmp(const struct object_id *oid1, const struct object_id *oid2) @@ -992,7 +1055,7 @@ static inline int is_null_oid(const struct object_id *oid) static inline void hashcpy(unsigned char *sha_dst, const unsigned char *sha_src) { - memcpy(sha_dst, sha_src, GIT_SHA1_RAWSZ); + memcpy(sha_dst, sha_src, the_hash_algo->rawsz); } static inline void oidcpy(struct object_id *dst, const struct object_id *src) @@ -1009,7 +1072,7 @@ static inline struct object_id *oiddup(const struct object_id *src) static inline void hashclr(unsigned char *hash) { - memset(hash, 0, GIT_SHA1_RAWSZ); + memset(hash, 0, the_hash_algo->rawsz); } static inline void oidclr(struct object_id *oid) diff --git a/checkout.c b/checkout.c index bdefc888ba..c72e9f9773 100644 --- a/checkout.c +++ b/checkout.c @@ -2,14 +2,20 @@ #include "remote.h" #include "refspec.h" #include "checkout.h" +#include "config.h" struct tracking_name_data { /* const */ char *src_ref; char *dst_ref; struct object_id *dst_oid; - int unique; + int num_matches; + const char *default_remote; + char *default_dst_ref; + struct object_id *default_dst_oid; }; +#define TRACKING_NAME_DATA_INIT { NULL, NULL, NULL, 0, NULL, NULL, NULL } + static int check_tracking_name(struct remote *remote, void *cb_data) { struct tracking_name_data *cb = cb_data; @@ -21,24 +27,45 @@ static int check_tracking_name(struct remote *remote, void *cb_data) free(query.dst); return 0; } + cb->num_matches++; + if (cb->default_remote && !strcmp(remote->name, cb->default_remote)) { + struct object_id *dst = xmalloc(sizeof(*cb->default_dst_oid)); + cb->default_dst_ref = xstrdup(query.dst); + oidcpy(dst, cb->dst_oid); + cb->default_dst_oid = dst; + } if (cb->dst_ref) { free(query.dst); - cb->unique = 0; return 0; } cb->dst_ref = query.dst; return 0; } -const char *unique_tracking_name(const char *name, struct object_id *oid) +const char *unique_tracking_name(const char *name, struct object_id *oid, + int *dwim_remotes_matched) { - struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 }; + struct tracking_name_data cb_data = TRACKING_NAME_DATA_INIT; + const char *default_remote = NULL; + if (!git_config_get_string_const("checkout.defaultremote", &default_remote)) + cb_data.default_remote = default_remote; cb_data.src_ref = xstrfmt("refs/heads/%s", name); cb_data.dst_oid = oid; for_each_remote(check_tracking_name, &cb_data); + if (dwim_remotes_matched) + *dwim_remotes_matched = cb_data.num_matches; free(cb_data.src_ref); - if (cb_data.unique) + free((char *)default_remote); + if (cb_data.num_matches == 1) { + free(cb_data.default_dst_ref); + free(cb_data.default_dst_oid); return cb_data.dst_ref; + } free(cb_data.dst_ref); + if (cb_data.default_dst_ref) { + oidcpy(oid, cb_data.default_dst_oid); + free(cb_data.default_dst_oid); + return cb_data.default_dst_ref; + } return NULL; } diff --git a/checkout.h b/checkout.h index 9980711179..6b2073310c 100644 --- a/checkout.h +++ b/checkout.h @@ -8,6 +8,8 @@ * tracking branch. Return the name of the remote if such a branch * exists, NULL otherwise. */ -extern const char *unique_tracking_name(const char *name, struct object_id *oid); +extern const char *unique_tracking_name(const char *name, + struct object_id *oid, + int *dwim_remotes_matched); #endif /* CHECKOUT_H */ diff --git a/commit-graph.c b/commit-graph.c index b63a1fc85e..b0a55ad128 100644 --- a/commit-graph.c +++ b/commit-graph.c @@ -7,10 +7,12 @@ #include "packfile.h" #include "commit.h" #include "object.h" +#include "refs.h" #include "revision.h" #include "sha1-lookup.h" #include "commit-graph.h" #include "object-store.h" +#include "alloc.h" #define GRAPH_SIGNATURE 0x43475048 /* "CGPH" */ #define GRAPH_CHUNKID_OIDFANOUT 0x4f494446 /* "OIDF" */ @@ -35,10 +37,11 @@ #define GRAPH_LAST_EDGE 0x80000000 +#define GRAPH_HEADER_SIZE 8 #define GRAPH_FANOUT_SIZE (4 * 256) #define GRAPH_CHUNKLOOKUP_WIDTH 12 -#define GRAPH_MIN_SIZE (5 * GRAPH_CHUNKLOOKUP_WIDTH + GRAPH_FANOUT_SIZE + \ - GRAPH_OID_LEN + 8) +#define GRAPH_MIN_SIZE (GRAPH_HEADER_SIZE + 4 * GRAPH_CHUNKLOOKUP_WIDTH \ + + GRAPH_FANOUT_SIZE + GRAPH_OID_LEN) char *get_commit_graph_filename(const char *obj_dir) { @@ -180,53 +183,60 @@ cleanup_fail: exit(1); } -/* global storage */ -static struct commit_graph *commit_graph = NULL; - -static void prepare_commit_graph_one(const char *obj_dir) +static void prepare_commit_graph_one(struct repository *r, const char *obj_dir) { char *graph_name; - if (commit_graph) + if (r->objects->commit_graph) return; graph_name = get_commit_graph_filename(obj_dir); - commit_graph = load_commit_graph_one(graph_name); + r->objects->commit_graph = + load_commit_graph_one(graph_name); FREE_AND_NULL(graph_name); } -static int prepare_commit_graph_run_once = 0; -static void prepare_commit_graph(void) +/* + * Return 1 if commit_graph is non-NULL, and 0 otherwise. + * + * On the first invocation, this function attemps to load the commit + * graph if the_repository is configured to have one. + */ +static int prepare_commit_graph(struct repository *r) { struct alternate_object_database *alt; char *obj_dir; + int config_value; + + if (r->objects->commit_graph_attempted) + return !!r->objects->commit_graph; + r->objects->commit_graph_attempted = 1; + + if (repo_config_get_bool(r, "core.commitgraph", &config_value) || + !config_value) + /* + * This repository is not configured to use commit graphs, so + * do not load one. (But report commit_graph_attempted anyway + * so that commit graph loading is not attempted again for this + * repository.) + */ + return 0; - if (prepare_commit_graph_run_once) - return; - prepare_commit_graph_run_once = 1; - - obj_dir = get_object_directory(); - prepare_commit_graph_one(obj_dir); - prepare_alt_odb(the_repository); - for (alt = the_repository->objects->alt_odb_list; - !commit_graph && alt; + obj_dir = r->objects->objectdir; + prepare_commit_graph_one(r, obj_dir); + prepare_alt_odb(r); + for (alt = r->objects->alt_odb_list; + !r->objects->commit_graph && alt; alt = alt->next) - prepare_commit_graph_one(alt->path); + prepare_commit_graph_one(r, alt->path); + return !!r->objects->commit_graph; } static void close_commit_graph(void) { - if (!commit_graph) - return; - - if (commit_graph->graph_fd >= 0) { - munmap((void *)commit_graph->data, commit_graph->data_len); - commit_graph->data = NULL; - close(commit_graph->graph_fd); - } - - FREE_AND_NULL(commit_graph); + free_commit_graph(the_repository->objects->commit_graph); + the_repository->objects->commit_graph = NULL; } static int bsearch_graph(struct commit_graph *g, struct object_id *oid, uint32_t *pos) @@ -241,8 +251,12 @@ static struct commit_list **insert_parent_or_die(struct commit_graph *g, { struct commit *c; struct object_id oid; + + if (pos >= g->num_commits) + die("invalid parent position %"PRIu64, pos); + hashcpy(oid.hash, g->chunk_oid_lookup + g->hash_len * pos); - c = lookup_commit(&oid); + c = lookup_commit(the_repository, &oid); if (!c) die("could not find commit %s", oid_to_hex(&oid)); c->graph_pos = pos; @@ -313,28 +327,33 @@ static int find_commit_in_graph(struct commit *item, struct commit_graph *g, uin } } -int parse_commit_in_graph(struct commit *item) +static int parse_commit_in_graph_one(struct commit_graph *g, struct commit *item) { uint32_t pos; - if (!core_commit_graph) - return 0; if (item->object.parsed) return 1; - prepare_commit_graph(); - if (commit_graph && find_commit_in_graph(item, commit_graph, &pos)) - return fill_commit_in_graph(item, commit_graph, pos); + + if (find_commit_in_graph(item, g, &pos)) + return fill_commit_in_graph(item, g, pos); + return 0; } -void load_commit_graph_info(struct commit *item) +int parse_commit_in_graph(struct repository *r, struct commit *item) +{ + if (!prepare_commit_graph(r)) + return 0; + return parse_commit_in_graph_one(r->objects->commit_graph, item); +} + +void load_commit_graph_info(struct repository *r, struct commit *item) { uint32_t pos; - if (!core_commit_graph) + if (!prepare_commit_graph(r)) return; - prepare_commit_graph(); - if (commit_graph && find_commit_in_graph(item, commit_graph, &pos)) - fill_commit_graph_info(item, commit_graph, pos); + if (find_commit_in_graph(item, r->objects->commit_graph, &pos)) + fill_commit_graph_info(item, r->objects->commit_graph, pos); } static struct tree *load_tree_for_commit(struct commit_graph *g, struct commit *c) @@ -344,19 +363,25 @@ static struct tree *load_tree_for_commit(struct commit_graph *g, struct commit * GRAPH_DATA_WIDTH * (c->graph_pos); hashcpy(oid.hash, commit_data); - c->maybe_tree = lookup_tree(&oid); + c->maybe_tree = lookup_tree(the_repository, &oid); return c->maybe_tree; } -struct tree *get_commit_tree_in_graph(const struct commit *c) +static struct tree *get_commit_tree_in_graph_one(struct commit_graph *g, + const struct commit *c) { if (c->maybe_tree) return c->maybe_tree; if (c->graph_pos == COMMIT_NOT_FROM_GRAPH) - BUG("get_commit_tree_in_graph called from non-commit-graph commit"); + BUG("get_commit_tree_in_graph_one called from non-commit-graph commit"); - return load_tree_for_commit(commit_graph, (struct commit *)c); + return load_tree_for_commit(g, (struct commit *)c); +} + +struct tree *get_commit_tree_in_graph(struct repository *r, const struct commit *c) +{ + return get_commit_tree_in_graph_one(r->objects->commit_graph, c); } static void write_graph_chunk_fanout(struct hashfile *f, @@ -568,7 +593,7 @@ static void close_reachable(struct packed_oid_list *oids) struct commit *commit; for (i = 0; i < oids->nr; i++) { - commit = lookup_commit(&oids->list[i]); + commit = lookup_commit(the_repository, &oids->list[i]); if (commit) commit->object.flags |= UNINTERESTING; } @@ -579,14 +604,14 @@ static void close_reachable(struct packed_oid_list *oids) * closure. */ for (i = 0; i < oids->nr; i++) { - commit = lookup_commit(&oids->list[i]); + commit = lookup_commit(the_repository, &oids->list[i]); if (commit && !parse_commit(commit)) add_missing_parents(oids, commit); } for (i = 0; i < oids->nr; i++) { - commit = lookup_commit(&oids->list[i]); + commit = lookup_commit(the_repository, &oids->list[i]); if (commit) commit->object.flags &= ~UNINTERESTING; @@ -632,11 +657,28 @@ static void compute_generation_numbers(struct packed_commit_list* commits) } } +static int add_ref_to_list(const char *refname, + const struct object_id *oid, + int flags, void *cb_data) +{ + struct string_list *list = (struct string_list *)cb_data; + + string_list_append(list, oid_to_hex(oid)); + return 0; +} + +void write_commit_graph_reachable(const char *obj_dir, int append) +{ + struct string_list list; + + string_list_init(&list, 1); + for_each_ref(add_ref_to_list, &list); + write_commit_graph(obj_dir, NULL, &list, append); +} + void write_commit_graph(const char *obj_dir, - const char **pack_indexes, - int nr_packs, - const char **commit_hex, - int nr_commits, + struct string_list *pack_indexes, + struct string_list *commit_hex, int append) { struct packed_oid_list oids; @@ -655,16 +697,18 @@ void write_commit_graph(const char *obj_dir, oids.alloc = approximate_object_count() / 4; if (append) { - prepare_commit_graph_one(obj_dir); - if (commit_graph) - oids.alloc += commit_graph->num_commits; + prepare_commit_graph_one(the_repository, obj_dir); + if (the_repository->objects->commit_graph) + oids.alloc += the_repository->objects->commit_graph->num_commits; } if (oids.alloc < 1024) oids.alloc = 1024; ALLOC_ARRAY(oids.list, oids.alloc); - if (append && commit_graph) { + if (append && the_repository->objects->commit_graph) { + struct commit_graph *commit_graph = + the_repository->objects->commit_graph; for (i = 0; i < commit_graph->num_commits; i++) { const unsigned char *hash = commit_graph->chunk_oid_lookup + commit_graph->hash_len * i; @@ -677,10 +721,10 @@ void write_commit_graph(const char *obj_dir, int dirlen; strbuf_addf(&packname, "%s/pack/", obj_dir); dirlen = packname.len; - for (i = 0; i < nr_packs; i++) { + for (i = 0; i < pack_indexes->nr; i++) { struct packed_git *p; strbuf_setlen(&packname, dirlen); - strbuf_addstr(&packname, pack_indexes[i]); + strbuf_addstr(&packname, pack_indexes->items[i].string); p = add_packed_git(packname.buf, packname.len, 1); if (!p) die("error adding pack %s", packname.buf); @@ -693,15 +737,16 @@ void write_commit_graph(const char *obj_dir, } if (commit_hex) { - for (i = 0; i < nr_commits; i++) { + for (i = 0; i < commit_hex->nr; i++) { const char *end; struct object_id oid; struct commit *result; - if (commit_hex[i] && parse_oid_hex(commit_hex[i], &oid, &end)) + if (commit_hex->items[i].string && + parse_oid_hex(commit_hex->items[i].string, &oid, &end)) continue; - result = lookup_commit_reference_gently(&oid, 1); + result = lookup_commit_reference_gently(the_repository, &oid, 1); if (result) { ALLOC_GROW(oids.list, oids.nr + 1, oids.alloc); @@ -737,7 +782,7 @@ void write_commit_graph(const char *obj_dir, if (i > 0 && !oidcmp(&oids.list[i-1], &oids.list[i])) continue; - commits.list[commits.nr] = lookup_commit(&oids.list[i]); + commits.list[commits.nr] = lookup_commit(the_repository, &oids.list[i]); parse_commit(commits.list[commits.nr]); for (parent = commits.list[commits.nr]->parents; @@ -808,3 +853,191 @@ void write_commit_graph(const char *obj_dir, oids.alloc = 0; oids.nr = 0; } + +#define VERIFY_COMMIT_GRAPH_ERROR_HASH 2 +static int verify_commit_graph_error; + +static void graph_report(const char *fmt, ...) +{ + va_list ap; + + verify_commit_graph_error = 1; + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n"); + va_end(ap); +} + +#define GENERATION_ZERO_EXISTS 1 +#define GENERATION_NUMBER_EXISTS 2 + +int verify_commit_graph(struct repository *r, struct commit_graph *g) +{ + uint32_t i, cur_fanout_pos = 0; + struct object_id prev_oid, cur_oid, checksum; + int generation_zero = 0; + struct hashfile *f; + int devnull; + + if (!g) { + graph_report("no commit-graph file loaded"); + return 1; + } + + verify_commit_graph_error = 0; + + if (!g->chunk_oid_fanout) + graph_report("commit-graph is missing the OID Fanout chunk"); + if (!g->chunk_oid_lookup) + graph_report("commit-graph is missing the OID Lookup chunk"); + if (!g->chunk_commit_data) + graph_report("commit-graph is missing the Commit Data chunk"); + + if (verify_commit_graph_error) + return verify_commit_graph_error; + + devnull = open("/dev/null", O_WRONLY); + f = hashfd(devnull, NULL); + hashwrite(f, g->data, g->data_len - g->hash_len); + finalize_hashfile(f, checksum.hash, CSUM_CLOSE); + if (hashcmp(checksum.hash, g->data + g->data_len - g->hash_len)) { + graph_report(_("the commit-graph file has incorrect checksum and is likely corrupt")); + verify_commit_graph_error = VERIFY_COMMIT_GRAPH_ERROR_HASH; + } + + for (i = 0; i < g->num_commits; i++) { + struct commit *graph_commit; + + hashcpy(cur_oid.hash, g->chunk_oid_lookup + g->hash_len * i); + + if (i && oidcmp(&prev_oid, &cur_oid) >= 0) + graph_report("commit-graph has incorrect OID order: %s then %s", + oid_to_hex(&prev_oid), + oid_to_hex(&cur_oid)); + + oidcpy(&prev_oid, &cur_oid); + + while (cur_oid.hash[0] > cur_fanout_pos) { + uint32_t fanout_value = get_be32(g->chunk_oid_fanout + cur_fanout_pos); + + if (i != fanout_value) + graph_report("commit-graph has incorrect fanout value: fanout[%d] = %u != %u", + cur_fanout_pos, fanout_value, i); + cur_fanout_pos++; + } + + graph_commit = lookup_commit(r, &cur_oid); + if (!parse_commit_in_graph_one(g, graph_commit)) + graph_report("failed to parse %s from commit-graph", + oid_to_hex(&cur_oid)); + } + + while (cur_fanout_pos < 256) { + uint32_t fanout_value = get_be32(g->chunk_oid_fanout + cur_fanout_pos); + + if (g->num_commits != fanout_value) + graph_report("commit-graph has incorrect fanout value: fanout[%d] = %u != %u", + cur_fanout_pos, fanout_value, i); + + cur_fanout_pos++; + } + + if (verify_commit_graph_error & ~VERIFY_COMMIT_GRAPH_ERROR_HASH) + return verify_commit_graph_error; + + for (i = 0; i < g->num_commits; i++) { + struct commit *graph_commit, *odb_commit; + struct commit_list *graph_parents, *odb_parents; + uint32_t max_generation = 0; + + hashcpy(cur_oid.hash, g->chunk_oid_lookup + g->hash_len * i); + + graph_commit = lookup_commit(r, &cur_oid); + odb_commit = (struct commit *)create_object(r, cur_oid.hash, alloc_commit_node(r)); + if (parse_commit_internal(odb_commit, 0, 0)) { + graph_report("failed to parse %s from object database", + oid_to_hex(&cur_oid)); + continue; + } + + if (oidcmp(&get_commit_tree_in_graph_one(g, graph_commit)->object.oid, + get_commit_tree_oid(odb_commit))) + graph_report("root tree OID for commit %s in commit-graph is %s != %s", + oid_to_hex(&cur_oid), + oid_to_hex(get_commit_tree_oid(graph_commit)), + oid_to_hex(get_commit_tree_oid(odb_commit))); + + graph_parents = graph_commit->parents; + odb_parents = odb_commit->parents; + + while (graph_parents) { + if (odb_parents == NULL) { + graph_report("commit-graph parent list for commit %s is too long", + oid_to_hex(&cur_oid)); + break; + } + + if (oidcmp(&graph_parents->item->object.oid, &odb_parents->item->object.oid)) + graph_report("commit-graph parent for %s is %s != %s", + oid_to_hex(&cur_oid), + oid_to_hex(&graph_parents->item->object.oid), + oid_to_hex(&odb_parents->item->object.oid)); + + if (graph_parents->item->generation > max_generation) + max_generation = graph_parents->item->generation; + + graph_parents = graph_parents->next; + odb_parents = odb_parents->next; + } + + if (odb_parents != NULL) + graph_report("commit-graph parent list for commit %s terminates early", + oid_to_hex(&cur_oid)); + + if (!graph_commit->generation) { + if (generation_zero == GENERATION_NUMBER_EXISTS) + graph_report("commit-graph has generation number zero for commit %s, but non-zero elsewhere", + oid_to_hex(&cur_oid)); + generation_zero = GENERATION_ZERO_EXISTS; + } else if (generation_zero == GENERATION_ZERO_EXISTS) + graph_report("commit-graph has non-zero generation number for commit %s, but zero elsewhere", + oid_to_hex(&cur_oid)); + + if (generation_zero == GENERATION_ZERO_EXISTS) + continue; + + /* + * If one of our parents has generation GENERATION_NUMBER_MAX, then + * our generation is also GENERATION_NUMBER_MAX. Decrement to avoid + * extra logic in the following condition. + */ + if (max_generation == GENERATION_NUMBER_MAX) + max_generation--; + + if (graph_commit->generation != max_generation + 1) + graph_report("commit-graph generation for commit %s is %u != %u", + oid_to_hex(&cur_oid), + graph_commit->generation, + max_generation + 1); + + if (graph_commit->date != odb_commit->date) + graph_report("commit date for commit %s in commit-graph is %"PRItime" != %"PRItime, + oid_to_hex(&cur_oid), + graph_commit->date, + odb_commit->date); + } + + return verify_commit_graph_error; +} + +void free_commit_graph(struct commit_graph *g) +{ + if (!g) + return; + if (g->graph_fd >= 0) { + munmap((void *)g->data, g->data_len); + g->data = NULL; + close(g->graph_fd); + } + free(g); +} diff --git a/commit-graph.h b/commit-graph.h index 96cccb10f3..76e098934a 100644 --- a/commit-graph.h +++ b/commit-graph.h @@ -2,6 +2,10 @@ #define COMMIT_GRAPH_H #include "git-compat-util.h" +#include "repository.h" +#include "string-list.h" + +struct commit; char *get_commit_graph_filename(const char *obj_dir); @@ -15,7 +19,7 @@ char *get_commit_graph_filename(const char *obj_dir); * * See parse_commit_buffer() for the fallback after this call. */ -int parse_commit_in_graph(struct commit *item); +int parse_commit_in_graph(struct repository *r, struct commit *item); /* * It is possible that we loaded commit contents from the commit buffer, @@ -23,9 +27,10 @@ int parse_commit_in_graph(struct commit *item); * checked and filled. Fill the graph_pos and generation members of * the given commit. */ -void load_commit_graph_info(struct commit *item); +void load_commit_graph_info(struct repository *r, struct commit *item); -struct tree *get_commit_tree_in_graph(const struct commit *c); +struct tree *get_commit_tree_in_graph(struct repository *r, + const struct commit *c); struct commit_graph { int graph_fd; @@ -46,11 +51,14 @@ struct commit_graph { struct commit_graph *load_commit_graph_one(const char *graph_file); +void write_commit_graph_reachable(const char *obj_dir, int append); void write_commit_graph(const char *obj_dir, - const char **pack_indexes, - int nr_packs, - const char **commit_hex, - int nr_commits, + struct string_list *pack_indexes, + struct string_list *commit_hex, int append); +int verify_commit_graph(struct repository *r, struct commit_graph *g); + +void free_commit_graph(struct commit_graph *); + #endif diff --git a/commit-slab-impl.h b/commit-slab-impl.h index 87a9cadfcc..ac1e6d409a 100644 --- a/commit-slab-impl.h +++ b/commit-slab-impl.h @@ -11,8 +11,6 @@ #define implement_commit_slab(slabname, elemtype, scope) \ \ -static int stat_ ##slabname## realloc; \ - \ scope void init_ ##slabname## _with_stride(struct slabname *s, \ unsigned stride) \ { \ @@ -54,7 +52,6 @@ scope elemtype *slabname## _at_peek(struct slabname *s, \ if (!add_if_missing) \ return NULL; \ REALLOC_ARRAY(s->slab, nth_slab + 1); \ - stat_ ##slabname## realloc++; \ for (i = s->slab_count; i <= nth_slab; i++) \ s->slab[i] = NULL; \ s->slab_count = nth_slab + 1; \ @@ -17,6 +17,7 @@ #include "sha1-lookup.h" #include "wt-status.h" #include "advice.h" +#include "refs.h" static struct commit_extra_header *read_commit_extra_header_lines(const char *buf, size_t len, const char **); @@ -24,24 +25,26 @@ int save_commit_buffer = 1; const char *commit_type = "commit"; -struct commit *lookup_commit_reference_gently(const struct object_id *oid, - int quiet) +struct commit *lookup_commit_reference_gently(struct repository *r, + const struct object_id *oid, int quiet) { - struct object *obj = deref_tag(parse_object(oid), NULL, 0); + struct object *obj = deref_tag(r, + parse_object(r, oid), + NULL, 0); if (!obj) return NULL; - return object_as_type(obj, OBJ_COMMIT, quiet); + return object_as_type(r, obj, OBJ_COMMIT, quiet); } -struct commit *lookup_commit_reference(const struct object_id *oid) +struct commit *lookup_commit_reference(struct repository *r, const struct object_id *oid) { - return lookup_commit_reference_gently(oid, 0); + return lookup_commit_reference_gently(r, oid, 0); } struct commit *lookup_commit_or_die(const struct object_id *oid, const char *ref_name) { - struct commit *c = lookup_commit_reference(oid); + struct commit *c = lookup_commit_reference(the_repository, oid); if (!c) die(_("could not parse %s"), ref_name); if (oidcmp(oid, &c->object.oid)) { @@ -51,13 +54,13 @@ struct commit *lookup_commit_or_die(const struct object_id *oid, const char *ref return c; } -struct commit *lookup_commit(const struct object_id *oid) +struct commit *lookup_commit(struct repository *r, const struct object_id *oid) { - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(r, oid->hash); if (!obj) - return create_object(the_repository, oid->hash, - alloc_commit_node(the_repository)); - return object_as_type(obj, OBJ_COMMIT, 0); + return create_object(r, oid->hash, + alloc_commit_node(r)); + return object_as_type(r, obj, OBJ_COMMIT, 0); } struct commit *lookup_commit_reference_by_name(const char *name) @@ -67,7 +70,7 @@ struct commit *lookup_commit_reference_by_name(const char *name) if (get_oid_committish(name, &oid)) return NULL; - commit = lookup_commit_reference(&oid); + commit = lookup_commit_reference(the_repository, &oid); if (parse_commit(commit)) return NULL; return commit; @@ -259,18 +262,32 @@ struct commit_buffer { unsigned long size; }; define_commit_slab(buffer_slab, struct commit_buffer); -static struct buffer_slab buffer_slab = COMMIT_SLAB_INIT(1, buffer_slab); -void set_commit_buffer(struct commit *commit, void *buffer, unsigned long size) +struct buffer_slab *allocate_commit_buffer_slab(void) { - struct commit_buffer *v = buffer_slab_at(&buffer_slab, commit); + struct buffer_slab *bs = xmalloc(sizeof(*bs)); + init_buffer_slab(bs); + return bs; +} + +void free_commit_buffer_slab(struct buffer_slab *bs) +{ + clear_buffer_slab(bs); + free(bs); +} + +void set_commit_buffer(struct repository *r, struct commit *commit, void *buffer, unsigned long size) +{ + struct commit_buffer *v = buffer_slab_at( + r->parsed_objects->buffer_slab, commit); v->buffer = buffer; v->size = size; } -const void *get_cached_commit_buffer(const struct commit *commit, unsigned long *sizep) +const void *get_cached_commit_buffer(struct repository *r, const struct commit *commit, unsigned long *sizep) { - struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit); + struct commit_buffer *v = buffer_slab_peek( + r->parsed_objects->buffer_slab, commit); if (!v) { if (sizep) *sizep = 0; @@ -283,7 +300,7 @@ const void *get_cached_commit_buffer(const struct commit *commit, unsigned long const void *get_commit_buffer(const struct commit *commit, unsigned long *sizep) { - const void *ret = get_cached_commit_buffer(commit, sizep); + const void *ret = get_cached_commit_buffer(the_repository, commit, sizep); if (!ret) { enum object_type type; unsigned long size; @@ -302,14 +319,16 @@ const void *get_commit_buffer(const struct commit *commit, unsigned long *sizep) void unuse_commit_buffer(const struct commit *commit, const void *buffer) { - struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit); + struct commit_buffer *v = buffer_slab_peek( + the_repository->parsed_objects->buffer_slab, commit); if (!(v && v->buffer == buffer)) free((void *)buffer); } void free_commit_buffer(struct commit *commit) { - struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit); + struct commit_buffer *v = buffer_slab_peek( + the_repository->parsed_objects->buffer_slab, commit); if (v) { FREE_AND_NULL(v->buffer); v->size = 0; @@ -324,7 +343,7 @@ struct tree *get_commit_tree(const struct commit *commit) if (commit->graph_pos == COMMIT_NOT_FROM_GRAPH) BUG("commit has NULL tree, but was not loaded from commit-graph"); - return get_commit_tree_in_graph(commit); + return get_commit_tree_in_graph(the_repository, commit); } struct object_id *get_commit_tree_oid(const struct commit *commit) @@ -345,7 +364,8 @@ void release_commit_memory(struct commit *c) const void *detach_commit_buffer(struct commit *commit, unsigned long *sizep) { - struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit); + struct commit_buffer *v = buffer_slab_peek( + the_repository->parsed_objects->buffer_slab, commit); void *ret; if (!v) { @@ -362,15 +382,15 @@ const void *detach_commit_buffer(struct commit *commit, unsigned long *sizep) return ret; } -int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long size, int check_graph) +int parse_commit_buffer(struct repository *r, struct commit *item, const void *buffer, unsigned long size, int check_graph) { const char *tail = buffer; const char *bufptr = buffer; struct object_id parent; struct commit_list **pptr; struct commit_graft *graft; - const int tree_entry_len = GIT_SHA1_HEXSZ + 5; - const int parent_entry_len = GIT_SHA1_HEXSZ + 7; + const int tree_entry_len = the_hash_algo->hexsz + 5; + const int parent_entry_len = the_hash_algo->hexsz + 7; if (item->object.parsed) return 0; @@ -382,11 +402,11 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s if (get_oid_hex(bufptr + 5, &parent) < 0) return error("bad tree pointer in commit %s", oid_to_hex(&item->object.oid)); - item->maybe_tree = lookup_tree(&parent); + item->maybe_tree = lookup_tree(r, &parent); bufptr += tree_entry_len + 1; /* "tree " + "hex sha1" + "\n" */ pptr = &item->parents; - graft = lookup_commit_graft(the_repository, &item->object.oid); + graft = lookup_commit_graft(r, &item->object.oid); while (bufptr + parent_entry_len < tail && !memcmp(bufptr, "parent ", 7)) { struct commit *new_parent; @@ -401,7 +421,7 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s */ if (graft && (graft->nr_parent < 0 || grafts_replace_parents)) continue; - new_parent = lookup_commit(&parent); + new_parent = lookup_commit(r, &parent); if (new_parent) pptr = &commit_list_insert(new_parent, pptr)->next; } @@ -409,7 +429,8 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s int i; struct commit *new_parent; for (i = 0; i < graft->nr_parent; i++) { - new_parent = lookup_commit(&graft->parent[i]); + new_parent = lookup_commit(r, + &graft->parent[i]); if (!new_parent) continue; pptr = &commit_list_insert(new_parent, pptr)->next; @@ -418,12 +439,12 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s item->date = parse_commit_date(bufptr, tail); if (check_graph) - load_commit_graph_info(item); + load_commit_graph_info(the_repository, item); return 0; } -int parse_commit_gently(struct commit *item, int quiet_on_missing) +int parse_commit_internal(struct commit *item, int quiet_on_missing, int use_commit_graph) { enum object_type type; void *buffer; @@ -434,7 +455,7 @@ int parse_commit_gently(struct commit *item, int quiet_on_missing) return -1; if (item->object.parsed) return 0; - if (parse_commit_in_graph(item)) + if (use_commit_graph && parse_commit_in_graph(the_repository, item)) return 0; buffer = read_object_file(&item->object.oid, &type, &size); if (!buffer) @@ -446,15 +467,21 @@ int parse_commit_gently(struct commit *item, int quiet_on_missing) return error("Object %s not a commit", oid_to_hex(&item->object.oid)); } - ret = parse_commit_buffer(item, buffer, size, 0); + + ret = parse_commit_buffer(the_repository, item, buffer, size, 0); if (save_commit_buffer && !ret) { - set_commit_buffer(item, buffer, size); + set_commit_buffer(the_repository, item, buffer, size); return 0; } free(buffer); return ret; } +int parse_commit_gently(struct commit *item, int quiet_on_missing) +{ + return parse_commit_internal(item, quiet_on_missing, 1); +} + void parse_commit_or_die(struct commit *item) { if (parse_commit(item)) @@ -932,6 +959,86 @@ static struct commit_list *merge_bases_many(struct commit *one, int n, struct co return result; } +struct rev_collect { + struct commit **commit; + int nr; + int alloc; + unsigned int initial : 1; +}; + +static void add_one_commit(struct object_id *oid, struct rev_collect *revs) +{ + struct commit *commit; + + if (is_null_oid(oid)) + return; + + commit = lookup_commit(the_repository, oid); + if (!commit || + (commit->object.flags & TMP_MARK) || + parse_commit(commit)) + return; + + ALLOC_GROW(revs->commit, revs->nr + 1, revs->alloc); + revs->commit[revs->nr++] = commit; + commit->object.flags |= TMP_MARK; +} + +static int collect_one_reflog_ent(struct object_id *ooid, struct object_id *noid, + const char *ident, timestamp_t timestamp, + int tz, const char *message, void *cbdata) +{ + struct rev_collect *revs = cbdata; + + if (revs->initial) { + revs->initial = 0; + add_one_commit(ooid, revs); + } + add_one_commit(noid, revs); + return 0; +} + +struct commit *get_fork_point(const char *refname, struct commit *commit) +{ + struct object_id oid; + struct rev_collect revs; + struct commit_list *bases; + int i; + struct commit *ret = NULL; + + memset(&revs, 0, sizeof(revs)); + revs.initial = 1; + for_each_reflog_ent(refname, collect_one_reflog_ent, &revs); + + if (!revs.nr && !get_oid(refname, &oid)) + add_one_commit(&oid, &revs); + + for (i = 0; i < revs.nr; i++) + revs.commit[i]->object.flags &= ~TMP_MARK; + + bases = get_merge_bases_many(commit, revs.nr, revs.commit); + + /* + * There should be one and only one merge base, when we found + * a common ancestor among reflog entries. + */ + if (!bases || bases->next) + goto cleanup_return; + + /* And the found one must be one of the reflog entries */ + for (i = 0; i < revs.nr; i++) + if (&bases->item->object == &revs.commit[i]->object) + break; /* found */ + if (revs.nr <= i) + goto cleanup_return; + + ret = bases->item; + +cleanup_return: + free_commit_list(bases); + return ret; +} + struct commit_list *get_octopus_merge_bases(struct commit_list *in) { struct commit_list *i, *j, *k, *ret = NULL; @@ -1692,7 +1799,7 @@ struct commit *get_merge_parent(const char *name) struct object_id oid; if (get_oid(name, &oid)) return NULL; - obj = parse_object(&oid); + obj = parse_object(the_repository, &oid); commit = (struct commit *)peel_to_type(name, 0, obj, OBJ_COMMIT); if (commit && !merge_remote_util(commit)) set_merge_remote_desc(commit, name, obj); @@ -63,9 +63,11 @@ enum decoration_type { void add_name_decoration(enum decoration_type type, const char *name, struct object *obj); const struct name_decoration *get_name_decoration(const struct object *obj); -struct commit *lookup_commit(const struct object_id *oid); -struct commit *lookup_commit_reference(const struct object_id *oid); -struct commit *lookup_commit_reference_gently(const struct object_id *oid, +struct commit *lookup_commit(struct repository *r, const struct object_id *oid); +struct commit *lookup_commit_reference(struct repository *r, + const struct object_id *oid); +struct commit *lookup_commit_reference_gently(struct repository *r, + const struct object_id *oid, int quiet); struct commit *lookup_commit_reference_by_name(const char *name); @@ -76,7 +78,8 @@ struct commit *lookup_commit_reference_by_name(const char *name); */ struct commit *lookup_commit_or_die(const struct object_id *oid, const char *ref_name); -int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long size, int check_graph); +int parse_commit_buffer(struct repository *r, struct commit *item, const void *buffer, unsigned long size, int check_graph); +int parse_commit_internal(struct commit *item, int quiet_on_missing, int use_commit_graph); int parse_commit_gently(struct commit *item, int quiet_on_missing); static inline int parse_commit(struct commit *item) { @@ -84,17 +87,21 @@ static inline int parse_commit(struct commit *item) } void parse_commit_or_die(struct commit *item); +struct buffer_slab; +struct buffer_slab *allocate_commit_buffer_slab(void); +void free_commit_buffer_slab(struct buffer_slab *bs); + /* * Associate an object buffer with the commit. The ownership of the * memory is handed over to the commit, and must be free()-able. */ -void set_commit_buffer(struct commit *, void *buffer, unsigned long size); +void set_commit_buffer(struct repository *r, struct commit *, void *buffer, unsigned long size); /* * Get any cached object buffer associated with the commit. Returns NULL * if none. The resulting memory should not be freed. */ -const void *get_cached_commit_buffer(const struct commit *, unsigned long *size); +const void *get_cached_commit_buffer(struct repository *, const struct commit *, unsigned long *size); /* * Get the commit's object contents, either from cache or by reading the object @@ -204,6 +211,8 @@ extern struct commit_list *get_octopus_merge_bases(struct commit_list *in); /* To be used only when object flags after this call no longer matter */ extern struct commit_list *get_merge_bases_many_dirty(struct commit *one, int n, struct commit **twos); +struct commit *get_fork_point(const char *refname, struct commit *commit); + /* largest positive number a signed 32-bit integer can contain */ #define INFINITE_DEPTH 0x7fffffff diff --git a/compat/vcbuild/README b/compat/vcbuild/README index df8a6574c9..60fd873fe8 100644 --- a/compat/vcbuild/README +++ b/compat/vcbuild/README @@ -30,8 +30,8 @@ The Steps of Build Git with VS2008 the git operations. 3. Inside Git's directory run the command: - make common-cmds.h - to generate the common-cmds.h file needed to compile git. + make command-list.h + to generate the command-list.h file needed to compile git. 4. Then either build Git with the GNU Make Makefile in the Git projects root @@ -32,7 +32,7 @@ struct config_source { enum config_origin_type origin_type; const char *name; const char *path; - int die_on_error; + enum config_error_action default_error_action; int linenr; int eof; struct strbuf value; @@ -810,10 +810,21 @@ static int git_parse_source(config_fn_t fn, void *data, cf->linenr, cf->name); } - if (cf->die_on_error) + switch (opts && opts->error_action ? + opts->error_action : + cf->default_error_action) { + case CONFIG_ERROR_DIE: die("%s", error_msg); - else + break; + case CONFIG_ERROR_ERROR: error_return = error("%s", error_msg); + break; + case CONFIG_ERROR_SILENT: + error_return = -1; + break; + case CONFIG_ERROR_UNSET: + BUG("config error action unset"); + } free(error_msg); return error_return; @@ -1309,11 +1320,6 @@ static int git_default_core_config(const char *var, const char *value) return 0; } - if (!strcmp(var, "core.commitgraph")) { - core_commit_graph = git_config_bool(var, value); - return 0; - } - if (!strcmp(var, "core.sparsecheckout")) { core_apply_sparse_checkout = git_config_bool(var, value); return 0; @@ -1521,7 +1527,7 @@ static int do_config_from_file(config_fn_t fn, top.origin_type = origin_type; top.name = name; top.path = path; - top.die_on_error = 1; + top.default_error_action = CONFIG_ERROR_DIE; top.do_fgetc = config_file_fgetc; top.do_ungetc = config_file_ungetc; top.do_ftell = config_file_ftell; @@ -1559,8 +1565,10 @@ int git_config_from_file(config_fn_t fn, const char *filename, void *data) return git_config_from_file_with_options(fn, filename, data, NULL); } -int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_type, - const char *name, const char *buf, size_t len, void *data) +int git_config_from_mem(config_fn_t fn, + const enum config_origin_type origin_type, + const char *name, const char *buf, size_t len, + void *data, const struct config_options *opts) { struct config_source top; @@ -1570,12 +1578,12 @@ int git_config_from_mem(config_fn_t fn, const enum config_origin_type origin_typ top.origin_type = origin_type; top.name = name; top.path = NULL; - top.die_on_error = 0; + top.default_error_action = CONFIG_ERROR_ERROR; top.do_fgetc = config_buf_fgetc; top.do_ungetc = config_buf_ungetc; top.do_ftell = config_buf_ftell; - return do_config_from(&top, fn, data, NULL); + return do_config_from(&top, fn, data, opts); } int git_config_from_blob_oid(config_fn_t fn, @@ -1596,7 +1604,8 @@ int git_config_from_blob_oid(config_fn_t fn, return error("reference '%s' does not point to a blob", name); } - ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, data); + ret = git_config_from_mem(fn, CONFIG_ORIGIN_BLOB, name, buf, size, + data, NULL); free(buf); return ret; @@ -54,6 +54,12 @@ struct config_options { const char *git_dir; config_parser_event_fn_t event_fn; void *event_fn_data; + enum config_error_action { + CONFIG_ERROR_UNSET = 0, /* use source-specific default */ + CONFIG_ERROR_DIE, /* die() on error */ + CONFIG_ERROR_ERROR, /* error() on error, return -1 */ + CONFIG_ERROR_SILENT, /* return -1 */ + } error_action; }; typedef int (*config_fn_t)(const char *, const char *, void *); @@ -62,8 +68,11 @@ extern int git_config_from_file(config_fn_t fn, const char *, void *); extern int git_config_from_file_with_options(config_fn_t fn, const char *, void *, const struct config_options *); -extern int git_config_from_mem(config_fn_t fn, const enum config_origin_type, - const char *name, const char *buf, size_t len, void *data); +extern int git_config_from_mem(config_fn_t fn, + const enum config_origin_type, + const char *name, + const char *buf, size_t len, + void *data, const struct config_options *opts); extern int git_config_from_blob_oid(config_fn_t fn, const char *name, const struct object_id *oid, void *data); extern void git_config_push_parameter(const char *text); @@ -1,6 +1,8 @@ #ifndef CONNECT_H #define CONNECT_H +#include "protocol.h" + #define CONNECT_VERBOSE (1u << 0) #define CONNECT_DIAG_URL (1u << 1) #define CONNECT_IPV4 (1u << 2) diff --git a/connected.c b/connected.c index 91feb78815..1bba888eff 100644 --- a/connected.c +++ b/connected.c @@ -58,8 +58,10 @@ int check_connected(oid_iterate_fn fn, void *cb_data, argv_array_push(&rev_list.args, "--stdin"); if (repository_format_partial_clone) argv_array_push(&rev_list.args, "--exclude-promisor-objects"); - argv_array_push(&rev_list.args, "--not"); - argv_array_push(&rev_list.args, "--all"); + if (!opt->is_deepening_fetch) { + argv_array_push(&rev_list.args, "--not"); + argv_array_push(&rev_list.args, "--all"); + } argv_array_push(&rev_list.args, "--quiet"); if (opt->progress) argv_array_pushf(&rev_list.args, "--progress=%s", diff --git a/connected.h b/connected.h index a53f03a61a..322dc76372 100644 --- a/connected.h +++ b/connected.h @@ -38,6 +38,13 @@ struct check_connected_options { * Insert these variables into the environment of the child process. */ const char **env; + + /* + * If non-zero, check the ancestry chain completely, not stopping at + * any existing ref. This is necessary when deepening existing refs + * during a fetch. + */ + unsigned is_deepening_fetch : 1; }; #define CHECK_CONNECTED_INIT { 0 } diff --git a/contrib/coccinelle/commit.cocci b/contrib/coccinelle/commit.cocci index a7e9215ffc..aec3345adb 100644 --- a/contrib/coccinelle/commit.cocci +++ b/contrib/coccinelle/commit.cocci @@ -12,7 +12,7 @@ expression c; // These excluded functions must access c->maybe_tree direcly. @@ -identifier f !~ "^(get_commit_tree|get_commit_tree_in_graph|load_tree_for_commit)$"; +identifier f !~ "^(get_commit_tree|get_commit_tree_in_graph_one|load_tree_for_commit)$"; expression c; @@ f(...) {... @@ -335,7 +335,7 @@ static void trace_encoding(const char *context, const char *path, strbuf_addf(&trace, "%s (%s, considered %s):\n", context, path, encoding); for (i = 0; i < len && buf; ++i) { strbuf_addf( - &trace,"| \e[2m%2i:\e[0m %2x \e[2m%c\e[0m%c", + &trace, "| \033[2m%2i:\033[0m %2x \033[2m%c\033[0m%c", i, (unsigned char) buf[i], (buf[i] > 32 && buf[i] < 127 ? buf[i] : ' '), diff --git a/diff-lib.c b/diff-lib.c index a9f38eb5a3..732f684a49 100644 --- a/diff-lib.c +++ b/diff-lib.c @@ -520,6 +520,9 @@ int run_diff_index(struct rev_info *revs, int cached) struct object_array_entry *ent; uint64_t start = getnanotime(); + if (revs->pending.nr != 1) + BUG("run_diff_index must be passed exactly one tree"); + ent = revs->pending.objects; if (diff_cache(revs, &ent->item->oid, ent->name, cached)) exit(128); @@ -37,6 +37,7 @@ static int diff_rename_limit_default = 400; static int diff_suppress_blank_empty; static int diff_use_color_default = -1; static int diff_color_moved_default; +static int diff_color_moved_ws_default; static int diff_context_default = 3; static int diff_interhunk_context_default; static const char *diff_word_regex_cfg; @@ -264,6 +265,8 @@ static int parse_color_moved(const char *arg) return COLOR_MOVED_NO; else if (!strcmp(arg, "plain")) return COLOR_MOVED_PLAIN; + else if (!strcmp(arg, "blocks")) + return COLOR_MOVED_BLOCKS; else if (!strcmp(arg, "zebra")) return COLOR_MOVED_ZEBRA; else if (!strcmp(arg, "default")) @@ -271,7 +274,43 @@ static int parse_color_moved(const char *arg) else if (!strcmp(arg, "dimmed_zebra")) return COLOR_MOVED_ZEBRA_DIM; else - return error(_("color moved setting must be one of 'no', 'default', 'zebra', 'dimmed_zebra', 'plain'")); + return error(_("color moved setting must be one of 'no', 'default', 'blocks', 'zebra', 'dimmed_zebra', 'plain'")); +} + +static int parse_color_moved_ws(const char *arg) +{ + int ret = 0; + struct string_list l = STRING_LIST_INIT_DUP; + struct string_list_item *i; + + string_list_split(&l, arg, ',', -1); + + for_each_string_list_item(i, &l) { + struct strbuf sb = STRBUF_INIT; + strbuf_addstr(&sb, i->string); + strbuf_trim(&sb); + + if (!strcmp(sb.buf, "ignore-space-change")) + ret |= XDF_IGNORE_WHITESPACE_CHANGE; + else if (!strcmp(sb.buf, "ignore-space-at-eol")) + ret |= XDF_IGNORE_WHITESPACE_AT_EOL; + else if (!strcmp(sb.buf, "ignore-all-space")) + ret |= XDF_IGNORE_WHITESPACE; + else if (!strcmp(sb.buf, "allow-indentation-change")) + ret |= COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE; + else + error(_("ignoring unknown color-moved-ws mode '%s'"), sb.buf); + + strbuf_release(&sb); + } + + if ((ret & COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) && + (ret & XDF_WHITESPACE_FLAGS)) + die(_("color-moved-ws: allow-indentation-change cannot be combined with other white space modes")); + + string_list_clear(&l, 0); + + return ret; } int git_diff_ui_config(const char *var, const char *value, void *cb) @@ -287,6 +326,13 @@ int git_diff_ui_config(const char *var, const char *value, void *cb) diff_color_moved_default = cm; return 0; } + if (!strcmp(var, "diff.colormovedws")) { + int cm = parse_color_moved_ws(value); + if (cm < 0) + return -1; + diff_color_moved_ws_default = cm; + return 0; + } if (!strcmp(var, "diff.context")) { diff_context_default = git_config_int(var, value); if (diff_context_default < 0) @@ -698,16 +744,116 @@ struct moved_entry { struct hashmap_entry ent; const struct emitted_diff_symbol *es; struct moved_entry *next_line; + struct ws_delta *wsd; }; -static int moved_entry_cmp(const struct diff_options *diffopt, - const struct moved_entry *a, - const struct moved_entry *b, +/** + * The struct ws_delta holds white space differences between moved lines, i.e. + * between '+' and '-' lines that have been detected to be a move. + * The string contains the difference in leading white spaces, before the + * rest of the line is compared using the white space config for move + * coloring. The current_longer indicates if the first string in the + * comparision is longer than the second. + */ +struct ws_delta { + char *string; + unsigned int current_longer : 1; +}; +#define WS_DELTA_INIT { NULL, 0 } + +static int compute_ws_delta(const struct emitted_diff_symbol *a, + const struct emitted_diff_symbol *b, + struct ws_delta *out) +{ + const struct emitted_diff_symbol *longer = a->len > b->len ? a : b; + const struct emitted_diff_symbol *shorter = a->len > b->len ? b : a; + int d = longer->len - shorter->len; + + out->string = xmemdupz(longer->line, d); + out->current_longer = (a == longer); + + return !strncmp(longer->line + d, shorter->line, shorter->len); +} + +static int cmp_in_block_with_wsd(const struct diff_options *o, + const struct moved_entry *cur, + const struct moved_entry *match, + struct moved_entry *pmb, + int n) +{ + struct emitted_diff_symbol *l = &o->emitted_symbols->buf[n]; + int al = cur->es->len, cl = l->len; + const char *a = cur->es->line, + *b = match->es->line, + *c = l->line; + + int wslen; + + /* + * We need to check if 'cur' is equal to 'match'. + * As those are from the same (+/-) side, we do not need to adjust for + * indent changes. However these were found using fuzzy matching + * so we do have to check if they are equal. + */ + if (strcmp(a, b)) + return 1; + + if (!pmb->wsd) + /* + * No white space delta was carried forward? This can happen + * when we exit early in this function and do not carry + * forward ws. + */ + return 1; + + /* + * The indent changes of the block are known and carried forward in + * pmb->wsd; however we need to check if the indent changes of the + * current line are still the same as before. + * + * To do so we need to compare 'l' to 'cur', adjusting the + * one of them for the white spaces, depending which was longer. + */ + + wslen = strlen(pmb->wsd->string); + if (pmb->wsd->current_longer) { + c += wslen; + cl -= wslen; + } else { + a += wslen; + al -= wslen; + } + + if (strcmp(a, c)) + return 1; + + return 0; +} + +static int moved_entry_cmp(const void *hashmap_cmp_fn_data, + const void *entry, + const void *entry_or_key, const void *keydata) { + const struct diff_options *diffopt = hashmap_cmp_fn_data; + const struct moved_entry *a = entry; + const struct moved_entry *b = entry_or_key; + unsigned flags = diffopt->color_moved_ws_handling + & XDF_WHITESPACE_FLAGS; + + if (diffopt->color_moved_ws_handling & + COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) + /* + * As there is not specific white space config given, + * we'd need to check for a new block, so ignore all + * white space. The setup of the white space + * configuration for the next block is done else where + */ + flags |= XDF_IGNORE_WHITESPACE; + return !xdiff_compare_lines(a->es->line, a->es->len, b->es->line, b->es->len, - diffopt->xdl_opts); + flags); } static struct moved_entry *prepare_entry(struct diff_options *o, @@ -715,10 +861,12 @@ static struct moved_entry *prepare_entry(struct diff_options *o, { struct moved_entry *ret = xmalloc(sizeof(*ret)); struct emitted_diff_symbol *l = &o->emitted_symbols->buf[line_no]; + unsigned flags = o->color_moved_ws_handling & XDF_WHITESPACE_FLAGS; - ret->ent.hash = xdiff_hash_string(l->line, l->len, o->xdl_opts); + ret->ent.hash = xdiff_hash_string(l->line, l->len, flags); ret->es = l; ret->next_line = NULL; + ret->wsd = NULL; return ret; } @@ -755,6 +903,56 @@ static void add_lines_to_move_detection(struct diff_options *o, } } +static void pmb_advance_or_null(struct diff_options *o, + struct moved_entry *match, + struct hashmap *hm, + struct moved_entry **pmb, + int pmb_nr) +{ + int i; + for (i = 0; i < pmb_nr; i++) { + struct moved_entry *prev = pmb[i]; + struct moved_entry *cur = (prev && prev->next_line) ? + prev->next_line : NULL; + if (cur && !hm->cmpfn(o, cur, match, NULL)) { + pmb[i] = cur; + } else { + pmb[i] = NULL; + } + } +} + +static void pmb_advance_or_null_multi_match(struct diff_options *o, + struct moved_entry *match, + struct hashmap *hm, + struct moved_entry **pmb, + int pmb_nr, int n) +{ + int i; + char *got_match = xcalloc(1, pmb_nr); + + for (; match; match = hashmap_get_next(hm, match)) { + for (i = 0; i < pmb_nr; i++) { + struct moved_entry *prev = pmb[i]; + struct moved_entry *cur = (prev && prev->next_line) ? + prev->next_line : NULL; + if (!cur) + continue; + if (!cmp_in_block_with_wsd(o, cur, match, pmb[i], n)) + got_match[i] |= 1; + } + } + + for (i = 0; i < pmb_nr; i++) { + if (got_match[i]) { + /* Carry the white space delta forward */ + pmb[i]->next_line->wsd = pmb[i]->wsd; + pmb[i] = pmb[i]->next_line; + } else + pmb[i] = NULL; + } +} + static int shrink_potential_moved_blocks(struct moved_entry **pmb, int pmb_nr) { @@ -772,6 +970,10 @@ static int shrink_potential_moved_blocks(struct moved_entry **pmb, if (lp < pmb_nr && rp > -1 && lp < rp) { pmb[lp] = pmb[rp]; + if (pmb[rp]->wsd) { + free(pmb[rp]->wsd->string); + FREE_AND_NULL(pmb[rp]->wsd); + } pmb[rp] = NULL; rp--; lp++; @@ -829,19 +1031,18 @@ static void mark_color_as_moved(struct diff_options *o, struct moved_entry *key; struct moved_entry *match = NULL; struct emitted_diff_symbol *l = &o->emitted_symbols->buf[n]; - int i; switch (l->s) { case DIFF_SYMBOL_PLUS: hm = del_lines; key = prepare_entry(o, n); - match = hashmap_get(hm, key, o); + match = hashmap_get(hm, key, NULL); free(key); break; case DIFF_SYMBOL_MINUS: hm = add_lines; key = prepare_entry(o, n); - match = hashmap_get(hm, key, o); + match = hashmap_get(hm, key, NULL); free(key); break; default: @@ -860,17 +1061,11 @@ static void mark_color_as_moved(struct diff_options *o, if (o->color_moved == COLOR_MOVED_PLAIN) continue; - /* Check any potential block runs, advance each or nullify */ - for (i = 0; i < pmb_nr; i++) { - struct moved_entry *p = pmb[i]; - struct moved_entry *pnext = (p && p->next_line) ? - p->next_line : NULL; - if (pnext && !hm->cmpfn(o, pnext, match, NULL)) { - pmb[i] = p->next_line; - } else { - pmb[i] = NULL; - } - } + if (o->color_moved_ws_handling & + COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) + pmb_advance_or_null_multi_match(o, match, hm, pmb, pmb_nr, n); + else + pmb_advance_or_null(o, match, hm, pmb, pmb_nr); pmb_nr = shrink_potential_moved_blocks(pmb, pmb_nr); @@ -881,7 +1076,17 @@ static void mark_color_as_moved(struct diff_options *o, */ for (; match; match = hashmap_get_next(hm, match)) { ALLOC_GROW(pmb, pmb_nr + 1, pmb_alloc); - pmb[pmb_nr++] = match; + if (o->color_moved_ws_handling & + COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) { + struct ws_delta *wsd = xmalloc(sizeof(*match->wsd)); + if (compute_ws_delta(l, match->es, wsd)) { + match->wsd = wsd; + pmb[pmb_nr++] = match; + } else + free(wsd); + } else { + pmb[pmb_nr++] = match; + } } flipped_block = (flipped_block + 1) % 2; @@ -892,7 +1097,7 @@ static void mark_color_as_moved(struct diff_options *o, block_length++; - if (flipped_block) + if (flipped_block && o->color_moved != COLOR_MOVED_BLOCKS) l->flags |= DIFF_SYMBOL_MOVED_LINE_ALT; } adjust_last_block(o, n, block_length); @@ -3833,7 +4038,7 @@ static const char *diff_abbrev_oid(const struct object_id *oid, int abbrev) char *hex = oid_to_hex(oid); if (abbrev < 0) abbrev = FALLBACK_DEFAULT_ABBREV; - if (abbrev > GIT_SHA1_HEXSZ) + if (abbrev > the_hash_algo->hexsz) BUG("oid abbreviation out of range: %d", abbrev); if (abbrev) hex[abbrev] = '\0'; @@ -4125,6 +4330,7 @@ void diff_setup(struct diff_options *options) } options->color_moved = diff_color_moved_default; + options->color_moved_ws_handling = diff_color_moved_ws_default; } void diff_setup_done(struct diff_options *options) @@ -4704,6 +4910,8 @@ int diff_opt_parse(struct diff_options *options, if (cm < 0) die("bad --color-moved argument: %s", arg); options->color_moved = cm; + } else if (skip_prefix(arg, "--color-moved-ws=", &arg)) { + options->color_moved_ws_handling = parse_color_moved_ws(arg); } else if (skip_to_optional_arg_default(arg, "--color-words", &options->word_regex, NULL)) { options->use_color = 1; options->word_diff = DIFF_WORDS_COLOR; @@ -4948,7 +5156,7 @@ const char *diff_aligned_abbrev(const struct object_id *oid, int len) const char *abbrev; /* Do we want all 40 hex characters? */ - if (len == GIT_SHA1_HEXSZ) + if (len == the_hash_algo->hexsz) return oid_to_hex(oid); /* An abbreviated value is fine, possibly followed by an ellipsis. */ @@ -4978,7 +5186,7 @@ const char *diff_aligned_abbrev(const struct object_id *oid, int len) * the automatic sizing is supposed to give abblen that ensures * uniqueness across all objects (statistically speaking). */ - if (abblen < GIT_SHA1_HEXSZ - 3) { + if (abblen < the_hash_algo->hexsz - 3) { static char hex[GIT_MAX_HEXSZ + 1]; if (len < abblen && abblen <= len + 2) xsnprintf(hex, sizeof(hex), "%s%.*s", abbrev, len+3-abblen, ".."); @@ -5534,10 +5742,12 @@ static void diff_flush_patch_all_file_pairs(struct diff_options *o) if (o->color_moved) { struct hashmap add_lines, del_lines; - hashmap_init(&del_lines, - (hashmap_cmp_fn)moved_entry_cmp, o, 0); - hashmap_init(&add_lines, - (hashmap_cmp_fn)moved_entry_cmp, o, 0); + if (o->color_moved_ws_handling & + COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE) + o->color_moved_ws_handling |= XDF_IGNORE_WHITESPACE; + + hashmap_init(&del_lines, moved_entry_cmp, o, 0); + hashmap_init(&add_lines, moved_entry_cmp, o, 0); add_lines_to_move_detection(o, &add_lines, &del_lines); mark_color_as_moved(o, &add_lines, &del_lines); @@ -208,11 +208,16 @@ struct diff_options { enum { COLOR_MOVED_NO = 0, COLOR_MOVED_PLAIN = 1, - COLOR_MOVED_ZEBRA = 2, - COLOR_MOVED_ZEBRA_DIM = 3, + COLOR_MOVED_BLOCKS = 2, + COLOR_MOVED_ZEBRA = 3, + COLOR_MOVED_ZEBRA_DIM = 4, } color_moved; #define COLOR_MOVED_DEFAULT COLOR_MOVED_ZEBRA #define COLOR_MOVED_MIN_ALNUM_COUNT 20 + + /* XDF_WHITESPACE_FLAGS regarding block detection are set at 2, 3, 4 */ + #define COLOR_MOVED_WS_ALLOW_INDENTATION_CHANGE (1<<5) + int color_moved_ws_handling; }; void diff_emit_submodule_del(struct diff_options *o, const char *line); diff --git a/environment.c b/environment.c index 013e845235..6cf0079389 100644 --- a/environment.c +++ b/environment.c @@ -66,7 +66,6 @@ enum push_default_type push_default = PUSH_DEFAULT_UNSPECIFIED; enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE; char *notes_ref_name; int grafts_replace_parents = 1; -int core_commit_graph; int core_apply_sparse_checkout; int merge_log_config = -1; int precomposed_unicode = -1; /* see probe_utf8_pathname_composition() */ diff --git a/fast-import.c b/fast-import.c index 4d55910ab9..89bb0c9db3 100644 --- a/fast-import.c +++ b/fast-import.c @@ -1076,7 +1076,7 @@ static int store_object( return 1; } - if (last && last->data.buf && last->depth < max_depth + if (last && last->data.len && last->data.buf && last->depth < max_depth && dat->len > the_hash_algo->rawsz) { delta_count_attempts_by_type[type]++; @@ -1724,8 +1724,10 @@ static int update_branch(struct branch *b) if (!force_update && !is_null_oid(&old_oid)) { struct commit *old_cmit, *new_cmit; - old_cmit = lookup_commit_reference_gently(&old_oid, 0); - new_cmit = lookup_commit_reference_gently(&b->oid, 0); + old_cmit = lookup_commit_reference_gently(the_repository, + &old_oid, 0); + new_cmit = lookup_commit_reference_gently(the_repository, + &b->oid, 0); if (!old_cmit || !new_cmit) return error("Branch %s is missing commits.", b->name); diff --git a/fetch-negotiator.c b/fetch-negotiator.c new file mode 100644 index 0000000000..5d283049f4 --- /dev/null +++ b/fetch-negotiator.c @@ -0,0 +1,14 @@ +#include "git-compat-util.h" +#include "fetch-negotiator.h" +#include "negotiator/default.h" +#include "negotiator/skipping.h" + +void fetch_negotiator_init(struct fetch_negotiator *negotiator, + const char *algorithm) +{ + if (algorithm && !strcmp(algorithm, "skipping")) { + skipping_negotiator_init(negotiator); + return; + } + default_negotiator_init(negotiator); +} diff --git a/fetch-negotiator.h b/fetch-negotiator.h new file mode 100644 index 0000000000..ddb44a22dc --- /dev/null +++ b/fetch-negotiator.h @@ -0,0 +1,58 @@ +#ifndef FETCH_NEGOTIATOR +#define FETCH_NEGOTIATOR + +struct commit; + +/* + * An object that supplies the information needed to negotiate the contents of + * the to-be-sent packfile during a fetch. + * + * To set up the negotiator, call fetch_negotiator_init(), then known_common() + * (0 or more times), then add_tip() (0 or more times). + * + * Then, when "have" lines are required, call next(). Call ack() to report what + * the server tells us. + * + * Once negotiation is done, call release(). The negotiator then cannot be used + * (unless reinitialized with fetch_negotiator_init()). + */ +struct fetch_negotiator { + /* + * Before negotiation starts, indicate that the server is known to have + * this commit. + */ + void (*known_common)(struct fetch_negotiator *, struct commit *); + + /* + * Once this function is invoked, known_common() cannot be invoked any + * more. + * + * Indicate that this commit and all its ancestors are to be checked + * for commonality with the server. + */ + void (*add_tip)(struct fetch_negotiator *, struct commit *); + + /* + * Once this function is invoked, known_common() and add_tip() cannot + * be invoked any more. + * + * Return the next commit that the client should send as a "have" line. + */ + const struct object_id *(*next)(struct fetch_negotiator *); + + /* + * Inform the negotiator that the server has the given commit. This + * method must only be called on commits returned by next(). + */ + int (*ack)(struct fetch_negotiator *, struct commit *); + + void (*release)(struct fetch_negotiator *); + + /* internal use */ + void *data; +}; + +void fetch_negotiator_init(struct fetch_negotiator *negotiator, + const char *algorithm); + +#endif diff --git a/fetch-object.c b/fetch-object.c index 853624f811..48fe63dd6c 100644 --- a/fetch-object.c +++ b/fetch-object.c @@ -19,7 +19,7 @@ static void fetch_refs(const char *remote_name, struct ref *ref) transport_set_option(transport, TRANS_OPT_FROM_PROMISOR, "1"); transport_set_option(transport, TRANS_OPT_NO_DEPENDENTS, "1"); - transport_fetch_refs(transport, ref); + transport_fetch_refs(transport, ref, NULL); fetch_if_missing = original_fetch_if_missing; } diff --git a/fetch-pack.c b/fetch-pack.c index dbd879ac7f..5714bcbddd 100644 --- a/fetch-pack.c +++ b/fetch-pack.c @@ -15,11 +15,12 @@ #include "connect.h" #include "transport.h" #include "version.h" -#include "prio-queue.h" #include "sha1-array.h" #include "oidset.h" #include "packfile.h" #include "object-store.h" +#include "connected.h" +#include "fetch-negotiator.h" static int transfer_unpack_limit = -1; static int fetch_unpack_limit = -1; @@ -34,16 +35,11 @@ static int agent_supported; static int server_supports_filtering; static struct lock_file shallow_lock; static const char *alternate_shallow_file; +static char *negotiation_algorithm; /* Remember to update object flag allocation in object.h */ #define COMPLETE (1U << 0) -#define COMMON (1U << 1) -#define COMMON_REF (1U << 2) -#define SEEN (1U << 3) -#define POPPED (1U << 4) -#define ALTERNATE (1U << 5) - -static int marked; +#define ALTERNATE (1U << 1) /* * After sending this many "have"s if we do not get any new ACK , we @@ -51,8 +47,7 @@ static int marked; */ #define MAX_IN_VAIN 256 -static struct prio_queue rev_list = { compare_commits_by_commit_date }; -static int non_common_revs, multi_ack, use_sideband; +static int multi_ack, use_sideband; /* Allow specifying sha1 if it is a ref tip. */ #define ALLOW_TIP_SHA1 01 /* Allow request of a sha1 if it is reachable from a ref (possibly hidden ref). */ @@ -84,7 +79,7 @@ static void cache_one_alternate(const char *refname, void *vcache) { struct alternate_object_cache *cache = vcache; - struct object *obj = parse_object(oid); + struct object *obj = parse_object(the_repository, oid); if (!obj || (obj->flags & ALTERNATE)) return; @@ -94,7 +89,9 @@ static void cache_one_alternate(const char *refname, cache->items[cache->nr++] = obj; } -static void for_each_cached_alternate(void (*cb)(struct object *)) +static void for_each_cached_alternate(struct fetch_negotiator *negotiator, + void (*cb)(struct fetch_negotiator *, + struct object *)) { static int initialized; static struct alternate_object_cache cache; @@ -106,30 +103,19 @@ static void for_each_cached_alternate(void (*cb)(struct object *)) } for (i = 0; i < cache.nr; i++) - cb(cache.items[i]); -} - -static void rev_list_push(struct commit *commit, int mark) -{ - if (!(commit->object.flags & mark)) { - commit->object.flags |= mark; - - if (parse_commit(commit)) - return; - - prio_queue_put(&rev_list, commit); - - if (!(commit->object.flags & COMMON)) - non_common_revs++; - } + cb(negotiator, cache.items[i]); } -static int rev_list_insert_ref(const char *refname, const struct object_id *oid) +static int rev_list_insert_ref(struct fetch_negotiator *negotiator, + const char *refname, + const struct object_id *oid) { - struct object *o = deref_tag(parse_object(oid), refname, 0); + struct object *o = deref_tag(the_repository, + parse_object(the_repository, oid), + refname, 0); if (o && o->type == OBJ_COMMIT) - rev_list_push((struct commit *)o, SEEN); + negotiator->add_tip(negotiator, (struct commit *)o); return 0; } @@ -137,98 +123,7 @@ static int rev_list_insert_ref(const char *refname, const struct object_id *oid) static int rev_list_insert_ref_oid(const char *refname, const struct object_id *oid, int flag, void *cb_data) { - return rev_list_insert_ref(refname, oid); -} - -static int clear_marks(const char *refname, const struct object_id *oid, - int flag, void *cb_data) -{ - struct object *o = deref_tag(parse_object(oid), refname, 0); - - if (o && o->type == OBJ_COMMIT) - clear_commit_marks((struct commit *)o, - COMMON | COMMON_REF | SEEN | POPPED); - return 0; -} - -/* - This function marks a rev and its ancestors as common. - In some cases, it is desirable to mark only the ancestors (for example - when only the server does not yet know that they are common). -*/ - -static void mark_common(struct commit *commit, - int ancestors_only, int dont_parse) -{ - if (commit != NULL && !(commit->object.flags & COMMON)) { - struct object *o = (struct object *)commit; - - if (!ancestors_only) - o->flags |= COMMON; - - if (!(o->flags & SEEN)) - rev_list_push(commit, SEEN); - else { - struct commit_list *parents; - - if (!ancestors_only && !(o->flags & POPPED)) - non_common_revs--; - if (!o->parsed && !dont_parse) - if (parse_commit(commit)) - return; - - for (parents = commit->parents; - parents; - parents = parents->next) - mark_common(parents->item, 0, dont_parse); - } - } -} - -/* - Get the next rev to send, ignoring the common. -*/ - -static const struct object_id *get_rev(void) -{ - struct commit *commit = NULL; - - while (commit == NULL) { - unsigned int mark; - struct commit_list *parents; - - if (rev_list.nr == 0 || non_common_revs == 0) - return NULL; - - commit = prio_queue_get(&rev_list); - parse_commit(commit); - parents = commit->parents; - - commit->object.flags |= POPPED; - if (!(commit->object.flags & COMMON)) - non_common_revs--; - - if (commit->object.flags & COMMON) { - /* do not send "have", and ignore ancestors */ - commit = NULL; - mark = COMMON | SEEN; - } else if (commit->object.flags & COMMON_REF) - /* send "have", and ignore ancestors */ - mark = COMMON | SEEN; - else - /* send "have", also for its ancestors */ - mark = SEEN; - - while (parents) { - if (!