diff options
237 files changed, 4581 insertions, 1802 deletions
diff --git a/Documentation/RelNotes-1.6.5.8.txt b/Documentation/RelNotes-1.6.5.8.txt new file mode 100644 index 0000000000..8b24bebb96 --- /dev/null +++ b/Documentation/RelNotes-1.6.5.8.txt @@ -0,0 +1,28 @@ +Git v1.6.5.8 Release Notes +========================== + +Fixes since v1.6.5.7 +-------------------- + +* "git count-objects" did not handle packfiles that are bigger than 4G on + platforms with 32-bit off_t. + +* "git rebase -i" did not abort cleanly if it failed to launch the editor. + +* "git blame" did not work well when commit lacked the author name. + +* "git fast-import" choked when handling a tag that points at an object + that is not a commit. + +* "git reset --hard" did not work correctly when GIT_WORK_TREE environment + variable is used to point at the root of the true work tree. + +* "git grep" fed a buffer that is not NUL-terminated to underlying + regexec(). + +* "git checkout -m other" while on a branch that does not have any commit + segfaulted, instead of failing. + +* "git branch -a other" should have diagnosed the command as an error. + +Other minor documentation updates are also included. diff --git a/Documentation/RelNotes-1.6.6.1.txt b/Documentation/RelNotes-1.6.6.1.txt index 406fbc4e0f..f1d0a4ae2d 100644 --- a/Documentation/RelNotes-1.6.6.1.txt +++ b/Documentation/RelNotes-1.6.6.1.txt @@ -4,8 +4,16 @@ Git v1.6.6.1 Release Notes Fixes since v1.6.6 ------------------ + * "git blame" did not work well when commit lacked the author name. + * "git branch -a name" wasn't diagnosed as an error. + * "git count-objects" did not handle packfiles that are bigger than 4G on + platforms with 32-bit off_t. + + * "git checkout -m other" while on a branch that does not have any commit + segfaulted, instead of failing. + * "git fast-import" choked when fed a tag that do not point at a commit. @@ -15,6 +23,11 @@ Fixes since v1.6.6 * "git grep -L" didn't show empty files (they should never match, and they should always appear in -L output as unmatching). + * "git rebase -i" did not abort cleanly if it failed to launch the editor. + + * "git reset --hard" did not work correctly when GIT_WORK_TREE environment + variable is used to point at the root of the true work tree. + * http-backend was not listed in the command list in the documentation. * Building on FreeBSD (both 7 and 8) needs OLD_ICONV set in the Makefile @@ -22,9 +35,3 @@ Fixes since v1.6.6 * "git checkout -m some-branch" while on an unborn branch crashed. Other minor documentation updates are included. - --- -exec >/var/tmp/1 -O=v1.6.6-39-g6304c40 -echo O=$(git describe maint) -git shortlog --no-merges $O..maint diff --git a/Documentation/config.txt b/Documentation/config.txt index 2d6775c135..8dcb191566 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -64,7 +64,7 @@ The values following the equals sign in variable assign are all either a string, an integer, or a boolean. Boolean values may be given as yes/no, 0/1, true/false or on/off. Case is not significant in boolean values, when converting value to the canonical form using '--bool' type specifier; -'git-config' will ensure that the output is "true" or "false". +'git config' will ensure that the output is "true" or "false". String values may be entirely or partially enclosed in double quotes. You need to enclose variable values in double quotes if you want to @@ -130,6 +130,14 @@ advice.*:: Advice shown when linkgit:git-merge[1] refuses to merge to avoid overwritting local changes. Default: true. + resolveConflict:: + Advices shown by various commands when conflicts + prevent the operation from being performed. + Default: true. + implicitIdentity:: + Advice on how to set your identity configuration when + your information is guessed from the system username and + domain name. Default: true. -- core.fileMode:: @@ -442,8 +450,8 @@ core.pager:: core.whitespace:: A comma separated list of common whitespace problems to - notice. 'git-diff' will use `color.diff.whitespace` to - highlight them, and 'git-apply --whitespace=error' will + notice. 'git diff' will use `color.diff.whitespace` to + highlight them, and 'git apply --whitespace=error' will consider them as errors. You can prefix `-` to disable any of them (e.g. `-trailing-space`): + @@ -507,7 +515,7 @@ core.sparseCheckout:: linkgit:git-read-tree[1] for more information. add.ignore-errors:: - Tells 'git-add' to continue adding files when some files cannot be + Tells 'git add' to continue adding files when some files cannot be added due to indexing errors. Equivalent to the '--ignore-errors' option of linkgit:git-add[1]. @@ -529,19 +537,19 @@ executed from the top-level directory of a repository, which may not necessarily be the current directory. apply.ignorewhitespace:: - When set to 'change', tells 'git-apply' to ignore changes in + When set to 'change', tells 'git apply' to ignore changes in whitespace, in the same way as the '--ignore-space-change' option. - When set to one of: no, none, never, false tells 'git-apply' to + When set to one of: no, none, never, false tells 'git apply' to respect all whitespace differences. See linkgit:git-apply[1]. apply.whitespace:: - Tells 'git-apply' how to handle whitespaces, in the same way + Tells 'git apply' how to handle whitespaces, in the same way as the '--whitespace' option. See linkgit:git-apply[1]. branch.autosetupmerge:: - Tells 'git-branch' and 'git-checkout' to set up new branches + Tells 'git branch' and 'git checkout' to set up new branches so that linkgit:git-pull[1] will appropriately merge from the starting point branch. Note that even if this option is not set, this behavior can be chosen per-branch using the `--track` @@ -552,7 +560,7 @@ branch.autosetupmerge:: branch. This option defaults to true. branch.autosetuprebase:: - When a new branch is created with 'git-branch' or 'git-checkout' + When a new branch is created with 'git branch' or 'git checkout' that tracks another branch, this variable tells git to set up pull to rebase instead of merge (see "branch.<name>.rebase"). When `never`, rebase is never automatically set to true. @@ -567,24 +575,24 @@ branch.autosetuprebase:: This option defaults to never. branch.<name>.remote:: - When in branch <name>, it tells 'git-fetch' and 'git-push' which + When in branch <name>, it tells 'git fetch' and 'git push' which remote to fetch from/push to. It defaults to `origin` if no remote is configured. `origin` is also used if you are not on any branch. branch.<name>.merge:: Defines, together with branch.<name>.remote, the upstream branch - for the given branch. It tells 'git-fetch'/'git-pull' which - branch to merge and can also affect 'git-push' (see push.default). - When in branch <name>, it tells 'git-fetch' the default + for the given branch. It tells 'git fetch'/'git pull' which + branch to merge and can also affect 'git push' (see push.default). + When in branch <name>, it tells 'git fetch' the default refspec to be marked for merging in FETCH_HEAD. The value is handled like the remote part of a refspec, and must match a ref which is fetched from the remote given by "branch.<name>.remote". - The merge information is used by 'git-pull' (which at first calls - 'git-fetch') to lookup the default branch for merging. Without - this option, 'git-pull' defaults to merge the first refspec fetched. + The merge information is used by 'git pull' (which at first calls + 'git fetch') to lookup the default branch for merging. Without + this option, 'git pull' defaults to merge the first refspec fetched. Specify multiple values to get an octopus merge. - If you wish to setup 'git-pull' so that it merges into <name> from + If you wish to setup 'git pull' so that it merges into <name> from another branch in the local repository, you can point branch.<name>.merge to the desired branch, and use the special setting `.` (a period) for branch.<name>.remote. @@ -656,14 +664,6 @@ color.grep:: `never`), never. When set to `true` or `auto`, use color only when the output is written to the terminal. Defaults to `false`. -color.grep.external:: - The string value of this variable is passed to an external 'grep' - command as a command line option if match highlighting is turned - on. If set to an empty string, no option is passed at all, - turning off coloring for external 'grep' calls; this is the default. - For GNU grep, set it to `--color=always` to highlight matches even - when a pager is used. - color.grep.match:: Use customized color for matches. The value of this variable may be specified as in color.branch.<slot>. It is passed using @@ -677,7 +677,7 @@ color.interactive:: colors only when the output is to the terminal. Defaults to false. color.interactive.<slot>:: - Use customized color for 'git-add --interactive' + Use customized color for 'git add --interactive' output. `<slot>` may be `prompt`, `header`, `help` or `error`, for four distinct types of normal output from interactive commands. The values of these variables may be specified as @@ -727,14 +727,14 @@ commit.template:: specified user's home directory. diff.autorefreshindex:: - When using 'git-diff' to compare with work tree + When using 'git diff' to compare with work tree files, do not consider stat-only change as changed. Instead, silently run `git update-index --refresh` to update the cached stat information for paths whose contents in the work tree match the contents in the index. This option defaults to true. Note that this - affects only 'git-diff' Porcelain, and not lower level - 'diff' commands such as 'git-diff-files'. + affects only 'git diff' Porcelain, and not lower level + 'diff' commands such as 'git diff-files'. diff.external:: If this config variable is set, diff generation is not @@ -746,24 +746,24 @@ diff.external:: your files, you might want to use linkgit:gitattributes[5] instead. diff.mnemonicprefix:: - If set, 'git-diff' uses a prefix pair that is different from the + If set, 'git diff' uses a prefix pair that is different from the standard "a/" and "b/" depending on what is being compared. When this configuration is in effect, reverse diff output also swaps the order of the prefixes: -'git-diff';; +`git diff`;; compares the (i)ndex and the (w)ork tree; -'git-diff HEAD';; +`git diff HEAD`;; compares a (c)ommit and the (w)ork tree; -'git diff --cached';; +`git diff --cached`;; compares a (c)ommit and the (i)ndex; -'git-diff HEAD:file1 file2';; +`git diff HEAD:file1 file2`;; compares an (o)bject and a (w)ork tree entity; -'git diff --no-index a b';; +`git diff --no-index a b`;; compares two non-git things (1) and (2). diff.renameLimit:: The number of files to consider when performing the copy/rename - detection; equivalent to the 'git-diff' option '-l'. + detection; equivalent to the 'git diff' option '-l'. diff.renames:: Tells git to detect renames. If set to any boolean value, it @@ -849,7 +849,7 @@ format.pretty:: linkgit:git-whatchanged[1]. format.thread:: - The default threading style for 'git-format-patch'. Can be + The default threading style for 'git format-patch'. Can be a boolean value, or `shallow` or `deep`. `shallow` threading makes every mail a reply to the head of the series, where the head is chosen from the cover letter, the @@ -867,7 +867,7 @@ format.signoff:: gc.aggressiveWindow:: The window size parameter used in the delta compression - algorithm used by 'git-gc --aggressive'. This defaults + algorithm used by 'git gc --aggressive'. This defaults to 10. gc.auto:: @@ -887,33 +887,33 @@ gc.packrefs:: Running `git pack-refs` in a repository renders it unclonable by Git versions prior to 1.5.1.2 over dumb transports such as HTTP. This variable determines whether - 'git gc' runs `git pack-refs`. This can be set to "nobare" + 'git gc' runs `git pack-refs`. This can be set to `nobare` to enable it within all non-bare repos or it can be set to a boolean value. The default is `true`. gc.pruneexpire:: - When 'git-gc' is run, it will call 'prune --expire 2.weeks.ago'. + When 'git gc' is run, it will call 'prune --expire 2.weeks.ago'. Override the grace period with this config variable. The value "now" may be used to disable this grace period and always prune unreachable objects immediately. gc.reflogexpire:: - 'git-reflog expire' removes reflog entries older than + 'git reflog expire' removes reflog entries older than this time; defaults to 90 days. gc.reflogexpireunreachable:: - 'git-reflog expire' removes reflog entries older than + 'git reflog expire' removes reflog entries older than this time and are not reachable from the current tip; defaults to 30 days. gc.rerereresolved:: Records of conflicted merge you resolved earlier are - kept for this many days when 'git-rerere gc' is run. + kept for this many days when 'git rerere gc' is run. The default is 60 days. See linkgit:git-rerere[1]. gc.rerereunresolved:: Records of conflicted merge you have not resolved are - kept for this many days when 'git-rerere gc' is run. + kept for this many days when 'git rerere gc' is run. The default is 15 days. See linkgit:git-rerere[1]. gitcvs.commitmsgannotation:: @@ -1021,7 +1021,7 @@ gui.spellingdictionary:: off. gui.fastcopyblame:: - If true, 'git gui blame' uses '-C' instead of '-C -C' for original + If true, 'git gui blame' uses `-C` instead of `-C -C` for original location detection. It makes blame significantly faster on huge repositories at the expense of less thorough copy detection. @@ -1180,7 +1180,7 @@ i18n.commitEncoding:: i18n.logOutputEncoding:: Character encoding the commit messages are converted to when - running 'git-log' and friends. + running 'git log' and friends. imap:: The configuration variables in the 'imap' section are described @@ -1214,7 +1214,7 @@ interactive.singlekey:: log.date:: Set default date-time mode for the log command. Setting log.date - value is similar to using 'git-log'\'s --date option. The value is one of the + value is similar to using 'git log'\'s --date option. The value is one of the following alternatives: {relative,local,default,iso,rfc,short}. See linkgit:git-log[1]. diff --git a/Documentation/fetch-options.txt b/Documentation/fetch-options.txt index ab6419fe6e..fe716b2e42 100644 --- a/Documentation/fetch-options.txt +++ b/Documentation/fetch-options.txt @@ -19,7 +19,7 @@ endif::git-pull[] -f:: --force:: - When 'git-fetch' is used with `<rbranch>:<lbranch>` + When 'git fetch' is used with `<rbranch>:<lbranch>` refspec, it refuses to update the local branch `<lbranch>` unless the remote branch `<rbranch>` it fetches is a descendant of `<lbranch>`. This option @@ -61,16 +61,16 @@ endif::git-pull[] -u:: --update-head-ok:: - By default 'git-fetch' refuses to update the head which + By default 'git fetch' refuses to update the head which corresponds to the current branch. This flag disables the - check. This is purely for the internal use for 'git-pull' - to communicate with 'git-fetch', and unless you are + check. This is purely for the internal use for 'git pull' + to communicate with 'git fetch', and unless you are implementing your own Porcelain you are not supposed to use it. --upload-pack <upload-pack>:: When given, and the repository to fetch from is handled - by 'git-fetch-pack', '--exec=<upload-pack>' is passed to + by 'git fetch-pack', '--exec=<upload-pack>' is passed to the command to specify non-default path for the command run on the other end. diff --git a/Documentation/git-add.txt b/Documentation/git-add.txt index 1f1b19996b..f74fcf3737 100644 --- a/Documentation/git-add.txt +++ b/Documentation/git-add.txt @@ -39,7 +39,7 @@ The `git add` command will not add ignored files by default. If any ignored files were explicitly specified on the command line, `git add` will fail with a list of ignored files. Ignored files reached by directory recursion or filename globbing performed by Git (quote your -globs before the shell) will be silently ignored. The `add` command can +globs before the shell) will be silently ignored. The 'git add' command can be used to add ignored files with the `-f` (force) option. Please see linkgit:git-commit[1] for alternative ways to add content to a diff --git a/Documentation/git-am.txt b/Documentation/git-am.txt index 67ad5da9cc..c3e4f12c44 100644 --- a/Documentation/git-am.txt +++ b/Documentation/git-am.txt @@ -37,7 +37,7 @@ OPTIONS -k:: --keep:: - Pass `-k` flag to 'git-mailinfo' (see linkgit:git-mailinfo[1]). + Pass `-k` flag to 'git mailinfo' (see linkgit:git-mailinfo[1]). -c:: --scissors:: @@ -53,7 +53,7 @@ OPTIONS -u:: --utf8:: - Pass `-u` flag to 'git-mailinfo' (see linkgit:git-mailinfo[1]). + Pass `-u` flag to 'git mailinfo' (see linkgit:git-mailinfo[1]). The proposed commit log message taken from the e-mail is re-coded into UTF-8 encoding (configuration variable `i18n.commitencoding` can be used to specify project's @@ -63,7 +63,7 @@ This was optional in prior versions of git, but now it is the default. You can use `--no-utf8` to override this. --no-utf8:: - Pass `-n` flag to 'git-mailinfo' (see + Pass `-n` flag to 'git mailinfo' (see linkgit:git-mailinfo[1]). -3:: @@ -81,7 +81,7 @@ default. You can use `--no-utf8` to override this. -p<n>:: --directory=<dir>:: --reject:: - These flags are passed to the 'git-apply' (see linkgit:git-apply[1]) + These flags are passed to the 'git apply' (see linkgit:git-apply[1]) program that applies the patch. @@ -121,7 +121,7 @@ default. You can use `--no-utf8` to override this. to the screen before exiting. This overrides the standard message informing you to use `--resolved` or `--skip` to handle the failure. This is solely - for internal use between 'git-rebase' and 'git-am'. + for internal use between 'git rebase' and 'git am'. --abort:: Restore the original branch and abort the patching operation. diff --git a/Documentation/git-apply.txt b/Documentation/git-apply.txt index c2528a7654..8463439ac5 100644 --- a/Documentation/git-apply.txt +++ b/Documentation/git-apply.txt @@ -69,7 +69,7 @@ OPTIONS without using the working tree. This implies `--index`. --build-fake-ancestor=<file>:: - Newer 'git-diff' output has embedded 'index information' + Newer 'git diff' output has embedded 'index information' for each blob to help identify the original version that the patch applies to. When this flag is given, and if the original versions of the blobs are available locally, @@ -83,7 +83,7 @@ the information is read from the current index instead. Apply the patch in reverse. --reject:: - For atomicity, 'git-apply' by default fails the whole patch and + For atomicity, 'git apply' by default fails the whole patch and does not touch the working tree when some of the hunks do not apply. This option makes it apply the parts of the patch that are applicable, and leave the @@ -109,7 +109,7 @@ any of those replacements occurred. ever ignored. --unidiff-zero:: - By default, 'git-apply' expects that the patch being + By default, 'git apply' expects that the patch being applied is a unified diff with at least one line of context. This provides good safety measures, but breaks down when applying a diff generated with `--unified=0`. To bypass these @@ -120,7 +120,7 @@ discouraged. --apply:: If you use any of the options marked "Turns off - 'apply'" above, 'git-apply' reads and outputs the + 'apply'" above, 'git apply' reads and outputs the requested information without actually applying the patch. Give this flag after those flags to also apply the patch. @@ -229,7 +229,7 @@ apply.whitespace:: Submodules ---------- -If the patch contains any changes to submodules then 'git-apply' +If the patch contains any changes to submodules then 'git apply' treats these changes as follows. If `--index` is specified (explicitly or implicitly), then the submodule diff --git a/Documentation/git-archimport.txt b/Documentation/git-archimport.txt index c7a6e3ec05..4d4325f222 100644 --- a/Documentation/git-archimport.txt +++ b/Documentation/git-archimport.txt @@ -29,17 +29,17 @@ branches that have different roots, it will refuse to run. In that case, edit your <archive/branch> parameters to define clearly the scope of the import. -'git-archimport' uses `tla` extensively in the background to access the +'git archimport' uses `tla` extensively in the background to access the Arch repository. Make sure you have a recent version of `tla` available in the path. `tla` must -know about the repositories you pass to 'git-archimport'. +know about the repositories you pass to 'git archimport'. -For the initial import, 'git-archimport' expects to find itself in an empty +For the initial import, 'git archimport' expects to find itself in an empty directory. To follow the development of a project that uses Arch, rerun -'git-archimport' with the same parameters as the initial import to perform +'git archimport' with the same parameters as the initial import to perform incremental imports. -While 'git-archimport' will try to create sensible branch names for the +While 'git archimport' will try to create sensible branch names for the archives that it imports, it is also possible to specify git branch names manually. To do so, write a git branch name after each <archive/branch> parameter, separated by a colon. This way, you can shorten the Arch @@ -84,7 +84,7 @@ OPTIONS -o:: Use this for compatibility with old-style branch names used by - earlier versions of 'git-archimport'. Old-style branch names + earlier versions of 'git archimport'. Old-style branch names were category--branch, whereas new-style branch names are archive,category--branch--version. In both cases, names given on the command-line will override the automatically-generated diff --git a/Documentation/git-archive.txt b/Documentation/git-archive.txt index e57979198b..799c8b64bd 100644 --- a/Documentation/git-archive.txt +++ b/Documentation/git-archive.txt @@ -21,13 +21,13 @@ structure for the named tree, and writes it out to the standard output. If <prefix> is specified it is prepended to the filenames in the archive. -'git-archive' behaves differently when given a tree ID versus when +'git archive' behaves differently when given a tree ID versus when given a commit