(parents->item->object.flags & SEEN)) - rev_list_push(parents->item, mark); - if (mark & COMMON) - mark_common(parents->item, 1, 0); - parents = parents->next; - } - } - - return &commit->object.oid; + return rev_list_insert_ref(cb_data, refname, oid); } enum ack_type { @@ -297,9 +192,10 @@ static void send_request(struct fetch_pack_args *args, write_or_die(fd, buf->buf, buf->len); } -static void insert_one_alternate_object(struct object *obj) +static void insert_one_alternate_object(struct fetch_negotiator *negotiator, + struct object *obj) { - rev_list_insert_ref(NULL, &obj->oid); + rev_list_insert_ref(negotiator, NULL, &obj->oid); } #define INITIAL_FLUSH 16 @@ -322,7 +218,24 @@ static int next_flush(int stateless_rpc, int count) return count; } -static int find_common(struct fetch_pack_args *args, +static void mark_tips(struct fetch_negotiator *negotiator, + const struct oid_array *negotiation_tips) +{ + int i; + + if (!negotiation_tips) { + for_each_ref(rev_list_insert_ref_oid, negotiator); + return; + } + + for (i = 0; i < negotiation_tips->nr; i++) + rev_list_insert_ref(negotiator, NULL, + &negotiation_tips->oid[i]); + return; +} + +static int find_common(struct fetch_negotiator *negotiator, + struct fetch_pack_args *args, int fd[2], struct object_id *result_oid, struct ref *refs) { @@ -337,12 +250,9 @@ static int find_common(struct fetch_pack_args *args, if (args->stateless_rpc && multi_ack == 1) die(_("--stateless-rpc requires multi_ack_detailed")); - if (marked) - for_each_ref(clear_marks, NULL); - marked = 1; - for_each_ref(rev_list_insert_ref_oid, NULL); - for_each_cached_alternate(insert_one_alternate_object); + mark_tips(negotiator, args->negotiation_tips); + for_each_cached_alternate(negotiator, insert_one_alternate_object); fetching = 0; for ( ; refs ; refs = refs->next) { @@ -360,7 +270,7 @@ static int find_common(struct fetch_pack_args *args, * interested in the case we *know* the object is * reachable and we have already scanned it. */ - if (((o = lookup_object(remote->hash)) != NULL) && + if (((o = lookup_object(the_repository, remote->hash)) != NULL) && (o->flags & COMPLETE)) { continue; } @@ -434,10 +344,10 @@ static int find_common(struct fetch_pack_args *args, if (skip_prefix(line, "unshallow ", &arg)) { if (get_oid_hex(arg, &oid)) die(_("invalid unshallow line: %s"), line); - if (!lookup_object(oid.hash)) + if (!lookup_object(the_repository, oid.hash)) die(_("object not found: %s"), line); /* make sure that it is parsed as shallow */ - if (!parse_object(&oid)) + if (!parse_object(the_repository, &oid)) die(_("error in object: %s"), line); if (unregister_shallow(&oid)) die(_("no shallow found: %s"), line); @@ -460,7 +370,7 @@ static int find_common(struct fetch_pack_args *args, retval = -1; if (args->no_dependents) goto done; - while ((oid = get_rev())) { + while ((oid = negotiator->next(negotiator))) { packet_buf_write(&req_buf, "have %s\n", oid_to_hex(oid)); print_verbose(args, "have %s", oid_to_hex(oid)); in_vain++; @@ -496,12 +406,16 @@ static int find_common(struct fetch_pack_args *args, case ACK_ready: case ACK_continue: { struct commit *commit = - lookup_commit(result_oid); + lookup_commit(the_repository, + result_oid); + int was_common; + if (!commit) die(_("invalid commit %s"), oid_to_hex(result_oid)); + was_common = negotiator->ack(negotiator, commit); if (args->stateless_rpc && ack == ACK_common - && !(commit->object.flags & COMMON)) { + && !was_common) { /* We need to replay the have for this object * on the next RPC request so the peer knows * it is in common with us. @@ -518,13 +432,10 @@ static int find_common(struct fetch_pack_args *args, } else if (!args->stateless_rpc || ack != ACK_common) in_vain = 0; - mark_common(commit, 0, 1); retval = 0; got_continue = 1; - if (ack == ACK_ready) { - clear_prio_queue(&rev_list); + if (ack == ACK_ready) got_ready = 1; - } break; } } @@ -534,6 +445,8 @@ static int find_common(struct fetch_pack_args *args, print_verbose(args, _("giving up")); break; /* give up */ } + if (got_ready) + break; } } done: @@ -570,14 +483,14 @@ static struct commit_list *complete; static int mark_complete(const struct object_id *oid) { - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); while (o && o->type == OBJ_TAG) { struct tag *t = (struct tag *) o; if (!t->tagged) break; /* broken repository */ o->flags |= COMPLETE; - o = parse_object(&t->tagged->oid); + o = parse_object(the_repository, &t->tagged->oid); } if (o && o->type == OBJ_COMMIT) { struct commit *commit = (struct commit *)o; @@ -708,7 +621,8 @@ static void filter_refs(struct fetch_pack_args *args, *refs = newlist; } -static void mark_alternate_complete(struct object *obj) +static void mark_alternate_complete(struct fetch_negotiator *unused, + struct object *obj) { mark_complete(&obj->oid); } @@ -735,12 +649,21 @@ static int add_loose_objects_to_set(const struct object_id *oid, return 0; } -static int everything_local(struct fetch_pack_args *args, - struct ref **refs, - struct ref **sought, int nr_sought) +/* + * Mark recent commits available locally and reachable from a local ref as + * COMPLETE. If args->no_dependents is false, also mark COMPLETE remote refs as + * COMMON_REF (otherwise, we are not planning to participate in negotiation, and + * thus do not need COMMON_REF marks). + * + * The cutoff time for recency is determined by this heuristic: it is the + * earliest commit time of the objects in refs that are commits and that we know + * the commit time of. + */ +static void mark_complete_and_common_ref(struct fetch_negotiator *negotiator, + struct fetch_pack_args *args, + struct ref **refs) { struct ref *ref; - int retval; int old_save_commit_buffer = save_commit_buffer; timestamp_t cutoff = 0; struct oidset loose_oid_set = OIDSET_INIT; @@ -768,7 +691,7 @@ static int everything_local(struct fetch_pack_args *args, if (!has_object_file_with_flags(&ref->old_oid, flags)) continue; - o = parse_object(&ref->old_oid); + o = parse_object(the_repository, &ref->old_oid); if (!o) continue; @@ -788,7 +711,7 @@ static int everything_local(struct fetch_pack_args *args, if (!args->no_dependents) { if (!args->deepen) { for_each_ref(mark_complete_oid, NULL); - for_each_cached_alternate(mark_alternate_complete); + for_each_cached_alternate(NULL, mark_alternate_complete); commit_list_sort_by_date(&complete); if (cutoff) mark_recent_complete_commits(args, cutoff); @@ -799,27 +722,37 @@ static int everything_local(struct fetch_pack_args *args, * Don't mark them common yet; the server has to be told so first. */ for (ref = *refs; ref; ref = ref->next) { - struct object *o = deref_tag(lookup_object(ref->old_oid.hash), + struct object *o = deref_tag(the_repository, + lookup_object(the_repository, + ref->old_oid.hash), NULL, 0); if (!o || o->type != OBJ_COMMIT || !(o->flags & COMPLETE)) continue; - if (!(o->flags & SEEN)) { - rev_list_push((struct commit *)o, COMMON_REF | SEEN); - - mark_common((struct commit *)o, 1, 1); - } + negotiator->known_common(negotiator, + (struct commit *)o); } } - filter_refs(args, refs, sought, nr_sought); + save_commit_buffer = old_save_commit_buffer; +} + +/* + * Returns 1 if every object pointed to by the given remote refs is available + * locally and reachable from a local ref, and 0 otherwise. + */ +static int everything_local(struct fetch_pack_args *args, + struct ref **refs) +{ + struct ref *ref; + int retval; for (retval = 1, ref = *refs; ref ; ref = ref->next) { const struct object_id *remote = &ref->old_oid; struct object *o; - o = lookup_object(remote->hash); + o = lookup_object(the_repository, remote->hash); if (!o || !(o->flags & COMPLETE)) { retval = 0; print_verbose(args, "want %s (%s)", oid_to_hex(remote), @@ -830,8 +763,6 @@ static int everything_local(struct fetch_pack_args *args, ref->name); } - save_commit_buffer = old_save_commit_buffer; - return retval; } @@ -982,6 +913,8 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args, struct object_id oid; const char *agent_feature; int agent_len; + struct fetch_negotiator negotiator; + fetch_negotiator_init(&negotiator, negotiation_algorithm); sort_ref_list(&ref, ref_compare_name); QSORT(sought, nr_sought, cmp_ref_by_name); @@ -1054,11 +987,13 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args, if (!server_supports("deepen-relative") && args->deepen_relative) die(_("Server does not support --deepen")); - if (everything_local(args, &ref, sought, nr_sought)) { + mark_complete_and_common_ref(&negotiator, args, &ref); + filter_refs(args, &ref, sought, nr_sought); + if (everything_local(args, &ref)) { packet_flush(fd[1]); goto all_done; } - if (find_common(args, fd, &oid, ref) < 0) + if (find_common(&negotiator, args, fd, &oid, ref) < 0) if (!args->keep_pack) /* When cloning, it is not unusual to have * no common commit. @@ -1078,6 +1013,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args, die(_("git fetch-pack: fetch failed.")); all_done: + negotiator.release(&negotiator); return ref; } @@ -1103,9 +1039,10 @@ static void add_shallow_requests(struct strbuf *req_buf, static void add_wants(const struct ref *wants, struct strbuf *req_buf) { + int use_ref_in_want = server_supports_feature("fetch", "ref-in-want", 0); + for ( ; wants ; wants = wants->next) { const struct object_id *remote = &wants->old_oid; - const char *remote_hex; struct object *o; /* @@ -1118,13 +1055,15 @@ static void add_wants(const struct ref *wants, struct strbuf *req_buf) * interested in the case we *know* the object is * reachable and we have already scanned it. */ - if (((o = lookup_object(remote->hash)) != NULL) && + if (((o = lookup_object(the_repository, remote->hash)) != NULL) && (o->flags & COMPLETE)) { continue; } - remote_hex = oid_to_hex(remote); - packet_buf_write(req_buf, "want %s\n", remote_hex); + if (!use_ref_in_want || wants->exact_oid) + packet_buf_write(req_buf, "want %s\n", oid_to_hex(remote)); + else + packet_buf_write(req_buf, "want-ref %s\n", wants->name); } } @@ -1139,13 +1078,15 @@ static void add_common(struct strbuf *req_buf, struct oidset *common) } } -static int add_haves(struct strbuf *req_buf, int *haves_to_send, int *in_vain) +static int add_haves(struct fetch_negotiator *negotiator, + struct strbuf *req_buf, + int *haves_to_send, int *in_vain) { int ret = 0; int haves_added = 0; const struct object_id *oid; - while ((oid = get_rev())) { + while ((oid = negotiator->next(negotiator))) { packet_buf_write(req_buf, "have %s\n", oid_to_hex(oid)); if (++haves_added >= *haves_to_send) break; @@ -1164,7 +1105,8 @@ static int add_haves(struct strbuf *req_buf, int *haves_to_send, int *in_vain) return ret; } -static int send_fetch_request(int fd_out, const struct fetch_pack_args *args, +static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out, + const struct fetch_pack_args *args, const struct ref *wants, struct oidset *common, int *haves_to_send, int *in_vain) { @@ -1220,7 +1162,7 @@ static int send_fetch_request(int fd_out, const struct fetch_pack_args *args, add_common(&req_buf, common); /* Add initial haves */ - ret = add_haves(&req_buf, haves_to_send, in_vain); + ret = add_haves(negotiator, &req_buf, haves_to_send, in_vain); } /* Send request */ @@ -1257,7 +1199,9 @@ static int process_section_header(struct packet_reader *reader, return ret; } -static int process_acks(struct packet_reader *reader, struct oidset *common) +static int process_acks(struct fetch_negotiator *negotiator, + struct packet_reader *reader, + struct oidset *common) { /* received */ int received_ready = 0; @@ -1275,14 +1219,13 @@ static int process_acks(struct packet_reader *reader, struct oidset *common) if (!get_oid_hex(arg, &oid)) { struct commit *commit; oidset_insert(common, &oid); - commit = lookup_commit(&oid); - mark_common(commit, 0, 1); + commit = lookup_commit(the_repository, &oid); + negotiator->ack(negotiator, commit); } continue; } if (!strcmp(reader->line, "ready")) { - clear_prio_queue(&rev_list); received_ready = 1; continue; } @@ -1315,10 +1258,10 @@ static void receive_shallow_info(struct fetch_pack_args *args, if (skip_prefix(reader->line, "unshallow ", &arg)) { if (get_oid_hex(arg, &oid)) die(_("invalid unshallow line: %s"), reader->line); - if (!lookup_object(oid.hash)) + if (!lookup_object(the_repository, oid.hash)) die(_("object not found: %s"), reader->line); /* make sure that it is parsed as shallow */ - if (!parse_object(&oid)) + if (!parse_object(the_repository, &oid)) die(_("error in object: %s"), reader->line); if (unregister_shallow(&oid)) die(_("no shallow found: %s"), reader->line); @@ -1335,6 +1278,32 @@ static void receive_shallow_info(struct fetch_pack_args *args, args->deepen = 1; } +static void receive_wanted_refs(struct packet_reader *reader, struct ref *refs) +{ + process_section_header(reader, "wanted-refs", 0); + while (packet_reader_read(reader) == PACKET_READ_NORMAL) { + struct object_id oid; + const char *end; + struct ref *r = NULL; + + if (parse_oid_hex(reader->line, &oid, &end) || *end++ != ' ') + die("expected wanted-ref, got '%s'", reader->line); + + for (r = refs; r; r = r->next) { + if (!strcmp(end, r->name)) { + oidcpy(&r->old_oid, &oid); + break; + } + } + + if (!r) + die("unexpected wanted-ref: '%s'", reader->line); + } + + if (reader->status != PACKET_READ_DELIM) + die("error processing wanted refs: %d", reader->status); +} + enum fetch_state { FETCH_CHECK_LOCAL = 0, FETCH_SEND_REQUEST, @@ -1355,6 +1324,8 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, struct packet_reader reader; int in_vain = 0; int haves_to_send = INITIAL_FLUSH; + struct fetch_negotiator negotiator; + fetch_negotiator_init(&negotiator, negotiation_algorithm); packet_reader_init(&reader, fd[0], NULL, 0, PACKET_READ_CHOMP_NEWLINE); @@ -1370,21 +1341,21 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, if (args->depth > 0 || args->deepen_since || args->deepen_not) args->deepen = 1; - if (marked) - for_each_ref(clear_marks, NULL); - marked = 1; - - for_each_ref(rev_list_insert_ref_oid, NULL); - for_each_cached_alternate(insert_one_alternate_object); - /* Filter 'ref' by 'sought' and those that aren't local */ - if (everything_local(args, &ref, sought, nr_sought)) + mark_complete_and_common_ref(&negotiator, args, &ref); + filter_refs(args, &ref, sought, nr_sought); + if (everything_local(args, &ref)) state = FETCH_DONE; else state = FETCH_SEND_REQUEST; + + mark_tips(&negotiator, args->negotiation_tips); + for_each_cached_alternate(&negotiator, + insert_one_alternate_object); break; case FETCH_SEND_REQUEST: - if (send_fetch_request(fd[1], args, ref, &common, + if (send_fetch_request(&negotiator, fd[1], args, ref, + &common, &haves_to_send, &in_vain)) state = FETCH_GET_PACK; else @@ -1392,7 +1363,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, break; case FETCH_PROCESS_ACKS: /* Process ACKs/NAKs */ - switch (process_acks(&reader, &common)) { + switch (process_acks(&negotiator, &reader, &common)) { case 2: state = FETCH_GET_PACK; break; @@ -1409,6 +1380,9 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, if (process_section_header(&reader, "shallow-info", 1)) receive_shallow_info(args, &reader); + if (process_section_header(&reader, "wanted-refs", 1)) + receive_wanted_refs(&reader, ref); + /* get the pack */ process_section_header(&reader, "packfile", 0); if (get_pack(args, fd, pack_lockfile)) @@ -1421,6 +1395,7 @@ static struct ref *do_fetch_pack_v2(struct fetch_pack_args *args, } } + negotiator.release(&negotiator); oidset_clear(&common); return ref; } @@ -1432,6 +1407,8 @@ static void fetch_pack_config(void) git_config_get_bool("repack.usedeltabaseoffset", &prefer_ofs_delta); git_config_get_bool("fetch.fsckobjects", &fetch_fsck_objects); git_config_get_bool("transfer.fsckobjects", &transfer_fsck_objects); + git_config_get_string("fetch.negotiationalgorithm", + &negotiation_algorithm); git_config(git_default_config, NULL); } @@ -1471,12 +1448,13 @@ static int remove_duplicates_in_refs(struct ref **ref, int nr) } static void update_shallow(struct fetch_pack_args *args, - struct ref **sought, int nr_sought, + struct ref *refs, struct shallow_info *si) { struct oid_array ref = OID_ARRAY_INIT; int *status; int i; + struct ref *r; if (args->deepen && alternate_shallow_file) { if (*alternate_shallow_file == '\0') { /* --unshallow */ @@ -1518,8 +1496,8 @@ static void update_shallow(struct fetch_pack_args *args, remove_nonexistent_theirs_shallow(si); if (!si->nr_ours && !si->nr_theirs) return; - for (i = 0; i < nr_sought; i++) - oid_array_append(&ref, &sought[i]->old_oid); + for (r = refs; r; r = r->next) + oid_array_append(&ref, &r->old_oid); si->ref = &ref; if (args->update_shallow) { @@ -1553,17 +1531,29 @@ static void update_shallow(struct fetch_pack_args *args, * remote is also shallow, check what ref is safe to update * without updating .git/shallow */ - status = xcalloc(nr_sought, sizeof(*status)); + status = xcalloc(ref.nr, sizeof(*status)); assign_shallow_commits_to_refs(si, NULL, status); if (si->nr_ours || si->nr_theirs) { - for (i = 0; i < nr_sought; i++) + for (r = refs, i = 0; r; r = r->next, i++) if (status[i]) - sought[i]->status = REF_STATUS_REJECT_SHALLOW; + r->status = REF_STATUS_REJECT_SHALLOW; } free(status); oid_array_clear(&ref); } +static int iterate_ref_map(void *cb_data, struct object_id *oid) +{ + struct ref **rm = cb_data; + struct ref *ref = *rm; + + if (!ref) + return -1; /* end of the list */ + *rm = ref->next; + oidcpy(oid, &ref->old_oid); + return 0; +} + struct ref *fetch_pack(struct fetch_pack_args *args, int fd[], struct child_process *conn, const struct ref *ref, @@ -1592,7 +1582,25 @@ struct ref *fetch_pack(struct fetch_pack_args *args, ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought, &si, pack_lockfile); reprepare_packed_git(the_repository); - update_shallow(args, sought, nr_sought, &si); + + if (!args->cloning && args->deepen) { + struct check_connected_options opt = CHECK_CONNECTED_INIT; + struct ref *iterator = ref_cpy; + opt.shallow_file = alternate_shallow_file; + if (args->deepen) + opt.is_deepening_fetch = 1; + if (check_connected(iterate_ref_map, &iterator, &opt)) { + error(_("remote did not send all necessary objects")); + free_refs(ref_cpy); + ref_cpy = NULL; + rollback_lock_file(&shallow_lock); + goto cleanup; + } + args->connectivity_checked = 1; + } + + update_shallow(args, ref_cpy, &si); +cleanup: clear_shallow_info(&si); return ref_cpy; } diff --git a/fetch-pack.h b/fetch-pack.h index bb45a366a8..5b6e868802 100644 --- a/fetch-pack.h +++ b/fetch-pack.h @@ -16,6 +16,13 @@ struct fetch_pack_args { const struct string_list *deepen_not; struct list_objects_filter_options filter_options; const struct string_list *server_options; + + /* + * If not NULL, during packfile negotiation, fetch-pack will send "have" + * lines only with these tips and their ancestors. + */ + const struct oid_array *negotiation_tips; + unsigned deepen_relative:1; unsigned quiet:1; unsigned keep_pack:1; @@ -41,6 +48,21 @@ struct fetch_pack_args { * regardless of which object flags it uses (if any). */ unsigned no_dependents:1; + + /* + * Because fetch_pack() overwrites the shallow file upon a + * successful deepening non-clone fetch, if this struct + * specifies such a fetch, fetch_pack() needs to perform a + * connectivity check before deciding if a fetch is successful + * (and overwriting the shallow file). fetch_pack() sets this + * field to 1 if such a connectivity check was performed. + * + * This is different from check_self_contained_and_connected + * in that the former allows existing objects in the + * repository to satisfy connectivity needs, whereas the + * latter doesn't. + */ + unsigned connectivity_checked:1; }; /* @@ -1,5 +1,6 @@ #include "cache.h" #include "object-store.h" +#include "repository.h" #include "object.h" #include "blob.h" #include "tree.h" @@ -63,7 +64,7 @@ static struct oidset gitmodules_done = OIDSET_INIT; FUNC(ZERO_PADDED_DATE, ERROR) \ FUNC(GITMODULES_MISSING, ERROR) \ FUNC(GITMODULES_BLOB, ERROR) \ - FUNC(GITMODULES_PARSE, ERROR) \ + FUNC(GITMODULES_LARGE, ERROR) \ FUNC(GITMODULES_NAME, ERROR) \ FUNC(GITMODULES_SYMLINK, ERROR) \ /* warnings */ \ @@ -77,6 +78,7 @@ static struct oidset gitmodules_done = OIDSET_INIT; FUNC(ZERO_PADDED_FILEMODE, WARN) \ FUNC(NUL_IN_COMMIT, WARN) \ /* infos (reported as warnings, but ignored by default) */ \ + FUNC(GITMODULES_PARSE, INFO) \ FUNC(BAD_TAG_NAME, INFO) \ FUNC(MISSING_TAGGER_ENTRY, INFO) @@ -316,6 +318,13 @@ static void append_msg_id(struct strbuf *sb, const char *msg_id) strbuf_addstr(sb, ": "); } +static int object_on_skiplist(struct fsck_options *opts, struct object *obj) +{ + if (opts && opts->skiplist && obj) + return oid_array_lookup(opts->skiplist, &obj->oid) >= 0; + return 0; +} + __attribute__((format (printf, 4, 5))) static int report(struct fsck_options *options, struct object *object, enum fsck_msg_id id, const char *fmt, ...) @@ -327,8 +336,7 @@ static int report(struct fsck_options *options, struct object *object, if (msg_type == FSCK_IGNORE) return 0; - if (options->skiplist && object && - oid_array_lookup(options->skiplist, &object->oid) >= 0) + if (object_on_skiplist(options, object)) return 0; if (msg_type == FSCK_FATAL) @@ -406,14 +414,14 @@ static int fsck_walk_tree(struct tree *tree, void *data, struct fsck_options *op continue; if (S_ISDIR(entry.mode)) { - obj = (struct object *)lookup_tree(entry.oid); + obj = (struct object *)lookup_tree(the_repository, entry.oid); if (name && obj) put_object_name(options, obj, "%s%s/", name, entry.path); result = options->walk(obj, OBJ_TREE, data, options); } else if (S_ISREG(entry.mode) || S_ISLNK(entry.mode)) { - obj = (struct object *)lookup_blob(entry.oid); + obj = (struct object *)lookup_blob(the_repository, entry.oid); if (name && obj) put_object_name(options, obj, "%s%s", name, entry.path); @@ -511,7 +519,7 @@ int fsck_walk(struct object *obj, void *data, struct fsck_options *options) return -1; if (obj->type == OBJ_NONE) - parse_object(&obj->oid); + parse_object(the_repository, &obj->oid); switch (obj->type) { case OBJ_BLOB: @@ -993,11 +1001,15 @@ static int fsck_blob(struct blob *blob, const char *buf, unsigned long size, struct fsck_options *options) { struct fsck_gitmodules_data data; + struct config_options config_opts = { 0 }; if (!oidset_contains(&gitmodules_found, &blob->object.oid)) return 0; oidset_insert(&gitmodules_done, &blob->object.oid); + if (object_on_skiplist(options, &blob->object)) + return 0; + if (!buf) { /* * A missing buffer here is a sign that the caller found the @@ -1005,15 +1017,16 @@ static int fsck_blob(struct blob *blob, const char *buf, * that an error. */ return report(options, &blob->object, - FSCK_MSG_GITMODULES_PARSE, + FSCK_MSG_GITMODULES_LARGE, ".gitmodules too large to parse"); } data.obj = &blob->object; data.options = options; data.ret = 0; + config_opts.error_action = CONFIG_ERROR_SILENT; if (git_config_from_mem(fsck_gitmodules_fn, CONFIG_ORIGIN_BLOB, - ".gitmodules", buf, size, &data)) + ".gitmodules", buf, size, &data, &config_opts)) data.ret |= report(options, &blob->object, FSCK_MSG_GITMODULES_PARSE, "could not parse gitmodules blob"); @@ -1069,7 +1082,7 @@ int fsck_finish(struct fsck_options *options) if (oidset_contains(&gitmodules_done, oid)) continue; - blob = lookup_blob(oid); + blob = lookup_blob(the_repository, oid); if (!blob) { struct object *obj = lookup_unknown_object(oid->hash); ret |= report(options, obj, diff --git a/git-rebase.sh b/git-legacy-rebase.sh index 48bc84456a..7600765f54 100755 --- a/git-rebase.sh +++ b/git-legacy-rebase.sh @@ -20,23 +20,23 @@ onto=! rebase onto given branch instead of upstream r,rebase-merges? try to rebase merges instead of skipping them p,preserve-merges! try to recreate merges instead of ignoring them s,strategy=! use the given merge strategy +X,strategy-option=! pass the argument through to the merge strategy no-ff! cherry-pick all commits, even if unchanged +f,force-rebase! cherry-pick all commits, even if unchanged m,merge! use merging strategies to rebase i,interactive! let the user edit the list of commits to rebase x,exec=! add exec lines after each commit of the editable list k,keep-empty preserve empty commits during rebase allow-empty-message allow rebasing commits with empty messages -f,force-rebase! force rebase even if branch is up to date -X,strategy-option=! pass the argument through to the merge strategy stat! display a diffstat of what changed upstream n,no-stat! do not show diffstat of what changed upstream verify allow pre-rebase hook to run rerere-autoupdate allow rerere to update index with resolved conflicts root! rebase all reachable commits up to the root(s) autosquash move commits that begin with squash!/fixup! under -i +signoff add a Signed-off-by: line to each commit committer-date-is-author-date! passed to 'git am' ignore-date! passed to 'git am' -signoff passed to 'git am' whitespace=! passed to 'git apply' ignore-whitespace! passed to 'git apply' C=! passed to 'git apply' @@ -57,12 +57,7 @@ cd_to_toplevel LF=' ' ok_to_skip_pre_rebase= -resolvemsg=" -$(gettext 'Resolve all conflicts manually, mark them as resolved with -"git add/rm <conflicted_files>", then run "git rebase --continue". -You can instead skip this commit: run "git rebase --skip". -To abort and get back to the state before "git rebase", run "git rebase --abort".') -" + squash_onto= unset onto unset restrict_revision @@ -95,13 +90,14 @@ rebase_cousins= preserve_merges= autosquash= keep_empty= -allow_empty_message= +allow_empty_message=--allow-empty-message signoff= test "$(git config --bool rebase.autosquash)" = "true" && autosquash=t case "$(git config --bool commit.gpgsign)" in true) gpg_sign_opt=-S ;; *) gpg_sign_opt= ;; esac +. git-rebase--common read_basic_state () { test -f "$state_dir/head-name" && @@ -132,67 +128,6 @@ read_basic_state () { } } -write_basic_state () { - echo "$head_name" > "$state_dir"/head-name && - echo "$onto" > "$state_dir"/onto && - echo "$orig_head" > "$state_dir"/orig-head && - echo "$GIT_QUIET" > "$state_dir"/quiet && - test t = "$verbose" && : > "$state_dir"/verbose - test -n "$strategy" && echo "$strategy" > "$state_dir"/strategy - test -n "$strategy_opts" && echo "$strategy_opts" > \ - "$state_dir"/strategy_opts - test -n "$allow_rerere_autoupdate" && echo "$allow_rerere_autoupdate" > \ - "$state_dir"/allow_rerere_autoupdate - test -n "$gpg_sign_opt" && echo "$gpg_sign_opt" > "$state_dir"/gpg_sign_opt - test -n "$signoff" && echo "$signoff" >"$state_dir"/signoff -} - -output () { - case "$verbose" in - '') - output=$("$@" 2>&1 ) - status=$? - test $status != 0 && printf "%s\n" "$output" - return $status - ;; - *) - "$@" - ;; - esac -} - -move_to_original_branch () { - case "$head_name" in - refs/*) - message="rebase finished: $head_name onto $onto" - git update-ref -m "$message" \ - $head_name $(git rev-parse HEAD) $orig_head && - git symbolic-ref \ - -m "rebase finished: returning to $head_name" \ - HEAD $head_name || - die "$(eval_gettext "Could not move back to \$head_name")" - ;; - esac -} - -apply_autostash () { - if test -f "$state_dir/autostash" - then - stash_sha1=$(cat "$state_dir/autostash") - if git stash apply $stash_sha1 >/dev/null 2>&1 - then - echo "$(gettext 'Applied autostash.')" >&2 - else - git stash store -m "autostash" -q $stash_sha1 || - die "$(eval_gettext "Cannot store \$stash_sha1")" - gettext 'Applying autostash resulted in conflicts. -Your changes are safe in the stash. -You can run "git stash pop" or "git stash drop" at any time. -' >&2 - fi - fi -} - finish_rebase () { rm -f "$(git rev-parse --git-path REBASE_HEAD)" apply_autostash && @@ -558,6 +493,24 @@ then git_format_patch_opt="$git_format_patch_opt --progress" fi +if test -n "$git_am_opt"; then + incompatible_opts=$(echo " $git_am_opt " | \ + sed -e 's/ -q / /g' -e 's/^ \(.*\) $/\1/') + if test -n "$interactive_rebase" + then + if test -n "$incompatible_opts" + then + die "$(gettext "error: cannot combine interactive options (--interactive, --exec, --rebase-merges, --preserve-merges, --keep-empty, --root + --onto) with am options ($incompatible_opts)")" + fi + fi + if test -n "$do_merge"; then + if test -n "$incompatible_opts" + then + die "$(gettext "error: cannot combine merge options (--merge, --strategy, --strategy-option) with am options ($incompatible_opts)")" + fi + fi +fi + if test -n "$signoff" then test -n "$preserve_merges" && @@ -566,6 +519,23 @@ then force_rebase=t fi +if test -n "$preserve_merges" +then + # Note: incompatibility with --signoff handled in signoff block above + # Note: incompatibility with --interactive is just a strong warning; + # git-rebase.txt caveats with "unless you know what you are doing" + test -n "$rebase_merges" && + die "$(gettext "error: cannot combine '--preserve_merges' with '--rebase-merges'")" +fi + +if test -n "$rebase_merges" +then + test -n "$strategy_opts" && + die "$(gettext "error: cannot combine '--rebase_merges' with '--strategy-option'")" + test -n "$strategy" && + die "$(gettext "error: cannot combine '--rebase_merges' with '--strategy'")" +fi + if test -z "$rebase_root" then case "$#" in diff --git a/git-rebase--common.sh b/git-rebase--common.sh new file mode 100644 index 0000000000..7e39d22871 --- /dev/null +++ b/git-rebase--common.sh @@ -0,0 +1,68 @@ + +resolvemsg=" +$(gettext 'Resolve all conflicts manually, mark them as resolved with +"git add/rm <conflicted_files>", then run "git rebase --continue". +You can instead skip this commit: run "git rebase --skip". +To abort and get back to the state before "git rebase", run "git rebase --abort".') +" + +write_basic_state () { + echo "$head_name" > "$state_dir"/head-name && + echo "$onto" > "$state_dir"/onto && + echo "$orig_head" > "$state_dir"/orig-head && + echo "$GIT_QUIET" > "$state_dir"/quiet && + test t = "$verbose" && : > "$state_dir"/verbose + test -n "$strategy" && echo "$strategy" > "$state_dir"/strategy + test -n "$strategy_opts" && echo "$strategy_opts" > \ + "$state_dir"/strategy_opts + test -n "$allow_rerere_autoupdate" && echo "$allow_rerere_autoupdate" > \ + "$state_dir"/allow_rerere_autoupdate + test -n "$gpg_sign_opt" && echo "$gpg_sign_opt" > "$state_dir"/gpg_sign_opt + test -n "$signoff" && echo "$signoff" >"$state_dir"/signoff +} + +apply_autostash () { + if test -f "$state_dir/autostash" + then + stash_sha1=$(cat "$state_dir/autostash") + if git stash apply $stash_sha1 >/dev/null 2>&1 + then + echo "$(gettext 'Applied autostash.')" >&2 + else + git stash store -m "autostash" -q $stash_sha1 || + die "$(eval_gettext "Cannot store \$stash_sha1")" + gettext 'Applying autostash resulted in conflicts. +Your changes are safe in the stash. +You can run "git stash pop" or "git stash drop" at any time. +' >&2 + fi + fi +} + +move_to_original_branch () { + case "$head_name" in + refs/*) + message="rebase finished: $head_name onto $onto" + git update-ref -m "$message" \ + $head_name $(git rev-parse HEAD) $orig_head && + git symbolic-ref \ + -m "rebase finished: returning to $head_name" \ + HEAD $head_name || + die "$(eval_gettext "Could not move back to \$head_name")" + ;; + esac +} + +output () { + case "$verbose" in + '') + output=$("$@" 2>&1 ) + status=$? + test $status != 0 && printf "%s\n" "$output" + return $status + ;; + *) + "$@" + ;; + esac +} diff --git a/git-rebase--preserve-merges.sh b/git-rebase--preserve-merges.sh index d43b4b582e..afbb65765d 100644 --- a/git-rebase--preserve-merges.sh +++ b/git-rebase--preserve-merges.sh @@ -891,9 +891,9 @@ $comment_char $(eval_ngettext \ EOF append_todo_help gettext " - However, if you remove everything, the rebase will be aborted. +However, if you remove everything, the rebase will be aborted. - " | git stripspace --comment-lines >>"$todo" +" | git stripspace --comment-lines >>"$todo" if test -z "$keep_empty" then diff --git a/git-send-email.perl b/git-send-email.perl index 8ec70e58ed..2be5dac337 100755 --- a/git-send-email.perl +++ b/git-send-email.perl @@ -231,7 +231,7 @@ my ($validate, $confirm); my (@suppress_cc); my ($auto_8bit_encoding); my ($compose_encoding); -my ($target_xfer_encoding); +my $target_xfer_encoding = 'auto'; my ($debug_net_smtp) = 0; # Net::SMTP, see send_message() @@ -645,7 +645,7 @@ if (@rev_list_opts) { if ($validate) { foreach my $f (@files) { unless (-p $f) { - my $error = validate_patch($f); + my $error = validate_patch($f, $target_xfer_encoding); $error and die sprintf(__("fatal: %s: %s\nwarning: no patches were sent\n"), $f, $error); } @@ -1479,7 +1479,7 @@ EOF SSL => 1); } } - else { + elsif (!$smtp) { $smtp_server_port ||= 25; $smtp ||= Net::SMTP->new($smtp_server, Hello => $smtp_domain, @@ -1501,7 +1501,6 @@ EOF $smtp->starttls(ssl_verify_params()) or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr()); } - $smtp_encryption = ''; # Send EHLO again to receive fresh # supported commands $smtp->hello($smtp_domain); @@ -1737,18 +1736,11 @@ sub process_file { } } } - if (defined $target_xfer_encoding) { - $xfer_encoding = '8bit' if not defined $xfer_encoding; - $message = apply_transfer_encoding( - $message, $xfer_encoding, $target_xfer_encoding); - $xfer_encoding = $target_xfer_encoding; - } - if (defined $xfer_encoding) { - push @xh, "Content-Transfer-Encoding: $xfer_encoding"; - } - if (defined $xfer_encoding or $has_content_type) { - unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version; - } + $xfer_encoding = '8bit' if not defined $xfer_encoding; + ($message, $xfer_encoding) = apply_transfer_encoding( + $message, $xfer_encoding, $target_xfer_encoding); + push @xh, "Content-Transfer-Encoding: $xfer_encoding"; + unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version; $needs_confirm = ( $confirm eq "always" or @@ -1852,13 +1844,16 @@ sub apply_transfer_encoding { $message = MIME::Base64::decode($message) if ($from eq 'base64'); + $to = ($message =~ /.{999,}/) ? 'quoted-printable' : '8bit' + if $to eq 'auto'; + die __("cannot send message as 7bit") if ($to eq '7bit' and $message =~ /[^[:ascii:]]/); - return $message + return ($message, $to) if ($to eq '7bit' or $to eq '8bit'); - return MIME::QuotedPrint::encode($message, "\n", 0) + return (MIME::QuotedPrint::encode($message, "\n", 0), $to) if ($to eq 'quoted-printable'); - return MIME::Base64::encode($message, "\n") + return (MIME::Base64::encode($message, "\n"), $to) if ($to eq 'base64'); die __("invalid transfer encoding"); } @@ -1877,7 +1872,7 @@ sub unique_email_list { } sub validate_patch { - my $fn = shift; + my ($fn, $xfer_encoding) = @_; if ($repo) { my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'), @@ -1897,11 +1892,15 @@ sub validate_patch { return $hook_error if $hook_error; } - open(my $fh, '<', $fn) - or die sprintf(__("unable to open %s: %s\n"), $fn, $!); - while (my $line = <$fh>) { - if (length($line) > 998) { - return sprintf(__("%s: patch contains a line longer than 998 characters"), $.); + # Any long lines will be automatically fixed if we use a suitable transfer + # encoding. + unless ($xfer_encoding =~ /^(?:auto|quoted-printable|base64)$/) { + open(my $fh, '<', $fn) + or die sprintf(__("unable to open %s: %s\n"), $fn, $!); + while (my $line = <$fh>) { + if (length($line) > 998) { + return sprintf(__("%s: patch contains a line longer than 998 characters"), $.); + } } } return; @@ -414,7 +414,10 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) trace_argv_printf(argv, "trace: built-in: git"); + validate_cache_entries(&the_index); status = p->fn(argc, argv, prefix); + validate_cache_entries(&the_index); + if (status) return status; @@ -518,6 +521,12 @@ static struct cmd_struct commands[] = { { "pull", cmd_pull, RUN_SETUP | NEED_WORK_TREE }, { "push", cmd_push, RUN_SETUP }, { "read-tree", cmd_read_tree, RUN_SETUP | SUPPORT_SUPER_PREFIX}, + /* + * NEEDSWORK: Until the rebase is independent and needs no redirection + * to rebase shell script this is kept as is, then should be changed to + * RUN_SETUP | NEED_WORK_TREE + */ + { "rebase", cmd_rebase }, { "rebase--interactive", cmd_rebase__interactive, RUN_SETUP | NEED_WORK_TREE }, { "receive-pack", cmd_receive_pack }, { "reflog", cmd_reflog, RUN_SETUP }, diff --git a/gpg-interface.c b/gpg-interface.c index 0647bd6348..09ddfbc267 100644 --- a/gpg-interface.c +++ b/gpg-interface.c @@ -35,7 +35,7 @@ static struct { { 'R', "\n[GNUPG:] REVKEYSIG "}, }; -void parse_gpg_output(struct signature_check *sigc) +static void parse_gpg_output(struct signature_check *sigc) { const char *buf = sigc->gpg_status; int i; diff --git a/gpg-interface.h b/gpg-interface.h index a5e6517ae6..5ecff4aa0c 100644 --- a/gpg-interface.h +++ b/gpg-interface.h @@ -33,8 +33,6 @@ void signature_check_clear(struct signature_check *sigc); */ size_t parse_signature(const char *buf, size_t size); -void parse_gpg_output(struct signature_check *); - /* * Create a detached signature for the contents of "buffer" and append * it after "signature"; "buffer" and "signature" can be the same @@ -65,6 +65,7 @@ void init_grep_defaults(void) color_set(opt->colors[GREP_COLOR_MATCH_SELECTED], GIT_COLOR_BOLD_RED); color_set(opt->colors[GREP_COLOR_SELECTED], ""); color_set(opt->colors[GREP_COLOR_SEP], GIT_COLOR_CYAN); + opt->only_matching = 0; opt->color = -1; opt->output = std_output; } @@ -159,6 +160,7 @@ void grep_init(struct grep_opt *opt, const char *prefix) opt->pattern_tail = &opt->pattern_list; opt->header_tail = &opt->header_list; + opt->only_matching = def->only_matching; opt->color = def->color; opt->extended_regexp_option = def->extended_regexp_option; opt->pattern_type_option = def->pattern_type_option; @@ -1404,26 +1406,9 @@ static int next_match(struct grep_opt *opt, char *bol, char *eol, return hit; } -static void show_line(struct grep_opt *opt, char *bol, char *eol, - const char *name, unsigned lno, ssize_t cno, char sign) +static void show_line_header(struct grep_opt *opt, const char *name, + unsigned lno, ssize_t cno, char sign) { - int rest = eol - bol; - const char *match_color, *line_color = NULL; - - if (opt->file_break && opt->last_shown == 0) { - if (opt->show_hunk_mark) - opt->output(opt, "\n", 1); - } else if (opt->pre_context || opt->post_context || opt->funcbody) { - if (opt->last_shown == 0) { - if (opt->show_hunk_mark) { - output_color(opt, "--", 2, opt->colors[GREP_COLOR_SEP]); - opt->output(opt, "\n", 1); - } - } else if (lno > opt->last_shown + 1) { - output_color(opt, "--", 2, opt->colors[GREP_COLOR_SEP]); - opt->output(opt, "\n", 1); - } - } if (opt->heading && opt->last_shown == 0) { output_color(opt, name, strlen(name), opt->colors[GREP_COLOR_FILENAME]); opt->output(opt, "\n", 1); @@ -1451,38 +1436,78 @@ static void show_line(struct grep_opt *opt, char *bol, char *eol, output_color(opt, buf, strlen(buf), opt->colors[GREP_COLOR_COLUMNNO]); output_sep(opt, sign); } - if (opt->color) { +} + +static void show_line(struct grep_opt *opt, char *bol, char *eol, + const char *name, unsigned lno, ssize_t cno, char sign) +{ + int rest = eol - bol; + const char *match_color = NULL; + const char *line_color = NULL; + + if (opt->file_break && opt->last_shown == 0) { + if (opt->show_hunk_mark) + opt->output(opt, "\n", 1); + } else if (opt->pre_context || opt->post_context || opt->funcbody) { + if (opt->last_shown == 0) { + if (opt->show_hunk_mark) { + output_color(opt, "--", 2, opt->colors[GREP_COLOR_SEP]); + opt->output(opt, "\n", 1); + } + } else if (lno > opt->last_shown + 1) { + output_color(opt, "--", 2, opt->colors[GREP_COLOR_SEP]); + opt->output(opt, "\n", 1); + } + } + if (!opt->only_matching) { + /* + * In case the line we're being called with contains more than + * one match, leave printing each header to the loop below. + */ + show_line_header(opt, name, lno, cno, sign); + } + if (opt->color || opt->only_matching) { regmatch_t match; enum grep_context ctx = GREP_CONTEXT_BODY; int ch = *eol; int eflags = 0; - if (sign == ':') - match_color = opt->colors[GREP_COLOR_MATCH_SELECTED]; - else - match_color = opt->colors[GREP_COLOR_MATCH_CONTEXT]; - if (sign == ':') - line_color = opt->colors[GREP_COLOR_SELECTED]; - else if (sign == '-') - line_color = opt->colors[GREP_COLOR_CONTEXT]; - else if (sign == '=') - line_color = opt->colors[GREP_COLOR_FUNCTION]; + if (opt->color) { + if (sign == ':') + match_color = opt->colors[GREP_COLOR_MATCH_SELECTED]; + else + match_color = opt->colors[GREP_COLOR_MATCH_CONTEXT]; + if (sign == ':') + line_color = opt->colors[GREP_COLOR_SELECTED]; + else if (sign == '-') + line_color = opt->colors[GREP_COLOR_CONTEXT]; + else if (sign == '=') + line_color = opt->colors[GREP_COLOR_FUNCTION]; + } *eol = '\0'; while (next_match(opt, bol, eol, ctx, &match, eflags)) { if (match.rm_so == match.rm_eo) break; - output_color(opt, bol, match.rm_so, line_color); + if (opt->only_matching) + show_line_header(opt, name, lno, cno, sign); + else + output_color(opt, bol, match.rm_so, line_color); output_color(opt, bol + match.rm_so, match.rm_eo - match.rm_so, match_color); + if (opt->only_matching) + opt->output(opt, "\n", 1); bol += match.rm_eo; + cno += match.rm_eo; rest -= match.rm_eo; eflags = REG_NOTBOL; } *eol = ch; } - output_color(opt, bol, rest, line_color); - opt->output(opt, "\n", 1); + if (!opt->only_matching) { + output_color(opt, bol, rest, line_color); + opt->output(opt, "\n", 1); + } } #ifndef NO_PTHREADS @@ -163,6 +163,7 @@ struct grep_opt { int relative; int pathname; int null_following_name; + int only_matching; int color; int max_depth; int funcname; @@ -50,7 +50,7 @@ int hex_to_bytes(unsigned char *binary, const char *hex, size_t len) int get_sha1_hex(const char *hex, unsigned char *sha1) { int i; - for (i = 0; i < GIT_SHA1_RAWSZ; i++) { + for (i = 0; i < the_hash_algo->rawsz; i++) { int val = hex2chr(hex); if (val < 0) return -1; @@ -69,7 +69,7 @@ int parse_oid_hex(const char *hex, struct object_id *oid, const char **end) { int ret = get_oid_hex(hex, oid); if (!ret) - *end = hex + GIT_SHA1_HEXSZ; + *end = hex + the_hash_algo->hexsz; return ret; } @@ -79,7 +79,7 @@ char *sha1_to_hex_r(char *buffer, const unsigned char *sha1) char *buf = buffer; int i; - for (i = 0; i < GIT_SHA1_RAWSZ; i++) { + for (i = 0; i < the_hash_algo->rawsz; i++) { unsigned int val = *sha1++; *buf++ = hex[val >> 4]; *buf++ = hex[val & 0xf]; diff --git a/http-backend.c b/http-backend.c index adaef16fad..bd0442a805 100644 --- a/http-backend.c +++ b/http-backend.c @@ -436,13 +436,13 @@ static int show_text_ref(const char *name, const struct object_id *oid, { const char *name_nons = strip_namespace(name); struct strbuf *buf = cb_data; - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); if (!o) return 0; strbuf_addf(buf, "%s\t%s\n", oid_to_hex(oid), name_nons); if (o->type == OBJ_TAG) { - o = deref_tag(o, name, 0); + o = deref_tag(the_repository, o, name, 0); if (!o) return 0; strbuf_addf(buf, "%s\t%s^{}\n", oid_to_hex(&o->oid), diff --git a/http-push.c b/http-push.c index 7e38522098..5eaf551b51 100644 --- a/http-push.c +++ b/http-push.c @@ -1,4 +1,5 @@ #include "cache.h" +#include "repository.h" #include "commit.h" #include "tag.h" #include "blob.h" @@ -14,6 +15,7 @@ #include "packfile.h" #include "object-store.h" + #ifdef EXPAT_NEEDS_XMLPARSE_H #include <xmlparse.h> #else @@ -720,9 +722,9 @@ static void one_remote_object(const struct object_id *oid) { struct object *obj; - obj = lookup_object(oid->hash); + obj = lookup_object(the_repository, oid->hash); if (!obj) - obj = parse_object(oid); + obj = parse_object(the_repository, oid); /* Ignore remote objects that don't exist locally */ if (!obj) @@ -1309,10 +1311,12 @@ static struct object_list **process_tree(struct tree *tree, while (tree_entry(&desc, &entry)) switch (object_type(entry.mode)) { case OBJ_TREE: - p = process_tree(lookup_tree(entry.oid), p); + p = process_tree(lookup_tree(the_repository, entry.oid), + p); break; case OBJ_BLOB: - p = process_blob(lookup_blob(entry.oid), p); + p = process_blob(lookup_blob(the_repository, entry.oid), + p); break; default: /* Subproject commit - not in this repository */ @@ -1459,7 +1463,7 @@ static void add_remote_info_ref(struct remote_ls_ctx *ls) return; } - o = parse_object(&ref->old_oid); + o = parse_object(the_repository, &ref->old_oid); if (!o) { fprintf(stderr, "Unable to parse object %s for remote ref %s\n", @@ -1473,7 +1477,7 @@ static void add_remote_info_ref(struct remote_ls_ctx *ls) oid_to_hex(&ref->old_oid), ls->dentry_name); if (o->type == OBJ_TAG) { - o = deref_tag(o, ls->dentry_name, 0); + o = deref_tag(the_repository, o, ls->dentry_name, 0); if (o) strbuf_addf(buf, "%s\t%s^{}\n", oid_to_hex(&o->oid), ls->dentry_name); diff --git a/line-log.c b/line-log.c index fa9cfd5bdb..72a5fed661 100644 --- a/line-log.c +++ b/line-log.c @@ -479,7 +479,7 @@ static struct commit *check_single_commit(struct rev_info *revs) struct object *obj = revs->pending.objects[i].item; if (obj->flags & UNINTERESTING) continue; - obj = deref_tag(obj, NULL, 0); + obj = deref_tag(the_repository, obj, NULL, 0); if (obj->type != OBJ_COMMIT) die("Non commit %s?", revs->pending.objects[i].name); if (commit) @@ -598,11 +598,11 @@ parse_lines(struct commit *commit, const char *prefix, struct string_list *args) lines, anchor, &begin, &end, full_name)) die("malformed -L argument '%s'", range_part); - if (lines < end || ((lines || begin) && lines < begin)) + if ((!lines && (begin || end)) || lines < begin) die("file %s has only %lu lines", name_part, lines); if (begin < 1) begin = 1; - if (end < 1) + if (end < 1 || lines < end) end = lines; begin--; line_log_data_insert(&ranges, full_name, begin, end); diff --git a/line-range.c b/line-range.c index 323399d16c..232c3909ec 100644 --- a/line-range.c +++ b/line-range.c @@ -47,7 +47,7 @@ static const char *parse_loc(const char *spec, nth_line_fn_t nth_line, else if (!num) *ret = begin; else - *ret = begin + num; + *ret = begin + num > 0 ? begin + num : 1; return term; } return spec; diff --git a/list-objects.c b/list-objects.c index 3e5e1992eb..c99c47ac18 100644 --- a/list-objects.c +++ b/list-objects.c @@ -48,7 +48,7 @@ static void process_blob(struct rev_info *revs, pathlen = path->len; strbuf_addstr(path, name); - if (filter_fn) + if (!(obj->flags & USER_GIVEN) && filter_fn) r = filter_fn(LOFS_BLOB, obj, path->buf, &path->buf[pathlen], filter_data); @@ -133,7 +133,7 @@ static void process_tree(struct rev_info *revs, } strbuf_addstr(base, name); - if (filter_fn) + if (!(obj->flags & USER_GIVEN) && filter_fn) r = filter_fn(LOFS_BEGIN_TREE, obj, base->buf, &base->buf[baselen], filter_data); @@ -158,7 +158,7 @@ static void process_tree(struct rev_info *revs, if (S_ISDIR(entry.mode)) process_tree(revs, - lookup_tree(entry.oid), + lookup_tree(the_repository, entry.oid), show, base, entry.path, cb_data, filter_fn, filter_data); else if (S_ISGITLINK(entry.mode)) @@ -167,12 +167,12 @@ static void process_tree(struct rev_info *revs, cb_data); else process_blob(revs, - lookup_blob(entry.oid), + lookup_blob(the_repository, entry.oid), show, base, entry.path, cb_data, filter_fn, filter_data); } - if (filter_fn) { + if (!(obj->flags & USER_GIVEN) && filter_fn) { r = filter_fn(LOFS_END_TREE, obj, base->buf, &base->buf[baselen], filter_data); diff --git a/log-tree.c b/log-tree.c index 4a3907fea0..c0ac7af7cb 100644 --- a/log-tree.c +++ b/log-tree.c @@ -2,6 +2,7 @@ #include "config.h" #include "diff.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "tag.h" #include "graph.h" @@ -98,13 +99,13 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid, warning("invalid replace ref %s", refname); return 0; } - obj = parse_object(&original_oid); + obj = parse_object(the_repository, &original_oid); if (obj) add_name_decoration(DECORATION_GRAFTED, "replaced", obj); return 0; } - obj = parse_object(oid); + obj = parse_object(the_repository, oid); if (!obj) return 0; @@ -125,7 +126,7 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid, if (!obj) break; if (!obj->parsed) - parse_object(&obj->oid); + parse_object(the_repository, &obj->oid); add_name_decoration(DECORATION_REF_TAG, refname, obj); } return 0; @@ -133,7 +134,7 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid, static int add_graft_decoration(const struct commit_graft *graft, void *cb_data) { - struct commit *commit = lookup_commit(&graft->oid); + struct commit *commit = lookup_commit(the_repository, &graft->oid); if (!commit) return 0; add_name_decoration(DECORATION_GRAFTED, "grafted", &commit->object); @@ -497,12 +498,12 @@ static int show_one_mergetag(struct commit *commit, size_t payload_size, gpg_message_offset; hash_object_file(extra->value, extra->len, type_name(OBJ_TAG), &oid); - tag = lookup_tag(&oid); + tag = lookup_tag(the_repository, &oid); if (!tag) return -1; /* error message already given */ strbuf_init(&verify_message, 256); - if (parse_tag_buffer(tag, extra->value, extra->len)) + if (parse_tag_buffer(the_repository, tag, extra->value, extra->len)) strbuf_addstr(&verify_message, "malformed mergetag\n"); else if (is_common_merge(commit) && !oidcmp(&tag->tagged->oid, @@ -546,7 +547,7 @@ void show_log(struct rev_info *opt) struct strbuf msgbuf = STRBUF_INIT; struct log_info *log = opt->loginfo; struct commit *commit = log->commit, *parent = log->parent; - int abbrev_commit = opt->abbrev_commit ? opt->abbrev : GIT_SHA1_HEXSZ; + int abbrev_commit = opt->abbrev_commit ? opt->abbrev : the_hash_algo->hexsz; const char *extra_headers = opt->extra_headers; struct pretty_print_context ctx = {0}; diff --git a/mem-pool.c b/mem-pool.c index 389d7af447..a2841a4a9a 100644 --- a/mem-pool.c +++ b/mem-pool.c @@ -5,40 +5,88 @@ #include "cache.h" #include "mem-pool.h" -static struct mp_block *mem_pool_alloc_block(struct mem_pool *mem_pool, size_t block_alloc) +#define BLOCK_GROWTH_SIZE 1024*1024 - sizeof(struct mp_block); + +/* + * Allocate a new mp_block and insert it after the block specified in + * `insert_after`. If `insert_after` is NULL, then insert block at the + * head of the linked list. + */ +static struct mp_block *mem_pool_alloc_block(struct mem_pool *mem_pool, size_t block_alloc, struct mp_block *insert_after) { struct mp_block *p; mem_pool->pool_alloc += sizeof(struct mp_block) + block_alloc; p = xmalloc(st_add(sizeof(struct mp_block), block_alloc)); - p->next_block = mem_pool->mp_block; + p->next_free = (char *)p->space; p->end = p->next_free + block_alloc; - mem_pool->mp_block = p; + + if (insert_after) { + p->next_block = insert_after->next_block; + insert_after->next_block = p; + } else { + p->next_block = mem_pool->mp_block; + mem_pool->mp_block = p; + } return p; } +void mem_pool_init(struct mem_pool **mem_pool, size_t initial_size) +{ + struct mem_pool *pool; + + if (*mem_pool) + return; + + pool = xcalloc(1, sizeof(*pool)); + + pool->block_alloc = BLOCK_GROWTH_SIZE; + + if (initial_size > 0) + mem_pool_alloc_block(pool, initial_size, NULL); + + *mem_pool = pool; +} + +void mem_pool_discard(struct mem_pool *mem_pool, int invalidate_memory) +{ + struct mp_block *block, *block_to_free; + + block = mem_pool->mp_block; + while (block) + { + block_to_free = block; + block = block->next_block; + + if (invalidate_memory) + memset(block_to_free->space, 0xDD, ((char *)block_to_free->end) - ((char *)block_to_free->space)); + + free(block_to_free); + } + + free(mem_pool); +} + void *mem_pool_alloc(struct mem_pool *mem_pool, size_t len) { - struct mp_block *p; + struct mp_block *p = NULL; void *r; /* round up to a 'uintmax_t' alignment */ if (len & (sizeof(uintmax_t) - 1)) len += sizeof(uintmax_t) - (len & (sizeof(uintmax_t) - 1)); - for (p = mem_pool->mp_block; p; p = p->next_block) - if (p->end - p->next_free >= len) - break; + if (mem_pool->mp_block && + mem_pool->mp_block->end - mem_pool->mp_block->next_free >= len) + p = mem_pool->mp_block; if (!p) { - if (len >= (mem_pool->block_alloc / 2)) { - mem_pool->pool_alloc += len; - return xmalloc(len); - } + if (len >= (mem_pool->block_alloc / 2)) + return mem_pool_alloc_block(mem_pool, len, mem_pool->mp_block); - p = mem_pool_alloc_block(mem_pool, mem_pool->block_alloc); + p = mem_pool_alloc_block(mem_pool, mem_pool->block_alloc, NULL); } r = p->next_free; @@ -53,3 +101,45 @@ void *mem_pool_calloc(struct mem_pool *mem_pool, size_t count, size_t size) memset(r, 0, len); return r; } + +int mem_pool_contains(struct mem_pool *mem_pool, void *mem) +{ + struct mp_block *p; + + /* Check if memory is allocated in a block */ + for (p = mem_pool->mp_block; p; p = p->next_block) + if ((mem >= ((void *)p->space)) && + (mem < ((void *)p->end))) + return 1; + + return 0; +} + +void mem_pool_combine(struct mem_pool *dst, struct mem_pool *src) +{ + struct mp_block *p; + + /* Append the blocks from src to dst */ + if (dst->mp_block && src->mp_block) { + /* + * src and dst have blocks, append + * blocks from src to dst. + */ + p = dst->mp_block; + while (p->next_block) + p = p->next_block; + + p->next_block = src->mp_block; + } else if (src->mp_block) { + /* + * src has blocks, dst is empty. + */ + dst->mp_block = src->mp_block; + } else { + /* src is empty, nothing to do. */ + } + + dst->pool_alloc += src->pool_alloc; + src->pool_alloc = 0; + src->mp_block = NULL; +} diff --git a/mem-pool.h b/mem-pool.h index 829ad58ecf..999d3c3a52 100644 --- a/mem-pool.h +++ b/mem-pool.h @@ -22,6 +22,16 @@ struct mem_pool { }; /* + * Initialize mem_pool with specified initial size. + */ +void mem_pool_init(struct mem_pool **mem_pool, size_t initial_size); + +/* + * Discard a memory pool and free all the memory it is responsible for. + */ +void mem_pool_discard(struct mem_pool *mem_pool, int invalidate_memory); + +/* * Alloc memory from the mem_pool. */ void *mem_pool_alloc(struct mem_pool *pool, size_t len); @@ -31,4 +41,17 @@ void *mem_pool_alloc(struct mem_pool *pool, size_t len); */ void *mem_pool_calloc(struct mem_pool *pool, size_t count, size_t size); +/* + * Move the memory associated with the 'src' pool to the 'dst' pool. The 'src' + * pool will be empty and not contain any memory. It still needs to be free'd + * with a call to `mem_pool_discard`. + */ +void mem_pool_combine(struct mem_pool *dst, struct mem_pool *src); + +/* + * Check if a memory pointed at by 'mem' is part of the range of + * memory managed by the specified mem_pool. + */ +int mem_pool_contains(struct mem_pool *mem_pool, void *mem); + #endif diff --git a/merge-recursive.c b/merge-recursive.c index 113c1d6962..1446e92bea 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -9,6 +9,7 @@ #include "lockfile.h" #include "cache-tree.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "blob.h" #include "builtin.h" @@ -157,7 +158,7 @@ static struct tree *shift_tree_object(struct tree *one, struct tree *two, } if (!oidcmp(&two->object.oid, &shifted)) return two; - return lookup_tree(&shifted); + return lookup_tree(the_repository, &shifted); } static struct commit *make_virtual_commit(struct tree *tree, const char *comment) @@ -319,7 +320,7 @@ static int add_cacheinfo(struct merge_options *o, struct cache_entry *ce; int ret; - ce = make_cache_entry(mode, oid ? oid->hash : null_sha1, path, stage, 0); + ce = make_cache_entry(&the_index, mode, oid ? oid : &null_oid, path, stage, 0); if (!ce) return err(o, _("add_cacheinfo failed for path '%s'; merge aborting."), path); @@ -327,7 +328,7 @@ static int add_cacheinfo(struct merge_options *o, if (refresh) { struct cache_entry *nce; - nce = refresh_cache_entry(ce, CE_MATCH_REFRESH | CE_MATCH_IGNORE_MISSING); + nce = refresh_cache_entry(&the_index, ce, CE_MATCH_REFRESH | CE_MATCH_IGNORE_MISSING); if (!nce) return err(o, _("add_cacheinfo failed to refresh for path '%s'; merge aborting."), path); if (nce != ce) @@ -415,7 +416,7 @@ struct tree *write_tree_from_memory(struct merge_options *o) return NULL; } - result = lookup_tree(&active_cache_tree->oid); + result = lookup_tree(the_repository, &active_cache_tree->oid); return result; } @@ -1191,9 +1192,9 @@ static int merge_submodule(struct merge_options *o, return 0; } - if (!(commit_base = lookup_commit_reference(base)) || - !(commit_a = lookup_commit_reference(a)) || - !(commit_b = lookup_commit_reference(b))) { + if (!(commit_base = lookup_commit_reference(the_repository, base)) || + !(commit_a = lookup_commit_reference(the_repository, a)) || + !(commit_b = lookup_commit_reference(the_repository, b))) { output(o, 1, _("Failed to merge submodule %s (commits not present)"), path); return 0; } @@ -3280,6 +3281,13 @@ int merge_trees(struct merge_options *o, struct tree **result) { int code, clean; + struct strbuf sb = STRBUF_INIT; + + if (!o->call_depth && index_has_changes(&the_index, head, &sb)) { + err(o, _("Your local changes to the following files would be overwritten by merge:\n %s"), + sb.buf); + return -1; + } if (o->subtree_shift) { merge = shift_tree_object(head, merge, o->subtree_shift); @@ -3287,13 +3295,6 @@ int merge_trees(struct merge_options *o, } if (oid_eq(&common->object.oid, &merge->object.oid)) { - struct strbuf sb = STRBUF_INIT; - - if (!o->call_depth && index_has_changes(&sb)) { - err(o, _("Dirty index: cannot merge (dirty: %s)"), - sb.buf); - return 0; - } output(o, 0, _("Already up to date!")); *result = head; return 1; @@ -3426,7 +3427,7 @@ int merge_recursive(struct merge_options *o, /* if there is no common ancestor, use an empty tree */ struct tree *tree; - tree = lookup_tree(the_hash_algo->empty_tree); + tree = lookup_tree(the_repository, the_repository->hash_algo->empty_tree); merged_common_ancestors = make_virtual_commit(tree, "ancestor"); } @@ -3488,7 +3489,9 @@ static struct commit *get_ref(const struct object_id *oid, const char *name) { struct object *object; - object = deref_tag(parse_object(oid), name, strlen(name)); + object = deref_tag(the_repository, parse_object(the_repository, oid), + name, + strlen(name)); if (!object) return NULL; if (object->type == OBJ_TREE) @@ -14,37 +14,6 @@ static const char *merge_argument(struct commit *commit) return oid_to_hex(commit ? &commit->object.oid : the_hash_algo->empty_tree); } -int index_has_changes(struct strbuf *sb) -{ - struct object_id head; - int i; - - if (!get_oid_tree("HEAD", &head)) { - struct diff_options opt; - - diff_setup(&opt); - opt.flags.exit_with_status = 1; - if (!sb) - opt.flags.quick = 1; - do_diff_cache(&head, &opt); - diffcore_std(&opt); - for (i = 0; sb && i < diff_queued_diff.nr; i++) { - if (i) - strbuf_addch(sb, ' '); - strbuf_addstr(sb, diff_queued_diff.queue[i]->two->path); - } - diff_flush(&opt); - return opt.flags.has_changes != 0; - } else { - for (i = 0; sb && i < active_nr; i++) { - if (i) - strbuf_addch(sb, ' '); - strbuf_addstr(sb, active_cache[i]->name); - } - return !!active_nr; - } -} - int try_merge_command(const char *strategy, size_t xopts_nr, const char **xopts, struct commit_list *common, const char *head_arg, struct commit_list *remotes) diff --git a/negotiator/default.c b/negotiator/default.c new file mode 100644 index 0000000000..4b78f6bf36 --- /dev/null +++ b/negotiator/default.c @@ -0,0 +1,176 @@ +#include "cache.h" +#include "default.h" +#include "../commit.h" +#include "../fetch-negotiator.h" +#include "../prio-queue.h" +#include "../refs.h" +#include "../tag.h" + +/* Remember to update object flag allocation in object.h */ +#define COMMON (1U << 2) +#define COMMON_REF (1U << 3) +#define SEEN (1U << 4) +#define POPPED (1U << 5) + +static int marked; + +struct negotiation_state { + struct prio_queue rev_list; + int non_common_revs; +}; + +static void rev_list_push(struct negotiation_state *ns, + struct commit *commit, int mark) +{ + if (!(commit->object.flags & mark)) { + commit->object.flags |= mark; + + if (parse_commit(commit)) + return; + + prio_queue_put(&ns->rev_list, commit); + + if (!(commit->object.flags & COMMON)) + ns->non_common_revs++; + } +} + +static int clear_marks(const char *refname, const struct object_id *oid, + int flag, void *cb_data) +{ + struct object *o = deref_tag(the_repository, parse_object(the_repository, oid), refname, 0); + + if (o && o->type == OBJ_COMMIT) + clear_commit_marks((struct commit *)o, + COMMON | COMMON_REF | SEEN | POPPED); + return 0; +} + +/* + * This function marks a rev and its ancestors as common. + * In some cases, it is desirable to mark only the ancestors (for example + * when only the server does not yet know that they are common). + */ +static void mark_common(struct negotiation_state *ns, struct commit *commit, + int ancestors_only, int dont_parse) +{ + if (commit != NULL && !(commit->object.flags & COMMON)) { + struct object *o = (struct object *)commit; + + if (!ancestors_only) + o->flags |= COMMON; + + if (!(o->flags & SEEN)) + rev_list_push(ns, commit, SEEN); + else { + struct commit_list *parents; + + if (!ancestors_only && !(o->flags & POPPED)) + ns->non_common_revs--; + if (!o->parsed && !dont_parse) + if (parse_commit(commit)) + return; + + for (parents = commit->parents; + parents; + parents = parents->next) + mark_common(ns, parents->item, 0, + dont_parse); + } + } +} + +/* + * Get the next rev to send, ignoring the common. + */ +static const struct object_id *get_rev(struct negotiation_state *ns) +{ + struct commit *commit = NULL; + + while (commit == NULL) { + unsigned int mark; + struct commit_list *parents; + + if (ns->rev_list.nr == 0 || ns->non_common_revs == 0) + return NULL; + + commit = prio_queue_get(&ns->rev_list); + parse_commit(commit); + parents = commit->parents; + + commit->object.flags |= POPPED; + if (!(commit->object.flags & COMMON)) + ns->non_common_revs--; + + if (commit->object.flags & COMMON) { + /* do not send "have", and ignore ancestors */ + commit = NULL; + mark = COMMON | SEEN; + } else if (commit->object.flags & COMMON_REF) + /* send "have", and ignore ancestors */ + mark = COMMON | SEEN; + else + /* send "have", also for its ancestors */ + mark = SEEN; + + while (parents) { + if (!(parents->item->object.flags & SEEN)) + rev_list_push(ns, parents->item, mark); + if (mark & COMMON) + mark_common(ns, parents->item, 1, 0); + parents = parents->next; + } + } + + return &commit->object.oid; +} + +static void known_common(struct fetch_negotiator *n, struct commit *c) +{ + if (!(c->object.flags & SEEN)) { + rev_list_push(n->data, c, COMMON_REF | SEEN); + mark_common(n->data, c, 1, 1); + } +} + +static void add_tip(struct fetch_negotiator *n, struct commit *c) +{ + n->known_common = NULL; + rev_list_push(n->data, c, SEEN); +} + +static const struct object_id *next(struct fetch_negotiator *n) +{ + n->known_common = NULL; + n->add_tip = NULL; + return get_rev(n->data); +} + +static int ack(struct fetch_negotiator *n, struct commit *c) +{ + int known_to_be_common = !!(c->object.flags & COMMON); + mark_common(n->data, c, 0, 1); + return known_to_be_common; +} + +static void release(struct fetch_negotiator *n) +{ + clear_prio_queue(&((struct negotiation_state *)n->data)->rev_list); + FREE_AND_NULL(n->data); +} + +void default_negotiator_init(struct fetch_negotiator *negotiator) +{ + struct negotiation_state *ns; + negotiator->known_common = known_common; + negotiator->add_tip = add_tip; + negotiator->next = next; + negotiator->ack = ack; + negotiator->release = release; + negotiator->data = ns = xcalloc(1, sizeof(*ns)); + ns->rev_list.compare = compare_commits_by_commit_date; + + if (marked) + for_each_ref(clear_marks, NULL); + marked = 1; +} diff --git a/negotiator/default.h b/negotiator/default.h new file mode 100644 index 0000000000..d23a8f2fb8 --- /dev/null +++ b/negotiator/default.h @@ -0,0 +1,8 @@ +#ifndef NEGOTIATOR_DEFAULT_H +#define NEGOTIATOR_DEFAULT_H + +struct fetch_negotiator; + +void default_negotiator_init(struct fetch_negotiator *negotiator); + +#endif diff --git a/negotiator/skipping.c b/negotiator/skipping.c new file mode 100644 index 0000000000..dffbc76c49 --- /dev/null +++ b/negotiator/skipping.c @@ -0,0 +1,250 @@ +#include "cache.h" +#include "skipping.h" +#include "../commit.h" +#include "../fetch-negotiator.h" +#include "../prio-queue.h" +#include "../refs.h" +#include "../tag.h" + +/* Remember to update object flag allocation in object.h */ +/* + * Both us and the server know that both parties have this object. + */ +#define COMMON (1U << 2) +/* + * The server has told us that it has this object. We still need to tell the + * server that we have this object (or one of its descendants), but since we are + * going to do that, we do not need to tell the server about its ancestors. + */ +#define ADVERTISED (1U << 3) +/* + * This commit has entered the priority queue. + */ +#define SEEN (1U << 4) +/* + * This commit has left the priority queue. + */ +#define POPPED (1U << 5) + +static int marked; + +/* + * An entry in the priority queue. + */ +struct entry { + struct commit *commit; + + /* + * Used only if commit is not COMMON. + */ + uint16_t original_ttl; + uint16_t ttl; +}; + +struct data { + struct prio_queue rev_list; + + /* + * The number of non-COMMON commits in rev_list. + */ + int non_common_revs; +}; + +static int compare(const void *a_, const void *b_, void *unused) +{ + const struct entry *a = a_; + const struct entry *b = b_; + return compare_commits_by_commit_date(a->commit, b->commit, NULL); +} + +static struct entry *rev_list_push(struct data *data, struct commit *commit, int mark) +{ + struct entry *entry; + commit->object.flags |= mark | SEEN; + + entry = xcalloc(1, sizeof(*entry)); + entry->commit = commit; + prio_queue_put(&data->rev_list, entry); + + if (!(mark & COMMON)) + data->non_common_revs++; + return entry; +} + +static int clear_marks(const char *refname, const struct object_id *oid, + int flag, void *cb_data) +{ + struct object *o = deref_tag(the_repository, parse_object(the_repository, oid), refname, 0); + + if (o && o->type == OBJ_COMMIT) + clear_commit_marks((struct commit *)o, + COMMON | ADVERTISED | SEEN | POPPED); + return 0; +} + +/* + * Mark this SEEN commit and all its SEEN ancestors as COMMON. + */ +static void mark_common(struct data *data, struct commit *c) +{ + struct commit_list *p; + + if (c->object.flags & COMMON) + return; + c->object.flags |= COMMON; + if (!(c->object.flags & POPPED)) + data->non_common_revs--; + + if (!c->object.parsed) + return; + for (p = c->parents; p; p = p->next) { + if (p->item->object.flags & SEEN) + mark_common(data, p->item); + } +} + +/* + * Ensure that the priority queue has an entry for to_push, and ensure that the + * entry has the correct flags and ttl. + * + * This function returns 1 if an entry was found or created, and 0 otherwise + * (because the entry for this commit had already been popped). + */ +static int push_parent(struct data *data, struct entry *entry, + struct commit *to_push) +{ + struct entry *parent_entry; + + if (to_push->object.flags & SEEN) { + int i; + if (to_push->object.flags & POPPED) + /* + * The entry for this commit has already been popped, + * due to clock skew. Pretend that this parent does not + * exist. + */ + return 0; + /* + * Find the existing entry and use it. + */ + for (i = 0; i < data->rev_list.nr; i++) { + parent_entry = data->rev_list.array[i].data; + if (parent_entry->commit == to_push) + goto parent_found; + } + BUG("missing parent in priority queue"); +parent_found: + ; + } else { + parent_entry = rev_list_push(data, to_push, 0); + } + + if (entry->commit->object.flags & (COMMON | ADVERTISED)) { + mark_common(data, to_push); + } else { + uint16_t new_original_ttl = entry->ttl + ? entry->original_ttl : entry->original_ttl * 3 / 2 + 1; + uint16_t new_ttl = entry->ttl + ? entry->ttl - 1 : new_original_ttl; + if (parent_entry->original_ttl < new_original_ttl) { + parent_entry->original_ttl = new_original_ttl; + parent_entry->ttl = new_ttl; + } + } + + return 1; +} + +static const struct object_id *get_rev(struct data *data) +{ + struct commit *to_send = NULL; + + while (to_send == NULL) { + struct entry *entry; + struct commit *commit; + struct commit_list *p; + int parent_pushed = 0; + + if (data->rev_list.nr == 0 || data->non_common_revs == 0) + return NULL; + + entry = prio_queue_get(&data->rev_list); + commit = entry->commit; + commit->object.flags |= POPPED; + if (!(commit->object.flags & COMMON)) + data->non_common_revs--; + + if (!(commit->object.flags & COMMON) && !entry->ttl) + to_send = commit; + + parse_commit(commit); + for (p = commit->parents; p; p = p->next) + parent_pushed |= push_parent(data, entry, p->item); + + if (!(commit->object.flags & COMMON) && !parent_pushed) + /* + * This commit has no parents, or all of its parents + * have already been popped (due to clock skew), so send + * it anyway. + */ + to_send = commit; + + free(entry); + } + + return &to_send->object.oid; +} + +static void known_common(struct fetch_negotiator *n, struct commit *c) +{ + if (c->object.flags & SEEN) + return; + rev_list_push(n->data, c, ADVERTISED); +} + +static void add_tip(struct fetch_negotiator *n, struct commit *c) +{ + n->known_common = NULL; + if (c->object.flags & SEEN) + return; + rev_list_push(n->data, c, 0); +} + +static const struct object_id *next(struct fetch_negotiator *n) +{ + n->known_common = NULL; + n->add_tip = NULL; + return get_rev(n->data); +} + +static int ack(struct fetch_negotiator *n, struct commit *c) +{ + int known_to_be_common = !!(c->object.flags & COMMON); + if (!(c->object.flags & SEEN)) + die("received ack for commit %s not sent as 'have'\n", + oid_to_hex(&c->object.oid)); + mark_common(n->data, c); + return known_to_be_common; +} + +static void release(struct fetch_negotiator *n) +{ + clear_prio_queue(&((struct data *)n->data)->rev_list); + FREE_AND_NULL(n->data); +} + +void skipping_negotiator_init(struct fetch_negotiator *negotiator) +{ + struct data *data; + negotiator->known_common = known_common; + negotiator->add_tip = add_tip; + negotiator->next = next; + negotiator->ack = ack; + negotiator->release = release; + negotiator->data = data = xcalloc(1, sizeof(*data)); + data->rev_list.compare = compare; + + if (marked) + for_each_ref(clear_marks, NULL); + marked = 1; +} diff --git a/negotiator/skipping.h b/negotiator/skipping.h new file mode 100644 index 0000000000..d7dfa6c6e4 --- /dev/null +++ b/negotiator/skipping.h @@ -0,0 +1,8 @@ +#ifndef NEGOTIATOR_SKIPPING_H +#define NEGOTIATOR_SKIPPING_H + +struct fetch_negotiator; + +void skipping_negotiator_init(struct fetch_negotiator *negotiator); + +#endif diff --git a/notes-cache.c b/notes-cache.c index d577003177..d87e7ca91c 100644 --- a/notes-cache.c +++ b/notes-cache.c @@ -1,6 +1,7 @@ #include "cache.h" #include "notes-cache.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "refs.h" @@ -15,7 +16,7 @@ static int notes_cache_match_validity(const char *ref, const char *validity) if (read_ref(ref, &oid) < 0) return 0; - commit = lookup_commit_reference_gently(&oid, 1); + commit = lookup_commit_reference_gently(the_repository, &oid, 1); if (!commit) return 0; diff --git a/notes-merge.c b/notes-merge.c index 9cc2ee16a8..76ab19e702 100644 --- a/notes-merge.c +++ b/notes-merge.c @@ -2,6 +2,7 @@ #include "commit.h" #include "refs.h" #include "object-store.h" +#include "repository.h" #include "diff.h" #include "diffcore.h" #include "xdiff-interface.h" @@ -553,7 +554,7 @@ int notes_merge(struct notes_merge_options *o, else if (!check_refname_format(o->local_ref, 0) && is_null_oid(&local_oid)) local = NULL; /* local_oid == null_oid indicates unborn ref */ - else if (!(local = lookup_commit_reference(&local_oid))) + else if (!(local = lookup_commit_reference(the_repository, &local_oid))) die("Could not parse local commit %s (%s)", oid_to_hex(&local_oid), o->local_ref); trace_printf("\tlocal commit: %.7s\n", oid_to_hex(&local_oid)); @@ -571,7 +572,7 @@ int notes_merge(struct notes_merge_options *o, die("Failed to resolve remote notes ref '%s'", o->remote_ref); } - } else if (!(remote = lookup_commit_reference(&remote_oid))) { + } else if (!(remote = lookup_commit_reference(the_repository, &remote_oid))) { die("Could not parse remote commit %s (%s)", oid_to_hex(&remote_oid), o->remote_ref); } diff --git a/notes-utils.c b/notes-utils.c index 02407fe2a7..14ea03178e 100644 --- a/notes-utils.c +++ b/notes-utils.c @@ -3,6 +3,7 @@ #include "commit.h" #include "refs.h" #include "notes-utils.h" +#include "repository.h" void create_notes_commit(struct notes_tree *t, struct commit_list *parents, const char *msg, size_t msg_len, @@ -19,7 +20,8 @@ void create_notes_commit(struct notes_tree *t, struct commit_list *parents, /* Deduce parent commit from t->ref */ struct object_id parent_oid; if (!read_ref(t->ref, &parent_oid)) { - struct commit *parent = lookup_commit(&parent_oid); + struct commit *parent = lookup_commit(the_repository, + &parent_oid); if (parse_commit(parent)) die("Failed to find/parse commit %s", t->ref); commit_list_insert(parent, &parents); diff --git a/object-store.h b/object-store.h index a3db17bbf5..e481f7ad41 100644 --- a/object-store.h +++ b/object-store.h @@ -2,6 +2,9 @@ #define OBJECT_STORE_H #include "oidmap.h" +#include "list.h" +#include "sha1-array.h" +#include "strbuf.h" struct alternate_object_database { struct alternate_object_database *next; @@ -103,6 +106,9 @@ struct raw_object_store { */ struct oidmap *replace_map; + struct commit_graph *commit_graph; + unsigned commit_graph_attempted : 1; /* if loading has been attempted */ + /* * private data * @@ -9,6 +9,7 @@ #include "alloc.h" #include "object-store.h" #include "packfile.h" +#include "commit-graph.h" unsigned int get_max_object_index(void) { @@ -84,21 +85,20 @@ static void insert_obj_hash(struct object *obj, struct object **hash, unsigned i * Look up the record for the given sha1 in the hash map stored in * obj_hash. Return NULL if it was not found. */ -struct object *lookup_object(const unsigned char *sha1) +struct object *lookup_object(struct repository *r, const unsigned char *sha1) { unsigned int i, first; struct object *obj; - if (!the_repository->parsed_objects->obj_hash) + if (!r->parsed_objects->obj_hash) return NULL; - first = i = hash_obj(sha1, - the_repository->parsed_objects->obj_hash_size); - while ((obj = the_repository->parsed_objects->obj_hash[i]) != NULL) { + first = i = hash_obj(sha1, r->parsed_objects->obj_hash_size); + while ((obj = r->parsed_objects->obj_hash[i]) != NULL) { if (!hashcmp(sha1, obj->oid.hash)) break; i++; - if (i == the_repository->parsed_objects->obj_hash_size) + if (i == r->parsed_objects->obj_hash_size) i = 0; } if (obj && i != first) { @@ -107,8 +107,8 @@ struct object *lookup_object(const unsigned char *sha1) * that we do not need to walk the hash table the next * time we look for it. */ - SWAP(the_repository->parsed_objects->obj_hash[i], - the_repository->parsed_objects->obj_hash[first]); + SWAP(r->parsed_objects->obj_hash[i], + r->parsed_objects->obj_hash[first]); } return obj; } @@ -158,13 +158,13 @@ void *create_object(struct repository *r, const unsigned char *sha1, void *o) return obj; } -void *object_as_type(struct object *obj, enum object_type type, int quiet) +void *object_as_type(struct repository *r, struct object *obj, enum object_type type, int quiet) { if (obj->type == type) return obj; else if (obj->type == OBJ_NONE) { if (type == OBJ_COMMIT) - ((struct commit *)obj)->index = alloc_commit_index(the_repository); + ((struct commit *)obj)->index = alloc_commit_index(r); obj->type = type; return obj; } @@ -179,28 +179,28 @@ void *object_as_type(struct object *obj, enum object_type type, int quiet) struct object *lookup_unknown_object(const unsigned char *sha1) { - struct object *obj = lookup_object(sha1); + struct object *obj = lookup_object(the_repository, sha1); if (!obj) obj = create_object(the_repository, sha1, alloc_object_node(the_repository)); return obj; } -struct object *parse_object_buffer(const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p) +struct object *parse_object_buffer(struct repository *r, const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p) { struct object *obj; *eaten_p = 0; obj = NULL; if (type == OBJ_BLOB) { - struct blob *blob = lookup_blob(oid); + struct blob *blob = lookup_blob(r, oid); if (blob) { if (parse_blob_buffer(blob, buffer, size)) return NULL; obj = &blob->object; } } else if (type == OBJ_TREE) { - struct tree *tree = lookup_tree(oid); + struct tree *tree = lookup_tree(r, oid); if (tree) { obj = &tree->object; if (!tree->buffer) @@ -212,20 +212,20 @@ struct object *parse_object_buffer(const struct object_id *oid, enum object_type } } } else if (type == OBJ_COMMIT) { - struct commit *commit = lookup_commit(oid); + struct commit *commit = lookup_commit(r, oid); if (commit) { - if (parse_commit_buffer(commit, buffer, size, 1)) + if (parse_commit_buffer(r, commit, buffer, size, 1)) return NULL; - if (!get_cached_commit_buffer(commit, NULL)) { - set_commit_buffer(commit, buffer, size); + if (!get_cached_commit_buffer(r, commit, NULL)) { + set_commit_buffer(r, commit, buffer, size); *eaten_p = 1; } obj = &commit->object; } } else if (type == OBJ_TAG) { - struct tag *tag = lookup_tag(oid); + struct tag *tag = lookup_tag(r, oid); if (tag) { - if (parse_tag_buffer(tag, buffer, size)) + if (parse_tag_buffer(r, tag, buffer, size)) return NULL; obj = &tag->object; } @@ -239,35 +239,35 @@ struct object *parse_object_buffer(const struct object_id *oid, enum object_type struct object *parse_object_or_die(const struct object_id *oid, const char *name) { - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); if (o) return o; die(_("unable to parse object: %s"), name ? name : oid_to_hex(oid)); } -struct object *parse_object(const struct object_id *oid) +struct object *parse_object(struct repository *r, const struct object_id *oid) { unsigned long size; enum object_type type; int eaten; - const struct object_id *repl = lookup_replace_object(the_repository, oid); + const struct object_id *repl = lookup_replace_object(r, oid); void *buffer; struct object *obj; - obj = lookup_object(oid->hash); + obj = lookup_object(r, oid->hash); if (obj && obj->parsed) return obj; if ((obj && obj->type == OBJ_BLOB && has_object_file(oid)) || (!obj && has_object_file(oid) && - oid_object_info(the_repository, oid, NULL) == OBJ_BLOB)) { + oid_object_info(r, oid, NULL) == OBJ_BLOB)) { if (check_object_signature(repl, NULL, 0, NULL) < 0) { error("sha1 mismatch %s", oid_to_hex(oid)); return NULL; } - parse_blob_buffer(lookup_blob(oid), NULL, 0); - return lookup_object(oid->hash); + parse_blob_buffer(lookup_blob(r, oid), NULL, 0); + return lookup_object(r, oid->hash); } buffer = read_object_file(oid, &type, &size); @@ -278,7 +278,8 @@ struct object *parse_object(const struct object_id *oid) return NULL; } - obj = parse_object_buffer(oid, type, size, buffer, &eaten); + obj = parse_object_buffer(r, oid, type, size, + buffer, &eaten); if (!eaten) free(buffer); return obj; @@ -467,6 +468,8 @@ struct parsed_object_pool *parsed_object_pool_new(void) o->is_shallow = -1; o->shallow_stat = xcalloc(1, sizeof(*o->shallow_stat)); + o->buffer_slab = allocate_commit_buffer_slab(); + return o; } @@ -505,6 +508,10 @@ void raw_object_store_clear(struct raw_object_store *o) oidmap_free(o->replace_map, 1); FREE_AND_NULL(o->replace_map); + free_commit_graph(o->commit_graph); + o->commit_graph = NULL; + o->commit_graph_attempted = 0; + free_alt_odbs(o); o->alt_odb_tail = NULL; @@ -541,6 +548,9 @@ void parsed_object_pool_clear(struct parsed_object_pool *o) FREE_AND_NULL(o->obj_hash); o->obj_hash_size = 0; + free_commit_buffer_slab(o->buffer_slab); + o->buffer_slab = NULL; + clear_alloc_state(o->blob_state); clear_alloc_state(o->tree_state); clear_alloc_state(o->commit_state); @@ -1,6 +1,8 @@ #ifndef OBJECT_H #define OBJECT_H +struct buffer_slab; + struct parsed_object_pool { struct object **obj_hash; int nr_objs, obj_hash_size; @@ -22,6 +24,8 @@ struct parsed_object_pool { char *alternate_shallow_file; int commit_graft_prepared; + + struct buffer_slab *buffer_slab; }; struct parsed_object_pool *parsed_object_pool_new(void); @@ -53,8 +57,9 @@ struct object_array { /* * object flag allocation: - * revision.h: 0---------10 26 - * fetch-pack.c: 0----5 + * revision.h: 0---------10 2526 + * fetch-pack.c: 01 + * negotiator/default.c: 2--5 * walker.c: 0-2 * upload-pack.c: 4 11----------------19 * builtin/blame.c: 12-13 @@ -109,18 +114,18 @@ extern struct object *get_indexed_object(unsigned int); * half-initialised objects, the caller is expected to initialize them * by calling parse_object() on them. */ -struct object *lookup_object(const unsigned char *sha1); +struct object *lookup_object(struct repository *r, const unsigned char *sha1); extern void *create_object(struct repository *r, const unsigned char *sha1, void *obj); -void *object_as_type(struct object *obj, enum object_type type, int quiet); +void *object_as_type(struct repository *r, struct object *obj, enum object_type type, int quiet); /* * Returns the object, having parsed it to find out what it is. * * Returns NULL if the object is missing or corrupt. */ -struct object *parse_object(const struct object_id *oid); +struct object *parse_object(struct repository *r, const struct object_id *oid); /* * Like parse_object, but will die() instead of returning NULL. If the @@ -133,7 +138,7 @@ struct object *parse_object_or_die(const struct object_id *oid, const char *name * parsing it. eaten_p indicates if the object has a borrowed copy * of buffer and the caller should not free() it. */ -struct object *parse_object_buffer(const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p); +struct object *parse_object_buffer(struct repository *r, const struct object_id *oid, enum object_type type, unsigned long size, void *buffer, int *eaten_p); /** Returns the object, with potentially excess memory allocated. **/ struct object *lookup_unknown_object(const unsigned char *sha1); diff --git a/packfile.c b/packfile.c index 7cd45aa4b2..6974903e58 100644 --- a/packfile.c +++ b/packfile.c @@ -1934,7 +1934,7 @@ static int add_promisor_object(const struct object_id *oid, void *set_) { struct oidset *set = set_; - struct object *obj = parse_object(oid); + struct object *obj = parse_object(the_repository, oid); if (!obj) return 1; diff --git a/parse-options-cb.c b/parse-options-cb.c index 0f9f311a7a..e8236534ac 100644 --- a/parse-options-cb.c +++ b/parse-options-cb.c @@ -91,7 +91,7 @@ int parse_opt_commits(const struct option *opt, const char *arg, int unset) return -1; if (get_oid(arg, &oid)) return error("malformed object name %s", arg); - commit = lookup_commit_reference(&oid); + commit = lookup_commit_reference(the_repository, &oid); if (!commit) return error("no such commit %s", arg); commit_list_insert(commit, opt->value); @@ -147,7 +147,7 @@ extern void report_linked_checkout_garbage(void); /* * You can define a static memoized git path like: * - * static GIT_PATH_FUNC(git_path_foo, "FOO"); + * static GIT_PATH_FUNC(git_path_foo, "FOO") * * or use one of the global ones below. */ @@ -630,7 +630,7 @@ const char *logmsg_reencode(const struct commit *commit, * the cached copy from get_commit_buffer, we need to duplicate it * to avoid munging the cached copy. */ - if (msg == get_cached_commit_buffer(commit, NULL)) + if (msg == get_cached_commit_buffer(the_repository, commit, NULL)) out = xstrdup(msg); else out = (char *)msg; @@ -1146,7 +1146,7 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */ /* these depend on the commit */ if (!commit->object.parsed) - parse_object(&commit->object.oid); + parse_object(the_repository, &commit->object.oid); switch (placeholder[0]) { case 'H': /* commit hash */ @@ -1575,7 +1575,7 @@ static void pp_header(struct pretty_print_context *pp, } if (starts_with(line, "parent ")) { - if (linelen != 48) + if (linelen != the_hash_algo->hexsz + 8) die("bad parent line in commit"); continue; } @@ -1583,7 +1583,7 @@ static void pp_header(struct pretty_print_context *pp, if (!parents_shown) { unsigned num = commit_list_count(commit->parents); /* with enough slop */ - strbuf_grow(sb, num * 50 + 20); + strbuf_grow(sb, num * (GIT_MAX_HEXSZ + 10) + 20); add_merge_info(pp, sb, commit); parents_shown = 1; } diff --git a/reachable.c b/reachable.c index ffb976c33c..6e9b810d2a 100644 --- a/reachable.c +++ b/reachable.c @@ -88,10 +88,10 @@ static void add_recent_object(const struct object_id *oid, obj = parse_object_or_die(oid, NULL); break; case OBJ_TREE: - obj = (struct object *)lookup_tree(oid); + obj = (struct object *)lookup_tree(the_repository, oid); break; case OBJ_BLOB: - obj = (struct object *)lookup_blob(oid); + obj = (struct object *)lookup_blob(the_repository, oid); break; default: die("unknown object type for %s: %s", @@ -108,7 +108,7 @@ static int add_recent_loose(const struct object_id *oid, const char *path, void *data) { struct stat st; - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(the_repository, oid->hash); if (obj && obj->flags & SEEN) return 0; @@ -133,7 +133,7 @@ static int add_recent_packed(const struct object_id *oid, struct packed_git *p, uint32_t pos, void *data) { - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(the_repository, oid->hash); if (obj && obj->flags & SEEN) return 0; diff --git a/read-cache.c b/read-cache.c index e865254bea..880849fc8a 100644 --- a/read-cache.c +++ b/read-cache.c @@ -6,6 +6,8 @@ #define NO_THE_INDEX_COMPATIBILITY_MACROS #include "cache.h" #include "config.h" +#include "diff.h" +#include "diffcore.h" #include "tempfile.h" #include "lockfile.h" #include "cache-tree.h" @@ -47,6 +49,48 @@ CE_ENTRY_ADDED | CE_ENTRY_REMOVED | CE_ENTRY_CHANGED | \ SPLIT_INDEX_ORDERED | UNTRACKED_CHANGED | FSMONITOR_CHANGED) + +/* + * This is an estimate of the pathname length in the index. We use + * this for V4 index files to guess the un-deltafied size of the index + * in memory because of pathname deltafication. This is not required + * for V2/V3 index formats because their pathnames are not compressed. + * If the initial amount of memory set aside is not sufficient, the + * mem pool will allocate extra memory. + */ +#define CACHE_ENTRY_PATH_LENGTH 80 + +static inline struct cache_entry *mem_pool__ce_alloc(struct mem_pool *mem_pool, size_t len) +{ + struct cache_entry *ce; + ce = mem_pool_alloc(mem_pool, cache_entry_size(len)); + ce->mem_pool_allocated = 1; + return ce; +} + +static inline struct cache_entry *mem_pool__ce_calloc(struct mem_pool *mem_pool, size_t len) +{ + struct cache_entry * ce; + ce = mem_pool_calloc(mem_pool, 1, cache_entry_size(len)); + ce->mem_pool_allocated = 1; + return ce; +} + +static struct mem_pool *find_mem_pool(struct index_state *istate) +{ + struct mem_pool **pool_ptr; + + if (istate->split_index && istate->split_index->base) + pool_ptr = &istate->split_index->base->ce_mem_pool; + else + pool_ptr = &istate->ce_mem_pool; + + if (!*pool_ptr) + mem_pool_init(pool_ptr, 0); + + return *pool_ptr; +} + struct index_state the_index; static const char *alternate_index_output; @@ -62,7 +106,7 @@ static void replace_index_entry(struct index_state *istate, int nr, struct cache replace_index_entry_in_base(istate, old, ce); remove_name_hash(istate, old); - free(old); + discard_cache_entry(old); ce->ce_flags &= ~CE_HASHED; set_index_entry(istate, nr, ce); ce->ce_flags |= CE_UPDATE_IN_BASE; @@ -75,7 +119,7 @@ void rename_index_entry_at(struct index_state *istate, int nr, const char *new_n struct cache_entry *old_entry = istate->cache[nr], *new_entry; int namelen = strlen(new_name); - new_entry = xmalloc(cache_entry_size(namelen)); + new_entry = make_empty_cache_entry(istate, namelen); copy_cache_entry(new_entry, old_entry); new_entry->ce_flags &= ~CE_HASHED; new_entry->ce_namelen = namelen; @@ -624,7 +668,7 @@ static struct cache_entry *create_alias_ce(struct index_state *istate, /* Ok, create the new entry using the name of the existing alias */ len = ce_namelen(alias); - new_entry = xcalloc(1, cache_entry_size(len)); + new_entry = make_empty_cache_entry(istate, len); memcpy(new_entry->name, alias->name, len); copy_cache_entry(new_entry, ce); save_or_free_index_entry(istate, ce); @@ -641,7 +685,7 @@ void set_object_name_for_intent_to_add_entry(struct cache_entry *ce) int add_to_index(struct index_state *istate, const char *path, struct stat *st, int flags) { - int size, namelen, was_same; + int namelen, was_same; mode_t st_mode = st->st_mode; struct cache_entry *ce, *alias = NULL; unsigned ce_option = CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE|CE_MATCH_RACY_IS_DIRTY; @@ -663,8 +707,7 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st, while (namelen && path[namelen-1] == '/') namelen--; } - size = cache_entry_size(namelen); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(istate, namelen); memcpy(ce->name, path, namelen); ce->ce_namelen = namelen; if (!intent_only) @@ -705,13 +748,13 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st, ce_mark_uptodate(alias); alias->ce_flags |= CE_ADDED; - free(ce); + discard_cache_entry(ce); return 0; } } if (!intent_only) { if (index_path(&ce->oid, path, st, newflags)) { - free(ce); + discard_cache_entry(ce); return error("unable to index file %s", path); } } else @@ -728,9 +771,9 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st, ce->ce_mode == alias->ce_mode); if (pretend) - free(ce); + discard_cache_entry(ce); else if (add_index_entry(istate, ce, add_option)) { - free(ce); + discard_cache_entry(ce); return error("unable to add %s to index", path); } if (verbose && !was_same) @@ -746,12 +789,25 @@ int add_file_to_index(struct index_state *istate, const char *path, int flags) return add_to_index(istate, path, &st, flags); } -struct cache_entry *make_cache_entry(unsigned int mode, - const unsigned char *sha1, const char *path, int stage, - unsigned int refresh_options) +struct cache_entry *make_empty_cache_entry(struct index_state *istate, size_t len) +{ + return mem_pool__ce_calloc(find_mem_pool(istate), len); +} + +struct cache_entry *make_empty_transient_cache_entry(size_t len) +{ + return xcalloc(1, cache_entry_size(len)); +} + +struct cache_entry *make_cache_entry(struct index_state *istate, + unsigned int mode, + const struct object_id *oid, + const char *path, + int stage, + unsigned int refresh_options) { - int size, len; struct cache_entry *ce, *ret; + int len; if (!verify_path(path, mode)) { error("Invalid path '%s'", path); @@ -759,21 +815,43 @@ struct cache_entry *make_cache_entry(unsigned int mode, } len = strlen(path); - size = cache_entry_size(len); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(istate, len); - hashcpy(ce->oid.hash, sha1); + oidcpy(&ce->oid, oid); memcpy(ce->name, path, len); ce->ce_flags = create_ce_flags(stage); ce->ce_namelen = len; ce->ce_mode = create_ce_mode(mode); - ret = refresh_cache_entry(ce, refresh_options); + ret = refresh_cache_entry(&the_index, ce, refresh_options); if (ret != ce) - free(ce); + discard_cache_entry(ce); return ret; } +struct cache_entry *make_transient_cache_entry(unsigned int mode, const struct object_id *oid, + const char *path, int stage) +{ + struct cache_entry *ce; + int len; + + if (!verify_path(path, mode)) { + error("Invalid path '%s'", path); + return NULL; + } + + len = strlen(path); + ce = make_empty_transient_cache_entry(len); + + oidcpy(&ce->oid, oid); + memcpy(ce->name, path, len); + ce->ce_flags = create_ce_flags(stage); + ce->ce_namelen = len; + ce->ce_mode = create_ce_mode(mode); + + return ce; +} + /* * Chmod an index entry with either +x or -x. * @@ -1269,7 +1347,7 @@ static struct cache_entry *refresh_cache_ent(struct index_state *istate, { struct stat st; struct cache_entry *updated; - int changed, size; + int changed; int refresh = options & CE_MATCH_REFRESH; int ignore_valid = options & CE_MATCH_IGNORE_VALID; int ignore_skip_worktree = options & CE_MATCH_IGNORE_SKIP_WORKTREE; @@ -1349,8 +1427,7 @@ static struct cache_entry *refresh_cache_ent(struct index_state *istate, return NULL; } - size = ce_size(ce); - updated = xmalloc(size); + updated = make_empty_cache_entry(istate, ce_namelen(ce)); copy_cache_entry(updated, ce); memcpy(updated->name, ce->name, ce->ce_namelen + 1); fill_stat_cache_info(updated, &st); @@ -1474,10 +1551,11 @@ int refresh_index(struct index_state *istate, unsigned int flags, return has_errors; } -struct cache_entry *refresh_cache_entry(struct cache_entry *ce, - unsigned int options) +struct cache_entry *refresh_cache_entry(struct index_state *istate, + struct cache_entry *ce, + unsigned int options) { - return refresh_cache_ent(&the_index, ce, options, NULL, NULL); + return refresh_cache_ent(istate, ce, options, NULL, NULL); } @@ -1635,12 +1713,13 @@ int read_index(struct index_state *istate) return read_index_from(istate, get_index_file(), get_git_dir()); } -static struct cache_entry *cache_entry_from_ondisk(struct ondisk_cache_entry *ondisk, +static struct cache_entry *cache_entry_from_ondisk(struct mem_pool *mem_pool, + struct ondisk_cache_entry *ondisk, unsigned int flags, const char *name, size_t len) { - struct cache_entry *ce = xmalloc(cache_entry_size(len)); + struct cache_entry *ce = mem_pool__ce_alloc(mem_pool, len); ce->ce_stat_data.sd_ctime.sec = get_be32(&ondisk->ctime.sec); ce->ce_stat_data.sd_mtime.sec = get_be32(&ondisk->mtime.sec); @@ -1682,7 +1761,8 @@ static unsigned long expand_name_field(struct strbuf *name, const char *cp_) return (const char *)ep + 1 - cp_; } -static struct cache_entry *create_from_disk(struct ondisk_cache_entry *ondisk, +static struct cache_entry *create_from_disk(struct mem_pool *mem_pool, + struct ondisk_cache_entry *ondisk, unsigned long *ent_size, struct strbuf *previous_name) { @@ -1713,13 +1793,13 @@ static struct cache_entry *create_from_disk(struct ondisk_cache_entry *ondisk, /* v3 and earlier */ if (len == CE_NAMEMASK) len = strlen(name); - ce = cache_entry_from_ondisk(ondisk, flags, name, len); + ce = cache_entry_from_ondisk(mem_pool, ondisk, flags, name, len); *ent_size = ondisk_ce_size(ce); } else { unsigned long consumed; consumed = expand_name_field(previous_name, name); - ce = cache_entry_from_ondisk(ondisk, flags, + ce = cache_entry_from_ondisk(mem_pool, ondisk, flags, previous_name->buf, previous_name->len); @@ -1793,6 +1873,22 @@ static void post_read_index_from(struct index_state *istate) tweak_fsmonitor(istate); } +static size_t estimate_cache_size_from_compressed(unsigned int entries) +{ + return entries * (sizeof(struct cache_entry) + CACHE_ENTRY_PATH_LENGTH); +} + +static size_t estimate_cache_size(size_t ondisk_size, unsigned int entries) +{ + long per_entry = sizeof(struct cache_entry) - sizeof(struct ondisk_cache_entry); + + /* + * Account for potential alignment differences. + */ + per_entry += align_padding_size(sizeof(struct cache_entry), -sizeof(struct ondisk_cache_entry)); + return ondisk_size + entries * per_entry; +} + /* remember to discard_cache() before reading a different cache! */ int do_read_index(struct index_state *istate, const char *path, int must_exist) { @@ -1839,10 +1935,15 @@ int do_read_index(struct index_state *istate, const char *path, int must_exist) istate->cache = xcalloc(istate->cache_alloc, sizeof(*istate->cache)); istate->initialized = 1; - if (istate->version == 4) + if (istate->version == 4) { previous_name = &previous_name_buf; - else + mem_pool_init(&istate->ce_mem_pool, + estimate_cache_size_from_compressed(istate->cache_nr)); + } else { previous_name = NULL; + mem_pool_init(&istate->ce_mem_pool, + estimate_cache_size(mmap_size, istate->cache_nr)); + } src_offset = sizeof(*hdr); for (i = 0; i < istate->cache_nr; i++) { @@ -1851,7 +1952,7 @@ int do_read_index(struct index_state *istate, const char *path, int must_exist) unsigned long consumed; disk_ce = (struct ondisk_cache_entry *)((char *)mmap + src_offset); - ce = create_from_disk(disk_ce, &consumed, previous_name); + ce = create_from_disk(istate->ce_mem_pool, disk_ce, &consumed, previous_name); set_index_entry(istate, i, ce); src_offset += consumed; @@ -1948,17 +2049,15 @@ int is_index_unborn(struct index_state *istate) int discard_index(struct index_state *istate) { - int i; + /* + * Cache entries in istate->cache[] should have been allocated + * from the memory pool associated with this index, or from an + * associated split_index. There is no need to free individual + * cache entries. validate_cache_entries can detect when this + * assertion does not hold. + */ + validate_cache_entries(istate); - for (i = 0; i < istate->cache_nr; i++) { - if (istate->cache[i]->index && - istate->split_index && - istate->split_index->base && - istate->cache[i]->index <= istate->split_index->base->cache_nr && - istate->cache[i] == istate->split_index->base->cache[istate->cache[i]->index - 1]) - continue; - free(istate->cache[i]); - } resolve_undo_clear_index(istate); istate->cache_nr = 0; istate->cache_changed = 0; @@ -1972,9 +2071,47 @@ int discard_index(struct index_state *istate) discard_split_index(istate); free_untracked_cache(istate->untracked); istate->untracked = NULL; + + if (istate->ce_mem_pool) { + mem_pool_discard(istate->ce_mem_pool, should_validate_cache_entries()); + istate->ce_mem_pool = NULL; + } + return 0; } +/* + * Validate the cache entries of this index. + * All cache entries associated with this index + * should have been allocated by the memory pool + * associated with this index, or by a referenced + * split index. + */ +void validate_cache_entries(const struct index_state *istate) +{ + int i; + + if (!should_validate_cache_entries() ||!istate || !istate->initialized) + return; + + for (i = 0; i < istate->cache_nr; i++) { + if (!istate) { + die("internal error: cache entry is not allocated from expected memory pool"); + } else if (!istate->ce_mem_pool || + !mem_pool_contains(istate->ce_mem_pool, istate->cache[i])) { + if (!istate->split_index || + !istate->split_index->base || + !istate->split_index->base->ce_mem_pool || + !mem_pool_contains(istate->split_index->base->ce_mem_pool, istate->cache[i])) { + die("internal error: cache entry is not allocated from expected memory pool"); + } + } + } + + if (istate->split_index) + validate_cache_entries(istate->split_index->base); +} + int unmerged_index(const struct index_state *istate) { int i; @@ -1985,6 +2122,44 @@ int unmerged_index(const struct index_state *istate) return 0; } +int index_has_changes(const struct index_state *istate, + struct tree *tree, + struct strbuf *sb) +{ + struct object_id cmp; + int i; + + if (istate != &the_index) { + BUG("index_has_changes cannot yet accept istate != &the_index; do_diff_cache needs updating first."); + } + if (tree) + cmp = tree->object.oid; + if (tree || !get_oid_tree("HEAD", &cmp)) { + struct diff_options opt; + + diff_setup(&opt); + opt.flags.exit_with_status = 1; + if (!sb) + opt.flags.quick = 1; + do_diff_cache(&cmp, &opt); + diffcore_std(&opt); + for (i = 0; sb && i < diff_queued_diff.nr; i++) { + if (i) + strbuf_addch(sb, ' '); + strbuf_addstr(sb, diff_queued_diff.queue[i]->two->path); + } + diff_flush(&opt); + return opt.flags.has_changes != 0; + } else { + for (i = 0; sb && i < istate->cache_nr; i++) { + if (i) + strbuf_addch(sb, ' '); + strbuf_addstr(sb, istate->cache[i]->name); + } + return !!istate->cache_nr; + } +} + #define WRITE_BUFFER_SIZE 8192 static unsigned char write_buffer[WRITE_BUFFER_SIZE]; static unsigned long write_buffer_len; @@ -2647,14 +2822,13 @@ int read_index_unmerged(struct index_state *istate) for (i = 0; i < istate->cache_nr; i++) { struct cache_entry *ce = istate->cache[i]; struct cache_entry *new_ce; - int size, len; + int len; if (!ce_stage(ce)) continue; unmerged = 1; len = ce_namelen(ce); - size = cache_entry_size(len); - new_ce = xcalloc(1, size); + new_ce = make_empty_cache_entry(istate, len); memcpy(new_ce->name, ce->name, len); new_ce->ce_flags = create_ce_flags(0) | CE_CONFLICTED; new_ce->ce_namelen = len; @@ -2763,3 +2937,41 @@ void move_index_extensions(struct index_state *dst, struct index_state *src) dst->untracked = src->untracked; src->untracked = NULL; } + +struct cache_entry *dup_cache_entry(const struct cache_entry *ce, + struct index_state *istate) +{ + unsigned int size = ce_size(ce); + int mem_pool_allocated; + struct cache_entry *new_entry = make_empty_cache_entry(istate, ce_namelen(ce)); + mem_pool_allocated = new_entry->mem_pool_allocated; + + memcpy(new_entry, ce, size); + new_entry->mem_pool_allocated = mem_pool_allocated; + return new_entry; +} + +void discard_cache_entry(struct cache_entry *ce) +{ + if (ce && should_validate_cache_entries()) + memset(ce, 0xCD, cache_entry_size(ce->ce_namelen)); + + if (ce && ce->mem_pool_allocated) + return; + + free(ce); +} + +int should_validate_cache_entries(void) +{ + static int validate_index_cache_entries = -1; + + if (validate_index_cache_entries < 0) { + if (getenv("GIT_TEST_VALIDATE_INDEX_CACHE_ENTRIES")) + validate_index_cache_entries = 1; + else + validate_index_cache_entries = 0; + } + + return validate_index_cache_entries; +} diff --git a/ref-filter.c b/ref-filter.c index 0ab893a250..a8def7b3a3 100644 --- a/ref-filter.c +++ b/ref-filter.c @@ -4,6 +4,7 @@ #include "refs.h" #include "wildmatch.h" #include "object-store.h" +#include "repository.h" #include "commit.h" #include "remote.h" #include "color.h" @@ -806,7 +807,8 @@ static void *get_obj(const struct object_id *oid, struct object **obj, unsigned void *buf = read_object_file(oid, &type, sz); if (buf) - *obj = parse_object_buffer(oid, type, *sz, buf, eaten); + *obj = parse_object_buffer(the_repository, oid, type, *sz, + buf, eaten); else *obj = NULL; return buf; @@ -1711,7 +1713,7 @@ static enum contains_result contains_tag_algo(struct commit *candidate, for (p = want; p; p = p->next) { struct commit *c = p->item; - load_commit_graph_info(c); + load_commit_graph_info(the_repository, c); if (c->generation < cutoff) cutoff = c->generation; } @@ -1814,7 +1816,7 @@ static int match_name_as_path(const struct ref_filter *filter, const char *refna refname[plen] == '/' || p[plen-1] == '/')) return 1; - if (!wildmatch(p, refname, WM_PATHNAME)) + if (!wildmatch(p, refname, flags)) return 1; } return 0; @@ -1869,6 +1871,15 @@ static int for_each_fullref_in_pattern(struct ref_filter *filter, return for_each_fullref_in("", cb, cb_data, broken); } + if (filter->ignore_case) { + /* + * we can't handle case-insensitive comparisons, + * so just return everything and let the caller + * sort it out. + */ + return for_each_fullref_in("", cb, cb_data, broken); + } + if (!filter->name_patterns[0]) { /* no patterns; we have to look at everything */ return for_each_fullref_in("", cb, cb_data, broken); @@ -1914,7 +1925,7 @@ static const struct object_id *match_points_at(struct oid_array *points_at, if (oid_array_lookup(points_at, oid) >= 0) return oid; - obj = parse_object(oid); + obj = parse_object(the_repository, oid); if (!obj) die(_("malformed object at '%s'"), refname); if (obj->type == OBJ_TAG) @@ -2024,7 +2035,8 @@ static int ref_filter_handler(const char *refname, const struct object_id *oid, * non-commits early. The actual filtering is done later. */ if (filter->merge_commit || filter->with_commit || filter->no_commit || filter->verbose) { - commit = lookup_commit_reference_gently(oid, 1); + commit = lookup_commit_reference_gently(the_repository, oid, + 1); if (!commit) return 0; /* We perform the filtering for the '--contains' option... */ @@ -2381,7 +2393,8 @@ int parse_opt_merge_filter(const struct option *opt, const char *arg, int unset) if (get_oid(arg, &oid)) die(_("malformed object name %s"), arg); - rf->merge_commit = lookup_commit_reference_gently(&oid, 0); + rf->merge_commit = lookup_commit_reference_gently(the_repository, + &oid, 0); if (!rf->merge_commit) return opterror(opt, "must point to a commit", 0); diff --git a/reflog-walk.c b/reflog-walk.c index 5008bbf6ad..3561a8b955 100644 --- a/reflog-walk.c +++ b/reflog-walk.c @@ -305,7 +305,8 @@ static struct commit *next_reflog_commit(struct commit_reflog *log) { for (; log->recno >= 0; log->recno--) { struct reflog_info *entry = &log->reflogs->items[log->recno]; - struct object *obj = parse_object(&entry->noid); + struct object *obj = parse_object(the_repository, + &entry->noid); if (obj && obj->type == OBJ_COMMIT) return (struct commit *)obj; @@ -305,7 +305,7 @@ enum peel_status peel_object(const struct object_id *name, struct object_id *oid if (o->type == OBJ_NONE) { int type = oid_object_info(the_repository, name, NULL); - if (type < 0 || !object_as_type(o, type, 0)) + if (type < 0 || !object_as_type(the_repository, o, type, 0)) return PEEL_INVALID; } @@ -787,25 +787,21 @@ int delete_ref(const char *msg, const char *refname, old_oid, flags); } -int copy_reflog_msg(char *buf, const char *msg) +void copy_reflog_msg(struct strbuf *sb, const char *msg) { - char *cp = buf; char c; int wasspace = 1; - *cp++ = '\t'; + strbuf_addch(sb, '\t'); while ((c = *msg++)) { if (wasspace && isspace(c)) continue; wasspace = isspace(c); if (wasspace) c = ' '; - *cp++ = c; + strbuf_addch(sb, c); } - while (buf < cp && isspace(cp[-1])) - cp--; - *cp++ = '\n'; - return cp - buf; + strbuf_rtrim(sb); } int should_autocreate_reflog(const char *refname) diff --git a/refs/files-backend.c b/refs/files-backend.c index a9a066dcfb..b9eb3aabe6 100644 --- a/refs/files-backend.c +++ b/refs/files-backend.c @@ -1582,26 +1582,17 @@ static int log_ref_write_fd(int fd, const struct object_id *old_oid, const struct object_id *new_oid, const char *committer, const char *msg) { - int msglen, written; - unsigned maxlen, len; - char *logrec; - - msglen = msg ? strlen(msg) : 0; - maxlen = strlen(committer) + msglen + 100; - logrec = xmalloc(maxlen); - len = xsnprintf(logrec, maxlen, "%s %s %s\n", - oid_to_hex(old_oid), - oid_to_hex(new_oid), - committer); - if (msglen) - len += copy_reflog_msg(logrec + len - 1, msg) - 1; - - written = len <= maxlen ? write_in_full(fd, logrec, len) : -1; - free(logrec); - if (written < 0) - return -1; + struct strbuf sb = STRBUF_INIT; + int ret = 0; - return 0; + strbuf_addf(&sb, "%s %s %s", oid_to_hex(old_oid), oid_to_hex(new_oid), committer); + if (msg && *msg) + copy_reflog_msg(&sb, msg); + strbuf_addch(&sb, '\n'); + if (write_in_full(fd, sb.buf, sb.len) < 0) + ret = -1; + strbuf_release(&sb); + return ret; } static int files_log_ref_write(struct files_ref_store *refs, @@ -1660,7 +1651,7 @@ static int write_ref_to_lockfile(struct ref_lock *lock, struct object *o; int fd; - o = parse_object(oid); + o = parse_object(the_repository, oid); if (!o) { strbuf_addf(err, "trying to write ref '%s' with nonexistent object %s", @@ -1676,7 +1667,7 @@ static int write_ref_to_lockfile(struct ref_lock *lock, return -1; } fd = get_lock_file_fd(&lock->lk); - if (write_in_full(fd, oid_to_hex(oid), GIT_SHA1_HEXSZ) < 0 || + if (write_in_full(fd, oid_to_hex(oid), the_hash_algo->hexsz) < 0 || write_in_full(fd, &term, 1) < 0 || close_ref_gently(lock) < 0) { strbuf_addf(err, @@ -3070,7 +3061,7 @@ static int files_reflog_expire(struct ref_store *ref_store, rollback_lock_file(&reflog_lock); } else if (update && (write_in_full(get_lock_file_fd(&lock->lk), - oid_to_hex(&cb.last_kept_oid), GIT_SHA1_HEXSZ) < 0 || + oid_to_hex(&cb.last_kept_oid), the_hash_algo->hexsz) < 0 || write_str_in_full(get_lock_file_fd(&lock->lk), "\n") < 0 || close_ref_gently(lock) < 0)) { status |= error("couldn't write %s", diff --git a/refs/refs-internal.h b/refs/refs-internal.h index dd834314bd..04425d6d1e 100644 --- a/refs/refs-internal.h +++ b/refs/refs-internal.h @@ -1,6 +1,8 @@ #ifndef REFS_REFS_INTERNAL_H #define REFS_REFS_INTERNAL_H +#include "iterator.h" + /* * Data structures and functions for the internal use of the refs * module. Code outside of the refs module should use only the public @@ -91,11 +93,10 @@ enum peel_status { enum peel_status peel_object(const struct object_id *name, struct object_id *oid); /* - * Copy the reflog message msg to buf, which has been allocated sufficiently - * large, while cleaning up the whitespaces. Especially, convert LF to space, - * because reflog file is one line per entry. + * Copy the reflog message msg to sb while cleaning up the whitespaces. + * Especially, convert LF to space, because reflog file is one line per entry. */ -int copy_reflog_msg(char *buf, const char *msg); +void copy_reflog_msg(struct strbuf *sb, const char *msg); /** * Information needed for a single ref update. Set new_oid to the new @@ -1149,7 +1149,7 @@ static void add_to_tips(struct tips *tips, const struct object_id *oid) if (is_null_oid(oid)) return; - commit = lookup_commit_reference_gently(oid, 1); + commit = lookup_commit_reference_gently(the_repository, oid, 1); if (!commit || (commit->object.flags & TMP_MARK)) return; commit->object.flags |= TMP_MARK; @@ -1211,7 +1211,8 @@ static void add_missing_tags(struct ref *src, struct ref **dst, struct ref ***ds if (is_null_oid(&ref->new_oid)) continue; - commit = lookup_commit_reference_gently(&ref->new_oid, + commit = lookup_commit_reference_gently(the_repository, + &ref->new_oid, 1); if (!commit) /* not pushing a commit, which is not an error */ @@ -1435,8 +1436,8 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, reject_reason = REF_STATUS_REJECT_ALREADY_EXISTS; else if (!has_object_file(&ref->old_oid)) reject_reason = REF_STATUS_REJECT_FETCH_FIRST; - else if (!lookup_commit_reference_gently(&ref->old_oid, 1) || - !lookup_commit_reference_gently(&ref->new_oid, 1)) + else if (!lookup_commit_reference_gently(the_repository, &ref->old_oid, 1) || + !lookup_commit_reference_gently(the_repository, &ref->new_oid, 1)) reject_reason = REF_STATUS_REJECT_NEEDS_FORCE; else if (!ref_newer(&ref->new_oid, &ref->old_oid)) reject_reason = REF_STATUS_REJECT_NONFASTFORWARD; @@ -1736,6 +1737,7 @@ int get_fetch_map(const struct ref *remote_refs, if (refspec->exact_sha1) { ref_map = alloc_ref(name); get_oid_hex(name, &ref_map->old_oid); + ref_map->exact_oid = 1; } else { ref_map = get_remote_ref(remote_refs, name); } @@ -1801,12 +1803,14 @@ int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid) * Both new_commit and old_commit must be commit-ish and new_commit is descendant of * old_commit. Otherwise we require --force. */ - o = deref_tag(parse_object(old_oid), NULL, 0); + o = deref_tag(the_repository, parse_object(the_repository, old_oid), + NULL, 0); if (!o || o->type != OBJ_COMMIT) return 0; old_commit = (struct commit *) o; - o = deref_tag(parse_object(new_oid), NULL, 0); + o = deref_tag(the_repository, parse_object(the_repository, new_oid), + NULL, 0); if (!o || o->type != OBJ_COMMIT) return 0; new_commit = (struct commit *) o; @@ -1864,13 +1868,13 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs, /* Cannot stat if what we used to build on no longer exists */ if (read_ref(base, &oid)) return -1; - theirs = lookup_commit_reference(&oid); + theirs = lookup_commit_reference(the_repository, &oid); if (!theirs) return -1; if (read_ref(branch->refname, &oid)) return -1; - ours = lookup_commit_reference(&oid); + ours = lookup_commit_reference(the_repository, &oid); if (!ours) return -1; @@ -73,6 +73,7 @@ struct ref { force:1, forced_update:1, expect_old_sha1:1, + exact_oid:1, deletion:1; enum { diff --git a/resolve-undo.c b/resolve-undo.c index fc5b3b83d9..c30ae5cf49 100644 --- a/resolve-undo.c +++ b/resolve-undo.c @@ -146,7 +146,9 @@ int unmerge_index_entry_at(struct index_state *istate, int pos) struct cache_entry *nce; if (!ru->mode[i]) continue; - nce = make_cache_entry(ru->mode[i], ru->oid[i].hash, + nce = make_cache_entry(istate, + ru->mode[i], + &ru->oid[i], name, i + 1, 0); if (matched) nce->ce_flags |= CE_MATCHED; diff --git a/revision.c b/revision.c index 72abe235e4..0627494378 100644 --- a/revision.c +++ b/revision.c @@ -63,10 +63,10 @@ static void mark_tree_contents_uninteresting(struct tree *tree) while (tree_entry(&desc, &entry)) { switch (object_type(entry.mode)) { case OBJ_TREE: - mark_tree_uninteresting(lookup_tree(entry.oid)); + mark_tree_uninteresting(lookup_tree(the_repository, entry.oid)); break; case OBJ_BLOB: - mark_blob_uninteresting(lookup_blob(entry.oid)); + mark_blob_uninteresting(lookup_blob(the_repository, entry.oid)); break; default: /* Subproject commit - not in this repository */ @@ -175,6 +175,7 @@ static void add_pending_object_with_path(struct rev_info *revs, strbuf_release(&buf); return; /* do not add the commit itself */ } + obj->flags |= USER_GIVEN; add_object_array_with_path(obj, name, &revs->pending, mode, path); } @@ -197,7 +198,7 @@ void add_head_to_pending(struct rev_info *revs) struct object *obj; if (get_oid("HEAD", &oid)) return; - obj = parse_object(&oid); + obj = parse_object(the_repository, &oid); if (!obj) return; add_pending_object(revs, obj, "HEAD"); @@ -209,7 +210,7 @@ static struct object *get_reference(struct rev_info *revs, const char *name, { struct object *object; - object = parse_object(oid); + object = parse_object(the_repository, oid); if (!object) { if (revs->ignore_missing) return object; @@ -246,10 +247,13 @@ static struct commit *handle_commit(struct rev_info *revs, add_pending_object(revs, object, tag->tag); if (!tag->tagged) die("bad tag"); - object = parse_object(&tag->tagged->oid); + object = parse_object(the_repository, &tag->tagged->oid); if (!object) { if (revs->ignore_missing_links || (flags & UNINTERESTING)) return NULL; + if (revs->exclude_promisor_objects && + is_promisor_object(&tag->tagged->oid)) + return NULL; die("bad object %s", oid_to_hex(&tag->tagged->oid)); } object->flags |= flags; @@ -1249,7 +1253,7 @@ static void handle_one_reflog_commit(struct object_id *oid, void *cb_data) { struct all_refs_cb *cb = cb_data; if (!is_null_oid(oid)) { - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); if (o) { o->flags |= cb->all_flags; /* ??? CMDLINEFLAGS ??? */ @@ -1322,7 +1326,7 @@ static void add_cache_tree(struct cache_tree *it, struct rev_info *revs, int i; if (it->entry_count >= 0) { - struct tree *tree = lookup_tree(&it->oid); + struct tree *tree = lookup_tree(the_repository, &it->oid); add_pending_object_with_path(revs, &tree->object, "", 040000, path->buf); } @@ -1348,7 +1352,7 @@ static void do_add_index_objects_to_pending(struct rev_info *revs, if (S_ISGITLINK(ce->ce_mode)) continue; - blob = lookup_blob(&ce->oid); + blob = lookup_blob(the_repository, &ce->oid); if (!blob) die("unable to add index blob to traversal"); add_pending_object_with_path(revs, &blob->object, "", @@ -1577,8 +1581,8 @@ static int handle_dotdot_1(const char *arg, char *dotdot, *dotdot = '\0'; } - a_obj = parse_object(&a_oid); - b_obj = parse_object(&b_oid); + a_obj = parse_object(the_repository, &a_oid); + b_obj = parse_object(the_repository, &b_oid); if (!a_obj || !b_obj) return dotdot_missing(arg, dotdot, revs, symmetric); @@ -1591,8 +1595,8 @@ static int handle_dotdot_1(const char *arg, char *dotdot, struct commit *a, *b; struct commit_list *exclude; - a = lookup_commit_reference(&a_obj->oid); - b = lookup_commit_reference(&b_obj->oid); + a = lookup_commit_reference(the_repository, &a_obj->oid); + b = lookup_commit_reference(the_repository, &b_obj->oid); if (!a || !b) return dotdot_missing(arg, dotdot, revs, symmetric); @@ -2883,7 +2887,7 @@ static int mark_uninteresting(const struct object_id *oid, uint32_t pos, void *unused) { - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); o->flags |= UNINTERESTING | SEEN; return 0; } diff --git a/revision.h b/revision.h index bf2239f876..c599c34da9 100644 --- a/revision.h +++ b/revision.h @@ -20,8 +20,9 @@ #define SYMMETRIC_LEFT (1u<<8) #define PATCHSAME (1u<<9) #define BOTTOM (1u<<10) +#define USER_GIVEN (1u<<25) /* given directly by the user */ #define TRACK_LINEAR (1u<<26) -#define ALL_REV_FLAGS (((1u<<11)-1) | TRACK_LINEAR) +#define ALL_REV_FLAGS (((1u<<11)-1) | USER_GIVEN | TRACK_LINEAR) #define DECORATE_SHORT_REFS 1 #define DECORATE_FULL_REFS 2 diff --git a/sequencer.c b/sequencer.c index 8dd6db5a01..dfb6ad2f5b 100644 --- a/sequencer.c +++ b/sequencer.c @@ -67,12 +67,12 @@ static GIT_PATH_FUNC(rebase_path_done, "rebase-merge/done") * The file to keep track of how many commands were already processed (e.g. * for the prompt). */ -static GIT_PATH_FUNC(rebase_path_msgnum, "rebase-merge/msgnum"); +static GIT_PATH_FUNC(rebase_path_msgnum, "rebase-merge/msgnum") /* * The file to keep track of how many commands are to be processed in total * (e.g. for the prompt). */ -static GIT_PATH_FUNC(rebase_path_msgtotal, "rebase-merge/end"); +static GIT_PATH_FUNC(rebase_path_msgtotal, "rebase-merge/end") /* * The commit message that is planned to be used for any changes that * need to be committed following a user interaction. @@ -438,7 +438,7 @@ static int read_oneliner(struct strbuf *buf, static struct tree *empty_tree(void) { - return lookup_tree(the_hash_algo->empty_tree); + return lookup_tree(the_repository, the_repository->hash_algo->empty_tree); } static int error_dirty_index(struct replay_opts *opts) @@ -599,7 +599,7 @@ static int is_index_unchanged(void) if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL)) return error(_("could not resolve HEAD commit")); - head_commit = lookup_commit(&head_oid); + head_commit = lookup_commit(the_repository, &head_oid); /* * If head_commit is NULL, check_commit, called from @@ -1105,7 +1105,7 @@ void print_commit_summary(const char *prefix, const struct object_id *oid, struct strbuf author_ident = STRBUF_INIT; struct strbuf committer_ident = STRBUF_INIT; - commit = lookup_commit(oid); + commit = lookup_commit(the_repository, oid); if (!commit) die(_("couldn't look up newly created commit")); if (parse_commit(commit)) @@ -1180,7 +1180,7 @@ static int parse_head(struct commit **head) if (get_oid("HEAD", &oid)) { current_head = NULL; } else { - current_head = lookup_commit_reference(&oid); + current_head = lookup_commit_reference(the_repository, &oid); if (!current_head) return error(_("could not parse HEAD")); if (oidcmp(&oid, ¤t_head->object.oid)) { @@ -1515,7 +1515,7 @@ static int update_squash_messages(enum todo_command command, if (get_oid("HEAD", &head)) return error(_("need a HEAD to fixup")); - if (!(head_commit = lookup_commit_reference(&head))) + if (!(head_commit = lookup_commit_reference(the_repository, &head))) return error(_("could not read HEAD")); if (!(head_message = get_commit_buffer(head_commit, NULL))) return error(_("could not read HEAD's commit message")); @@ -1868,8 +1868,6 @@ static int prepare_revs(struct replay_opts *opts) if (prepare_revision_walk(opts->revs)) return error(_("revision walk setup failed")); - if (!opts->revs->commits) - return error(_("empty commit set passed")); return 0; } @@ -2013,7 +2011,7 @@ static int parse_insn_line(struct todo_item *item, const char *bol, char *eol) if (status < 0) return -1; - item->commit = lookup_commit_reference(&commit_oid); + item->commit = lookup_commit_reference(the_repository, &commit_oid); return !item->commit; } @@ -2381,6 +2379,10 @@ static int walk_revs_populate_todo(struct todo_list *todo_list, short_commit_name(commit), subject_len, subject); unuse_commit_buffer(commit, commit_buffer); } + + if (!todo_list->nr) + return error(_("empty commit set passed")); + return 0; } @@ -2701,6 +2703,8 @@ static int do_exec(const char *command_line) fprintf(stderr, "Executing: %s\n", command_line); child_argv[0] = command_line; argv_array_pushf(&child_env, "GIT_DIR=%s", absolute_path(get_git_dir())); + argv_array_pushf(&child_env, "GIT_WORK_TREE=%s", + absolute_path(get_git_work_tree())); status = run_command_v_opt_cd_env(child_argv, RUN_USING_SHELL, NULL, child_env.argv); @@ -2906,6 +2910,26 @@ static int do_reset(const char *name, int len, struct replay_opts *opts) return ret; } +static struct commit *lookup_label(const char *label, int len, + struct strbuf *buf) +{ + struct commit *commit; + + strbuf_reset(buf); + strbuf_addf(buf, "refs/rewritten/%.*s", len, label); + commit = lookup_commit_reference_by_name(buf->buf); + if (!commit) { + /* fall back to non-rewritten ref or commit */ + strbuf_splice(buf, 0, strlen("refs/rewritten/"), "", 0); + commit = lookup_commit_reference_by_name(buf->buf); + } + + if (!commit) + error(_("could not resolve '%s'"), buf->buf); + + return commit; +} + static int do_merge(struct commit *commit, const char *arg, int arg_len, int flags, struct replay_opts *opts) { @@ -2914,8 +2938,9 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, struct strbuf ref_name = STRBUF_INIT; struct commit *head_commit, *merge_commit, *i; struct commit_list *bases, *j, *reversed = NULL; + struct commit_list *to_merge = NULL, **tail = &to_merge; struct merge_options o; - int merge_arg_len, oneline_offset, can_fast_forward, ret; + int merge_arg_len, oneline_offset, can_fast_forward, ret, k; static struct lock_file lock; const char *p; @@ -2930,26 +2955,34 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, goto leave_merge; } - oneline_offset = arg_len; - merge_arg_len = strcspn(arg, " \t\n"); - p = arg + merge_arg_len; - p += strspn(p, " \t\n"); - if (*p == '#' && (!p[1] || isspace(p[1]))) { - p += 1 + strspn(p + 1, " \t\n"); - oneline_offset = p - arg; - } else if (p - arg < arg_len) - BUG("octopus merges are not supported yet: '%s'", p); - - strbuf_addf(&ref_name, "refs/rewritten/%.*s", merge_arg_len, arg); - merge_commit = lookup_commit_reference_by_name(ref_name.buf); - if (!merge_commit) { - /* fall back to non-rewritten ref or commit */ - strbuf_splice(&ref_name, 0, strlen("refs/rewritten/"), "", 0); - merge_commit = lookup_commit_reference_by_name(ref_name.buf); + /* + * For octopus merges, the arg starts with the list of revisions to be + * merged. The list is optionally followed by '#' and the oneline. + */ + merge_arg_len = oneline_offset = arg_len; + for (p = arg; p - arg < arg_len; p += strspn(p, " \t\n")) { + if (!*p) + break; + if (*p == '#' && (!p[1] || isspace(p[1]))) { + p += 1 + strspn(p + 1, " \t\n"); + oneline_offset = p - arg; + break; + } + k = strcspn(p, " \t\n"); + if (!k) + continue; + merge_commit = lookup_label(p, k, &ref_name); + if (!merge_commit) { + ret = error(_("unable to parse '%.*s'"), k, p); + goto leave_merge; + } + tail = &commit_list_insert(merge_commit, tail)->next; + p += k; + merge_arg_len = p - arg; } - if (!merge_commit) { - ret = error(_("could not resolve '%s'"), ref_name.buf); + if (!to_merge) { + ret = error(_("nothing to merge: '%.*s'"), arg_len, arg); goto leave_merge; } @@ -2960,8 +2993,13 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, * "[new root]", let's simply fast-forward to the merge head. */ rollback_lock_file(&lock); - ret = fast_forward_to(&merge_commit->object.oid, - &head_commit->object.oid, 0, opts); + if (to_merge->next) + ret = error(_("octopus merge cannot be executed on " + "top of a [new root]")); + else + ret = fast_forward_to(&to_merge->item->object.oid, + &head_commit->object.oid, 0, + opts); goto leave_merge; } @@ -2997,7 +3035,8 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, p = arg + oneline_offset; len = arg_len - oneline_offset; } else { - strbuf_addf(&buf, "Merge branch '%.*s'", + strbuf_addf(&buf, "Merge %s '%.*s'", + to_merge->next ? "branches" : "branch", merge_arg_len, arg); p = buf.buf; len = buf.len; @@ -3021,28 +3060,76 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, &head_commit->object.oid); /* - * If the merge head is different from the original one, we cannot + * If any merge head is different from the original one, we cannot * fast-forward. */ if (can_fast_forward) { - struct commit_list *second_parent = commit->parents->next; + struct commit_list *p = commit->parents->next; - if (second_parent && !second_parent->next && - oidcmp(&merge_commit->object.oid, - &second_parent->item->object.oid)) + for (j = to_merge; j && p; j = j->next, p = p->next) + if (oidcmp(&j->item->object.oid, + &p->item->object.oid)) { + can_fast_forward = 0; + break; + } + /* + * If the number of merge heads differs from the original merge + * commit, we cannot fast-forward. + */ + if (j || p) can_fast_forward = 0; } - if (can_fast_forward && commit->parents->next && - !commit->parents->next->next && - !oidcmp(&commit->parents->next->item->object.oid, - &merge_commit->object.oid)) { + if (can_fast_forward) { rollback_lock_file(&lock); ret = fast_forward_to(&commit->object.oid, &head_commit->object.oid, 0, opts); goto leave_merge; } + if (to_merge->next) { + /* Octopus merge */ + struct child_process cmd = CHILD_PROCESS_INIT; + + if (read_env_script(&cmd.env_array)) { + const char *gpg_opt = gpg_sign_opt_quoted(opts); + + ret = error(_(staged_changes_advice), gpg_opt, gpg_opt); + goto leave_merge; + } + + cmd.git_cmd = 1; + argv_array_push(&cmd.args, "merge"); + argv_array_push(&cmd.args, "-s"); + argv_array_push(&cmd.args, "octopus"); + argv_array_push(&cmd.args, "--no-edit"); + argv_array_push(&cmd.args, "--no-ff"); + argv_array_push(&cmd.args, "--no-log"); + argv_array_push(&cmd.args, "--no-stat"); + argv_array_push(&cmd.args, "-F"); + argv_array_push(&cmd.args, git_path_merge_msg(the_repository)); + if (opts->gpg_sign) + argv_array_push(&cmd.args, opts->gpg_sign); + + /* Add the tips to be merged */ + for (j = to_merge; j; j = j->next) + argv_array_push(&cmd.args, + oid_to_hex(&j->item->object.oid)); + + strbuf_release(&ref_name); + unlink(git_path_cherry_pick_head(the_repository)); + rollback_lock_file(&lock); + + rollback_lock_file(&lock); + ret = run_command(&cmd); + + /* force re-reading of the cache */ + if (!ret && (discard_cache() < 0 || read_cache() < 0)) + ret = error(_("could not read index")); + goto leave_merge; + } + + merge_commit = to_merge->item; write_message(oid_to_hex(&merge_commit->object.oid), GIT_SHA1_HEXSZ, git_path_merge_head(the_repository), 0); write_message("no-ff", 5, git_path_merge_mode(the_repository), 0); @@ -3105,6 +3192,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len, leave_merge: strbuf_release(&ref_name); rollback_lock_file(&lock); + free_commit_list(to_merge); return ret; } @@ -3739,7 +3827,7 @@ int sequencer_pick_revisions(struct replay_opts *opts) continue; if (!get_oid(name, &oid)) { - if (!lookup_commit_reference_gently(&oid, 1)) { + if (!lookup_commit_reference_gently(the_repository, &oid, 1)) { enum object_type type = oid_object_info(the_repository, &oid, NULL); @@ -3765,8 +3853,10 @@ int sequencer_pick_revisions(struct replay_opts *opts) if (prepare_revision_walk(opts->revs)) return error(_("revision walk setup failed")); cmit = get_revision(opts->revs); - if (!cmit || get_revision(opts->revs)) - return error("BUG: expected exactly one commit from walk"); + if (!cmit) + return error(_("empty commit set passed")); + if (get_revision(opts->revs)) + BUG("unexpected extra commit from walk"); return single_pick(cmit, opts); } @@ -4008,7 +4098,6 @@ static int make_script_with_merges(struct pretty_print_context *pp, */ while ((commit = get_revision(revs))) { struct commit_list *to_merge; - int is_octopus; const char *p1, *p2; struct object_id *oid; int is_empty; @@ -4040,11 +4129,6 @@ static int make_script_with_merges(struct pretty_print_context *pp, continue; } - is_octopus = to_merge && to_merge->next; - - if (is_octopus) - BUG("Octopus merges not yet supported"); - /* Create a label */ strbuf_reset(&label); if (skip_prefix(oneline.buf, "Merge ", &p1) && @@ -4066,13 +4150,17 @@ static int make_script_with_merges(struct pretty_print_context *pp, strbuf_addf(&buf, "%s -C %s", cmd_merge, oid_to_hex(&commit->object.oid)); - /* label the tip of merged branch */ - oid = &to_merge->item->object.oid; - strbuf_addch(&buf, ' '); + /* label the tips of merged branches */ + for (; to_merge; to_merge = to_merge->next) { + oid = &to_merge->item->object.oid; + strbuf_addch(&buf, ' '); + + if (!oidset_contains(&interesting, oid)) { + strbuf_addstr(&buf, label_oid(oid, NULL, + &state)); + continue; + } - if (!oidset_contains(&interesting, oid)) - strbuf_addstr(&buf, label_oid(oid, NULL, &state)); - else { tips_tail = &commit_list_insert(to_merge->item, tips_tail)->next; @@ -4125,7 +4213,7 @@ static int make_script_with_merges(struct pretty_print_context *pp, entry = oidmap_get(&state.commit2label, &commit->object.oid); if (entry) - fprintf(out, "\n# Branch %s\n", entry->string); + fprintf(out, "\n%c Branch %s\n", comment_line_char, entry->string); else fprintf(out, "\n"); diff --git a/server-info.c b/server-info.c index 7ce6dcd67b..41050c2449 100644 --- a/server-info.c +++ b/server-info.c @@ -56,7 +56,7 @@ static int add_info_ref(const char *path, const struct object_id *oid, int flag, void *cb_data) { FILE *fp = cb_data; - struct object *o = parse_object(oid); + struct object *o = parse_object(the_repository, oid); if (!o) return -1; @@ -64,7 +64,7 @@ static int add_info_ref(const char *path, const struct object_id *oid, return -1; if (o->type == OBJ_TAG) { - o = deref_tag(o, path, 0); + o = deref_tag(the_repository, o, path, 0); if (o) if (fprintf(fp, "%s %s^{}\n", oid_to_hex(&o->oid), path) < 0) diff --git a/sha1-file.c b/sha1-file.c index de4839e634..dfa8a35d68 100644 --- a/sha1-file.c +++ b/sha1-file.c @@ -336,7 +336,7 @@ out: static void fill_sha1_path(struct strbuf *buf, const unsigned char *sha1) { int i; - for (i = 0; i < 20; i++) { + for (i = 0; i < the_hash_algo->rawsz; i++) { static char hex[] = "0123456789abcdef"; unsigned int val = sha1[i]; strbuf_addch(buf, hex[val >> 4]); @@ -1473,7 +1473,7 @@ void *read_object_with_reference(const struct object_id *oid, } ref_length = strlen(ref_type); - if (ref_length + GIT_SHA1_HEXSZ > isize || + if (ref_length + the_hash_algo->hexsz > isize || memcmp(buffer, ref_type, ref_length) || get_oid_hex((char *) buffer + ref_length, &actual_oid)) { free(buffer); @@ -1801,7 +1801,7 @@ static void check_commit(const void *buf, size_t size) { struct commit c; memset(&c, 0, sizeof(c)); - if (parse_commit_buffer(&c, buf, size, 0)) + if (parse_commit_buffer(the_repository, &c, buf, size, 0)) die("corrupt commit"); } @@ -1809,7 +1809,7 @@ static void check_tag(const void *buf, size_t size) { struct tag t; memset(&t, 0, sizeof(t)); - if (parse_tag_buffer(&t, buf, size)) + if (parse_tag_buffer(the_repository, &t, buf, size)) die("corrupt tag"); } @@ -2062,9 +2062,9 @@ int for_each_file_in_obj_subdir(unsigned int subdir_nr, namelen = strlen(de->d_name); strbuf_setlen(path, baselen); strbuf_add(path, de->d_name, namelen); - if (namelen == GIT_SHA1_HEXSZ - 2 && + if (namelen == the_hash_algo->hexsz - 2 && !hex_to_bytes(oid.hash + 1, de->d_name, - GIT_SHA1_RAWSZ - 1)) { + the_hash_algo->rawsz - 1)) { if (obj_cb) { r = obj_cb(&oid, path->buf, data); if (r) diff --git a/sha1-name.c b/sha1-name.c index 60d9ef3c7e..c9cc1318b7 100644 --- a/sha1-name.c +++ b/sha1-name.c @@ -239,7 +239,8 @@ static int disambiguate_committish_only(const struct object_id *oid, void *cb_da return 0; /* We need to do this the hard way... */ - obj = deref_tag(parse_object(oid), NULL, 0); + obj = deref_tag(the_repository, parse_object(the_repository, oid), + NULL, 0); if (obj && obj->type == OBJ_COMMIT) return 1; return 0; @@ -263,7 +264,8 @@ static int disambiguate_treeish_only(const struct object_id *oid, void *cb_data_ return 0; /* We need to do this the hard way... */ - obj = deref_tag(parse_object(oid), NULL, 0); + obj = deref_tag(the_repository, parse_object(the_repository, oid), + NULL, 0); if (obj && (obj->type == OBJ_TREE || obj->type == OBJ_COMMIT)) return 1; return 0; @@ -310,7 +312,7 @@ static int init_object_disambiguation(const char *name, int len, { int i; - if (len < MINIMUM_ABBREV || len > GIT_SHA1_HEXSZ) + if (len < MINIMUM_ABBREV || len > the_hash_algo->hexsz) return -1; memset(ds, 0, sizeof(*ds)); @@ -351,14 +353,14 @@ static int show_ambiguous_object(const struct object_id *oid, void *data) type = oid_object_info(the_repository, oid, NULL); if (type == OBJ_COMMIT) { - struct commit *commit = lookup_commit(oid); + struct commit *commit = lookup_commit(the_repository, oid); if (commit) { struct pretty_print_context pp = {0}; pp.date_mode.type = DATE_SHORT; format_commit_message(commit, " %ad - %s", &desc, &pp); } } else if (type == OBJ_TAG) { - struct tag *tag = lookup_tag(oid); + struct tag *tag = lookup_tag(the_repository, oid); if (!parse_tag(tag) && tag->tag) strbuf_addf(&desc, " %s", tag->tag); } @@ -576,6 +578,8 @@ int find_unique_abbrev_r(char *hex, const struct object_id *oid, int len) struct disambiguate_state ds; struct min_abbrev_data mad; struct object_id oid_ret; + const unsigned hexsz = the_hash_algo->hexsz; + if (len < 0) { unsigned long count = approximate_object_count(); /* @@ -599,8 +603,8 @@ int find_unique_abbrev_r(char *hex, const struct object_id *oid, int len) } oid_to_hex_r(hex, oid); - if (len == GIT_SHA1_HEXSZ || !len) - return GIT_SHA1_HEXSZ; + if (len == hexsz || !len) + return hexsz; mad.init_len = len; mad.cur_len = len; @@ -706,7 +710,7 @@ static int get_oid_basic(const char *str, int len, struct object_id *oid, int refs_found = 0; int at, reflog_len, nth_prior = 0; - if (len == GIT_SHA1_HEXSZ && !get_oid_hex(str, oid)) { + if (len == the_hash_algo->hexsz && !get_oid_hex(str, oid)) { if (warn_ambiguous_refs && warn_on_object_refname_ambiguity) { refs_found = dwim_ref(str, len, &tmp_oid, &real_ref); if (refs_found > 0) { @@ -750,7 +754,7 @@ static int get_oid_basic(const char *str, int len, struct object_id *oid, int detached; if (interpret_nth_prior_checkout(str, len, &buf) > 0) { - detached = (buf.len == GIT_SHA1_HEXSZ && !get_oid_hex(buf.buf, oid)); + detached = (buf.len == the_hash_algo->hexsz && !get_oid_hex(buf.buf, oid)); strbuf_release(&buf); if (detached) return 0; @@ -844,7 +848,7 @@ static int get_parent(const char *name, int len, if (ret) return ret; - commit = lookup_commit_reference(&oid); + commit = lookup_commit_reference(the_repository, &oid); if (parse_commit(commit)) return -1; if (!idx) { @@ -872,7 +876,7 @@ static int get_nth_ancestor(const char *name, int len, ret = get_oid_1(name, len, &oid, GET_OID_COMMITTISH); if (ret) return ret; - commit = lookup_commit_reference(&oid); + commit = lookup_commit_reference(the_repository, &oid); if (!commit) return -1; @@ -891,7 +895,7 @@ struct object *peel_to_type(const char *name, int namelen, if (name && !namelen) namelen = strlen(name); while (1) { - if (!o || (!o->parsed && !parse_object(&o->oid))) + if (!o || (!o->parsed && !parse_object(the_repository, &o->oid))) return NULL; if (expected_type == OBJ_ANY || o->type == expected_type) return o; @@ -964,12 +968,12 @@ static int peel_onion(const char *name, int len, struct object_id *oid, if (get_oid_1(name, sp - name - 2, &outer, lookup_flags)) return -1; - o = parse_object(&outer); + o = parse_object(the_repository, &outer); if (!o) return -1; if (!expected_type) { - o = deref_tag(o, name, sp - name - 2); - if (!o || (!o->parsed && !parse_object(&o->oid))) + o = deref_tag(the_repository, o, name, sp - name - 2); + if (!o || (!o->parsed && !parse_object(the_repository, &o->oid))) return -1; oidcpy(oid, &o->oid); return 0; @@ -1096,11 +1100,12 @@ static int handle_one_ref(const char *path, const struct object_id *oid, int flag, void *cb_data) { struct commit_list **list = cb_data; - struct object *object = parse_object(oid); + struct object *object = parse_object(the_repository, oid); if (!object) return 0; if (object->type == OBJ_TAG) { - object = deref_tag(object, path, strlen(path)); + object = deref_tag(the_repository, object, path, + strlen(path)); if (!object) return 0; } @@ -1142,7 +1147,7 @@ static int get_oid_oneline(const char *prefix, struct object_id *oid, int matches; commit = pop_most_recent_commit(&list, ONELINE_SEEN); - if (!parse_object(&commit->object.oid)) + if (!parse_object(the_repository, &commit->object.oid)) continue; buf = get_commit_buffer(commit, NULL); p = strstr(buf, "\n\n"); @@ -1251,13 +1256,13 @@ int get_oid_mb(const char *name, struct object_id *oid) } if (st) return st; - one = lookup_commit_reference_gently(&oid_tmp, 0); + one = lookup_commit_reference_gently(the_repository, &oid_tmp, 0); if (!one) return -1; if (get_oid_committish(dots[3] ? (dots + 3) : "HEAD", &oid_tmp)) return -1; - two = lookup_commit_reference_gently(&oid_tmp, 0); + two = lookup_commit_reference_gently(the_repository, &oid_tmp, 0); if (!two) return -1; mbs = get_merge_bases(one, two); @@ -1650,6 +1655,7 @@ static int get_oid_with_context_1(const char *name, struct commit_list *list = NULL; for_each_ref(handle_one_ref, &list); + head_ref(handle_one_ref, &list); commit_list_sort_by_date(&list); return get_oid_oneline(name + 2, oid, list); } @@ -31,7 +31,7 @@ int register_shallow(struct repository *r, const struct object_id *oid) { struct commit_graft *graft = xmalloc(sizeof(struct commit_graft)); - struct commit *commit = lookup_commit(oid); + struct commit *commit = lookup_commit(the_repository, oid); oidcpy(&graft->oid, oid); graft->nr_parent = -1; @@ -96,7 +96,9 @@ struct commit_list *get_shallow_commits(struct object_array *heads, int depth, if (i < heads->nr) { int **depth_slot; commit = (struct commit *) - deref_tag(heads->objects[i++].item, NULL, 0); + deref_tag(the_repository, + heads->objects[i++].item, + NULL, 0); if (!commit || commit->object.type != OBJ_COMMIT) { commit = NULL; continue; @@ -259,7 +261,7 @@ static int write_one_shallow(const struct commit_graft *graft, void *cb_data) if (graft->nr_parent != -1) return 0; if (data->flags & SEEN_ONLY) { - struct commit *c = lookup_commit(&graft->oid); + struct commit *c = lookup_commit(the_repository, &graft->oid); if (!c || !