ID or tag ID. In the first case the current time is used as the modification time of each file in the archive. In the latter case the commit time as recorded in the referenced commit object is used instead. Additionally the commit ID is stored in a global extended pax header if the tar format is used; it can be extracted -using 'git-get-tar-commit-id'. In ZIP files it is stored as a file +using 'git get-tar-commit-id'. In ZIP files it is stored as a file comment. OPTIONS diff --git a/Documentation/git-blame.txt b/Documentation/git-blame.txt index b786471dd8..a27f43950f 100644 --- a/Documentation/git-blame.txt +++ b/Documentation/git-blame.txt @@ -21,7 +21,7 @@ last modified the line. Optionally, start annotating from the given revision. The command can also limit the range of lines annotated. The report does not tell you anything about lines which have been deleted or -replaced; you need to use a tool such as 'git-diff' or the "pickaxe" +replaced; you need to use a tool such as 'git diff' or the "pickaxe" interface briefly mentioned in the following paragraph. Apart from supporting file annotation, git also supports searching the @@ -49,7 +49,7 @@ include::blame-options.txt[] file (see `-M`). The first number listed is the score. This is the number of alphanumeric characters detected as having been moved between or within files. This must be above - a certain threshold for 'git-blame' to consider those lines + a certain threshold for 'git blame' to consider those lines of code to have been moved. -f:: @@ -100,7 +100,7 @@ header elements later. SPECIFYING RANGES ----------------- -Unlike 'git-blame' and 'git-annotate' in older versions of git, the extent +Unlike 'git blame' and 'git annotate' in older versions of git, the extent of the annotation can be limited to both line ranges and revision ranges. When you are interested in finding the origin for lines 40-60 for file `foo`, you can use the `-L` option like so @@ -118,7 +118,7 @@ which limits the annotation to the body of the `hello` subroutine. When you are not interested in changes older than version v2.6.18, or changes older than 3 weeks, you can use revision -range specifiers similar to 'git-rev-list': +range specifiers similar to 'git rev-list': git blame v2.6.18.. -- foo git blame --since=3.weeks -- foo diff --git a/Documentation/git-branch.txt b/Documentation/git-branch.txt index 0e836809c2..44144d5a0d 100644 --- a/Documentation/git-branch.txt +++ b/Documentation/git-branch.txt @@ -38,7 +38,7 @@ working tree to it; use "git checkout <newbranch>" to switch to the new branch. When a local branch is started off a remote branch, git sets up the -branch so that 'git-pull' will appropriately merge from +branch so that 'git pull' will appropriately merge from the remote branch. This behavior may be changed via the global `branch.autosetupmerge` configuration flag. That setting can be overridden by using the `--track` and `--no-track` options. @@ -55,7 +55,7 @@ has a reflog then the reflog will also be deleted. Use -r together with -d to delete remote-tracking branches. Note, that it only makes sense to delete remote-tracking branches if they no longer exist -in the remote repository or if 'git-fetch' was configured not to fetch +in the remote repository or if 'git fetch' was configured not to fetch them again. See also the 'prune' subcommand of linkgit:git-remote[1] for a way to clean up all obsolete remote-tracking branches. @@ -76,7 +76,7 @@ OPTIONS -f:: --force:: Reset <branchname> to <startpoint> if <branchname> exists - already. Without `-f` 'git-branch' refuses to change an existing branch. + already. Without `-f` 'git branch' refuses to change an existing branch. -m:: Move/rename a branch and the corresponding reflog. diff --git a/Documentation/git-bundle.txt b/Documentation/git-bundle.txt index c3a066e60c..a5ed8fb05b 100644 --- a/Documentation/git-bundle.txt +++ b/Documentation/git-bundle.txt @@ -21,9 +21,9 @@ Some workflows require that one or more branches of development on one machine be replicated on another machine, but the two machines cannot be directly connected, and therefore the interactive git protocols (git, ssh, rsync, http) cannot be used. This command provides support for -'git-fetch' and 'git-pull' to operate by packaging objects and references +'git fetch' and 'git pull' to operate by packaging objects and references in an archive at the originating machine, then importing those into -another repository using 'git-fetch' and 'git-pull' +another repository using 'git fetch' and 'git pull' after moving the archive by some means (e.g., by sneakernet). As no direct connection between the repositories exists, the user must specify a basis for the bundle that is held by the destination repository: the @@ -35,14 +35,14 @@ OPTIONS create <file>:: Used to create a bundle named 'file'. This requires the - 'git-rev-list' arguments to define the bundle contents. + 'git rev-list' arguments to define the bundle contents. verify <file>:: Used to check that a bundle file is valid and will apply cleanly to the current repository. This includes checks on the bundle format itself as well as checking that the prerequisite commits exist and are fully linked in the current repository. - 'git-bundle' prints a list of missing commits, if any, and exits + 'git bundle' prints a list of missing commits, if any, and exits with a non-zero status. list-heads <file>:: @@ -51,15 +51,15 @@ list-heads <file>:: printed out. unbundle <file>:: - Passes the objects in the bundle to 'git-index-pack' + Passes the objects in the bundle to 'git index-pack' for storage in the repository, then prints the names of all defined references. If a list of references is given, only references matching those in the list are printed. This command is - really plumbing, intended to be called only by 'git-fetch'. + really plumbing, intended to be called only by 'git fetch'. [git-rev-list-args...]:: - A list of arguments, acceptable to 'git-rev-parse' and - 'git-rev-list', that specifies the specific objects and references + A list of arguments, acceptable to 'git rev-parse' and + 'git rev-list', that specifies the specific objects and references to transport. For example, `master\~10..master` causes the current master reference to be packaged along with all objects added since its 10th ancestor commit. There is no explicit @@ -69,16 +69,16 @@ unbundle <file>:: [refname...]:: A list of references used to limit the references reported as - available. This is principally of use to 'git-fetch', which + available. This is principally of use to 'git fetch', which expects to receive only those references asked for and not - necessarily everything in the pack (in this case, 'git-bundle' acts - like 'git-fetch-pack'). + necessarily everything in the pack (in this case, 'git bundle' acts + like 'git fetch-pack'). SPECIFYING REFERENCES --------------------- -'git-bundle' will only package references that are shown by -'git-show-ref': this includes heads, tags, and remote heads. References +'git bundle' will only package references that are shown by +'git show-ref': this includes heads, tags, and remote heads. References such as `master\~1` cannot be packaged, but are perfectly suitable for defining the basis. More than one reference may be packaged, and more than one basis can be specified. The objects packaged are those not diff --git a/Documentation/git-check-ref-format.txt b/Documentation/git-check-ref-format.txt index 0aeef24780..d9a3326f58 100644 --- a/Documentation/git-check-ref-format.txt +++ b/Documentation/git-check-ref-format.txt @@ -60,7 +60,7 @@ reference name expressions (see linkgit:git-rev-parse[1]): . A colon `:` is used as in `srcref:dstref` to mean "use srcref\'s value and store it in dstref" in fetch and push operations. It may also be used to select a specific object such as with - 'git-cat-file': "git cat-file blob v1.3.3:refs.c". + 'git cat-file': "git cat-file blob v1.3.3:refs.c". . at-open-brace `@{` is used as a notation to access a reflog entry. diff --git a/Documentation/git-checkout-index.txt b/Documentation/git-checkout-index.txt index 62d84836b8..d6aa6e14eb 100644 --- a/Documentation/git-checkout-index.txt +++ b/Documentation/git-checkout-index.txt @@ -88,7 +88,7 @@ $ find . -name '*.h' -print0 | xargs -0 git checkout-index -f -- which will force all existing `*.h` files to be replaced with their cached copies. If an empty command line implied "all", then this would force-refresh everything in the index, which was not the point. But -since 'git-checkout-index' accepts --stdin it would be faster to use: +since 'git checkout-index' accepts --stdin it would be faster to use: ---------------- $ find . -name '*.h' -print0 | git checkout-index -f -z --stdin @@ -102,7 +102,7 @@ Using `--` is probably a good policy in scripts. Using --temp or --stage=all --------------------------- When `--temp` is used (or implied by `--stage=all`) -'git-checkout-index' will create a temporary file for each index +'git checkout-index' will create a temporary file for each index entry being checked out. The index will not be updated with stat information. These options can be useful if the caller needs all stages of all unmerged entries so that the unmerged files can be @@ -147,9 +147,9 @@ To update and refresh only the files already checked out:: $ git checkout-index -n -f -a && git update-index --ignore-missing --refresh ---------------- -Using 'git-checkout-index' to "export an entire tree":: +Using 'git checkout-index' to "export an entire tree":: The prefix ability basically makes it trivial to use - 'git-checkout-index' as an "export as tree" function. + 'git checkout-index' as an "export as tree" function. Just read the desired tree into the index, and do: + ---------------- diff --git a/Documentation/git-cherry-pick.txt b/Documentation/git-cherry-pick.txt index b764130d26..78f4714da0 100644 --- a/Documentation/git-cherry-pick.txt +++ b/Documentation/git-cherry-pick.txt @@ -24,7 +24,7 @@ OPTIONS -e:: --edit:: - With this option, 'git-cherry-pick' will let you edit the commit + With this option, 'git cherry-pick' will let you edit the commit message prior to committing. -x:: diff --git a/Documentation/git-cherry.txt b/Documentation/git-cherry.txt index 7deefdae8f..fed115acd0 100644 --- a/Documentation/git-cherry.txt +++ b/Documentation/git-cherry.txt @@ -14,7 +14,7 @@ DESCRIPTION The changeset (or "diff") of each commit between the fork-point and <head> is compared against each commit between the fork-point and <upstream>. The commits are compared with their 'patch id', obtained from -the 'git-patch-id' program. +the 'git patch-id' program. Every commit that doesn't exist in the <upstream> branch has its id (sha1) reported, prefixed by a symbol. The ones that have @@ -37,8 +37,8 @@ to and including <limit> are not reported: \__*__*__<limit>__-__+__> <head> -Because 'git-cherry' compares the changeset rather than the commit id -(sha1), you can use 'git-cherry' to find out if a commit you made locally +Because 'git cherry' compares the changeset rather than the commit id +(sha1), you can use 'git cherry' to find out if a commit you made locally has been applied <upstream> under a different commit id. For example, this will happen if you're feeding patches <upstream> via email rather than pushing or pulling commits directly. diff --git a/Documentation/git-citool.txt b/Documentation/git-citool.txt index 670cb02b6c..fb2753c97e 100644 --- a/Documentation/git-citool.txt +++ b/Documentation/git-citool.txt @@ -14,9 +14,9 @@ DESCRIPTION A Tcl/Tk based graphical interface to review modified files, stage them into the index, enter a commit message and record the new commit onto the current branch. This interface is an alternative -to the less interactive 'git-commit' program. +to the less interactive 'git commit' program. -'git-citool' is actually a standard alias for `git gui citool`. +'git citool' is actually a standard alias for `git gui citool`. See linkgit:git-gui[1] for more details. Author diff --git a/Documentation/git-clean.txt b/Documentation/git-clean.txt index 9d291bdd26..335c885bb7 100644 --- a/Documentation/git-clean.txt +++ b/Documentation/git-clean.txt @@ -34,7 +34,7 @@ OPTIONS -f:: --force:: If the git configuration specifies clean.requireForce as true, - 'git-clean' will refuse to run unless given -f or -n. + 'git clean' will refuse to run unless given -f or -n. -n:: --dry-run:: @@ -48,7 +48,7 @@ OPTIONS -x:: Don't use the ignore rules. This allows removing all untracked files, including build products. This can be used (possibly in - conjunction with 'git-reset') to create a pristine + conjunction with 'git reset') to create a pristine working directory to test a clean build. -X:: diff --git a/Documentation/git-commit-tree.txt b/Documentation/git-commit-tree.txt index 4fec5d5e38..61888547a1 100644 --- a/Documentation/git-commit-tree.txt +++ b/Documentation/git-commit-tree.txt @@ -70,7 +70,7 @@ is taken from the configuration items user.name and user.email, or, if not present, system user name and fully qualified hostname. A commit comment is read from stdin. If a changelog -entry is not provided via "<" redirection, 'git-commit-tree' will just wait +entry is not provided via "<" redirection, 'git commit-tree' will just wait for one to be entered and terminated with ^D. include::date-formats.txt[] diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt index d3a2dec21e..e99bb14754 100644 --- a/Documentation/git-commit.txt +++ b/Documentation/git-commit.txt @@ -21,11 +21,11 @@ with a log message from the user describing the changes. The content to be added can be specified in several ways: -1. by using 'git-add' to incrementally "add" changes to the +1. by using 'git add' to incrementally "add" changes to the index before using the 'commit' command (Note: even modified files must be "added"); -2. by using 'git-rm' to remove files from the working tree +2. by using 'git rm' to remove files from the working tree and the index, again before using the 'commit' command; 3. by listing files as arguments to the 'commit' command, in which @@ -41,14 +41,14 @@ The content to be added can be specified in several ways: 5. by using the --interactive switch with the 'commit' command to decide one by one which files should be part of the commit, before finalizing the - operation. Currently, this is done by invoking 'git-add --interactive'. + operation. Currently, this is done by invoking 'git add --interactive'. The `--dry-run` option can be used to obtain a summary of what is included by any of the above for the next commit by giving the same set of parameters (options and paths). If you make a commit and then find a mistake immediately after -that, you can recover from it with 'git-reset'. +that, you can recover from it with 'git reset'. OPTIONS @@ -185,7 +185,7 @@ FROM UPSTREAM REBASE" section in linkgit:git-rebase[1].) Make a commit only from the paths specified on the command line, disregarding any contents that have been staged so far. This is the default mode of operation of - 'git-commit' if any paths are given on the command line, + 'git commit' if any paths are given on the command line, in which case this option can be omitted. If this option is specified together with '--amend', then no paths need to be specified, which can be used to amend @@ -253,10 +253,10 @@ EXAMPLES -------- When recording your own work, the contents of modified files in your working tree are temporarily stored to a staging area -called the "index" with 'git-add'. A file can be +called the "index" with 'git add'. A file can be reverted back, only in the index but not in the working tree, to that of the last commit with `git reset HEAD -- <file>`, -which effectively reverts 'git-add' and prevents the changes to +which effectively reverts 'git add' and prevents the changes to this file from participating in the next commit. After building the state to be committed incrementally with these commands, `git commit` (without any pathname parameter) is used to record what @@ -312,13 +312,13 @@ $ git commit this second commit would record the changes to `hello.c` and `hello.h` as expected. -After a merge (initiated by 'git-merge' or 'git-pull') stops +After a merge (initiated by 'git merge' or 'git pull') stops because of conflicts, cleanly merged paths are already staged to be committed for you, and paths that conflicted are left in unmerged state. You would have to first -check which paths are conflicting with 'git-status' +check which paths are conflicting with 'git status' and after fixing them manually in your working tree, you would -stage the result as usual with 'git-add': +stage the result as usual with 'git add': ------------ $ git status | grep unmerged diff --git a/Documentation/git-config.txt b/Documentation/git-config.txt index 263292809d..543dd64a46 100644 --- a/Documentation/git-config.txt +++ b/Documentation/git-config.txt @@ -38,7 +38,7 @@ you want to handle the lines that do *not* match the regex, just prepend a single exclamation mark in front (see also <<EXAMPLES>>). The type specifier can be either '--int' or '--bool', to make -'git-config' ensure that the variable(s) are of the given type and +'git config' ensure that the variable(s) are of the given type and convert the value to the canonical form (simple decimal number for int, a "true" or "false" string for bool), or '--path', which does some path expansion (see '--path' below). If no type specifier is passed, no @@ -125,16 +125,16 @@ See also <<FILES>>. List all variables set in config file. --bool:: - 'git-config' will ensure that the output is "true" or "false" + 'git config' will ensure that the output is "true" or "false" --int:: - 'git-config' will ensure that the output is a simple + 'git config' will ensure that the output is a simple decimal number. An optional value suffix of 'k', 'm', or 'g' in the config file will cause the value to be multiplied by 1024, 1048576, or 1073741824 prior to output. --bool-or-int:: - 'git-config' will ensure that the output matches the format of + 'git config' will ensure that the output matches the format of either --bool or --int, as described above. --path:: @@ -181,7 +181,7 @@ FILES ----- If not set explicitly with '--file', there are three files where -'git-config' will search for configuration options: +'git config' will search for configuration options: $GIT_DIR/config:: Repository specific configuration file. (The filename is @@ -198,12 +198,12 @@ $(prefix)/etc/gitconfig:: If no further options are given, all reading options will read all of these files that are available. If the global or the system-wide configuration file are not available they will be ignored. If the repository configuration -file is not available or readable, 'git-config' will exit with a non-zero +file is not available or readable, 'git config' will exit with a non-zero error code. However, in neither case will an error message be issued. All writing options will per default write to the repository specific configuration file. Note that this also affects options like '--replace-all' -and '--unset'. *'git-config' will only ever change one file at a time*. +and '--unset'. *'git config' will only ever change one file at a time*. You can override these rules either by command line options or by environment variables. The '--global' and the '--system' options will limit the file used diff --git a/Documentation/git-cvsexportcommit.txt b/Documentation/git-cvsexportcommit.txt index abaaf273bb..b2696efae9 100644 --- a/Documentation/git-cvsexportcommit.txt +++ b/Documentation/git-cvsexportcommit.txt @@ -27,7 +27,7 @@ by default. Supports file additions, removals, and commits that affect binary files. -If the commit is a merge commit, you must tell 'git-cvsexportcommit' what +If the commit is a merge commit, you must tell 'git cvsexportcommit' what parent the changeset should be done against. OPTIONS diff --git a/Documentation/git-cvsimport.txt b/Documentation/git-cvsimport.txt index 614e769f4e..ddfcb3d143 100644 --- a/Documentation/git-cvsimport.txt +++ b/Documentation/git-cvsimport.txt @@ -28,9 +28,9 @@ At least version 2.1 is required. Please see the section <<issues,ISSUES>> for further reference. You should *never* do any work of your own on the branches that are -created by 'git-cvsimport'. By default initial import will create and populate a +created by 'git cvsimport'. By default initial import will create and populate a "master" branch from the CVS repository's main branch which you're free -to work with; after that, you need to 'git-merge' incremental imports, or +to work with; after that, you need to 'git merge' incremental imports, or any CVS branches, yourself. It is advisable to specify a named remote via -r to separate and protect the incoming branches. @@ -49,13 +49,13 @@ OPTIONS -d <CVSROOT>:: The root of the CVS archive. May be local (a simple path) or remote; currently, only the :local:, :ext: and :pserver: access methods - are supported. If not given, 'git-cvsimport' will try to read it + are supported. If not given, 'git cvsimport' will try to read it from `CVS/Root`. If no such file exists, it checks for the `CVSROOT` environment variable. <CVS_module>:: The CVS module you want to import. Relative to <CVSROOT>. - If not given, 'git-cvsimport' tries to read it from + If not given, 'git cvsimport' tries to read it from `CVS/Repository`. -C <target-dir>:: @@ -65,14 +65,14 @@ OPTIONS -r <remote>:: The git remote to import this CVS repository into. Moves all CVS branches into remotes/<remote>/<branch> - akin to the way 'git-clone' uses 'origin' by default. + akin to the way 'git clone' uses 'origin' by default. -o <branch-for-HEAD>:: When no remote is specified (via -r) the 'HEAD' branch from CVS is imported to the 'origin' branch within the git repository, as 'HEAD' already has a special meaning for git. When a remote is specified the 'HEAD' branch is named - remotes/<remote>/master mirroring 'git-clone' behaviour. + remotes/<remote>/master mirroring 'git clone' behaviour. Use this option if you