(c->object.flags & SEEN)) { if (data->flags & VERBOSE) printf("Removing %s from .git/shallow\n", @@ -492,7 +494,8 @@ static void paint_down(struct paint_info *info, const struct object_id *oid, struct commit_list *head = NULL; int bitmap_nr = DIV_ROUND_UP(info->nr_bits, 32); size_t bitmap_size = st_mult(sizeof(uint32_t), bitmap_nr); - struct commit *c = lookup_commit_reference_gently(oid, 1); + struct commit *c = lookup_commit_reference_gently(the_repository, oid, + 1); uint32_t *tmp; /* to be freed before return */ uint32_t *bitmap; @@ -554,7 +557,8 @@ static void paint_down(struct paint_info *info, const struct object_id *oid, static int mark_uninteresting(const char *refname, const struct object_id *oid, int flags, void *cb_data) { - struct commit *commit = lookup_commit_reference_gently(oid, 1); + struct commit *commit = lookup_commit_reference_gently(the_repository, + oid, 1); if (!commit) return 0; commit->object.flags |= UNINTERESTING; @@ -622,7 +626,8 @@ void assign_shallow_commits_to_refs(struct shallow_info *info, /* Mark potential bottoms so we won't go out of bound */ for (i = 0; i < nr_shallow; i++) { - struct commit *c = lookup_commit(&oid[shallow[i]]); + struct commit *c = lookup_commit(the_repository, + &oid[shallow[i]]); c->object.flags |= BOTTOM; } @@ -633,7 +638,8 @@ void assign_shallow_commits_to_refs(struct shallow_info *info, int bitmap_size = DIV_ROUND_UP(pi.nr_bits, 32) * sizeof(uint32_t); memset(used, 0, sizeof(*used) * info->shallow->nr); for (i = 0; i < nr_shallow; i++) { - const struct commit *c = lookup_commit(&oid[shallow[i]]); + const struct commit *c = lookup_commit(the_repository, + &oid[shallow[i]]); uint32_t **map = ref_bitmap_at(&pi.ref_bitmap, c); if (*map) used[shallow[i]] = xmemdupz(*map, bitmap_size); @@ -664,7 +670,8 @@ static int add_ref(const char *refname, const struct object_id *oid, { struct commit_array *ca = cb_data; ALLOC_GROW(ca->commits, ca->nr + 1, ca->alloc); - ca->commits[ca->nr] = lookup_commit_reference_gently(oid, 1); + ca->commits[ca->nr] = lookup_commit_reference_gently(the_repository, + oid, 1); if (ca->commits[ca->nr]) ca->nr++; return 0; @@ -702,7 +709,7 @@ static void post_assign_shallow(struct shallow_info *info, for (i = dst = 0; i < info->nr_theirs; i++) { if (i != dst) info->theirs[dst] = info->theirs[i]; - c = lookup_commit(&oid[info->theirs[i]]); + c = lookup_commit(the_repository, &oid[info->theirs[i]]); bitmap = ref_bitmap_at(ref_bitmap, c); if (!*bitmap) continue; @@ -723,7 +730,7 @@ static void post_assign_shallow(struct shallow_info *info, for (i = dst = 0; i < info->nr_ours; i++) { if (i != dst) info->ours[dst] = info->ours[i]; - c = lookup_commit(&oid[info->ours[i]]); + c = lookup_commit(the_repository, &oid[info->ours[i]]); bitmap = ref_bitmap_at(ref_bitmap, c); if (!*bitmap) continue; @@ -745,7 +752,8 @@ static void post_assign_shallow(struct shallow_info *info, int delayed_reachability_test(struct shallow_info *si, int c) { if (si->need_reachability_test[c]) { - struct commit *commit = lookup_commit(&si->shallow->oid[c]); + struct commit *commit = lookup_commit(the_repository, + &si->shallow->oid[c]); if (!si->commits) { struct commit_array ca; diff --git a/split-index.c b/split-index.c index 660c75f31f..84f067e10d 100644 --- a/split-index.c +++ b/split-index.c @@ -73,16 +73,31 @@ void move_cache_to_base_index(struct index_state *istate) int i; /* - * do not delete old si->base, its index entries may be shared - * with istate->cache[]. Accept a bit of leaking here because - * this code is only used by short-lived update-index. + * If there was a previous base index, then transfer ownership of allocated + * entries to the parent index. */ + if (si->base && + si->base->ce_mem_pool) { + + if (!istate->ce_mem_pool) + mem_pool_init(&istate->ce_mem_pool, 0); + + mem_pool_combine(istate->ce_mem_pool, istate->split_index->base->ce_mem_pool); + } + si->base = xcalloc(1, sizeof(*si->base)); si->base->version = istate->version; /* zero timestamp disables racy test in ce_write_index() */ si->base->timestamp = istate->timestamp; ALLOC_GROW(si->base->cache, istate->cache_nr, si->base->cache_alloc); si->base->cache_nr = istate->cache_nr; + + /* + * The mem_pool needs to move with the allocated entries. + */ + si->base->ce_mem_pool = istate->ce_mem_pool; + istate->ce_mem_pool = NULL; + COPY_ARRAY(si->base->cache, istate->cache, istate->cache_nr); mark_base_index_entries(si->base); for (i = 0; i < si->base->cache_nr; i++) @@ -123,7 +138,7 @@ static void replace_entry(size_t pos, void *data) src->ce_flags |= CE_UPDATE_IN_BASE; src->ce_namelen = dst->ce_namelen; copy_cache_entry(dst, src); - free(src); + discard_cache_entry(src); si->nr_replacements++; } @@ -224,7 +239,7 @@ void prepare_to_write_split_index(struct index_state *istate) base->ce_flags = base_flags; if (ret) ce->ce_flags |= CE_UPDATE_IN_BASE; - free(base); + discard_cache_entry(base); si->base->cache[ce->index - 1] = ce; } for (i = 0; i < si->base->cache_nr; i++) { @@ -301,7 +316,7 @@ void save_or_free_index_entry(struct index_state *istate, struct cache_entry *ce ce == istate->split_index->base->cache[ce->index - 1]) ce->ce_flags |= CE_REMOVE; else - free(ce); + discard_cache_entry(ce); } void replace_index_entry_in_base(struct index_state *istate, @@ -314,7 +329,7 @@ void replace_index_entry_in_base(struct index_state *istate, old_entry->index <= istate->split_index->base->cache_nr) { new_entry->index = old_entry->index; if (old_entry != istate->split_index->base->cache[new_entry->index - 1]) - free(istate->split_index->base->cache[new_entry->index - 1]); + discard_cache_entry(istate->split_index->base->cache[new_entry->index - 1]); istate->split_index->base->cache[new_entry->index - 1] = new_entry; } } @@ -331,12 +346,31 @@ void remove_split_index(struct index_state *istate) { if (istate->split_index) { /* - * can't discard_split_index(&the_index); because that - * will destroy split_index->base->cache[], which may - * be shared with the_index.cache[]. So yeah we're - * leaking a bit here. + * When removing the split index, we need to move + * ownership of the mem_pool associated with the + * base index to the main index. There may be cache entries + * allocated from the base's memory pool that are shared with + * the_index.cache[]. */ - istate->split_index = NULL; + mem_pool_combine(istate->ce_mem_pool, istate->split_index->base->ce_mem_pool); + + /* + * The split index no longer owns the mem_pool backing + * its cache array. As we are discarding this index, + * mark the index as having no cache entries, so it + * will not attempt to clean up the cache entries or + * validate them. + */ + if (istate->split_index->base) + istate->split_index->base->cache_nr = 0; + + /* + * We can discard the split index because its + * memory pool has been incorporated into the + * memory pool associated with the the_index. + */ + discard_split_index(istate); + istate->cache_changed |= SOMETHING_CHANGED; } } @@ -120,6 +120,15 @@ void strbuf_trim_trailing_dir_sep(struct strbuf *sb) sb->buf[sb->len] = '\0'; } +void strbuf_trim_trailing_newline(struct strbuf *sb) +{ + if (sb->len > 0 && sb->buf[sb->len - 1] == '\n') { + if (--sb->len > 0 && sb->buf[sb->len - 1] == '\r') + --sb->len; + sb->buf[sb->len] = '\0'; + } +} + void strbuf_ltrim(struct strbuf *sb) { char *b = sb->buf; @@ -921,7 +930,7 @@ void strbuf_add_unique_abbrev(struct strbuf *sb, const struct object_id *oid, int abbrev_len) { int r; - strbuf_grow(sb, GIT_SHA1_HEXSZ + 1); + strbuf_grow(sb, GIT_MAX_HEXSZ + 1); r = find_unique_abbrev_r(sb->buf + sb->len, oid, abbrev_len); strbuf_setlen(sb, sb->len + r); } @@ -190,6 +190,9 @@ extern void strbuf_ltrim(struct strbuf *); /* Strip trailing directory separators */ extern void strbuf_trim_trailing_dir_sep(struct strbuf *); +/* Strip trailing LF or CR/LF */ +extern void strbuf_trim_trailing_newline(struct strbuf *sb); + /** * Replace the contents of the strbuf with a reencoded form. Returns -1 * on error, 0 on success. diff --git a/string-list.c b/string-list.c index a0cf0cfe88..771c455098 100644 --- a/string-list.c +++ b/string-list.c @@ -224,18 +224,28 @@ struct string_list_item *string_list_append(struct string_list *list, list->strdup_strings ? xstrdup(string) : (char *)string); } +/* + * Encapsulate the compare function pointer because ISO C99 forbids + * casting from void * to a function pointer and vice versa. + */ +struct string_list_sort_ctx +{ + compare_strings_fn cmp; +}; + static int cmp_items(const void *a, const void *b, void *ctx) { - compare_strings_fn cmp = ctx; + struct string_list_sort_ctx *sort_ctx = ctx; const struct string_list_item *one = a; const struct string_list_item *two = b; - return cmp(one->string, two->string); + return sort_ctx->cmp(one->string, two->string); } void string_list_sort(struct string_list *list) { - QSORT_S(list->items, list->nr, cmp_items, - list->cmp ? list->cmp : strcmp); + struct string_list_sort_ctx sort_ctx = {list->cmp ? list->cmp : strcmp}; + + QSORT_S(list->items, list->nr, cmp_items, &sort_ctx); } struct string_list_item *unsorted_string_list_lookup(struct string_list *list, diff --git a/submodule-config.c b/submodule-config.c index 2a7259ba8b..fc2c41b947 100644 --- a/submodule-config.c +++ b/submodule-config.c @@ -562,7 +562,7 @@ static const struct submodule *config_from(struct submodule_cache *cache, parameter.gitmodules_oid = &oid; parameter.overwrite = 0; git_config_from_mem(parse_config, CONFIG_ORIGIN_SUBMODULE_BLOB, rev.buf, - config, config_size, ¶meter); + config, config_size, ¶meter, NULL); strbuf_release(&rev); free(config); diff --git a/submodule.c b/submodule.c index d3a9aab83d..6e14547e9e 100644 --- a/submodule.c +++ b/submodule.c @@ -517,8 +517,8 @@ static void show_submodule_header(struct diff_options *o, const char *path, * Attempt to lookup the commit references, and determine if this is * a fast forward or fast backwards update. */ - *left = lookup_commit_reference(one); - *right = lookup_commit_reference(two); + *left = lookup_commit_reference(the_repository, one); + *right = lookup_commit_reference(the_repository, two); /* * Warn about missing commits in the submodule project, but only if @@ -1682,7 +1682,7 @@ int submodule_move_head(const char *path, argv_array_push(&cp.args, new_head ? new_head : empty_tree_oid_hex()); if (run_command(&cp)) { - ret = -1; + ret = error(_("Submodule '%s' could not be updated."), path); goto out; } diff --git a/t/.gitignore b/t/.gitignore index 4e731dc1e3..348715f0e4 100644 --- a/t/.gitignore +++ b/t/.gitignore @@ -1,3 +1,4 @@ /trash directory* /test-results /.prove +/chainlinttmp diff --git a/t/Makefile b/t/Makefile index 96317a35f4..c83fd18861 100644 --- a/t/Makefile +++ b/t/Makefile @@ -18,8 +18,10 @@ TEST_LINT ?= test-lint ifdef TEST_OUTPUT_DIRECTORY TEST_RESULTS_DIRECTORY = $(TEST_OUTPUT_DIRECTORY)/test-results +CHAINLINTTMP = $(TEST_OUTPUT_DIRECTORY)/chainlinttmp else TEST_RESULTS_DIRECTORY = test-results +CHAINLINTTMP = chainlinttmp endif # Shell quote; @@ -27,14 +29,17 @@ SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH)) TEST_SHELL_PATH_SQ = $(subst ','\'',$(TEST_SHELL_PATH)) PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH)) TEST_RESULTS_DIRECTORY_SQ = $(subst ','\'',$(TEST_RESULTS_DIRECTORY)) +CHAINLINTTMP_SQ = $(subst ','\'',$(CHAINLINTTMP)) T = $(sort $(wildcard t[0-9][0-9][0-9][0-9]-*.sh)) TGITWEB = $(sort $(wildcard t95[0-9][0-9]-*.sh)) THELPERS = $(sort $(filter-out $(T),$(wildcard *.sh))) +CHAINLINTTESTS = $(sort $(patsubst chainlint/%.test,%,$(wildcard chainlint/*.test))) +CHAINLINT = sed -f chainlint.sed all: $(DEFAULT_TEST_TARGET) -test: pre-clean $(TEST_LINT) +test: pre-clean check-chainlint $(TEST_LINT) $(MAKE) aggregate-results-and-cleanup failed: @@ -43,7 +48,7 @@ failed: sed -n 's/\.counts$$/.sh/p') && \ test -z "$$failed" || $(MAKE) $$failed -prove: pre-clean $(TEST_LINT) +prove: pre-clean check-chainlint $(TEST_LINT) @echo "*** prove ***"; $(PROVE) --exec '$(TEST_SHELL_PATH_SQ)' $(GIT_PROVE_OPTS) $(T) :: $(GIT_TEST_OPTS) $(MAKE) clean-except-prove-cache @@ -53,13 +58,25 @@ $(T): pre-clean: $(RM) -r '$(TEST_RESULTS_DIRECTORY_SQ)' -clean-except-prove-cache: +clean-except-prove-cache: clean-chainlint $(RM) -r 'trash directory'.* '$(TEST_RESULTS_DIRECTORY_SQ)' $(RM) -r valgrind/bin clean: clean-except-prove-cache $(RM) .prove +clean-chainlint: + $(RM) -r '$(CHAINLINTTMP_SQ)' + +check-chainlint: + @mkdir -p '$(CHAINLINTTMP_SQ)' && \ + err=0 && \ + for i in $(CHAINLINTTESTS); do \ + $(CHAINLINT) <chainlint/$$i.test | \ + sed -e '/^# LINT: /d' >'$(CHAINLINTTMP_SQ)'/$$i.actual && \ + diff -u chainlint/$$i.expect '$(CHAINLINTTMP_SQ)'/$$i.actual || err=1; \ + done && exit $$err + test-lint: test-lint-duplicates test-lint-executable test-lint-shell-syntax \ test-lint-filenames @@ -102,4 +119,4 @@ valgrind: perf: $(MAKE) -C perf/ all -.PHONY: pre-clean $(T) aggregate-results clean valgrind perf +.PHONY: pre-clean $(T) aggregate-results clean valgrind perf check-chainlint clean-chainlint diff --git a/t/annotate-tests.sh b/t/annotate-tests.sh index 093832fef1..6da48a2e0a 100644 --- a/t/annotate-tests.sh +++ b/t/annotate-tests.sh @@ -320,11 +320,11 @@ test_expect_success 'blame -L ,Y (Y == nlines)' ' test_expect_success 'blame -L ,Y (Y == nlines + 1)' ' n=$(expr $(wc -l <file) + 2) && - test_must_fail $PROG -L,$n file + check_count -L,$n A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1 ' test_expect_success 'blame -L ,Y (Y > nlines)' ' - test_must_fail $PROG -L,12345 file + check_count -L,12345 A 1 B 1 B1 1 B2 1 "A U Thor" 1 C 1 D 1 E 1 ' test_expect_success 'blame -L multiple (disjoint)' ' diff --git a/t/chainlint.sed b/t/chainlint.sed new file mode 100644 index 0000000000..5f0882cb38 --- /dev/null +++ b/t/chainlint.sed @@ -0,0 +1,346 @@ +#------------------------------------------------------------------------------ +# Detect broken &&-chains in tests. +# +# At present, only &&-chains in subshells are examined by this linter; +# top-level &&-chains are instead checked directly by the test framework. Like +# the top-level &&-chain linter, the subshell linter (intentionally) does not +# check &&-chains within {...} blocks. +# +# Checking for &&-chain breakage is done line-by-line by pure textual +# inspection. +# +# Incomplete lines (those ending with "\") are stitched together with following +# lines to simplify processing, particularly of "one-liner" statements. +# Top-level here-docs are swallowed to avoid false positives within the +# here-doc body, although the statement to which the here-doc is attached is +# retained. +# +# Heuristics are used to detect end-of-subshell when the closing ")" is cuddled +# with the final subshell statement on the same line: +# +# (cd foo && +# bar) +# +# in order to avoid misinterpreting the ")" in constructs such as "x=$(...)" +# and "case $x in *)" as ending the subshell. +# +# Lines missing a final "&&" are flagged with "?!AMP?!", and lines which chain +# commands with ";" internally rather than "&&" are flagged "?!SEMI?!". A line +# may be flagged for both violations. +# +# Detection of a missing &&-link in a multi-line subshell is complicated by the +# fact that the last statement before the closing ")" must not end with "&&". +# Since processing is line-by-line, it is not known whether a missing "&&" is +# legitimate or not until the _next_ line is seen. To accommodate this, within +# multi-line subshells, each line is stored in sed's "hold" area until after +# the next line is seen and processed. If the next line is a stand-alone ")", +# then a missing "&&" on the previous line is legitimate; otherwise a missing +# "&&" is a break in the &&-chain. +# +# ( +# cd foo && +# bar +# ) +# +# In practical terms, when "bar" is encountered, it is flagged with "?!AMP?!", +# but when the stand-alone ")" line is seen which closes the subshell, the +# "?!AMP?!" violation is removed from the "bar" line (retrieved from the "hold" +# area) since the final statement of a subshell must not end with "&&". The +# final line of a subshell may still break the &&-chain by using ";" internally +# to chain commands together rather than "&&", so "?!SEMI?!" is never removed +# from a line (even though "?!AMP?!" might be). +# +# Care is taken to recognize the last _statement_ of a multi-line subshell, not +# necessarily the last textual _line_ within the subshell, since &&-chaining +# applies to statements, not to lines. Consequently, blank lines, comment +# lines, and here-docs are swallowed (but not the command to which the here-doc +# is attached), leaving the last statement in the "hold" area, not the last +# line, thus simplifying &&-link checking. +# +# The final statement before "done" in for- and while-loops, and before "elif", +# "else", and "fi" in if-then-else likewise must not end with "&&", thus +# receives similar treatment. +# +# To facilitate regression testing (and manual debugging), a ">" annotation is +# applied to the line containing ")" which closes a subshell, ">>" to a line +# closing a nested subshell, and ">>>" to a line closing both at once. This +# makes it easy to detect whether the heuristics correctly identify +# end-of-subshell. +#------------------------------------------------------------------------------ + +# incomplete line -- slurp up next line +:squash +/\\$/ { + N + s/\\\n// + bsquash +} + +# here-doc -- swallow it to avoid false hits within its body (but keep the +# command to which it was attached) +/<<[ ]*[-\\]*EOF[ ]*/ { + s/[ ]*<<[ ]*[-\\]*EOF// + h + :hereslurp + N + s/.*\n// + /^[ ]*EOF[ ]*$/!bhereslurp + x +} + +# one-liner "(...) &&" +/^[ ]*!*[ ]*(..*)[ ]*&&[ ]*$/boneline + +# same as above but without trailing "&&" +/^[ ]*!*[ ]*(..*)[ ]*$/boneline + +# one-liner "(...) >x" (or "2>x" or "<x" or "|x" or "&" +/^[ ]*!*[ ]*(..*)[ ]*[0-9]*[<>|&]/boneline + +# multi-line "(...\n...)" +/^[ ]*(/bsubshell + +# innocuous line -- print it and advance to next line +b + +# found one-liner "(...)" -- mark suspect if it uses ";" internally rather than +# "&&" (but not ";" in a string) +:oneline +/;/{ + /"[^"]*;[^"]*"/!s/^/?!SEMI?!/ +} +b + +:subshell +# bare "(" line? +/^[ ]*([ ]*$/ { + # stash for later printing + h + bnextline +} +# "(..." line -- split off and stash "(", then process "..." as its own line +x +s/.*/(/ +x +s/(// +bslurp + +:nextline +N +s/.*\n// + +:slurp +# incomplete line "...\" +/\\$/bincomplete +# multi-line quoted string "...\n..." +/^[^"]*"[^"]*$/bdqstring +# multi-line quoted string '...\n...' (but not contraction in string "it's so") +/^[^']*'[^']*$/{ + /"[^'"]*'[^'"]*"/!bsqstring +} +# here-doc -- swallow it +/<<[ ]*[-\\]*EOF/bheredoc +/<<[ ]*[-\\]*EOT/bheredoc +/<<[ ]*[-\\]*INPUT_END/bheredoc +# comment or empty line -- discard since final non-comment, non-empty line +# before closing ")", "done", "elsif", "else", or "fi" will need to be +# re-visited to drop "suspect" marking since final line of those constructs +# legitimately lacks "&&", so "suspect" mark must be removed +/^[ ]*#/bnextline +/^[ ]*$/bnextline +# in-line comment -- strip it (but not "#" in a string, Bash ${#...} array +# length, or Perforce "//depot/path#42" revision in filespec) +/[ ]#/{ + /"[^"]*#[^"]*"/!s/[ ]#.*$// +} +# one-liner "case ... esac" +/^[ ]*case[ ]*..*esac/bcheckchain +# multi-line "case ... esac" +/^[ ]*case[ ]..*[ ]in/bcase +# multi-line "for ... done" or "while ... done" +/^[ ]*for[ ]..*[ ]in/bcontinue +/^[ ]*while[ ]/bcontinue +/^[ ]*do[ ]/bcontinue +/^[ ]*do[ ]*$/bcontinue +/;[ ]*do/bcontinue +/^[ ]*done[ ]*&&[ ]*$/bdone +/^[ ]*done[ ]*$/bdone +/^[ ]*done[ ]*[<>|]/bdone +/^[ ]*done[ ]*)/bdone +/||[ ]*exit[ ]/bcontinue +/||[ ]*exit[ ]*$/bcontinue +# multi-line "if...elsif...else...fi" +/^[ ]*if[ ]/bcontinue +/^[ ]*then[ ]/bcontinue +/^[ ]*then[ ]*$/bcontinue +/;[ ]*then/bcontinue +/^[ ]*elif[ ]/belse +/^[ ]*elif[ ]*$/belse +/^[ ]*else[ ]/belse +/^[ ]*else[ ]*$/belse +/^[ ]*fi[ ]*&&[ ]*$/bdone +/^[ ]*fi[ ]*$/bdone +/^[ ]*fi[ ]*[<>|]/bdone +/^[ ]*fi[ ]*)/bdone +# nested one-liner "(...) &&" +/^[ ]*(.*)[ ]*&&[ ]*$/bcheckchain +# nested one-liner "(...)" +/^[ ]*(.*)[ ]*$/bcheckchain +# nested one-liner "(...) >x" (or "2>x" or "<x" or "|x") +/^[ ]*(.*)[ ]*[0-9]*[<>|]/bcheckchain +# nested multi-line "(...\n...)" +/^[ ]*(/bnest +# multi-line "{...\n...}" +/^[ ]*{/bblock +# closing ")" on own line -- exit subshell +/^[ ]*)/bclosesolo +# "$((...))" -- arithmetic expansion; not closing ")" +/\$(([^)][^)]*))[^)]*$/bcheckchain +# "$(...)" -- command substitution; not closing ")" +/\$([^)][^)]*)[^)]*$/bcheckchain +# multi-line "$(...\n...)" -- command substitution; treat as nested subshell +/\$([ ]*$/bnest +# "=(...)" -- Bash array assignment; not closing ")" +/=(/bcheckchain +# closing "...) &&" +/)[ ]*&&[ ]*$/bclose +# closing "...)" +/)[ ]*$/bclose +# closing "...) >x" (or "2>x" or "<x" or "|x") +/)[ ]*[<>|]/bclose +:checkchain +# mark suspect if line uses ";" internally rather than "&&" (but not ";" in a +# string and not ";;" in one-liner "case...esac") +/;/{ + /;;/!{ + /"[^"]*;[^"]*"/!s/^/?!SEMI?!/ + } +} +# line ends with pipe "...|" -- valid; not missing "&&" +/|[ ]*$/bcontinue +# missing end-of-line "&&" -- mark suspect +/&&[ ]*$/!s/^/?!AMP?!/ +:continue +# retrieve and print previous line +x +n +bslurp + +# found incomplete line "...\" -- slurp up next line +:incomplete +N +s/\\\n// +bslurp + +# found multi-line double-quoted string "...\n..." -- slurp until end of string +:dqstring +s/"//g +N +s/\n// +/"/!bdqstring +bcheckchain + +# found multi-line single-quoted string '...\n...' -- slurp until end of string +:sqstring +s/'//g +N +s/\n// +/'/!bsqstring +bcheckchain + +# found here-doc -- swallow it to avoid false hits within its body (but keep +# the command to which it was attached); take care to handle here-docs nested +# within here-docs by only recognizing closing tag matching outer here-doc +# opening tag +:heredoc +/EOF/{ s/[ ]*<<[ ]*[-\\]*EOF//; s/^/EOF/; } +/EOT/{ s/[ ]*<<[ ]*[-\\]*EOT//; s/^/EOT/; } +/INPUT_END/{ s/[ ]*<<[ ]*[-\\]*INPUT_END//; s/^/INPUT_END/; } +:hereslurpsub +N +/^EOF.*\n[ ]*EOF[ ]*$/bhereclose +/^EOT.*\n[ ]*EOT[ ]*$/bhereclose +/^INPUT_END.*\n[ ]*INPUT_END[ ]*$/bhereclose +bhereslurpsub +:hereclose +s/^EOF// +s/^EOT// +s/^INPUT_END// +s/\n.*$// +bcheckchain + +# found "case ... in" -- pass through untouched +:case +x +n +/^[ ]*esac/bslurp +bcase + +# found "else" or "elif" -- drop "suspect" from final line before "else" since +# that line legitimately lacks "&&" +:else +x +s/?!AMP?!// +x +bcontinue + +# found "done" closing for-loop or while-loop, or "fi" closing if-then -- drop +# "suspect" from final contained line since that line legitimately lacks "&&" +:done +x +s/?!AMP?!// +x +# is 'done' or 'fi' cuddled with ")" to close subshell? +/done.*)/bclose +/fi.*)/bclose +bcheckchain + +# found nested multi-line "(...\n...)" -- pass through untouched +:nest +x +:nestslurp +n +# closing ")" on own line -- stop nested slurp +/^[ ]*)/bnestclose +# comment -- not closing ")" if in comment +/^[ ]*#/bnestcontinue +# "$((...))" -- arithmetic expansion; not closing ")" +/\$(([^)][^)]*))[^)]*$/bnestcontinue +# "$(...)" -- command substitution; not closing ")" +/\$([^)][^)]*)[^)]*$/bnestcontinue +# closing "...)" -- stop nested slurp +/)/bnestclose +:nestcontinue +x +bnestslurp +:nestclose +s/^/>>/ +# is it "))" which closes nested and parent subshells? +/)[ ]*)/bslurp +bcheckchain + +# found multi-line "{...\n...}" block -- pass through untouched +:block +x +n +# closing "}" -- stop block slurp +/}/bcheckchain +bblock + +# found closing ")" on own line -- drop "suspect" from final line of subshell +# since that line legitimately lacks "&&" and exit subshell loop +:closesolo +x +s/?!AMP?!// +p +x +s/^/>/ +b + +# found closing "...)" -- exit subshell loop +:close +x +p +x +s/^/>/ +b diff --git a/t/chainlint/arithmetic-expansion.expect b/t/chainlint/arithmetic-expansion.expect new file mode 100644 index 0000000000..09457d3196 --- /dev/null +++ b/t/chainlint/arithmetic-expansion.expect @@ -0,0 +1,9 @@ +( + foo && + bar=$((42 + 1)) && + baz +>) && +( +?!AMP?! bar=$((42 + 1)) + baz +>) diff --git a/t/chainlint/arithmetic-expansion.test b/t/chainlint/arithmetic-expansion.test new file mode 100644 index 0000000000..16206960d8 --- /dev/null +++ b/t/chainlint/arithmetic-expansion.test @@ -0,0 +1,11 @@ +( + foo && +# LINT: closing ")" of $((...)) not misinterpreted as subshell-closing ")" + bar=$((42 + 1)) && + baz +) && +( +# LINT: missing "&&" on $((...)) + bar=$((42 + 1)) + baz +) diff --git a/t/chainlint/bash-array.expect b/t/chainlint/bash-array.expect new file mode 100644 index 0000000000..c4a830d1c1 --- /dev/null +++ b/t/chainlint/bash-array.expect @@ -0,0 +1,10 @@ +( + foo && + bar=(gumbo stumbo wumbo) && + baz +>) && +( + foo && + bar=${#bar[@]} && + baz +>) diff --git a/t/chainlint/bash-array.test b/t/chainlint/bash-array.test new file mode 100644 index 0000000000..92bbb777b8 --- /dev/null +++ b/t/chainlint/bash-array.test @@ -0,0 +1,12 @@ +( + foo && +# LINT: ")" in Bash array assignment not misinterpreted as subshell-closing ")" + bar=(gumbo stumbo wumbo) && + baz +) && +( + foo && +# LINT: Bash array length operator not misinterpreted as comment + bar=${#bar[@]} && + baz +) diff --git a/t/chainlint/blank-line.expect b/t/chainlint/blank-line.expect new file mode 100644 index 0000000000..3be939ed38 --- /dev/null +++ b/t/chainlint/blank-line.expect @@ -0,0 +1,4 @@ +( + nothing && + something +>) diff --git a/t/chainlint/blank-line.test b/t/chainlint/blank-line.test new file mode 100644 index 0000000000..f6dd14302b --- /dev/null +++ b/t/chainlint/blank-line.test @@ -0,0 +1,10 @@ +( + + nothing && + + something +# LINT: swallow blank lines since final _statement_ before subshell end is +# LINT: significant to "&&"-check, not final _line_ (which might be blank) + + +) diff --git a/t/chainlint/block.expect b/t/chainlint/block.expect new file mode 100644 index 0000000000..fed7e89ae8 --- /dev/null +++ b/t/chainlint/block.expect @@ -0,0 +1,12 @@ +( + foo && + { + echo a + echo b + } && + bar && + { + echo c +?!AMP?! } + baz +>) diff --git a/t/chainlint/block.test b/t/chainlint/block.test new file mode 100644 index 0000000000..d859151af1 --- /dev/null +++ b/t/chainlint/block.test @@ -0,0 +1,15 @@ +( +# LINT: missing "&&" in block not currently detected (for consistency with +# LINT: --chain-lint at top level and to provide escape hatch if needed) + foo && + { + echo a + echo b + } && + bar && +# LINT: missing "&&" at closing "}" + { + echo c + } + baz +) diff --git a/t/chainlint/broken-chain.expect b/t/chainlint/broken-chain.expect new file mode 100644 index 0000000000..55b0f42a53 --- /dev/null +++ b/t/chainlint/broken-chain.expect @@ -0,0 +1,6 @@ +( + foo && +?!AMP?! bar + baz && + wop +>) diff --git a/t/chainlint/broken-chain.test b/t/chainlint/broken-chain.test new file mode 100644 index 0000000000..3cc67b65d0 --- /dev/null +++ b/t/chainlint/broken-chain.test @@ -0,0 +1,8 @@ +( + foo && +# LINT: missing "&&" from 'bar' + bar + baz && +# LINT: final statement before closing ")" legitimately lacks "&&" + wop +) diff --git a/t/chainlint/case.expect b/t/chainlint/case.expect new file mode 100644 index 0000000000..41f121fbbf --- /dev/null +++ b/t/chainlint/case.expect @@ -0,0 +1,19 @@ +( + case "$x" in + x) foo ;; + *) bar ;; + esac && + foobar +>) && +( + case "$x" in + x) foo ;; + *) bar ;; +?!AMP?! esac + foobar +>) && +( + case "$x" in 1) true;; esac && +?!AMP?! case "$y" in 2) false;; esac + foobar +>) diff --git a/t/chainlint/case.test b/t/chainlint/case.test new file mode 100644 index 0000000000..5ef6ff7db5 --- /dev/null +++ b/t/chainlint/case.test @@ -0,0 +1,23 @@ +( +# LINT: "...)" arms in 'case' not misinterpreted as subshell-closing ")" + case "$x" in + x) foo ;; + *) bar ;; + esac && + foobar +) && +( +# LINT: missing "&&" on 'esac' + case "$x" in + x) foo ;; + *) bar ;; + esac + foobar +) && +( +# LINT: "...)" arm in one-liner 'case' not misinterpreted as closing ")" + case "$x" in 1) true;; esac && +# LINT: same but missing "&&" + case "$y" in 2) false;; esac + foobar +) diff --git a/t/chainlint/close-nested-and-parent-together.expect b/t/chainlint/close-nested-and-parent-together.expect new file mode 100644 index 0000000000..2a910f9d66 --- /dev/null +++ b/t/chainlint/close-nested-and-parent-together.expect @@ -0,0 +1,4 @@ +( +cd foo && + (bar && +>>> baz)) diff --git a/t/chainlint/close-nested-and-parent-together.test b/t/chainlint/close-nested-and-parent-together.test new file mode 100644 index 0000000000..72d482f76d --- /dev/null +++ b/t/chainlint/close-nested-and-parent-together.test @@ -0,0 +1,3 @@ +(cd foo && + (bar && + baz)) diff --git a/t/chainlint/close-subshell.expect b/t/chainlint/close-subshell.expect new file mode 100644 index 0000000000..184688718a --- /dev/null +++ b/t/chainlint/close-subshell.expect @@ -0,0 +1,25 @@ +( + foo +>) && +( + bar +>) >out && +( + baz +>) 2>err && +( + boo +>) <input && +( + bip +>) | wuzzle && +( + bop +>) | fazz fozz && +( + bup +>) | +fuzzle && +( + yop +>) diff --git a/t/chainlint/close-subshell.test b/t/chainlint/close-subshell.test new file mode 100644 index 0000000000..508ca447fd --- /dev/null +++ b/t/chainlint/close-subshell.test @@ -0,0 +1,27 @@ +# LINT: closing ")" with various decorations ("&&", ">", "|", etc.) +( + foo +) && +( + bar +) >out && +( + baz +) 2>err && +( + boo +) <input && +( + bip +) | wuzzle && +( + bop +) | fazz \ + fozz && +( + bup +) | +fuzzle && +( + yop +) diff --git a/t/chainlint/command-substitution.expect b/t/chainlint/command-substitution.expect new file mode 100644 index 0000000000..ad4118e537 --- /dev/null +++ b/t/chainlint/command-substitution.expect @@ -0,0 +1,9 @@ +( + foo && + bar=$(gobble) && + baz +>) && +( +?!AMP?! bar=$(gobble blocks) + baz +>) diff --git a/t/chainlint/command-substitution.test b/t/chainlint/command-substitution.test new file mode 100644 index 0000000000..3bbb002a4c --- /dev/null +++ b/t/chainlint/command-substitution.test @@ -0,0 +1,11 @@ +( + foo && +# LINT: closing ")" of $(...) not misinterpreted as subshell-closing ")" + bar=$(gobble) && + baz +) && +( +# LINT: missing "&&" on $(...) + bar=$(gobble blocks) + baz +) diff --git a/t/chainlint/comment.expect b/t/chainlint/comment.expect new file mode 100644 index 0000000000..3be939ed38 --- /dev/null +++ b/t/chainlint/comment.expect @@ -0,0 +1,4 @@ +( + nothing && + something +>) diff --git a/t/chainlint/comment.test b/t/chainlint/comment.test new file mode 100644 index 0000000000..113c0c466f --- /dev/null +++ b/t/chainlint/comment.test @@ -0,0 +1,11 @@ +( +# LINT: swallow comment lines + # comment 1 + nothing && + # comment 2 + something +# LINT: swallow comment lines since final _statement_ before subshell end is +# LINT: significant to "&&"-check, not final _line_ (which might be comment) + # comment 3 + # comment 4 +) diff --git a/t/chainlint/complex-if-in-cuddled-loop.expect b/t/chainlint/complex-if-in-cuddled-loop.expect new file mode 100644 index 0000000000..9674b88cf2 --- /dev/null +++ b/t/chainlint/complex-if-in-cuddled-loop.expect @@ -0,0 +1,10 @@ +( +for i in a b c; do + if test "$(echo $(waffle bat))" = "eleventeen" && + test "$x" = "$y"; then + : + else + echo >file + fi +> done) && +test ! -f file diff --git a/t/chainlint/complex-if-in-cuddled-loop.test b/t/chainlint/complex-if-in-cuddled-loop.test new file mode 100644 index 0000000000..571bbd85cd --- /dev/null +++ b/t/chainlint/complex-if-in-cuddled-loop.test @@ -0,0 +1,11 @@ +# LINT: 'for' loop cuddled with "(" and ")" and nested 'if' with complex +# LINT: multi-line condition; indented with spaces, not tabs +(for i in a b c; do + if test "$(echo $(waffle bat))" = "eleventeen" && + test "$x" = "$y"; then + : + else + echo >file + fi + done) && +test ! -f file diff --git a/t/chainlint/cuddled-if-then-else.expect b/t/chainlint/cuddled-if-then-else.expect new file mode 100644 index 0000000000..ab2a026fbc --- /dev/null +++ b/t/chainlint/cuddled-if-then-else.expect @@ -0,0 +1,7 @@ +( +if test -z ""; then + echo empty + else + echo bizzy +> fi) && +echo foobar diff --git a/t/chainlint/cuddled-if-then-else.test b/t/chainlint/cuddled-if-then-else.test new file mode 100644 index 0000000000..eed774a9d6 --- /dev/null +++ b/t/chainlint/cuddled-if-then-else.test @@ -0,0 +1,7 @@ +# LINT: 'if' cuddled with "(" and ")"; indented with spaces, not tabs +(if test -z ""; then + echo empty + else + echo bizzy + fi) && +echo foobar diff --git a/t/chainlint/cuddled-loop.expect b/t/chainlint/cuddled-loop.expect new file mode 100644 index 0000000000..8c0260d7f1 --- /dev/null +++ b/t/chainlint/cuddled-loop.expect @@ -0,0 +1,5 @@ +( + while read x + do foobar bop || exit 1 +> done <file ) && +outside subshell diff --git a/t/chainlint/cuddled-loop.test b/t/chainlint/cuddled-loop.test new file mode 100644 index 0000000000..a841d781f0 --- /dev/null +++ b/t/chainlint/cuddled-loop.test @@ -0,0 +1,7 @@ +# LINT: 'while' loop cuddled with "(" and ")", with embedded (allowed) +# LINT: "|| exit {n}" to exit loop early, and using redirection "<" to feed +# LINT: loop; indented with spaces, not tabs +( while read x + do foobar bop || exit 1 + done <file ) && +outside subshell diff --git a/t/chainlint/cuddled.expect b/t/chainlint/cuddled.expect new file mode 100644 index 0000000000..b506d46221 --- /dev/null +++ b/t/chainlint/cuddled.expect @@ -0,0 +1,21 @@ +( +cd foo && + bar +>) && + +( +?!AMP?!cd foo + bar +>) && + +( + cd foo && +> bar) && + +( +cd foo && +> bar) && + +( +?!AMP?!cd foo +> bar) diff --git a/t/chainlint/cuddled.test b/t/chainlint/cuddled.test new file mode 100644 index 0000000000..0499fa4180 --- /dev/null +++ b/t/chainlint/cuddled.test @@ -0,0 +1,23 @@ +# LINT: first subshell statement cuddled with opening "("; for implementation +# LINT: simplicity, "(..." is split into two lines, "(" and "..." +(cd foo && + bar +) && + +# LINT: same with missing "&&" +(cd foo + bar +) && + +# LINT: closing ")" cuddled with final subshell statement +( + cd foo && + bar) && + +# LINT: "(" and ")" cuddled with first and final subshell statements +(cd foo && + bar) && + +# LINT: same with missing "&&" +(cd foo + bar) diff --git a/t/chainlint/exit-loop.expect b/t/chainlint/exit-loop.expect new file mode 100644 index 0000000000..84d8bdebc0 --- /dev/null +++ b/t/chainlint/exit-loop.expect @@ -0,0 +1,24 @@ +( + for i in a b c + do + foo || exit 1 + bar && + baz + done +>) && +( + while true + do + foo || exit 1 + bar && + baz + done +>) && +( + i=0 && + while test $i -lt 10 + do + echo $i || exit + i=$(($i + 1)) + done +>) diff --git a/t/chainlint/exit-loop.test b/t/chainlint/exit-loop.test new file mode 100644 index 0000000000..2f038207e1 --- /dev/null +++ b/t/chainlint/exit-loop.test @@ -0,0 +1,27 @@ +( + for i in a b c + do +# LINT: "|| exit {n}" valid for-loop escape in subshell; no "&&" needed + foo || exit 1 + bar && + baz + done +) && +( + while true + do +# LINT: "|| exit {n}" valid while-loop escape in subshell; no "&&" needed + foo || exit 1 + bar && + baz + done +) && +( + i=0 && + while test $i -lt 10 + do +# LINT: "|| exit" (sans exit code) valid escape in subshell; no "&&" needed + echo $i || exit + i=$(($i + 1)) + done +) diff --git a/t/chainlint/exit-subshell.expect b/t/chainlint/exit-subshell.expect new file mode 100644 index 0000000000..bf78454f74 --- /dev/null +++ b/t/chainlint/exit-subshell.expect @@ -0,0 +1,5 @@ +( + foo || exit 1 + bar && + baz +>) diff --git a/t/chainlint/exit-subshell.test b/t/chainlint/exit-subshell.test new file mode 100644 index 0000000000..4e6ab69b88 --- /dev/null +++ b/t/chainlint/exit-subshell.test @@ -0,0 +1,6 @@ +( +# LINT: "|| exit {n}" valid subshell escape without hurting &&-chain + foo || exit 1 + bar && + baz +) diff --git a/t/chainlint/for-loop.expect b/t/chainlint/for-loop.expect new file mode 100644 index 0000000000..c33cf56ee7 --- /dev/null +++ b/t/chainlint/for-loop.expect @@ -0,0 +1,11 @@ +( + for i in a b c + do +?!AMP?! echo $i + cat +?!AMP?! done + for i in a b c; do + echo $i && + cat $i + done +>) diff --git a/t/chainlint/for-loop.test b/t/chainlint/for-loop.test new file mode 100644 index 0000000000..7db76262bc --- /dev/null +++ b/t/chainlint/for-loop.test @@ -0,0 +1,19 @@ +( +# LINT: 'for', 'do', 'done' do not need "&&" + for i in a b c + do +# LINT: missing "&&" on 'echo' + echo $i +# LINT: last statement of while does not need "&&" + cat <<-\EOF + bar + EOF +# LINT: missing "&&" on 'done' + done + +# LINT: 'do' on same line as 'for' + for i in a b c; do + echo $i && + cat $i + done +) diff --git a/t/chainlint/here-doc.expect b/t/chainlint/here-doc.expect new file mode 100644 index 0000000000..2328fe7753 --- /dev/null +++ b/t/chainlint/here-doc.expect @@ -0,0 +1,3 @@ +boodle wobba gorgo snoot wafta snurb && + +horticulture diff --git a/t/chainlint/here-doc.test b/t/chainlint/here-doc.test new file mode 100644 index 0000000000..bd36f6e1d3 --- /dev/null +++ b/t/chainlint/here-doc.test @@ -0,0 +1,16 @@ +# LINT: stitch together incomplete \-ending lines +# LINT: swallow here-doc to avoid false positives in content +boodle wobba \ + gorgo snoot \ + wafta snurb <<EOF && +quoth the raven, +nevermore... +EOF + +# LINT: swallow here-doc (EOF is last line of test) +horticulture <<\EOF +gomez +morticia +wednesday +pugsly +EOF diff --git a/t/chainlint/if-in-loop.expect b/t/chainlint/if-in-loop.expect new file mode 100644 index 0000000000..03d3ceb22d --- /dev/null +++ b/t/chainlint/if-in-loop.expect @@ -0,0 +1,12 @@ +( + for i in a b c + do + if false + then +?!AMP?! echo "err" + exit 1 +?!AMP?! fi + foo +?!AMP?! done + bar +>) diff --git a/t/chainlint/if-in-loop.test b/t/chainlint/if-in-loop.test new file mode 100644 index 0000000000..daf22da164 --- /dev/null +++ b/t/chainlint/if-in-loop.test @@ -0,0 +1,15 @@ +( + for i in a b c + do + if false + then +# LINT: missing "&&" on 'echo' + echo "err" + exit 1 +# LINT: missing "&&" on 'fi' + fi + foo +# LINT: missing "&&" on 'done' + done + bar +) diff --git a/t/chainlint/if-then-else.expect b/t/chainlint/if-then-else.expect new file mode 100644 index 0000000000..5953c7bfbc --- /dev/null +++ b/t/chainlint/if-then-else.expect @@ -0,0 +1,19 @@ +( + if test -n "" + then +?!AMP?! echo very + echo empty + elif test -z "" + echo foo + else + echo foo && + cat +?!AMP?! fi + echo poodle +>) && +( + if test -n ""; then + echo very && +?!AMP?! echo empty + if +>) diff --git a/t/chainlint/if-then-else.test b/t/chainlint/if-then-else.test new file mode 100644 index 0000000000..9bd8e9a4c6 --- /dev/null +++ b/t/chainlint/if-then-else.test @@ -0,0 +1,28 @@ +( +# LINT: 'if', 'then', 'elif', 'else', 'fi' do not need "&&" + if test -n "" + then +# LINT: missing "&&" on 'echo' + echo very +# LINT: last statement before 'elif' does not need "&&" + echo empty + elif test -z "" +# LINT: last statement before 'else' does not need "&&" + echo foo + else + echo foo && +# LINT: last statement before 'fi' does not need "&&" + cat <<-\EOF + bar + EOF +# LINT: missing "&&" on 'fi' + fi + echo poodle +) && +( +# LINT: 'then' on same line as 'if' + if test -n ""; then + echo very && + echo empty + if +) diff --git a/t/chainlint/incomplete-line.expect b/t/chainlint/incomplete-line.expect new file mode 100644 index 0000000000..2f3ebabdc2 --- /dev/null +++ b/t/chainlint/incomplete-line.expect @@ -0,0 +1,4 @@ +line 1 line 2 line 3 line 4 && +( + line 5 line 6 line 7 line 8 +>) diff --git a/t/chainlint/incomplete-line.test b/t/chainlint/incomplete-line.test new file mode 100644 index 0000000000..d856658083 --- /dev/null +++ b/t/chainlint/incomplete-line.test @@ -0,0 +1,12 @@ +# LINT: stitch together all incomplete \-ending lines +line 1 \ +line 2 \ +line 3 \ +line 4 && +( +# LINT: stitch together all incomplete \-ending lines (subshell) + line 5 \ + line 6 \ + line 7 \ + line 8 +) diff --git a/t/chainlint/inline-comment.expect b/t/chainlint/inline-comment.expect new file mode 100644 index 0000000000..fc9f250ac4 --- /dev/null +++ b/t/chainlint/inline-comment.expect @@ -0,0 +1,9 @@ +( + foobar && +?!AMP?! barfoo + flibble "not a # comment" +>) && + +( +cd foo && +> flibble "not a # comment") diff --git a/t/chainlint/inline-comment.test b/t/chainlint/inline-comment.test new file mode 100644 index 0000000000..8f26856e77 --- /dev/null +++ b/t/chainlint/inline-comment.test @@ -0,0 +1,12 @@ +( +# LINT: swallow inline comment (leaving command intact) + foobar && # comment 1 +# LINT: mispositioned "&&" (correctly) swallowed with comment + barfoo # wrong position for && +# LINT: "#" in string not misinterpreted as comment + flibble "not a # comment" +) && + +# LINT: "#" in string in cuddled subshell not misinterpreted as comment +(cd foo && + flibble "not a # comment") diff --git a/t/chainlint/loop-in-if.expect b/t/chainlint/loop-in-if.expect new file mode 100644 index 0000000000..088e622c31 --- /dev/null +++ b/t/chainlint/loop-in-if.expect @@ -0,0 +1,12 @@ +( + if true + then + while true + do +?!AMP?! echo "pop" + echo "glup" +?!AMP?! done + foo +?!AMP?! fi + bar +>) diff --git a/t/chainlint/loop-in-if.test b/t/chainlint/loop-in-if.test new file mode 100644 index 0000000000..93e8ba8e4d --- /dev/null +++ b/t/chainlint/loop-in-if.test @@ -0,0 +1,15 @@ +( + if true + then + while true + do +# LINT: missing "&&" on 'echo' + echo "pop" + echo "glup" +# LINT: missing "&&" on 'done' + done + foo +# LINT: missing "&&" on 'fi' + fi + bar +) diff --git a/t/chainlint/multi-line-nested-command-substitution.expect b/t/chainlint/multi-line-nested-command-substitution.expect new file mode 100644 index 0000000000..19c023b1c8 --- /dev/null +++ b/t/chainlint/multi-line-nested-command-substitution.expect @@ -0,0 +1,9 @@ +( + foo && + x=$( + echo bar | + cat +>> ) && + echo ok +>) | +sort diff --git a/t/chainlint/multi-line-nested-command-substitution.test b/t/chainlint/multi-line-nested-command-substitution.test new file mode 100644 index 0000000000..ca0620ab6b --- /dev/null +++ b/t/chainlint/multi-line-nested-command-substitution.test @@ -0,0 +1,9 @@ +( + foo && + x=$( + echo bar | + cat + ) && + echo ok +) | +sort diff --git a/t/chainlint/multi-line-string.expect b/t/chainlint/multi-line-string.expect new file mode 100644 index 0000000000..8334c4cc8e --- /dev/null +++ b/t/chainlint/multi-line-string.expect @@ -0,0 +1,9 @@ +( + x=line 1 line 2 line 3" && +?!AMP?! y=line 1 line2' + foobar +>) && +( + echo "there's nothing to see here" && + exit +>) diff --git a/t/chainlint/multi-line-string.test b/t/chainlint/multi-line-string.test new file mode 100644 index 0000000000..14cb44d51c --- /dev/null +++ b/t/chainlint/multi-line-string.test @@ -0,0 +1,15 @@ +( + x="line 1 + line 2 + line 3" && +# LINT: missing "&&" on assignment + y='line 1 + line2' + foobar +) && +( +# LINT: apostrophe (in a contraction) within string not misinterpreted as +# LINT: starting multi-line single-quoted string + echo "there's nothing to see here" && + exit +) diff --git a/t/chainlint/negated-one-liner.expect b/t/chainlint/negated-one-liner.expect new file mode 100644 index 0000000000..cf18429d03 --- /dev/null +++ b/t/chainlint/negated-one-liner.expect @@ -0,0 +1,5 @@ +! (foo && bar) && +! (foo && bar) >baz && + +?!SEMI?!! (foo; bar) && +?!SEMI?!! (foo; bar) >baz diff --git a/t/chainlint/negated-one-liner.test b/t/chainlint/negated-one-liner.test new file mode 100644 index 0000000000..c9598e9153 --- /dev/null +++ b/t/chainlint/negated-one-liner.test @@ -0,0 +1,7 @@ +# LINT: top-level one-liner subshell +! (foo && bar) && +! (foo && bar) >baz && + +# LINT: top-level one-liner subshell missing internal "&&" +! (foo; bar) && +! (foo; bar) >baz diff --git a/t/chainlint/nested-cuddled-subshell.expect b/t/chainlint/nested-cuddled-subshell.expect new file mode 100644 index 0000000000..c2a59ffc33 --- /dev/null +++ b/t/chainlint/nested-cuddled-subshell.expect @@ -0,0 +1,19 @@ +( + (cd foo && + bar +>> ) && + (cd foo && + bar +?!AMP?!>> ) + ( + cd foo && +>> bar) && + ( + cd foo && +?!AMP?!>> bar) + (cd foo && +>> bar) && + (cd foo && +?!AMP?!>> bar) + foobar +>) diff --git a/t/chainlint/nested-cuddled-subshell.test b/t/chainlint/nested-cuddled-subshell.test new file mode 100644 index 0000000000..8fd656c7b5 --- /dev/null +++ b/t/chainlint/nested-cuddled-subshell.test @@ -0,0 +1,31 @@ +( +# LINT: opening "(" cuddled with first nested subshell statement + (cd foo && + bar + ) && + +# LINT: same but "&&" missing + (cd foo && + bar + ) + +# LINT: closing ")" cuddled with final nested subshell statement + ( + cd foo && + bar) && + +# LINT: same but "&&" missing + ( + cd foo && + bar) + +# LINT: "(" and ")" cuddled with first and final subshell statements + (cd foo && + bar) && + +# LINT: same but "&&" missing + (cd foo && + bar) + + foobar +) diff --git a/t/chainlint/nested-here-doc.expect b/t/chainlint/nested-here-doc.expect new file mode 100644 index 0000000000..559301e005 --- /dev/null +++ b/t/chainlint/nested-here-doc.expect @@ -0,0 +1,5 @@ +( + cat && +?!AMP?! cat + foobar +>) diff --git a/t/chainlint/nested-here-doc.test b/t/chainlint/nested-here-doc.test new file mode 100644 index 0000000000..027e0bb3ff --- /dev/null +++ b/t/chainlint/nested-here-doc.test @@ -0,0 +1,23 @@ +( +# LINT: inner "EOF" not misintrepreted as closing INPUT_END here-doc + cat <<-\INPUT_END && + fish are mice + but geese go slow + data <<EOF + perl is lerp + and nothing else + EOF + toink + INPUT_END + +# LINT: same but missing "&&" + cat <<-\EOT + text goes here + data <<EOF + data goes here + EOF + more test here + EOT + + foobar +) diff --git a/t/chainlint/nested-subshell-comment.expect b/t/chainlint/nested-subshell-comment.expect new file mode 100644 index 0000000000..15b68d4373 --- /dev/null +++ b/t/chainlint/nested-subshell-comment.expect @@ -0,0 +1,11 @@ +( + foo && + ( + bar && + # bottles wobble while fiddles gobble + # minor numbers of cows (or do they?) + baz && + snaff +?!AMP?!>> ) + fuzzy +>) diff --git a/t/chainlint/nested-subshell-comment.test b/t/chainlint/nested-subshell-comment.test new file mode 100644 index 0000000000..0ff136ab3c --- /dev/null +++ b/t/chainlint/nested-subshell-comment.test @@ -0,0 +1,13 @@ +( + foo && + ( + bar && +# LINT: ")" in comment in nested subshell not misinterpreted as closing ")" + # bottles wobble while fiddles gobble + # minor numbers of cows (or do they?) + baz && + snaff +# LINT: missing "&&" on ')' + ) + fuzzy +) diff --git a/t/chainlint/nested-subshell.expect b/t/chainlint/nested-subshell.expect new file mode 100644 index 0000000000..c8165ad19e --- /dev/null +++ b/t/chainlint/nested-subshell.expect @@ -0,0 +1,12 @@ +( + cd foo && + ( + echo a && + echo b +>> ) >file && + cd foo && + ( + echo a + echo b +>> ) >file +>) diff --git a/t/chainlint/nested-subshell.test b/t/chainlint/nested-subshell.test new file mode 100644 index 0000000000..998b05a47d --- /dev/null +++ b/t/chainlint/nested-subshell.test @@ -0,0 +1,14 @@ +( + cd foo && + ( + echo a && + echo b + ) >file && + + cd foo && + ( +# LINT: nested multi-line subshell not presently checked for missing "&&" + echo a + echo b + ) >file +) diff --git a/t/chainlint/one-liner.expect b/t/chainlint/one-liner.expect new file mode 100644 index 0000000000..237f227349 --- /dev/null +++ b/t/chainlint/one-liner.expect @@ -0,0 +1,9 @@ +(foo && bar) && +(foo && bar) | +(foo && bar) >baz && + +?!SEMI?!(foo; bar) && +?!SEMI?!(foo; bar) | +?!SEMI?!(foo; bar) >baz + +(foo "bar; baz") diff --git a/t/chainlint/one-liner.test b/t/chainlint/one-liner.test new file mode 100644 index 0000000000..ec9acb9825 --- /dev/null +++ b/t/chainlint/one-liner.test @@ -0,0 +1,12 @@ +# LINT: top-level one-liner subshell +(foo && bar) && +(foo && bar) | +(foo && bar) >baz && + +# LINT: top-level one-liner subshell missing internal "&&" +(foo; bar) && +(foo; bar) | +(foo; bar) >baz + +# LINT: ";" in string not misinterpreted as broken &&-chain +(foo "bar; baz") diff --git a/t/chainlint/p4-filespec.expect b/t/chainlint/p4-filespec.expect new file mode 100644 index 0000000000..98b3d881fd --- /dev/null +++ b/t/chainlint/p4-filespec.expect @@ -0,0 +1,4 @@ +( + p4 print -1 //depot/fiddle#42 >file && + foobar +>) diff --git a/t/chainlint/p4-filespec.test b/t/chainlint/p4-filespec.test new file mode 100644 index 0000000000..4fd2d6e2b8 --- /dev/null +++ b/t/chainlint/p4-filespec.test @@ -0,0 +1,5 @@ +( +# LINT: Perforce revspec in filespec not misinterpreted as in-line comment + p4 print -1 //depot/fiddle#42 >file && + foobar +) diff --git a/t/chainlint/pipe.expect b/t/chainlint/pipe.expect new file mode 100644 index 0000000000..211b901dbc --- /dev/null +++ b/t/chainlint/pipe.expect @@ -0,0 +1,8 @@ +( + foo | + bar | + baz && + fish | +?!AMP?! cow + sunder +>) diff --git a/t/chainlint/pipe.test b/t/chainlint/pipe.test new file mode 100644 index 0000000000..e6af4de916 --- /dev/null +++ b/t/chainlint/pipe.test @@ -0,0 +1,12 @@ +( +# LINT: no "&&" needed on line ending with "|" + foo | + bar | + baz && + +# LINT: final line of pipe sequence ('cow') lacking "&&" + fish | + cow + + sunder +) diff --git a/t/chainlint/semicolon.expect b/t/chainlint/semicolon.expect new file mode 100644 index 0000000000..1d79384606 --- /dev/null +++ b/t/chainlint/semicolon.expect @@ -0,0 +1,20 @@ +( +?!AMP?!?!SEMI?! cat foo ; echo bar +?!SEMI?! cat foo ; echo bar +>) && +( +?!SEMI?! cat foo ; echo bar && +?!SEMI?! cat foo ; echo bar +>) && +( + echo "foo; bar" && +?!SEMI?! cat foo; echo bar +>) && +( +?!SEMI?! foo; +>) && +( +cd foo && + for i in a b c; do +?!SEMI?! echo; +> done) diff --git a/t/chainlint/semicolon.test b/t/chainlint/semicolon.test new file mode 100644 index 0000000000..d82c8ebbc0 --- /dev/null +++ b/t/chainlint/semicolon.test @@ -0,0 +1,25 @@ +( +# LINT: missing internal "&&" and ending "&&" + cat foo ; echo bar +# LINT: final statement before ")" only missing internal "&&" + cat foo ; echo bar +) && +( +# LINT: missing internal "&&" + cat foo ; echo bar && + cat foo ; echo bar +) && +( +# LINT: not fooled by semicolon in string + echo "foo; bar" && + cat foo; echo bar +) && +( +# LINT: unnecessary terminating semicolon + foo; +) && +(cd foo && + for i in a b c; do +# LINT: unnecessary terminating semicolon + echo; + done) diff --git a/t/chainlint/subshell-here-doc.expect b/t/chainlint/subshell-here-doc.expect new file mode 100644 index 0000000000..19d5aff233 --- /dev/null +++ b/t/chainlint/subshell-here-doc.expect @@ -0,0 +1,5 @@ +( + echo wobba gorgo snoot wafta snurb && +?!AMP?! cat >bip + echo >bop +>) diff --git a/t/chainlint/subshell-here-doc.test b/t/chainlint/subshell-here-doc.test new file mode 100644 index 0000000000..9c3564c247 --- /dev/null +++ b/t/chainlint/subshell-here-doc.test @@ -0,0 +1,23 @@ +( +# LINT: stitch together incomplete \-ending lines +# LINT: swallow here-doc to avoid false positives in content + echo wobba \ + gorgo snoot \ + wafta snurb <<-EOF && + quoth the raven, + nevermore... + EOF + +# LINT: missing "&&" on 'cat' + cat <<EOF >bip + fish fly high + EOF + +# LINT: swallow here-doc (EOF is last line of subshell) + echo <<-\EOF >bop + gomez + morticia + wednesday + pugsly + EOF +) diff --git a/t/chainlint/subshell-one-liner.expect b/t/chainlint/subshell-one-liner.expect new file mode 100644 index 0000000000..51162821d7 --- /dev/null +++ b/t/chainlint/subshell-one-liner.expect @@ -0,0 +1,14 @@ +( + (foo && bar) && + (foo && bar) | + (foo && bar) >baz && +?!SEMI?! (foo; bar) && +?!SEMI?! (foo; bar) | +?!SEMI?! (foo; bar) >baz && + (foo || exit 1) && + (foo || exit 1) | + (foo || exit 1) >baz && +?!AMP?! (foo && bar) +?!AMP?!?!SEMI?! (foo && bar; baz) + foobar +>) diff --git a/t/chainlint/subshell-one-liner.test b/t/chainlint/subshell-one-liner.test new file mode 100644 index 0000000000..37fa643c20 --- /dev/null +++ b/t/chainlint/subshell-one-liner.test @@ -0,0 +1,24 @@ +( +# LINT: nested one-liner subshell + (foo && bar) && + (foo && bar) | + (foo && bar) >baz && + +# LINT: nested one-liner subshell missing internal "&&" + (foo; bar) && + (foo; bar) | + (foo; bar) >baz && + +# LINT: nested one-liner subshell with "|| exit" + (foo || exit 1) && + (foo || exit 1) | + (foo || exit 1) >baz && + +# LINT: nested one-liner subshell lacking ending "&&" + (foo && bar) + +# LINT: nested one-liner subshell missing internal "&&" and lacking ending "&&" + (foo && bar; baz) + + foobar +) diff --git a/t/chainlint/while-loop.expect b/t/chainlint/while-loop.expect new file mode 100644 index 0000000000..13cff2c0a5 --- /dev/null +++ b/t/chainlint/while-loop.expect @@ -0,0 +1,11 @@ +( + while true + do +?!AMP?! echo foo + cat +?!AMP?! done + while true; do + echo foo && + cat bar + done +>) diff --git a/t/chainlint/while-loop.test b/t/chainlint/while-loop.test new file mode 100644 index 0000000000..f1df085bf0 --- /dev/null +++ b/t/chainlint/while-loop.test @@ -0,0 +1,19 @@ +( +# LINT: 'while, 'do', 'done' do not need "&&" + while true + do +# LINT: missing "&&" on 'echo' + echo foo +# LINT: last statement of while does not need "&&" + cat <<-\EOF + bar + EOF +# LINT: missing "&&" on 'done' + done + +# LINT: 'do' on same line as 'while' + while true; do + echo foo && + cat bar + done +) diff --git a/t/check-non-portable-shell.pl b/t/check-non-portable-shell.pl index e07f028437..d5823f71d8 100755 --- a/t/check-non-portable-shell.pl +++ b/t/check-non-portable-shell.pl @@ -7,22 +7,43 @@ use strict; use warnings; my $exit_code=0; +my %func; sub err { my $msg = shift; + s/^\s+//; + s/\s+$//; + s/\s+/ /g; print "$ARGV:$.: error: $msg: $_\n"; $exit_code = 1; } +# glean names of shell functions +for my $i (@ARGV) { + open(my $f, '<', $i) or die "$0: $i: $!\n"; + while (<$f>) { + $func{$1} = 1 if /^\s*(\w+)\s*\(\)\s*{\s*$/; + } + close $f; +} + while (<>) { chomp; + # stitch together incomplete lines (those ending with "\") + while (s/\\$//) { + $_ .= readline; + chomp; + } + /\bsed\s+-i/ and err 'sed -i is not portable'; - /\becho\s+-[neE]/ and err 'echo with option is not portable (please use printf)'; + /\becho\s+-[neE]/ and err 'echo with option is not portable (use printf)'; /^\s*declare\s+/ and err 'arrays/declare not portable'; - /^\s*[^#]\s*which\s/ and err 'which is not portable (please use type)'; - /\btest\s+[^=]*==/ and err '"test a == b" is not portable (please use =)'; - /\bwc -l.*"\s*=/ and err '`"$(wc -l)"` is not portable (please use test_line_count)'; - /\bexport\s+[A-Za-z0-9_]*=/ and err '"export FOO=bar" is not portable (please use FOO=bar && export FOO)'; + /^\s*[^#]\s*which\s/ and err 'which is not portable (use type)'; + /\btest\s+[^=]*==/ and err '"test a == b" is not portable (use =)'; + /\bwc -l.*"\s*=/ and err '`"$(wc -l)"` is not portable (use test_line_count)'; + /\bexport\s+[A-Za-z0-9_]*=/ and err '"export FOO=bar" is not portable (use FOO=bar && export FOO)'; + /^\s*([A-Z0-9_]+=(\w+|(["']).*?\3)\s+)+(\w+)/ and exists($func{$4}) and + err '"FOO=bar shell_func" assignment extends beyond "shell_func"'; # this resets our $. for each file close ARGV if eof; } diff --git a/t/helper/test-drop-caches.c b/t/helper/test-drop-caches.c index d6bcfddf13..f65e301f9d 100644 --- a/t/helper/test-drop-caches.c +++ b/t/helper/test-drop-caches.c @@ -16,8 +16,8 @@ static int cmd_sync(void) if ((0 == dwRet) || (dwRet > MAX_PATH)) return error("Error getting current directory"); - if ((Buffer[0] < 'A') || (Buffer[0] > 'Z')) - return error("Invalid drive letter '%c'", Buffer[0]); + if (!has_dos_drive_prefix(Buffer)) + return error("'%s': invalid drive letter", Buffer); szVolumeAccessPath[4] = Buffer[0]; hVolWrite = CreateFile(szVolumeAccessPath, GENERIC_READ | GENERIC_WRITE, diff --git a/t/helper/test-pkt-line.c b/t/helper/test-pkt-line.c index 0f19e53c75..30775f986f 100644 --- a/t/helper/test-pkt-line.c +++ b/t/helper/test-pkt-line.c @@ -1,3 +1,4 @@ +#include "cache.h" #include "pkt-line.h" static void pack_line(const char *line) @@ -48,6 +49,36 @@ static void unpack(void) } } +static void unpack_sideband(void) +{ + struct packet_reader reader; + packet_reader_init(&reader, 0, NULL, 0, + PACKET_READ_GENTLE_ON_EOF | + PACKET_READ_CHOMP_NEWLINE); + + while (packet_reader_read(&reader) != PACKET_READ_EOF) { + int band; + int fd; + + switch (reader.status) { + case PACKET_READ_EOF: + break; + case PACKET_READ_NORMAL: + band = reader.line[0] & 0xff; + if (band < 1 || band > 2) + die("unexpected side band %d", band); + fd = band; + + write_or_die(fd, reader.line + 1, reader.pktlen - 1); + break; + case PACKET_READ_FLUSH: + return; + case PACKET_READ_DELIM: + break; + } + } +} + int cmd_main(int argc, const char **argv) { if (argc < 2) @@ -57,6 +88,8 @@ int cmd_main(int argc, const char **argv) pack(argc - 2, argv + 2); else if (!strcmp(argv[1], "unpack")) unpack(); + else if (!strcmp(argv[1], "unpack-sideband")) + unpack_sideband(); else die("invalid argument '%s'", argv[1]); diff --git a/t/helper/test-repository.c b/t/helper/test-repository.c new file mode 100644 index 0000000000..2762ca6562 --- /dev/null +++ b/t/helper/test-repository.c @@ -0,0 +1,82 @@ +#include "test-tool.h" +#include "cache.h" +#include "commit-graph.h" +#include "commit.h" +#include "config.h" +#include "object-store.h" +#include "object.h" +#include "repository.h" +#include "tree.h" + +static void test_parse_commit_in_graph(const char *gitdir, const char *worktree, + const struct object_id *commit_oid) +{ + struct repository r; + struct commit *c; + struct commit_list *parent; + + repo_init(&r, gitdir, worktree); + + c = lookup_commit(&r, commit_oid); + + if (!parse_commit_in_graph(&r, c)) + die("Couldn't parse commit"); + + printf("%"PRItime, c->date); + for (parent = c->parents; parent; parent = parent->next) + printf(" %s", oid_to_hex(&parent->item->object.oid)); + printf("\n"); + + repo_clear(&r); +} + +static void test_get_commit_tree_in_graph(const char *gitdir, + const char *worktree, + const struct object_id *commit_oid) +{ + struct repository r; + struct commit *c; + struct tree *tree; + + repo_init(&r, gitdir, worktree); + + c = lookup_commit(&r, commit_oid); + + /* + * get_commit_tree_in_graph does not automatically parse the commit, so + * parse it first. + */ + if (!parse_commit_in_graph(&r, c)) + die("Couldn't parse commit"); + tree = get_commit_tree_in_graph(&r, c); + if (!tree) + die("Couldn't get commit tree"); + + printf("%s\n", oid_to_hex(&tree->object.oid)); + + repo_clear(&r); +} + +int cmd__repository(int argc, const char **argv) +{ + if (argc < 2) + die("must have at least 2 arguments"); + if (!strcmp(argv[1], "parse_commit_in_graph")) { + struct object_id oid; + if (argc < 5) + die("not enough arguments"); + if (parse_oid_hex(argv[4], &oid, &argv[4])) + die("cannot parse oid '%s'", argv[4]); + test_parse_commit_in_graph(argv[2], argv[3], &oid); + } else if (!strcmp(argv[1], "get_commit_tree_in_graph")) { + struct object_id oid; + if (argc < 5) + die("not enough arguments"); + if (parse_oid_hex(argv[4], &oid, &argv[4])) + die("cannot parse oid '%s'", argv[4]); + test_get_commit_tree_in_graph(argv[2], argv[3], &oid); + } else { + die("unrecognized '%s'", argv[1]); + } + return 0; +} diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c index 805a45de9c..dafc91c240 100644 --- a/t/helper/test-tool.c +++ b/t/helper/test-tool.c @@ -29,6 +29,7 @@ static struct test_cmd cmds[] = { { "read-cache", cmd__read_cache }, { "ref-store", cmd__ref_store }, { "regex", cmd__regex }, + { "repository", cmd__repository }, { "revision-walking", cmd__revision_walking }, { "run-command", cmd__run_command }, { "scrap-cache-tree", cmd__scrap_cache_tree }, diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h index 7116ddfb94..80cbcf0857 100644 --- a/t/helper/test-tool.h +++ b/t/helper/test-tool.h @@ -23,6 +23,7 @@ int cmd__prio_queue(int argc, const char **argv); int cmd__read_cache(int argc, const char **argv); int cmd__ref_store(int argc, const char **argv); int cmd__regex(int argc, const char **argv); +int cmd__repository(int argc, const char **argv); int cmd__revision_walking(int argc, const char **argv); int cmd__run_command(int argc, const char **argv); int cmd__scrap_cache_tree(int argc, const char **argv); diff --git a/t/lib-httpd.sh b/t/lib-httpd.sh index 435a37465a..a8729f8232 100644 --- a/t/lib-httpd.sh +++ b/t/lib-httpd.sh @@ -132,6 +132,7 @@ prepare_httpd() { cp "$TEST_PATH"/passwd "$HTTPD_ROOT_PATH" install_script broken-smart-http.sh install_script error.sh + install_script apply-one-time-sed.sh ln -s "$LIB_HTTPD_MODULE_PATH" "$HTTPD_ROOT_PATH/modules" @@ -287,3 +288,24 @@ expect_askpass() { test_cmp "$TRASH_DIRECTORY/askpass-expect" \ "$TRASH_DIRECTORY/askpass-query" } + +strip_access_log() { + sed -e " + s/^.* \"// + s/\"// + s/ [1-9][0-9]*\$// + s/^GET /GET / + " "$HTTPD_ROOT_PATH"/access.log +} + +# Requires one argument: the name of a file containing the expected stripped +# access log entries. +check_access_log() { + sort "$1" >"$1".sorted && + strip_access_log >access.log.stripped && + sort access.log.stripped >access.log.sorted && + if ! test_cmp "$1".sorted access.log.sorted + then + test_cmp "$1" access.log.stripped + fi +} diff --git a/t/lib-httpd/apache.conf b/t/lib-httpd/apache.conf index 724d9ae462..581c010d8f 100644 --- a/t/lib-httpd/apache.conf +++ b/t/lib-httpd/apache.conf @@ -111,9 +111,14 @@ Alias /auth/dumb/ www/auth/dumb/ SetEnv GIT_EXEC_PATH ${GIT_EXEC_PATH} SetEnv GIT_HTTP_EXPORT_ALL </LocationMatch> +<LocationMatch /one_time_sed/> + SetEnv GIT_EXEC_PATH ${GIT_EXEC_PATH} + SetEnv GIT_HTTP_EXPORT_ALL +</LocationMatch> ScriptAliasMatch /smart_*[^/]*/(.*) ${GIT_EXEC_PATH}/git-http-backend/$1 ScriptAlias /broken_smart/ broken-smart-http.sh/ ScriptAlias /error/ error.sh/ +ScriptAliasMatch /one_time_sed/(.*) apply-one-time-sed.sh/$1 <Directory ${GIT_EXEC_PATH}> Options FollowSymlinks </Directory> @@ -123,6 +128,9 @@ ScriptAlias /error/ error.sh/ <Files error.sh> Options ExecCGI </Files> +<Files apply-one-time-sed.sh> + Options ExecCGI +</Files> <Files ${GIT_EXEC_PATH}/git-http-backend> Options ExecCGI </Files> diff --git a/t/lib-httpd/apply-one-time-sed.sh b/t/lib-httpd/apply-one-time-sed.sh new file mode 100644 index 0000000000..fcef728925 --- /dev/null +++ b/t/lib-httpd/apply-one-time-sed.sh @@ -0,0 +1,22 @@ +#!/bin/sh + +# If "one-time-sed" exists in $HTTPD_ROOT_PATH, run sed on the HTTP response, +# using the contents of "one-time-sed" as the sed command to be run. If the +# response was modified as a result, delete "one-time-sed" so that subsequent +# HTTP responses are no longer modified. +# +# This can be used to simulate the effects of the repository changing in +# between HTTP request-response pairs. +if [ -e one-time-sed ]; then + "$GIT_EXEC_PATH/git-http-backend" >out + sed "$(cat one-time-sed)" <out >out_modified + + if diff out out_modified >/dev/null; then + cat out + else + cat out_modified + rm one-time-sed + fi +else + "$GIT_EXEC_PATH/git-http-backend" +fi diff --git a/t/lib-submodule-update.sh b/t/lib-submodule-update.sh index aa5ac03325..5b56b23166 100755 --- a/t/lib-submodule-update.sh +++ b/t/lib-submodule-update.sh @@ -756,7 +756,7 @@ test_submodule_recursing_with_args_common() { : >sub1/untrackedfile && test_must_fail $command replace_sub1_with_file && test_superproject_content origin/add_sub1 && - test_submodule_content sub1 origin/add_sub1 + test_submodule_content sub1 origin/add_sub1 && test -f sub1/untracked_file ) ' @@ -782,7 +782,8 @@ test_submodule_recursing_with_args_common() { ( cd submodule_update && git branch -t invalid_sub1 origin/invalid_sub1 && - test_must_fail $command invalid_sub1 && + test_must_fail $command invalid_sub1 2>err && + test_i18ngrep sub1 err && test_superproject_content origin/add_sub1 && test_submodule_content sub1 origin/add_sub1 ) @@ -843,7 +844,7 @@ test_submodule_switch_recursing_with_args () { cd submodule_update && git branch -t add_sub1 origin/add_sub1 && : >sub1 && - echo sub1 >.git/info/exclude + echo sub1 >.git/info/exclude && $command add_sub1 && test_superproject_content origin/add_sub1 && test_submodule_content sub1 origin/add_sub1 @@ -970,7 +971,6 @@ test_submodule_forced_switch_recursing_with_args () { rm -rf .git/modules/sub1 && $command replace_sub1_with_directory && test_superproject_content origin/replace_sub1_with_directory && - test_submodule_content sub1 origin/modify_sub1 test_git_directory_exists sub1 ) ' diff --git a/t/t0000-basic.sh b/t/t0000-basic.sh index af61d083b4..34859fe4a5 100755 --- a/t/t0000-basic.sh +++ b/t/t0000-basic.sh @@ -1081,7 +1081,7 @@ test_expect_success 'very long name in the index handled sanely' ' ( git ls-files -s path4 | sed -e "s/ .*/ /" | - tr -d "\012" + tr -d "\012" && echo "$a" ) | git update-index --index-info && len=$(git ls-files "a*" | wc -c) && diff --git a/t/t0001-init.sh b/t/t0001-init.sh index 4c865051e7..ca85aae51e 100755 --- a/t/t0001-init.sh +++ b/t/t0001-init.sh @@ -408,7 +408,7 @@ is_hidden () { test_expect_success MINGW '.git hidden' ' rm -rf newdir && ( - unset GIT_DIR GIT_WORK_TREE + sane_unset GIT_DIR GIT_WORK_TREE && mkdir newdir && cd newdir && git init && @@ -420,7 +420,7 @@ test_expect_success MINGW '.git hidden' ' test_expect_success MINGW 'bare git dir not hidden' ' rm -rf newdir && ( - unset GIT_DIR GIT_WORK_TREE GIT_CONFIG + sane_unset GIT_DIR GIT_WORK_TREE GIT_CONFIG && mkdir newdir && cd newdir && git --bare init diff --git a/t/t0003-attributes.sh b/t/t0003-attributes.sh index f19ae4f8cc..5c37c2e1f8 100755 --- a/t/t0003-attributes.sh +++ b/t/t0003-attributes.sh @@ -34,15 +34,15 @@ test_expect_success 'open-quoted pathname' ' test_expect_success 'setup' ' mkdir -p a/b/d a/c b && ( - echo "[attr]notest !test" - echo "\" d \" test=d" - echo " e test=e" - echo " e\" test=e" - echo "f test=f" - echo "a/i test=a/i" - echo "onoff test -test" - echo "offon -test test" - echo "no notest" + echo "[attr]notest !test" && + echo "\" d \" test=d" && + echo " e test=e" && + echo " e\" test=e" && + echo "f test=f" && + echo "a/i test=a/i" && + echo "onoff test -test" && + echo "offon -test test" && + echo "no notest" && echo "A/e/F test=A/e/F" ) >.gitattributes && ( @@ -51,7 +51,7 @@ test_expect_success 'setup' ' ) >a/.gitattributes && ( echo "h test=a/b/h" && - echo "d/* test=a/b/d/*" + echo "d/* test=a/b/d/*" && echo "d/yes notest" ) >a/b/.gitattributes && ( @@ -287,7 +287,7 @@ test_expect_success 'bare repository: check that .gitattribute is ignored' ' ( cd bare.git && ( - echo "f test=f" + echo "f test=f" && echo "a/i test=a/i" ) >.gitattributes && attr_check f unspecified && @@ -312,7 +312,7 @@ test_expect_success 'bare repository: test info/attributes' ' ( cd bare.git && ( - echo "f test=f" + echo "f test=f" && echo "a/i test=a/i" ) >info/attributes && attr_check f f && diff --git a/t/t0021-conversion.sh b/t/t0021-conversion.sh index 9479a4aaab..6a213608cc 100755 --- a/t/t0021-conversion.sh +++ b/t/t0021-conversion.sh @@ -785,7 +785,7 @@ test_expect_success PERL 'missing file in delayed checkout' ' cd repo && git init && echo "*.a filter=bug" >.gitattributes && - cp "$TEST_ROOT/test.o" missing-delay.a + cp "$TEST_ROOT/test.o" missing-delay.a && git add . && git commit -m "test commit" ) && @@ -807,7 +807,7 @@ test_expect_success PERL 'invalid file in delayed checkout' ' git init && echo "*.a filter=bug" >.gitattributes && cp "$TEST_ROOT/test.o" invalid-delay.a && - cp "$TEST_ROOT/test.o" unfiltered + cp "$TEST_ROOT/test.o" unfiltered && git add . && git commit -m "test commit" ) && diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh index 0c61268fd2..28ea93f509 100755 --- a/t/t0090-cache-tree.sh +++ b/t/t0090-cache-tree.sh @@ -156,7 +156,7 @@ test_expect_success PERL 'commit --interactive gives cache-tree on partial commi return 44; } EOT - (echo p; echo 1; echo; echo s; echo n; echo y; echo q) | + test_write_lines p 1 "" s n y q | git commit --interactive -m foo && test_cache_tree ' diff --git a/t/t1004-read-tree-m-u-wf.sh b/t/t1004-read-tree-m-u-wf.sh index 826cd32e23..c13578a635 100755 --- a/t/t1004-read-tree-m-u-wf.sh +++ b/t/t1004-read-tree-m-u-wf.sh @@ -210,10 +210,10 @@ test_expect_success 'D/F' ' read_tree_u_must_succeed -m -u branch-point side-b side-a && git ls-files -u >actual && ( - a=$(git rev-parse branch-point:subdir/file2) - b=$(git rev-parse side-a:subdir/file2/another) - echo "100644 $a 1 subdir/file2" - echo "100644 $a 2 subdir/file2" + a=$(git rev-parse branch-point:subdir/file2) && + b=$(git rev-parse side-a:subdir/file2/another) && + echo "100644 $a 1 subdir/file2" && + echo "100644 $a 2 subdir/file2" && echo "100644 $b 3 subdir/file2/another" ) >expect && test_cmp expect actual diff --git a/t/t1005-read-tree-reset.sh b/t/t1005-read-tree-reset.sh index 074568500a..83b09e1310 100755 --- a/t/t1005-read-tree-reset.sh +++ b/t/t1005-read-tree-reset.sh @@ -33,7 +33,7 @@ test_expect_success 'reset should remove remnants from a failed merge' ' git ls-files -s >expect && sha1=$(git rev-parse :new) && ( - echo "100644 $sha1 1 old" + echo "100644 $sha1 1 old" && echo "100644 $sha1 3 old" ) | git update-index --index-info && >old && @@ -48,7 +48,7 @@ test_expect_success 'two-way reset should remove remnants too' ' git ls-files -s >expect && sha1=$(git rev-parse :new) && ( - echo "100644 $sha1 1 old" + echo "100644 $sha1 1 old" && echo "100644 $sha1 3 old" ) | git update-index --index-info && >old && @@ -63,7 +63,7 @@ test_expect_success 'Porcelain reset should remove remnants too' ' git ls-files -s >expect && sha1=$(git rev-parse :new) && ( - echo "100644 $sha1 1 old" + echo "100644 $sha1 1 old" && echo "100644 $sha1 3 old" ) | git update-index --index-info && >old && @@ -78,7 +78,7 @@ test_expect_success 'Porcelain checkout -f should remove remnants too' ' git ls-files -s >expect && sha1=$(git rev-parse :new) && ( - echo "100644 $sha1 1 old" + echo "100644 $sha1 1 old" && echo "100644 $sha1 3 old" ) | git update-index --index-info && >old && @@ -93,7 +93,7 @@ test_expect_success 'Porcelain checkout -f HEAD should remove remnants too' ' git ls-files -s >expect && sha1=$(git rev-parse :new) && ( - echo "100644 $sha1 1 old" + echo "100644 $sha1 1 old" && echo "100644 $sha1 3 old" ) | git update-index --index-info && >old && diff --git a/t/t1008-read-tree-overlay.sh b/t/t1008-read-tree-overlay.sh index 4c50ed955e..cf96016844 100755 --- a/t/t1008-read-tree-overlay.sh +++ b/t/t1008-read-tree-overlay.sh @@ -23,7 +23,7 @@ test_expect_success setup ' test_expect_success 'multi-read' ' read_tree_must_succeed initial master side && - (echo a; echo b/c) >expect && + test_write_lines a b/c >expect && git ls-files >actual && test_cmp expect actual ' diff --git a/t/t1020-subdirectory.sh b/t/t1020-subdirectory.sh index df3183ea1a..c2df75e495 100755 --- a/t/t1020-subdirectory.sh +++ b/t/t1020-subdirectory.sh @@ -148,7 +148,7 @@ test_expect_success 'GIT_PREFIX for built-ins' ' ( cd dir && echo "change" >two && - GIT_EXTERNAL_DIFF=./diff git diff >../actual + GIT_EXTERNAL_DIFF=./diff git diff >../actual && git checkout -- two ) && test_cmp expect actual diff --git a/t/t1050-large.sh b/t/t1050-large.sh index f9eb143f43..1a9b21b293 100755 --- a/t/t1050-large.sh +++ b/t/t1050-large.sh @@ -108,7 +108,7 @@ test_expect_success 'packsize limit' ' test-tool genrandom "c" $(( 128 * 1024 )) >mid3 && git add mid1 mid2 mid3 && - count=0 + count=0 && for pi in .git/objects/pack/pack-*.idx do test -f "$pi" && count=$(( $count + 1 )) @@ -116,8 +116,8 @@ test_expect_success 'packsize limit' ' test $count = 2 && ( - git hash-object --stdin <mid1 - git hash-object --stdin <mid2 + git hash-object --stdin <mid1 && + git hash-object --stdin <mid2 && git hash-object --stdin <mid3 ) | sort >expect && diff --git a/t/t1300-config.sh b/t/t1300-config.sh index 03c223708e..24706ba412 100755 --- a/t/t1300-config.sh +++ b/t/t1300-config.sh @@ -888,7 +888,7 @@ EOF test_expect_success !MINGW 'get --path copes with unset $HOME' ' ( - unset HOME; + sane_unset HOME && test_must_fail git config --get --path path.home \ >result 2>msg && git config --get --path path.normal >>result && diff --git a/t/t1411-reflog-show.sh b/t/t1411-reflog-show.sh index 596907758d..4d62ceef9c 100755 --- a/t/t1411-reflog-show.sh +++ b/t/t1411-reflog-show.sh @@ -159,9 +159,9 @@ test_expect_success 'git log -g -p shows diffs vs. parents' ' git log -1 -p HEAD^ >log.one && git log -1 -p HEAD >log.two && ( - cat log.one; echo - cat log.two; echo - cat log.one; echo + cat log.one && echo && + cat log.two && echo && + cat log.one && echo && cat log.two ) >expect && test_cmp expect actual diff --git a/t/t1507-rev-parse-upstream.sh b/t/t1507-rev-parse-upstream.sh index 93c77eac45..349f6e10af 100755 --- a/t/t1507-rev-parse-upstream.sh +++ b/t/t1507-rev-parse-upstream.sh @@ -123,9 +123,9 @@ test_expect_success 'checkout -b new my-side@{u} forks from the same' ' test_expect_success 'merge my-side@{u} records the correct name' ' ( - cd clone || exit - git checkout master || exit - git branch -D new ;# can fail but is ok + cd clone && + git checkout master && + test_might_fail git branch -D new && git branch -t new my-side@{u} && git merge -s ours new@{u} && git show -s --pretty=tformat:%s >actual && diff --git a/t/t1512-rev-parse-disambiguation.sh b/t/t1512-rev-parse-disambiguation.sh index 96fe3754c8..e4d5b56014 100755 --- a/t/t1512-rev-parse-disambiguation.sh +++ b/t/t1512-rev-parse-disambiguation.sh @@ -34,8 +34,8 @@ test_expect_success 'blob and tree' ' for i in 0 1 2 3 4 5 6 7 8 9 do echo $i - done - echo + done && + echo && echo b1rwzyc3 ) >a0blgqsjc && @@ -222,7 +222,7 @@ test_expect_success 'more history' ' test_might_fail git rm -f a0blgqsjc && ( - git cat-file blob $side:f5518nwu + git cat-file blob $side:f5518nwu && echo j3l0i9s6 ) >ab2gs879 && git add ab2gs879 && diff --git a/t/t1700-split-index.sh b/t/t1700-split-index.sh index 1e81b33b2e..39133bcbc8 100755 --- a/t/t1700-split-index.sh +++ b/t/t1700-split-index.sh @@ -435,7 +435,7 @@ test_expect_success 'writing split index with null sha1 does not write cache tre commit=$(git commit-tree $tree -p HEAD <msg) && git update-ref HEAD "$commit" && GIT_ALLOW_NULL_SHA1=1 git reset --hard && - (test-tool dump-cache-tree >cache-tree.out || true) && + test_might_fail test-tool dump-cache-tree >cache-tree.out && test_line_count = 0 cache-tree.out ' diff --git a/t/t2016-checkout-patch.sh b/t/t2016-checkout-patch.sh index 9cd0ac4ba3..47aeb0b167 100755 --- a/t/t2016-checkout-patch.sh +++ b/t/t2016-checkout-patch.sh @@ -20,33 +20,33 @@ test_expect_success PERL 'setup' ' test_expect_success PERL 'saying "n" does nothing' ' set_and_save_state dir/foo work head && - (echo n; echo n) | git checkout -p && + test_write_lines n n | git checkout -p && verify_saved_state bar && verify_saved_state dir/foo ' test_expect_success PERL 'git checkout -p' ' - (echo n; echo y) | git checkout -p && + test_write_lines n y | git checkout -p && verify_saved_state bar && verify_state dir/foo head head ' test_expect_success PERL 'git checkout -p with staged changes' ' set_state dir/foo work index && - (echo n; echo y) | git checkout -p && + test_write_lines n y | git checkout -p && verify_saved_state bar && verify_state dir/foo index index ' test_expect_success PERL 'git checkout -p HEAD with NO staged changes: abort' ' set_and_save_state dir/foo work head && - (echo n; echo y; echo n) | git checkout -p HEAD && + test_write_lines n y n | git checkout -p HEAD && verify_saved_state bar && verify_saved_state dir/foo ' test_expect_success PERL 'git checkout -p HEAD with NO staged changes: apply' ' - (echo n; echo y; echo y) | git checkout -p HEAD && + test_write_lines n y y | git checkout -p HEAD && verify_saved_state bar && verify_state dir/foo head head ' @@ -54,14 +54,14 @@ test_expect_success PERL 'git checkout -p HEAD with NO staged changes: apply' ' test_expect_success PERL 'git checkout -p HEAD with change already staged' ' set_state dir/foo index index && # the third n is to get out in case it mistakenly does not apply - (echo n; echo y; echo n) | git checkout -p HEAD && + test_write_lines n y n | git checkout -p HEAD && verify_saved_state bar && verify_state dir/foo head head ' test_expect_success PERL 'git checkout -p HEAD^' ' # the third n is to get out in case it mistakenly does not apply - (echo n; echo y; echo n) | git checkout -p HEAD^ && + test_write_lines n y n | git checkout -p HEAD^ && verify_saved_state bar && verify_state dir/foo parent parent ' @@ -69,7 +69,7 @@ test_expect_success PERL 'git checkout -p HEAD^' ' test_expect_success PERL 'git checkout -p handles deletion' ' set_state dir/foo work index && rm dir/foo && - (echo n; echo y) | git checkout -p && + test_write_lines n y | git checkout -p && verify_saved_state bar && verify_state dir/foo index index ' @@ -81,21 +81,21 @@ test_expect_success PERL 'git checkout -p handles deletion' ' test_expect_success PERL 'path limiting works: dir' ' set_state dir/foo work head && - (echo y; echo n) | git checkout -p dir && + test_write_lines y n | git checkout -p dir && verify_saved_state bar && verify_state dir/foo head head ' test_expect_success PERL 'path limiting works: -- dir' ' set_state dir/foo work head && - (echo y; echo n) | git checkout -p -- dir && + test_write_lines y n | git checkout -p -- dir && verify_saved_state bar && verify_state dir/foo head head ' test_expect_success PERL 'path limiting works: HEAD^ -- dir' ' # the third n is to get out in case it mistakenly does not apply - (echo y; echo n; echo n) | git checkout -p HEAD^ -- dir && + test_write_lines y n n | git checkout -p HEAD^ -- dir && verify_saved_state bar && verify_state dir/foo parent parent ' @@ -103,7 +103,7 @@ test_expect_success PERL 'path limiting works: HEAD^ -- dir' ' test_expect_success PERL 'path limiting works: foo inside dir' ' set_state dir/foo work head && # the third n is to get out in case it mistakenly does not apply - (echo y; echo n; echo n) | (cd dir && git checkout -p foo) && + test_write_lines y n n | (cd dir && git checkout -p foo) && verify_saved_state bar && verify_state dir/foo head head ' diff --git a/t/t2024-checkout-dwim.sh b/t/t2024-checkout-dwim.sh index 3e5ac81bd2..26dc3f1fc0 100755 --- a/t/t2024-checkout-dwim.sh +++ b/t/t2024-checkout-dwim.sh @@ -23,6 +23,12 @@ test_branch_upstream () { test_cmp expect.upstream actual.upstream } +status_uno_is_clean () { + >status.expect && + git status -uno --porcelain >status.actual && + test_cmp status.expect status.actual +} + test_expect_success 'setup' ' test_commit my_master && git init repo_a && @@ -55,6 +61,7 @@ test_expect_success 'checkout of non-existing branch fails' ' test_might_fail git branch -D xyzzy && test_must_fail git checkout xyzzy && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/xyzzy && test_branch master ' @@ -64,15 +71,47 @@ test_expect_success 'checkout of branch from multiple remotes fails #1' ' test_might_fail git branch -D foo && test_must_fail git checkout foo && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/foo && test_branch master ' +test_expect_success 'checkout of branch from multiple remotes fails with advice' ' + git checkout -B master && + test_might_fail git branch -D foo && + test_must_fail git checkout foo 2>stderr && + test_branch master && + status_uno_is_clean && + test_i18ngrep "^hint: " stderr && + test_must_fail git -c advice.checkoutAmbiguousRemoteBranchName=false \ + checkout foo 2>stderr && + test_branch master && + status_uno_is_clean && + test_i18ngrep ! "^hint: " stderr && + # Make sure the likes of checkout -p do not print this hint + git checkout -p foo 2>stderr && + test_i18ngrep ! "^hint: " stderr && + status_uno_is_clean +' + +test_expect_success 'checkout of branch from multiple remotes succeeds with checkout.defaultRemote #1' ' + git checkout -B master && + status_uno_is_clean && + test_might_fail git branch -D foo && + + git -c checkout.defaultRemote=repo_a checkout foo && + status_uno_is_clean && + test_branch foo && + test_cmp_rev remotes/repo_a/foo HEAD && + test_branch_upstream foo repo_a foo +' + test_expect_success 'checkout of branch from a single remote succeeds #1' ' git checkout -B master && test_might_fail git branch -D bar && git checkout bar && + status_uno_is_clean && test_branch bar && test_cmp_rev remotes/repo_a/bar HEAD && test_branch_upstream bar repo_a bar @@ -83,6 +122,7 @@ test_expect_success 'checkout of branch from a single remote succeeds #2' ' test_might_fail git branch -D baz && git checkout baz && + status_uno_is_clean && test_branch baz && test_cmp_rev remotes/other_b/baz HEAD && test_branch_upstream baz repo_b baz @@ -90,6 +130,7 @@ test_expect_success 'checkout of branch from a single remote succeeds #2' ' test_expect_success '--no-guess suppresses branch auto-vivification' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D bar && test_must_fail git checkout --no-guess bar && @@ -99,6 +140,7 @@ test_expect_success '--no-guess suppresses branch auto-vivification' ' test_expect_success 'setup more remotes with unconventional refspecs' ' git checkout -B master && + status_uno_is_clean && git init repo_c && ( cd repo_c && @@ -128,27 +170,33 @@ test_expect_success 'setup more remotes with unconventional refspecs' ' test_expect_success 'checkout of branch from multiple remotes fails #2' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D bar && test_must_fail git checkout bar && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/bar && test_branch master ' test_expect_success 'checkout of branch from multiple remotes fails #3' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D baz && test_must_fail git checkout baz && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/baz && test_branch master ' test_expect_success 'checkout of branch from a single remote succeeds #3' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D spam && git checkout spam && + status_uno_is_clean && test_branch spam && test_cmp_rev refs/remotes/extra_dir/repo_c/extra_dir/spam HEAD && test_branch_upstream spam repo_c spam @@ -156,9 +204,11 @@ test_expect_success 'checkout of branch from a single remote succeeds #3' ' test_expect_success 'checkout of branch from a single remote succeeds #4' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D eggs && git checkout eggs && + status_uno_is_clean && test_branch eggs && test_cmp_rev refs/repo_d/eggs HEAD && test_branch_upstream eggs repo_d eggs @@ -166,32 +216,38 @@ test_expect_success 'checkout of branch from a single remote succeeds #4' ' test_expect_success 'checkout of branch with a file having the same name fails' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D spam && >spam && test_must_fail git checkout spam && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/spam && test_branch master ' test_expect_success 'checkout of branch with a file in subdir having the same name fails' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D spam && >spam && mkdir sub && mv spam sub/spam && test_must_fail git -C sub checkout spam && + status_uno_is_clean && test_must_fail git rev-parse --verify refs/heads/spam && test_branch master ' test_expect_success 'checkout <branch> -- succeeds, even if a file with the same name exists' ' git checkout -B master && + status_uno_is_clean && test_might_fail git branch -D spam && >spam && git checkout spam -- && + status_uno_is_clean && test_branch spam && test_cmp_rev refs/remotes/extra_dir/repo_c/extra_dir/spam HEAD && test_branch_upstream spam repo_c spam @@ -200,6 +256,7 @@ test_expect_success 'checkout <branch> -- succeeds, even if a file with the same test_expect_success 'loosely defined local base branch is reported correctly' ' git checkout master && + status_uno_is_clean && git branch strict && git branch loose && git commit --allow-empty -m "a bit more" && @@ -210,7 +267,9 @@ test_expect_success 'loosely defined local base branch is reported correctly' ' test_config branch.loose.merge master && git checkout strict | sed -e "s/strict/BRANCHNAME/g" >expect && + status_uno_is_clean && git checkout loose | sed -e "s/loose/BRANCHNAME/g" >actual && + status_uno_is_clean && test_cmp expect actual ' diff --git a/t/t2025-worktree-add.sh b/t/t2025-worktree-add.sh index d2e49f7632..be6e093142 100755 --- a/t/t2025-worktree-add.sh +++ b/t/t2025-worktree-add.sh @@ -402,6 +402,27 @@ test_expect_success '"add" <path> <branch> dwims' ' ) ' +test_expect_success '"add" <path> <branch> dwims with checkout.defaultRemote' ' + test_when_finished rm -rf repo_upstream repo_dwim foo && + setup_remote_repo repo_upstream repo_dwim && + git init repo_dwim && + ( + cd repo_dwim && + git remote add repo_upstream2 ../repo_upstream && + git fetch repo_upstream2 && + test_must_fail git worktree add ../foo foo && + git -c checkout.defaultRemote=repo_upstream worktree add ../foo foo && + >status.expect && + git status -uno --porcelain >status.actual && + test_cmp status.expect status.actual + ) && + ( + cd foo && + test_branch_upstream foo repo_upstream foo && + test_cmp_rev refs/remotes/repo_upstream/foo refs/heads/foo + ) +' + test_expect_success 'git worktree add does not match remote' ' test_when_finished rm -rf repo_a repo_b foo && setup_remote_repo repo_a repo_b && diff --git a/t/t2103-update-index-ignore-missing.sh b/t/t2103-update-index-ignore-missing.sh index 332694e7d3..0114f05228 100755 --- a/t/t2103-update-index-ignore-missing.sh +++ b/t/t2103-update-index-ignore-missing.sh @@ -32,7 +32,7 @@ test_expect_success basics ' test_create_repo xyzzy && cd xyzzy && >file && - git add file + git add file && git commit -m "sub initial" ) && git add xyzzy && diff --git a/t/t2202-add-addremove.sh b/t/t2202-add-addremove.sh index 6a5a3166b1..17744e8c57 100755 --- a/t/t2202-add-addremove.sh +++ b/t/t2202-add-addremove.sh @@ -6,12 +6,12 @@ test_description='git add --all' test_expect_success setup ' ( - echo .gitignore + echo .gitignore && echo will-remove ) >expect && ( - echo actual - echo expect + echo actual && + echo expect && echo ignored ) >.gitignore && git --literal-pathspecs add --all && @@ -25,10 +25,10 @@ test_expect_success setup ' test_expect_success 'git add --all' ' ( - echo .gitignore - echo not-ignored - echo "M .gitignore" - echo "A not-ignored" + echo .gitignore && + echo not-ignored && + echo "M .gitignore" && + echo "A not-ignored" && echo "D will-remove" ) >expect && >ignored && diff --git a/t/t3000-ls-files-others.sh b/t/t3000-ls-files-others.sh index c525656b2c..afd4756134 100755 --- a/t/t3000-ls-files-others.sh +++ b/t/t3000-ls-files-others.sh @@ -84,7 +84,7 @@ test_expect_success SYMLINKS 'ls-files --others with symlinked submodule' ' ) && ( cd super && - "$SHELL_PATH" "$TEST_DIRECTORY/../contrib/workdir/git-new-workdir" ../sub sub + "$SHELL_PATH" "$TEST_DIRECTORY/../contrib/workdir/git-new-workdir" ../sub sub && git ls-files --others --exclude-standard >../actual ) && echo sub/ >expect && diff --git a/t/t3006-ls-files-long.sh b/t/t3006-ls-files-long.sh index 202ad658b8..e109c3fbfb 100755 --- a/t/t3006-ls-files-long.sh +++ b/t/t3006-ls-files-long.sh @@ -29,7 +29,7 @@ test_expect_success 'overly-long path does not replace another by mistake' ' printf "$pat" "$blob_a" "$path_a" "$blob_z" "$path_z" | git update-index --add --index-info && ( - echo "$path_a" + echo "$path_a" && echo "$path_z" ) >expect && git ls-files >actual && diff --git a/t/t3008-ls-files-lazy-init-name-hash.sh b/t/t3008-ls-files-lazy-init-name-hash.sh index 08af596ba6..64f047332b 100755 --- a/t/t3008-ls-files-lazy-init-name-hash.sh +++ b/t/t3008-ls-files-lazy-init-name-hash.sh @@ -14,10 +14,10 @@ LAZY_THREAD_COST=2000 test_expect_success 'no buffer overflow in lazy_init_name_hash' ' ( - test_seq $LAZY_THREAD_COST | sed "s/^/a_/" - echo b/b/b - test_seq $LAZY_THREAD_COST | sed "s/^/c_/" - test_seq 50 | sed "s/^/d_/" | tr "\n" "/"; echo d + test_seq $LAZY_THREAD_COST | sed "s/^/a_/" && + echo b/b/b && + test_seq $LAZY_THREAD_COST | sed "s/^/c_/" && + test_seq 50 | sed "s/^/d_/" | tr "\n" "/" && echo d ) | sed "s/^/100644 $EMPTY_BLOB /" | git update-index --index-info && diff --git a/t/t3030-merge-recursive.sh b/t/t3030-merge-recursive.sh index 3563e77b37..ff641b348a 100755 --- a/t/t3030-merge-recursive.sh +++ b/t/t3030-merge-recursive.sh @@ -36,15 +36,15 @@ test_expect_success 'setup 1' ' test_tick && git commit -m "master modifies a and d/e" && c1=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o1 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o1 d/e" - echo "100644 $o1 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o1 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o1 d/e" && + echo "100644 $o1 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -54,15 +54,15 @@ test_expect_success 'setup 2' ' rm -rf [abcd] && git checkout side && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual && @@ -75,15 +75,15 @@ test_expect_success 'setup 2' ' test_tick && git commit -m "side modifies a" && c2=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o2 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o2 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o2 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o2 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual @@ -93,15 +93,15 @@ test_expect_success 'setup 3' ' rm -rf [abcd] && git checkout df-1 && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual && @@ -112,15 +112,15 @@ test_expect_success 'setup 3' ' test_tick && git commit -m "df-1 makes b/c" && c3=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o3 b/c" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o3 0 b/c" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o3 b/c" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o3 0 b/c" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual @@ -130,15 +130,15 @@ test_expect_success 'setup 4' ' rm -rf [abcd] && git checkout df-2 && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual && @@ -149,15 +149,15 @@ test_expect_success 'setup 4' ' test_tick && git commit -m "df-2 makes a/c" && c4=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o4 a/c" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o4 0 a/c" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o4 a/c" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o4 0 a/c" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual @@ -167,15 +167,15 @@ test_expect_success 'setup 5' ' rm -rf [abcd] && git checkout remove && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual && @@ -190,13 +190,13 @@ test_expect_success 'setup 5' ' test_tick && git commit -m "remove removes b and modifies a" && c5=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o5 a" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o5 0 a" - echo "100644 $o0 0 c" + echo "100644 blob $o5 a" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o5 0 a" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual @@ -207,15 +207,15 @@ test_expect_success 'setup 6' ' rm -rf [abcd] && git checkout df-3 && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o0 0 d/e" ) >expected && test_cmp expected actual && @@ -226,15 +226,15 @@ test_expect_success 'setup 6' ' test_tick && git commit -m "df-3 makes d" && c6=$(git rev-parse --verify HEAD) && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o6 d" - echo "100644 $o0 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 blob $o0 a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o6 d" && + echo "100644 $o0 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o6 0 d" ) >expected && test_cmp expected actual @@ -286,11 +286,11 @@ test_expect_success 'merge-recursive result' ' git ls-files -s >actual && ( - echo "100644 $o0 1 a" - echo "100644 $o2 2 a" - echo "100644 $o1 3 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 $o0 1 a" && + echo "100644 $o2 2 a" && + echo "100644 $o1 3 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -325,10 +325,10 @@ test_expect_success 'merge-recursive remove conflict' ' git ls-files -s >actual && ( - echo "100644 $o0 1 a" - echo "100644 $o1 2 a" - echo "100644 $o5 3 a" - echo "100644 $o0 0 c" + echo "100644 $o0 1 a" && + echo "100644 $o1 2 a" && + echo "100644 $o5 3 a" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -347,9 +347,9 @@ test_expect_success 'merge-recursive result' ' git ls-files -s >actual && ( - echo "100644 $o1 0 a" - echo "100644 $o3 0 b/c" - echo "100644 $o0 0 c" + echo "100644 $o1 0 a" && + echo "100644 $o3 0 b/c" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -369,11 +369,11 @@ test_expect_success 'merge-recursive d/f conflict result' ' git ls-files -s >actual && ( - echo "100644 $o0 1 a" - echo "100644 $o1 2 a" - echo "100644 $o4 0 a/c" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 $o0 1 a" && + echo "100644 $o1 2 a" && + echo "100644 $o4 0 a/c" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -393,11 +393,11 @@ test_expect_success 'merge-recursive d/f conflict result the other way' ' git ls-files -s >actual && ( - echo "100644 $o0 1 a" - echo "100644 $o1 3 a" - echo "100644 $o4 0 a/c" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 $o0 1 a" && + echo "100644 $o1 3 a" && + echo "100644 $o4 0 a/c" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual @@ -417,11 +417,11 @@ test_expect_success 'merge-recursive d/f conflict result' ' git ls-files -s >actual && ( - echo "100644 $o1 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" - echo "100644 $o6 3 d" - echo "100644 $o0 1 d/e" + echo "100644 $o1 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && + echo "100644 $o6 3 d" && + echo "100644 $o0 1 d/e" && echo "100644 $o1 2 d/e" ) >expected && test_cmp expected actual @@ -441,11 +441,11 @@ test_expect_success 'merge-recursive d/f conflict result' ' git ls-files -s >actual && ( - echo "100644 $o1 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" - echo "100644 $o6 2 d" - echo "100644 $o0 1 d/e" + echo "100644 $o1 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && + echo "100644 $o6 2 d" && + echo "100644 $o0 1 d/e" && echo "100644 $o1 3 d/e" ) >expected && test_cmp expected actual @@ -465,13 +465,13 @@ test_expect_success 'reset and bind merge' ' git read-tree --prefix=M/ master && git ls-files -s >actual && ( - echo "100644 $o1 0 M/a" - echo "100644 $o0 0 M/b" - echo "100644 $o0 0 M/c" - echo "100644 $o1 0 M/d/e" - echo "100644 $o1 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 $o1 0 M/a" && + echo "100644 $o0 0 M/b" && + echo "100644 $o0 0 M/c" && + echo "100644 $o1 0 M/d/e" && + echo "100644 $o1 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual && @@ -479,17 +479,17 @@ test_expect_success 'reset and bind merge' ' git read-tree --prefix=a1/ master && git ls-files -s >actual && ( - echo "100644 $o1 0 M/a" - echo "100644 $o0 0 M/b" - echo "100644 $o0 0 M/c" - echo "100644 $o1 0 M/d/e" - echo "100644 $o1 0 a" - echo "100644 $o1 0 a1/a" - echo "100644 $o0 0 a1/b" - echo "100644 $o0 0 a1/c" - echo "100644 $o1 0 a1/d/e" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" + echo "100644 $o1 0 M/a" && + echo "100644 $o0 0 M/b" && + echo "100644 $o0 0 M/c" && + echo "100644 $o1 0 M/d/e" && + echo "100644 $o1 0 a" && + echo "100644 $o1 0 a1/a" && + echo "100644 $o0 0 a1/b" && + echo "100644 $o0 0 a1/c" && + echo "100644 $o1 0 a1/d/e" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && echo "100644 $o1 0 d/e" ) >expected && test_cmp expected actual && @@ -497,21 +497,21 @@ test_expect_success 'reset and bind merge' ' git read-tree --prefix=z/ master && git ls-files -s >actual && ( - echo "100644 $o1 0 M/a" - echo "100644 $o0 0 M/b" - echo "100644 $o0 0 M/c" - echo "100644 $o1 0 M/d/e" - echo "100644 $o1 0 a" - echo "100644 $o1 0 a1/a" - echo "100644 $o0 0 a1/b" - echo "100644 $o0 0 a1/c" - echo "100644 $o1 0 a1/d/e" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" - echo "100644 $o1 0 d/e" - echo "100644 $o1 0 z/a" - echo "100644 $o0 0 z/b" - echo "100644 $o0 0 z/c" + echo "100644 $o1 0 M/a" && + echo "100644 $o0 0 M/b" && + echo "100644 $o0 0 M/c" && + echo "100644 $o1 0 M/d/e" && + echo "100644 $o1 0 a" && + echo "100644 $o1 0 a1/a" && + echo "100644 $o0 0 a1/b" && + echo "100644 $o0 0 a1/c" && + echo "100644 $o1 0 a1/d/e" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && + echo "100644 $o1 0 d/e" && + echo "100644 $o1 0 z/a" && + echo "100644 $o0 0 z/b" && + echo "100644 $o0 0 z/c" && echo "100644 $o1 0 z/d/e" ) >expected && test_cmp expected actual @@ -589,8 +589,8 @@ test_expect_success 'merge-recursive simple w/submodule result' ' git ls-files -s >actual && ( - echo "100644 $o5 0 a" - echo "100644 $o0 0 c" + echo "100644 $o5 0 a" && + echo "100644 $o0 0 c" && echo "160000 $c1 0 d" ) >expected && test_cmp expected actual @@ -601,13 +601,13 @@ test_expect_success 'merge-recursive copy vs. rename' ' git merge rename && ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 blob $o0 e" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" - echo "100644 $o0 0 d/e" + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 blob $o0 e" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && + echo "100644 $o0 0 d/e" && echo "100644 $o0 0 e" ) >expected && test_cmp expected actual @@ -617,17 +617,17 @@ test_expect_failure 'merge-recursive rename vs. rename/symlink' ' git checkout -f rename && git merge rename-ln && - ( git ls-tree -r HEAD ; git ls-files -s ) >actual && + ( git ls-tree -r HEAD && git ls-files -s ) >actual && ( - echo "120000 blob $oln a" - echo "100644 blob $o0 b" - echo "100644 blob $o0 c" - echo "100644 blob $o0 d/e" - echo "100644 blob $o0 e" - echo "120000 $oln 0 a" - echo "100644 $o0 0 b" - echo "100644 $o0 0 c" - echo "100644 $o0 0 d/e" + echo "120000 blob $oln a" && + echo "100644 blob $o0 b" && + echo "100644 blob $o0 c" && + echo "100644 blob $o0 d/e" && + echo "100644 blob $o0 e" && + echo "120000 $oln 0 a" && + echo "100644 $o0 0 b" && + echo "100644 $o0 0 c" && + echo "100644 $o0 0 d/e" && echo "100644 $o0 0 e" ) >expected && test_cmp expected actual diff --git a/t/t3035-merge-sparse.sh b/t/t3035-merge-sparse.sh new file mode 100755 index 0000000000..0c0b433bd3 --- /dev/null +++ b/t/t3035-merge-sparse.sh @@ -0,0 +1,59 @@ +#!/bin/sh + +test_description='merge with sparse files' + +. ./test-lib.sh + +# test_file $filename $content +test_file () { + echo "$2" > "$1" && + git add "$1" +} + +# test_commit_this $message_and_tag +test_commit_this () { + git commit -m "$1" && + git tag "$1" +} + +test_expect_success 'setup' ' + : >empty && + test_file checked-out init && + test_file modify_delete modify_delete_init && + test_commit_this init && + test_file modify_delete modify_delete_theirs && + test_commit_this theirs && + git reset --hard init && + git rm modify_delete && + test_commit_this ours && + git config core.sparseCheckout true && + echo "/checked-out" >.git/info/sparse-checkout && + git reset --hard && + ! git merge theirs +' + +test_expect_success 'reset --hard works after the conflict' ' + git reset --hard +' + +test_expect_success 'is reset properly' ' + git status --porcelain -- modify_delete >out && + test_cmp empty out && + test_path_is_missing modify_delete +' + +test_expect_success 'setup: conflict back' ' + ! git merge theirs +' + +test_expect_success 'Merge abort works after the conflict' ' + git merge --abort +' + +test_expect_success 'is aborted properly' ' + git status --porcelain -- modify_delete >out && + test_cmp empty out && + test_path_is_missing modify_delete +' + +test_done diff --git a/t/t3050-subprojects-fetch.sh b/t/t3050-subprojects-fetch.sh index 2f5f41a012..f1f09abdd9 100755 --- a/t/t3050-subprojects-fetch.sh +++ b/t/t3050-subprojects-fetch.sh @@ -21,10 +21,10 @@ test_expect_success setup ' test_expect_success clone ' git clone "file://$(pwd)/.git" cloned && - (git rev-parse HEAD; git ls-files -s) >expected && + (git rev-parse HEAD && git ls-files -s) >expected && ( cd cloned && - (git rev-parse HEAD; git ls-files -s) >../actual + (git rev-parse HEAD && git ls-files -s) >../actual ) && test_cmp expected actual ' @@ -40,11 +40,11 @@ test_expect_success advance ' ' test_expect_success fetch ' - (git rev-parse HEAD; git ls-files -s) >expected && + (git rev-parse HEAD && git ls-files -s) >expected && ( cd cloned && git pull && - (git rev-parse HEAD; git ls-files -s) >../actual + (git rev-parse HEAD && git ls-files -s) >../actual ) && test_cmp expected actual ' diff --git a/t/t3102-ls-tree-wildcards.sh b/t/t3102-ls-tree-wildcards.sh index e804377f1c..1e16c6b8ea 100755 --- a/t/t3102-ls-tree-wildcards.sh +++ b/t/t3102-ls-tree-wildcards.sh @@ -23,7 +23,7 @@ test_expect_success 'ls-tree outside prefix' ' cat >expect <<-EOF && 100644 blob $EMPTY_BLOB ../a[a]/three EOF - ( cd aa && git ls-tree -r HEAD "../a[a]"; ) >actual && + ( cd aa && git ls-tree -r HEAD "../a[a]" ) >actual && test_cmp expect actual ' diff --git a/t/t3210-pack-refs.sh b/t/t3210-pack-refs.sh index afa27ffe2d..724b4b9bc0 100755 --- a/t/t3210-pack-refs.sh +++ b/t/t3210-pack-refs.sh @@ -231,9 +231,9 @@ test_expect_success 'timeout if packed-refs.lock exists' ' test_expect_success 'retry acquiring packed-refs.lock' ' LOCK=.git/packed-refs.lock && >"$LOCK" && - test_when_finished "wait; rm -f $LOCK" && + test_when_finished "wait && rm -f $LOCK" && { - ( sleep 1 ; rm -f $LOCK ) & + ( sleep 1 && rm -f $LOCK ) & } && git -c core.packedrefstimeout=3000 pack-refs --all --prune ' diff --git a/t/t3301-notes.sh b/t/t3301-notes.sh index 2d200fdf36..ac62dc0e8f 100755 --- a/t/t3301-notes.sh +++ b/t/t3301-notes.sh @@ -914,7 +914,7 @@ test_expect_success 'git notes copy --stdin' ' ${indent} ${indent}yet another note EOF - (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^); \ + (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^) && echo $(git rev-parse HEAD~2) $(git rev-parse HEAD)) | git notes copy --stdin && git log -2 >actual && @@ -939,7 +939,7 @@ test_expect_success 'git notes copy --for-rewrite (unconfigured)' ' EOF test_commit 14th && test_commit 15th && - (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^); \ + (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^) && echo $(git rev-parse HEAD~2) $(git rev-parse HEAD)) | git notes copy --for-rewrite=foo && git log -2 >actual && @@ -972,7 +972,7 @@ test_expect_success 'git notes copy --for-rewrite (enabled)' ' EOF test_config notes.rewriteMode overwrite && test_config notes.rewriteRef "refs/notes/*" && - (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^); \ + (echo $(git rev-parse HEAD~3) $(git rev-parse HEAD^) && echo $(git rev-parse HEAD~2) $(git rev-parse HEAD)) | git notes copy --for-rewrite=foo && git log -2 >actual && @@ -1059,7 +1059,7 @@ test_expect_success 'git notes copy --for-rewrite (append two to one)' ' git notes add -f -m"append 2" HEAD^^ && test_config notes.rewriteMode concatenate && test_config notes.rewriteRef "refs/notes/*" && - (echo $(git rev-parse HEAD^) $(git rev-parse HEAD); + (echo $(git rev-parse HEAD^) $(git rev-parse HEAD) && echo $(git rev-parse HEAD^^) $(git rev-parse HEAD)) | git notes copy --for-rewrite=foo && git log -1 >actual && diff --git a/t/t3400-rebase.sh b/t/t3400-rebase.sh index 72d9564747..3996ee0135 100755 --- a/t/t3400-rebase.sh +++ b/t/t3400-rebase.sh @@ -200,10 +200,10 @@ test_expect_success 'rebase -q is quiet' ' test_expect_success 'Rebase a commit that sprinkles CRs in' ' ( - echo "One" - echo "TwoQ" - echo "Three" - echo "FQur" + echo "One" && + echo "TwoQ" && + echo "Three" && + echo "FQur" && echo "Five" ) | q_to_cr >CR && git add CR && diff --git a/t/t3401-rebase-and-am-rename.sh b/t/t3401-rebase-and-am-rename.sh new file mode 100755 index 0000000000..8f832957fc --- /dev/null +++ b/t/t3401-rebase-and-am-rename.sh @@ -0,0 +1,105 @@ +#!/bin/sh + +test_description='git rebase + directory rename tests' + +. ./test-lib.sh +. "$TEST_DIRECTORY"/lib-rebase.sh + +test_expect_success 'setup testcase' ' + test_create_repo dir-rename && + ( + cd dir-rename && + + mkdir x && + test_seq 1 10 >x/a && + test_seq 11 20 >x/b && + test_seq 21 30 >x/c && + test_write_lines a b c d e f g h i >l && + git add x l && + git commit -m "Initial" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git mv x y && + git mv l letters && + git commit -m "Rename x to y, l to letters" && + + git checkout B && + echo j >>l && + test_seq 31 40 >x/d && + git add l x/d && + git commit -m "Modify l, add x/d" + ) +' + +test_expect_success 'rebase --interactive: directory rename detected' ' + ( + cd dir-rename && + + git checkout B^0 && + + set_fake_editor && + FAKE_LINES="1" git rebase --interactive A && + + git ls-files -s >out && + test_line_count = 5 out && + + test_path_is_file y/d && + test_path_is_missing x/d + ) +' + +test_expect_failure 'rebase (am): directory rename detected' ' + ( + cd dir-rename && + + git checkout B^0 && + + git rebase A && + + git ls-files -s >out && + test_line_count = 5 out && + + test_path_is_file y/d && + test_path_is_missing x/d + ) +' + +test_expect_success 'rebase --merge: directory rename detected' ' + ( + cd dir-rename && + + git checkout B^0 && + + git rebase --merge A && + + git ls-files -s >out && + test_line_count = 5 out && + + test_path_is_file y/d && + test_path_is_missing x/d + ) +' + +test_expect_failure 'am: directory rename detected' ' + ( + cd dir-rename && + + git checkout A^0 && + + git format-patch -1 B && + + git am --3way 0001*.patch && + + git ls-files -s >out && + test_line_count = 5 out && + + test_path_is_file y/d && + test_path_is_missing x/d + ) +' + +test_done diff --git a/t/t3402-rebase-merge.sh b/t/t3402-rebase-merge.sh index 488945e007..a1ec501a87 100755 --- a/t/t3402-rebase-merge.sh +++ b/t/t3402-rebase-merge.sh @@ -25,7 +25,7 @@ test_expect_success setup ' git commit -a -m"master updates a bit more." && git checkout side && - (echo "0 $T" ; cat original) >renamed && + (echo "0 $T" && cat original) >renamed && git add renamed && git update-index --force-remove original && git commit -a -m"side renames and edits." && @@ -143,7 +143,7 @@ test_expect_success 'rebase -s funny -Xopt' ' git checkout -b test-funny master^ && test_commit funny && ( - PATH=./test-bin:$PATH + PATH=./test-bin:$PATH && git rebase -s funny -Xopt master ) && test -f funny.was.run diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh index 90c3ca70e6..a147e2f1d4 100755 --- a/t/t3404-rebase-interactive.sh +++ b/t/t3404-rebase-interactive.sh @@ -129,6 +129,15 @@ test_expect_success 'rebase -i with exec allows git commands in subdirs' ' ) ' +test_expect_success 'rebase -i sets work tree properly' ' + test_when_finished "rm -rf subdir" && + test_when_finished "test_might_fail git rebase --abort" && + mkdir subdir && + git rebase -x "(cd subdir && git rev-parse --show-toplevel)" HEAD^ \ + >actual && + ! grep "/subdir$" actual +' + test_expect_success 'rebase -i with the exec command checks tree cleanness' ' git checkout master && set_fake_editor && @@ -274,11 +283,18 @@ test_expect_success 'retain authorship' ' ' test_expect_success 'retain authorship w/ conflicts' ' + oGIT_AUTHOR_NAME=$GIT_AUTHOR_NAME && + test_when_finished "GIT_AUTHOR_NAME=\$oGIT_AUTHOR_NAME" && + git reset --hard twerp && test_commit a conflict a conflict-a && git reset --hard twerp && - GIT_AUTHOR_NAME=AttributeMe \ + + GIT_AUTHOR_NAME=AttributeMe && + export GIT_AUTHOR_NAME && test_commit b conflict b conflict-b && + GIT_AUTHOR_NAME=$oGIT_AUTHOR_NAME && + set_fake_editor && test_must_fail git rebase -i conflict-a && echo resolved >conflict && @@ -519,7 +535,7 @@ test_expect_success 'interrupted squash works as expected' ' one=$(git rev-parse HEAD~3) && set_fake_editor && test_must_fail env FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 && - (echo one; echo two; echo four) > conflict && + test_write_lines one two four > conflict && git add conflict && test_must_fail git rebase --continue && echo resolved > conflict && @@ -533,10 +549,10 @@ test_expect_success 'interrupted squash works as expected (case 2)' ' one=$(git rev-parse HEAD~3) && set_fake_editor && test_must_fail env FAKE_LINES="3 squash 1 2" git rebase -i HEAD~3 && - (echo one; echo four) > conflict && + test_write_lines one four > conflict && git add conflict && test_must_fail git rebase --continue && - (echo one; echo two; echo four) > conflict && + test_write_lines one two four > conflict && git add conflict && test_must_fail git rebase --continue && echo resolved > conflict && @@ -563,15 +579,16 @@ test_expect_success '--continue tries to commit, even for "edit"' ' ' test_expect_success 'aborted --continue does not squash commits after "edit"' ' + test_when_finished "git rebase --abort" && old=$(git rev-parse HEAD) && test_tick && set_fake_editor && FAKE_LINES="edit 1" git rebase -i HEAD^ && echo "edited again" > file7 && git add file7 && - test_must_fail env FAKE_COMMIT_MESSAGE=" " git rebase --continue && - test $old = $(git rev-parse HEAD) && - git rebase --abort + echo all the things >>conflict && + test_must_fail git rebase --continue && + test $old = $(git rev-parse HEAD) ' test_expect_success 'auto-amend only edited commits after "edit"' ' diff --git a/t/t3405-rebase-malformed.sh b/t/t3405-rebase-malformed.sh index cb7c6de84a..da94dddc86 100755 --- a/t/t3405-rebase-malformed.sh +++ b/t/t3405-rebase-malformed.sh @@ -77,19 +77,14 @@ test_expect_success 'rebase commit with diff in message' ' ' test_expect_success 'rebase -m commit with empty message' ' - test_must_fail git rebase -m master empty-message-merge && - git rebase --abort && - git rebase -m --allow-empty-message master empty-message-merge + git rebase -m master empty-message-merge ' test_expect_success 'rebase -i commit with empty message' ' git checkout diff-in-message && set_fake_editor && - test_must_fail env FAKE_COMMIT_MESSAGE=" " FAKE_LINES="reword 1" \ - git rebase -i HEAD^ && - git rebase --abort && - FAKE_COMMIT_MESSAGE=" " FAKE_LINES="reword 1" \ - git rebase -i --allow-empty-message HEAD^ + env FAKE_COMMIT_MESSAGE=" " FAKE_LINES="reword 1" \ + git rebase -i HEAD^ ' test_done diff --git a/t/t3418-rebase-continue.sh b/t/t3418-rebase-continue.sh index c145dbac38..65ed7db159 100755 --- a/t/t3418-rebase-continue.sh +++ b/t/t3418-rebase-continue.sh @@ -60,7 +60,7 @@ test_expect_success 'rebase --continue remembers merge strategy and options' ' EOF chmod +x test-bin/git-merge-funny && ( - PATH=./test-bin:$PATH + PATH=./test-bin:$PATH && test_must_fail git rebase -s funny -Xopt master topic ) && test -f funny.was.run && @@ -68,7 +68,7 @@ test_expect_success 'rebase --continue remembers merge strategy and options' ' echo "Resolved" >F2 && git add F2 && ( - PATH=./test-bin:$PATH + PATH=./test-bin:$PATH && git rebase --continue ) && test -f funny.was.run diff --git a/t/t3422-rebase-incompatible-options.sh b/t/t3422-rebase-incompatible-options.sh new file mode 100755 index 0000000000..bb78a6ec86 --- /dev/null +++ b/t/t3422-rebase-incompatible-options.sh @@ -0,0 +1,88 @@ +#!/bin/sh + +test_description='test if rebase detects and aborts on incompatible options' +. ./test-lib.sh + +test_expect_success 'setup' ' + test_seq 2 9 >foo && + git add foo && + git commit -m orig && + + git branch A && + git branch B && + + git checkout A && + test_seq 1 9 >foo && + git add foo && + git commit -m A && + + git checkout B && + echo "q qfoo();" | q_to_tab >>foo && + git add foo && + git commit -m B +' + +# +# Rebase has lots of useful options like --whitepsace=fix, which are +# actually all built in terms of flags to git-am. Since neither +# --merge nor --interactive (nor any options that imply those two) use +# git-am, using them together will result in flags like --whitespace=fix +# being ignored. Make sure rebase warns the user and aborts instead. +# + +test_rebase_am_only () { + opt=$1 + shift + test_expect_success "$opt incompatible with --merge" " + git checkout B^0 && + test_must_fail git rebase $opt --merge A + " + + test_expect_success "$opt incompatible with --strategy=ours" " + git checkout B^0 && + test_must_fail git rebase $opt --strategy=ours A + " + + test_expect_success "$opt incompatible with --strategy-option=ours" " + git checkout B^0 && + test_must_fail git rebase $opt --strategy-option=ours A + " + + test_expect_success "$opt incompatible with --interactive" " + git checkout B^0 && + test_must_fail git rebase $opt --interactive A + " + + test_expect_success "$opt incompatible with --exec" " + git checkout B^0 && + test_must_fail git rebase $opt --exec 'true' A + " + +} + +test_rebase_am_only --whitespace=fix +test_rebase_am_only --ignore-whitespace +test_rebase_am_only --committer-date-is-author-date +test_rebase_am_only -C4 + +test_expect_success '--preserve-merges incompatible with --signoff' ' + git checkout B^0 && + test_must_fail git rebase --preserve-merges --signoff A +' + +test_expect_success '--preserve-merges incompatible with --rebase-merges' ' + git checkout B^0 && + test_must_fail git rebase --preserve-merges --rebase-merges A +' + +test_expect_success '--rebase-merges incompatible with --strategy' ' + git checkout B^0 && + test_must_fail git rebase --rebase-merges -s resolve A +' + +test_expect_success '--rebase-merges incompatible with --strategy-option' ' + git checkout B^0 && + test_must_fail git rebase --rebase-merges -Xignore-space-change A +' + +test_done diff --git a/t/t3430-rebase-merges.sh b/t/t3430-rebase-merges.sh index 78f7c99580..9e62297274 100755 --- a/t/t3430-rebase-merges.sh +++ b/t/t3430-rebase-merges.sh @@ -329,4 +329,38 @@ test_expect_success 'labels that are object IDs are rewritten' ' ! grep "^label $third$" .git/ORIGINAL-TODO ' +test_expect_success 'octopus merges' ' + git checkout -b three && + test_commit before-octopus && + test_commit three && + git checkout -b two HEAD^ && + test_commit two && + git checkout -b one HEAD^ && + test_commit one && + test_tick && + (GIT_AUTHOR_NAME="Hank" GIT_AUTHOR_EMAIL="hank@sea.world" \ + git merge -m "Tüntenfüsch" two three) && + + : fast forward if possible && + before="$(git rev-parse --verify HEAD)" && + test_tick && + git rebase -i -r HEAD^^ && + test_cmp_rev HEAD $before && + + test_tick && + git rebase -i --force -r HEAD^^ && + test "Hank" = "$(git show -s --format=%an HEAD)" && + test "$before" != $(git rev-parse HEAD) && + test_cmp_graph HEAD^^.. <<-\EOF + *-. Tüntenfüsch + |\ \ + | | * three + | * | two + | |/ + * | one + |/ + o before-octopus + EOF +' + test_done diff --git a/t/t3510-cherry-pick-sequence.sh b/t/t3510-cherry-pick-sequence.sh index b42cd66d3a..3505b6aa14 100755 --- a/t/t3510-cherry-pick-sequence.sh +++ b/t/t3510-cherry-pick-sequence.sh @@ -480,11 +480,16 @@ test_expect_success 'malformed instruction sheet 2' ' test_expect_code 128 git cherry-pick --continue ' -test_expect_success 'empty commit set' ' +test_expect_success 'empty commit set (no commits to walk)' ' pristine_detach initial && test_expect_code 128 git cherry-pick base..base ' +test_expect_success 'empty commit set (culled during walk)' ' + pristine_detach initial && + test_expect_code 128 git cherry-pick -2 --author=no.such.author base +' + test_expect_success 'malformed instruction sheet 3' ' pristine_detach initial && test_expect_code 1 git cherry-pick base..anotherpick && diff --git a/t/t3700-add.sh b/t/t3700-add.sh index 07af05d7ae..618750167a 100755 --- a/t/t3700-add.sh +++ b/t/t3700-add.sh @@ -156,9 +156,9 @@ test_expect_success 'git add with filemode=0, symlinks=0, and unmerged entries' test_expect_success 'git add with filemode=0, symlinks=0 prefers stage 2 over stage 1' ' git rm --cached -f file symlink && ( - echo "100644 $(git hash-object -w stage1) 1 file" - echo "100755 $(git hash-object -w stage2) 2 file" - echo "100644 $(printf 1 | git hash-object -w -t blob --stdin) 1 symlink" + echo "100644 $(git hash-object -w stage1) 1 file" && + echo "100755 $(git hash-object -w stage2) 2 file" && + echo "100644 $(printf 1 | git hash-object -w -t blob --stdin) 1 symlink" && echo "120000 $(printf 2 | git hash-object -w -t blob --stdin) 2 symlink" ) | git update-index --index-info && git config core.filemode 0 && @@ -265,7 +265,7 @@ test_expect_success 'git add to resolve conflicts on otherwise ignored path' ' git reset --hard && H=$(git rev-parse :1/2/a) && ( - echo "100644 $H 1 track-this" + echo "100644 $H 1 track-this" && echo "100644 $H 3 track-this" ) | git update-index --index-info && echo track-this >>.gitignore && diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh index 3e9139dca8..609fbfdc31 100755 --- a/t/t3701-add-interactive.sh +++ b/t/t3701-add-interactive.sh @@ -46,13 +46,13 @@ test_expect_success 'setup expected' ' ' test_expect_success 'diff works (initial)' ' - (echo d; echo 1) | git add -i >output && + test_write_lines d 1 | git add -i >output && sed -ne "/new file/,/content/p" <output >diff && diff_cmp expected diff ' test_expect_success 'revert works (initial)' ' git add file && - (echo r; echo 1) | git add -i && + test_write_lines r 1 | git add -i && git ls-files >output && ! grep . output ' @@ -83,13 +83,13 @@ test_expect_success 'setup expected' ' ' test_expect_success 'diff works (commit)' ' - (echo d; echo 1) | git add -i >output && + test_write_lines d 1 | git add -i >output && sed -ne "/^index/,/content/p" <output >diff && diff_cmp expected diff ' test_expect_success 'revert works (commit)' ' git add file && - (echo r; echo 1) | git add -i && + test_write_lines r 1 | git add -i && git add -i </dev/null >output && grep "unchanged *+3/-0 file" output ' @@ -102,7 +102,7 @@ test_expect_success 'setup expected' ' test_expect_success 'dummy edit works' ' test_set_editor : && - (echo e; echo a) | git add -p && + test_write_lines e a | git add -p && git diff > diff && diff_cmp expected diff ' @@ -127,7 +127,7 @@ test_expect_success 'setup fake editor' ' test_expect_success 'bad edit rejected' ' git reset && - (echo e; echo n; echo d) | git add -p >output && + test_write_lines e n d | git add -p >output && grep "hunk does not apply" output ' @@ -140,7 +140,7 @@ test_expect_success 'setup patch' ' test_expect_success 'garbage edit rejected' ' git reset && - (echo e; echo n; echo d) | git add -p >output && + test_write_lines e n d | git add -p >output && grep "hunk does not apply" output ' @@ -170,7 +170,7 @@ test_expect_success 'setup expected' ' ' test_expect_success 'real edit works' ' - (echo e; echo n; echo d) | git add -p && + test_write_lines e n d | git add -p && git diff >output && diff_cmp expected output ' diff --git a/t/t3904-stash-patch.sh b/t/t3904-stash-patch.sh index 83744f8c93..9546b6f8a4 100755 --- a/t/t3904-stash-patch.sh +++ b/t/t3904-stash-patch.sh @@ -29,14 +29,14 @@ test_expect_success 'setup' ' test_expect_success 'saying "n" does nothing' ' set_state HEAD HEADfile_work HEADfile_index && set_state dir/foo work index && - (echo n; echo n; echo n) | test_must_fail git stash save -p && + test_write_lines n n n | test_must_fail git stash save -p && verify_state HEAD HEADfile_work HEADfile_index && verify_saved_state bar && verify_state dir/foo work index ' test_expect_success 'git stash -p' ' - (echo y; echo n; echo y) | git stash save -p && + test_write_lines y n y | git stash save -p && verify_state HEAD committed HEADfile_index && verify_saved_state bar && verify_state dir/foo head index && @@ -51,7 +51,7 @@ test_expect_success 'git stash -p --no-keep-index' ' set_state HEAD HEADfile_work HEADfile_index && set_state bar bar_work bar_index && set_state dir/foo work index && - (echo y; echo n; echo y) | git stash save -p --no-keep-index && + test_write_lines y n y | git stash save -p --no-keep-index && verify_state HEAD committed committed && verify_state bar bar_work dummy && verify_state dir/foo head head && @@ -66,7 +66,7 @@ test_expect_success 'git stash --no-keep-index -p' ' set_state HEAD HEADfile_work HEADfile_index && set_state bar bar_work bar_index && set_state dir/foo work index && - (echo y; echo n; echo y) | git stash save --no-keep-index -p && + test_write_lines y n y | git stash save --no-keep-index -p && verify_state HEAD committed committed && verify_state dir/foo head head && verify_state bar bar_work dummy && diff --git a/t/t4001-diff-rename.sh b/t/t4001-diff-rename.sh index bf4030371a..c16486a9d4 100755 --- a/t/t4001-diff-rename.sh +++ b/t/t4001-diff-rename.sh @@ -180,7 +180,7 @@ test_expect_success 'setup for many rename source candidates' ' git add "path??" && test_tick && git commit -m "hundred" && - (cat path1; echo new) >new-path && + (cat path1 && echo new) >new-path && echo old >>path1 && git add new-path path1 && git diff -l 4 -C -C --cached --name-status >actual 2>actual.err && diff --git a/t/t4010-diff-pathspec.sh b/t/t4010-diff-pathspec.sh index 35b35a81c8..b7f25071cf 100755 --- a/t/t4010-diff-pathspec.sh +++ b/t/t4010-diff-pathspec.sh @@ -111,10 +111,10 @@ test_expect_success 'diff-tree -r with wildcard' ' test_expect_success 'setup submodules' ' test_tick && git init submod && - ( cd submod && test_commit first; ) && + ( cd submod && test_commit first ) && git add submod && git commit -m first && - ( cd submod && test_commit second; ) && + ( cd submod && test_commit second ) && git add submod && git commit -m second ' diff --git a/t/t4012-diff-binary.sh b/t/t4012-diff-binary.sh index 0a8af76aab..6579c81216 100755 --- a/t/t4012-diff-binary.sh +++ b/t/t4012-diff-binary.sh @@ -102,10 +102,8 @@ test_expect_success 'apply binary patch' ' test_expect_success 'diff --no-index with binary creation' ' echo Q | q_to_nul >binary && - (: hide error code from diff, which just indicates differences - git diff --binary --no-index /dev/null binary >current || - true - ) && + # hide error code from diff, which just indicates differences + test_might_fail git diff --binary --no-index /dev/null binary >current && rm binary && git apply --binary <current && echo Q >expected && diff --git a/t/t4015-diff-whitespace.sh b/t/t4015-diff-whitespace.sh index 17df491a3a..41facf7abf 100755 --- a/t/t4015-diff-whitespace.sh +++ b/t/t4015-diff-whitespace.sh @@ -1223,7 +1223,7 @@ test_expect_success 'plain moved code, inside file' ' test_cmp expected actual ' -test_expect_success 'detect permutations inside moved code -- dimmed_zebra' ' +test_expect_success 'detect blocks of moved code' ' git reset --hard && cat <<-\EOF >lines.txt && long line 1 @@ -1271,9 +1271,52 @@ test_expect_success 'detect permutations inside moved code -- dimmed_zebra' ' test_config color.diff.newMovedDimmed "normal cyan" && test_config color.diff.oldMovedAlternativeDimmed "normal blue" && test_config color.diff.newMovedAlternativeDimmed "normal yellow" && - git diff HEAD --no-renames --color-moved=dimmed_zebra --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved=blocks --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && + cat <<-\EOF >expected && + <BOLD>diff --git a/lines.txt b/lines.txt<RESET> + <BOLD>--- a/lines.txt<RESET> + <BOLD>+++ b/lines.txt<RESET> + <CYAN>@@ -1,16 +1,16 @@<RESET> + <MAGENTA>-long line 1<RESET> + <MAGENTA>-long line 2<RESET> + <MAGENTA>-long line 3<RESET> + line 4<RESET> + line 5<RESET> + line 6<RESET> + line 7<RESET> + line 8<RESET> + line 9<RESET> + <CYAN>+<RESET><CYAN>long line 1<RESET> + <CYAN>+<RESET><CYAN>long line 2<RESET> + <CYAN>+<RESET><CYAN>long line 3<RESET> + <CYAN>+<RESET><CYAN>long line 14<RESET> + <CYAN>+<RESET><CYAN>long line 15<RESET> + <CYAN>+<RESET><CYAN>long line 16<RESET> + line 10<RESET> + line 11<RESET> + line 12<RESET> + line 13<RESET> + <MAGENTA>-long line 14<RESET> + <MAGENTA>-long line 15<RESET> + <MAGENTA>-long line 16<RESET> + EOF + test_cmp expected actual + +' + +test_expect_success 'detect permutations inside moved code -- dimmed_zebra' ' + # reuse setup from test before! + test_config color.diff.oldMoved "magenta" && + test_config color.diff.newMoved "cyan" && + test_config color.diff.oldMovedAlternative "blue" && + test_config color.diff.newMovedAlternative "yellow" && + test_config color.diff.oldMovedDimmed "normal magenta" && + test_config color.diff.newMovedDimmed "normal cyan" && + test_config color.diff.oldMovedAlternativeDimmed "normal blue" && + test_config color.diff.newMovedAlternativeDimmed "normal yellow" && + git diff HEAD --no-renames --color-moved=dimmed_zebra --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1315,9 +1358,8 @@ test_expect_success 'cmd option assumes configured colored-moved' ' test_config color.diff.oldMovedAlternativeDimmed "normal blue" && test_config color.diff.newMovedAlternativeDimmed "normal yellow" && test_config diff.colorMoved zebra && - git diff HEAD --no-renames --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1395,9 +1437,8 @@ test_expect_success 'move detection ignoring whitespace ' ' line 4 line 5 EOF - git diff HEAD --no-renames --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1419,9 +1460,9 @@ test_expect_success 'move detection ignoring whitespace ' ' EOF test_cmp expected actual && - git diff HEAD --no-renames -w --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color \ + --color-moved-ws=ignore-all-space >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1459,9 +1500,8 @@ test_expect_success 'move detection ignoring whitespace changes' ' line 5 EOF - git diff HEAD --no-renames --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1483,9 +1523,9 @@ test_expect_success 'move detection ignoring whitespace changes' ' EOF test_cmp expected actual && - git diff HEAD --no-renames -b --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color \ + --color-moved-ws=ignore-space-change >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1526,9 +1566,8 @@ test_expect_success 'move detection ignoring whitespace at eol' ' # avoid cluttering the output with complaints about our eol whitespace test_config core.whitespace -blank-at-eol && - git diff HEAD --no-renames --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1550,9 +1589,9 @@ test_expect_success 'move detection ignoring whitespace at eol' ' EOF test_cmp expected actual && - git diff HEAD --no-renames --ignore-space-at-eol --color-moved --color | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --no-renames --color-moved --color \ + --color-moved-ws=ignore-space-at-eol >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat <<-\EOF >expected && <BOLD>diff --git a/lines.txt b/lines.txt<RESET> <BOLD>--- a/lines.txt<RESET> @@ -1597,9 +1636,8 @@ test_expect_success '--color-moved block at end of diff output respects MIN_ALNU irrelevant_line EOF - git diff HEAD --color-moved=zebra --color --no-renames | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --color-moved=zebra --color --no-renames >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat >expected <<-\EOF && <BOLD>diff --git a/bar b/bar<RESET> <BOLD>--- a/bar<RESET> @@ -1636,9 +1674,8 @@ test_expect_success '--color-moved respects MIN_ALNUM_COUNT' ' nineteen chars 456789 EOF - git diff HEAD --color-moved=zebra --color --no-renames | - grep -v "index" | - test_decode_color >actual && + git diff HEAD --color-moved=zebra --color --no-renames >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat >expected <<-\EOF && <BOLD>diff --git a/bar b/bar<RESET> <BOLD>--- a/bar<RESET> @@ -1679,7 +1716,8 @@ test_expect_success '--color-moved treats adjacent blocks as separate for MIN_AL 7charsA EOF - git diff HEAD --color-moved=zebra --color --no-renames | grep -v "index" | test_decode_color >actual && + git diff HEAD --color-moved=zebra --color --no-renames >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && cat >expected <<-\EOF && <BOLD>diff --git a/bar b/bar<RESET> <BOLD>--- a/bar<RESET> @@ -1722,7 +1760,146 @@ test_expect_success 'move detection with submodules' ' # nor did we mess with it another way git diff --submodule=diff --color | test_decode_color >expect && - test_cmp expect decoded_actual + test_cmp expect decoded_actual && + rm -rf bananas && + git submodule deinit bananas +' + +test_expect_success 'only move detection ignores white spaces' ' + git reset --hard && + q_to_tab <<-\EOF >text.txt && + a long line to exceed per-line minimum + another long line to exceed per-line minimum + original file + EOF + git add text.txt && + git commit -m "add text" && + q_to_tab <<-\EOF >text.txt && + Qa long line to exceed per-line minimum + Qanother long line to exceed per-line minimum + new file + EOF + + # Make sure we get a different diff using -w + git diff --color --color-moved -w >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && + q_to_tab <<-\EOF >expected && + <BOLD>diff --git a/text.txt b/text.txt<RESET> + <BOLD>--- a/text.txt<RESET> + <BOLD>+++ b/text.txt<RESET> + <CYAN>@@ -1,3 +1,3 @@<RESET> + Qa long line to exceed per-line minimum<RESET> + Qanother long line to exceed per-line minimum<RESET> + <RED>-original file<RESET> + <GREEN>+<RESET><GREEN>new file<RESET> + EOF + test_cmp expected actual && + + # And now ignoring white space only in the move detection + git diff --color --color-moved \ + --color-moved-ws=ignore-all-space,ignore-space-change,ignore-space-at-eol >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && + q_to_tab <<-\EOF >expected && + <BOLD>diff --git a/text.txt b/text.txt<RESET> + <BOLD>--- a/text.txt<RESET> + <BOLD>+++ b/text.txt<RESET> + <CYAN>@@ -1,3 +1,3 @@<RESET> + <BOLD;MAGENTA>-a long line to exceed per-line minimum<RESET> + <BOLD;MAGENTA>-another long line to exceed per-line minimum<RESET> + <RED>-original file<RESET> + <BOLD;YELLOW>+<RESET>Q<BOLD;YELLOW>a long line to exceed per-line minimum<RESET> + <BOLD;YELLOW>+<RESET>Q<BOLD;YELLOW>another long line to exceed per-line minimum<RESET> + <GREEN>+<RESET><GREEN>new file<RESET> + EOF + test_cmp expected actual +' + +test_expect_success 'compare whitespace delta across moved blocks' ' + + git reset --hard && + q_to_tab <<-\EOF >text.txt && + QIndented + QText across + Qsome lines + QBut! <- this stands out + QAdjusting with + QQdifferent starting + Qwhite spaces + QAnother outlier + QQQIndented + QQQText across + QQQfive lines + QQQthat has similar lines + QQQto previous blocks, but with different indent + QQQYetQAnotherQoutlierQ + EOF + + git add text.txt && + git commit -m "add text.txt" && + + q_to_tab <<-\EOF >text.txt && + QQIndented + QQText across + QQsome lines + QQQBut! <- this stands out + Adjusting with + Qdifferent starting + white spaces + AnotherQoutlier + QQIndented + QQText across + QQfive lines + QQthat has similar lines + QQto previous blocks, but with different indent + QQYetQAnotherQoutlier + EOF + + git diff --color --color-moved --color-moved-ws=allow-indentation-change >actual.raw && + grep -v "index" actual.raw | test_decode_color >actual && + + q_to_tab <<-\EOF >expected && + <BOLD>diff --git a/text.txt b/text.txt<RESET> + <BOLD>--- a/text.txt<RESET> + <BOLD>+++ b/text.txt<RESET> + <CYAN>@@ -1,14 +1,14 @@<RESET> + <BOLD;MAGENTA>-QIndented<RESET> + <BOLD;MAGENTA>-QText across<RESET> + <BOLD;MAGENTA>-Qsome lines<RESET> + <RED>-QBut! <- this stands out<RESET> + <BOLD;MAGENTA>-QAdjusting with<RESET> + <BOLD;MAGENTA>-QQdifferent starting<RESET> + <BOLD;MAGENTA>-Qwhite spaces<RESET> + <RED>-QAnother outlier<RESET> + <BOLD;MAGENTA>-QQQIndented<RESET> + <BOLD;MAGENTA>-QQQText across<RESET> + <BOLD;MAGENTA>-QQQfive lines<RESET> + <BOLD;MAGENTA>-QQQthat has similar lines<RESET> + <BOLD;MAGENTA>-QQQto previous blocks, but with different indent<RESET> + <RED>-QQQYetQAnotherQoutlierQ<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Indented<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Text across<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>some lines<RESET> + <GREEN>+<RESET>QQQ<GREEN>But! <- this stands out<RESET> + <BOLD;CYAN>+<RESET><BOLD;CYAN>Adjusting with<RESET> + <BOLD;CYAN>+<RESET>Q<BOLD;CYAN>different starting<RESET> + <BOLD;CYAN>+<RESET><BOLD;CYAN>white spaces<RESET> + <GREEN>+<RESET><GREEN>AnotherQoutlier<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Indented<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Text across<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>five lines<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>that has similar lines<RESET> + <BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>to previous blocks, but with different indent<RESET> + <GREEN>+<RESET>QQ<GREEN>YetQAnotherQoutlier<RESET> + EOF + + test_cmp expected actual +' + +test_expect_success 'compare whitespace delta incompatible with other space options' ' + test_must_fail git diff \ + --color-moved-ws=allow-indentation-change,ignore-all-space \ + 2>err && + test_i18ngrep allow-indentation-change err ' test_done diff --git a/t/t4018/php-abstract-class b/t/t4018/php-abstract-class new file mode 100644 index 0000000000..5213e12494 --- /dev/null +++ b/t/t4018/php-abstract-class @@ -0,0 +1,4 @@ +abstract class RIGHT +{ + const FOO = 'ChangeMe'; +} diff --git a/t/t4018/php-class b/t/t4018/php-class new file mode 100644 index 0000000000..7785b6303c --- /dev/null +++ b/t/t4018/php-class @@ -0,0 +1,4 @@ +class RIGHT +{ + const FOO = 'ChangeMe'; +} diff --git a/t/t4018/php-final-class b/t/t4018/php-final-class new file mode 100644 index 0000000000..69f5710552 --- /dev/null +++ b/t/t4018/php-final-class @@ -0,0 +1,4 @@ +final class RIGHT +{ + const FOO = 'ChangeMe'; +} diff --git a/t/t4018/php-function b/t/t4018/php-function new file mode 100644 index 0000000000..35717c51c3 --- /dev/null +++ b/t/t4018/php-function @@ -0,0 +1,4 @@ +function RIGHT() +{ + return 'ChangeMe'; +} diff --git a/t/t4018/php-interface b/t/t4018/php-interface new file mode 100644 index 0000000000..86b49ad5d9 --- /dev/null +++ b/t/t4018/php-interface @@ -0,0 +1,4 @@ +interface RIGHT +{ + public function foo($ChangeMe); +} diff --git a/t/t4018/php-method b/t/t4018/php-method new file mode 100644 index 0000000000..03af1a6d9d --- /dev/null +++ b/t/t4018/php-method @@ -0,0 +1,7 @@ +class Klass +{ + public static function RIGHT() + { + return 'ChangeMe'; + } +} diff --git a/t/t4018/php-trait b/t/t4018/php-trait new file mode 100644 index 0000000000..65b8c82a61 --- /dev/null +++ b/t/t4018/php-trait @@ -0,0 +1,7 @@ +trait RIGHT +{ + public function foo($ChangeMe) + { + return 'foo'; + } +} diff --git a/t/t4024-diff-optimize-common.sh b/t/t4024-diff-optimize-common.sh index 7e76018296..6b44ce1493 100755 --- a/t/t4024-diff-optimize-common.sh +++ b/t/t4024-diff-optimize-common.sh @@ -127,17 +127,17 @@ test_expect_success setup ' for n in $sample do - ( zs $n ; echo a ) >file-a$n && - ( echo b; zs $n; echo ) >file-b$n && - ( printf c; zs $n ) >file-c$n && - ( echo d; zs $n ) >file-d$n && + ( zs $n && echo a ) >file-a$n && + ( echo b && zs $n && echo ) >file-b$n && + ( printf c && zs $n ) >file-c$n && + ( echo d && zs $n ) >file-d$n && git add file-a$n file-b$n file-c$n file-d$n && - ( zs $n ; echo A ) >file-a$n && - ( echo B; zs $n; echo ) >file-b$n && - ( printf C; zs $n ) >file-c$n && - ( echo D; zs $n ) >file-d$n && + ( zs $n && echo A ) >file-a$n && + ( echo B && zs $n && echo ) >file-b$n && + ( printf C && zs $n ) >file-c$n && + ( echo D && zs $n ) >file-d$n && expect_pattern $n || return 1 diff --git a/t/t4025-hunk-header.sh b/t/t4025-hunk-header.sh index 7a3dbc1ea2..fa44e78869 100755 --- a/t/t4025-hunk-header.sh +++ b/t/t4025-hunk-header.sh @@ -12,12 +12,12 @@ NS="$N$N$N$N$N$N$N$N$N$N$N$N$N" test_expect_success setup ' ( - echo "A $NS" + echo "A $NS" && for c in B C D E F G H I J K do echo " $c" - done - echo "L $NS" + done && + echo "L $NS" && for c in M N O P Q R S T U V do echo " $c" @@ -34,7 +34,7 @@ test_expect_success 'hunk header truncation with an overly long line' ' git diff | sed -n -e "s/^.