want to import into a different branch. + @@ -145,17 +145,17 @@ This option can be used several times to provide several detection regexes. --------- + -'git-cvsimport' will make it appear as those authors had +'git cvsimport' will make it appear as those authors had their GIT_AUTHOR_NAME and GIT_AUTHOR_EMAIL set properly all along. + For convenience, this data is saved to `$GIT_DIR/cvs-authors` each time the '-A' option is provided and read from that same -file each time 'git-cvsimport' is run. +file each time 'git cvsimport' is run. + It is not recommended to use this feature if you intend to export changes back to CVS again later with -'git-cvsexportcommit'. +'git cvsexportcommit'. -h:: Print a short usage message and exit. diff --git a/Documentation/git-cvsserver.txt b/Documentation/git-cvsserver.txt index fbab29550a..dbb053ee17 100644 --- a/Documentation/git-cvsserver.txt +++ b/Documentation/git-cvsserver.txt @@ -22,7 +22,7 @@ cvspserver stream tcp nowait nobody /usr/bin/git-cvsserver git-cvsserver pserver Usage: [verse] -'git cvsserver' [options] [pserver|server] [<directory> ...] +'git-cvsserver' [options] [pserver|server] [<directory> ...] OPTIONS ------- @@ -206,7 +206,7 @@ them write access to the directory, too. The database can not be reliably regenerated in a consistent form after the branch it is tracking has changed. Example: For merged branches, 'git-cvsserver' only tracks -one branch of development, and after a 'git-merge' an +one branch of development, and after a 'git merge' an incrementally updated database may track a different branch than a database regenerated from scratch, causing inconsistent CVS revision numbers. `git-cvsserver` has no way of knowing which @@ -309,7 +309,7 @@ To get a checkout with the Eclipse CVS client: Protocol notes: If you are using anonymous access via pserver, just select that. Those using SSH access should choose the 'ext' protocol, and configure 'ext' access on the Preferences->Team->CVS->ExtConnection pane. Set CVS_SERVER to -"'git cvsserver'". Note that password support is not good when using 'ext', +"`git cvsserver`". Note that password support is not good when using 'ext', you will definitely want to have SSH keys setup. Alternatively, you can just use the non-standard extssh protocol that Eclipse diff --git a/Documentation/git-daemon.txt b/Documentation/git-daemon.txt index a85121c689..01c9f8eb9e 100644 --- a/Documentation/git-daemon.txt +++ b/Documentation/git-daemon.txt @@ -28,36 +28,36 @@ that service if it is enabled. It verifies that the directory has the magic file "git-daemon-export-ok", and it will refuse to export any git directory that hasn't explicitly been marked for export this way (unless the '--export-all' parameter is specified). If you -pass some directory paths as 'git-daemon' arguments, you can further restrict +pass some directory paths as 'git daemon' arguments, you can further restrict the offers to a whitelist comprising of those. By default, only `upload-pack` service is enabled, which serves -'git-fetch-pack' and 'git-ls-remote' clients, which are invoked -from 'git-fetch', 'git-pull', and 'git-clone'. +'git fetch-pack' and 'git ls-remote' clients, which are invoked +from 'git fetch', 'git pull', and 'git clone'. This is ideally suited for read-only updates, i.e., pulling from git repositories. -An `upload-archive` also exists to serve 'git-archive'. +An `upload-archive` also exists to serve 'git archive'. OPTIONS ------- --strict-paths:: Match paths exactly (i.e. don't allow "/foo/repo" when the real path is "/foo/repo.git" or "/foo/repo/.git") and don't do user-relative paths. - 'git-daemon' will refuse to start when this option is enabled and no + 'git daemon' will refuse to start when this option is enabled and no whitelist is specified. --base-path=path:: Remap all the path requests as relative to the given path. - This is sort of "GIT root" - if you run 'git-daemon' with + This is sort of "GIT root" - if you run 'git daemon' with '--base-path=/srv/git' on example.com, then if you later try to pull - 'git://example.com/hello.git', 'git-daemon' will interpret the path + 'git://example.com/hello.git', 'git daemon' will interpret the path as '/srv/git/hello.git'. --base-path-relaxed:: If --base-path is enabled and repo lookup fails, with this option - 'git-daemon' will attempt to lookup without prefixing the base path. + 'git daemon' will attempt to lookup without prefixing the base path. This is useful for switching to --base-path usage, while still allowing the old paths. @@ -143,7 +143,7 @@ OPTIONS + Giving these options is an error when used with `--inetd`; use the facility of inet daemon to achieve the same before spawning -'git-daemon' if needed. +'git daemon' if needed. --enable=service:: --disable=service:: @@ -169,24 +169,24 @@ SERVICES These services can be globally enabled/disabled using the command line options of this command. If a finer-grained -control is desired (e.g. to allow 'git-archive' to be run +control is desired (e.g. to allow 'git archive' to be run against only in a few selected repositories the daemon serves), the per-repository configuration file can be used to enable or disable them. upload-pack:: - This serves 'git-fetch-pack' and 'git-ls-remote' + This serves 'git fetch-pack' and 'git ls-remote' clients. It is enabled by default, but a repository can disable it by setting `daemon.uploadpack` configuration item to `false`. upload-archive:: - This serves 'git-archive --remote'. It is disabled by + This serves 'git archive --remote'. It is disabled by default, but a repository can enable it by setting `daemon.uploadarch` configuration item to `true`. receive-pack:: - This serves 'git-send-pack' clients, allowing anonymous + This serves 'git send-pack' clients, allowing anonymous push. It is disabled by default, as there is _no_ authentication in the protocol (in other words, anybody can push anything into the repository, including removal @@ -204,8 +204,8 @@ $ grep 9418 /etc/services git 9418/tcp # Git Version Control System ------------ -'git-daemon' as inetd server:: - To set up 'git-daemon' as an inetd service that handles any +'git daemon' as inetd server:: + To set up 'git daemon' as an inetd service that handles any repository under the whitelisted set of directories, /pub/foo and /pub/bar, place an entry like the following into /etc/inetd all on one line: @@ -217,8 +217,8 @@ git 9418/tcp # Git Version Control System ------------------------------------------------ -'git-daemon' as inetd server for virtual hosts:: - To set up 'git-daemon' as an inetd service that handles +'git daemon' as inetd server for virtual hosts:: + To set up 'git daemon' as an inetd service that handles repositories for different virtual hosts, `www.example.com` and `www.example.org`, place an entry like the following into `/etc/inetd` all on one line: @@ -240,8 +240,8 @@ clients, a symlink from `/software` into the appropriate default repository could be made as well. -'git-daemon' as regular daemon for virtual hosts:: - To set up 'git-daemon' as a regular, non-inetd service that +'git daemon' as regular daemon for virtual hosts:: + To set up 'git daemon' as a regular, non-inetd service that handles repositories for multiple virtual hosts based on their IP addresses, start the daemon like this: + @@ -258,7 +258,7 @@ Repositories can still be accessed by hostname though, assuming they correspond to these IP addresses. selectively enable/disable services per repository:: - To enable 'git-archive --remote' and disable 'git-fetch' against + To enable 'git archive --remote' and disable 'git fetch' against a repository, have the following in the configuration file in the repository (that is the file 'config' next to 'HEAD', 'refs' and 'objects'). @@ -272,7 +272,7 @@ selectively enable/disable services per repository:: ENVIRONMENT ----------- -'git-daemon' will set REMOTE_ADDR to the IP address of the client +'git daemon' will set REMOTE_ADDR to the IP address of the client that connected to it, if the IP address is available. REMOTE_ADDR will be available in the environment of hooks called when services are performed. diff --git a/Documentation/git-describe.txt b/Documentation/git-describe.txt index 78b9808aa3..6fc5323ee6 100644 --- a/Documentation/git-describe.txt +++ b/Documentation/git-describe.txt @@ -106,7 +106,7 @@ of commits which would be displayed by "git log v1.0.4..parent". The hash suffix is "-g" + 7-char abbreviation for the tip commit of parent (which was `2414721b194453f058079d897d13c4e377f92dc6`). -Doing a 'git-describe' on a tag-name will just show the tag name: +Doing a 'git describe' on a tag-name will just show the tag name: [torvalds@g5 git]$ git describe v1.0.4 v1.0.4 @@ -136,13 +136,13 @@ be sufficient to disambiguate these commits. SEARCH STRATEGY --------------- -For each committish supplied, 'git-describe' will first look for +For each committish supplied, 'git describe' will first look for a tag which tags exactly that commit. Annotated tags will always be preferred over lightweight tags, and tags with newer dates will always be preferred over tags with older dates. If an exact match is found, its name will be output and searching will stop. -If an exact match was not found, 'git-describe' will walk back +If an exact match was not found, 'git describe' will walk back through the commit history to locate an ancestor commit which has been tagged. The ancestor's tag will be output along with an abbreviation of the input committish's SHA1. diff --git a/Documentation/git-diff-files.txt b/Documentation/git-diff-files.txt index 4ef03578eb..9cd8ccef37 100644 --- a/Documentation/git-diff-files.txt +++ b/Documentation/git-diff-files.txt @@ -15,7 +15,7 @@ DESCRIPTION Compares the files in the working tree and the index. When paths are specified, compares only those named paths. Otherwise all entries in the index are compared. The output format is the -same as for 'git-diff-index' and 'git-diff-tree'. +same as for 'git diff-index' and 'git diff-tree'. OPTIONS ------- diff --git a/Documentation/git-diff-index.txt b/Documentation/git-diff-index.txt index 8b9ed29299..162cb741b3 100644 --- a/Documentation/git-diff-index.txt +++ b/Documentation/git-diff-index.txt @@ -31,7 +31,7 @@ include::diff-options.txt[] -m:: By default, files recorded in the index but not checked out are reported as deleted. This flag makes - 'git-diff-index' say that all non-checked-out files are up + 'git diff-index' say that all non-checked-out files are up to date. include::diff-format.txt[] @@ -48,7 +48,7 @@ Cached Mode If '--cached' is specified, it allows you to ask: show me the differences between HEAD and the current index - contents (the ones I'd write using 'git-write-tree') + contents (the ones I'd write using 'git write-tree') For example, let's say that you have worked on your working directory, updated some files in the index and are ready to commit. You want to see exactly @@ -60,7 +60,7 @@ object and compare it that way, and to do that, you just do Example: let's say I had renamed `commit.c` to `git-commit.c`, and I had done an `update-index` to make that effective in the index file. `git diff-files` wouldn't show anything at all, since the index file -matches my working directory. But doing a 'git-diff-index' does: +matches my working directory. But doing a 'git diff-index' does: torvalds@ppc970:~/git> git diff-index --cached HEAD -100644 blob 4161aecc6700a2eb579e842af0b7f22b98443f74 commit.c @@ -69,10 +69,10 @@ matches my working directory. But doing a 'git-diff-index' does: You can see easily that the above is a rename. In fact, `git diff-index --cached` *should* always be entirely equivalent to -actually doing a 'git-write-tree' and comparing that. Except this one is much +actually doing a 'git write-tree' and comparing that. Except this one is much nicer for the case where you just want to check where you are. -So doing a 'git-diff-index --cached' is basically very useful when you are +So doing a `git diff-index --cached` is basically very useful when you are asking yourself "what have I already marked for being committed, and what's the difference to a previous tree". @@ -80,20 +80,20 @@ Non-cached Mode --------------- The "non-cached" mode takes a different approach, and is potentially the more useful of the two in that what it does can't be emulated with -a 'git-write-tree' + 'git-diff-tree'. Thus that's the default mode. +a 'git write-tree' + 'git diff-tree'. Thus that's the default mode. The non-cached version asks the question: show me the differences between HEAD and the currently checked out tree - index contents _and_ files that aren't up-to-date which is obviously a very useful question too, since that tells you what -you *could* commit. Again, the output matches the 'git-diff-tree -r' +you *could* commit. Again, the output matches the 'git diff-tree -r' output to a tee, but with a twist. The twist is that if some file doesn't match the index, we don't have a backing store thing for it, and we use the magic "all-zero" sha1 to show that. So let's say that you have edited `kernel/sched.c`, but -have not actually done a 'git-update-index' on it yet - there is no +have not actually done a 'git update-index' on it yet - there is no "object" associated with the new state, and you get: torvalds@ppc970:~/v2.6/linux> git diff-index HEAD @@ -104,11 +104,11 @@ not up-to-date and may contain new stuff. The all-zero sha1 means that to get the real diff, you need to look at the object in the working directory directly rather than do an object-to-object diff. -NOTE: As with other commands of this type, 'git-diff-index' does not +NOTE: As with other commands of this type, 'git diff-index' does not actually look at the contents of the file at all. So maybe `kernel/sched.c` hasn't actually changed, and it's just that you touched it. In either case, it's a note that you need to -'git-update-index' it to make the index be in sync. +'git update-index' it to make the index be in sync. NOTE: You can have a mixture of files show up as "has been updated" and "is still dirty in the working directory" together. You can always diff --git a/Documentation/git-diff-tree.txt b/Documentation/git-diff-tree.txt index f2cef1260b..a7e37b875f 100644 --- a/Documentation/git-diff-tree.txt +++ b/Documentation/git-diff-tree.txt @@ -20,7 +20,7 @@ Compares the content and mode of the blobs found via two tree objects. If there is only one <tree-ish> given, the commit is compared with its parents (see --stdin below). -Note that 'git-diff-tree' can use the tree encapsulated in a commit object. +Note that 'git diff-tree' can use the tree encapsulated in a commit object. OPTIONS ------- @@ -67,25 +67,25 @@ The following flags further affect the behavior when comparing commits (but not trees). -m:: - By default, 'git-diff-tree --stdin' does not show + By default, 'git diff-tree --stdin' does not show differences for merge commits. With this flag, it shows differences to that commit from all of its parents. See also '-c'. -s:: - By default, 'git-diff-tree --stdin' shows differences, + By default, 'git diff-tree --stdin' shows differences, either in machine-readable form (without '-p') or in patch form (with '-p'). This output can be suppressed. It is only useful with '-v' flag. -v:: - This flag causes 'git-diff-tree --stdin' to also show + This flag causes 'git diff-tree --stdin' to also show the commit message before the differences. include::pretty-options.txt[] --no-commit-id:: - 'git-diff-tree' outputs a line with the commit ID when + 'git diff-tree' outputs a line with the commit ID when applicable. This flag suppressed the commit ID output. -c:: diff --git a/Documentation/git-diff.txt b/Documentation/git-diff.txt index 0ac711230e..723a64872f 100644 --- a/Documentation/git-diff.txt +++ b/Documentation/git-diff.txt @@ -157,6 +157,10 @@ $ git diff -R <2> rewrites (very expensive). <2> Output diff in reverse. +SEE ALSO +-------- +linkgit:git-difftool[1]:: + Show changes using common diff tools Author ------ diff --git a/Documentation/git-difftool.txt b/Documentation/git-difftool.txt index 8e9aed67d7..8250bad2ce 100644 --- a/Documentation/git-difftool.txt +++ b/Documentation/git-difftool.txt @@ -7,13 +7,13 @@ git-difftool - Show changes using common diff tools SYNOPSIS -------- -'git difftool' [--tool=<tool>] [-y|--no-prompt|--prompt] [<'git diff' options>] +'git difftool' [<options>] <commit>{0,2} [--] [<path>...] DESCRIPTION ----------- -'git-difftool' is a git command that allows you to compare and edit files +'git difftool' is a git command that allows you to compare and edit files between revisions using common diff tools. 'git difftool' is a frontend -to 'git-diff' and accepts the same options and arguments. +to 'git diff' and accepts the same options and arguments. OPTIONS ------- @@ -33,23 +33,23 @@ OPTIONS kdiff3, kompare, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, ecmerge, diffuse, opendiff, p4merge and araxis. + -If a diff tool is not specified, 'git-difftool' +If a diff tool is not specified, 'git difftool' will use the configuration variable `diff.tool`. If the -configuration variable `diff.tool` is not set, 'git-difftool' +configuration variable `diff.tool` is not set, 'git difftool' will pick a suitable default. + You can explicitly provide a full path to the tool by setting the configuration variable `difftool.<tool>.path`. For example, you can configure the absolute path to kdiff3 by setting -`difftool.kdiff3.path`. Otherwise, 'git-difftool' assumes the +`difftool.kdiff3.path`. Otherwise, 'git difftool' assumes the tool is available in PATH. + Instead of running one of the known diff tools, -'git-difftool' can be customized to run an alternative program +'git difftool' can be customized to run an alternative program by specifying the command line to invoke in a configuration variable `difftool.<tool>.cmd`. + -When 'git-difftool' is invoked with this tool (either through the +When 'git difftool' is invoked with this tool (either through the `-t` or `--tool` option or the `diff.tool` configuration variable) the configured command line will be invoked with the following variables available: `$LOCAL` is set to the name of the temporary @@ -58,16 +58,31 @@ is set to the name of the temporary file containing the contents of the diff post-image. `$BASE` is provided for compatibility with custom merge tool commands and has the same value as `$LOCAL`. +-x <command>:: +--extcmd=<command>:: + Specify a custom command for viewing diffs. + 'git-difftool' ignores the configured defaults and runs + `$command $LOCAL $REMOTE` when this option is specified. + +-g:: +--gui:: + When 'git-difftool' is invoked with the `-g` or `--gui` option + the default diff tool will be read from the configured + `diff.guitool` variable instead of `diff.tool`. + See linkgit:git-diff[1] for the full list of supported options. CONFIG VARIABLES ---------------- -'git-difftool' falls back to 'git-mergetool' config variables when the +'git difftool' falls back to 'git mergetool' config variables when the difftool equivalents have not been defined. diff.tool:: The default diff tool to use. +diff.guitool:: + The default diff tool to use when `--gui` is specified. + difftool.<tool>.path:: Override the path for the given tool. This is useful in case your tool is not in the PATH. diff --git a/Documentation/git-fast-export.txt b/Documentation/git-fast-export.txt index 75b06f33e7..c24e14b870 100644 --- a/Documentation/git-fast-export.txt +++ b/Documentation/git-fast-export.txt @@ -13,18 +13,18 @@ SYNOPSIS DESCRIPTION ----------- This program dumps the given revisions in a form suitable to be piped -into 'git-fast-import'. +into 'git fast-import'. You can use it as a human-readable bundle replacement (see linkgit:git-bundle[1]), or as a kind of an interactive -'git-filter-branch'. +'git filter-branch'. OPTIONS ------- --progress=<n>:: Insert 'progress' statements every <n> objects, to be shown by - 'git-fast-import' during import. + 'git fast-import' during import. --signed-tags=(verbatim|warn|strip|abort):: Specify how to handle signed tags. Since any transformation @@ -91,8 +91,8 @@ marks the same across runs. already contains the necessary objects. [git-rev-list-args...]:: - A list of arguments, acceptable to 'git-rev-parse' and - 'git-rev-list', that specifies the specific objects and references + A list of arguments, acceptable to 'git rev-parse' and + 'git rev-list', that specifies the specific objects and references to export. For example, `master\~10..master` causes the current master reference to be exported along with all objects added since its 10th ancestor commit. @@ -125,7 +125,7 @@ referenced by that revision range contains the string Limitations ----------- -Since 'git-fast-import' cannot tag trees, you will not be +Since 'git fast-import' cannot tag trees, you will not be able to export the linux-2.6.git repository completely, as it contains a tag referencing a tree instead of a commit. diff --git a/Documentation/git-fast-import.txt b/Documentation/git-fast-import.txt index ae87f09227..ff4022c15f 100644 --- a/Documentation/git-fast-import.txt +++ b/Documentation/git-fast-import.txt @@ -15,7 +15,7 @@ DESCRIPTION This program is usually not what the end user wants to run directly. Most end users want to use one of the existing frontend programs, which parses a specific type of foreign source and feeds the contents -stored there to 'git-fast-import'. +stored there to 'git fast-import'. fast-import reads a mixed command/data stream from standard input and writes one or more packfiles directly into the current repository. @@ -24,7 +24,7 @@ updated branch and tag refs, fully updating the current repository with the newly imported data. The fast-import backend itself can import into an empty repository (one that -has already been initialized by 'git-init') or incrementally +has already been initialized by 'git init') or incrementally update an existing populated repository. Whether or not incremental imports are supported from a particular foreign source depends on the frontend program in use. @@ -96,7 +96,7 @@ OPTIONS This information may be useful after importing projects whose total object set exceeds the 4 GiB packfile limit, as these commits can be used as edge points during calls - to 'git-pack-objects'. + to 'git pack-objects'. --quiet:: Disable all non-fatal output, making fast-import silent when it @@ -138,9 +138,9 @@ an ideal situation, given that most conversion tools are throw-away Parallel Operation ------------------ -Like 'git-push' or 'git-fetch', imports handled by fast-import are safe to +Like 'git push' or 'git fetch', imports handled by fast-import are safe to run alongside parallel `git repack -a -d` or `git gc` invocations, -or any other Git operation (including 'git-prune', as loose objects +or any other Git operation (including 'git prune', as loose objects are never used by fast-import). fast-import does not lock the branch or tag refs it is actively importing. @@ -234,7 +234,7 @@ variation in formatting will cause fast-import to reject the value. + An example value is ``Tue Feb 6 11:22:18 2007 -0500''. The Git parser is accurate, but a little on the lenient side. It is the -same parser used by 'git-am' when applying patches +same parser used by 'git am' when applying patches received from email. + Some malformed strings may be accepted as valid dates. In some of @@ -270,7 +270,7 @@ timezone. This particular format is supplied as its short to implement and may be useful to a process that wants to create a new commit right now, without needing to use a working directory or -'git-update-index'. +'git update-index'. + If separate `author` and `committer` commands are used in a `commit` the timestamps may not match, as the system clock will be polled @@ -713,7 +713,7 @@ recommended, as the frontend does not (easily) have access to the complete set of bytes which normally goes into such a signature. If signing is required, create lightweight tags from within fast-import with `reset`, then create the annotated versions of those tags offline -with the standard 'git-tag' process. +with the standard 'git tag' process. `reset` ~~~~~~~ @@ -1070,7 +1070,7 @@ is not `refs/heads/TAG_FIXUP`). When committing fixups, consider using `merge` to connect the commit(s) which are supplying file revisions to the fixup branch. -Doing so will allow tools such as 'git-blame' to track +Doing so will allow tools such as 'git blame' to track through the real commit history and properly annotate the source files. @@ -1099,7 +1099,7 @@ Repacking Historical Data ~~~~~~~~~~~~~~~~~~~~~~~~~ If you are repacking very old imported data (e.g. older than the last year), consider expending some extra CPU time and supplying -\--window=50 (or higher) when you run 'git-repack'. +\--window=50 (or higher) when you run 'git repack'. This will take longer, but will also produce a smaller packfile. You only need to expend the effort once, and everyone using your project will benefit from the smaller repository. diff --git a/Documentation/git-fetch-pack.txt b/Documentation/git-fetch-pack.txt index 47448da22e..e9952e8210 100644 --- a/Documentation/git-fetch-pack.txt +++ b/Documentation/git-fetch-pack.txt @@ -12,7 +12,7 @@ SYNOPSIS DESCRIPTION ----------- -Usually you would want to use 'git-fetch', which is a +Usually you would want to use 'git fetch', which is a higher level wrapper of this command, instead. Invokes 'git-upload-pack' on a possibly remote repository @@ -33,12 +33,12 @@ OPTIONS -q:: --quiet:: - Pass '-q' flag to 'git-unpack-objects'; this makes the + Pass '-q' flag to 'git unpack-objects'; this makes the cloning process less verbose. -k:: --keep:: - Do not invoke 'git-unpack-objects' on received data, but + Do not invoke 'git unpack-objects' on received data, but create a single packfile out of it instead, and store it in the object database. If provided twice then the pack is locked against repacking. diff --git a/Documentation/git-fetch.txt b/Documentation/git-fetch.txt index 9b9e5686e4..948ea26c5a 100644 --- a/Documentation/git-fetch.txt +++ b/Documentation/git-fetch.txt @@ -24,7 +24,7 @@ along with the objects necessary to complete them. The ref names and their object names of fetched refs are stored in `.git/FETCH_HEAD`. This information is left for a later merge -operation done by 'git-merge'. +operation done by 'git merge'. When <refspec> stores the fetched result in tracking branches, the tags that point at these branches are automatically diff --git a/Documentation/git-filter-branch.txt b/Documentation/git-filter-branch.txt index 394a77a35f..cfaba2a305 100644 --- a/Documentation/git-filter-branch.txt +++ b/Documentation/git-filter-branch.txt @@ -116,7 +116,7 @@ OPTIONS --commit-filter <command>:: This is the filter for performing the commit. If this filter is specified, it will be called instead of the - 'git-commit-tree' command, with arguments of the form + 'git commit-tree' command, with arguments of the form "<TREE_ID> [-p <PARENT_COMMIT_ID>]..." and the log message on stdin. The commit id is expected on stdout. + @@ -127,10 +127,10 @@ have all of them as parents. You can use the 'map' convenience function in this filter, and other convenience functions, too. For example, calling 'skip_commit "$@"' will leave out the current commit (but not its changes! If you want -that, use 'git-rebase' instead). +that, use 'git rebase' instead). + -You can also use the 'git_commit_non_empty_tree "$@"' instead of -'git commit-tree "$@"' if you don't wish to keep commits with a single parent +You can also use the `git_commit_non_empty_tree "$@"` instead of +`git commit-tree "$@"` if you don't wish to keep commits with a single parent and that makes no change to the tree. --tag-name-filter <command>:: @@ -179,7 +179,7 @@ the nearest ancestor that was not excluded. and only one parent, it will hence keep merges points. Also, this option is not compatible with the use of '--commit-filter'. Though you just need to use the function 'git_commit_non_empty_tree "$@"' instead - of the 'git commit-tree "$@"' idiom in your commit filter to make that + of the `git commit-tree "$@"` idiom in your commit filter to make that happen. --original <namespace>:: @@ -196,15 +196,15 @@ the nearest ancestor that was not excluded. -f:: --force:: - 'git-filter-branch' refuses to start with an existing temporary + 'git filter-branch' refuses to start with an existing temporary directory or when there are already refs starting with 'refs/original/', unless forced. <rev-list options>...:: - Arguments for 'git-rev-list'. All positive refs included by + Arguments for 'git rev-list'. All positive refs included by these options are rewritten. You may also specify options such as '--all', but you must use '--' to separate them from - the 'git-filter-branch' options. + the 'git filter-branch' options. Examples @@ -221,7 +221,7 @@ However, if the file is absent from the tree of some commit, a simple `rm filename` will fail for that tree and commit. Thus you may instead want to use `rm -f filename` as the script. -Using `\--index-filter` with 'git-rm' yields a significantly faster +Using `\--index-filter` with 'git rm' yields a significantly faster version. Like with using `rm filename`, `git rm --cached filename` will fail if the file is absent from the tree of a commit. If you want to "completely forget" a file, it does not matter when it entered @@ -303,7 +303,7 @@ and all children of the merge will become merge commits with P1,P2 as their parents instead of the merge commit. You can rewrite the commit log messages using `--msg-filter`. For -example, 'git-svn-id' strings in a repository created by 'git-svn' can +example, 'git svn-id' strings in a repository created by 'git svn' can be removed this way: ------------------------------------------------------- @@ -314,7 +314,7 @@ git filter-branch --msg-filter ' To restrict rewriting to only part of the history, specify a revision range in addition to the new branch name. The new branch name will -point to the top-most revision that a 'git-rev-list' of this range +point to the top-most revision that a 'git rev-list' of this range will print. If you need to add 'Acked-by' lines to, say, the last 10 commits (none @@ -330,7 +330,7 @@ git filter-branch --msg-filter ' *NOTE* the changes introduced by the commits, and which are not reverted by subsequent commits, will still be in the rewritten branch. If you want to throw out _changes_ together with the commits, you should use the -interactive mode of 'git-rebase'. +interactive mode of 'git rebase'. Consider this history: diff --git a/Documentation/git-fmt-merge-msg.txt b/Documentation/git-fmt-merge-msg.txt index a586950b48..a585dbe898 100644 --- a/Documentation/git-fmt-merge-msg.txt +++ b/Documentation/git-fmt-merge-msg.txt @@ -16,7 +16,7 @@ DESCRIPTION ----------- Takes the list of merged objects on stdin and produces a suitable commit message to be used for the merge commit, usually to be -passed as the '<merge-message>' argument of 'git-merge'. +passed as the '<merge-message>' argument of 'git merge'. This command is intended mostly for internal use by scripts automatically invoking 'git merge'. diff --git a/Documentation/git-for-each-ref.txt b/Documentation/git-for-each-ref.txt index 8dc873fd44..7e83288d18 100644 --- a/Documentation/git-for-each-ref.txt +++ b/Documentation/git-for-each-ref.txt @@ -82,7 +82,7 @@ objecttype:: The type of the object (`blob`, `tree`, `commit`, `tag`). objectsize:: - The size of the object (the same as 'git-cat-file -s' reports). + The size of the object (the same as 'git cat-file -s' reports). objectname:: The object name (aka SHA-1). diff --git a/Documentation/git-format-patch.txt b/Documentation/git-format-patch.txt index f1fd0df08a..9674f9de67 100644 --- a/Documentation/git-format-patch.txt +++ b/Documentation/git-format-patch.txt @@ -29,7 +29,7 @@ DESCRIPTION Prepare each commit with its patch in one file per commit, formatted to resemble UNIX mailbox format. The output of this command is convenient for e-mail submission or -for use with 'git-am'. +for use with 'git am'. There are two ways to specify which commits to operate on. @@ -221,7 +221,7 @@ EXAMPLES -------- * Extract commits between revisions R1 and R2, and apply them on top of -the current branch using 'git-am' to cherry-pick them: +the current branch using 'git am' to cherry-pick them: + ------------ $ git format-patch -k --stdout R1..R2 | git am -3 -k diff --git a/Documentation/git-fsck.txt b/Documentation/git-fsck.txt index 6fe9484da3..3ad48a6336 100644 --- a/Documentation/git-fsck.txt +++ b/Documentation/git-fsck.txt @@ -21,7 +21,7 @@ OPTIONS <object>:: An object to treat as the head of an unreachability trace. + -If no objects are given, 'git-fsck' defaults to using the +If no objects are given, 'git fsck' defaults to using the index file, all SHA1 references in .git/refs/*, and all reflogs (unless --no-reflogs is given) as heads. @@ -85,7 +85,7 @@ So for example will do quite a _lot_ of verification on the tree. There are a few extra validity tests to be added (make sure that tree objects are -sorted properly etc), but on the whole if 'git-fsck' is happy, you +sorted properly etc), but on the whole if 'git fsck' is happy, you do have a valid tree. Any corrupt objects you will have to find in backups or other archives diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt index 4cd9cdf905..189573a3b3 100644 --- a/Documentation/git-gc.txt +++ b/Documentation/git-gc.txt @@ -15,13 +15,13 @@ DESCRIPTION Runs a number of housekeeping tasks within the current repository, such as compressing file revisions (to reduce disk space and increase performance) and removing unreachable objects which may have been -created from prior invocations of 'git-add'. +created from prior invocations of 'git add'. Users are encouraged to run this task on a regular basis within each repository to maintain good disk space utilization and good operating performance. -Some git commands may automatically run 'git-gc'; see the `--auto` flag +Some git commands may automatically run 'git gc'; see the `--auto` flag below for details. If you know what you're doing and all you want is to disable this behavior permanently without further considerations, just do: @@ -33,15 +33,15 @@ OPTIONS ------- --aggressive:: - Usually 'git-gc' runs very quickly while providing good disk + Usually 'git gc' runs very quickly while providing good disk space utilization and performance. This option will cause - 'git-gc' to more aggressively optimize the repository at the expense + 'git gc' to more aggressively optimize the repository at the expense of taking much more time. The effects of this optimization are persistent, so this option only needs to be used occasionally; every few hundred changesets or so. --auto:: - With this option, 'git-gc' checks whether any housekeeping is + With this option, 'git gc' checks whether any housekeeping is required; if not, it exits without performing any work. Some git commands run `git gc --auto` after performing operations that could create many loose objects. @@ -50,13 +50,13 @@ Housekeeping is required if there are too many loose objects or too many packs in the repository. If the number of loose objects exceeds the value of the `gc.auto` configuration variable, then all loose objects are combined into a single pack using -'git-repack -d -l'. Setting the value of `gc.auto` to 0 +`git repack -d -l`. Setting the value of `gc.auto` to 0 disables automatic packing of loose objects. + If the number of packs exceeds the value of `gc.autopacklimit`, then existing packs (except those marked with a `.keep` file) are consolidated into a single pack by using the `-A` option of -'git-repack'. Setting `gc.autopacklimit` to 0 disables +'git repack'. Setting `gc.autopacklimit` to 0 disables automatic consolidation of packs. --prune=<date>:: @@ -97,7 +97,7 @@ how long records of conflicted merge you have not resolved are kept. This defaults to 15 days. The optional configuration variable 'gc.packrefs' determines if -'git-gc' runs 'git-pack-refs'. This can be set to "nobare" to enable +'git gc' runs 'git pack-refs'. This can be set to "nobare" to enable it within all non-bare repos or it can be set to a boolean value. This defaults to true. @@ -116,10 +116,10 @@ default is "2 weeks ago". Notes ----- -'git-gc' tries very hard to be safe about the garbage it collects. In +'git gc' tries very hard to be safe about the garbage it collects. In particular, it will keep not only objects referenced by your current set of branches and tags, but also objects referenced by the index, remote -tracking branches, refs saved by 'git-filter-branch' in +tracking branches, refs saved by 'git filter-branch' in refs/original/, or reflogs (which may reference commits in branches that were later amended or rewound). diff --git a/Documentation/git-get-tar-commit-id.txt b/Documentation/git-get-tar-commit-id.txt index 84f23ee525..790af9573b 100644 --- a/Documentation/git-get-tar-commit-id.txt +++ b/Documentation/git-get-tar-commit-id.txt @@ -14,12 +14,12 @@ SYNOPSIS DESCRIPTION ----------- Acts as a filter, extracting the commit ID stored in archives created by -'git-archive'. It reads only the first 1024 bytes of input, thus its +'git archive'. It reads only the first 1024 bytes of input, thus its runtime is not influenced by the size of <tarfile> very much. -If no commit ID is found, 'git-get-tar-commit-id' quietly exists with a +If no commit ID is found, 'git get-tar-commit-id' quietly exists with a return code of 1. This can happen if <tarfile> had not been created -using 'git-archive' or if the first parameter of 'git-archive' had been +using 'git archive' or if the first parameter of 'git archive' had been a tree ID instead of a commit ID or tag. diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt index 8c700200f5..abb6735a40 100644 --- a/Documentation/git-grep.txt +++ b/Documentation/git-grep.txt @@ -98,7 +98,7 @@ OPTIONS --files-without-match:: Instead of showing every matched line, show only the names of files that contain (or do not contain) matches. - For better compatibility with 'git-diff', --name-only is a + For better compatibility with 'git diff', --name-only is a synonym for --files-with-matches. -z:: diff --git a/Documentation/git-gui.txt b/Documentation/git-gui.txt index d0bc98b852..2563710b56 100644 --- a/Documentation/git-gui.txt +++ b/Documentation/git-gui.txt @@ -11,19 +11,19 @@ SYNOPSIS DESCRIPTION ----------- -A Tcl/Tk based graphical user interface to Git. 'git-gui' focuses +A Tcl/Tk based graphical user interface to Git. 'git gui' focuses on allowing users to make changes to their repository by making new commits, amending existing ones, creating branches, performing local merges, and fetching/pushing to remote repositories. -Unlike 'gitk', 'git-gui' focuses on commit generation +Unlike 'gitk', 'git gui' focuses on commit generation and single file annotation and does not show project history. It does however supply menu actions to start a 'gitk' session from -within 'git-gui'. +within 'git gui'. -'git-gui' is known to work on all popular UNIX systems, Mac OS X, +'git gui' is known to work on all popular UNIX systems, Mac OS X, and Windows (under both Cygwin and MSYS). To the extent possible -OS specific user interface guidelines are followed, making 'git-gui' +OS specific user interface guidelines are followed, making 'git gui' a fairly native interface for users. COMMANDS @@ -38,13 +38,13 @@ browser:: browser are opened in the blame viewer. citool:: - Start 'git-gui' and arrange to make exactly one commit before + Start 'git gui' and arrange to make exactly one commit before exiting and returning to the shell. The interface is limited to only commit actions, slightly reducing the application's startup time and simplifying the menubar. version:: - Display the currently running version of 'git-gui'. + Display the currently running version of 'git gui'. Examples @@ -103,15 +103,15 @@ SEE ALSO linkgit:gitk[1]:: The git repository browser. Shows branches, commit history and file differences. gitk is the utility started by - 'git-gui''s Repository Visualize actions. + 'git gui''s Repository Visualize actions. Other ----- -'git-gui' is actually maintained as an independent project, but stable +'git gui' is actually maintained as an independent project, but stable versions are distributed as part of the Git suite for the convenience of end users. -A 'git-gui' development repository can be obtained from: +A 'git gui' development repository can be obtained from: git clone git://repo.or.cz/git-gui.git diff --git a/Documentation/git-hash-object.txt b/Documentation/git-hash-object.txt index 0af40cfb85..479fce4693 100644 --- a/Documentation/git-hash-object.txt +++ b/Documentation/git-hash-object.txt @@ -18,7 +18,7 @@ Computes the object ID value for an object with specified type with the contents of the named file (which can be outside of the work tree), and optionally writes the resulting object into the object database. Reports its object ID to its standard output. -This is used by 'git-cvsimport' to update the index +This is used by 'git cvsimport' to update the index without modifying files in the work tree. When <type> is not specified, it defaults to "blob". diff --git a/Documentation/git-help.txt b/Documentation/git-help.txt index d9b9c34b3a..f8df109d07 100644 --- a/Documentation/git-help.txt +++ b/Documentation/git-help.txt @@ -55,8 +55,8 @@ other display programs (see below). + The web browser can be specified using the configuration variable 'help.browser', or 'web.browser' if the former is not set. If none of -these config variables is set, the 'git-web--browse' helper script -(called by 'git-help') will pick a suitable default. See +these config variables is set, the 'git web--browse' helper script +(called by 'git help') will pick a suitable default. See linkgit:git-web--browse[1] for more information about this. CONFIGURATION VARIABLES @@ -67,7 +67,7 @@ help.format If no command line option is passed, the 'help.format' configuration variable will be checked. The following values are supported for this -variable; they make 'git-help' behave as their corresponding command +variable; they make 'git help' behave as their corresponding command line option: * "man" corresponds to '-m|--man', @@ -122,7 +122,7 @@ man.<tool>.path You can explicitly provide a full path to your preferred man viewer by setting the configuration variable 'man.<tool>.path'. For example, you can configure the absolute path to konqueror by setting -'man.konqueror.path'. Otherwise, 'git-help' assumes the tool is +'man.konqueror.path'. Otherwise, 'git help' assumes the tool is available in PATH. man.