*@@//p" >actual && ( - echo " A $N$N$N$N$N$N$N$N$N2" + echo " A $N$N$N$N$N$N$N$N$N2" && echo " L $N$N$N$N$N$N$N$N$N1" ) >expected && test_cmp actual expected diff --git a/t/t4041-diff-submodule-option.sh b/t/t4041-diff-submodule-option.sh index 058ee0829d..4e3499ef84 100755 --- a/t/t4041-diff-submodule-option.sh +++ b/t/t4041-diff-submodule-option.sh @@ -498,7 +498,7 @@ test_expect_success 'given commit --submodule=short' ' test_expect_success 'setup .git file for sm2' ' (cd sm2 && REAL="$(pwd)/../.real" && - mv .git "$REAL" + mv .git "$REAL" && echo "gitdir: $REAL" >.git) ' @@ -527,7 +527,7 @@ test_expect_success 'diff --submodule with objects referenced by alternates' ' git commit -m "sub a" ) && (cd sub_alt && - sha1_before=$(git rev-parse --short HEAD) + sha1_before=$(git rev-parse --short HEAD) && echo b >b && git add b && git commit -m b && diff --git a/t/t4060-diff-submodule-option-diff-format.sh b/t/t4060-diff-submodule-option-diff-format.sh index 4b168d0ed7..0eba4620f0 100755 --- a/t/t4060-diff-submodule-option-diff-format.sh +++ b/t/t4060-diff-submodule-option-diff-format.sh @@ -721,7 +721,7 @@ test_expect_success 'given commit' ' test_expect_success 'setup .git file for sm2' ' (cd sm2 && REAL="$(pwd)/../.real" && - mv .git "$REAL" + mv .git "$REAL" && echo "gitdir: $REAL" >.git) ' diff --git a/t/t4121-apply-diffs.sh b/t/t4121-apply-diffs.sh index aff551a1d7..66368effd5 100755 --- a/t/t4121-apply-diffs.sh +++ b/t/t4121-apply-diffs.sh @@ -27,6 +27,6 @@ test_expect_success 'setup' \ test_expect_success \ 'check if contextually independent diffs for the same file apply' \ - '( git diff test~2 test~1; git diff test~1 test~0 )| git apply' + '( git diff test~2 test~1 && git diff test~1 test~0 )| git apply' test_done diff --git a/t/t4208-log-magic-pathspec.sh b/t/t4208-log-magic-pathspec.sh index 62f335b2d9..4c8f3b8e1b 100755 --- a/t/t4208-log-magic-pathspec.sh +++ b/t/t4208-log-magic-pathspec.sh @@ -25,6 +25,32 @@ test_expect_success '"git log :/a -- " should not be ambiguous' ' git log :/a -- ' +test_expect_success '"git log :/detached -- " should find a commit only in HEAD' ' + test_when_finished "git checkout master" && + git checkout --detach && + # Must manually call `test_tick` instead of using `test_commit`, + # because the latter additionally creates a tag, which would make + # the commit reachable not only via HEAD. + test_tick && + git commit --allow-empty -m detached && + test_tick && + git commit --allow-empty -m something-else && + git log :/detached -- +' + +test_expect_success '"git log :/detached -- " should not find an orphaned commit' ' + test_must_fail git log :/detached -- +' + +test_expect_success '"git log :/detached -- " should find HEAD only of own worktree' ' + git worktree add other-tree HEAD && + git -C other-tree checkout --detach && + test_tick && + git -C other-tree commit --allow-empty -m other-detached && + git -C other-tree log :/other-detached -- && + test_must_fail git log :/other-detached -- +' + test_expect_success '"git log -- :/a" should not be ambiguous' ' git log -- :/a ' diff --git a/t/t4211-line-log.sh b/t/t4211-line-log.sh index d0377fae5c..436b13ad21 100755 --- a/t/t4211-line-log.sh +++ b/t/t4211-line-log.sh @@ -60,7 +60,6 @@ test_bad_opts "-L 1:nonexistent" "There is no path" test_bad_opts "-L 1:simple" "There is no path" test_bad_opts "-L '/foo:b.c'" "argument not .start,end:file" test_bad_opts "-L 1000:b.c" "has only.*lines" -test_bad_opts "-L 1,1000:b.c" "has only.*lines" test_bad_opts "-L :b.c" "argument not .start,end:file" test_bad_opts "-L :foo:b.c" "no match" @@ -86,12 +85,12 @@ test_expect_success '-L ,Y (Y == nlines)' ' test_expect_success '-L ,Y (Y == nlines + 1)' ' n=$(expr $(wc -l <b.c) + 1) && - test_must_fail git log -L ,$n:b.c + git log -L ,$n:b.c ' test_expect_success '-L ,Y (Y == nlines + 2)' ' n=$(expr $(wc -l <b.c) + 2) && - test_must_fail git log -L ,$n:b.c + git log -L ,$n:b.c ' test_expect_success '-L with --first-parent and a merge' ' diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh index 2336d09dcc..6c620cd540 100755 --- a/t/t5300-pack-object.sh +++ b/t/t5300-pack-object.sh @@ -191,7 +191,7 @@ test_expect_success 'survive missing objects/pack directory' ' mkdir missing-pack && cd missing-pack && git init && - GOP=.git/objects/pack + GOP=.git/objects/pack && rm -fr $GOP && git index-pack --stdin --keep=test <../test-3-${packname_3}.pack && test -f $GOP/pack-${packname_3}.pack && diff --git a/t/t5302-pack-index.sh b/t/t5302-pack-index.sh index bb9b8bb309..91d51b35f9 100755 --- a/t/t5302-pack-index.sh +++ b/t/t5302-pack-index.sh @@ -237,7 +237,7 @@ test_expect_success 'running index-pack in the object store' ' rm -f .git/objects/pack/* && cp test-1-${pack1}.pack .git/objects/pack/pack-${pack1}.pack && ( - cd .git/objects/pack + cd .git/objects/pack && git index-pack pack-${pack1}.pack ) && test -f .git/objects/pack/pack-${pack1}.idx diff --git a/t/t5317-pack-objects-filter-objects.sh b/t/t5317-pack-objects-filter-objects.sh index 1b0acc383b..6710c8bc8c 100755 --- a/t/t5317-pack-objects-filter-objects.sh +++ b/t/t5317-pack-objects-filter-objects.sh @@ -160,6 +160,22 @@ test_expect_success 'verify blob:limit=1k' ' test_cmp observed expected ' +test_expect_success 'verify explicitly specifying oversized blob in input' ' + git -C r2 ls-files -s large.1000 large.10000 \ + | awk -f print_2.awk \ + | sort >expected && + git -C r2 pack-objects --rev --stdout --filter=blob:limit=1k >filter.pack <<-EOF && + HEAD + $(git -C r2 rev-parse HEAD:large.10000) + EOF + git -C r2 index-pack ../filter.pack && + git -C r2 verify-pack -v ../filter.pack \ + | grep blob \ + | awk -f print_1.awk \ + | sort >observed && + test_cmp observed expected +' + test_expect_success 'verify blob:limit=1m' ' git -C r2 ls-files -s large.1000 large.10000 \ | awk -f print_2.awk \ diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh index 77d85aefe7..4f17d7701e 100755 --- a/t/t5318-commit-graph.sh +++ b/t/t5318-commit-graph.sh @@ -11,6 +11,11 @@ test_expect_success 'setup full repo' ' objdir=".git/objects" ' +test_expect_success 'verify graph with no graph file' ' + cd "$TRASH_DIRECTORY/full" && + git commit-graph verify +' + test_expect_success 'write graph with no packs' ' cd "$TRASH_DIRECTORY/full" && git commit-graph write --object-dir . && @@ -28,8 +33,8 @@ test_expect_success 'create commits and repack' ' ' graph_git_two_modes() { - git -c core.graph=true $1 >output - git -c core.graph=false $1 >expect + git -c core.commitGraph=true $1 >output + git -c core.commitGraph=false $1 >expect test_cmp output expect } @@ -200,6 +205,16 @@ test_expect_success 'build graph from commits with append' ' graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1 graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2 +test_expect_success 'build graph using --reachable' ' + cd "$TRASH_DIRECTORY/full" && + git commit-graph write --reachable && + test_path_is_file $objdir/info/commit-graph && + graph_read_expect "11" "large_edges" +' + +graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1 +graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2 + test_expect_success 'setup bare repo' ' cd "$TRASH_DIRECTORY" && git clone --bare --no-local full bare && @@ -230,4 +245,225 @@ test_expect_success 'perform fast-forward merge in full repo' ' test_cmp expect output ' +test_expect_success 'check that gc computes commit-graph' ' + cd "$TRASH_DIRECTORY/full" && + git commit --allow-empty -m "blank" && + git commit-graph write --reachable && + cp $objdir/info/commit-graph commit-graph-before-gc && + git reset --hard HEAD~1 && + git config gc.writeCommitGraph true && + git gc && + cp $objdir/info/commit-graph commit-graph-after-gc && + ! test_cmp commit-graph-before-gc commit-graph-after-gc && + git commit-graph write --reachable && + test_cmp commit-graph-after-gc $objdir/info/commit-graph +' + +# the verify tests below expect the commit-graph to contain +# exactly the commits reachable from the commits/8 branch. +# If the file changes the set of commits in the list, then the +# offsets into the binary file will result in different edits +# and the tests will likely break. + +test_expect_success 'git commit-graph verify' ' + cd "$TRASH_DIRECTORY/full" && + git rev-parse commits/8 | git commit-graph write --stdin-commits && + git commit-graph verify >output +' + +NUM_COMMITS=9 +NUM_OCTOPUS_EDGES=2 +HASH_LEN=20 +GRAPH_BYTE_VERSION=4 +GRAPH_BYTE_HASH=5 +GRAPH_BYTE_CHUNK_COUNT=6 +GRAPH_CHUNK_LOOKUP_OFFSET=8 +GRAPH_CHUNK_LOOKUP_WIDTH=12 +GRAPH_CHUNK_LOOKUP_ROWS=5 +GRAPH_BYTE_OID_FANOUT_ID=$GRAPH_CHUNK_LOOKUP_OFFSET +GRAPH_BYTE_OID_LOOKUP_ID=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \ + 1 * $GRAPH_CHUNK_LOOKUP_WIDTH)) +GRAPH_BYTE_COMMIT_DATA_ID=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \ + 2 * $GRAPH_CHUNK_LOOKUP_WIDTH)) +GRAPH_FANOUT_OFFSET=$(($GRAPH_CHUNK_LOOKUP_OFFSET + \ + $GRAPH_CHUNK_LOOKUP_WIDTH * $GRAPH_CHUNK_LOOKUP_ROWS)) +GRAPH_BYTE_FANOUT1=$(($GRAPH_FANOUT_OFFSET + 4 * 4)) +GRAPH_BYTE_FANOUT2=$(($GRAPH_FANOUT_OFFSET + 4 * 255)) +GRAPH_OID_LOOKUP_OFFSET=$(($GRAPH_FANOUT_OFFSET + 4 * 256)) +GRAPH_BYTE_OID_LOOKUP_ORDER=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * 8)) +GRAPH_BYTE_OID_LOOKUP_MISSING=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * 4 + 10)) +GRAPH_COMMIT_DATA_OFFSET=$(($GRAPH_OID_LOOKUP_OFFSET + $HASH_LEN * $NUM_COMMITS)) +GRAPH_BYTE_COMMIT_TREE=$GRAPH_COMMIT_DATA_OFFSET +GRAPH_BYTE_COMMIT_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN)) +GRAPH_BYTE_COMMIT_EXTRA_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 4)) +GRAPH_BYTE_COMMIT_WRONG_PARENT=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 3)) +GRAPH_BYTE_COMMIT_GENERATION=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 11)) +GRAPH_BYTE_COMMIT_DATE=$(($GRAPH_COMMIT_DATA_OFFSET + $HASH_LEN + 12)) +GRAPH_COMMIT_DATA_WIDTH=$(($HASH_LEN + 16)) +GRAPH_OCTOPUS_DATA_OFFSET=$(($GRAPH_COMMIT_DATA_OFFSET + \ + $GRAPH_COMMIT_DATA_WIDTH * $NUM_COMMITS)) +GRAPH_BYTE_OCTOPUS=$(($GRAPH_OCTOPUS_DATA_OFFSET + 4)) +GRAPH_BYTE_FOOTER=$(($GRAPH_OCTOPUS_DATA_OFFSET + 4 * $NUM_OCTOPUS_EDGES)) + +# usage: corrupt_graph_and_verify <position> <data> <string> +# Manipulates the commit-graph file at the position +# by inserting the data, then runs 'git commit-graph verify' +# and places the output in the file 'err'. Test 'err' for +# the given string. +corrupt_graph_and_verify() { + pos=$1 + data="${2:-\0}" + grepstr=$3 + cd "$TRASH_DIRECTORY/full" && + test_when_finished mv commit-graph-backup $objdir/info/commit-graph && + cp $objdir/info/commit-graph commit-graph-backup && + printf "$data" | dd of="$objdir/info/commit-graph" bs=1 seek="$pos" conv=notrunc && + test_must_fail git commit-graph verify 2>test_err && + grep -v "^+" test_err >err + test_i18ngrep "$grepstr" err +} + +test_expect_success 'detect bad signature' ' + corrupt_graph_and_verify 0 "\0" \ + "graph signature" +' + +test_expect_success 'detect bad version' ' + corrupt_graph_and_verify $GRAPH_BYTE_VERSION "\02" \ + "graph version" +' + +test_expect_success 'detect bad hash version' ' + corrupt_graph_and_verify $GRAPH_BYTE_HASH "\02" \ + "hash version" +' + +test_expect_success 'detect low chunk count' ' + corrupt_graph_and_verify $GRAPH_BYTE_CHUNK_COUNT "\02" \ + "missing the .* chunk" +' + +test_expect_success 'detect missing OID fanout chunk' ' + corrupt_graph_and_verify $GRAPH_BYTE_OID_FANOUT_ID "\0" \ + "missing the OID Fanout chunk" +' + +test_expect_success 'detect missing OID lookup chunk' ' + corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_ID "\0" \ + "missing the OID Lookup chunk" +' + +test_expect_success 'detect missing commit data chunk' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_DATA_ID "\0" \ + "missing the Commit Data chunk" +' + +test_expect_success 'detect incorrect fanout' ' + corrupt_graph_and_verify $GRAPH_BYTE_FANOUT1 "\01" \ + "fanout value" +' + +test_expect_success 'detect incorrect fanout final value' ' + corrupt_graph_and_verify $GRAPH_BYTE_FANOUT2 "\01" \ + "fanout value" +' + +test_expect_success 'detect incorrect OID order' ' + corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_ORDER "\01" \ + "incorrect OID order" +' + +test_expect_success 'detect OID not in object database' ' + corrupt_graph_and_verify $GRAPH_BYTE_OID_LOOKUP_MISSING "\01" \ + "from object database" +' + +test_expect_success 'detect incorrect tree OID' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_TREE "\01" \ + "root tree OID for commit" +' + +test_expect_success 'detect incorrect parent int-id' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_PARENT "\01" \ + "invalid parent" +' + +test_expect_success 'detect extra parent int-id' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_EXTRA_PARENT "\00" \ + "is too long" +' + +test_expect_success 'detect wrong parent' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_WRONG_PARENT "\01" \ + "commit-graph parent for" +' + +test_expect_success 'detect incorrect generation number' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_GENERATION "\070" \ + "generation for commit" +' + +test_expect_success 'detect incorrect generation number' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_GENERATION "\01" \ + "non-zero generation number" +' + +test_expect_success 'detect incorrect commit date' ' + corrupt_graph_and_verify $GRAPH_BYTE_COMMIT_DATE "\01" \ + "commit date" +' + +test_expect_success 'detect incorrect parent for octopus merge' ' + corrupt_graph_and_verify $GRAPH_BYTE_OCTOPUS "\01" \ + "invalid parent" +' + +test_expect_success 'detect invalid checksum hash' ' + corrupt_graph_and_verify $GRAPH_BYTE_FOOTER "\00" \ + "incorrect checksum" +' + +test_expect_success 'git fsck (checks commit-graph)' ' + cd "$TRASH_DIRECTORY/full" && + git fsck && + corrupt_graph_and_verify $GRAPH_BYTE_FOOTER "\00" \ + "incorrect checksum" && + test_must_fail git fsck +' + +test_expect_success 'setup non-the_repository tests' ' + rm -rf repo && + git init repo && + test_commit -C repo one && + test_commit -C repo two && + git -C repo config core.commitGraph true && + git -C repo rev-parse two | \ + git -C repo commit-graph write --stdin-commits +' + +test_expect_success 'parse_commit_in_graph works for non-the_repository' ' + test-tool repository parse_commit_in_graph \ + repo/.git repo "$(git -C repo rev-parse two)" >actual && + echo $(git -C repo log --pretty="%ct" -1) \ + $(git -C repo rev-parse one) >expect && + test_cmp expect actual && + + test-tool repository parse_commit_in_graph \ + repo/.git repo "$(git -C repo rev-parse one)" >actual && + echo $(git -C repo log --pretty="%ct" -1 one) >expect && + test_cmp expect actual +' + +test_expect_success 'get_commit_tree_in_graph works for non-the_repository' ' + test-tool repository get_commit_tree_in_graph \ + repo/.git repo "$(git -C repo rev-parse two)" >actual && + echo $(git -C repo rev-parse two^{tree}) >expect && + test_cmp expect actual && + + test-tool repository get_commit_tree_in_graph \ + repo/.git repo "$(git -C repo rev-parse one)" >actual && + echo $(git -C repo rev-parse one^{tree}) >expect && + test_cmp expect actual +' + test_done diff --git a/t/t5400-send-pack.sh b/t/t5400-send-pack.sh index 911eae1bf7..f1932ea431 100755 --- a/t/t5400-send-pack.sh +++ b/t/t5400-send-pack.sh @@ -86,7 +86,7 @@ test_expect_success 'push can be used to delete a ref' ' test_expect_success 'refuse deleting push with denyDeletes' ' ( cd victim && - ( git branch -D extra || : ) && + test_might_fail git branch -D extra && git config receive.denyDeletes true && git branch extra master ) && @@ -119,7 +119,7 @@ test_expect_success 'override denyDeletes with git -c receive-pack' ' test_expect_success 'denyNonFastforwards trumps --force' ' ( cd victim && - ( git branch -D extra || : ) && + test_might_fail git branch -D extra && git config receive.denyNonFastforwards true ) && victim_orig=$(cd victim && git rev-parse --verify master) && diff --git a/t/t5401-update-hooks.sh b/t/t5401-update-hooks.sh index 7f278d8ce9..b5f886a0e2 100755 --- a/t/t5401-update-hooks.sh +++ b/t/t5401-update-hooks.sh @@ -82,13 +82,13 @@ test_expect_success 'hooks ran' ' ' test_expect_success 'pre-receive hook input' ' - (echo $commit0 $commit1 refs/heads/master; + (echo $commit0 $commit1 refs/heads/master && echo $commit1 $commit0 refs/heads/tofail ) | test_cmp - victim.git/pre-receive.stdin ' test_expect_success 'update hook arguments' ' - (echo refs/heads/master $commit0 $commit1; + (echo refs/heads/master $commit0 $commit1 && echo refs/heads/tofail $commit1 $commit0 ) | test_cmp - victim.git/update.args ' diff --git a/t/t5405-send-pack-rewind.sh b/t/t5405-send-pack-rewind.sh index 4bda18a662..235fb7686a 100755 --- a/t/t5405-send-pack-rewind.sh +++ b/t/t5405-send-pack-rewind.sh @@ -25,8 +25,7 @@ test_expect_success 'non forced push should die not segfault' ' ( cd another && - git push .. master:master - test $? = 1 + test_must_fail git push .. master:master ) ' diff --git a/t/t5406-remote-rejects.sh b/t/t5406-remote-rejects.sh index 59e80a5ea2..ff06f99649 100755 --- a/t/t5406-remote-rejects.sh +++ b/t/t5406-remote-rejects.sh @@ -6,8 +6,9 @@ test_description='remote push rejects are reported by client' test_expect_success 'setup' ' mkdir .git/hooks && - (echo "#!/bin/sh" ; echo "exit 1") >.git/hooks/update && - chmod +x .git/hooks/update && + write_script .git/hooks/update <<-\EOF && + exit 1 + EOF echo 1 >file && git add file && git commit -m 1 && diff --git a/t/t5407-post-rewrite-hook.sh b/t/t5407-post-rewrite-hook.sh index 7a48236e87..9b2a274c71 100755 --- a/t/t5407-post-rewrite-hook.sh +++ b/t/t5407-post-rewrite-hook.sh @@ -113,7 +113,7 @@ test_expect_success 'git rebase -m' ' test_expect_success 'git rebase -m --skip' ' git reset --hard D && clear_hook_input && - test_must_fail git rebase --onto A B && + test_must_fail git rebase -m --onto A B && test_must_fail git rebase --skip && echo D > foo && git add foo && diff --git a/t/t5500-fetch-pack.sh b/t/t5500-fetch-pack.sh index ea6570e819..fa03f56a20 100755 --- a/t/t5500-fetch-pack.sh +++ b/t/t5500-fetch-pack.sh @@ -259,7 +259,7 @@ test_expect_success 'clone shallow object count' ' test_expect_success 'pull in shallow repo with missing merge base' ' ( cd shallow && - git fetch --depth 4 .. A + git fetch --depth 4 .. A && test_must_fail git merge --allow-unrelated-histories FETCH_HEAD ) ' @@ -533,19 +533,26 @@ test_expect_success 'test --all wrt tag to non-commits' ' # are reachable only via created tag references. blob=$(echo "hello blob" | git hash-object -t blob -w --stdin) && git tag -a -m "tag -> blob" tag-to-blob $blob && - \ + tree=$(printf "100644 blob $blob\tfile" | git mktree) && git tag -a -m "tag -> tree" tag-to-tree $tree && - \ + tree2=$(printf "100644 blob $blob\tfile2" | git mktree) && commit=$(git commit-tree -m "hello commit" $tree) && git tag -a -m "tag -> commit" tag-to-commit $commit && - \ + blob2=$(echo "hello blob2" | git hash-object -t blob -w --stdin) && - tag=$(printf "object $blob2\ntype blob\ntag tag-to-blob2\n\ -tagger author A U Thor <author@example.com> 0 +0000\n\nhello tag" | git mktag) && + tag=$(git mktag <<-EOF + object $blob2 + type blob + tag tag-to-blob2 + tagger author A U Thor <author@example.com> 0 +0000 + + hello tag + EOF + ) && git tag -a -m "tag -> tag" tag-to-tag $tag && - \ + # `fetch-pack --all` should succeed fetching all those objects. mkdir fetchall && ( @@ -807,6 +814,39 @@ test_expect_success 'fetching deepen' ' ) ' +test_expect_success 'use ref advertisement to prune "have" lines sent' ' + rm -rf server client && + git init server && + test_commit -C server both_have_1 && + git -C server tag -d both_have_1 && + test_commit -C server both_have_2 && + + git clone server client && + test_commit -C server server_has && + test_commit -C client client_has && + + # In both protocol v0 and v2, ensure that the parent of both_have_2 is + # not sent as a "have" line. The client should know that the server has + # both_have_2, so it only needs to inform the server that it has + # both_have_2, and the server can infer the rest. + + rm -f trace && + cp -r client clientv0 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C clientv0 \ + fetch origin server_has both_have_2 && + grep "have $(git -C client rev-parse client_has)" trace && + grep "have $(git -C client rev-parse both_have_2)" trace && + ! grep "have $(git -C client rev-parse both_have_2^)" trace && + + rm -f trace && + cp -r client clientv2 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C clientv2 -c protocol.version=2 \ + fetch origin server_has both_have_2 && + grep "have $(git -C client rev-parse client_has)" trace && + grep "have $(git -C client rev-parse both_have_2)" trace && + ! grep "have $(git -C client rev-parse both_have_2^)" trace +' + test_expect_success 'filtering by size' ' rm -rf server client && test_create_repo server && diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh index a6c0178f3a..11e14a1e0f 100755 --- a/t/t5505-remote.sh +++ b/t/t5505-remote.sh @@ -348,17 +348,13 @@ URL: $(pwd)/one EOF test_expect_success 'prune --dry-run' ' - ( - cd one && - git branch -m side2 side) && + git -C one branch -m side2 side && + test_when_finished "git -C one branch -m side side2" && ( cd test && git remote prune --dry-run origin >output && git rev-parse refs/remotes/origin/side2 && test_must_fail git rev-parse refs/remotes/origin/side && - ( - cd ../one && - git branch -m side side2) && test_i18ncmp expect output ) ' @@ -848,7 +844,7 @@ test_expect_success 'migrate a remote from named file in $GIT_DIR/branches (2)' git remote rename origin origin && test_path_is_missing .git/branches/origin && test "$(git config remote.origin.url)" = "quux" && - test "$(git config remote.origin.fetch)" = "refs/heads/foom:refs/heads/origin" + test "$(git config remote.origin.fetch)" = "refs/heads/foom:refs/heads/origin" && test "$(git config remote.origin.push)" = "HEAD:refs/heads/foom" ) ' diff --git a/t/t5510-fetch.sh b/t/t5510-fetch.sh index e402aee6a2..62308be499 100755 --- a/t/t5510-fetch.sh +++ b/t/t5510-fetch.sh @@ -828,9 +828,11 @@ test_expect_success 'fetching with auto-gc does not lock up' ' test_commit test2 && ( cd auto-gc && + git config fetch.unpackLimit 1 && git config gc.autoPackLimit 1 && git config gc.autoDetach false && GIT_ASK_YESNO="$D/askyesno" git fetch >fetch.out 2>&1 && + test_i18ngrep "Auto packing the repository" fetch.out && ! grep "Should I try again" fetch.out ) ' @@ -865,4 +867,82 @@ test_expect_success C_LOCALE_OUTPUT 'fetch compact output' ' test_cmp expect actual ' +setup_negotiation_tip () { + SERVER="$1" + URL="$2" + USE_PROTOCOL_V2="$3" + + rm -rf "$SERVER" client trace && + git init "$SERVER" && + test_commit -C "$SERVER" alpha_1 && + test_commit -C "$SERVER" alpha_2 && + git -C "$SERVER" checkout --orphan beta && + test_commit -C "$SERVER" beta_1 && + test_commit -C "$SERVER" beta_2 && + + git clone "$URL" client && + + if test "$USE_PROTOCOL_V2" -eq 1 + then + git -C "$SERVER" config protocol.version 2 && + git -C client config protocol.version 2 + fi && + + test_commit -C "$SERVER" beta_s && + git -C "$SERVER" checkout master && + test_commit -C "$SERVER" alpha_s && + git -C "$SERVER" tag -d alpha_1 alpha_2 beta_1 beta_2 +} + +check_negotiation_tip () { + # Ensure that {alpha,beta}_1 are sent as "have", but not {alpha_beta}_2 + ALPHA_1=$(git -C client rev-parse alpha_1) && + grep "fetch> have $ALPHA_1" trace && + BETA_1=$(git -C client rev-parse beta_1) && + grep "fetch> have $BETA_1" trace && + ALPHA_2=$(git -C client rev-parse alpha_2) && + ! grep "fetch> have $ALPHA_2" trace && + BETA_2=$(git -C client rev-parse beta_2) && + ! grep "fetch> have $BETA_2" trace +} + +test_expect_success '--negotiation-tip limits "have" lines sent' ' + setup_negotiation_tip server server 0 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch \ + --negotiation-tip=alpha_1 --negotiation-tip=beta_1 \ + origin alpha_s beta_s && + check_negotiation_tip +' + +test_expect_success '--negotiation-tip understands globs' ' + setup_negotiation_tip server server 0 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch \ + --negotiation-tip=*_1 \ + origin alpha_s beta_s && + check_negotiation_tip +' + +test_expect_success '--negotiation-tip understands abbreviated SHA-1' ' + setup_negotiation_tip server server 0 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch \ + --negotiation-tip=$(git -C client rev-parse --short alpha_1) \ + --negotiation-tip=$(git -C client rev-parse --short beta_1) \ + origin alpha_s beta_s && + check_negotiation_tip +' + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +test_expect_success '--negotiation-tip limits "have" lines sent with HTTP protocol v2' ' + setup_negotiation_tip "$HTTPD_DOCUMENT_ROOT_PATH/server" \ + "$HTTPD_URL/smart/server" 1 && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch \ + --negotiation-tip=alpha_1 --negotiation-tip=beta_1 \ + origin alpha_s beta_s && + check_negotiation_tip +' + +stop_httpd + test_done diff --git a/t/t5512-ls-remote.sh b/t/t5512-ls-remote.sh index 6a949484d0..ea020040e8 100755 --- a/t/t5512-ls-remote.sh +++ b/t/t5512-ls-remote.sh @@ -15,7 +15,7 @@ test_expect_success setup ' git tag mark1.10 && git show-ref --tags -d | sed -e "s/ / /" >expected.tag && ( - echo "$(git rev-parse HEAD) HEAD" + echo "$(git rev-parse HEAD) HEAD" && git show-ref -d | sed -e "s/ / /" ) >expected.all && @@ -105,7 +105,7 @@ test_expect_success 'use branch.<name>.remote if possible' ' git clone . other.git && ( cd other.git && - echo "$(git rev-parse HEAD) HEAD" + echo "$(git rev-parse HEAD) HEAD" && git show-ref | sed -e "s/ / /" ) >exp && diff --git a/t/t5516-fetch-push.sh b/t/t5516-fetch-push.sh index a5077d8b7c..bd8f23e430 100755 --- a/t/t5516-fetch-push.sh +++ b/t/t5516-fetch-push.sh @@ -923,7 +923,7 @@ test_expect_success 'push into aliased refs (consistent)' ' ( cd child1 && git branch foo && - git symbolic-ref refs/heads/bar refs/heads/foo + git symbolic-ref refs/heads/bar refs/heads/foo && git config receive.denyCurrentBranch false ) && ( @@ -945,7 +945,7 @@ test_expect_success 'push into aliased refs (inconsistent)' ' ( cd child1 && git branch foo && - git symbolic-ref refs/heads/bar refs/heads/foo + git symbolic-ref refs/heads/bar refs/heads/foo && git config receive.denyCurrentBranch false ) && ( @@ -1011,7 +1011,7 @@ test_expect_success 'push --porcelain rejected' ' mk_empty testrepo && git push testrepo refs/heads/master:refs/remotes/origin/master && (cd testrepo && - git reset --hard origin/master^ + git reset --hard origin/master^ && git config receive.denyCurrentBranch true) && echo >.git/foo "To testrepo" && @@ -1025,7 +1025,7 @@ test_expect_success 'push --porcelain --dry-run rejected' ' mk_empty testrepo && git push testrepo refs/heads/master:refs/remotes/origin/master && (cd testrepo && - git reset --hard origin/master + git reset --hard origin/master && git config receive.denyCurrentBranch true) && echo >.git/foo "To testrepo" && @@ -1333,7 +1333,7 @@ test_expect_success 'push --follow-tag only pushes relevant tags' ' git commit --allow-empty -m "future commit" && git tag -m "future" future && git checkout master && - git for-each-ref refs/heads/master refs/tags/tag >../expect + git for-each-ref refs/heads/master refs/tags/tag >../expect && git push --follow-tag ../dst master ) && ( diff --git a/t/t5517-push-mirror.sh b/t/t5517-push-mirror.sh index 02f160aae0..c05a661400 100755 --- a/t/t5517-push-mirror.sh +++ b/t/t5517-push-mirror.sh @@ -71,7 +71,7 @@ test_expect_success 'push mirror force updates existing branches' ' git push --mirror up && echo two >foo && git add foo && git commit -m two && git push --mirror up && - git reset --hard HEAD^ + git reset --hard HEAD^ && git push --mirror up ) && master_master=$(cd master && git show-ref -s --verify refs/heads/master) && @@ -88,7 +88,7 @@ test_expect_success 'push mirror removes branches' ' echo one >foo && git add foo && git commit -m one && git branch remove master && git push --mirror up && - git branch -D remove + git branch -D remove && git push --mirror up ) && ( @@ -170,7 +170,7 @@ test_expect_success 'push mirror force updates existing tags' ' echo two >foo && git add foo && git commit -m two && git tag -f tmaster master && git push --mirror up && - git reset --hard HEAD^ + git reset --hard HEAD^ && git tag -f tmaster master && git push --mirror up ) && @@ -188,7 +188,7 @@ test_expect_success 'push mirror removes tags' ' echo one >foo && git add foo && git commit -m one && git tag -f tremove master && git push --mirror up && - git tag -d tremove + git tag -d tremove && git push --mirror up ) && ( @@ -235,7 +235,7 @@ test_expect_success 'remote.foo.mirror adds and removes branches' ' git branch keep master && git branch remove master && git push up && - git branch -D remove + git branch -D remove && git push up ) && ( diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh index 59c4b778d3..68aa5f0340 100755 --- a/t/t5520-pull.sh +++ b/t/t5520-pull.sh @@ -618,6 +618,18 @@ test_expect_success 'pull --rebase fails on unborn branch with staged changes' ' ) ' +test_expect_success 'pull --rebase fails on corrupt HEAD' ' + test_when_finished "rm -rf corrupt" && + git init corrupt && + ( + cd corrupt && + test_commit one && + obj=$(git rev-parse --verify HEAD | sed "s#^..#&/#") && + rm -f .git/objects/$obj && + test_must_fail git pull --rebase + ) +' + test_expect_success 'setup for detecting upstreamed changes' ' mkdir src && (cd src && diff --git a/t/t5526-fetch-submodules.sh b/t/t5526-fetch-submodules.sh index 359e03ff83..0f730d7781 100755 --- a/t/t5526-fetch-submodules.sh +++ b/t/t5526-fetch-submodules.sh @@ -379,7 +379,7 @@ test_expect_success "'--recurse-submodules=on-demand' recurses as deep as necess git config -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive false ) && git fetch --recurse-submodules=on-demand >../actual.out 2>../actual.err && - git config --unset fetch.recurseSubmodules + git config --unset fetch.recurseSubmodules && ( cd submodule && git config --unset -f .gitmodules submodule.subdir/deepsubmodule.fetchRecursive diff --git a/t/t5531-deep-submodule-push.sh b/t/t5531-deep-submodule-push.sh index 39cb2c1c34..e2c37fd978 100755 --- a/t/t5531-deep-submodule-push.sh +++ b/t/t5531-deep-submodule-push.sh @@ -354,7 +354,7 @@ test_expect_success 'push succeeds if submodule has no remote and is on the firs git clone a a1 && ( cd a1 && - git init b + git init b && ( cd b && >junk && diff --git a/t/t5537-fetch-shallow.sh b/t/t5537-fetch-shallow.sh index 943231af96..7045685e2d 100755 --- a/t/t5537-fetch-shallow.sh +++ b/t/t5537-fetch-shallow.sh @@ -186,4 +186,47 @@ EOF test_cmp expect actual ' +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo" + +test_expect_success 'shallow fetches check connectivity before writing shallow file' ' + rm -rf "$REPO" client && + + git init "$REPO" && + test_commit -C "$REPO" one && + test_commit -C "$REPO" two && + test_commit -C "$REPO" three && + + git init client && + + # Use protocol v2 to ensure that shallow information is sent exactly + # once by the server, since we are planning to manipulate it. + git -C "$REPO" config protocol.version 2 && + git -C client config protocol.version 2 && + + git -C client fetch --depth=2 "$HTTPD_URL/one_time_sed/repo" master:a_branch && + + # Craft a situation in which the server sends back an unshallow request + # with an empty packfile. This is done by refetching with a shorter + # depth (to ensure that the packfile is empty), and overwriting the + # shallow line in the response with the unshallow line we want. + printf "s/0034shallow %s/0036unshallow %s/" \ + "$(git -C "$REPO" rev-parse HEAD)" \ + "$(git -C "$REPO" rev-parse HEAD^)" \ + >"$HTTPD_ROOT_PATH/one-time-sed" && + test_must_fail git -C client fetch --depth=1 "$HTTPD_URL/one_time_sed/repo" \ + master:a_branch && + + # Ensure that the one-time-sed script was used. + ! test -e "$HTTPD_ROOT_PATH/one-time-sed" && + + # Ensure that the resulting repo is consistent, despite our failure to + # fetch. + git -C client fsck +' + +stop_httpd + test_done diff --git a/t/t5541-http-push-smart.sh b/t/t5541-http-push-smart.sh index a2af693068..a0fc4005e0 100755 --- a/t/t5541-http-push-smart.sh +++ b/t/t5541-http-push-smart.sh @@ -38,25 +38,16 @@ GET /smart/test_repo.git/info/refs?service=git-upload-pack HTTP/1.1 200 POST /smart/test_repo.git/git-upload-pack HTTP/1.1 200 EOF test_expect_success 'no empty path components' ' + # Clear the log, so that it does not affect the "used receive-pack + # service" test which reads the log too. + test_when_finished ">\"\$HTTPD_ROOT_PATH\"/access.log" && + # In the URL, add a trailing slash, and see if git appends yet another # slash. cd "$ROOT_PATH" && git clone $HTTPD_URL/smart/test_repo.git/ test_repo_clone && - sed -e " - s/^.* \"// - s/\"// - s/ [1-9][0-9]*\$// - s/^GET /GET / - " >act <"$HTTPD_ROOT_PATH"/access.log && - - # Clear the log, so that it does not affect the "used receive-pack - # service" test which reads the log too. - # - # We do this before the actual comparison to ensure the log is cleared. - echo > "$HTTPD_ROOT_PATH"/access.log && - - test_cmp exp act + check_access_log exp ' test_expect_success 'clone remote repository' ' @@ -124,7 +115,6 @@ test_expect_success 'rejected update prints status' ' rm -f "$HTTPD_DOCUMENT_ROOT_PATH/test_repo.git/hooks/update" cat >exp <<EOF - GET /smart/test_repo.git/info/refs?service=git-upload-pack HTTP/1.1 200 POST /smart/test_repo.git/git-upload-pack HTTP/1.1 200 GET /smart/test_repo.git/info/refs?service=git-receive-pack HTTP/1.1 200 @@ -138,13 +128,7 @@ GET /smart/test_repo.git/info/refs?service=git-receive-pack HTTP/1.1 200 POST /smart/test_repo.git/git-receive-pack HTTP/1.1 200 EOF test_expect_success 'used receive-pack service' ' - sed -e " - s/^.* \"// - s/\"// - s/ [1-9][0-9]*\$// - s/^GET /GET / - " >act <"$HTTPD_ROOT_PATH"/access.log && - test_cmp exp act + check_access_log exp ' test_http_push_nonff "$HTTPD_DOCUMENT_ROOT_PATH"/test_repo.git \ diff --git a/t/t5543-atomic-push.sh b/t/t5543-atomic-push.sh index 3480b33007..7079bcf9a0 100755 --- a/t/t5543-atomic-push.sh +++ b/t/t5543-atomic-push.sh @@ -178,7 +178,7 @@ test_expect_success 'atomic push obeys update hook preventing a branch to be pus test_expect_success 'atomic push is not advertised if configured' ' mk_repo_pair && ( - cd upstream + cd upstream && git config receive.advertiseatomic 0 ) && ( diff --git a/t/t5551-http-fetch-smart.sh b/t/t5551-http-fetch-smart.sh index 913089b144..3aab44bdcb 100755 --- a/t/t5551-http-fetch-smart.sh +++ b/t/t5551-http-fetch-smart.sh @@ -103,13 +103,7 @@ GET /smart/repo.git/info/refs?service=git-upload-pack HTTP/1.1 200 POST /smart/repo.git/git-upload-pack HTTP/1.1 200 EOF test_expect_success 'used upload-pack service' ' - sed -e " - s/^.* \"// - s/\"// - s/ [1-9][0-9]*\$// - s/^GET /GET / - " >act <"$HTTPD_ROOT_PATH"/access.log && - test_cmp exp act + check_access_log exp ' test_expect_success 'follow redirects (301)' ' diff --git a/t/t5552-skipping-fetch-negotiator.sh b/t/t5552-skipping-fetch-negotiator.sh new file mode 100755 index 0000000000..0a8e0e42ed --- /dev/null +++ b/t/t5552-skipping-fetch-negotiator.sh @@ -0,0 +1,179 @@ +#!/bin/sh + +test_description='test skipping fetch negotiator' +. ./test-lib.sh + +have_sent () { + while test "$#" -ne 0 + do + grep "fetch> have $(git -C client rev-parse $1)" trace + if test $? -ne 0 + then + echo "No have $(git -C client rev-parse $1) ($1)" + return 1 + fi + shift + done +} + +have_not_sent () { + while test "$#" -ne 0 + do + grep "fetch> have $(git -C client rev-parse $1)" trace + if test $? -eq 0 + then + return 1 + fi + shift + done +} + +test_expect_success 'commits with no parents are sent regardless of skip distance' ' + git init server && + test_commit -C server to_fetch && + + git init client && + for i in $(seq 7) + do + test_commit -C client c$i + done && + + # We send: "c7" (skip 1) "c5" (skip 2) "c2" (skip 4). After that, since + # "c1" has no parent, it is still sent as "have" even though it would + # normally be skipped. + test_config -C client fetch.negotiationalgorithm skipping && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch "$(pwd)/server" && + have_sent c7 c5 c2 c1 && + have_not_sent c6 c4 c3 +' + +test_expect_success 'when two skips collide, favor the larger one' ' + rm -rf server client trace && + git init server && + test_commit -C server to_fetch && + + git init client && + for i in $(seq 11) + do + test_commit -C client c$i + done && + git -C client checkout c5 && + test_commit -C client c5side && + + # Before reaching c5, we send "c5side" (skip 1) and "c11" (skip 1) "c9" + # (skip 2) "c6" (skip 4). The larger skip (skip 4) takes precedence, so + # the next "have" sent will be "c1" (from "c6" skip 4) and not "c4" + # (from "c5side" skip 1). + test_config -C client fetch.negotiationalgorithm skipping && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch "$(pwd)/server" && + have_sent c5side c11 c9 c6 c1 && + have_not_sent c10 c8 c7 c5 c4 c3 c2 +' + +test_expect_success 'use ref advertisement to filter out commits' ' + rm -rf server client trace && + git init server && + test_commit -C server c1 && + test_commit -C server c2 && + test_commit -C server c3 && + git -C server tag -d c1 c2 c3 && + + git clone server client && + test_commit -C client c4 && + test_commit -C client c5 && + git -C client checkout c4^^ && + test_commit -C client c2side && + + git -C server checkout --orphan anotherbranch && + test_commit -C server to_fetch && + + # The server advertising "c3" (as "refs/heads/master") means that we do + # not need to send any ancestors of "c3", but we still need to send "c3" + # itself. + test_config -C client fetch.negotiationalgorithm skipping && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch origin to_fetch && + have_sent c5 c4^ c2side && + have_not_sent c4 c4^^ c4^^^ +' + +test_expect_success 'handle clock skew' ' + rm -rf server client trace && + git init server && + test_commit -C server to_fetch && + + git init client && + + # 2 regular commits + test_tick=2000000000 && + test_commit -C client c1 && + test_commit -C client c2 && + + # 4 old commits + test_tick=1000000000 && + git -C client checkout c1 && + test_commit -C client old1 && + test_commit -C client old2 && + test_commit -C client old3 && + test_commit -C client old4 && + + # "c2" and "c1" are popped first, then "old4" to "old1". "old1" would + # normally be skipped, but is treated as a commit without a parent here + # and sent, because (due to clock skew) its only parent has already been + # popped off the priority queue. + test_config -C client fetch.negotiationalgorithm skipping && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch "$(pwd)/server" && + have_sent c2 c1 old4 old2 old1 && + have_not_sent old3 +' + +test_expect_success 'do not send "have" with ancestors of commits that server ACKed' ' + rm -rf server client trace && + git init server && + test_commit -C server to_fetch && + + git init client && + for i in $(seq 8) + do + git -C client checkout --orphan b$i && + test_commit -C client b$i.c0 + done && + for j in $(seq 19) + do + for i in $(seq 8) + do + git -C client checkout b$i && + test_commit -C client b$i.c$j + done + done && + + # Copy this branch over to the server and add a commit on it so that it + # is reachable but not advertised. + git -C server fetch --no-tags "$(pwd)/client" b1:refs/heads/b1 && + git -C server checkout b1 && + test_commit -C server commit-on-b1 && + + test_config -C client fetch.negotiationalgorithm skipping && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client fetch "$(pwd)/server" to_fetch && + grep " fetch" trace && + + # fetch-pack sends 2 requests each containing 16 "have" lines before + # processing the first response. In these 2 requests, 4 commits from + # each branch are sent. Just check the first branch. + have_sent b1.c19 b1.c17 b1.c14 b1.c9 && + have_not_sent b1.c18 b1.c16 b1.c15 b1.c13 b1.c12 b1.c11 b1.c10 && + + # While fetch-pack is processing the first response, it should read that + # the server ACKs b1.c19 and b1.c17. + grep "fetch< ACK $(git -C client rev-parse b1.c19) common" trace && + grep "fetch< ACK $(git -C client rev-parse b1.c17) common" trace && + + # fetch-pack should thus not send any more commits in the b1 branch, but + # should still send the others (in this test, just check b2). + for i in $(seq 0 8) + do + have_not_sent b1.c$i + done && + have_sent b2.c1 b2.c0 +' + +test_done diff --git a/t/t5561-http-backend.sh b/t/t5561-http-backend.sh index 84a955770a..1c49054595 100755 --- a/t/t5561-http-backend.sh +++ b/t/t5561-http-backend.sh @@ -129,13 +129,7 @@ GET /smart/repo.git/info/refs?service=git-receive-pack HTTP/1.1 403 - POST /smart/repo.git/git-receive-pack HTTP/1.1 403 - EOF test_expect_success 'server request log matches test results' ' - sed -e " - s/^.* \"// - s/\"// - s/ [1-9][0-9]*\$// - s/^GET /GET / - " >act <"$HTTPD_ROOT_PATH"/access.log && - test_cmp exp act + check_access_log exp ' stop_httpd diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh index 0b62037744..ddaa96ac4f 100755 --- a/t/t5601-clone.sh +++ b/t/t5601-clone.sh @@ -618,7 +618,7 @@ hex2oct () { test_expect_success 'clone on case-insensitive fs' ' git init icasefs && ( - cd icasefs + cd icasefs && o=$(git hash-object -w --stdin </dev/null | hex2oct) && t=$(printf "100644 X\0${o}100644 x\0${o}" | git hash-object -w -t tree --stdin) && diff --git a/t/t5605-clone-local.sh b/t/t5605-clone-local.sh index 3c087e907c..af23419ebf 100755 --- a/t/t5605-clone-local.sh +++ b/t/t5605-clone-local.sh @@ -94,7 +94,7 @@ test_expect_success 'clone empty repository' ' git config receive.denyCurrentBranch warn) && git clone empty empty-clone && test_tick && - (cd empty-clone + (cd empty-clone && echo "content" >> foo && git add foo && git commit -m "Initial commit" && diff --git a/t/t5608-clone-2gb.sh b/t/t5608-clone-2gb.sh index df822d9a3e..2c6bc07344 100755 --- a/t/t5608-clone-2gb.sh +++ b/t/t5608-clone-2gb.sh @@ -23,7 +23,7 @@ test_expect_success CLONE_2GB 'setup' ' printf "blob\nmark :$i\ndata $blobsize\n" && #test-tool genrandom $i $blobsize && printf "%-${blobsize}s" $i && - echo "M 100644 :$i $i" >> commit + echo "M 100644 :$i $i" >> commit && i=$(($i+1)) || echo $? > exit-status done && diff --git a/t/t5616-partial-clone.sh b/t/t5616-partial-clone.sh index cee5565367..bbbe7537df 100755 --- a/t/t5616-partial-clone.sh +++ b/t/t5616-partial-clone.sh @@ -154,4 +154,112 @@ test_expect_success 'partial clone with transfer.fsckobjects=1 uses index-pack - grep "git index-pack.*--fsck-objects" trace ' +test_expect_success 'partial clone fetches blobs pointed to by refs even if normally filtered out' ' + rm -rf src dst && + git init src && + test_commit -C src x && + test_config -C src uploadpack.allowfilter 1 && + test_config -C src uploadpack.allowanysha1inwant 1 && + + # Create a tag pointing to a blob. + BLOB=$(echo blob-contents | git -C src hash-object --stdin -w) && + git -C src tag myblob "$BLOB" && + + git clone --filter="blob:none" "file://$(pwd)/src" dst 2>err && + ! grep "does not point to a valid object" err && + git -C dst fsck +' + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +# Converts bytes into a form suitable for inclusion in a sed command. For +# example, "printf 'ab\r\n' | hex_unpack" results in '\x61\x62\x0d\x0a'. +sed_escape () { + perl -e '$/ = undef; $input = <>; print unpack("H2" x length($input), $input)' | + sed 's/\(..\)/\\x\1/g' +} + +test_expect_success 'upon cloning, check that all refs point to objects' ' + SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" && + rm -rf "$SERVER" repo && + test_create_repo "$SERVER" && + test_commit -C "$SERVER" foo && + test_config -C "$SERVER" uploadpack.allowfilter 1 && + test_config -C "$SERVER" uploadpack.allowanysha1inwant 1 && + + # Create a tag pointing to a blob. + BLOB=$(echo blob-contents | git -C "$SERVER" hash-object --stdin -w) && + git -C "$SERVER" tag myblob "$BLOB" && + + # Craft a packfile not including that blob. + git -C "$SERVER" rev-parse HEAD | + git -C "$SERVER" pack-objects --stdout >incomplete.pack && + + # Replace the existing packfile with the crafted one. The protocol + # requires that the packfile be sent in sideband 1, hence the extra + # \x01 byte at the beginning. + printf "1,/packfile/!c %04x\\\\x01%s0000" \ + "$(($(wc -c <incomplete.pack) + 5))" \ + "$(sed_escape <incomplete.pack)" \ + >"$HTTPD_ROOT_PATH/one-time-sed" && + + # Use protocol v2 because the sed command looks for the "packfile" + # section header. + test_config -C "$SERVER" protocol.version 2 && + test_must_fail git -c protocol.version=2 clone \ + --filter=blob:none $HTTPD_URL/one_time_sed/server repo 2>err && + + grep "did not send all necessary objects" err && + + # Ensure that the one-time-sed script was used. + ! test -e "$HTTPD_ROOT_PATH/one-time-sed" +' + +test_expect_success 'when partial cloning, tolerate server not sending target of tag' ' + SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" && + rm -rf "$SERVER" repo && + test_create_repo "$SERVER" && + test_commit -C "$SERVER" foo && + test_config -C "$SERVER" uploadpack.allowfilter 1 && + test_config -C "$SERVER" uploadpack.allowanysha1inwant 1 && + + # Create an annotated tag pointing to a blob. + BLOB=$(echo blob-contents | git -C "$SERVER" hash-object --stdin -w) && + git -C "$SERVER" tag -m message -a myblob "$BLOB" && + + # Craft a packfile including the tag, but not the blob it points to. + # Also, omit objects referenced from HEAD in order to force a second + # fetch (to fetch missing objects) upon the automatic checkout that + # happens after a clone. + printf "%s\n%s\n--not\n%s\n%s\n" \ + $(git -C "$SERVER" rev-parse HEAD) \ + $(git -C "$SERVER" rev-parse myblob) \ + $(git -C "$SERVER" rev-parse HEAD^{tree}) \ + $(git -C "$SERVER" rev-parse myblob^{blob}) | + git -C "$SERVER" pack-objects --thin --stdout >incomplete.pack && + + # Replace the existing packfile with the crafted one. The protocol + # requires that the packfile be sent in sideband 1, hence the extra + # \x01 byte at the beginning. + printf "1,/packfile/!c %04x\\\\x01%s0000" \ + "$(($(wc -c <incomplete.pack) + 5))" \ + "$(sed_escape <incomplete.pack)" \ + >"$HTTPD_ROOT_PATH/one-time-sed" && + + # Use protocol v2 because the sed command looks for the "packfile" + # section header. + test_config -C "$SERVER" protocol.version 2 && + + # Exercise to make sure it works. + git -c protocol.version=2 clone \ + --filter=blob:none $HTTPD_URL/one_time_sed/server repo 2> err && + ! grep "missing object referenced by" err && + + # Ensure that the one-time-sed script was used. + ! test -e "$HTTPD_ROOT_PATH/one-time-sed" +' + +stop_httpd + test_done diff --git a/t/t5703-upload-pack-ref-in-want.sh b/t/t5703-upload-pack-ref-in-want.sh new file mode 100755 index 0000000000..a73c55a47e --- /dev/null +++ b/t/t5703-upload-pack-ref-in-want.sh @@ -0,0 +1,377 @@ +#!/bin/sh + +test_description='upload-pack ref-in-want' + +. ./test-lib.sh + +get_actual_refs () { + sed -n -e '/wanted-refs/,/0001/{ + /wanted-refs/d + /0001/d + p + }' <out | test-pkt-line unpack >actual_refs +} + +get_actual_commits () { + sed -n -e '/packfile/,/0000/{ + /packfile/d + p + }' <out | test-pkt-line unpack-sideband >o.pack && + git index-pack o.pack && + git verify-pack -v o.idx | grep commit | cut -c-40 | sort >actual_commits +} + +check_output () { + get_actual_refs && + test_cmp expected_refs actual_refs && + get_actual_commits && + test_cmp expected_commits actual_commits +} + +# c(o/foo) d(o/bar) +# \ / +# b e(baz) f(master) +# \__ | __/ +# \ | / +# a +test_expect_success 'setup repository' ' + test_commit a && + git checkout -b o/foo && + test_commit b && + test_commit c && + git checkout -b o/bar b && + test_commit d && + git checkout -b baz a && + test_commit e && + git checkout master && + test_commit f +' + +test_expect_success 'config controls ref-in-want advertisement' ' + git serve --advertise-capabilities >out && + ! grep -a ref-in-want out && + + git config uploadpack.allowRefInWant false && + git serve --advertise-capabilities >out && + ! grep -a ref-in-want out && + + git config uploadpack.allowRefInWant true && + git serve --advertise-capabilities >out && + grep -a ref-in-want out +' + +test_expect_success 'invalid want-ref line' ' + test-pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/non-existent + done + 0000 + EOF + + test_must_fail git serve --stateless-rpc 2>out <in && + grep "unknown ref" out +' + +test_expect_success 'basic want-ref' ' + cat >expected_refs <<-EOF && + $(git rev-parse f) refs/heads/master + EOF + git rev-parse f | sort >expected_commits && + + test-pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/master + have $(git rev-parse a) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'multiple want-ref lines' ' + cat >expected_refs <<-EOF && + $(git rev-parse c) refs/heads/o/foo + $(git rev-parse d) refs/heads/o/bar + EOF + git rev-parse c d | sort >expected_commits && + + test-pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/o/foo + want-ref refs/heads/o/bar + have $(git rev-parse b) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'mix want and want-ref' ' + cat >expected_refs <<-EOF && + $(git rev-parse f) refs/heads/master + EOF + git rev-parse e f | sort >expected_commits && + + test-pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/master + want $(git rev-parse e) + have $(git rev-parse a) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'want-ref with ref we already have commit for' ' + cat >expected_refs <<-EOF && + $(git rev-parse c) refs/heads/o/foo + EOF + >expected_commits && + + test-pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/o/foo + have $(git rev-parse c) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo" +LOCAL_PRISTINE="$(pwd)/local_pristine" + +test_expect_success 'setup repos for change-while-negotiating test' ' + ( + git init "$REPO" && + cd "$REPO" && + >.git/git-daemon-export-ok && + test_commit m1 && + git tag -d m1 && + + # Local repo with many commits (so that negotiation will take + # more than 1 request/response pair) + git clone "http://127.0.0.1:$LIB_HTTPD_PORT/smart/repo" "$LOCAL_PRISTINE" && + cd "$LOCAL_PRISTINE" && + git checkout -b side && + for i in $(seq 1 33); do test_commit s$i; done && + + # Add novel commits to upstream + git checkout master && + cd "$REPO" && + test_commit m2 && + test_commit m3 && + git tag -d m2 m3 + ) && + git -C "$LOCAL_PRISTINE" remote set-url origin "http://127.0.0.1:$LIB_HTTPD_PORT/one_time_sed/repo" && + git -C "$LOCAL_PRISTINE" config protocol.version 2 +' + +inconsistency () { + # Simulate that the server initially reports $2 as the ref + # corresponding to $1, and after that, $1 as the ref corresponding to + # $1. This corresponds to the real-life situation where the server's + # repository appears to change during negotiation, for example, when + # different servers in a load-balancing arrangement serve (stateless) + # RPCs during a single negotiation. + printf "s/%s/%s/" \ + $(git -C "$REPO" rev-parse $1 | tr -d "\n") \ + $(git -C "$REPO" rev-parse $2 | tr -d "\n") \ + >"$HTTPD_ROOT_PATH/one-time-sed" +} + +test_expect_success 'server is initially ahead - no ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant false && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master 1234567890123456789012345678901234567890 && + test_must_fail git -C local fetch 2>err && + grep "ERR upload-pack: not our ref" err +' + +test_expect_success 'server is initially ahead - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master 1234567890123456789012345678901234567890 && + git -C local fetch && + + git -C "$REPO" rev-parse --verify master >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server is initially behind - no ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant false && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master "master^" && + git -C local fetch && + + git -C "$REPO" rev-parse --verify "master^" >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server is initially behind - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master "master^" && + git -C local fetch && + + git -C "$REPO" rev-parse --verify "master" >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server loses a ref - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + echo "s/master/raster/" >"$HTTPD_ROOT_PATH/one-time-sed" && + test_must_fail git -C local fetch 2>err && + + grep "ERR unknown ref refs/heads/raster" err +' + +stop_httpd + +REPO="$(pwd)/repo" +LOCAL_PRISTINE="$(pwd)/local_pristine" + +# $REPO +# c(o/foo) d(o/bar) +# \ / +# b e(baz) f(master) +# \__ | __/ +# \ | / +# a +# +# $LOCAL_PRISTINE +# s32(side) +# | +# . +# . +# | +# a(master) +test_expect_success 'setup repos for fetching with ref-in-want tests' ' + ( + git init "$REPO" && + cd "$REPO" && + test_commit a && + + # Local repo with many commits (so that negotiation will take + # more than 1 request/response pair) + rm -rf "$LOCAL_PRISTINE" && + git clone "file://$REPO" "$LOCAL_PRISTINE" && + cd "$LOCAL_PRISTINE" && + git checkout -b side && + for i in $(seq 1 33); do test_commit s$i; done && + + # Add novel commits to upstream + git checkout master && + cd "$REPO" && + git checkout -b o/foo && + test_commit b && + test_commit c && + git checkout -b o/bar b && + test_commit d && + git checkout -b baz a && + test_commit e && + git checkout master && + test_commit f + ) && + git -C "$REPO" config uploadpack.allowRefInWant true && + git -C "$LOCAL_PRISTINE" config protocol.version 2 +' + +test_expect_success 'fetching with exact OID' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin \ + $(git -C "$REPO" rev-parse d):refs/heads/actual && + + git -C "$REPO" rev-parse "d" >expected && + git -C local rev-parse refs/heads/actual >actual && + test_cmp expected actual && + grep "want $(git -C "$REPO" rev-parse d)" log +' + +test_expect_success 'fetching multiple refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin master baz && + + git -C "$REPO" rev-parse "master" "baz" >expected && + git -C local rev-parse refs/remotes/origin/master refs/remotes/origin/baz >actual && + test_cmp expected actual && + grep "want-ref refs/heads/master" log && + grep "want-ref refs/heads/baz" log +' + +test_expect_success 'fetching ref and exact OID' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin \ + master $(git -C "$REPO" rev-parse b):refs/heads/actual && + + git -C "$REPO" rev-parse "master" "b" >expected && + git -C local rev-parse refs/remotes/origin/master refs/heads/actual >actual && + test_cmp expected actual && + grep "want $(git -C "$REPO" rev-parse b)" log && + grep "want-ref refs/heads/master" log +' + +test_expect_success 'fetching with wildcard that does not match any refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + git -C local fetch origin refs/heads/none*:refs/heads/* >out && + test_must_be_empty out +' + +test_expect_success 'fetching with wildcard that matches multiple refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin refs/heads/o*:refs/heads/o* && + + git -C "$REPO" rev-parse "o/foo" "o/bar" >expected && + git -C local rev-parse "o/foo" "o/bar" >actual && + test_cmp expected actual && + grep "want-ref refs/heads/o/foo" log && + grep "want-ref refs/heads/o/bar" log +' + +test_done diff --git a/t/t5801-remote-helpers.sh b/t/t5801-remote-helpers.sh index 362b1581e0..ee5757966f 100755 --- a/t/t5801-remote-helpers.sh +++ b/t/t5801-remote-helpers.sh @@ -96,7 +96,7 @@ test_expect_success 'push new branch with old:new refspec' ' test_expect_success 'push new branch with HEAD:new refspec' ' (cd local && - git checkout new-name + git checkout new-name && git push origin HEAD:new-refspec-2 ) && compare_refs local HEAD server refs/heads/new-refspec-2 diff --git a/t/t6010-merge-base.sh b/t/t6010-merge-base.sh index aa2d360ce3..44c726ea39 100755 --- a/t/t6010-merge-base.sh +++ b/t/t6010-merge-base.sh @@ -245,7 +245,7 @@ test_expect_success 'using reflog to find the fork point' ' git commit --allow-empty -m "Derived #$count" && git rev-parse HEAD >derived$count && git checkout -B base $E || exit 1 - done + done && for count in 1 2 3 do diff --git a/t/t6029-merge-subtree.sh b/t/t6029-merge-subtree.sh index 3e692454a7..7d5bc78472 100755 --- a/t/t6029-merge-subtree.sh +++ b/t/t6029-merge-subtree.sh @@ -55,7 +55,7 @@ test_expect_success 'initial merge' ' git checkout -b work && git ls-files -s >actual && ( - echo "100644 $o1 0 git-gui/git-gui.sh" + echo "100644 $o1 0 git-gui/git-gui.sh" && echo "100644 $o2 0 git.c" ) >expected && test_cmp expected actual @@ -72,7 +72,7 @@ test_expect_success 'merge update' ' git pull -s subtree gui master2 && git ls-files -s >actual && ( - echo "100644 $o3 0 git-gui/git-gui.sh" + echo "100644 $o3 0 git-gui/git-gui.sh" && echo "100644 $o2 0 git.c" ) >expected && test_cmp expected actual @@ -88,8 +88,8 @@ test_expect_success 'initial ambiguous subtree' ' git checkout -b work2 && git ls-files -s >actual && ( - echo "100644 $o1 0 git-gui/git-gui.sh" - echo "100644 $o1 0 git-gui2/git-gui.sh" + echo "100644 $o1 0 git-gui/git-gui.sh" && + echo "100644 $o1 0 git-gui2/git-gui.sh" && echo "100644 $o2 0 git.c" ) >expected && test_cmp expected actual @@ -101,8 +101,8 @@ test_expect_success 'merge using explicit' ' git pull -Xsubtree=git-gui gui master2 && git ls-files -s >actual && ( - echo "100644 $o3 0 git-gui/git-gui.sh" - echo "100644 $o1 0 git-gui2/git-gui.sh" + echo "100644 $o3 0 git-gui/git-gui.sh" && + echo "100644 $o1 0 git-gui2/git-gui.sh" && echo "100644 $o2 0 git.c" ) >expected && test_cmp expected actual @@ -114,8 +114,8 @@ test_expect_success 'merge2 using explicit' ' git pull -Xsubtree=git-gui2 gui master2 && git ls-files -s >actual && ( - echo "100644 $o1 0 git-gui/git-gui.sh" - echo "100644 $o3 0 git-gui2/git-gui.sh" + echo "100644 $o1 0 git-gui/git-gui.sh" && + echo "100644 $o3 0 git-gui2/git-gui.sh" && echo "100644 $o2 0 git.c" ) >expected && test_cmp expected actual diff --git a/t/t6036-recursive-corner-cases.sh b/t/t6036-recursive-corner-cases.sh index b5621303d6..59e52c5a09 100755 --- a/t/t6036-recursive-corner-cases.sh +++ b/t/t6036-recursive-corner-cases.sh @@ -72,7 +72,7 @@ test_expect_success 'merge simple rename+criss-cross with no modifications' ' git rev-parse >actual \ :2:three :3:three && git hash-object >>actual \ - three~HEAD three~R2^0 + three~HEAD three~R2^0 && test_cmp expect actual ) ' @@ -148,7 +148,7 @@ test_expect_success 'merge criss-cross + rename merges with basic modification' git rev-parse >actual \ :2:three :3:three && git hash-object >>actual \ - three~HEAD three~R2^0 + three~HEAD three~R2^0 && test_cmp expect actual ) ' @@ -228,7 +228,7 @@ test_expect_success 'git detects differently handled merges conflict' ' D:new_a E:new_a && git rev-parse >actual \ :2:new_a :3:new_a && - test_cmp expect actual + test_cmp expect actual && git cat-file -p B:new_a >ours && git cat-file -p C:new_a >theirs && @@ -345,40 +345,97 @@ test_expect_success 'git detects conflict merging criss-cross+modify/delete, rev ) ' +# SORRY FOR THE SUPER LONG DESCRIPTION, BUT THIS NEXT ONE IS HAIRY # # criss-cross + d/f conflict via add/add: # Commit A: Neither file 'a' nor directory 'a/' exists. # Commit B: Introduce 'a' # Commit C: Introduce 'a/file' -# Commit D: Merge B & C, keeping 'a' and deleting 'a/' -# -# Two different later cases: +# Commit D1: Merge B & C, keeping 'a' and deleting 'a/' # Commit E1: Merge B & C, deleting 'a' but keeping 'a/file' -# Commit E2: Merge B & C, deleting 'a' but keeping a slightly modified 'a/file' # -# B D +# B D1 or D2 # o---o # / \ / \ # A o X ? F # \ / \ / # o---o -# C E1 or E2 +# C E1 or E2 or E3 +# +# I'll describe D2, E2, & E3 (which are alternatives for D1 & E1) more below... +# +# Merging D1 & E1 requires we first create a virtual merge base X from +# merging A & B in memory. There are several possibilities for the merge-base: +# 1: Keep both 'a' and 'a/file' (assuming crazy filesystem allowing a tree +# with a directory and file at same path): results in merge of D1 & E1 +# being clean with both files deleted. Bad (no conflict detected). +# 2: Keep 'a' but not 'a/file': Merging D1 & E1 is clean and matches E1. Bad. +# 3: Keep 'a/file' but not 'a': Merging D1 & E1 is clean and matches D1. Bad. +# 4: Keep neither file: Merging D1 & E1 reports the D/F add/add conflict. +# +# So 4 sounds good for this case, but if we were to merge D1 & E3, where E3 +# is defined as: +# Commit E3: Merge B & C, keeping modified a, and deleting a/ +# then we'd get an add/add conflict for 'a', which seems suboptimal. A little +# creativity leads us to an alternate choice: +# 5: Keep 'a' as 'a~$UNIQUE' and a/file; results: +# Merge D1 & E1: rename/delete conflict for 'a'; a/file silently deleted +# Merge D1 & E3 is clean, as expected. # -# Merging D & E1 requires we first create a virtual merge base X from -# merging A & B in memory. Now, if X could keep both 'a' and 'a/file' in -# the index, then the merge of D & E1 could be resolved cleanly with both -# 'a' and 'a/file' removed. Since git does not currently allow creating -# such a tree, the best we can do is have X contain both 'a~<unique>' and -# 'a/file' resulting in the merge of D and E1 having a rename/delete -# conflict for 'a'. (Although this merge appears to be unsolvable with git -# currently, git could do a lot better than it currently does with these -# d/f conflicts, which is the purpose of this test.) +# So choice 5 at least provides some kind of conflict for the original case, +# and can merge cleanly as expected with D1 and E3. It also made things just +# slightly funny for merging D1 and e$, where E4 is defined as: +# Commit E4: Merge B & C, modifying 'a' and renaming to 'a2', and deleting 'a/' +# in this case, we'll get a rename/rename(1to2) conflict because a~$UNIQUE +# gets renamed to 'a' in D1 and to 'a2' in E4. But that's better than having +# two files (both 'a' and 'a2') sitting around without the user being notified +# that we could detect they were related and need to be merged. Also, choice +# 5 makes the handling of 'a/file' seem suboptimal. What if we were to merge +# D2 and E4, where D2 is: +# Commit D2: Merge B & C, renaming 'a'->'a2', keeping 'a/file' +# This would result in a clean merge with 'a2' having three-way merged +# contents (good), and deleting 'a/' (bad) -- it doesn't detect the +# conflict in how the different sides treated a/file differently. +# Continuing down the creative route: +# 6: Keep 'a' as 'a~$UNIQUE1' and keep 'a/' as 'a~$UNIQUE2/'; results: +# Merge D1 & E1: rename/delete conflict for 'a' and each path under 'a/'. +# Merge D1 & E3: clean, as expected. +# Merge D1 & E4: rename/rename(1to2) conflict on 'a' vs 'a2'. +# Merge D2 & E4: clean for 'a2', rename/delete for a/file # -# Merge of D & E2 has similar issues for path 'a', but should always result -# in a modify/delete conflict for path 'a/file'. +# Choice 6 could cause rename detection to take longer (providing more targets +# that need to be searched). Also, the conflict message for each path under +# 'a/' might be annoying unless we can detect it at the directory level, print +# it once, and then suppress it for individual filepaths underneath. # -# We run each merge in both directions, to check for directional issues -# with D/F conflict handling. +# +# As of time of writing, git uses choice 5. Directory rename detection and +# rename detection performance improvements might make choice 6 a desirable +# improvement. But we can at least document where we fall short for now... +# +# +# Historically, this testcase also used: +# Commit E2: Merge B & C, deleting 'a' but keeping slightly modified 'a/file' +# The merge of D1 & E2 is very similar to D1 & E1 -- it has similar issues for +# path 'a', but should always result in a modify/delete conflict for path +# 'a/file'. These tests ran the two merges +# D1 & E1 +# D1 & E2 +# in both directions, to check for directional issues with D/F conflict +# handling. Later we added +# D1 & E3 +# D1 & E4 +# D2 & E4 +# for good measure, though we only ran those one way because we had pretty +# good confidence in merge-recursive's directional handling of D/F issues. +# +# Just to summarize all the intermediate merge commits: +# Commit D1: Merge B & C, keeping a and deleting a/ +# Commit D2: Merge B & C, renaming a->a2, keeping a/file +# Commit E1: Merge B & C, deleting a but keeping a/file +# Commit E2: Merge B & C, deleting a but keeping slightly modified a/file +# Commit E3: Merge B & C, keeping modified a, and deleting a/ +# Commit E4: Merge B & C, modifying 'a' and renaming to 'a2', and deleting 'a/' # test_expect_success 'setup differently handled merges of directory/file conflict' ' @@ -395,56 +452,70 @@ test_expect_success 'setup differently handled merges of directory/file conflict git branch B && git checkout -b C && mkdir a && - echo 10 >a/file && + test_write_lines a b c d e f g >a/file && git add a/file && test_tick && git commit -m C && git checkout B && - echo 5 >a && + test_write_lines 1 2 3 4 5 6 7 >a && git add a && test_tick && git commit -m B && git checkout B^0 && - test_must_fail git merge C && - git clean -f && - rm -rf a/ && - echo 5 >a && - git add a && - test_tick && - git commit -m D && - git tag D && + git merge -s ours -m D1 C^0 && + git tag D1 && + + git checkout B^0 && + test_must_fail git merge C^0 && + git clean -fd && + git rm -rf a/ && + git rm a && + git cat-file -p B:a >a2 && + git add a2 && + git commit -m D2 && + git tag D2 && git checkout C^0 && - test_must_fail git merge B && - git clean -f && - git rm --cached a && - echo 10 >a/file && - git add a/file && - test_tick && - git commit -m E1 && + git merge -s ours -m E1 B^0 && git tag E1 && git checkout C^0 && - test_must_fail git merge B && - git clean -f && - git rm --cached a && - printf "10\n11\n" >a/file && + git merge -s ours -m E2 B^0 && + test_write_lines a b c d e f g h >a/file && git add a/file && - test_tick && - git commit -m E2 && - git tag E2 + git commit --amend -C HEAD && + git tag E2 && + + git checkout C^0 && + test_must_fail git merge B^0 && + git clean -fd && + git rm -rf a/ && + test_write_lines 1 2 3 4 5 6 7 8 >a && + git add a && + git commit -m E3 && + git tag E3 && + + git checkout C^0 && + test_must_fail git merge B^0 && + git clean -fd && + git rm -rf a/ && + git rm a && + test_write_lines 1 2 3 4 5 6 7 8 >a2 && + git add a2 && + git commit -m E4 && + git tag E4 ) ' -test_expect_success 'merge of D & E1 fails but has appropriate contents' ' +test_expect_success 'merge of D1 & E1 fails but has appropriate contents' ' test_when_finished "git -C directory-file reset --hard" && test_when_finished "git -C directory-file clean -fdqx" && ( cd directory-file && - git checkout D^0 && + git checkout D1^0 && test_must_fail git merge -s recursive E1^0 && @@ -463,7 +534,7 @@ test_expect_success 'merge of D & E1 fails but has appropriate contents' ' ) ' -test_expect_success 'merge of E1 & D fails but has appropriate contents' ' +test_expect_success 'merge of E1 & D1 fails but has appropriate contents' ' test_when_finished "git -C directory-file reset --hard" && test_when_finished "git -C directory-file clean -fdqx" && ( @@ -471,7 +542,7 @@ test_expect_success 'merge of E1 & D fails but has appropriate contents' ' git checkout E1^0 && - test_must_fail git merge -s recursive D^0 && + test_must_fail git merge -s recursive D1^0 && git ls-files -s >out && test_line_count = 2 out && @@ -488,13 +559,13 @@ test_expect_success 'merge of E1 & D fails but has appropriate contents' ' ) ' -test_expect_success 'merge of D & E2 fails but has appropriate contents' ' +test_expect_success 'merge of D1 & E2 fails but has appropriate contents' ' test_when_finished "git -C directory-file reset --hard" && test_when_finished "git -C directory-file clean -fdqx" && ( cd directory-file && - git checkout D^0 && + git checkout D1^0 && test_must_fail git merge -s recursive E2^0 && @@ -506,16 +577,16 @@ test_expect_success 'merge of D & E2 fails but has appropriate contents' ' test_line_count = 2 out && git rev-parse >expect \ - B:a E2:a/file c:a/file A:ignore-me && + B:a E2:a/file C:a/file A:ignore-me && git rev-parse >actual \ :2:a :3:a/file :1:a/file :0:ignore-me && - test_cmp expect actual + test_cmp expect actual && test_path_is_file a~HEAD ) ' -test_expect_success 'merge of E2 & D fails but has appropriate contents' ' +test_expect_success 'merge of E2 & D1 fails but has appropriate contents' ' test_when_finished "git -C directory-file reset --hard" && test_when_finished "git -C directory-file clean -fdqx" && ( @@ -523,7 +594,7 @@ test_expect_success 'merge of E2 & D fails but has appropriate contents' ' git checkout E2^0 && - test_must_fail git merge -s recursive D^0 && + test_must_fail git merge -s recursive D1^0 && git ls-files -s >out && test_line_count = 4 out && @@ -533,12 +604,87 @@ test_expect_success 'merge of E2 & D fails but has appropriate contents' ' test_line_count = 2 out && git rev-parse >expect \ - B:a E2:a/file c:a/file A:ignore-me && + B:a E2:a/file C:a/file A:ignore-me && git rev-parse >actual \ :3:a :2:a/file :1:a/file :0:ignore-me && + test_cmp expect actual && + + test_path_is_file a~D1^0 + ) +' + +test_expect_success 'merge of D1 & E3 succeeds' ' + test_when_finished "git -C directory-file reset --hard" && + test_when_finished "git -C directory-file clean -fdqx" && + ( + cd directory-file && + + git checkout D1^0 && + + git merge -s recursive E3^0 && + + git ls-files -s >out && + test_line_count = 2 out && + git ls-files -u >out && + test_line_count = 0 out && + git ls-files -o >out && + test_line_count = 1 out && + + git rev-parse >expect \ + A:ignore-me E3:a && + git rev-parse >actual \ + :0:ignore-me :0:a && test_cmp expect actual + ) +' - test_path_is_file a~D^0 +test_expect_success 'merge of D1 & E4 notifies user a and a2 are related' ' + test_when_finished "git -C directory-file reset --hard" && + test_when_finished "git -C directory-file clean -fdqx" && + ( + cd directory-file && + + git checkout D1^0 && + + test_must_fail git merge -s recursive E4^0 && + + git ls-files -s >out && + test_line_count = 4 out && + git ls-files -u >out && + test_line_count = 3 out && + git ls-files -o >out && + test_line_count = 1 out && + + git rev-parse >expect \ + A:ignore-me B:a D1:a E4:a2 && + git rev-parse >actual \ + :0:ignore-me :1:a~Temporary\ merge\ branch\ 2 :2:a :3:a2 && + test_cmp expect actual + ) +' + +test_expect_failure 'merge of D2 & E4 merges a2s & reports conflict for a/file' ' + test_when_finished "git -C directory-file reset --hard" && + test_when_finished "git -C directory-file clean -fdqx" && + ( + cd directory-file && + + git checkout D2^0 && + + test_must_fail git merge -s recursive E4^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 1 out && + git ls-files -o >out && + test_line_count = 1 out && + + git rev-parse >expect \ + A:ignore-me E4:a2 D2:a/file && + git rev-parse >actual \ + :0:ignore-me :0:a2 :2:a/file && + test_cmp expect actual ) ' @@ -805,4 +951,455 @@ test_expect_success 'virtual merge base handles rename/rename(1to2)/add-dest' ' ) ' +# +# criss-cross with modify/modify on a symlink: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: simple simlink fickle->lagoon +# Commit B: redirect fickle->disneyland +# Commit C: redirect fickle->home +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious modify/modify conflict for the symlink 'fickle'. Can +# git detect it? + +test_expect_success 'setup symlink modify/modify' ' + test_create_repo symlink-modify-modify && + ( + cd symlink-modify-modify && + + test_ln_s_add lagoon fickle && + git commit -m A && + git tag A && + + git checkout -b B A && + git rm fickle && + test_ln_s_add disneyland fickle && + git commit -m B && + + git checkout -b C A && + git rm fickle && + test_ln_s_add home fickle && + git add fickle && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check symlink modify/modify' ' + ( + cd symlink-modify-modify && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 3 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + +# +# criss-cross with add/add of a symlink: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: No symlink or path exists yet +# Commit B: set up symlink: fickle->disneyland +# Commit C: set up symlink: fickle->home +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious add/add conflict for the symlink 'fickle'. Can +# git detect it? + +test_expect_success 'setup symlink add/add' ' + test_create_repo symlink-add-add && + ( + cd symlink-add-add && + + touch ignoreme && + git add ignoreme && + git commit -m A && + git tag A && + + git checkout -b B A && + test_ln_s_add disneyland fickle && + git commit -m B && + + git checkout -b C A && + test_ln_s_add home fickle && + git add fickle && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check symlink add/add' ' + ( + cd symlink-add-add && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 2 out && + git ls-files -u >out && + test_line_count = 2 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + +# +# criss-cross with modify/modify on a submodule: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: simple submodule repo +# Commit B: update repo +# Commit C: update repo differently +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious modify/modify conflict for the submodule 'repo'. Can +# git detect it? + +test_expect_success 'setup submodule modify/modify' ' + test_create_repo submodule-modify-modify && + ( + cd submodule-modify-modify && + + test_create_repo submod && + ( + cd submod && + touch file-A && + git add file-A && + git commit -m A && + git tag A && + + git checkout -b B A && + touch file-B && + git add file-B && + git commit -m B && + git tag B && + + git checkout -b C A && + touch file-C && + git add file-C && + git commit -m C && + git tag C + ) && + + git -C submod reset --hard A && + git add submod && + git commit -m A && + git tag A && + + git checkout -b B A && + git -C submod reset --hard B && + git add submod && + git commit -m B && + + git checkout -b C A && + git -C submod reset --hard C && + git add submod && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check submodule modify/modify' ' + ( + cd submodule-modify-modify && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 3 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + +# +# criss-cross with add/add on a submodule: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: nothing of note +# Commit B: introduce submodule repo +# Commit C: introduce submodule repo at different commit +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious add/add conflict for the submodule 'repo'. Can +# git detect it? + +test_expect_success 'setup submodule add/add' ' + test_create_repo submodule-add-add && + ( + cd submodule-add-add && + + test_create_repo submod && + ( + cd submod && + touch file-A && + git add file-A && + git commit -m A && + git tag A && + + git checkout -b B A && + touch file-B && + git add file-B && + git commit -m B && + git tag B && + + git checkout -b C A && + touch file-C && + git add file-C && + git commit -m C && + git tag C + ) && + + touch irrelevant-file && + git add irrelevant-file && + git commit -m A && + git tag A && + + git checkout -b B A && + git -C submod reset --hard B && + git add submod && + git commit -m B && + + git checkout -b C A && + git -C submod reset --hard C && + git add submod && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check submodule add/add' ' + ( + cd submodule-add-add && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 2 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + +# +# criss-cross with conflicting entry types: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: nothing of note +# Commit B: introduce submodule 'path' +# Commit C: introduce symlink 'path' +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious add/add conflict for 'path'. Can git detect it? + +test_expect_success 'setup conflicting entry types (submodule vs symlink)' ' + test_create_repo submodule-symlink-add-add && + ( + cd submodule-symlink-add-add && + + test_create_repo path && + ( + cd path && + touch file-B && + git add file-B && + git commit -m B && + git tag B + ) && + + touch irrelevant-file && + git add irrelevant-file && + git commit -m A && + git tag A && + + git checkout -b B A && + git -C path reset --hard B && + git add path && + git commit -m B && + + git checkout -b C A && + rm -rf path/ && + test_ln_s_add irrelevant-file path && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check conflicting entry types (submodule vs symlink)' ' + ( + cd submodule-symlink-add-add && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 2 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + +# +# criss-cross with regular files that have conflicting modes: +# +# B D +# o---o +# / \ / \ +# A o X ? F +# \ / \ / +# o---o +# C E +# +# Commit A: nothing of note +# Commit B: introduce file source_me.bash, not executable +# Commit C: introduce file source_me.bash, executable +# Commit D: merge B&C, resolving in favor of B +# Commit E: merge B&C, resolving in favor of C +# +# This is an obvious add/add mode conflict. Can git detect it? + +test_expect_success 'setup conflicting modes for regular file' ' + test_create_repo regular-file-mode-conflict && + ( + cd regular-file-mode-conflict && + + touch irrelevant-file && + git add irrelevant-file && + git commit -m A && + git tag A && + + git checkout -b B A && + echo "command_to_run" >source_me.bash && + git add source_me.bash && + git commit -m B && + + git checkout -b C A && + echo "command_to_run" >source_me.bash && + git add source_me.bash && + test_chmod +x source_me.bash && + git commit -m C && + + git checkout -q B^0 && + git merge -s ours -m D C^0 && + git tag D && + + git checkout -q C^0 && + git merge -s ours -m E B^0 && + git tag E + ) +' + +test_expect_failure 'check conflicting modes for regular file' ' + ( + cd regular-file-mode-conflict && + + git checkout D^0 && + + test_must_fail git merge -s recursive E^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 2 out && + git ls-files -o >out && + test_line_count = 1 out + ) +' + test_done diff --git a/t/t6042-merge-rename-corner-cases.sh b/t/t6042-merge-rename-corner-cases.sh index 1cbd946fc2..07dd09d985 100755 --- a/t/t6042-merge-rename-corner-cases.sh +++ b/t/t6042-merge-rename-corner-cases.sh @@ -352,7 +352,7 @@ test_expect_success 'rename/directory conflict + content merge conflict' ' base:file left-conflict:newfile right:file && git rev-parse >actual \ :1:newfile :2:newfile :3:newfile && - test_cmp expect actual + test_cmp expect actual && test_path_is_file newfile/realfile && test_path_is_file newfile~HEAD @@ -580,7 +580,7 @@ test_expect_failure 'detect conflict with rename/rename(1to2)/add-source merge' C:a A:a B:b C:C && git rev-parse >actual \ :3:a :1:a :2:b :3:c && - test_cmp expect actual + test_cmp expect actual && test_path_is_file a && test_path_is_file b && @@ -680,17 +680,262 @@ test_expect_success 'rename/rename/add-dest merge still knows about conflicting A:a C:b B:b C:c B:c && git rev-parse >actual \ :1:a :2:b :3:b :2:c :3:c && - test_cmp expect actual + test_cmp expect actual && git rev-parse >expect \ C:c B:c C:b B:b && git hash-object >actual \ c~HEAD c~B\^0 b~HEAD b~B\^0 && - test_cmp expect actual + test_cmp expect actual && test_path_is_missing b && test_path_is_missing c ) ' +# Testcase rad, rename/add/delete +# Commit O: foo +# Commit A: rm foo, add different bar +# Commit B: rename foo->bar +# Expected: CONFLICT (rename/add/delete), two-way merged bar + +test_expect_success 'rad-setup: rename/add/delete conflict' ' + test_create_repo rad && + ( + cd rad && + echo "original file" >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git rm foo && + echo "different file" >bar && + git add bar && + git commit -m "Remove foo, add bar" && + + git checkout B && + git mv foo bar && + git commit -m "rename foo to bar" + ) +' + +test_expect_failure 'rad-check: rename/add/delete conflict' ' + ( + cd rad && + + git checkout B^0 && + test_must_fail git merge -s recursive A^0 >out 2>err && + + # Not sure whether the output should contain just one + # "CONFLICT (rename/add/delete)" line, or if it should break + # it into a pair of "CONFLICT (rename/delete)" and + # "CONFLICT (rename/add)"; allow for either. + test_i18ngrep "CONFLICT (rename.*add)" out && + test_i18ngrep "CONFLICT (rename.*delete)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 2 file_count && + git ls-files -u >file_count && + test_line_count = 2 file_count && + git ls-files -o >file_count && + test_line_count = 2 file_count && + + git rev-parse >actual \ + :2:bar :3:bar && + git rev-parse >expect \ + B:bar A:bar && + + test_cmp file_is_missing foo && + # bar should have two-way merged contents of the different + # versions of bar; check that content from both sides is + # present. + grep original bar && + grep different bar + ) +' + +# Testcase rrdd, rename/rename(2to1)/delete/delete +# Commit O: foo, bar +# Commit A: rename foo->baz, rm bar +# Commit B: rename bar->baz, rm foo +# Expected: CONFLICT (rename/rename/delete/delete), two-way merged baz + +test_expect_success 'rrdd-setup: rename/rename(2to1)/delete/delete conflict' ' + test_create_repo rrdd && + ( + cd rrdd && + echo foo >foo && + echo bar >bar && + git add foo bar && + git commit -m O && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git mv foo baz && + git rm bar && + git commit -m "Rename foo, remove bar" && + + git checkout B && + git mv bar baz && + git rm foo && + git commit -m "Rename bar, remove foo" + ) +' + +test_expect_failure 'rrdd-check: rename/rename(2to1)/delete/delete conflict' ' + ( + cd rrdd && + + git checkout A^0 && + test_must_fail git merge -s recursive B^0 >out 2>err && + + # Not sure whether the output should contain just one + # "CONFLICT (rename/rename/delete/delete)" line, or if it + # should break it into three: "CONFLICT (rename/rename)" and + # two "CONFLICT (rename/delete)" lines; allow for either. + test_i18ngrep "CONFLICT (rename/rename)" out && + test_i18ngrep "CONFLICT (rename.*delete)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 2 file_count && + git ls-files -u >file_count && + test_line_count = 2 file_count && + git ls-files -o >file_count && + test_line_count = 2 file_count && + + git rev-parse >actual \ + :2:baz :3:baz && + git rev-parse >expect \ + O:foo O:bar && + + test_cmp file_is_missing foo && + test_cmp file_is_missing bar && + # baz should have two-way merged contents of the original + # contents of foo and bar; check that content from both sides + # is present. + grep foo baz && + grep bar baz + ) +' + +# Testcase mod6, chains of rename/rename(1to2) and rename/rename(2to1) +# Commit O: one, three, five +# Commit A: one->two, three->four, five->six +# Commit B: one->six, three->two, five->four +# Expected: six CONFLICT(rename/rename) messages, each path in two of the +# multi-way merged contents found in two, four, six + +test_expect_success 'mod6-setup: chains of rename/rename(1to2) and rename/rename(2to1)' ' + test_create_repo mod6 && + ( + cd mod6 && + test_seq 11 19 >one && + test_seq 31 39 >three && + test_seq 51 59 >five && + git add . && + test_tick && + git commit -m "O" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_seq 10 19 >one && + echo 40 >>three && + git add one three && + git mv one two && + git mv three four && + git mv five six && + test_tick && + git commit -m "A" && + + git checkout B && + echo 20 >>one && + echo forty >>three && + echo 60 >>five && + git add one three five && + git mv one six && + git mv three two && + git mv five four && + test_tick && + git commit -m "B" + ) +' + +test_expect_failure 'mod6-check: chains of rename/rename(1to2) and rename/rename(2to1)' ' + ( + cd mod6 && + + git checkout A^0 && + + test_must_fail git merge -s recursive B^0 >out 2>err && + + test_i18ngrep "CONFLICT (rename/rename)" out && + test_must_be_empty err && + + git ls-files -s >file_count && + test_line_count = 6 file_count && + git ls-files -u >file_count && + test_line_count = 6 file_count && + git ls-files -o >file_count && + test_line_count = 3 file_count && + + test_seq 10 20 >merged-one && + test_seq 51 60 >merged-five && + # Determine what the merge of three would give us. + test_seq 30 40 >three-side-A && + test_seq 31 39 >three-side-B && + echo forty >three-side-B && + >empty && + test_must_fail git merge-file \ + -L "HEAD" \ + -L "" \ + -L "B^0" \ + three-side-A empty three-side-B && + sed -e "s/^\([<=>]\)/\1\1\1/" three-side-A >merged-three && + + # Verify the index is as expected + git rev-parse >actual \ + :2:two :3:two \ + :2:four :3:four \ + :2:six :3:six && + git hash-object >expect \ + merged-one merged-three \ + merged-three merged-five \ + merged-five merged-one && + test_cmp expect actual && + + git cat-file -p :2:two >expect && + git cat-file -p :3:two >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect two && + + git cat-file -p :2:four >expect && + git cat-file -p :3:four >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect four && + + git cat-file -p :2:six >expect && + git cat-file -p :3:six >other && + test_must_fail git merge-file \ + -L "HEAD" -L "" -L "B^0" \ + expect empty other && + test_cmp expect six + ) +' + test_done diff --git a/t/t6043-merge-rename-directories.sh b/t/t6043-merge-rename-directories.sh index 2e28f2908d..4a71f17edd 100755 --- a/t/t6043-merge-rename-directories.sh +++ b/t/t6043-merge-rename-directories.sh @@ -3583,7 +3583,7 @@ test_expect_success '11d-check: Avoid losing not-uptodate with rename + D/F conf grep -q stuff z/c && test_seq 1 10 >expected && echo stuff >>expected && - test_cmp expected z/c + test_cmp expected z/c && git ls-files -s >out && test_line_count = 4 out && diff --git a/t/t6044-merge-unrelated-index-changes.sh b/t/t6044-merge-unrelated-index-changes.sh index 23b86fb977..5e3779ebc9 100755 --- a/t/t6044-merge-unrelated-index-changes.sh +++ b/t/t6044-merge-unrelated-index-changes.sh @@ -82,7 +82,8 @@ test_expect_success 'ff update, important file modified' ' touch subdir/e && git add subdir/e && - test_must_fail git merge E^0 + test_must_fail git merge E^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'resolve, trivial' ' @@ -91,7 +92,8 @@ test_expect_success 'resolve, trivial' ' touch random_file && git add random_file && - test_must_fail git merge -s resolve C^0 + test_must_fail git merge -s resolve C^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'resolve, non-trivial' ' @@ -100,7 +102,8 @@ test_expect_success 'resolve, non-trivial' ' touch random_file && git add random_file && - test_must_fail git merge -s resolve D^0 + test_must_fail git merge -s resolve D^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'recursive' ' @@ -109,7 +112,8 @@ test_expect_success 'recursive' ' touch random_file && git add random_file && - test_must_fail git merge -s recursive C^0 + test_must_fail git merge -s recursive C^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'recursive, when merge branch matches merge base' ' @@ -118,7 +122,45 @@ test_expect_success 'recursive, when merge branch matches merge base' ' touch random_file && git add random_file && - test_must_fail git merge -s recursive F^0 + test_must_fail git merge -s recursive F^0 && + test_path_is_missing .git/MERGE_HEAD +' + +test_expect_success 'merge-recursive, when index==head but head!=HEAD' ' + git reset --hard && + git checkout C^0 && + + # Make index match B + git diff C B -- | git apply --cached && + # Merge B & F, with B as "head" + git merge-recursive A -- B F > out && + test_i18ngrep "Already up to date" out +' + +test_expect_success 'recursive, when file has staged changes not matching HEAD nor what a merge would give' ' + git reset --hard && + git checkout B^0 && + + mkdir subdir && + test_seq 1 10 >subdir/a && + git add subdir/a && + + # We have staged changes; merge should error out + test_must_fail git merge -s recursive E^0 2>err && + test_i18ngrep "changes to the following files would be overwritten" err +' + +test_expect_success 'recursive, when file has staged changes matching what a merge would give' ' + git reset --hard && + git checkout B^0 && + + mkdir subdir && + test_seq 1 11 >subdir/a && + git add subdir/a && + + # We have staged changes; merge should error out + test_must_fail git merge -s recursive E^0 2>err && + test_i18ngrep "changes to the following files would be overwritten" err ' test_expect_success 'octopus, unrelated file touched' ' @@ -127,7 +169,8 @@ test_expect_success 'octopus, unrelated file touched' ' touch random_file && git add random_file && - test_must_fail git merge C^0 D^0 + test_must_fail git merge C^0 D^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'octopus, related file removed' ' @@ -136,7 +179,8 @@ test_expect_success 'octopus, related file removed' ' git rm b && - test_must_fail git merge C^0 D^0 + test_must_fail git merge C^0 D^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'octopus, related file modified' ' @@ -145,7 +189,8 @@ test_expect_success 'octopus, related file modified' ' echo 12 >>a && git add a && - test_must_fail git merge C^0 D^0 + test_must_fail git merge C^0 D^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'ours' ' @@ -154,7 +199,8 @@ test_expect_success 'ours' ' touch random_file && git add random_file && - test_must_fail git merge -s ours C^0 + test_must_fail git merge -s ours C^0 && + test_path_is_missing .git/MERGE_HEAD ' test_expect_success 'subtree' ' @@ -163,7 +209,8 @@ test_expect_success 'subtree' ' touch random_file && git add random_file && - test_must_fail git merge -s subtree E^0 + test_must_fail git merge -s subtree E^0 && + test_path_is_missing .git/MERGE_HEAD ' test_done diff --git a/t/t6046-merge-skip-unneeded-updates.sh b/t/t6046-merge-skip-unneeded-updates.sh index fcefffcaec..38e24f787c 100755 --- a/t/t6046-merge-skip-unneeded-updates.sh +++ b/t/t6046-merge-skip-unneeded-updates.sh @@ -366,7 +366,9 @@ test_expect_success '2c-check: Modify b & add c VS rename b->c' ' git checkout A^0 && - GIT_MERGE_VERBOSITY=3 test_must_fail git merge -s recursive B^0 >out 2>err && + GIT_MERGE_VERBOSITY=3 && + export GIT_MERGE_VERBOSITY && + test_must_fail git merge -s recursive B^0 >out 2>err && test_i18ngrep "CONFLICT (rename/add): Rename b->c" out && test_i18ngrep ! "Skipped c" out && diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh index 48379aa0ee..e0496da812 100755 --- a/t/t6300-for-each-ref.sh +++ b/t/t6300-for-each-ref.sh @@ -795,4 +795,15 @@ test_expect_success ':remotename and :remoteref' ' ) ' +test_expect_success 'for-each-ref --ignore-case ignores case' ' + >expect && + git for-each-ref --format="%(refname)" refs/heads/MASTER >actual && + test_cmp expect actual && + + echo refs/heads/master >expect && + git for-each-ref --format="%(refname)" --ignore-case \ + refs/heads/MASTER >actual && + test_cmp expect actual +' + test_done diff --git a/t/t7001-mv.sh b/t/t7001-mv.sh index cc3fd2baf2..9e59e5a5dd 100755 --- a/t/t7001-mv.sh +++ b/t/t7001-mv.sh @@ -509,7 +509,7 @@ test_expect_success 'moving nested submodules' ' touch nested_level1 && git init && git add . && - git commit -m "nested level 1" + git commit -m "nested level 1" && git submodule add ../sub_nested_nested && git commit -m "add nested level 2" ) && diff --git a/t/t7105-reset-patch.sh b/t/t7105-reset-patch.sh index 98b7d7b969..bd10a96727 100755 --- a/t/t7105-reset-patch.sh +++ b/t/t7105-reset-patch.sh @@ -19,20 +19,20 @@ test_expect_success PERL 'setup' ' test_expect_success PERL 'saying "n" does nothing' ' set_and_save_state dir/foo work work && - (echo n; echo n) | git reset -p && + test_write_lines n n | git reset -p && verify_saved_state dir/foo && verify_saved_state bar ' test_expect_success PERL 'git reset -p' ' - (echo n; echo y) | git reset -p >output && + test_write_lines n y | git reset -p >output && verify_state dir/foo work head && verify_saved_state bar && test_i18ngrep "Unstage" output ' test_expect_success PERL 'git reset -p HEAD^' ' - (echo n; echo y) | git reset -p HEAD^ >output && + test_write_lines n y | git reset -p HEAD^ >output && verify_state dir/foo work parent && verify_saved_state bar && test_i18ngrep "Apply" output @@ -45,20 +45,20 @@ test_expect_success PERL 'git reset -p HEAD^' ' test_expect_success PERL 'git reset -p dir' ' set_state dir/foo work work && - (echo y; echo n) | git reset -p dir && + test_write_lines y n | git reset -p dir && verify_state dir/foo work head && verify_saved_state bar ' test_expect_success PERL 'git reset -p -- foo (inside dir)' ' set_state dir/foo work work && - (echo y; echo n) | (cd dir && git reset -p -- foo) && + test_write_lines y n | (cd dir && git reset -p -- foo) && verify_state dir/foo work head && verify_saved_state bar ' test_expect_success PERL 'git reset -p HEAD^ -- dir' ' - (echo y; echo n) | git reset -p HEAD^ -- dir && + test_write_lines y n | git reset -p HEAD^ -- dir && verify_state dir/foo work parent && verify_saved_state bar ' diff --git a/t/t7201-co.sh b/t/t7201-co.sh index ab9da61da3..94cb039a03 100755 --- a/t/t7201-co.sh +++ b/t/t7201-co.sh @@ -528,10 +528,10 @@ test_expect_success 'checkout with --merge' ' cat sample >filf && git checkout -m -- fild file filf && ( - echo "<<<<<<< ours" - echo ourside - echo "=======" - echo theirside + echo "<<<<<<< ours" && + echo ourside && + echo "=======" && + echo theirside && echo ">>>>>>> theirs" ) >merged && test_cmp expect fild && @@ -549,12 +549,12 @@ test_expect_success 'checkout with --merge, in diff3 -m style' ' cat sample >filf && git checkout -m -- fild file filf && ( - echo "<<<<<<< ours" - echo ourside - echo "||||||| base" - echo original - echo "=======" - echo theirside + echo "<<<<<<< ours" && + echo ourside && + echo "||||||| base" && + echo original && + echo "=======" && + echo theirside && echo ">>>>>>> theirs" ) >merged && test_cmp expect fild && @@ -572,10 +572,10 @@ test_expect_success 'checkout --conflict=merge, overriding config' ' cat sample >filf && git checkout --conflict=merge -- fild file filf && ( - echo "<<<<<<< ours" - echo ourside - echo "=======" - echo theirside + echo "<<<<<<< ours" && + echo ourside && + echo "=======" && + echo theirside && echo ">>>>>>> theirs" ) >merged && test_cmp expect fild && @@ -593,12 +593,12 @@ test_expect_success 'checkout --conflict=diff3' ' cat sample >filf && git checkout --conflict=diff3 -- fild file filf && ( - echo "<<<<<<< ours" - echo ourside - echo "||||||| base" - echo original - echo "=======" - echo theirside + echo "<<<<<<< ours" && + echo ourside && + echo "||||||| base" && + echo original && + echo "=======" && + echo theirside && echo ">>>>>>> theirs" ) >merged && test_cmp expect fild && @@ -673,7 +673,6 @@ test_expect_success 'custom merge driver with checkout -m' ' do grep $t arm || exit 1 done - exit 0 ) && mv arm expect && diff --git a/t/t7301-clean-interactive.sh b/t/t7301-clean-interactive.sh index 1bf9789c8a..a07e8b86de 100755 --- a/t/t7301-clean-interactive.sh +++ b/t/t7301-clean-interactive.sh @@ -107,7 +107,7 @@ test_expect_success 'git clean -id (filter all)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo f; echo "*"; echo; echo c) | \ + test_write_lines f "*" "" c | git clean -id && test -f Makefile && test -f README && @@ -129,7 +129,7 @@ test_expect_success 'git clean -id (filter patterns)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo f; echo "part3.* *.out"; echo; echo c) | \ + test_write_lines f "part3.* *.out" "" c | git clean -id && test -f Makefile && test -f README && @@ -151,7 +151,7 @@ test_expect_success 'git clean -id (filter patterns 2)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo f; echo "* !*.out"; echo; echo c) | \ + test_write_lines f "* !*.out" "" c | git clean -id && test -f Makefile && test -f README && @@ -173,7 +173,7 @@ test_expect_success 'git clean -id (select - all)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo "*"; echo; echo c) | \ + test_write_lines s "*" "" c | git clean -id && test -f Makefile && test -f README && @@ -195,7 +195,7 @@ test_expect_success 'git clean -id (select - none)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo; echo c) | \ + test_write_lines s "" c | git clean -id && test -f Makefile && test -f README && @@ -217,7 +217,7 @@ test_expect_success 'git clean -id (select - number)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo 3; echo; echo c) | \ + test_write_lines s 3 "" c | git clean -id && test -f Makefile && test -f README && @@ -239,7 +239,7 @@ test_expect_success 'git clean -id (select - number 2)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo 2 3; echo 5; echo; echo c) | \ + test_write_lines s "2 3" 5 "" c | git clean -id && test -f Makefile && test -f README && @@ -261,7 +261,7 @@ test_expect_success 'git clean -id (select - number 3)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo 3,4 5; echo; echo c) | \ + test_write_lines s "3,4 5" "" c | git clean -id && test -f Makefile && test -f README && @@ -282,7 +282,7 @@ test_expect_success 'git clean -id (select - filenames)' ' mkdir -p build docs && touch a.out foo.txt bar.txt baz.txt && - (echo s; echo a.out fo ba bar; echo; echo c) | \ + test_write_lines s "a.out fo ba bar" "" c | git clean -id && test -f Makefile && test ! -f a.out && @@ -298,7 +298,7 @@ test_expect_success 'git clean -id (select - range)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo 1,3-4; echo 2; echo; echo c) | \ + test_write_lines s "1,3-4" 2 "" c | git clean -id && test -f Makefile && test -f README && @@ -320,7 +320,7 @@ test_expect_success 'git clean -id (select - range 2)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo 4- 1; echo; echo c) | \ + test_write_lines s "4- 1" "" c | git clean -id && test -f Makefile && test -f README && @@ -342,7 +342,7 @@ test_expect_success 'git clean -id (inverse select)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo s; echo "*"; echo -5- 1 -2; echo; echo c) | \ + test_write_lines s "*" "-5- 1 -2" "" c | git clean -id && test -f Makefile && test -f README && @@ -364,7 +364,7 @@ test_expect_success 'git clean -id (ask)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo a; echo Y; echo y; echo no; echo yes; echo bad; echo) | \ + test_write_lines a Y y no yes bad "" | git clean -id && test -f Makefile && test -f README && @@ -386,7 +386,7 @@ test_expect_success 'git clean -id (ask - Ctrl+D)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (echo a; echo Y; echo no; echo yes; echo "\04") | \ + test_write_lines a Y no yes "\04" | git clean -id && test -f Makefile && test -f README && @@ -408,8 +408,8 @@ test_expect_success 'git clean -id with prefix and path (filter)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (cd build/ && \ - (echo f; echo "docs"; echo "*.h"; echo ; echo c) | \ + (cd build/ && + test_write_lines f docs "*.h" "" c | git clean -id ..) && test -f Makefile && test -f README && @@ -431,9 +431,8 @@ test_expect_success 'git clean -id with prefix and path (select by name)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (cd build/ && \ - (echo s; echo "../docs/"; echo "../src/part3.c"; \ - echo "../src/part4.c"; echo; echo c) | \ + (cd build/ && + test_write_lines s ../docs/ ../src/part3.c ../src/part4.c "" c | git clean -id ..) && test -f Makefile && test -f README && @@ -455,8 +454,8 @@ test_expect_success 'git clean -id with prefix and path (ask)' ' mkdir -p build docs && touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && - (cd build/ && \ - (echo a; echo Y; echo y; echo no; echo yes; echo bad; echo) | \ + (cd build/ && + test_write_lines a Y y no yes bad "" | git clean -id ..) && test -f Makefile && test -f README && diff --git a/t/t7400-submodule-basic.sh b/t/t7400-submodule-basic.sh index 48fd14fae6..2c2c97e144 100755 --- a/t/t7400-submodule-basic.sh +++ b/t/t7400-submodule-basic.sh @@ -171,12 +171,13 @@ test_expect_success 'submodule add to .gitignored path with --force' ' test_expect_success 'submodule add to reconfigure existing submodule with --force' ' ( cd addtest-ignore && - git submodule add --force bogus-url submod && - git submodule add -b initial "$submodurl" submod-branch && - test "bogus-url" = "$(git config -f .gitmodules submodule.submod.url)" && - test "bogus-url" = "$(git config submodule.submod.url)" && + bogus_url="$(pwd)/bogus-url" && + git submodule add --force "$bogus_url" submod && + git submodule add --force -b initial "$submodurl" submod-branch && + test "$bogus_url" = "$(git config -f .gitmodules submodule.submod.url)" && + test "$bogus_url" = "$(git config submodule.submod.url)" && # Restore the url - git submodule add --force "$submodurl" submod + git submodule add --force "$submodurl" submod && test "$submodurl" = "$(git config -f .gitmodules submodule.submod.url)" && test "$submodurl" = "$(git config submodule.submod.url)" ) @@ -818,7 +819,7 @@ test_expect_success '../bar/a/b/c works with relative local path - ../foo/bar.gi cp pristine-.git-config .git/config && cp pristine-.gitmodules .gitmodules && mkdir -p a/b/c && - (cd a/b/c; git init) && + (cd a/b/c && git init) && git config remote.origin.url ../foo/bar.git && git submodule add ../bar/a/b/c ./a/b/c && git submodule init && diff --git a/t/t7405-submodule-merge.sh b/t/t7405-submodule-merge.sh index 7bfb2f498d..7855bd8648 100755 --- a/t/t7405-submodule-merge.sh +++ b/t/t7405-submodule-merge.sh @@ -279,4 +279,177 @@ test_expect_success 'recursive merge with submodule' ' grep "$(cat expect3)" actual > /dev/null) ' +# File/submodule conflict +# Commit O: <empty> +# Commit A: path (submodule) +# Commit B: path +# Expected: path/ is submodule and file contents for B's path are somewhere + +test_expect_success 'setup file/submodule conflict' ' + test_create_repo file-submodule && + ( + cd file-submodule && + + git commit --allow-empty -m O && + + git branch A && + git branch B && + + git checkout B && + echo content >path && + git add path && + git commit -m B && + + git checkout A && + test_create_repo path && + test_commit -C path world && + git submodule add ./path && + git commit -m A + ) +' + +test_expect_failure 'file/submodule conflict' ' + test_when_finished "git -C file-submodule reset --hard" && + ( + cd file-submodule && + + git checkout A^0 && + test_must_fail git merge B^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 2 out && + + # path/ is still a submodule + test_path_is_dir path/.git && + + # There is a submodule at "path", so B:path cannot be written + # there. We expect it to be written somewhere in the same + # directory, though, so just grep for its content in all + # files, and ignore "grep: path: Is a directory" message + echo Checking if contents from B:path showed up anywhere && + grep -q content * 2>/dev/null + ) +' + +test_expect_success 'file/submodule conflict; merge --abort works afterward' ' + test_when_finished "git -C file-submodule reset --hard" && + ( + cd file-submodule && + + git checkout A^0 && + test_must_fail git merge B^0 >out 2>err && + + test_path_is_file .git/MERGE_HEAD && + git merge --abort + ) +' + +# Directory/submodule conflict +# Commit O: <empty> +# Commit A: path (submodule), with sole tracked file named 'world' +# Commit B1: path/file +# Commit B2: path/world +# +# Expected from merge of A & B1: +# Contents under path/ from commit B1 are renamed elsewhere; we do not +# want to write files from one of our tracked directories into a submodule +# +# Expected from merge of A & B2: +# Similar to last merge, but with a slight twist: we don't want paths +# under the submodule to be treated as untracked or in the way. + +test_expect_success 'setup directory/submodule conflict' ' + test_create_repo directory-submodule && + ( + cd directory-submodule && + + git commit --allow-empty -m O && + + git branch A && + git branch B1 && + git branch B2 && + + git checkout B1 && + mkdir path && + echo contents >path/file && + git add path/file && + git commit -m B1 && + + git checkout B2 && + mkdir path && + echo contents >path/world && + git add path/world && + git commit -m B2 && + + git checkout A && + test_create_repo path && + test_commit -C path hello world && + git submodule add ./path && + git commit -m A + ) +' + +test_expect_failure 'directory/submodule conflict; keep submodule clean' ' + test_when_finished "git -C directory-submodule reset --hard" && + ( + cd directory-submodule && + + git checkout A^0 && + test_must_fail git merge B1^0 && + + git ls-files -s >out && + test_line_count = 3 out && + git ls-files -u >out && + test_line_count = 1 out && + + # path/ is still a submodule + test_path_is_dir path/.git && + + echo Checking if contents from B1:path/file showed up && + # Would rather use grep -r, but that is GNU extension... + git ls-files -co | xargs grep -q contents 2>/dev/null && + + # However, B1:path/file should NOT have shown up at path/file, + # because we should not write into the submodule + test_path_is_missing path/file + ) +' + +test_expect_failure 'directory/submodule conflict; should not treat submodule files as untracked or in the way' ' + test_when_finished "git -C directory-submodule/path reset --hard" && + test_when_finished "git -C directory-submodule reset --hard" && + ( + cd directory-submodule && + + git checkout A^0 && + test_must_fail git merge B2^0 >out 2>err && + + # We do not want files within the submodule to prevent the + # merge from starting; we should not be writing to such paths + # anyway. + test_i18ngrep ! "refusing to lose untracked file at" err + ) +' + +test_expect_failure 'directory/submodule conflict; merge --abort works afterward' ' + test_when_finished "git -C directory-submodule/path reset --hard" && + test_when_finished "git -C directory-submodule reset --hard" && + ( + cd directory-submodule && + + git checkout A^0 && + test_must_fail git merge B2^0 && + test_path_is_file .git/MERGE_HEAD && + + # merge --abort should succeed, should clear .git/MERGE_HEAD, + # and should not leave behind any conflicted files + git merge --abort && + test_path_is_missing .git/MERGE_HEAD && + git ls-files -u >conflicts && + test_must_be_empty conflicts + ) +' + test_done diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh index 9e0d31700e..f604ef7a72 100755 --- a/t/t7406-submodule-update.sh +++ b/t/t7406-submodule-update.sh @@ -865,9 +865,9 @@ test_expect_success 'submodule update places git-dir in superprojects git-dir re (cd submodule/subsubmodule && git log > ../../expected ) && - (cd .git/modules/submodule/modules/subsubmodule + (cd .git/modules/submodule/modules/subsubmodule && git log > ../../../../../actual - ) + ) && test_cmp actual expected ) ' @@ -886,7 +886,7 @@ test_expect_success 'submodule update properly revives a moved submodule' ' git commit -am "pre move" && H2=$(git rev-parse --short HEAD) && git status | sed "s/$H/XXX/" >expect && - H=$(cd submodule2; git rev-parse HEAD) && + H=$(cd submodule2 && git rev-parse HEAD) && git rm --cached submodule2 && rm -rf submodule2 && mkdir -p "moved/sub module" && diff --git a/t/t7408-submodule-reference.sh b/t/t7408-submodule-reference.sh index 08d9add05e..34ac28c056 100755 --- a/t/t7408-submodule-reference.sh +++ b/t/t7408-submodule-reference.sh @@ -148,7 +148,7 @@ test_expect_success 'preparing second superproject with a nested submodule plus cd supersuper && echo "I am super super." >file && git add file && - git commit -m B-super-super-initial + git commit -m B-super-super-initial && git submodule add "file://$base_dir/super" subwithsub && git commit -m B-super-super-added && git submodule update --init --recursive && diff --git a/t/t7415-submodule-names.sh b/t/t7415-submodule-names.sh index b68c5f5e85..293e2e1963 100755 --- a/t/t7415-submodule-names.sh +++ b/t/t7415-submodule-names.sh @@ -176,4 +176,19 @@ test_expect_success 'fsck detects non-blob .gitmodules' ' ) ' +test_expect_success 'fsck detects corrupt .gitmodules' ' + git init corrupt && + ( + cd corrupt && + + echo "[broken" >.gitmodules && + git add .gitmodules && + git commit -m "broken gitmodules" && + + git fsck 2>output && + grep gitmodulesParse output && + test_i18ngrep ! "bad config" output + ) +' + test_done diff --git a/t/t7501-commit.sh b/t/t7501-commit.sh index 9dbbd01fc0..51646d8019 100755 --- a/t/t7501-commit.sh +++ b/t/t7501-commit.sh @@ -47,7 +47,7 @@ test_expect_success 'paths and -a do not mix' ' test_expect_success PERL 'can use paths with --interactive' ' echo bong-o-bong >file && # 2: update, 1:st path, that is all, 7: quit - ( echo 2; echo 1; echo; echo 7 ) | + test_write_lines 2 1 "" 7 | git commit -m foo --interactive file && git reset --hard HEAD^ ' @@ -293,7 +293,7 @@ test_expect_success PERL 'interactive add' ' test_expect_success PERL "commit --interactive doesn't change index if editor aborts" ' echo zoo >file && test_must_fail git diff --exit-code >diff1 && - (echo u ; echo "*" ; echo q) | + test_write_lines u "*" q | ( EDITOR=: && export EDITOR && @@ -411,8 +411,8 @@ test_expect_success 'sign off (1)' ' git commit -s -m "thank you" && git cat-file commit HEAD | sed -e "1,/^\$/d" >actual && ( - echo thank you - echo + echo thank you && + echo && git var GIT_COMMITTER_IDENT | sed -e "s/>.*/>/" -e "s/^/Signed-off-by: /" ) >expected && @@ -430,9 +430,9 @@ test_expect_success 'sign off (2)' ' $existing" && git cat-file commit HEAD | sed -e "1,/^\$/d" >actual && ( - echo thank you - echo - echo $existing + echo thank you && + echo && + echo $existing && git var GIT_COMMITTER_IDENT | sed -e "s/>.*/>/" -e "s/^/Signed-off-by: /" ) >expected && @@ -450,9 +450,9 @@ test_expect_success 'signoff gap' ' $alt" && git cat-file commit HEAD | sed -e "1,/^\$/d" > actual && ( - echo welcome - echo - echo $alt + echo welcome && + echo && + echo $alt && git var GIT_COMMITTER_IDENT | sed -e "s/>.*/>/" -e "s/^/Signed-off-by: /" ) >expected && @@ -470,11 +470,11 @@ We have now $alt" && git cat-file commit HEAD | sed -e "1,/^\$/d" > actual && ( - echo welcome - echo - echo We have now - echo $alt - echo + echo welcome && + echo && + echo We have now && + echo $alt && + echo && git var GIT_COMMITTER_IDENT | sed -e "s/>.*/>/" -e "s/^/Signed-off-by: /" ) >expected && @@ -491,11 +491,11 @@ non-trailer line Myfooter: x" && git cat-file commit HEAD | sed -e "1,/^\$/d" > actual && ( - echo subject - echo - echo non-trailer line - echo Myfooter: x - echo + echo subject && + echo && + echo non-trailer line && + echo Myfooter: x && + echo && echo "Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>" ) >expected && test_cmp expected actual && @@ -508,10 +508,10 @@ non-trailer line Myfooter: x" && git cat-file commit HEAD | sed -e "1,/^\$/d" > actual && ( - echo subject - echo - echo non-trailer line - echo Myfooter: x + echo subject && + echo && + echo non-trailer line && + echo Myfooter: x && echo "Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>" ) >expected && test_cmp expected actual @@ -524,10 +524,10 @@ test_expect_success 'multiple -m' ' git commit -m "one" -m "two" -m "three" && git cat-file commit HEAD | sed -e "1,/^\$/d" >actual && ( - echo one - echo - echo two - echo + echo one && + echo && + echo two && + echo && echo three ) >expected && test_cmp expected actual diff --git a/t/t7504-commit-msg-hook.sh b/t/t7504-commit-msg-hook.sh index 302a3a2082..31b9c6a2c1 100755 --- a/t/t7504-commit-msg-hook.sh +++ b/t/t7504-commit-msg-hook.sh @@ -157,6 +157,7 @@ test_expect_success 'merge bypasses failing hook with --no-verify' ' test_when_finished "git branch -D newbranch" && test_when_finished "git checkout -f master" && git checkout --orphan newbranch && + git rm -f file && : >file2 && git add file2 && git commit --no-verify file2 -m in-side-branch && @@ -168,7 +169,7 @@ test_expect_success 'merge bypasses failing hook with --no-verify' ' chmod -x "$HOOK" test_expect_success POSIXPERM 'with non-executable hook' ' - echo "content" >> file && + echo "content" >file && git add file && git commit -m "content" @@ -249,6 +250,7 @@ test_expect_success 'hook called in git-merge picks up commit message' ' test_when_finished "git branch -D newbranch" && test_when_finished "git checkout -f master" && git checkout --orphan newbranch && + git rm -f file && : >file2 && git add file2 && git commit --no-verify file2 -m in-side-branch && diff --git a/t/t7506-status-submodule.sh b/t/t7506-status-submodule.sh index b4b74dbe29..943708fb04 100755 --- a/t/t7506-status-submodule.sh +++ b/t/t7506-status-submodule.sh @@ -193,9 +193,9 @@ test_expect_success 'status with added and untracked file in modified submodule test_expect_success 'setup .git file for sub' ' (cd sub && - rm -f new-file + rm -f new-file && REAL="$(pwd)/../.real" && - mv .git "$REAL" + mv .git "$REAL" && echo "gitdir: $REAL" >.git) && echo .real >>.gitignore && git commit -m "added .real to .gitignore" .gitignore @@ -209,12 +209,12 @@ test_expect_success 'status with added file in modified submodule with .git file test_expect_success 'status with a lot of untracked files in the submodule' ' ( - cd sub + cd sub && i=0 && while test $i -lt 1024 do - >some-file-$i - i=$(( $i + 1 )) + >some-file-$i && + i=$(( $i + 1 )) || exit 1 done ) && git status --porcelain sub 2>err.actual && diff --git a/t/t7610-mergetool.sh b/t/t7610-mergetool.sh index 1a430b9c40..047156e9d5 100755 --- a/t/t7610-mergetool.sh +++ b/t/t7610-mergetool.sh @@ -57,18 +57,18 @@ test_expect_success 'setup' ' git checkout -b delete-base branch1 && mkdir -p a/a && - (echo one; echo two; echo 3; echo 4) >a/a/file.txt && + test_write_lines one two 3 4 >a/a/file.txt && git add a/a/file.txt && git commit -m"base file" && git checkout -b move-to-b delete-base && mkdir -p b/b && git mv a/a/file.txt b/b/file.txt && - (echo one; echo two; echo 4) >b/b/file.txt && + test_write_lines one two 4 >b/b/file.txt && git commit -a -m"move to b" && git checkout -b move-to-c delete-base && mkdir -p c/c && git mv a/a/file.txt c/c/file.txt && - (echo one; echo two; echo 3) >c/c/file.txt && + test_write_lines one two 3 >c/c/file.txt && git commit -a -m"move to c" && git checkout -b stash1 master && @@ -349,7 +349,7 @@ test_expect_success 'mergetool keeps tempfiles when aborting delete/delete' ' git checkout -b test$test_count move-to-c && test_config mergetool.keepTemporaries true && test_must_fail git merge move-to-b && - ! (echo a; echo n) | git mergetool a/a/file.txt && + ! test_write_lines a n | git mergetool a/a/file.txt && test -d a/a && cat >expect <<-\EOF && file_BASE_.txt diff --git a/t/t7611-merge-abort.sh b/t/t7611-merge-abort.sh index 7b4798e8e4..7c84a518aa 100755 --- a/t/t7611-merge-abort.sh +++ b/t/t7611-merge-abort.sh @@ -187,31 +187,6 @@ test_expect_success 'Fail clean merge with matching dirty worktree' ' test_cmp expect actual ' -test_expect_success 'Abort clean merge with matching dirty index' ' - git add bar && - git diff --staged > expect && - git merge --no-commit clean_branch && - test -f .git/MERGE_HEAD && - ### When aborting the merge, git will discard all staged changes, - ### including those that were staged pre-merge. In other words, - ### --abort will LOSE any staged changes (the staged changes that - ### are lost must match the merge result, or the merge would not - ### have been allowed to start). Change expectations accordingly: - rm expect && - touch expect && - # Abort merge - git merge --abort && - test ! -f .git/MERGE_HEAD && - test "$pre_merge_head" = "$(git rev-parse HEAD)" && - git diff --staged > actual && - test_cmp expect actual && - test -z "$(git diff)" -' - -test_expect_success 'Reset worktree changes' ' - git reset --hard "$pre_merge_head" -' - test_expect_success 'Fail conflicting merge with matching dirty worktree' ' echo barf > bar && git diff > expect && @@ -223,97 +198,4 @@ test_expect_success 'Fail conflicting merge with matching dirty worktree' ' test_cmp expect actual ' -test_expect_success 'Abort conflicting merge with matching dirty index' ' - git add bar && - git diff --staged > expect && - test_must_fail git merge conflict_branch && - test -f .git/MERGE_HEAD && - ### When aborting the merge, git will discard all staged changes, - ### including those that were staged pre-merge. In other words, - ### --abort will LOSE any staged changes (the staged changes that - ### are lost must match the merge result, or the merge would not - ### have been allowed to start). Change expectations accordingly: - rm expect && - touch expect && - # Abort merge - git merge --abort && - test ! -f .git/MERGE_HEAD && - test "$pre_merge_head" = "$(git rev-parse HEAD)" && - git diff --staged > actual && - test_cmp expect actual && - test -z "$(git diff)" -' - -test_expect_success 'Reset worktree changes' ' - git reset --hard "$pre_merge_head" -' - -test_expect_success 'Abort merge with pre- and post-merge worktree changes' ' - # Pre-merge worktree changes - echo xyzzy > foo && - echo barf > bar && - git add bar && - git diff > expect && - git diff --staged > expect-staged && - # Perform merge - test_must_fail git merge conflict_branch && - test -f .git/MERGE_HEAD && - # Post-merge worktree changes - echo yzxxz > foo && - echo blech > baz && - ### When aborting the merge, git will discard staged changes (bar) - ### and unmerged changes (baz). Other changes that are neither - ### staged nor marked as unmerged (foo), will be preserved. For - ### these changed, git cannot tell pre-merge changes apart from - ### post-merge changes, so the post-merge changes will be - ### preserved. Change expectations accordingly: - git diff -- foo > expect && - rm expect-staged && - touch expect-staged && - # Abort merge - git merge --abort && - test ! -f .git/MERGE_HEAD && - test "$pre_merge_head" = "$(git rev-parse HEAD)" && - git diff > actual && - test_cmp expect actual && - git diff --staged > actual-staged && - test_cmp expect-staged actual-staged -' - -test_expect_success 'Reset worktree changes' ' - git reset --hard "$pre_merge_head" -' - -test_expect_success 'Abort merge with pre- and post-merge index changes' ' - # Pre-merge worktree changes - echo xyzzy > foo && - echo barf > bar && - git add bar && - git diff > expect && - git diff --staged > expect-staged && - # Perform merge - test_must_fail git merge conflict_branch && - test -f .git/MERGE_HEAD && - # Post-merge worktree changes - echo yzxxz > foo && - echo blech > baz && - git add foo bar && - ### When aborting the merge, git will discard all staged changes - ### (foo, bar and baz), and no changes will be preserved. Whether - ### the changes were staged pre- or post-merge does not matter - ### (except for not preventing starting the merge). - ### Change expectations accordingly: - rm expect expect-staged && - touch expect && - touch expect-staged && - # Abort merge - git merge --abort && - test ! -f .git/MERGE_HEAD && - test "$pre_merge_head" = "$(git rev-parse HEAD)" && - git diff > actual && - test_cmp expect actual && - git diff --staged > actual-staged && - test_cmp expect-staged actual-staged -' - test_done diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh index 9312c8daf5..dcaab1557b 100755 --- a/t/t7810-grep.sh +++ b/t/t7810-grep.sh @@ -262,6 +262,21 @@ do fi ' + test_expect_success "grep $L (with --column, --only-matching)" ' + { + echo ${HC}file:1:5:mmap + echo ${HC}file:2:5:mmap + echo ${HC}file:3:5:mmap + echo ${HC}file:3:13:mmap + echo ${HC}file:4:5:mmap + echo ${HC}file:4:13:mmap + echo ${HC}file:5:5:mmap + echo ${HC}file:5:13:mmap + } >expected && + git grep --column -n -o -e mmap $H >actual && + test_cmp expected actual + ' + test_expect_success "grep $L (t-1)" ' echo "${HC}t/t:1:test" >expected && git grep -n -e test $H >actual && @@ -940,10 +955,9 @@ test_expect_success 'grep from a subdirectory to search wider area (1)' ' test_expect_success 'grep from a subdirectory to search wider area (2)' ' mkdir -p s && ( - cd s || exit 1 - ( git grep xxyyzz .. >out ; echo $? >status ) - ! test -s out && - test 1 = $(cat status) + cd s && + test_expect_code 1 git grep xxyyzz .. >out && + ! test -s out ) ' diff --git a/t/t8003-blame-corner-cases.sh b/t/t8003-blame-corner-cases.sh index 661f9d430d..c92a47b6d5 100755 --- a/t/t8003-blame-corner-cases.sh +++ b/t/t8003-blame-corner-cases.sh @@ -216,14 +216,18 @@ test_expect_success 'blame -L with invalid start' ' ' test_expect_success 'blame -L with invalid end' ' - test_must_fail git blame -L1,5 tres 2>errors && - test_i18ngrep "has only 2 lines" errors + git blame -L1,5 tres >out && + test_line_count = 2 out ' test_expect_success 'blame parses <end> part of -L' ' git blame -L1,1 tres >out && - cat out && - test $(wc -l < out) -eq 1 + test_line_count = 1 out +' + +test_expect_success 'blame -Ln,-(n+1)' ' + git blame -L3,-4 nine_lines >out && + test_line_count = 3 out ' test_expect_success 'indent of line numbers, nine lines' ' diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh index e80eacbb1b..b8e919e25d 100755 --- a/t/t9001-send-email.sh +++ b/t/t9001-send-email.sh @@ -225,6 +225,8 @@ X-Mailer: X-MAILER-STRING In-Reply-To: <unique-message-id@example.com> References: <unique-message-id@example.com> Reply-To: Reply <reply@example.com> +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -330,7 +332,7 @@ test_expect_success $PREREQ 'Show all headers' ' test_expect_success $PREREQ 'Prompting works' ' clean_fake_sendmail && - (echo "to@example.com" + (echo "to@example.com" && echo "" ) | GIT_SEND_EMAIL_NOTTY=1 git send-email \ --smtp-server="$(pwd)/fake.sendmail" \ @@ -415,6 +417,7 @@ test_expect_success $PREREQ 'reject long lines' ' --from="Example <nobody@example.com>" \ --to=nobody@example.com \ --smtp-server="$(pwd)/fake.sendmail" \ + --transfer-encoding=8bit \ $patches longline.patch \ 2>errors && grep longline.patch errors @@ -456,6 +459,42 @@ test_expect_success $PREREQ 'allow long lines with --no-validate' ' 2>errors ' +test_expect_success $PREREQ 'short lines with auto encoding are 8bit' ' + clean_fake_sendmail && + git send-email \ + --from="A <author@example.com>" \ + --to=nobody@example.com \ + --smtp-server="$(pwd)/fake.sendmail" \ + --transfer-encoding=auto \ + $patches && + grep "Content-Transfer-Encoding: 8bit" msgtxt1 +' + +test_expect_success $PREREQ 'long lines with auto encoding are quoted-printable' ' + clean_fake_sendmail && + git send-email \ + --from="Example <nobody@example.com>" \ + --to=nobody@example.com \ + --smtp-server="$(pwd)/fake.sendmail" \ + --transfer-encoding=auto \ + --no-validate \ + longline.patch && + grep "Content-Transfer-Encoding: quoted-printable" msgtxt1 +' + +for enc in auto quoted-printable base64 +do + test_expect_success $PREREQ "--validate passes with encoding $enc" ' + git send-email \ + --from="Example <nobody@example.com>" \ + --to=nobody@example.com \ + --smtp-server="$(pwd)/fake.sendmail" \ + --transfer-encoding=$enc \ + --validate \ + $patches longline.patch + ' +done + test_expect_success $PREREQ 'Invalid In-Reply-To' ' clean_fake_sendmail && git send-email \ @@ -470,8 +509,8 @@ test_expect_success $PREREQ 'Invalid In-Reply-To' ' test_expect_success $PREREQ 'Valid In-Reply-To when prompting' ' clean_fake_sendmail && - (echo "From Example <from@example.com>" - echo "To Example <to@example.com>" + (echo "From Example <from@example.com>" && + echo "To Example <to@example.com>" && echo "" ) | GIT_SEND_EMAIL_NOTTY=1 git send-email \ --smtp-server="$(pwd)/fake.sendmail" \ @@ -573,6 +612,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -617,6 +658,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -652,6 +695,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -678,6 +723,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -712,6 +759,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -743,6 +792,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -774,6 +825,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -809,6 +862,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -837,6 +892,8 @@ Subject: [PATCH 1/1] Second. Date: DATE-STRING Message-Id: MESSAGE-ID-STRING X-Mailer: X-MAILER-STRING +MIME-Version: 1.0 +Content-Transfer-Encoding: 8bit Result: OK EOF @@ -1966,11 +2023,11 @@ test_expect_success $PREREQ 'invoke hook' ' # Verify error message when a patch is rejected by the hook sed -e "s/add master/x/" ../0001-add-master.patch >../another.patch && - git send-email \ + test_must_fail git send-email \ --from="Example <nobody@example.com>" \ --to=nobody@example.com \ --smtp-server="$(pwd)/../fake.sendmail" \ - ../another.patch 2>err + ../another.patch 2>err && test_i18ngrep "rejected by sendemail-validate hook" err ) ' diff --git a/t/t9100-git-svn-basic.sh b/t/t9100-git-svn-basic.sh index c937330a5f..9af6078844 100755 --- a/t/t9100-git-svn-basic.sh +++ b/t/t9100-git-svn-basic.sh @@ -31,7 +31,7 @@ test_expect_success \ ( cd import && echo foo >foo && - ln -s foo foo.link + ln -s foo foo.link && mkdir -p dir/a/b/c/d/e && echo "deep dir" >dir/a/b/c/d/e/file && mkdir bar && diff --git a/t/t9101-git-svn-props.sh b/t/t9101-git-svn-props.sh index 07bfb63777..8a5c8dc1aa 100755 --- a/t/t9101-git-svn-props.sh +++ b/t/t9101-git-svn-props.sh @@ -149,7 +149,7 @@ test_expect_success 'test show-ignore' " svn_cmd up && svn_cmd propset -R svn:ignore ' no-such-file* -' . +' . && svn_cmd commit -m 'propset svn:ignore' ) && git svn show-ignore > show-ignore.got && diff --git a/t/t9119-git-svn-info.sh b/t/t9119-git-svn-info.sh index 88241baee3..8201c3e808 100755 --- a/t/t9119-git-svn-info.sh +++ b/t/t9119-git-svn-info.sh @@ -22,8 +22,8 @@ esac # same value as "svn info" (i.e. the commit timestamp that touched the # path most recently); do not expect that field to match. test_cmp_info () { - sed -e '/^Text Last Updated:/d' "$1" >tmp.expect - sed -e '/^Text Last Updated:/d' "$2" >tmp.actual + sed -e '/^Text Last Updated:/d' "$1" >tmp.expect && + sed -e '/^Text Last Updated:/d' "$2" >tmp.actual && test_cmp tmp.expect tmp.actual && rm -f tmp.expect tmp.actual } @@ -59,24 +59,24 @@ test_expect_success 'setup repository and import' ' ' test_expect_success 'info' " - (cd svnwc; svn info) > expected.info && - (cd gitwc; git svn info) > actual.info && + (cd svnwc && svn info) > expected.info && + (cd gitwc && git svn info) > actual.info && test_cmp_info expected.info actual.info " test_expect_success 'info --url' ' - test "$(cd gitwc; git svn info --url)" = "$quoted_svnrepo" + test "$(cd gitwc && git svn info --url)" = "$quoted_svnrepo" ' test_expect_success 'info .' " - (cd svnwc; svn info .) > expected.info-dot && - (cd gitwc; git svn info .) > actual.info-dot && + (cd svnwc && svn info .) > expected.info-dot && + (cd gitwc && git svn info .) > actual.info-dot && test_cmp_info expected.info-dot actual.info-dot " test_expect_success 'info $(pwd)' ' - (cd svnwc; svn info "$(pwd)") >expected.info-pwd && - (cd gitwc; git svn info "$(pwd)") >actual.info-pwd && + (cd svnwc && svn info "$(pwd)") >expected.info-pwd && + (cd gitwc && git svn info "$(pwd)") >actual.info-pwd && grep -v ^Path: <expected.info-pwd >expected.info-np && grep -v ^Path: <actual.info-pwd >actual.info-np && test_cmp_info expected.info-np actual.info-np && @@ -85,8 +85,8 @@ test_expect_success 'info $(pwd)' ' ' test_expect_success 'info $(pwd)/../___wc' ' - (cd svnwc; svn info "$(pwd)/../svnwc") >expected.info-pwd && - (cd gitwc; git svn info "$(pwd)/../gitwc") >actual.info-pwd && + (cd svnwc && svn info "$(pwd)/../svnwc") >expected.info-pwd && + (cd gitwc && git svn info "$(pwd)/../gitwc") >actual.info-pwd && grep -v ^Path: <expected.info-pwd >expected.info-np && grep -v ^Path: <actual.info-pwd >actual.info-np && test_cmp_info expected.info-np actual.info-np && @@ -95,8 +95,8 @@ test_expect_success 'info $(pwd)/../___wc' ' ' test_expect_success 'info $(pwd)/../___wc//file' ' - (cd svnwc; svn info "$(pwd)/../svnwc//file") >expected.info-pwd && - (cd gitwc; git svn info "$(pwd)/../gitwc//file") >actual.info-pwd && + (cd svnwc && svn info "$(pwd)/../svnwc//file") >expected.info-pwd && + (cd gitwc && git svn info "$(pwd)/../gitwc//file") >actual.info-pwd && grep -v ^Path: <expected.info-pwd >expected.info-np && grep -v ^Path: <actual.info-pwd >actual.info-np && test_cmp_info expected.info-np actual.info-np && @@ -105,56 +105,56 @@ test_expect_success 'info $(pwd)/../___wc//file' ' ' test_expect_success 'info --url .' ' - test "$(cd gitwc; git svn info --url .)" = "$quoted_svnrepo" + test "$(cd gitwc && git svn info --url .)" = "$quoted_svnrepo" ' test_expect_success 'info file' " - (cd svnwc; svn info file) > expected.info-file && - (cd gitwc; git svn info file) > actual.info-file && + (cd svnwc && svn info file) > expected.info-file && + (cd gitwc && git svn info file) > actual.info-file && test_cmp_info expected.info-file actual.info-file " test_expect_success 'info --url file' ' - test "$(cd gitwc; git svn info --url file)" = "$quoted_svnrepo/file" + test "$(cd gitwc && git svn info --url file)" = "$quoted_svnrepo/file" ' test_expect_success 'info directory' " - (cd svnwc; svn info directory) > expected.info-directory && - (cd gitwc; git svn info directory) > actual.info-directory && + (cd svnwc && svn info directory) > expected.info-directory && + (cd gitwc && git svn info directory) > actual.info-directory && test_cmp_info expected.info-directory actual.info-directory " test_expect_success 'info inside directory' " - (cd svnwc/directory; svn info) > expected.info-inside-directory && - (cd gitwc/directory; git svn info) > actual.info-inside-directory && + (cd svnwc/directory && svn info) > expected.info-inside-directory && + (cd gitwc/directory && git svn info) > actual.info-inside-directory && test_cmp_info expected.info-inside-directory actual.info-inside-directory " test_expect_success 'info --url directory' ' - test "$(cd gitwc; git svn info --url directory)" = "$quoted_svnrepo/directory" + test "$(cd gitwc && git svn info --url directory)" = "$quoted_svnrepo/directory" ' test_expect_success 'info symlink-file' " - (cd svnwc; svn info symlink-file) > expected.info-symlink-file && - (cd gitwc; git svn info symlink-file) > actual.info-symlink-file && + (cd svnwc && svn info symlink-file) > expected.info-symlink-file && + (cd gitwc && git svn info symlink-file) > actual.info-symlink-file && test_cmp_info expected.info-symlink-file actual.info-symlink-file " test_expect_success 'info --url symlink-file' ' - test "$(cd gitwc; git svn info --url symlink-file)" \ + test "$(cd gitwc && git svn info --url symlink-file)" \ = "$quoted_svnrepo/symlink-file" ' test_expect_success 'info symlink-directory' " - (cd svnwc; svn info symlink-directory) \ + (cd svnwc && svn info symlink-directory) \ > expected.info-symlink-directory && - (cd gitwc; git svn info symlink-directory) \ + (cd gitwc && git svn info symlink-directory) \ > actual.info-symlink-directory && test_cmp_info expected.info-symlink-directory actual.info-symlink-directory " test_expect_success 'info --url symlink-directory' ' - test "$(cd gitwc; git svn info --url symlink-directory)" \ + test "$(cd gitwc && git svn info --url symlink-directory)" \ = "$quoted_svnrepo/symlink-directory" ' @@ -169,13 +169,13 @@ test_expect_success 'info added-file' " cd svnwc && svn_cmd add added-file > /dev/null ) && - (cd svnwc; svn info added-file) > expected.info-added-file && - (cd gitwc; git svn info added-file) > actual.info-added-file && + (cd svnwc && svn info added-file) > expected.info-added-file && + (cd gitwc && git svn info added-file) > actual.info-added-file && test_cmp_info expected.info-added-file actual.info-added-file " test_expect_success 'info --url added-file' ' - test "$(cd gitwc; git svn info --url added-file)" \ + test "$(cd gitwc && git svn info --url added-file)" \ = "$quoted_svnrepo/added-file" ' @@ -190,15 +190,15 @@ test_expect_success 'info added-directory' " cd gitwc && git add added-directory ) && - (cd svnwc; svn info added-directory) \ + (cd svnwc && svn info added-directory) \ > expected.info-added-directory && - (cd gitwc; git svn info added-directory) \ + (cd gitwc && git svn info added-directory) \ > actual.info-added-directory && test_cmp_info expected.info-added-directory actual.info-added-directory " test_expect_success 'info --url added-directory' ' - test "$(cd gitwc; git svn info --url added-directory)" \ + test "$(cd gitwc && git svn info --url added-directory)" \ = "$quoted_svnrepo/added-directory" ' @@ -213,16 +213,16 @@ test_expect_success 'info added-symlink-file' " ln -s added-file added-symlink-file && svn_cmd add added-symlink-file > /dev/null ) && - (cd svnwc; svn info added-symlink-file) \ + (cd svnwc && svn info added-symlink-file) \ > expected.info-added-symlink-file && - (cd gitwc; git svn info added-symlink-file) \ + (cd gitwc && git svn info added-symlink-file) \ > actual.info-added-symlink-file && test_cmp_info expected.info-added-symlink-file \ actual.info-added-symlink-file " test_expect_success 'info --url added-symlink-file' ' - test "$(cd gitwc; git svn info --url added-symlink-file)" \ + test "$(cd gitwc && git svn info --url added-symlink-file)" \ = "$quoted_svnrepo/added-symlink-file" ' @@ -237,16 +237,16 @@ test_expect_success 'info added-symlink-directory' " ln -s added-directory added-symlink-directory && svn_cmd add added-symlink-directory > /dev/null ) && - (cd svnwc; svn info added-symlink-directory) \ + (cd svnwc && svn info added-symlink-directory) \ > expected.info-added-symlink-directory && - (cd gitwc; git svn info added-symlink-directory) \ + (cd gitwc && git svn info added-symlink-directory) \ > actual.info-added-symlink-directory && test_cmp_info expected.info-added-symlink-directory \ actual.info-added-symlink-directory " test_expect_success 'info --url added-symlink-directory' ' - test "$(cd gitwc; git svn info --url added-symlink-directory)" \ + test "$(cd gitwc && git svn info --url added-symlink-directory)" \ = "$quoted_svnrepo/added-symlink-directory" ' @@ -259,13 +259,13 @@ test_expect_success 'info deleted-file' " cd svnwc && svn_cmd rm --force file > /dev/null ) && - (cd svnwc; svn info file) >expected.info-deleted-file && - (cd gitwc; git svn info file) >actual.info-deleted-file && + (cd svnwc && svn info file) >expected.info-deleted-file && + (cd gitwc && git svn info file) >actual.info-deleted-file && test_cmp_info expected.info-deleted-file actual.info-deleted-file " test_expect_success 'info --url file (deleted)' ' - test "$(cd gitwc; git svn info --url file)" \ + test "$(cd gitwc && git svn info --url file)" \ = "$quoted_svnrepo/file" ' @@ -278,13 +278,13 @@ test_expect_success 'info deleted-directory' " cd svnwc && svn_cmd rm --force directory > /dev/null ) && - (cd svnwc; svn info directory) >expected.info-deleted-directory && - (cd gitwc; git svn info directory) >actual.info-deleted-directory && + (cd svnwc && svn info directory) >expected.info-deleted-directory && + (cd gitwc && git svn info directory) >actual.info-deleted-directory && test_cmp_info expected.info-deleted-directory actual.info-deleted-directory " test_expect_success 'info --url directory (deleted)' ' - test "$(cd gitwc; git svn info --url directory)" \ + test "$(cd gitwc && git svn info --url directory)" \ = "$quoted_svnrepo/directory" ' @@ -297,13 +297,13 @@ test_expect_success 'info deleted-symlink-file' " cd svnwc && svn_cmd rm --force symlink-file > /dev/null ) && - (cd svnwc; svn info symlink-file) >expected.info-deleted-symlink-file && - (cd gitwc; git svn info symlink-file) >actual.info-deleted-symlink-file && + (cd svnwc && svn info symlink-file) >expected.info-deleted-symlink-file && + (cd gitwc && git svn info symlink-file) >actual.info-deleted-symlink-file && test_cmp_info expected.info-deleted-symlink-file actual.info-deleted-symlink-file " test_expect_success 'info --url symlink-file (deleted)' ' - test "$(cd gitwc; git svn info --url symlink-file)" \ + test "$(cd gitwc && git svn info --url symlink-file)" \ = "$quoted_svnrepo/symlink-file" ' @@ -316,13 +316,13 @@ test_expect_success 'info deleted-symlink-directory' " cd svnwc && svn_cmd rm --force symlink-directory > /dev/null ) && - (cd svnwc; svn info symlink-directory) >expected.info-deleted-symlink-directory && - (cd gitwc; git svn info symlink-directory) >actual.info-deleted-symlink-directory && + (cd svnwc && svn info symlink-directory) >expected.info-deleted-symlink-directory && + (cd gitwc && git svn info symlink-directory) >actual.info-deleted-symlink-directory && test_cmp_info expected.info-deleted-symlink-directory actual.info-deleted-symlink-directory " test_expect_success 'info --url symlink-directory (deleted)' ' - test "$(cd gitwc; git svn info --url symlink-directory)" \ + test "$(cd gitwc && git svn info --url symlink-directory)" \ = "$quoted_svnrepo/symlink-directory" ' @@ -331,27 +331,27 @@ test_expect_success 'info --url symlink-directory (deleted)' ' test_expect_success 'info unknown-file' " echo two > gitwc/unknown-file && - (cd gitwc; test_must_fail git svn info unknown-file) \ + (cd gitwc && test_must_fail git svn info unknown-file) \ 2> actual.info-unknown-file && grep unknown-file actual.info-unknown-file " test_expect_success 'info --url unknown-file' ' echo two > gitwc/unknown-file && - (cd gitwc; test_must_fail git svn info --url unknown-file) \ + (cd gitwc && test_must_fail git svn info --url unknown-file) \ 2> actual.info-url-unknown-file && grep unknown-file actual.info-url-unknown-file ' test_expect_success 'info unknown-directory' " mkdir gitwc/unknown-directory svnwc/unknown-directory && - (cd gitwc; test_must_fail git svn info unknown-directory) \ + (cd gitwc && test_must_fail git svn info unknown-directory) \ 2> actual.info-unknown-directory && grep unknown-directory actual.info-unknown-directory " test_expect_success 'info --url unknown-directory' ' - (cd gitwc; test_must_fail git svn info --url unknown-directory) \ + (cd gitwc && test_must_fail git svn info --url unknown-directory) \ 2> actual.info-url-unknown-directory && grep unknown-directory actual.info-url-unknown-directory ' @@ -361,13 +361,13 @@ test_expect_success 'info unknown-symlink-file' " cd gitwc && ln -s unknown-file unknown-symlink-file ) && - (cd gitwc; test_must_fail git svn info unknown-symlink-file) \ + (cd gitwc && test_must_fail git svn info unknown-symlink-file) \ 2> actual.info-unknown-symlink-file && grep unknown-symlink-file actual.info-unknown-symlink-file " test_expect_success 'info --url unknown-symlink-file' ' - (cd gitwc; test_must_fail git svn info --url unknown-symlink-file) \ + (cd gitwc && test_must_fail git svn info --url unknown-symlink-file) \ 2> actual.info-url-unknown-symlink-file && grep unknown-symlink-file actual.info-url-unknown-symlink-file ' @@ -377,13 +377,13 @@ test_expect_success 'info unknown-symlink-directory' " cd gitwc && ln -s unknown-directory unknown-symlink-directory ) && - (cd gitwc; test_must_fail git svn info unknown-symlink-directory) \ + (cd gitwc && test_must_fail git svn info unknown-symlink-directory) \ 2> actual.info-unknown-symlink-directory && grep unknown-symlink-directory actual.info-unknown-symlink-directory " test_expect_success 'info --url unknown-symlink-directory' ' - (cd gitwc; test_must_fail git svn info --url unknown-symlink-directory) \ + (cd gitwc && test_must_fail git svn info --url unknown-symlink-directory) \ 2> actual.info-url-unknown-symlink-directory && grep unknown-symlink-directory actual.info-url-unknown-symlink-directory ' diff --git a/t/t9122-git-svn-author.sh b/t/t9122-git-svn-author.sh index 30013b7bb9..9e8fe38e7e 100755 --- a/t/t9122-git-svn-author.sh +++ b/t/t9122-git-svn-author.sh @@ -7,8 +7,8 @@ test_expect_success 'setup svn repository' ' svn_cmd checkout "$svnrepo" work.svn && ( cd work.svn && - echo >file - svn_cmd add file + echo >file && + svn_cmd add file && svn_cmd commit -m "first commit" file ) ' @@ -17,7 +17,7 @@ test_expect_success 'interact with it via git svn' ' mkdir work.git && ( cd work.git && - git svn init "$svnrepo" + git svn init "$svnrepo" && git svn fetch && echo modification >file && diff --git a/t/t9129-git-svn-i18n-commitencoding.sh b/t/t9129-git-svn-i18n-commitencoding.sh index 8dbd6476fa..2c213ae654 100755 --- a/t/t9129-git-svn-i18n-commitencoding.sh +++ b/t/t9129-git-svn-i18n-commitencoding.sh @@ -51,7 +51,7 @@ do git add F && git commit -a -F "$TEST_DIRECTORY"/t3900/$H.txt && E=$(git cat-file commit HEAD | sed -ne "s/^encoding //p") && - test "z$E" = "z$H" + test "z$E" = "z$H" && compare_git_head_with "$TEST_DIRECTORY"/t3900/$H.txt ) ' diff --git a/t/t9130-git-svn-authors-file.sh b/t/t9130-git-svn-authors-file.sh index d8262854bb..cb764bcadc 100755 --- a/t/t9130-git-svn-authors-file.sh +++ b/t/t9130-git-svn-authors-file.sh @@ -25,7 +25,7 @@ test_expect_success 'start import with incomplete authors file' ' test_expect_success 'imported 2 revisions successfully' ' ( - cd x + cd x && git rev-list refs/remotes/git-svn >actual && test_line_count = 2 actual && git rev-list -1 --pretty=raw refs/remotes/git-svn >actual && @@ -42,7 +42,7 @@ EOF test_expect_success 'continues to import once authors have been added' ' ( - cd x + cd x && git svn fetch --authors-file=../svn-authors && git rev-list refs/remotes/git-svn >actual && test_line_count = 4 actual && diff --git a/t/t9134-git-svn-ignore-paths.sh b/t/t9134-git-svn-ignore-paths.sh index 09ff10cd9b..fff49c4100 100755 --- a/t/t9134-git-svn-ignore-paths.sh +++ b/t/t9134-git-svn-ignore-paths.sh @@ -82,7 +82,7 @@ test_expect_success 'update git svn-cloned repo (option ignore)' ' test_expect_success 'SVN-side change inside of ignored www' ' ( cd s && - echo zaq >> www/test_www.txt + echo zaq >> www/test_www.txt && svn_cmd commit -m "SVN-side change inside of www/test_www.txt" && svn_cmd up && svn_cmd log -v | fgrep "SVN-side change inside of www/test_www.txt" @@ -114,8 +114,8 @@ test_expect_success 'update git svn-cloned repo (option ignore)' ' test_expect_success 'SVN-side change in and out of ignored www' ' ( cd s && - echo cvf >> www/test_www.txt - echo ygg >> qqq/test_qqq.txt + echo cvf >> www/test_www.txt && + echo ygg >> qqq/test_qqq.txt && svn_cmd commit -m "SVN-side change in and out of ignored www" && svn_cmd up && svn_cmd log -v | fgrep "SVN-side change in and out of ignored www" diff --git a/t/t9137-git-svn-dcommit-clobber-series.sh b/t/t9137-git-svn-dcommit-clobber-series.sh index 5fa07a369f..067b15bad2 100755 --- a/t/t9137-git-svn-dcommit-clobber-series.sh +++ b/t/t9137-git-svn-dcommit-clobber-series.sh @@ -7,7 +7,7 @@ test_description='git svn dcommit clobber series' test_expect_success 'initialize repo' ' mkdir import && (cd import && - awk "BEGIN { for (i = 1; i < 64; i++) { print i } }" > file + awk "BEGIN { for (i = 1; i < 64; i++) { print i } }" > file && svn_cmd import -m "initial" . "$svnrepo" ) && git svn init "$svnrepo" && diff --git a/t/t9138-git-svn-authors-prog.sh b/t/t9138-git-svn-authors-prog.sh index 93ef44fae8..027b416720 100755 --- a/t/t9138-git-svn-authors-prog.sh +++ b/t/t9138-git-svn-authors-prog.sh @@ -38,7 +38,7 @@ test_expect_success 'import authors with prog and file' ' test_expect_success 'imported 6 revisions successfully' ' ( - cd x + cd x && git rev-list refs/remotes/git-svn >actual && test_line_count = 6 actual ) @@ -46,7 +46,7 @@ test_expect_success 'imported 6 revisions successfully' ' test_expect_success 'authors-prog ran correctly' ' ( - cd x + cd x && git rev-list -1 --pretty=raw refs/remotes/git-svn~1 >actual && grep "^author ee-foo <ee-foo@example\.com> " actual && git rev-list -1 --pretty=raw refs/remotes/git-svn~2 >actual && @@ -62,7 +62,7 @@ test_expect_success 'authors-prog ran correctly' ' test_expect_success 'authors-file overrode authors-prog' ' ( - cd x + cd x && git rev-list -1 --pretty=raw refs/remotes/git-svn >actual && grep "^author FFFFFFF FFFFFFF <fFf@other\.example\.com> " actual ) diff --git a/t/t9146-git-svn-empty-dirs.sh b/t/t9146-git-svn-empty-dirs.sh index 6d3130e618..5f91c0d68b 100755 --- a/t/t9146-git-svn-empty-dirs.sh +++ b/t/t9146-git-svn-empty-dirs.sh @@ -21,7 +21,7 @@ test_expect_success 'empty directories exist' ' do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi done @@ -38,7 +38,7 @@ test_expect_success 'option automkdirs set to false' ' do if test -d "$i" then - echo >&2 "$i exists" + echo >&2 "$i exists" && exit 1 fi done @@ -63,7 +63,7 @@ test_expect_success 'git svn mkdirs recreates empty directories' ' do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi done @@ -79,21 +79,21 @@ test_expect_success 'git svn mkdirs -r works' ' do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi - done + done && if test -d "! !" then - echo >&2 "$i should not exist" + echo >&2 "$i should not exist" && exit 1 - fi + fi && git svn mkdirs -r8 && if ! test -d "! !" then - echo >&2 "$i not exist" + echo >&2 "$i not exist" && exit 1 fi ) @@ -115,7 +115,7 @@ test_expect_success 'empty directories in trunk exist' ' do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi done @@ -148,7 +148,7 @@ test_expect_success 'git svn gc-ed files work' ' do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi done diff --git a/t/t9147-git-svn-include-paths.sh b/t/t9147-git-svn-include-paths.sh index a90ff58629..d292bf9f55 100755 --- a/t/t9147-git-svn-include-paths.sh +++ b/t/t9147-git-svn-include-paths.sh @@ -84,7 +84,7 @@ test_expect_success 'update git svn-cloned repo (option include)' ' test_expect_success 'SVN-side change inside of ignored www' ' ( cd s && - echo zaq >> www/test_www.txt + echo zaq >> www/test_www.txt && svn_cmd commit -m "SVN-side change inside of www/test_www.txt" && svn_cmd up && svn_cmd log -v | fgrep "SVN-side change inside of www/test_www.txt" @@ -116,8 +116,8 @@ test_expect_success 'update git svn-cloned repo (option include)' ' test_expect_success 'SVN-side change in and out of included qqq' ' ( cd s && - echo cvf >> www/test_www.txt - echo ygg >> qqq/test_qqq.txt + echo cvf >> www/test_www.txt && + echo ygg >> qqq/test_qqq.txt && svn_cmd commit -m "SVN-side change in and out of ignored www" && svn_cmd up && svn_cmd log -v | fgrep "SVN-side change in and out of ignored www" diff --git a/t/t9152-svn-empty-dirs-after-gc.sh b/t/t9152-svn-empty-dirs-after-gc.sh index 301e779709..89f285d082 100755 --- a/t/t9152-svn-empty-dirs-after-gc.sh +++ b/t/t9152-svn-empty-dirs-after-gc.sh @@ -30,7 +30,7 @@ test_expect_success 'git svn mkdirs recreates empty directories after git svn gc do if ! test -d "$i" then - echo >&2 "$i does not exist" + echo >&2 "$i does not exist" && exit 1 fi done diff --git a/t/t9164-git-svn-dcommit-concurrent.sh b/t/t9164-git-svn-dcommit-concurrent.sh index d8464d4218..90346ff4e9 100755 --- a/t/t9164-git-svn-dcommit-concurrent.sh +++ b/t/t9164-git-svn-dcommit-concurrent.sh @@ -12,7 +12,7 @@ test_expect_success 'setup svn repository' ' svn_cmd checkout "$svnrepo" work.svn && ( cd work.svn && - echo >file && echo > auto_updated_file + echo >file && echo > auto_updated_file && svn_cmd add file auto_updated_file && svn_cmd commit -m "initial commit" ) && diff --git a/t/t9165-git-svn-fetch-merge-branch-of-branch.sh b/t/t9165-git-svn-fetch-merge-branch-of-branch.sh index fa3ef3b1f7..a4813c2b09 100755 --- a/t/t9165-git-svn-fetch-merge-branch-of-branch.sh +++ b/t/t9165-git-svn-fetch-merge-branch-of-branch.sh @@ -39,7 +39,7 @@ test_expect_success 'initialize source svn repo' ' svn_cmd commit -m trunk && svn_cmd switch "$svnrepo"/branches/branch2 && svn_cmd merge "$svnrepo"/trunk && - svn_cmd commit -m "merge trunk" + svn_cmd commit -m "merge trunk" && svn_cmd switch "$svnrepo"/trunk && svn_cmd merge --reintegrate "$svnrepo"/branches/branch2 && svn_cmd commit -m "merge branch2" diff --git a/t/t9200-git-cvsexportcommit.sh b/t/t9200-git-cvsexportcommit.sh index 1319415ba8..cd61288aa1 100755 --- a/t/t9200-git-cvsexportcommit.sh +++ b/t/t9200-git-cvsexportcommit.sh @@ -187,7 +187,7 @@ test_expect_success \ git commit -a -m "Update with spaces" && id=$(git rev-list --max-count=1 HEAD) && (cd "$CVSWORK" && - git cvsexportcommit -c $id + git cvsexportcommit -c $id && check_entries "G g" "with spaces.png/1.2/-kb|with spaces.txt/1.2/" )' @@ -245,7 +245,7 @@ test_expect_success FILEMODE \ git add G/off && git commit -a -m "Execute test" && (cd "$CVSWORK" && - git cvsexportcommit -c HEAD + git cvsexportcommit -c HEAD && test -x G/on && ! test -x G/off )' @@ -303,7 +303,7 @@ test_expect_success 're-commit a removed filename which remains in CVS attic' ' git add attic_gremlin && git commit -m "Added attic_gremlin" && git cvsexportcommit -w "$CVSWORK" -c HEAD && - (cd "$CVSWORK"; cvs -Q update -d) && + (cd "$CVSWORK" && cvs -Q update -d) && test -f "$CVSWORK/attic_gremlin" ' diff --git a/t/t9302-fast-import-unpack-limit.sh b/t/t9302-fast-import-unpack-limit.sh index a04de14677..bb1c39cfcc 100755 --- a/t/t9302-fast-import-unpack-limit.sh +++ b/t/t9302-fast-import-unpack-limit.sh @@ -80,7 +80,7 @@ test_expect_success 'lookups after checkpoint works' ' do if test $n -gt 30 then - echo >&2 "checkpoint did not update branch" + echo >&2 "checkpoint did not update branch" && exit 1 else n=$(($n + 1)) diff --git a/t/t9400-git-cvsserver-server.sh b/t/t9400-git-cvsserver-server.sh index 06742748e9..a5e5dca753 100755 --- a/t/t9400-git-cvsserver-server.sh +++ b/t/t9400-git-cvsserver-server.sh @@ -328,7 +328,7 @@ test_expect_success 'cvs update (subdirectories)' \ '(for dir in A A/B A/B/C A/D E; do mkdir $dir && echo "test file in $dir" >"$dir/file_in_$(echo $dir|sed -e "s#/# #g")" && - git add $dir; + git add $dir done) && git commit -q -m "deep sub directory structure" && git push gitcvs.git >/dev/null && @@ -371,7 +371,7 @@ test_expect_success 'cvs update (merge)' \ 'echo Line 0 >expected && for i in 1 2 3 4 5 6 7 do - echo Line $i >>merge + echo Line $i >>merge && echo Line $i >>expected done && echo Line 8 >>expected && @@ -382,7 +382,7 @@ test_expect_success 'cvs update (merge)' \ GIT_CONFIG="$git_config" cvs -Q update && test "$(echo $(grep merge CVS/Entries|cut -d/ -f2,3,5))" = "merge/1.1/" && test_cmp merge ../merge && - ( echo Line 0; cat merge ) >merge.tmp && + ( echo Line 0 && cat merge ) >merge.tmp && mv merge.tmp merge && cd "$WORKDIR" && echo Line 8 >>merge && @@ -410,7 +410,7 @@ do done test_expect_success 'cvs update (conflict merge)' \ - '( echo LINE 0; cat merge ) >merge.tmp && + '( echo LINE 0 && cat merge ) >merge.tmp && mv merge.tmp merge && git add merge && git commit -q -m "Merge test (conflict)" && diff --git a/t/t9600-cvsimport.sh b/t/t9600-cvsimport.sh index 804ce3850f..5dfee07d9a 100755 --- a/t/t9600-cvsimport.sh +++ b/t/t9600-cvsimport.sh @@ -135,7 +135,7 @@ test_expect_success PERL 'second update has correct .git/cvs-revisions' ' (cd module-git && git log --format="o_fortuna 1.1 %H" -1 HEAD^^ && - git log --format="o_fortuna 1.2 %H" -1 HEAD^ + git log --format="o_fortuna 1.2 %H" -1 HEAD^ && git log --format="tick 1.1 %H" -1 HEAD) > expected && test_cmp expected module-git/.git/cvs-revisions ' diff --git a/t/t9806-git-p4-options.sh b/t/t9806-git-p4-options.sh index 1ab76c4246..3f5291b857 100755 --- a/t/t9806-git-p4-options.sh +++ b/t/t9806-git-p4-options.sh @@ -134,7 +134,7 @@ test_expect_success 'clone --changesfile' ' ( cd "$git" && git log --oneline p4/master >lines && - test_line_count = 2 lines + test_line_count = 2 lines && test_path_is_file file1 && test_path_is_missing file2 && test_path_is_file file3 diff --git a/t/t9810-git-p4-rcs.sh b/t/t9810-git-p4-rcs.sh index 8134ab439b..cc53debe19 100755 --- a/t/t9810-git-p4-rcs.sh +++ b/t/t9810-git-p4-rcs.sh @@ -161,7 +161,7 @@ test_expect_success 'cleanup after failure' ' test_expect_success 'ktext expansion should not expand multi-line $File::' ' ( cd "$cli" && - cat >lv.pm <<-\EOF + cat >lv.pm <<-\EOF && my $wanted = sub { my $f = $File::Find::name; if ( -f && $f =~ /foo/ ) { EOF diff --git a/t/t9811-git-p4-label-import.sh b/t/t9811-git-p4-label-import.sh index decb66ba30..602b0a5d5c 100755 --- a/t/t9811-git-p4-label-import.sh +++ b/t/t9811-git-p4-label-import.sh @@ -133,7 +133,7 @@ test_expect_success 'export git tags to p4' ' p4 labels ... | grep LIGHTWEIGHT_TAG && p4 label -o GIT_TAG_1 | grep "tag created in git:xyzzy" && p4 sync ...@GIT_TAG_1 && - ! test -f main/f10 + ! test -f main/f10 && p4 sync ...@GIT_TAG_2 && test -f main/f10 ) diff --git a/t/t9814-git-p4-rename.sh b/t/t9814-git-p4-rename.sh index e7e0268e98..60baa06e27 100755 --- a/t/t9814-git-p4-rename.sh +++ b/t/t9814-git-p4-rename.sh @@ -9,23 +9,11 @@ test_expect_success 'start p4d' ' ' # We rely on this behavior to detect for p4 move availability. -test_expect_success 'p4 help unknown returns 1' ' +test_expect_success '"p4 help unknown" errors out' ' ( cd "$cli" && - ( - p4 help client >errs 2>&1 - echo $? >retval - ) - echo 0 >expected && - test_cmp expected retval && - rm retval && - ( - p4 help nosuchcommand >errs 2>&1 - echo $? >retval - ) - echo 1 >expected && - test_cmp expected retval && - rm retval + p4 help client && + ! p4 help nosuchcommand ) ' diff --git a/t/t9815-git-p4-submit-fail.sh b/t/t9815-git-p4-submit-fail.sh index 37b42d03a2..eaf03a6563 100755 --- a/t/t9815-git-p4-submit-fail.sh +++ b/t/t9815-git-p4-submit-fail.sh @@ -394,7 +394,7 @@ test_expect_success 'cleanup rename after submit cancel' ' ( cd "$cli" && test_path_is_missing text2 && - p4 fstat -T action text2 2>&1 | grep "no such file" + p4 fstat -T action text2 2>&1 | grep "no such file" && test_path_is_file text && ! p4 fstat -T action text ) diff --git a/t/t9830-git-p4-symlink-dir.sh b/t/t9830-git-p4-symlink-dir.sh index 3dc528bb1e..2ad1b0810d 100755 --- a/t/t9830-git-p4-symlink-dir.sh +++ b/t/t9830-git-p4-symlink-dir.sh @@ -30,7 +30,7 @@ test_expect_success 'symlinked directory' ' ( cd "$cli" && p4 sync && - test -L some/sub/directory/subdir2 + test -L some/sub/directory/subdir2 && test_path_is_file some/sub/directory/subdir2/file.t ) diff --git a/t/t9831-git-p4-triggers.sh b/t/t9831-git-p4-triggers.sh index bbcf14c664..be44c9751a 100755 --- a/t/t9831-git-p4-triggers.sh +++ b/t/t9831-git-p4-triggers.sh @@ -13,7 +13,7 @@ test_expect_success 'init depot' ' cd "$cli" && echo file1 >file1 && p4 add file1 && - p4 submit -d "change 1" + p4 submit -d "change 1" && echo file2 >file2 && p4 add file2 && p4 submit -d "change 2" diff --git a/t/t9833-errors.sh b/t/t9833-errors.sh index 9ba892de7a..277d347012 100755 --- a/t/t9833-errors.sh +++ b/t/t9833-errors.sh @@ -26,7 +26,9 @@ test_expect_success 'error handling' ' ) && p4 passwd -P newpassword && ( - P4PASSWD=badpassword test_must_fail git p4 clone //depot/foo 2>errmsg && + P4PASSWD=badpassword && + export P4PASSWD && + test_must_fail git p4 clone //depot/foo 2>errmsg && grep -q "failure accessing depot.*P4PASSWD" errmsg ) ' diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh index 3b3a7b66e4..5ff43b9cbb 100755 --- a/t/t9902-completion.sh +++ b/t/t9902-completion.sh @@ -1103,7 +1103,7 @@ test_expect_success '__git_complete_refs - remote' ' master-in-other Z EOF ( - cur= + cur= && __git_complete_refs --remote=other && print_comp ) && @@ -1122,7 +1122,7 @@ test_expect_success '__git_complete_refs - track' ' master-in-other Z EOF ( - cur= + cur= && __git_complete_refs --track && print_comp ) && diff --git a/t/t9903-bash-prompt.sh b/t/t9903-bash-prompt.sh index c3b89ae783..04440685a6 100755 --- a/t/t9903-bash-prompt.sh +++ b/t/t9903-bash-prompt.sh @@ -529,7 +529,7 @@ test_expect_success 'prompt - bash color pc mode - branch name' ' printf "BEFORE: (${c_green}\${__git_ps1_branch_name}${c_clear}):AFTER\\nmaster" >expected && ( GIT_PS1_SHOWCOLORHINTS=y && - __git_ps1 "BEFORE:" ":AFTER" >"$actual" + __git_ps1 "BEFORE:" ":AFTER" >"$actual" && printf "%s\\n%s" "$PS1" "${__git_ps1_branch_name}" >"$actual" ) && test_cmp expected "$actual" diff --git a/t/test-lib.sh b/t/test-lib.sh index 28315706be..78f7097746 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -675,7 +675,8 @@ test_run_ () { trace= # 117 is magic because it is unlikely to match the exit # code of other programs - if test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)" + if $(printf '%s\n' "$1" | sed -f "$GIT_BUILD_DIR/t/chainlint.sed" | grep -q '?![A-Z][A-Z]*?!') || + test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)" then error "bug in the test script: broken &&-chain or run-away HERE-DOC: $1" fi @@ -6,6 +6,7 @@ #include "blob.h" #include "alloc.h" #include "gpg-interface.h" +#include "packfile.h" const char *tag_type = "tag"; @@ -64,14 +65,20 @@ int gpg_verify_tag(const struct object_id *oid, const char *name_to_report, return ret; } -struct object *deref_tag(struct object *o, const char *warn, int warnlen) +struct object *deref_tag(struct repository *r, struct object *o, const char *warn, int warnlen) { + struct object_id *last_oid = NULL; while (o && o->type == OBJ_TAG) - if (((struct tag *)o)->tagged) - o = parse_object(&((struct tag *)o)->tagged->oid); - else + if (((struct tag *)o)->tagged) { + last_oid = &((struct tag *)o)->tagged->oid; + o = parse_object(r, last_oid); + } else { + last_oid = NULL; o = NULL; + } if (!o && warn) { + if (last_oid && is_promisor_object(last_oid)) + return NULL; if (!warnlen) warnlen = strlen(warn); error("missing object referenced by '%.*s'", warnlen, warn); @@ -82,7 +89,7 @@ struct object *deref_tag(struct object *o, const char *warn, int warnlen) struct object *deref_tag_noverify(struct object *o) { while (o && o->type == OBJ_TAG) { - o = parse_object(&o->oid); + o = parse_object(the_repository, &o->oid); if (o && o->type == OBJ_TAG && ((struct tag *)o)->tagged) o = ((struct tag *)o)->tagged; else @@ -91,13 +98,13 @@ struct object *deref_tag_noverify(struct object *o) return o; } -struct tag *lookup_tag(const struct object_id *oid) +struct tag *lookup_tag(struct repository *r, const struct object_id *oid) { - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(r, oid->hash); if (!obj) - return create_object(the_repository, oid->hash, - alloc_tag_node(the_repository)); - return object_as_type(obj, OBJ_TAG, 0); + return create_object(r, oid->hash, + alloc_tag_node(r)); + return object_as_type(r, obj, OBJ_TAG, 0); } static timestamp_t parse_tag_date(const char *buf, const char *tail) @@ -125,7 +132,7 @@ void release_tag_memory(struct tag *t) t->date = 0; } -int parse_tag_buffer(struct tag *item, const void *data, unsigned long size) +int parse_tag_buffer(struct repository *r, struct tag *item, const void *data, unsigned long size) { struct object_id oid; char type[20]; @@ -153,13 +160,13 @@ int parse_tag_buffer(struct tag *item, const void *data, unsigned long size) bufptr = nl + 1; if (!strcmp(type, blob_type)) { - item->tagged = (struct object *)lookup_blob(&oid); + item->tagged = (struct object *)lookup_blob(r, &oid); } else if (!strcmp(type, tree_type)) { - item->tagged = (struct object *)lookup_tree(&oid); + item->tagged = (struct object *)lookup_tree(r, &oid); } else if (!strcmp(type, commit_type)) { - item->tagged = (struct object *)lookup_commit(&oid); + item->tagged = (struct object *)lookup_commit(r, &oid); } else if (!strcmp(type, tag_type)) { - item->tagged = (struct object *)lookup_tag(&oid); + item->tagged = (struct object *)lookup_tag(r, &oid); } else { error("Unknown type %s", type); item->tagged = NULL; @@ -202,7 +209,7 @@ int parse_tag(struct tag *item) return error("Object %s not a tag", oid_to_hex(&item->object.oid)); } - ret = parse_tag_buffer(item, data, size); + ret = parse_tag_buffer(the_repository, item, data, size); free(data); return ret; } @@ -11,12 +11,11 @@ struct tag { char *tag; timestamp_t date; }; - -extern struct tag *lookup_tag(const struct object_id *oid); -extern int parse_tag_buffer(struct tag *item, const void *data, unsigned long size); +extern struct tag *lookup_tag(struct repository *r, const struct object_id *oid); +extern int parse_tag_buffer(struct repository *r, struct tag *item, const void *data, unsigned long size); extern int parse_tag(struct tag *item); extern void release_tag_memory(struct tag *t); -extern struct object *deref_tag(struct object *, const char *, int); +extern struct object *deref_tag(struct repository *r, struct object *, const char *, int); extern struct object *deref_tag_noverify(struct object *); extern int gpg_verify_tag(const struct object_id *oid, const char *name_to_report, unsigned flags); diff --git a/transport-helper.c b/transport-helper.c index 1f8ff7e942..eab7f47565 100644 --- a/transport-helper.c +++ b/transport-helper.c @@ -651,14 +651,16 @@ static int connect_helper(struct transport *transport, const char *name, } static int fetch(struct transport *transport, - int nr_heads, struct ref **to_fetch) + int nr_heads, struct ref **to_fetch, + struct ref **fetched_refs) { struct helper_data *data = transport->data; int i, count; if (process_connect(transport, 0)) { do_take_over(transport); - return transport->vtable->fetch(transport, nr_heads, to_fetch); + return transport->vtable->fetch(transport, nr_heads, to_fetch, + fetched_refs); } count = 0; @@ -684,6 +686,9 @@ static int fetch(struct transport *transport, transport, "filter", data->transport_options.filter_options.filter_spec); + if (data->transport_options.negotiation_tips) + warning("Ignoring --negotiation-tip because the protocol does not support it."); + if (data->fetch) return fetch_with_fetch(transport, nr_heads, to_fetch); diff --git a/transport-internal.h b/transport-internal.h index 1cde6258a7..eeb6c340e5 100644 --- a/transport-internal.h +++ b/transport-internal.h @@ -36,11 +36,18 @@ struct transport_vtable { * Fetch the objects for the given refs. Note that this gets * an array, and should ignore the list structure. * + * The transport *may* provide, in fetched_refs, the list of refs that + * it fetched. If the transport knows anything about the fetched refs + * that the caller does not know (for example, shallow status), it + * should provide that list of refs and include that information in the + * list. + * * If the transport did not get hashes for refs in * get_refs_list(), it should set the old_sha1 fields in the * provided refs now. **/ - int (*fetch)(struct transport *transport, int refs_nr, struct ref **refs); + int (*fetch)(struct transport *transport, int refs_nr, struct ref **refs, + struct ref **fetched_refs); /** * Push the objects and refs. Send the necessary objects, and diff --git a/transport.c b/transport.c index a32da30dee..b64b7bcb86 100644 --- a/transport.c +++ b/transport.c @@ -151,7 +151,8 @@ static struct ref *get_refs_from_bundle(struct transport *transport, } static int fetch_refs_from_bundle(struct transport *transport, - int nr_heads, struct ref **to_fetch) + int nr_heads, struct ref **to_fetch, + struct ref **fetched_refs) { struct bundle_transport_data *data = transport->data; return unbundle(&data->header, data->fd, @@ -287,7 +288,8 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus } static int fetch_refs_via_pack(struct transport *transport, - int nr_heads, struct ref **to_fetch) + int nr_heads, struct ref **to_fetch, + struct ref **fetched_refs) { int ret = 0; struct git_transport_data *data = transport->data; @@ -318,6 +320,7 @@ static int fetch_refs_via_pack(struct transport *transport, args.filter_options = data->options.filter_options; args.stateless_rpc = transport->stateless_rpc; args.server_options = transport->server_options; + args.negotiation_tips = data->options.negotiation_tips; if (!data->got_remote_heads) refs_tmp = get_refs_via_connect(transport, 0, NULL); @@ -348,14 +351,19 @@ static int fetch_refs_via_pack(struct transport *transport, data->got_remote_heads = 0; data->options.self_contained_and_connected = args.self_contained_and_connected; + data->options.connectivity_checked = args.connectivity_checked; if (refs == NULL) ret = -1; if (report_unmatched_refs(to_fetch, nr_heads)) ret = -1; + if (fetched_refs) + *fetched_refs = refs; + else + free_refs(refs); + free_refs(refs_tmp); - free_refs(refs); free(dest); return ret; } @@ -1215,19 +1223,31 @@ const struct ref *transport_get_remote_refs(struct transport *transport, return transport->remote_refs; } -int transport_fetch_refs(struct transport *transport, struct ref *refs) +int transport_fetch_refs(struct transport *transport, struct ref *refs, + struct ref **fetched_refs) { int rc; int nr_heads = 0, nr_alloc = 0, nr_refs = 0; struct ref **heads = NULL; + struct ref *nop_head = NULL, **nop_tail = &nop_head; struct ref *rm; for (rm = refs; rm; rm = rm->next) { nr_refs++; if (rm->peer_ref && !is_null_oid(&rm->old_oid) && - !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid)) + !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid)) { + /* + * These need to be reported as fetched, but we don't + * actually need to fetch them. + */ + if (fetched_refs) { + struct ref *nop_ref = copy_ref(rm); + *nop_tail = nop_ref; + nop_tail = &nop_ref->next; + } continue; + } ALLOC_GROW(heads, nr_heads + 1, nr_alloc); heads[nr_heads++] = rm; } @@ -1245,7 +1265,11 @@ int transport_fetch_refs(struct transport *transport, struct ref *refs) heads[nr_heads++] = rm; } - rc = transport->vtable->fetch(transport, nr_heads, heads); + rc = transport->vtable->fetch(transport, nr_heads, heads, fetched_refs); + if (fetched_refs && nop_head) { + *nop_tail = *fetched_refs; + *fetched_refs = nop_head; + } free(heads); return rc; diff --git a/transport.h b/transport.h index 7792b08582..113530ea54 100644 --- a/transport.h +++ b/transport.h @@ -18,6 +18,17 @@ struct git_transport_options { unsigned deepen_relative : 1; unsigned from_promisor : 1; unsigned no_dependents : 1; + + /* + * If this transport supports connect or stateless-connect, + * the corresponding field in struct fetch_pack_args is copied + * here after fetching. + * + * See the definition of connectivity_checked in struct + * fetch_pack_args for more information. + */ + unsigned connectivity_checked:1; + int depth; const char *deepen_since; const struct string_list *deepen_not; @@ -25,6 +36,16 @@ struct git_transport_options { const char *receivepack; struct push_cas_option *cas; struct list_objects_filter_options filter_options; + + /* + * This is only used during fetch. See the documentation of + * negotiation_tips in struct fetch_pack_args. + * + * This field is only supported by transports that support connect or + * stateless_connect. Set this field directly instead of using + * transport_set_option(). + */ + struct oid_array *negotiation_tips; }; enum transport_family { @@ -218,7 +239,8 @@ int transport_push(struct transport *connection, const struct ref *transport_get_remote_refs(struct transport *transport, const struct argv_array *ref_prefixes); -int transport_fetch_refs(struct transport *transport, struct ref *refs); +int transport_fetch_refs(struct transport *transport, struct ref *refs, + struct ref **fetched_refs); void transport_unlock_pack(struct transport *transport); int transport_disconnect(struct transport *transport); char *transport_anonymize_url(const char *url); diff --git a/tree-walk.c b/tree-walk.c index ecd6e53b85..77b37f36fa 100644 --- a/tree-walk.c +++ b/tree-walk.c @@ -27,8 +27,9 @@ static int decode_tree_entry(struct tree_desc *desc, const char *buf, unsigned l { const char *path; unsigned int mode, len; + const unsigned hashsz = the_hash_algo->rawsz; - if (size < 23 || buf[size - 21]) { + if (size < hashsz + 3 || buf[size - (hashsz + 1)]) { strbuf_addstr(err, _("too-short tree object")); return -1; } @@ -8,6 +8,7 @@ #include "tag.h" #include "alloc.h" #include "tree-walk.h" +#include "repository.h" const char *tree_type = "tree"; @@ -18,15 +19,13 @@ static int read_one_entry_opt(struct index_state *istate, unsigned mode, int stage, int opt) { int len; - unsigned int size; struct cache_entry *ce; if (S_ISDIR(mode)) return READ_TREE_RECURSIVE; len = strlen(pathname); - size = cache_entry_size(baselen + len); - ce = xcalloc(1, size); + ce = make_empty_cache_entry(istate, baselen + len); ce->ce_mode = create_ce_mode(mode); ce->ce_flags = create_ce_flags(stage); @@ -100,7 +99,7 @@ static int read_tree_1(struct tree *tree, struct strbuf *base, else if (S_ISGITLINK(entry.mode)) { struct commit *commit; - commit = lookup_commit(entry.oid); + commit = lookup_commit(the_repository, entry.oid); if (!commit) die("Commit %s in submodule path %s%s not found", oid_to_hex(entry.oid), @@ -119,7 +118,7 @@ static int read_tree_1(struct tree *tree, struct strbuf *base, len = tree_entry_len(&entry); strbuf_add(base, entry.path, len); strbuf_addch(base, '/'); - retval = read_tree_1(lookup_tree(&oid), + retval = read_tree_1(lookup_tree(the_repository, &oid), base, stage, pathspec, fn, context); strbuf_setlen(base, oldlen); @@ -194,13 +193,13 @@ int read_tree(struct tree *tree, int stage, struct pathspec *match, return 0; } -struct tree *lookup_tree(const struct object_id *oid) +struct tree *lookup_tree(struct repository *r, const struct object_id *oid) { - struct object *obj = lookup_object(oid->hash); + struct object *obj = lookup_object(r, oid->hash); if (!obj) - return create_object(the_repository, oid->hash, - alloc_tree_node(the_repository)); - return object_as_type(obj, OBJ_TREE, 0); + return create_object(r, oid->hash, + alloc_tree_node(r)); + return object_as_type(r, obj, OBJ_TREE, 0); } int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size) @@ -244,7 +243,7 @@ void free_tree_buffer(struct tree *tree) struct tree *parse_tree_indirect(const struct object_id *oid) { - struct object *obj = parse_object(oid); + struct object *obj = parse_object(the_repository, oid); do { if (!obj) return NULL; @@ -257,6 +256,6 @@ struct tree *parse_tree_indirect(const struct object_id *oid) else return NULL; if (!obj->parsed) - parse_object(&obj->oid); + parse_object(the_repository, &obj->oid); } while (1); } @@ -12,7 +12,7 @@ struct tree { unsigned long size; }; -struct tree *lookup_tree(const struct object_id *oid); +struct tree *lookup_tree(struct repository *r, const struct object_id *oid); int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size); diff --git a/unicode-width.h b/unicode-width.h index 6dee2c77ce..7c643760f8 100644 --- a/unicode-width.h +++ b/unicode-width.h @@ -20,12 +20,13 @@ static const struct interval zero_width[] = { { 0x0730, 0x074A }, { 0x07A6, 0x07B0 }, { 0x07EB, 0x07F3 }, +{ 0x07FD, 0x07FD }, { 0x0816, 0x0819 }, { 0x081B, 0x0823 }, { 0x0825, 0x0827 }, { 0x0829, 0x082D }, { 0x0859, 0x085B }, -{ 0x08D4, 0x0902 }, +{ 0x08D3, 0x0902 }, { 0x093A, 0x093A }, { 0x093C, 0x093C }, { 0x0941, 0x0948 }, @@ -37,6 +38,7 @@ static const struct interval zero_width[] = { { 0x09C1, 0x09C4 }, { 0x09CD, 0x09CD }, { 0x09E2, 0x09E3 }, +{ 0x09FE, 0x09FE }, { 0x0A01, 0x0A02 }, { 0x0A3C, 0x0A3C }, { 0x0A41, 0x0A42 }, @@ -63,6 +65,7 @@ static const struct interval zero_width[] = { { 0x0BC0, 0x0BC0 }, { 0x0BCD, 0x0BCD }, { 0x0C00, 0x0C00 }, +{ 0x0C04, 0x0C04 }, { 0x0C3E, 0x0C40 }, { 0x0C46, 0x0C48 }, { 0x0C4A, 0x0C4D }, @@ -182,6 +185,7 @@ static const struct interval zero_width[] = { { 0xA825, 0xA826 }, { 0xA8C4, 0xA8C5 }, { 0xA8E0, 0xA8F1 }, +{ 0xA8FF, 0xA8FF }, { 0xA926, 0xA92D }, { 0xA947, 0xA951 }, { 0xA980, 0xA982 }, @@ -219,19 +223,22 @@ static const struct interval zero_width[] = { { 0x10A38, 0x10A3A }, { 0x10A3F, 0x10A3F }, { 0x10AE5, 0x10AE6 }, +{ 0x10D24, 0x10D27 }, +{ 0x10F46, 0x10F50 }, { 0x11001, 0x11001 }, { 0x11038, 0x11046 }, { 0x1107F, 0x11081 }, { 0x110B3, 0x110B6 }, { 0x110B9, 0x110BA }, { 0x110BD, 0x110BD }, +{ 0x110CD, 0x110CD }, { 0x11100, 0x11102 }, { 0x11127, 0x1112B }, { 0x1112D, 0x11134 }, { 0x11173, 0x11173 }, { 0x11180, 0x11181 }, { 0x111B6, 0x111BE }, -{ 0x111CA, 0x111CC }, +{ 0x111C9, 0x111CC }, { 0x1122F, 0x11231 }, { 0x11234, 0x11234 }, { 0x11236, 0x11237 }, @@ -239,13 +246,14 @@ static const struct interval zero_width[] = { { 0x112DF, 0x112DF }, { 0x112E3, 0x112EA }, { 0x11300, 0x11301 }, -{ 0x1133C, 0x1133C }, +{ 0x1133B, 0x1133C }, { 0x11340, 0x11340 }, { 0x11366, 0x1136C }, { 0x11370, 0x11374 }, { 0x11438, 0x1143F }, { 0x11442, 0x11444 }, { 0x11446, 0x11446 }, +{ 0x1145E, 0x1145E }, { 0x114B3, 0x114B8 }, { 0x114BA, 0x114BA }, { 0x114BF, 0x114C0 }, @@ -264,8 +272,9 @@ static const struct interval zero_width[] = { { 0x1171D, 0x1171F }, { 0x11722, 0x11725 }, { 0x11727, 0x1172B }, -{ 0x11A01, 0x11A06 }, -{ 0x11A09, 0x11A0A }, +{ 0x1182F, 0x11837 }, +{ 0x11839, 0x1183A }, +{ 0x11A01, 0x11A0A }, { 0x11A33, 0x11A38 }, { 0x11A3B, 0x11A3E }, { 0x11A47, 0x11A47 }, @@ -285,6 +294,10 @@ static const struct interval zero_width[] = { { 0x11D3C, 0x11D3D }, { 0x11D3F, 0x11D45 }, { 0x11D47, 0x11D47 }, +{ 0x11D90, 0x11D91 }, +{ 0x11D95, 0x11D95 }, +{ 0x11D97, 0x11D97 }, +{ 0x11EF3, 0x11EF4 }, { 0x16AF0, 0x16AF4 }, { 0x16B30, 0x16B36 }, { 0x16F8F, 0x16F92 }, @@ -355,7 +368,7 @@ static const struct interval double_width[] = { { 0x3000, 0x303E }, { 0x3041, 0x3096 }, { 0x3099, 0x30FF }, -{ 0x3105, 0x312E }, +{ 0x3105, 0x312F }, { 0x3131, 0x318E }, { 0x3190, 0x31BA }, { 0x31C0, 0x31E3 }, @@ -375,7 +388,7 @@ static const struct interval double_width[] = { { 0xFF01, 0xFF60 }, { 0xFFE0, 0xFFE6 }, { 0x16FE0, 0x16FE1 }, -{ 0x17000, 0x187EC }, +{ 0x17000, 0x187F1 }, { 0x18800, 0x18AF2 }, { 0x1B000, 0x1B11E }, { 0x1B170, 0x1B2FB }, @@ -410,13 +423,15 @@ static const struct interval double_width[] = { { 0x1F6CC, 0x1F6CC }, { 0x1F6D0, 0x1F6D2 }, { 0x1F6EB, 0x1F6EC }, -{ 0x1F6F4, 0x1F6F8 }, +{ 0x1F6F4, 0x1F6F9 }, { 0x1F910, 0x1F93E }, -{ 0x1F940, 0x1F94C }, -{ 0x1F950, 0x1F96B }, -{ 0x1F980, 0x1F997 }, -{ 0x1F9C0, 0x1F9C0 }, -{ 0x1F9D0, 0x1F9E6 }, +{ 0x1F940, 0x1F970 }, +{ 0x1F973, 0x1F976 }, +{ 0x1F97A, 0x1F97A }, +{ 0x1F97C, 0x1F9A2 }, +{ 0x1F9B0, 0x1F9B9 }, +{ 0x1F9C0, 0x1F9C2 }, +{ 0x1F9D0, 0x1F9FF }, { 0x20000, 0x2FFFD }, { 0x30000, 0x3FFFD } }; diff --git a/unpack-trees.c b/unpack-trees.c index 66741130ae..f9efee0836 100644 --- a/unpack-trees.c +++ b/unpack-trees.c @@ -204,20 +204,11 @@ static int do_add_entry(struct unpack_trees_options *o, struct cache_entry *ce, ADD_CACHE_OK_TO_ADD | ADD_CACHE_OK_TO_REPLACE); } -static struct cache_entry *dup_entry(const struct cache_entry *ce) -{ - unsigned int size = ce_size(ce); - struct cache_entry *new_entry = xmalloc(size); - - memcpy(new_entry, ce, size); - return new_entry; -} - static void add_entry(struct unpack_trees_options *o, const struct cache_entry *ce, unsigned int set, unsigned int clear) { - do_add_entry(o, dup_entry(ce), set, clear); + do_add_entry(o, dup_cache_entry(ce, &o->result), set, clear); } /* @@ -798,10 +789,17 @@ static int ce_in_traverse_path(const struct cache_entry *ce, return (info->pathlen < ce_namelen(ce)); } -static struct cache_entry *create_ce_entry(const struct traverse_info *info, const struct name_entry *n, int stage) +static struct cache_entry *create_ce_entry(const struct traverse_info *info, + const struct name_entry *n, + int stage, + struct index_state *istate, + int is_transient) { int len = traverse_path_len(info, n); - struct cache_entry *ce = xcalloc(1, cache_entry_size(len)); + struct cache_entry *ce = + is_transient ? + make_empty_transient_cache_entry(len) : + make_empty_cache_entry(istate, len); ce->ce_mode = create_ce_mode(n->mode); ce->ce_flags = create_ce_flags(stage); @@ -847,7 +845,15 @@ static int unpack_nondirectories(int n, unsigned long mask, stage = 3; else stage = 2; - src[i + o->merge] = create_ce_entry(info, names + i, stage); + + /* + * If the merge bit is set, then the cache entries are + * discarded in the following block. In this case, + * construct "transient" cache_entries, as they are + * not stored in the index. otherwise construct the + * cache entry from the index aware logic. + */ + src[i + o->merge] = create_ce_entry(info, names + i, stage, &o->result, o->merge); } if (o->merge) { @@ -856,7 +862,7 @@ static int unpack_nondirectories(int n, unsigned long mask, for (i = 0; i < n; i++) { struct cache_entry *ce = src[i + o->merge]; if (ce != o->df_conflict_entry) - free(ce); + discard_cache_entry(ce); } return rc; } @@ -1247,7 +1253,7 @@ static void mark_new_skip_worktree(struct exclude_list *el, if (select_flag && !(ce->ce_flags & select_flag)) continue; - if (!ce_stage(ce)) + if (!ce_stage(ce) && !(ce->ce_flags & CE_CONFLICTED)) ce->ce_flags |= skip_wt_flag; else ce->ce_flags &= ~skip_wt_flag; @@ -1788,7 +1794,7 @@ static int merged_entry(const struct cache_entry *ce, struct unpack_trees_options *o) { int update = CE_UPDATE; - struct cache_entry *merge = dup_entry(ce); + struct cache_entry *merge = dup_cache_entry(ce, &o->result); if (!old) { /* @@ -1808,7 +1814,7 @@ static int merged_entry(const struct cache_entry *ce, if (verify_absent(merge, ERROR_WOULD_LOSE_UNTRACKED_OVERWRITTEN, o)) { - free(merge); + discard_cache_entry(merge); return -1; } invalidate_ce_path(merge, o); @@ -1834,7 +1840,7 @@ static int merged_entry(const struct cache_entry *ce, update = 0; } else { if (verify_uptodate(old, o)) { - free(merge); + discard_cache_entry(merge); return -1; } /* Migrate old flags over */ diff --git a/upload-pack.c b/upload-pack.c index 936acabbdd..82b393ec31 100644 --- a/upload-pack.c +++ b/upload-pack.c @@ -3,6 +3,7 @@ #include "refs.h" #include "pkt-line.h" #include "sideband.h" +#include "repository.h" #include "object-store.h" #include "tag.h" #include "object.h" @@ -65,6 +66,7 @@ static const char *pack_objects_hook; static int filter_capability_requested; static int allow_filter; +static int allow_ref_in_want; static struct list_objects_filter_options filter_options; static void reset_timeout(void) @@ -311,7 +313,7 @@ static int got_oid(const char *hex, struct object_id *oid) if (!has_object_file(oid)) return -1; - o = parse_object(oid); + o = parse_object(the_repository, oid); if (!o) die("oops (%s)", oid_to_hex(oid)); if (o->type == OBJ_COMMIT) { @@ -349,7 +351,7 @@ static int reachable(struct commit *want) break; } if (!commit->object.parsed) - parse_object(&commit->object.oid); + parse_object(the_repository, &commit->object.oid); if (commit->object.flags & REACHABLE) continue; commit->object.flags |= REACHABLE; @@ -379,7 +381,7 @@ static int ok_to_give_up(void) if (want->flags & COMMON_KNOWN) continue; - want = deref_tag(want, "a want line", 0); + want = deref_tag(the_repository, want, "a want line", 0); if (!want || want->type != OBJ_COMMIT) { /* no way to tell if this is reachable by * looking at the ancestry chain alone, so @@ -569,7 +571,7 @@ static int get_reachable_list(struct object_array *src, if (parse_oid_hex(namebuf, &sha1, &p) || *p != '\n') break; - o = lookup_object(sha1.hash); + o = lookup_object(the_repository, sha1.hash); if (o && o->type == OBJ_COMMIT) { o->flags &= ~TMP_MARK; } @@ -800,7 +802,7 @@ static int process_shallow(const char *line, struct object_array *shallows) struct object *object; if (get_oid_hex(arg, &oid)) die("invalid shallow line: %s", line); - object = parse_object(&oid); + object = parse_object(the_repository, &oid); if (!object) return 1; if (object->type != OBJ_COMMIT) @@ -926,7 +928,7 @@ static void receive_needs(void) if (allow_filter && parse_feature_request(features, "filter")) filter_capability_requested = 1; - o = parse_object(&oid_buf); + o = parse_object(the_repository, &oid_buf); if (!o) { packet_write_fmt(1, "ERR upload-pack: not our ref %s", @@ -1077,6 +1079,8 @@ static int upload_pack_config(const char *var, const char *value, void *unused) return git_config_string(&pack_objects_hook, var, value); } else if (!strcmp("uploadpack.allowfilter", var)) { allow_filter = git_config_bool(var, value); + } else if (!strcmp("uploadpack.allowrefinwant", var)) { + allow_ref_in_want = git_config_bool(var, value); } return parse_hide_refs_config(var, value, "uploadpack"); } @@ -1116,6 +1120,7 @@ void upload_pack(struct upload_pack_options *options) struct upload_pack_data { struct object_array wants; + struct string_list wanted_refs; struct oid_array haves; struct object_array shallows; @@ -1137,12 +1142,14 @@ struct upload_pack_data { static void upload_pack_data_init(struct upload_pack_data *data) { struct object_array wants = OBJECT_ARRAY_INIT; + struct string_list wanted_refs = STRING_LIST_INIT_DUP; struct oid_array haves = OID_ARRAY_INIT; struct object_array shallows = OBJECT_ARRAY_INIT; struct string_list deepen_not = STRING_LIST_INIT_DUP; memset(data, 0, sizeof(*data)); data->wants = wants; + data->wanted_refs = wanted_refs; data->haves = haves; data->shallows = shallows; data->deepen_not = deepen_not; @@ -1151,6 +1158,7 @@ static void upload_pack_data_init(struct upload_pack_data *data) static void upload_pack_data_clear(struct upload_pack_data *data) { object_array_clear(&data->wants); + string_list_clear(&data->wanted_refs, 1); oid_array_clear(&data->haves); object_array_clear(&data->shallows); string_list_clear(&data->deepen_not, 0); @@ -1167,7 +1175,7 @@ static int parse_want(const char *line) die("git upload-pack: protocol error, " "expected to get oid, not '%s'", line); - o = parse_object(&oid); + o = parse_object(the_repository, &oid); if (!o) { packet_write_fmt(1, "ERR upload-pack: not our ref %s", @@ -1187,6 +1195,34 @@ static int parse_want(const char *line) return 0; } +static int parse_want_ref(const char *line, struct string_list *wanted_refs) +{ + const char *arg; + if (skip_prefix(line, "want-ref ", &arg)) { + struct object_id oid; + struct string_list_item *item; + struct object *o; + + if (read_ref(arg, &oid)) { + packet_write_fmt(1, "ERR unknown ref %s", arg); + die("unknown ref %s", arg); + } + + item = string_list_append(wanted_refs, arg); + item->util = oiddup(&oid); + + o = parse_object_or_die(&oid, arg); + if (!(o->flags & WANTED)) { + o->flags |= WANTED; + add_object_array(o, NULL, &want_obj); + } + + return 1; + } + + return 0; +} + static int parse_have(const char *line, struct oid_array *haves) { const char *arg; @@ -1212,6 +1248,8 @@ static void process_args(struct packet_reader *request, /* process want */ if (parse_want(arg)) continue; + if (allow_ref_in_want && parse_want_ref(arg, &data->wanted_refs)) + continue; /* process have line */ if (parse_have(arg, &data->haves)) continue; @@ -1279,7 +1317,7 @@ static int process_haves(struct oid_array *haves, struct oid_array *common) oid_array_append(common, oid); - o = parse_object(oid); + o = parse_object(the_repository, oid); if (!o) die("oops (%s)", oid_to_hex(oid)); if (o->type == OBJ_COMMIT) { @@ -1354,6 +1392,24 @@ static int process_haves_and_send_acks(struct upload_pack_data *data) return ret; } +static void send_wanted_ref_info(struct upload_pack_data *data) +{ + const struct string_list_item *item; + + if (!data->wanted_refs.nr) + return; + + packet_write_fmt(1, "wanted-refs\n"); + + for_each_string_list_item(item, &data->wanted_refs) { + packet_write_fmt(1, "%s %s\n", + oid_to_hex(item->util), + item->string); + } + + packet_delim(1); +} + static void send_shallow_info(struct upload_pack_data *data) { /* No shallow info needs to be sent */ @@ -1421,6 +1477,7 @@ int upload_pack_v2(struct repository *r, struct argv_array *keys, state = FETCH_DONE; break; case FETCH_SEND_PACK: + send_wanted_ref_info(&data); send_shallow_info(&data); packet_write_fmt(1, "packfile\n"); @@ -1441,12 +1498,22 @@ int upload_pack_advertise(struct repository *r, { if (value) { int allow_filter_value; + int allow_ref_in_want; + strbuf_addstr(value, "shallow"); + if (!repo_config_get_bool(the_repository, "uploadpack.allowfilter", &allow_filter_value) && allow_filter_value) strbuf_addstr(value, " filter"); + + if (!repo_config_get_bool(the_repository, + "uploadpack.allowrefinwant", + &allow_ref_in_want) && + allow_ref_in_want) + strbuf_addstr(value, " ref-in-want"); } + return 1; } diff --git a/userdiff.c b/userdiff.c index a69241b25d..36af25e7f9 100644 --- a/userdiff.c +++ b/userdiff.c @@ -114,7 +114,7 @@ PATTERNS("perl", "|<<|<>|<=>|>>"), PATTERNS("php", "^[\t ]*(((public|protected|private|static)[\t ]+)*function.*)$\n" - "^[\t ]*(class.*)$", + "^[\t ]*((((final|abstract)[\t ]+)?class|interface|trait).*)$", /* -- */ "[a-zA-Z_][a-zA-Z0-9_]*" "|[-+0-9.e]+|0[xXbB]?[0-9a-fA-F]+" @@ -566,10 +566,10 @@ static int has_bom_prefix(const char *data, size_t len, return data && bom && (len >= bom_len) && !memcmp(data, bom, bom_len); } -static const char utf16_be_bom[] = {0xFE, 0xFF}; -static const char utf16_le_bom[] = {0xFF, 0xFE}; -static const char utf32_be_bom[] = {0x00, 0x00, 0xFE, 0xFF}; -static const char utf32_le_bom[] = {0xFF, 0xFE, 0x00, 0x00}; +static const char utf16_be_bom[] = {'\xFE', '\xFF'}; +static const char utf16_le_bom[] = {'\xFF', '\xFE'}; +static const char utf32_be_bom[] = {'\0', '\0', '\xFE', '\xFF'}; +static const char utf32_le_bom[] = {'\xFF', '\xFE', '\0', '\0'}; int has_prohibited_utf_bom(const char *enc, const char *data, size_t len) { @@ -1,5 +1,6 @@ #include "cache.h" #include "walker.h" +#include "repository.h" #include "object-store.h" #include "commit.h" #include "tree.h" @@ -48,12 +49,14 @@ static int process_tree(struct walker *walker, struct tree *tree) if (S_ISGITLINK(entry.mode)) continue; if (S_ISDIR(entry.mode)) { - struct tree *tree = lookup_tree(entry.oid); + struct tree *tree = lookup_tree(the_repository, + entry.oid); if (tree) obj = &tree->object; } else { - struct blob *blob = lookup_blob(entry.oid); + struct blob *blob = lookup_blob(the_repository, + entry.oid); if (blob) obj = &blob->object; } @@ -178,7 +181,7 @@ static int loop(struct walker *walker) } } if (!obj->type) - parse_object(&obj->oid); + parse_object(the_repository, &obj->oid); if (process_object(walker, obj)) return -1; } @@ -204,7 +207,8 @@ static int interpret_target(struct walker *walker, char *target, struct object_i static int mark_complete(const char *path, const struct object_id *oid, int flag, void *cb_data) { - struct commit *commit = lookup_commit_reference_gently(oid, 1); + struct commit *commit = lookup_commit_reference_gently(the_repository, + oid, 1); if (commit) { commit->object.flags |= COMPLETE; diff --git a/wt-status.c b/wt-status.c index 8827a256d3..6bf2fdbab6 100644 --- a/wt-status.c +++ b/wt-status.c @@ -1489,7 +1489,7 @@ static void wt_status_get_detached_from(struct wt_status_state *state) /* sha1 is a commit? match without further lookup */ (!oidcmp(&cb.noid, &oid) || /* perhaps sha1 is a tag, try to dereference to a commit */ - ((commit = lookup_commit_reference_gently(&oid, 1)) != NULL && + ((commit = lookup_commit_reference_gently(the_repository, &oid, 1)) != NULL && !oidcmp(&cb.noid, &commit->object.oid)))) { const char *from = ref; if (!skip_prefix(from, "refs/tags/", &from)) @@ -2340,7 +2340,17 @@ int has_uncommitted_changes(int ignore_submodules) if (ignore_submodules) rev_info.diffopt.flags.ignore_submodules = 1; rev_info.diffopt.flags.quick = 1; + add_head_to_pending(&rev_info); + if (!rev_info.pending.nr) { + /* + * We have no head (or it's corrupt); use the empty tree, + * which will complain if the index is non-empty. + */ + struct tree *tree = lookup_tree(the_repository, the_hash_algo->empty_tree); + add_pending_object(&rev_info, &tree->object, ""); + } + diff_setup_done(&rev_info.diffopt); result = run_diff_index(&rev_info, 1); return diff_result_code(&rev_info.diffopt, result); diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h index c1937a2911..2356da5f78 100644 --- a/xdiff/xdiff.h +++ b/xdiff/xdiff.h @@ -52,14 +52,6 @@ extern "C" { #define XDL_EMIT_FUNCNAMES (1 << 0) #define XDL_EMIT_FUNCCONTEXT (1 << 2) -#define XDL_MMB_READONLY (1 << 0) - -#define XDL_MMF_ATOMIC (1 << 0) - -#define XDL_BDOP_INS 1 -#define XDL_BDOP_CPY 2 -#define XDL_BDOP_INSB 3 - /* merge simplification levels */ #define XDL_MERGE_MINIMAL 0 #define XDL_MERGE_EAGER 1 diff --git a/xdiff/xdiffi.c b/xdiff/xdiffi.c index 0de1ef463b..3e8aff92bc 100644 --- a/xdiff/xdiffi.c +++ b/xdiff/xdiffi.c @@ -22,34 +22,17 @@ #include "xinclude.h" - - #define XDL_MAX_COST_MIN 256 #define XDL_HEUR_MIN_COST 256 #define XDL_LINE_MAX (long)((1UL << (CHAR_BIT * sizeof(long) - 1)) - 1) #define XDL_SNAKE_CNT 20 #define XDL_K_HEUR 4 - - typedef struct s_xdpsplit { long i1, i2; int min_lo, min_hi; } xdpsplit_t; - - - -static long xdl_split(unsigned long const *ha1, long off1, long lim1, - unsigned long const *ha2, long off2, long lim2, - long *kvdf, long *kvdb, int need_min, xdpsplit_t *spl, - xdalgoenv_t *xenv); -static xdchange_t *xdl_add_change(xdchange_t *xscr, long i1, long i2, long chg1, long chg2); - - - - - /* * See "An O(ND) Difference Algorithm and its Variations", by Eugene Myers. * Basically considers a "box" (off1, off2, lim1, lim2) and scan from both |