<tool>.cmd diff --git a/Documentation/git-http-backend.txt b/Documentation/git-http-backend.txt index c8fe08a0c4..07931c6874 100644 --- a/Documentation/git-http-backend.txt +++ b/Documentation/git-http-backend.txt @@ -8,7 +8,7 @@ git-http-backend - Server side implementation of Git over HTTP SYNOPSIS -------- [verse] -'git-http-backend' +'git http-backend' DESCRIPTION ----------- @@ -24,10 +24,10 @@ that hasn't explicitly been marked for export this way (unless the GIT_HTTP_EXPORT_ALL environmental variable is set). By default, only the `upload-pack` service is enabled, which serves -'git-fetch-pack' and 'git-ls-remote' clients, which are invoked from -'git-fetch', 'git-pull', and 'git-clone'. If the client is authenticated, -the `receive-pack` service is enabled, which serves 'git-send-pack' -clients, which is invoked from 'git-push'. +'git fetch-pack' and 'git ls-remote' clients, which are invoked from +'git fetch', 'git pull', and 'git clone'. If the client is authenticated, +the `receive-pack` service is enabled, which serves 'git send-pack' +clients, which is invoked from 'git push'. SERVICES -------- @@ -43,12 +43,12 @@ http.getanyfile:: by setting this configuration item to `false`. http.uploadpack:: - This serves 'git-fetch-pack' and 'git-ls-remote' clients. + This serves 'git fetch-pack' and 'git ls-remote' clients. It is enabled by default, but a repository can disable it by setting this configuration item to `false`. http.receivepack:: - This serves 'git-send-pack' clients, allowing push. It is + This serves 'git send-pack' clients, allowing push. It is disabled by default for anonymous users, and enabled by default for users authenticated by the web server. It can be disabled by setting this item to `false`, or enabled for all @@ -56,11 +56,11 @@ http.receivepack:: URL TRANSLATION --------------- -To determine the location of the repository on disk, 'git-http-backend' +To determine the location of the repository on disk, 'git http-backend' concatenates the environment variables PATH_INFO, which is set automatically by the web server, and GIT_PROJECT_ROOT, which must be set manually in the web server configuration. If GIT_PROJECT_ROOT is not -set, 'git-http-backend' reads PATH_TRANSLATED, which is also set +set, 'git http-backend' reads PATH_TRANSLATED, which is also set automatically by the web server. EXAMPLES @@ -104,7 +104,7 @@ directive around the repository, or one of its parent directories: ---------------------------------------------------------------- + To serve gitweb at the same url, use a ScriptAliasMatch to only -those URLs that 'git-http-backend' can handle, and forward the +those URLs that 'git http-backend' can handle, and forward the rest to gitweb: + ---------------------------------------------------------------- @@ -153,7 +153,7 @@ ScriptAlias /git/ /var/www/cgi-bin/gitweb.cgi/ ENVIRONMENT ----------- -'git-http-backend' relies upon the CGI environment variables set +'git http-backend' relies upon the CGI environment variables set by the invoking web server, including: * PATH_INFO (if GIT_PROJECT_ROOT is set, otherwise PATH_TRANSLATED) diff --git a/Documentation/git-http-fetch.txt b/Documentation/git-http-fetch.txt index e7c796155f..d91cb7ff85 100644 --- a/Documentation/git-http-fetch.txt +++ b/Documentation/git-http-fetch.txt @@ -35,7 +35,7 @@ commit-id:: --stdin:: Instead of a commit id on the command line (which is not expected in this - case), 'git-http-fetch' expects lines on stdin in the format + case), 'git http-fetch' expects lines on stdin in the format <commit-id>['\t'<filename-as-in--w>] diff --git a/Documentation/git-imap-send.txt b/Documentation/git-imap-send.txt index d016dafd49..57db955bd4 100644 --- a/Documentation/git-imap-send.txt +++ b/Documentation/git-imap-send.txt @@ -13,7 +13,7 @@ SYNOPSIS DESCRIPTION ----------- -This command uploads a mailbox generated with 'git-format-patch' +This command uploads a mailbox generated with 'git format-patch' into an IMAP drafts folder. This allows patches to be sent as other email is when using mail clients that cannot read mailbox files directly. diff --git a/Documentation/git-index-pack.txt b/Documentation/git-index-pack.txt index 4b5c743c1e..65a301bece 100644 --- a/Documentation/git-index-pack.txt +++ b/Documentation/git-index-pack.txt @@ -43,10 +43,10 @@ OPTIONS a default name determined from the pack content. If <pack-file> is not specified consider using --keep to prevent a race condition between this process and - 'git-repack'. + 'git repack'. --fix-thin:: - It is possible for 'git-pack-objects' to build + It is possible for 'git pack-objects' to build "thin" pack, which records objects in deltified form based on objects not included in the pack to reduce network traffic. Those objects are expected to be present on the receiving end @@ -59,7 +59,7 @@ OPTIONS Before moving the index into its final destination create an empty .keep file for the associated pack file. This option is usually necessary with --stdin to prevent a - simultaneous 'git-repack' process from deleting + simultaneous 'git repack' process from deleting the newly constructed pack and index before refs can be updated to use objects contained in the pack. @@ -86,7 +86,7 @@ Once the index has been created, the list of object names is sorted and the SHA1 hash of that list is printed to stdout. If --stdin was also used then this is prefixed by either "pack\t", or "keep\t" if a new .keep file was successfully created. This is useful to remove a -.keep file used as a lock to prevent the race with 'git-repack' +.keep file used as a lock to prevent the race with 'git repack' mentioned above. diff --git a/Documentation/git-init.txt b/Documentation/git-init.txt index f081b24d9d..7ee102da48 100644 --- a/Documentation/git-init.txt +++ b/Documentation/git-init.txt @@ -95,11 +95,11 @@ If the object storage directory is specified via the `$GIT_OBJECT_DIRECTORY` environment variable then the sha1 directories are created underneath - otherwise the default `$GIT_DIR/objects` directory is used. -Running 'git-init' in an existing repository is safe. It will not overwrite -things that are already there. The primary reason for rerunning 'git-init' +Running 'git init' in an existing repository is safe. It will not overwrite +things that are already there. The primary reason for rerunning 'git init' is to pick up newly added templates. -Note that 'git-init' is the same as 'git-init-db'. The command +Note that 'git init' is the same as 'git init-db'. The command was primarily meant to initialize the object database, but over time it has become responsible for setting up the other aspects of the repository, such as installing the default hooks and diff --git a/Documentation/git-instaweb.txt b/Documentation/git-instaweb.txt index 0771f25443..a1f17df074 100644 --- a/Documentation/git-instaweb.txt +++ b/Documentation/git-instaweb.txt @@ -44,7 +44,7 @@ OPTIONS -b:: --browser:: The web browser that should be used to view the gitweb - page. This will be passed to the 'git-web--browse' helper + page. This will be passed to the 'git web--browse' helper script along with the URL of the gitweb instance. See linkgit:git-web--browse[1] for more information about this. If the script fails, the URL will be printed to stdout. diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt index 3d79de11ec..ff4063b020 100644 --- a/Documentation/git-log.txt +++ b/Documentation/git-log.txt @@ -14,9 +14,9 @@ DESCRIPTION ----------- Shows the commit logs. -The command takes options applicable to the 'git-rev-list' +The command takes options applicable to the 'git rev-list' command to control what is shown and how, and options applicable to -the 'git-diff-*' commands to control how the changes +the 'git diff-*' commands to control how the changes each commit introduces are shown. diff --git a/Documentation/git-ls-files.txt b/Documentation/git-ls-files.txt index 98f3b9e758..af409bf3b2 100644 --- a/Documentation/git-ls-files.txt +++ b/Documentation/git-ls-files.txt @@ -146,7 +146,7 @@ which case it outputs: [<tag> ]<mode> <object> <stage> <file> -'git-ls-files --unmerged' and 'git-ls-files --stage' can be used to examine +'git ls-files --unmerged' and 'git ls-files --stage' can be used to examine detailed information on unmerged paths. For an unmerged path, instead of recording a single mode/SHA1 pair, @@ -163,7 +163,7 @@ respectively. Exclude Patterns ---------------- -'git-ls-files' can use a list of "exclude patterns" when +'git ls-files' can use a list of "exclude patterns" when traversing the directory tree and finding files to show when the flags --others or --ignored are specified. linkgit:gitignore[5] specifies the format of exclude patterns. @@ -179,7 +179,7 @@ These exclude patterns come from these places, in order: in the same order they appear in the file. 3. command line flag --exclude-per-directory=<name> specifies - a name of the file in each directory 'git-ls-files' + a name of the file in each directory 'git ls-files' examines, normally `.gitignore`. Files in deeper directories take precedence. Patterns are ordered in the same order they appear in the files. diff --git a/Documentation/git-ls-tree.txt b/Documentation/git-ls-tree.txt index c3fdccb4c2..1f89d36800 100644 --- a/Documentation/git-ls-tree.txt +++ b/Documentation/git-ls-tree.txt @@ -28,7 +28,7 @@ in the current working directory. Note that: in a directory 'sub' that has a directory 'dir', you can run 'git ls-tree -r HEAD dir' to list the contents of the tree (that is 'sub/dir' in 'HEAD'). You don't want to give a tree that is not at the - root level (e.g. 'git ls-tree -r HEAD:sub dir') in this case, as that + root level (e.g. `git ls-tree -r HEAD:sub dir`) in this case, as that would result in asking for 'sub/sub/dir' in the 'HEAD' commit. However, the current working directory can be ignored by passing --full-tree option. @@ -84,7 +84,7 @@ Output Format Unless the `-z` option is used, TAB, LF, and backslash characters in pathnames are represented as `\t`, `\n`, and `\\`, respectively. -This output format is compatible with what '--index-info --stdin' of +This output format is compatible with what `--index-info --stdin` of 'git update-index' expects. When the `-l` option is used, format changes to diff --git a/Documentation/git-mailinfo.txt b/Documentation/git-mailinfo.txt index b81ac98cf0..e3d58cbac3 100644 --- a/Documentation/git-mailinfo.txt +++ b/Documentation/git-mailinfo.txt @@ -16,7 +16,7 @@ DESCRIPTION Reads a single e-mail message from the standard input, and writes the commit log message in <msg> file, and the patches in <patch> file. The author name, e-mail and e-mail subject are -written out to the standard output to be used by 'git-am' +written out to the standard output to be used by 'git am' to create a commit. It is usually not necessary to use this command directly. See linkgit:git-am[1] instead. @@ -30,7 +30,7 @@ OPTIONS whitespaces, (3) '[' up to ']', typically '[PATCH]', and then prepends "[PATCH] ". This flag forbids this munging, and is most useful when used to read back - 'git-format-patch -k' output. + 'git format-patch -k' output. -b:: When -k is not in effect, all leading strings bracketed with '[' diff --git a/Documentation/git-merge-file.txt b/Documentation/git-merge-file.txt index 303537357b..234269ae59 100644 --- a/Documentation/git-merge-file.txt +++ b/Documentation/git-merge-file.txt @@ -10,20 +10,21 @@ SYNOPSIS -------- [verse] 'git merge-file' [-L <current-name> [-L <base-name> [-L <other-name>]]] - [-p|--stdout] [-q|--quiet] <current-file> <base-file> <other-file> + [--ours|--theirs] [-p|--stdout] [-q|--quiet] + <current-file> <base-file> <other-file> DESCRIPTION ----------- -'git-merge-file' incorporates all changes that lead from the `<base-file>` +'git merge-file' incorporates all changes that lead from the `<base-file>` to `<other-file>` into `<current-file>`. The result ordinarily goes into -`<current-file>`. 'git-merge-file' is useful for combining separate changes +`<current-file>`. 'git merge-file' is useful for combining separate changes to an original. Suppose `<base-file>` is the original, and both `<current-file>` and `<other-file>` are modifications of `<base-file>`, -then 'git-merge-file' combines both changes. +then 'git merge-file' combines both changes. A conflict occurs if both `<current-file>` and `<other-file>` have changes -in a common segment of lines. If a conflict is found, 'git-merge-file' +in a common segment of lines. If a conflict is found, 'git merge-file' normally outputs a warning and brackets the conflict with lines containing <<<<<<< and >>>>>>> markers. A typical conflict will look like this: @@ -34,12 +35,14 @@ normally outputs a warning and brackets the conflict with lines containing >>>>>>> B If there are conflicts, the user should edit the result and delete one of -the alternatives. +the alternatives. When `--ours` or `--theirs` option is in effect, however, +these conflicts are resolved favouring lines from `<current-file>` or +lines from `<other-file>` respectively. The exit value of this program is negative on error, and the number of conflicts otherwise. If the merge was clean, the exit value is 0. -'git-merge-file' is designed to be a minimal clone of RCS 'merge'; that is, it +'git merge-file' is designed to be a minimal clone of RCS 'merge'; that is, it implements all of RCS 'merge''s functionality which is needed by linkgit:git[1]. @@ -62,6 +65,11 @@ OPTIONS -q:: Quiet; do not warn about conflicts. +--ours:: +--theirs:: + Instead of leaving conflicts in the file, resolve conflicts + favouring our (or their) side of the lines. + EXAMPLES -------- diff --git a/Documentation/git-merge-index.txt b/Documentation/git-merge-index.txt index 123e6d024a..4d266de9cc 100644 --- a/Documentation/git-merge-index.txt +++ b/Documentation/git-merge-index.txt @@ -36,14 +36,14 @@ OPTIONS failure usually indicates conflicts during the merge). This is for porcelains which might want to emit custom messages. -If 'git-merge-index' is called with multiple <file>s (or -a) then it +If 'git merge-index' is called with multiple <file>s (or -a) then it processes them in turn only stopping if merge returns a non-zero exit code. Typically this is run with a script calling git's imitation of the 'merge' command from the RCS package. -A sample script called 'git-merge-one-file' is included in the +A sample script called 'git merge-one-file' is included in the distribution. ALERT ALERT ALERT! The git "merge object order" is different from the @@ -68,10 +68,10 @@ or This is added AA in the branch B. fatal: merge program failed -where the latter example shows how 'git-merge-index' will stop trying to +where the latter example shows how 'git merge-index' will stop trying to merge once anything has returned an error (i.e., `cat` returned an error for the AA file, because it didn't exist in the original, and thus -'git-merge-index' didn't even try to merge the MM thing). +'git merge-index' didn't even try to merge the MM thing). Author ------ diff --git a/Documentation/git-merge-one-file.txt b/Documentation/git-merge-one-file.txt index dc8a96adb0..a163cfca69 100644 --- a/Documentation/git-merge-one-file.txt +++ b/Documentation/git-merge-one-file.txt @@ -8,12 +8,12 @@ git-merge-one-file - The standard helper program to use with git-merge-index SYNOPSIS -------- -'git-merge-one-file' +'git merge-one-file' DESCRIPTION ----------- -This is the standard helper program to use with 'git-merge-index' -to resolve a merge after the trivial merge done with 'git-read-tree -m'. +This is the standard helper program to use with 'git merge-index' +to resolve a merge after the trivial merge done with 'git read-tree -m'. Author ------ diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt index 67470311e2..d4ef0d0ce2 100644 --- a/Documentation/git-merge.txt +++ b/Documentation/git-merge.txt @@ -10,17 +10,21 @@ SYNOPSIS -------- [verse] 'git merge' [-n] [--stat] [--no-commit] [--squash] [-s <strategy>]... - [--[no-]rerere-autoupdate] [-m <msg>] <remote>... -'git merge' <msg> HEAD <remote>... + [--[no-]rerere-autoupdate] [-m <msg>] <commit>... +'git merge' <msg> HEAD <commit>... DESCRIPTION ----------- -This is the top-level interface to the merge machinery -which drives multiple merge strategy scripts. +Merges the history specified by <commit> into HEAD, optionally using a +specific merge strategy. -The second syntax (<msg> `HEAD` <remote>) is supported for +The second syntax (<msg> `HEAD` <commit>...) is supported for historical reasons. Do not use it from the command line or in -new scripts. It is the same as `git merge -m <msg> <remote>`. +new scripts. It is the same as `git merge -m <msg> <commit>...`. + +*Warning*: Running 'git merge' with uncommitted changes is +discouraged: while possible, it leaves you in a state that is hard to +back out of in the case of a conflict. OPTIONS @@ -38,16 +42,16 @@ include::merge-options.txt[] Allow the rerere mechanism to update the index with the result of auto-conflict resolution if possible. -<remote>...:: - Other branch heads to merge into our branch. You need at - least one <remote>. Specifying more than one <remote> - obviously means you are trying an Octopus. +<commit>...:: + Commits, usually other branch heads, to merge into our branch. + You need at least one <commit>. Specifying more than one + <commit> obviously means you are trying an Octopus. include::merge-strategies.txt[] If you tried a merge which resulted in complex conflicts and -want to start over, you can recover with 'git-reset'. +want to start over, you can recover with 'git reset'. CONFIGURATION ------------- @@ -101,8 +105,8 @@ file matches exactly the current `HEAD` commit; otherwise we will write out your local changes already registered in your index file along with the merge result, which is not good. Because 1. involves only those paths differing between your -branch and the remote branch you are pulling from during the -merge (which is typically a fraction of the whole tree), you can +branch and the branch you are merging +(which is typically a fraction of the whole tree), you can have local modifications in your working tree as long as they do not overlap with what the merge updates. @@ -115,7 +119,7 @@ When there are conflicts, the following happens: 3. For conflicting paths, the index file records up to three versions; stage1 stores the version from the common ancestor, - stage2 from `HEAD`, and stage3 from the remote branch (you + stage2 from `HEAD`, and stage3 from the other branch (you can inspect the stages with `git ls-files -u`). The working tree files contain the result of the "merge" program; i.e. 3-way merge results with familiar conflict markers `<<< === >>>`. @@ -194,28 +198,28 @@ After seeing a conflict, you can do two things: * Decide not to merge. The only clean-ups you need are to reset the index file to the `HEAD` commit to reverse 2. and to clean - up working tree changes made by 2. and 3.; 'git-reset --hard' can + up working tree changes made by 2. and 3.; `git-reset --hard` can be used for this. * Resolve the conflicts. Git will mark the conflicts in the working tree. Edit the files into shape and - 'git-add' them to the index. Use 'git-commit' to seal the deal. + 'git add' them to the index. Use 'git commit' to seal the deal. You can work through the conflict with a number of tools: - * Use a mergetool. 'git mergetool' to launch a graphical + * Use a mergetool. `git mergetool` to launch a graphical mergetool which will work you through the merge. - * Look at the diffs. 'git diff' will show a three-way diff, - highlighting changes from both the HEAD and remote versions. + * Look at the diffs. `git diff` will show a three-way diff, + highlighting changes from both the HEAD and their versions. - * Look at the diffs on their own. 'git log --merge -p <path>' - will show diffs first for the HEAD version and then the - remote version. + * Look at the diffs on their own. `git log --merge -p <path>` + will show diffs first for the HEAD version and then + their version. - * Look at the originals. 'git show :1:filename' shows the - common ancestor, 'git show :2:filename' shows the HEAD - version and 'git show :3:filename' shows the remote version. + * Look at the originals. `git show :1:filename` shows the + common ancestor, `git show :2:filename` shows the HEAD + version and `git show :3:filename` shows their version. EXAMPLES diff --git a/Documentation/git-mergetool.txt b/Documentation/git-mergetool.txt index 4a6f7f3a2d..55735faf7b 100644 --- a/Documentation/git-mergetool.txt +++ b/Documentation/git-mergetool.txt @@ -13,11 +13,11 @@ DESCRIPTION ----------- Use `git mergetool` to run one of several merge utilities to resolve -merge conflicts. It is typically run after 'git-merge'. +merge conflicts. It is typically run after 'git merge'. If one or more <file> parameters are given, the merge tool program will be run to resolve differences on each file. If no <file> names are -specified, 'git-mergetool' will run the merge tool program on every file +specified, 'git mergetool' will run the merge tool program on every file with merge conflicts. OPTIONS @@ -29,23 +29,23 @@ OPTIONS kdiff3, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, ecmerge, diffuse, tortoisemerge, opendiff, p4merge and araxis. + -If a merge resolution program is not specified, 'git-mergetool' +If a merge resolution program is not specified, 'git mergetool' will use the configuration variable `merge.tool`. If the -configuration variable `merge.tool` is not set, 'git-mergetool' +configuration variable `merge.tool` is not set, 'git mergetool' will pick a suitable default. + You can explicitly provide a full path to the tool by setting the configuration variable `mergetool.<tool>.path`. For example, you can configure the absolute path to kdiff3 by setting -`mergetool.kdiff3.path`. Otherwise, 'git-mergetool' assumes the +`mergetool.kdiff3.path`. Otherwise, 'git mergetool' assumes the tool is available in PATH. + Instead of running one of the known merge tool programs, -'git-mergetool' can be customized to run an alternative program +'git mergetool' can be customized to run an alternative program by specifying the command line to invoke in a configuration variable `mergetool.<tool>.cmd`. + -When 'git-mergetool' is invoked with this tool (either through the +When 'git mergetool' is invoked with this tool (either through the `-t` or `--tool` option or the `merge.tool` configuration variable) the configured command line will be invoked with `$BASE` set to the name of a temporary file containing the common base for @@ -59,7 +59,7 @@ merge resolution. If the custom merge tool correctly indicates the success of a merge resolution with its exit code, then the configuration variable `mergetool.<tool>.trustExitCode` can be set to `true`. -Otherwise, 'git-mergetool' will prompt the user to indicate the +Otherwise, 'git mergetool' will prompt the user to indicate the success of the resolution after the custom tool has exited. -y:: diff --git a/Documentation/git-name-rev.txt b/Documentation/git-name-rev.txt index 7ca8a7b48c..2108237c36 100644 --- a/Documentation/git-name-rev.txt +++ b/Documentation/git-name-rev.txt @@ -15,7 +15,7 @@ SYNOPSIS DESCRIPTION ----------- Finds symbolic names suitable for human digestion for revisions given in any -format parsable by 'git-rev-parse'. +format parsable by 'git rev-parse'. OPTIONS @@ -55,7 +55,7 @@ wrote you about that fantastic commit 33db5f4d9027a10e477ccf054b2c1ab94f74c85a. Of course, you look into the commit, but that only tells you what happened, but not the context. -Enter 'git-name-rev': +Enter 'git name-rev': ------------ % git name-rev 33db5f4d9027a10e477ccf054b2c1ab94f74c85a diff --git a/Documentation/git-notes.txt b/Documentation/git-notes.txt index 94cceb1319..d4487cab52 100644 --- a/Documentation/git-notes.txt +++ b/Documentation/git-notes.txt @@ -8,7 +8,7 @@ git-notes - Add/inspect commit notes SYNOPSIS -------- [verse] -'git-notes' (edit [-F <file> | -m <msg>] | show) [commit] +'git notes' (edit [-F <file> | -m <msg>] | show) [commit] DESCRIPTION ----------- diff --git a/Documentation/git-pack-objects.txt b/Documentation/git-pack-objects.txt index f54d433d36..097a14773b 100644 --- a/Documentation/git-pack-objects.txt +++ b/Documentation/git-pack-objects.txt @@ -32,7 +32,7 @@ Placing both in the pack/ subdirectory of $GIT_OBJECT_DIRECTORY (or any of the directories on $GIT_ALTERNATE_OBJECT_DIRECTORIES) enables git to read from such an archive. -The 'git-unpack-objects' command can read the packed archive and +The 'git unpack-objects' command can read the packed archive and expand the objects contained in the pack into "one-file one-object" format; this is typically done by the smart-pull commands when a pack is created on-the-fly for efficient network @@ -61,7 +61,7 @@ base-name:: --revs:: Read the revision arguments from the standard input, instead of individual object names. The revision arguments are processed - the same way as 'git-rev-list' with the `--objects` flag + the same way as 'git rev-list' with the `--objects` flag uses its `commit` arguments to build the list of objects it outputs. The objects on the resulting list are packed. @@ -182,7 +182,7 @@ base-name:: A packed archive can express base object of a delta as either 20-byte object name or as an offset in the stream, but older version of git does not understand the - latter. By default, 'git-pack-objects' only uses the + latter. By default, 'git pack-objects' only uses the former format for better compatibility. This option allows the command to use the latter format for compactness. Depending on the average delta chain diff --git a/Documentation/git-pack-redundant.txt b/Documentation/git-pack-redundant.txt index 5f9435e59b..d0607879db 100644 --- a/Documentation/git-pack-redundant.txt +++ b/Documentation/git-pack-redundant.txt @@ -16,7 +16,7 @@ This program computes which packs in your repository are redundant. The output is suitable for piping to `xargs rm` if you are in the root of the repository. -'git-pack-redundant' accepts a list of objects on standard input. Any objects +'git pack-redundant' accepts a list of objects on standard input. Any objects given will be ignored when checking which packs are required. This makes the following command useful when wanting to remove packs which contain unreachable objects. diff --git a/Documentation/git-patch-id.txt b/Documentation/git-patch-id.txt index 253fc0fc25..4dae1390a5 100644 --- a/Documentation/git-patch-id.txt +++ b/Documentation/git-patch-id.txt @@ -18,7 +18,7 @@ ID" are almost guaranteed to be the same thing. IOW, you can use this thing to look for likely duplicate commits. -When dealing with 'git-diff-tree' output, it takes advantage of +When dealing with 'git diff-tree' output, it takes advantage of the fact that the patch is prefixed with the object name of the commit, and outputs two 40-byte hexadecimal strings. The first string is the patch ID, and the second string is the commit ID. diff --git a/Documentation/git-peek-remote.txt b/Documentation/git-peek-remote.txt index 8282a5e82b..87dacd797f 100644 --- a/Documentation/git-peek-remote.txt +++ b/Documentation/git-peek-remote.txt @@ -12,7 +12,7 @@ SYNOPSIS DESCRIPTION ----------- -This command is deprecated; use 'git-ls-remote' instead. +This command is deprecated; use 'git ls-remote' instead. OPTIONS ------- diff --git a/Documentation/git-prune.txt b/Documentation/git-prune.txt index da6055d4b8..3bb7304517 100644 --- a/Documentation/git-prune.txt +++ b/Documentation/git-prune.txt @@ -8,21 +8,21 @@ git-prune - Prune all unreachable objects from the object database SYNOPSIS -------- -'git-prune' [-n] [-v] [--expire <expire>] [--] [<head>...] +'git prune' [-n] [-v] [--expire <expire>] [--] [<head>...] DESCRIPTION ----------- -NOTE: In most cases, users should run 'git-gc', which calls -'git-prune'. See the section "NOTES", below. +NOTE: In most cases, users should run 'git gc', which calls +'git prune'. See the section "NOTES", below. -This runs 'git-fsck --unreachable' using all the refs +This runs 'git fsck --unreachable' using all the refs available in `$GIT_DIR/refs`, optionally with additional set of objects specified on the command line, and prunes all unpacked objects unreachable from any of these head objects from the object database. In addition, it prunes the unpacked objects that are also found in packs by -running 'git-prune-packed'. +running 'git prune-packed'. Note that unreachable, packed objects will remain. If this is not desired, see linkgit:git-repack[1]. @@ -62,12 +62,12 @@ $ git prune $(cd ../another && $(git rev-parse --all)) Notes ----- -In most cases, users will not need to call 'git-prune' directly, but -should instead call 'git-gc', which handles pruning along with +In most cases, users will not need to call 'git prune' directly, but +should instead call 'git gc', which handles pruning along with many other housekeeping tasks. For a description of which objects are considered for pruning, see -'git-fsck''s --unreachable option. +'git fsck''s --unreachable option. SEE ALSO -------- diff --git a/Documentation/git-pull.txt b/Documentation/git-pull.txt index b93201158f..31f42ea21a 100644 --- a/Documentation/git-pull.txt +++ b/Documentation/git-pull.txt @@ -13,16 +13,20 @@ SYNOPSIS DESCRIPTION ----------- -Runs 'git-fetch' with the given parameters, and calls 'git-merge' +Runs 'git fetch' with the given parameters, and calls 'git merge' to merge the retrieved head(s) into the current branch. -With `--rebase`, calls 'git-rebase' instead of 'git-merge'. +With `--rebase`, calls 'git rebase' instead of 'git merge'. Note that you can use `.` (current directory) as the <repository> to pull from the local repository -- this is useful when merging local branches into the current branch. -Also note that options meant for 'git-pull' itself and underlying -'git-merge' must be given before the options meant for 'git-fetch'. +Also note that options meant for 'git pull' itself and underlying +'git merge' must be given before the options meant for 'git fetch'. + +*Warning*: Running 'git pull' (actually, the underlying 'git merge') +with uncommitted changes is discouraged: while possible, it leaves you +in a state that is hard to back out of in the case of a conflict. OPTIONS ------- @@ -148,7 +152,7 @@ $ git merge origin/next If you tried a pull which resulted in a complex conflicts and -would want to start over, you can recover with 'git-reset'. +would want to start over, you can recover with 'git reset'. SEE ALSO diff --git a/Documentation/git-push.txt b/Documentation/git-push.txt index e3eb1e8f19..c63932b16c 100644 --- a/Documentation/git-push.txt +++ b/Documentation/git-push.txt @@ -10,7 +10,7 @@ SYNOPSIS -------- [verse] 'git push' [--all | --mirror | --tags] [-n | --dry-run] [--receive-pack=<git-receive-pack>] - [--repo=<repository>] [-f | --force] [-v | --verbose] + [--repo=<repository>] [-f | --force] [-v | --verbose] [-u | --set-upstream] [<repository> <refspec>...] DESCRIPTION @@ -116,12 +116,19 @@ nor in any Push line of the corresponding remotes file---see below). --repo=<repository>:: This option is only relevant if no <repository> argument is - passed in the invocation. In this case, 'git-push' derives the + passed in the invocation. In this case, 'git push' derives the remote name from the current branch: If it tracks a remote branch, then that remote repository is pushed to. Otherwise, the name "origin" is used. For this latter case, this option can be used to override the name "origin". In other words, the difference between these two commands + +-u:: +--set-upstream:: + For every branch that is up to date or successfully pushed, add + upstream (tracking) reference, used by argument-less + linkgit:git-pull[1] and other commands. For more information, + see 'branch.<name>.merge' in linkgit:git-config[1]. + -------------------------- git push public #1 @@ -130,11 +137,11 @@ git push --repo=public #2 + is that #1 always pushes to "public" whereas #2 pushes to "public" only if the current branch does not track a remote branch. This is -useful if you write an alias or script around 'git-push'. +useful if you write an alias or script around 'git push'. --thin:: --no-thin:: - These options are passed to 'git-send-pack'. Thin + These options are passed to 'git send-pack'. Thin transfer spends extra cycles to minimize the number of objects to be sent and meant to be used on slower connection. diff --git a/Documentation/git-read-tree.txt b/Documentation/git-read-tree.txt index d6faa14149..567671c013 100644 --- a/Documentation/git-read-tree.txt +++ b/Documentation/git-read-tree.txt @@ -25,8 +25,8 @@ fast-forward (i.e. 2-way) merge, or a 3-way merge, with the `-m` flag. When used with `-m`, the `-u` flag causes it to also update the files in the work tree with the result of the merge. -Trivial merges are done by 'git-read-tree' itself. Only conflicting paths -will be in unmerged state when 'git-read-tree' returns. +Trivial merges are done by 'git read-tree' itself. Only conflicting paths +will be in unmerged state when 'git read-tree' returns. OPTIONS ------- @@ -57,13 +57,13 @@ OPTIONS Show the progress of checking files out. --trivial:: - Restrict three-way merge by 'git-read-tree' to happen + Restrict three-way merge by 'git read-tree' to happen only if there is no file-level merging required, instead of resolving merge for trivial cases and leaving conflicting files unresolved in the index. --aggressive:: - Usually a three-way merge by 'git-read-tree' resolves + Usually a three-way merge by 'git read-tree' resolves the merge for really trivial cases and leaves other cases unresolved in the index, so that Porcelains can implement different merge policies. This flag makes the @@ -120,7 +120,7 @@ OPTIONS Merging ------- -If `-m` is specified, 'git-read-tree' can perform 3 kinds of +If `-m` is specified, 'git read-tree' can perform 3 kinds of merge, a single tree merge if only 1 tree is given, a fast-forward merge with 2 trees, or a 3-way merge if 3 trees are provided. @@ -128,18 +128,18 @@ provided. Single Tree Merge ~~~~~~~~~~~~~~~~~ -If only 1 tree is specified, 'git-read-tree' operates as if the user did not +If only 1 tree is specified, 'git read-tree' operates as if the user did not specify `-m`, except that if the original index has an entry for a given pathname, and the contents of the path matches with the tree being read, the stat info from the index is used. (In other words, the index's stat()s take precedence over the merged tree's). That means that if you do a `git read-tree -m <newtree>` followed by a -`git checkout-index -f -u -a`, the 'git-checkout-index' only checks out +`git checkout-index -f -u -a`, the 'git checkout-index' only checks out the stuff that really changed. -This is used to avoid unnecessary false hits when 'git-diff-files' is -run after 'git-read-tree'. +This is used to avoid unnecessary false hits when 'git diff-files' is +run after 'git read-tree'. Two Tree Merge @@ -150,7 +150,7 @@ is the head commit of the current repository, and $M is the head of a foreign tree, which is simply ahead of $H (i.e. we are in a fast-forward situation). -When two trees are specified, the user is telling 'git-read-tree' +When two trees are specified, the user is telling 'git read-tree' the following: 1. The current index and work tree is derived from $H, but @@ -203,10 +203,10 @@ Here are the "carry forward" rules: In all "keep index" cases, the index entry stays as in the original index file. If the entry were not up to date, -'git-read-tree' keeps the copy in the work tree intact when +'git read-tree' keeps the copy in the work tree intact when operating under the -u flag. -When this form of 'git-read-tree' returns successfully, you can +When this form of 'git read-tree' returns successfully, you can see what "local changes" you made are carried forward by running `git diff-index --cached $M`. Note that this does not necessarily match `git diff-index --cached $H` would have @@ -229,7 +229,7 @@ of the path is kept as long as $H and $M are the same. Each "index" entry has two bits worth of "stage" state. stage 0 is the normal one, and is the only one you'd see in any kind of normal use. -However, when you do 'git-read-tree' with three trees, the "stage" +However, when you do 'git read-tree' with three trees, the "stage" starts out at 1. This means that you can do @@ -245,7 +245,7 @@ branch into the current branch, we use the common ancestor tree as <tree1>, the current branch head as <tree2>, and the other branch head as <tree3>. -Furthermore, 'git-read-tree' has special-case logic that says: if you see +Furthermore, 'git read-tree' has special-case logic that says: if you see a file that matches in all respects in the following states, it "collapses" back to "stage0": @@ -261,7 +261,7 @@ a file that matches in all respects in the following states, it - stage 1 and stage 3 are the same and stage 2 is different take stage 2 (we did something while they did nothing) -The 'git-write-tree' command refuses to write a nonsensical tree, and it +The 'git write-tree' command refuses to write a nonsensical tree, and it will complain about unmerged entries if it sees a single entry that is not stage 0. @@ -277,7 +277,7 @@ start a 3-way merge with an index file that is already populated. Here is an outline of how the algorithm works: - if a file exists in identical format in all three trees, it will - automatically collapse to "merged" state by 'git-read-tree'. + automatically collapse to "merged" state by 'git read-tree'. - a file that has _any_ difference what-so-ever in the three trees will stay as separate entries in the index. It's up to "porcelain @@ -301,8 +301,8 @@ populated. Here is an outline of how the algorithm works: matching "stage1" entry if it exists too. .. all the normal trivial rules .. -You would normally use 'git-merge-index' with supplied -'git-merge-one-file' to do this last step. The script updates +You would normally use 'git merge-index' with supplied +'git merge-one-file' to do this last step. The script updates the files in the working tree as it merges each path and at the end of a successful merge. @@ -324,7 +324,7 @@ $ JC=`git rev-parse --verify "HEAD^0"` $ git checkout-index -f -u -a $JC ---------------- -You do random edits, without running 'git-update-index'. And then +You do random edits, without running 'git update-index'. And then you notice that the tip of your "upstream" tree has advanced since you pulled from him: @@ -350,14 +350,14 @@ your work-in-progress changes, and your work tree would be updated to the result of the merge. However, if you have local changes in the working tree that -would be overwritten by this merge, 'git-read-tree' will refuse +would be overwritten by this merge, 'git read-tree' will refuse to run to prevent your changes from being lost. In other words, there is no need to worry about what exists only in the working tree. When you have local changes in a part of the project that is not involved in the merge, your changes do not interfere with the merge, and are kept intact. When they -*do* interfere, the merge does not even start ('git-read-tree' +*do* interfere, the merge does not even start ('git read-tree' complains loudly and fails without modifying anything). In such a case, you can simply continue doing what you were in the middle of doing, and when your working tree is ready (i.e. you diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index ca5e1e8653..89a957ef77 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -17,7 +17,7 @@ SYNOPSIS DESCRIPTION ----------- -If <branch> is specified, 'git-rebase' will perform an automatic +If <branch> is specified, 'git rebase' will perform an automatic `git checkout <branch>` before doing anything else. Otherwise it remains on the current branch. @@ -170,8 +170,8 @@ This is useful if F and G were flawed in some way, or should not be part of topicA. Note that the argument to --onto and the <upstream> parameter can be any valid commit-ish. -In case of conflict, 'git-rebase' will stop at the first problematic commit -and leave conflict markers in the tree. You can use 'git-diff' to locate +In case of conflict, 'git rebase' will stop at the first problematic commit +and leave conflict markers in the tree. You can use 'git diff' to locate the markers (<<<<<<) and make edits to resolve the conflict. For each file you edit, you need to tell git that the conflict has been resolved, typically this would be done with @@ -187,7 +187,7 @@ desired resolution, you can continue the rebasing process with git rebase --continue -Alternatively, you can undo the 'git-rebase' with +Alternatively, you can undo the 'git rebase' with git rebase --abort @@ -238,10 +238,10 @@ other words, the sides are swapped. -s <strategy>:: --strategy=<strategy>:: Use the given merge strategy. - If there is no `-s` option 'git-merge-recursive' is used + If there is no `-s` option 'git merge-recursive' is used instead. This implies --merge. + -Because 'git-rebase' replays each commit from the working branch +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>, which makes little sense. @@ -280,13 +280,13 @@ which makes little sense. --ignore-whitespace:: --whitespace=<option>:: - These flag are passed to the 'git-apply' program + These flag are passed to the 'git apply' program (see linkgit:git-apply[1]) that applies the patch. Incompatible with the --interactive option. --committer-date-is-author-date:: --ignore-date:: - These flags are passed to 'git-am' to easily change the dates + These flags are passed to 'git am' to easily change the dates of the rebased commits (see linkgit:git-am[1]). -i:: @@ -308,12 +308,22 @@ which makes little sense. root commits will be rewritten to have <newbase> as parent instead. +--autosquash:: + When the commit log message begins with "squash! ..." (or + "fixup! ..."), and there is a commit whose title begins with + the same ..., automatically modify the todo list of rebase -i + so that the commit marked for quashing come right after the + commit to be modified, and change the action of the moved + commit from `pick` to `squash` (or `fixup`). ++ +This option is only valid when '--interactive' option is used. + include::merge-strategies.txt[] NOTES ----- -You should understand the implications of using 'git-rebase' on a +You should understand the implications of using 'git rebase' on a repository that you share. See also RECOVERING FROM UPSTREAM REBASE below. @@ -369,12 +379,12 @@ pick fa1afe1 The oneline of the next commit ... ------------------------------------------- -The oneline descriptions are purely for your pleasure; 'git-rebase' will +The oneline descriptions are purely for your pleasure; 'git rebase' will not look at them but at the commit names ("deadbee" and "fa1afe1" in this example), so do not delete or edit the names. By replacing the command "pick" with the command "edit", you can tell -'git-rebase' to stop after applying that commit, so that you can edit +'git rebase' to stop after applying that commit, so that you can edit the files and/or the commit message, amend the commit, and continue rebasing. @@ -382,17 +392,20 @@ If you just want to edit the commit message for a commit, replace the command "pick" with the command "reword". If you want to fold two or more commits into one, replace the command -"pick" with "squash" for the second and subsequent commit. If the -commits had different authors, it will attribute the squashed commit to -the author of the first commit. - -'git-rebase' will stop when "pick" has been replaced with "edit" or +"pick" for the second and subsequent commits with "squash" or "fixup". +If the commits had different authors, the folded commit will be +attributed to the author of the first commit. The suggested commit +message for the folded commit is the concatenation of the commit +messages of the first commit and of those with the "squash" command, +but omits the commit messages of commits with the "fixup" command. + +'git rebase' will stop when "pick" has been replaced with "edit" or when a command fails due to merge errors. When you are done editing and/or resolving conflicts you can continue with `git rebase --continue`. For example, if you want to reorder the last 5 commits, such that what was HEAD~4 becomes the new HEAD. To achieve that, you would call -'git-rebase' like this: +'git rebase' like this: ---------------------- $ git rebase -i HEAD~5 @@ -422,7 +435,7 @@ SPLITTING COMMITS ----------------- In interactive mode, you can mark commits with the action "edit". However, -this does not necessarily mean that 'git-rebase' expects the result of this +this does not necessarily mean that 'git rebase' expects the result of this edit to be exactly one commit. Indeed, you can undo the commit, or you can add other commits. This can be used to split a commit into two: @@ -438,7 +451,7 @@ add other commits. This can be used to split a commit into two: - Now add the changes to the index that you want to have in the first commit. You can use `git add` (possibly interactively) or - 'git-gui' (or both) to do that. + 'git gui' (or both) to do that. - Commit the now-current index with whatever commit message is appropriate now. @@ -449,7 +462,7 @@ add other commits. This can be used to split a commit into two: If you are not absolutely sure that the intermediate revisions are consistent (they compile, pass the testsuite, etc.) you should use -'git-stash' to stash away the not-yet-committed changes +'git stash' to stash away the not-yet-committed changes after each commit, test, and amend the commit if fixes are necessary. @@ -512,8 +525,8 @@ Easy case: The changes are literally the same.:: Hard case: The changes are not the same.:: This happens if the 'subsystem' rebase had conflicts, or used - `\--interactive` to omit, edit, or squash commits; or if the - upstream used one of `commit \--amend`, `reset`, or + `\--interactive` to omit, edit, squash, or fixup commits; or + if the upstream used one of `commit \--amend`, `reset`, or `filter-branch`. @@ -524,7 +537,7 @@ Only works if the changes (patch IDs based on the diff contents) on 'subsystem' are literally the same before and after the rebase 'subsystem' did. -In that case, the fix is easy because 'git-rebase' knows to skip +In that case, the fix is easy because 'git rebase' knows to skip changes that are already present in the new upstream. So if you say (assuming you're on 'topic') ------------ @@ -551,12 +564,12 @@ NOTE: While an "easy case recovery" sometimes appears to be successful example, a commit that was removed via `git rebase \--interactive` will be **resurrected**! -The idea is to manually tell 'git-rebase' "where the old 'subsystem' +The idea is to manually tell 'git rebase' "where the old 'subsystem' ended and your 'topic' began", that is, what the old merge-base between them was. You will have to find a way to name the last commit of the old 'subsystem', for example: -* With the 'subsystem' reflog: after 'git-fetch', the old tip of +* With the 'subsystem' reflog: after 'git fetch', the old tip of 'subsystem' is at `subsystem@\{1}`. Subsequent fetches will increase the number. (See linkgit:git-reflog[1].) diff --git a/Documentation/git-receive-pack.txt b/Documentation/git-receive-pack.txt index cb5f405280..2790eebaff 100644 --- a/Documentation/git-receive-pack.txt +++ b/Documentation/git-receive-pack.txt @@ -8,15 +8,15 @@ git-receive-pack - Receive what is pushed into the repository SYNOPSIS -------- -'git receive-pack' <directory> +'git-receive-pack' <directory> DESCRIPTION ----------- -Invoked by 'git-send-pack' and updates the repository with the +Invoked by 'git send-pack' and updates the repository with the information fed from the remote end. This command is usually not invoked directly by the end user. -The UI for the protocol is on the 'git-send-pack' side, and the +The UI for the protocol is on the 'git send-pack' side, and the program pair is meant to be used to push updates to remote repository. For pull operations, see linkgit:git-fetch-pack[1]. diff --git a/Documentation/git-reflog.txt b/Documentation/git-reflog.txt index 7f7a5445c7..802bd5791c 100644 --- a/Documentation/git-reflog.txt +++ b/Documentation/git-reflog.txt @@ -60,7 +60,7 @@ OPTIONS refs. + This computation involves traversing all the reachable objects, i.e. it -has the same cost as 'git-prune'. Fortunately, once this is run, we +has the same cost as 'git prune'. Fortunately, once this is run, we should not have to ever worry about missing objects, because the current prune and pack-objects know about reflogs and protect objects referred by them. diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt index c272c92d4b..b03ccaac3d 100644 --- a/Documentation/git-remote.txt +++ b/Documentation/git-remote.txt @@ -161,7 +161,7 @@ $ git checkout -b nfs linux-nfs/master ... ------------ -* Imitate 'git-clone' but track only selected branches +* Imitate 'git clone' but track only selected branches + ------------ $ mkdir project.git diff --git a/Documentation/git-repack.txt b/Documentation/git-repack.txt index c9257a10c9..538895c50c 100644 --- a/Documentation/git-repack.txt +++ b/Documentation/git-repack.txt @@ -49,16 +49,16 @@ other objects in that pack they already have locally. deleted by way of being left in the old pack and then removed. Instead, the loose unreachable objects will be pruned according to normal expiry rules - with the next 'git-gc' invocation. See linkgit:git-gc[1]. + with the next 'git gc' invocation. See linkgit:git-gc[1]. -d:: After packing, if the newly created packs make some existing packs redundant, remove the redundant packs. - Also run 'git-prune-packed' to remove redundant + Also run 'git prune-packed' to remove redundant loose object files. -l:: - Pass the `--local` option to 'git-pack-objects'. See + Pass the `--local` option to 'git pack-objects'. See linkgit:git-pack-objects[1]. -f:: @@ -66,12 +66,12 @@ other objects in that pack they already have locally. linkgit:git-pack-objects[1]. -q:: - Pass the `-q` option to 'git-pack-objects'. See + Pass the `-q` option to 'git pack-objects'. See linkgit:git-pack-objects[1]. -n:: Do not update the server information with - 'git-update-server-info'. This option skips + 'git update-server-info'. This option skips updating local catalog files needed to publish this repository (or a direct copy of it) over HTTP or FTP. See linkgit:git-update-server-info[1]. @@ -109,7 +109,7 @@ Configuration When configuration variable `repack.UseDeltaBaseOffset` is set for the repository, the command passes `--delta-base-offset` -option to 'git-pack-objects'; this typically results in slightly +option to 'git pack-objects'; this typically results in slightly smaller packs, but the generated packs are incompatible with versions of git older than (and including) v1.4.3; do not set the variable in a repository that older version of git needs to diff --git a/Documentation/git-replace.txt b/Documentation/git-replace.txt index 65a0da508a..fde2092582 100644 --- a/Documentation/git-replace.txt +++ b/Documentation/git-replace.txt @@ -65,7 +65,7 @@ OPTIONS BUGS ---- Comparing blobs or trees that have been replaced with those that -replace them will not work properly. And using 'git reset --hard' to +replace them will not work properly. And using `git reset --hard` to go back to a replaced commit will move the branch to the replacement commit instead of the replaced commit. diff --git a/Documentation/git-rerere.txt b/Documentation/git-rerere.txt index 7dd515b8cc..acc220a00f 100644 --- a/Documentation/git-rerere.txt +++ b/Documentation/git-rerere.txt @@ -30,14 +30,14 @@ enable this command. COMMANDS -------- -Normally, 'git-rerere' is run without arguments or user-intervention. +Normally, 'git rerere' is run without arguments or user-intervention. However, it has several commands that allow it to interact with its working state. 'clear':: This resets the metadata used by rerere if a merge resolution is to be -aborted. Calling 'git-am [--skip|--abort]' or 'git-rebase [--skip|--abort]' +aborted. Calling 'git am [--skip|--abort]' or 'git rebase [--skip|--abort]' will automatically invoke this command. 'diff':: @@ -142,32 +142,32 @@ finally ready and merged into the master branch. This merge would require you to resolve the conflict, introduced by the commits marked with `*`. However, this conflict is often the same conflict you resolved when you created the test merge you -blew away. 'git-rerere' helps you resolve this final +blew away. 'git rerere' helps you resolve this final conflicted merge using the information from your earlier hand resolve. -Running the 'git-rerere' command immediately after a conflicted +Running the 'git rerere' command immediately after a conflicted automerge records the conflicted working tree files, with the usual conflict markers `<<<<<<<`, `=======`, and `>>>>>>>` in them. Later, after you are done resolving the conflicts, -running 'git-rerere' again will record the resolved state of these +running 'git rerere' again will record the resolved state of these files. Suppose you did this when you created the test merge of master into the topic branch. Next time, after seeing the same conflicted automerge, -running 'git-rerere' will perform a three-way merge between the +running 'git rerere' will perform a three-way merge between the earlier conflicted automerge, the earlier manual resolution, and the current conflicted automerge. If this three-way merge resolves cleanly, the result is written out to your working tree file, so you do not have to manually -resolve it. Note that 'git-rerere' leaves the index file alone, +resolve it. Note that 'git rerere' leaves the index file alone, so you still need to do the final sanity checks with `git diff` -(or `git diff -c`) and 'git-add' when you are satisfied. +(or `git diff -c`) and 'git add' when you are satisfied. -As a convenience measure, 'git-merge' automatically invokes -'git-rerere' upon exiting with a failed automerge and 'git-rerere' +As a convenience measure, 'git merge' automatically invokes +'git rerere' upon exiting with a failed automerge and 'git rerere' records the hand resolve when it is a new conflict, or reuses the earlier hand -resolve when it is not. 'git-commit' also invokes 'git-rerere' +resolve when it is not. 'git commit' also invokes 'git rerere' when committing a merge result. What this means is that you do not have to do anything special yourself (besides enabling the rerere.enabled config variable). @@ -177,8 +177,8 @@ resolution is recorded, and it will be reused when you do the actual merge later with the updated master and topic branch, as long as the recorded resolution is still applicable. -The information 'git-rerere' records is also used when running -'git-rebase'. After blowing away the test merge and continuing +The information 'git rerere' records is also used when running +'git rebase'. After blowing away the test merge and continuing development on the topic branch: ------------ @@ -197,7 +197,7 @@ you could run `git rebase master topic`, to bring yourself up-to-date before your topic is ready to be sent upstream. This would result in falling back to a three-way merge, and it would conflict the same way as the test merge you resolved earlier. -'git-rerere' will be run by 'git-rebase' to help you resolve this +'git rerere' will be run by 'git rebase' to help you resolve this conflict. diff --git a/Documentation/git-reset.txt b/Documentation/git-reset.txt index c7aa444317..168db08627 100644 --- a/Documentation/git-reset.txt +++ b/Documentation/git-reset.txt @@ -39,7 +39,7 @@ OPTIONS --soft:: Does not touch the index file nor the working tree at all, but requires them to be in a good order. This leaves all your changed - files "Changes to be committed", as 'git-status' would + files "Changes to be committed", as 'git status' would put it. --hard:: diff --git a/Documentation/git-rev-list.txt b/Documentation/git-rev-list.txt index 3341d1b62f..78d3f48dfb 100644 --- a/Documentation/git-rev-list.txt +++ b/Documentation/git-rev-list.txt @@ -9,7 +9,7 @@ git-rev-list - Lists commit objects in reverse chronological order SYNOPSIS -------- [verse] -'git-rev-list' [ \--max-count=number ] +'git rev-list' [ \--max-count=number ] [ \--skip=number ] [ \--max-age=timestamp ] [ \--min-age=timestamp ] @@ -93,8 +93,8 @@ between the two operands. The following two commands are equivalent: 'rev-list' is a very essential git command, since it provides the ability to build and traverse commit ancestry graphs. For this reason, it has a lot of different options that enables it to be -used by commands as different as 'git-bisect' and -'git-repack'. +used by commands as different as 'git bisect' and +'git repack'. OPTIONS ------- diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt index 82045a2522..d375f1af10 100644 --- a/Documentation/git-rev-parse.txt +++ b/Documentation/git-rev-parse.txt @@ -15,16 +15,16 @@ DESCRIPTION Many git porcelainish commands take mixture of flags (i.e. parameters that begin with a dash '-') and parameters -meant for the underlying 'git-rev-list' command they use internally +meant for the underlying 'git rev-list' command they use internally and flags and parameters for the other commands they use -downstream of 'git-rev-list'. This command is used to +downstream of 'git rev-list'. This command is used to distinguish between them. OPTIONS ------- --parseopt:: - Use 'git-rev-parse' in option parsing mode (see PARSEOPT section below). + Use 'git rev-parse' in option parsing mode (see PARSEOPT section below). --keep-dashdash:: Only meaningful in `--parseopt` mode. Tells the option parser to echo @@ -36,17 +36,17 @@ OPTIONS that take options themself. --sq-quote:: - Use 'git-rev-parse' in shell quoting mode (see SQ-QUOTE + Use 'git rev-parse' in shell quoting mode (see SQ-QUOTE section below). In contrast to the `--sq` option below, this mode does only quoting. Nothing else is done to command input. --revs-only:: Do not output flags and parameters not meant for - 'git-rev-list' command. + 'git rev-list' command. --no-revs:: Do not output flags and parameters meant for - 'git-rev-list' command. + 'git rev-list' command. --flags:: Do not output non-flag parameters. @@ -74,7 +74,7 @@ OPTIONS properly quoted for consumption by shell. Useful when you expect your parameter to contain whitespaces and newlines (e.g. when using pickaxe `-S` with - 'git-diff-\*'). In contrast to the `--sq-quote` option, + 'git diff-\*'). In contrast to the `--sq-quote` option, the command input is still interpreted as usual. --not:: @@ -112,6 +112,9 @@ OPTIONS --remotes:: Show tag refs found in `$GIT_DIR/refs/remotes`. +--show-toplevel:: + Show the absolute path of the top-level directory. + --show-prefix:: When the command is invoked from a subdirectory, show the path of the current directory relative to the top-level @@ -145,12 +148,12 @@ OPTIONS --since=datestring:: --after=datestring:: Parse the date string, and output the corresponding - --max-age= parameter for 'git-rev-list'. + --max-age= parameter for 'git rev-list'. --until=datestring:: --before=datestring:: Parse the date string, and output the corresponding - --min-age= parameter for 'git-rev-list'. + --min-age= parameter for 'git rev-list'. <args>...:: Flags and parameters to be parsed. @@ -171,7 +174,7 @@ blobs contained in a commit. name the same commit object if there are no other object in your repository whose object name starts with dae86e. -* An output from 'git-describe'; i.e. a closest tag, optionally +* An output from 'git describe'; i.e. a closest tag, optionally followed by a dash and a number of commits, followed by a dash, a `g`, and an abbreviated object name. @@ -197,13 +200,13 @@ blobs contained in a commit. + HEAD names the commit your changes in the working tree is based on. FETCH_HEAD records the branch you fetched from a remote repository -with your last 'git-fetch' invocation. +with your last 'git fetch' invocation. ORIG_HEAD is created by commands that moves your HEAD in a drastic way, to record the position of the HEAD before their operation, so that you can change the tip of the branch back to the state before you ran them easily. MERGE_HEAD records the commit(s) you are merging into your branch -when you run 'git-merge'. +when you run 'git merge'. * A ref followed by the suffix '@' with a date specification enclosed in a brace @@ -308,7 +311,7 @@ G H I J SPECIFYING RANGES ----------------- -History traversing commands such as 'git-log' operate on a set +History traversing commands such as 'git log' operate on a set of commits, not just a single commit. To these commands, specifying a single revision with the notation described in the previous section means the set of commits reachable from that @@ -349,7 +352,7 @@ Here are a handful of examples: PARSEOPT -------- -In `--parseopt` mode, 'git-rev-parse' helps massaging options to bring to shell +In `--parseopt` mode, 'git rev-parse' helps massaging options to bring to shell scripts the same facilities C builtins have. It works as an option normalizer (e.g. splits single switches aggregate values), a bit like `getopt(1)` does. @@ -361,7 +364,7 @@ usage on the standard error stream, and exits with code 129. Input Format ~~~~~~~~~~~~ -'git-rev-parse --parseopt' input format is fully text based. It has two parts, +'git rev-parse --parseopt' input format is fully text based. It has two parts, separated by a line that contains only `--`. The lines before the separator (should be more than one) are used for the usage. The lines after the separator describe the options. @@ -420,13 +423,13 @@ eval `echo "$OPTS_SPEC" | git rev-parse --parseopt -- "$@" || echo exit $?` SQ-QUOTE -------- -In `--sq-quote` mode, 'git-rev-parse' echoes on the standard output a +In `--sq-quote` mode, 'git rev-parse' echoes on the standard output a single line suitable for `sh(1)` `eval`. This line is made by normalizing the arguments following `--sq-quote`. Nothing other than quoting the arguments is done. If you want command input to still be interpreted as usual by -'git-rev-parse' before the output is shell quoted, see the `--sq` +'git rev-parse' before the output is shell quoted, see the `--sq` option. Example diff --git a/Documentation/git-revert.txt b/Documentation/git-revert.txt index 5e1175800a..c66bf8072e 100644 --- a/Documentation/git-revert.txt +++ b/Documentation/git-revert.txt @@ -20,8 +20,8 @@ effect of an earlier commit (often a faulty one). If you want to throw away all uncommitted changes in your working directory, you should see linkgit:git-reset[1], particularly the '--hard' option. If you want to extract specific files as they were in another commit, you -should see linkgit:git-checkout[1], specifically the 'git checkout -<commit> -- <filename>' syntax. Take care with these alternatives as +should see linkgit:git-checkout[1], specifically the `git checkout +<commit> -- <filename>` syntax. Take care with these alternatives as both will discard uncommitted changes in your working directory. OPTIONS @@ -33,7 +33,7 @@ OPTIONS -e:: --edit:: - With this option, 'git-revert' will let you edit the commit + With this option, 'git revert' will let you edit the commit message prior to committing the revert. This is the default if you run the command from a terminal. @@ -54,7 +54,7 @@ See the link:howto/revert-a-faulty-merge.txt[revert-a-faulty-merge How-To] for more details. --no-edit:: - With this option, 'git-revert' will not start the commit + With this option, 'git revert' will not start the commit message editor. -n:: diff --git a/Documentation/git-send-pack.txt b/Documentation/git-send-pack.txt index 5a04c6eaf7..8178d92642 100644 --- a/Documentation/git-send-pack.txt +++ b/Documentation/git-send-pack.txt @@ -12,7 +12,7 @@ SYNOPSIS DESCRIPTION ----------- -Usually you would want to use 'git-push', which is a +Usually you would want to use 'git push', which is a higher-level wrapper of this command, instead. See linkgit:git-push[1]. Invokes 'git-receive-pack' on a possibly remote repository, and @@ -86,7 +86,7 @@ and the destination side (after the colon). The ref to be pushed is determined by finding a match that matches the source side, and where it is pushed is determined by using the destination side. The rules used to match a ref are the same -rules used by 'git-rev-parse' to resolve a symbolic ref +rules used by 'git rev-parse' to resolve a symbolic ref name. See linkgit:git-rev-parse[1]. - It is an error if <src> does not match exactly one of the diff --git a/Documentation/git-sh-setup.txt b/Documentation/git-sh-setup.txt index 18f14b5be8..3da241304b 100644 --- a/Documentation/git-sh-setup.txt +++ b/Documentation/git-sh-setup.txt @@ -16,7 +16,7 @@ This is not a command the end user would want to run. Ever. This documentation is meant for people who are studying the Porcelain-ish scripts and/or are writing new ones. -The 'git-sh-setup' scriptlet is designed to be sourced (using +The 'git sh-setup' scriptlet is designed to be sourced (using `.`) by other shell scripts to set up some variables pointing at the normal git directories and a few helper shell functions. diff --git a/Documentation/git-shortlog.txt b/Documentation/git-shortlog.txt index 42463a955d..ecf9e2718c 100644 --- a/Documentation/git-shortlog.txt +++ b/Documentation/git-shortlog.txt @@ -3,7 +3,7 @@ git-shortlog(1) NAME ---- -git-shortlog - Summarize 'git-log' output +git-shortlog - Summarize 'git log' output SYNOPSIS -------- @@ -13,7 +13,7 @@ git shortlog [-n|--numbered] [-s|--summary] [-e|--email] [-w[<width>[,<indent1>[ DESCRIPTION ----------- -Summarizes 'git-log' output in a format suitable for inclusion +Summarizes 'git log' output in a format suitable for inclusion in release announcements. Each commit will be grouped by author and the first line of the commit message will be shown. diff --git a/Documentation/git-show-index.txt b/Documentation/git-show-index.txt index e3285aacfd..8382fbe0ec 100644 --- a/Documentation/git-show-index.txt +++ b/Documentation/git-show-index.txt @@ -14,10 +14,10 @@ SYNOPSIS DESCRIPTION ----------- Reads given idx file for packed git archive created with -'git-pack-objects' command, and dumps its contents. +'git pack-objects' command, and dumps its contents. The information it outputs is subset of what you can get from -'git-verify-pack -v'; this command only shows the packfile +'git verify-pack -v'; this command only shows the packfile offset and SHA1 of each object. diff --git a/Documentation/git-show-ref.txt b/Documentation/git-show-ref.txt index 70f400b266..df17d49b87 100644 --- a/Documentation/git-show-ref.txt +++ b/Documentation/git-show-ref.txt @@ -72,7 +72,7 @@ OPTIONS --exclude-existing[=<pattern>]:: - Make 'git-show-ref' act as a filter that reads refs from stdin of the + Make 'git show-ref' act as a filter that reads refs from stdin of the form "^(?:<anything>\s)?<refname>(?:\^\{\})?$" and performs the following actions on each: (1) strip "^{}" at the end of line if any; @@ -135,7 +135,7 @@ When using the '--verify' flag, the command requires an exact path: will only match the exact branch called "master". -If nothing matches, 'git-show-ref' will return an error code of 1, +If nothing matches, 'git show-ref' will return an error code of 1, and in the case of verification, it will show an error message. For scripting, you can ask it to be quiet with the "--quiet" flag, which diff --git a/Documentation/git-show.txt b/Documentation/git-show.txt index 48b612e2ae..55e687a7c7 100644 --- a/Documentation/git-show.txt +++ b/Documentation/git-show.txt @@ -16,16 +16,16 @@ Shows one or more objects (blobs, trees, tags and commits). For commits it shows the log message and textual diff. It also presents the merge commit in a special format as produced by -'git-diff-tree --cc'. +'git diff-tree --cc'. For tags, it shows the tag message and the referenced objects. -For trees, it shows the names (equivalent to 'git-ls-tree' +For trees, it shows the names (equivalent to 'git ls-tree' with \--name-only). For plain blobs, it shows the plain contents. -The command takes options applicable to the 'git-diff-tree' command to +The command takes options applicable to the 'git diff-tree' command to control how the changes the commit introduces are shown. This manual page describes only the most frequently used options. diff --git a/Documentation/git-stash.txt b/Documentation/git-stash.txt index 3f14b727b8..84e555d81d 100644 --- a/Documentation/git-stash.txt +++ b/Documentation/git-stash.txt @@ -20,7 +20,7 @@ SYNOPSIS DESCRIPTION ----------- -Use 'git stash' when you want to record the current state of the +Use `git stash` when you want to record the current state of the working directory and the index, but want to go back to a clean working directory. The command saves your local modifications away and reverts the working directory to match the `HEAD` commit. @@ -77,7 +77,7 @@ stash@{0}: WIP on submit: 6ebd0e2... Update git-stash documentation stash@{1}: On master: 9cc0589... Add git-stash ---------------------------------------------------------------- + -The command takes options applicable to the 'git-log' +The command takes options applicable to the 'git log' command to control what is shown and how. See linkgit:git-log[1]. show [<stash>]:: @@ -85,7 +85,7 @@ show [<stash>]:: Show the changes recorded in the stash as a diff between the stashed state and its original parent. When no `<stash>` is given, shows the latest one. By default, the command shows the diffstat, but - it will accept any format known to 'git-diff' (e.g., `git stash show + it will accept any format known to 'git diff' (e.g., `git stash show -p stash@\{1}` to view the second most recent stash in patch form). pop [--index] [-q|--quiet] [<stash>]:: @@ -201,7 +201,7 @@ $ git reset --soft HEAD^ # ... continue hacking ... ---------------------------------------------------------------- + -You can use 'git-stash' to simplify the above, like this: +You can use 'git stash' to simplify the above, like this: + ---------------------------------------------------------------- # ... hack hack hack ... diff --git a/Documentation/git-status.txt b/Documentation/git-status.txt index b3dfa42cc0..1cab91b534 100644 --- a/Documentation/git-status.txt +++ b/Documentation/git-status.txt @@ -17,7 +17,7 @@ current HEAD commit, paths that have differences between the working tree and the index file, and paths in the working tree that are not tracked by git (and are not ignored by linkgit:gitignore[5]). The first are what you _would_ commit by running `git commit`; the second and -third are what you _could_ commit by running 'git-add' before running +third are what you _could_ commit by running 'git add' before running `git commit`. OPTIONS diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt index 4ef70c42eb..63aa694968 100644 --- a/Documentation/git-submodule.txt +++ b/Documentation/git-submodule.txt @@ -99,11 +99,11 @@ locate the submodule using the relative URL in .gitmodules. status:: Show the status of the submodules. This will print the SHA-1 of the currently checked out commit for each submodule, along with the - submodule path and the output of 'git-describe' for the + submodule path and the output of 'git describe' for the SHA-1. Each SHA-1 will be prefixed with `-` if the submodule is not initialized and `+` if the currently checked out submodule commit does not match the SHA-1 found in the index of the containing - repository. This command is the default command for 'git-submodule'. + repository. This command is the default command for 'git submodule'. + If '--recursive' is specified, this command will recurse into nested submodules, and show their status as well. @@ -114,8 +114,8 @@ init:: The key used in .git/config is `submodule.$name.url`. This command does not alter existing information in .git/config. You can then customize the submodule clone URLs in .git/config - for your local setup and proceed to 'git submodule update'; - you can also just use 'git submodule update --init' without + for your local setup and proceed to `git submodule update`; + you can also just use `git submodule update --init` without the explicit 'init' step if you do not intend to customize any submodule locations. diff --git a/Documentation/git-symbolic-ref.txt b/Documentation/git-symbolic-ref.txt index 6392538807..33a1536294 100644 --- a/Documentation/git-symbolic-ref.txt +++ b/Documentation/git-symbolic-ref.txt @@ -49,7 +49,7 @@ cumbersome. On some platforms, `ln -sf` does not even work as advertised (horrors). Therefore symbolic links are now deprecated and symbolic refs are used by default. -'git-symbolic-ref' will exit with status 0 if the contents of the +'git symbolic-ref' will exit with status 0 if the contents of the symbolic ref were printed correctly, with status 1 if the requested name is not a symbolic ref, or 128 if another error occurs. diff --git a/Documentation/git-tag.txt b/Documentation/git-tag.txt index 299b04f726..31c78a81e0 100644 --- a/Documentation/git-tag.txt +++ b/Documentation/git-tag.txt @@ -95,7 +95,7 @@ OPTIONS CONFIGURATION ------------- -By default, 'git-tag' in sign-with-default mode (-s) will use your +By default, 'git tag' in sign-with-default mode (-s) will use your committer identity (of the form "Your Name <your@email.address>") to find a key. If you want to use a different default key, you can specify it in the repository configuration as follows: @@ -131,12 +131,12 @@ and be done with it. . The insane thing. You really want to call the new version "X" too, 'even though' -others have already seen the old one. So just use 'git-tag -f' +others have already seen the old one. So just use 'git tag -f' again, as if you hadn't already published the old one. However, Git does *not* (and it should not) change tags behind users back. So if somebody already got the old tag, doing a -'git-pull' on your tree shouldn't just make them overwrite the old +'git pull' on your tree shouldn't just make them overwrite the old one. If somebody got a release tag from you, you cannot just change @@ -190,7 +190,7 @@ private anchor point tags from the other person. You would notice "please pull" messages on the mailing list says repo URL and branch name alone. This is designed to be easily -cut&pasted to a 'git-fetch' command line: +cut&pasted to a 'git fetch' command line: ------------ Linus, please pull from diff --git a/Documentation/git-tar-tree.txt b/Documentation/git-tar-tree.txt index a5d9558dd1..3c786bd283 100644 --- a/Documentation/git-tar-tree.txt +++ b/Documentation/git-tar-tree.txt @@ -12,19 +12,19 @@ SYNOPSIS DESCRIPTION ----------- -THIS COMMAND IS DEPRECATED. Use 'git-archive' with `--format=tar` +THIS COMMAND IS DEPRECATED. Use 'git archive' with `--format=tar` option instead (and move the <base> argument to `--prefix=base/`). Creates a tar archive containing the tree structure for the named tree. When <base> is specified it is added as a leading path to the files in the generated tar archive. -'git-tar-tree' behaves differently when given a tree ID versus when given +'git tar-tree' behaves differently when given a tree ID versus when given a commit ID or tag ID. In the first case the current time is used as modification time of each file in the archive. In the latter case the commit time as recorded in the referenced commit object is used instead. Additionally the commit ID is stored in a global extended pax header. -It can be extracted using 'git-get-tar-commit-id'. +It can be extracted using 'git get-tar-commit-id'. OPTIONS ------- diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt index 8d88018eed..68dc1879fe 100644 --- a/Documentation/git-update-index.txt +++ b/Documentation/git-update-index.txt @@ -32,7 +32,7 @@ cleared. See also linkgit:git-add[1] for a more user-friendly way to do some of the most common operations on the index. -The way 'git-update-index' handles files it is told about can be modified +The way 'git update-index' handles files it is told about can be modified using the various options: OPTIONS @@ -54,7 +54,7 @@ OPTIONS -q:: Quiet. If --refresh finds that the index needs an update, the default behavior is to error out. This option makes - 'git-update-index' continue anyway. + 'git update-index' continue anyway. --ignore-submodules:: Do not try to update submodules. This option is only respected @@ -62,7 +62,7 @@ OPTIONS --unmerged:: If --refresh finds unmerged changes in the index, the default - behavior is to error out. This option makes 'git-update-index' + behavior is to error out. This option makes 'git update-index' continue anyway. --ignore-missing:: @@ -113,7 +113,7 @@ you will need to handle the situation manually. -g:: --again:: - Runs 'git-update-index' itself on the paths whose index + Runs 'git update-index' itself on the paths whose index entries are different from those from the `HEAD` commit. --unresolve:: @@ -131,7 +131,7 @@ you will need to handle the situation manually. --replace:: By default, when a file `path` exists in the index, - 'git-update-index' refuses an attempt to add `path/file`. + 'git update-index' refuses an attempt to add `path/file`. Similarly if a file `path/file` exists, a file `path` cannot be added. With --replace flag, existing entries that conflict with the entry being added are @@ -167,7 +167,7 @@ up-to-date for mode/content changes. But what it *does* do is to can refresh the index for a file that hasn't been changed but where the stat entry is out of date. -For example, you'd want to do this after doing a 'git-read-tree', to link +For example, you'd want to do this after doing a 'git read-tree', to link up the stat index details with the proper files. Using --cacheinfo or --info-only @@ -208,13 +208,13 @@ back on 3-way merge. . mode SP type SP sha1 TAB path + -The second format is to stuff 'git-ls-tree' output +The second format is to stuff 'git ls-tree' output into the index file. . mode SP sha1 SP stage TAB path + This format is to put higher order stages into the -index file and matches 'git-ls-files --stage' output. +index file and matches 'git ls-files --stage' output. To place a higher stage entry to the index, the path should first be removed by feeding a mode=0 entry for the path, and @@ -271,8 +271,8 @@ option. To unset, use `--no-assume-unchanged`. The command looks at `core.ignorestat` configuration variable. When this is true, paths updated with `git update-index paths...` and paths updated with other git commands that update both index and -working tree (e.g. 'git-apply --index', 'git-checkout-index -u', -and 'git-read-tree -u') are automatically marked as "assume +working tree (e.g. 'git apply --index', 'git checkout-index -u', +and 'git read-tree -u') are automatically marked as "assume unchanged". Note that "assume unchanged" bit is *not* set if `git update-index --refresh` finds the working tree file matches the index (use `git update-index --really-refresh` if you want @@ -346,7 +346,7 @@ unreliable, this should be set to 'false' (see linkgit:git-config[1]). This causes the command to ignore differences in file modes recorded in the index and the file mode on the filesystem if they differ only on executable bit. On such an unfortunate filesystem, you may -need to use 'git-update-index --chmod='. +need to use 'git update-index --chmod='. Quite similarly, if `core.symlinks` configuration variable is set to 'false' (see linkgit:git-config[1]), symbolic links are checked out diff --git a/Documentation/git-upload-archive.txt b/Documentation/git-upload-archive.txt index bbd7617587..f5f2b3908b 100644 --- a/Documentation/git-upload-archive.txt +++ b/Documentation/git-upload-archive.txt @@ -12,11 +12,11 @@ SYNOPSIS DESCRIPTION ----------- -Invoked by 'git-archive --remote' and sends a generated archive to the +Invoked by 'git archive --remote' and sends a generated archive to the other end over the git protocol. This command is usually not invoked directly by the end user. The UI -for the protocol is on the 'git-archive' side, and the program pair +for the protocol is on the 'git archive' side, and the program pair is meant to be used to get an archive from a remote repository. OPTIONS diff --git a/Documentation/git-upload-pack.txt b/Documentation/git-upload-pack.txt index b8e49dce4a..71ca4ef442 100644 --- a/Documentation/git-upload-pack.txt +++ b/Documentation/git-upload-pack.txt @@ -8,17 +8,17 @@ git-upload-pack - Send objects packed back to git-fetch-pack SYNOPSIS -------- -'git upload-pack' [--strict] [--timeout=<n>] <directory> +'git-upload-pack' [--strict] [--timeout=<n>] <directory> DESCRIPTION ----------- -Invoked by 'git-fetch-pack', learns what +Invoked by 'git fetch-pack', learns what objects the other side is missing, and sends them after packing. This command is usually not invoked directly by the end user. -The UI for the protocol is on the 'git-fetch-pack' side, and the +The UI for the protocol is on the 'git fetch-pack' side, and the program pair is meant to be used to pull updates from a remote -repository. For push operations, see 'git-send-pack'. +repository. For push operations, see 'git send-pack'. OPTIONS diff --git a/Documentation/git-var.txt b/Documentation/git-var.txt index ef6aa81872..bb981822a4 100644 --- a/Documentation/git-var.txt +++ b/Documentation/git-var.txt @@ -20,7 +20,7 @@ OPTIONS Cause the logical variables to be listed. In addition, all the variables of the git configuration file .git/config are listed as well. (However, the configuration variables listing functionality - is deprecated in favor of 'git config -l'.) + is deprecated in favor of `git config -l`.) EXAMPLE -------- diff --git a/Documentation/git-verify-pack.txt b/Documentation/git-verify-pack.txt index 97f7f9165e..916a38aa99 100644 --- a/Documentation/git-verify-pack.txt +++ b/Documentation/git-verify-pack.txt @@ -14,7 +14,7 @@ SYNOPSIS DESCRIPTION ----------- Reads given idx file for packed git archive created with the -'git-pack-objects' command and verifies idx file and the +'git pack-objects' command and verifies idx file and the corresponding pack file. OPTIONS diff --git a/Documentation/git-verify-tag.txt b/Documentation/git-verify-tag.txt index 84e70a0234..dada21242c 100644 --- a/Documentation/git-verify-tag.txt +++ b/Documentation/git-verify-tag.txt @@ -11,7 +11,7 @@ SYNOPSIS DESCRIPTION ----------- -Validates the gpg signature created by 'git-tag'. +Validates the gpg signature created by 'git tag'. OPTIONS ------- diff --git a/Documentation/git-web--browse.txt b/Documentation/git-web--browse.txt index 278cf73527..75720491b2 100644 --- a/Documentation/git-web--browse.txt +++ b/Documentation/git-web--browse.txt @@ -62,7 +62,7 @@ browser.<tool>.path You can explicitly provide a full path to your preferred browser by setting the configuration variable 'browser.<tool>.path'. For example, you can configure the absolute path to firefox by setting -'browser.firefox.path'. Otherwise, 'git-web--browse' assumes the tool +'browser.firefox.path'. Otherwise, 'git web--browse' assumes the tool is available in PATH. browser.<tool>.cmd @@ -71,7 +71,7 @@ browser.<tool>.cmd When the browser, specified by options or configuration variables, is not among the supported ones, then the corresponding 'browser.<tool>.cmd' configuration variable will be looked up. If this -variable exists then 'git-web--browse' will treat the specified tool +variable exists then 'git web--browse' will treat the specified tool as a custom command and will use a shell eval to run the command with the URLs passed as arguments. @@ -113,7 +113,7 @@ See linkgit:git-config[1] for more information about this. Author ------ Written by Christian Couder <chriscool@tuxfamily.org> and the git-list -<git@vger.kernel.org>, based on 'git-mergetool' by Theodore Y. Ts'o. +<git@vger.kernel.org>, based on 'git mergetool' by Theodore Y. Ts'o. Documentation ------------- diff --git a/Documentation/git-whatchanged.txt b/Documentation/git-whatchanged.txt index cadfbd9040..ea753cdafc 100644 --- a/Documentation/git-whatchanged.txt +++ b/Documentation/git-whatchanged.txt @@ -13,8 +13,8 @@ SYNOPSIS DESCRIPTION ----------- Shows commit logs and diff output each commit introduces. The -command internally invokes 'git-rev-list' piped to -'git-diff-tree', and takes command line options for both of +command internally invokes 'git rev-list' piped to +'git diff-tree', and takes command line options for both of these commands. This manual page describes only the most frequently used options. diff --git a/Documentation/git-write-tree.txt b/Documentation/git-write-tree.txt index c8899d528a..bfceacacb3 100644 --- a/Documentation/git-write-tree.txt +++ b/Documentation/git-write-tree.txt @@ -17,17 +17,17 @@ tree object is printed to standard output. The index must be in a fully merged state. -Conceptually, 'git-write-tree' sync()s the current index contents +Conceptually, 'git write-tree' sync()s the current index contents into a set of tree files. In order to have that match what is actually in your directory right -now, you need to have done a 'git-update-index' phase before you did the -'git-write-tree'. +now, you need to have done a 'git update-index' phase before you did the +'git write-tree'. OPTIONS ------- --missing-ok:: - Normally 'git-write-tree' ensures that the objects referenced by the + Normally 'git write-tree' ensures that the objects referenced by the directory exist in the object database. This option disables this check. diff --git a/Documentation/git.txt b/Documentation/git.txt index 352c23019f..8c5f5b05cb 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -43,14 +43,16 @@ unreleased) version of git, that is available from 'master' branch of the `git.git` repository. Documentation for older releases are available here: -* link:v1.6.6/git.html[documentation for release 1.6.6] +* link:v1.6.6.1/git.html[documentation for release 1.6.6.1] * release notes for + link:RelNotes-1.6.6.1.txt[1.6.6.1], link:RelNotes-1.6.6.txt[1.6.6]. -* link:v1.6.5.7/git.html[documentation for release 1.6.5.7] +* link:v1.6.5.8/git.html[documentation for release 1.6.5.8] * release notes for + link:RelNotes-1.6.5.8.txt[1.6.5.8], link:RelNotes-1.6.5.7.txt[1.6.5.7], link:RelNotes-1.6.5.6.txt[1.6.5.6], link:RelNotes-1.6.5.5.txt[1.6.5.5], @@ -573,8 +575,8 @@ other linkgit:git-config[1]. 'GIT_SSH':: - If this environment variable is set then 'git-fetch' - and 'git-push' will use this command instead + If this environment variable is set then 'git fetch' + and 'git push' will use this command instead of 'ssh' when they need to connect to a remote system. The '$GIT_SSH' command will be given exactly two arguments: the 'username@host' (or just 'host') from the URL and the @@ -590,8 +592,8 @@ for further details. 'GIT_FLUSH':: If this environment variable is set to "1", then commands such - as 'git-blame' (in incremental mode), 'git-rev-list', 'git-log', - and 'git-whatchanged' will force a flush of the output stream + as 'git blame' (in incremental mode), 'git rev-list', 'git log', + and 'git whatchanged' will force a flush of the output stream after each commit-oriented record have been flushed. If this variable is set to "0", the output of these commands will be done using completely buffered I/O. If this environment variable is diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt index 5a45e51890..814714c56e 100644 --- a/Documentation/gitattributes.txt +++ b/Documentation/gitattributes.txt @@ -88,9 +88,9 @@ Checking-out and checking-in These attributes affect how the contents stored in the repository are copied to the working tree files when commands -such as 'git-checkout' and 'git-merge' run. They also affect how +such as 'git checkout' and 'git merge' run. They also affect how git stores the contents you prepare in the working tree in the -repository upon 'git-add' and 'git-commit'. +repository upon 'git add' and 'git commit'. `crlf` ^^^^^^ @@ -148,16 +148,16 @@ an irreversible conversion. The safety triggers to prevent such a conversion done to the files in the work tree, but there are a few exceptions. Even though... -- 'git-add' itself does not touch the files in the work tree, the +- 'git add' itself does not touch the files in the work tree, the next checkout would, so the safety triggers; -- 'git-apply' to update a text file with a patch does touch the files +- 'git apply' to update a text file with a patch does touch the files in the work tree, but the operation is about text files and CRLF conversion is about fixing the line ending inconsistencies, so the safety does not trigger; -- 'git-diff' itself does not touch the files in the work tree, it is - often run to inspect the changes you intend to next 'git-add'. To +- 'git diff' itself does not touch the files in the work tree, it is + often run to inspect the changes you intend to next 'git add'. To catch potential problems early, safety triggers. diff --git a/Documentation/gitcore-tutorial.txt b/Documentation/gitcore-tutorial.txt index f762dca440..f7815e96a2 100644 --- a/Documentation/gitcore-tutorial.txt +++ b/Documentation/gitcore-tutorial.txt @@ -27,6 +27,14 @@ interfaces on top of it called "porcelain". You may not want to use the plumbing directly very often, but it can be good to know what the plumbing does for when the porcelain isn't flushing. +Back when this document was originally written, many porcelain +commands were shell scripts. For simplicity, it still uses them as +examples to illustrate how plumbing is fit together to form the +porcelain commands. The source tree includes some of these scripts in +contrib/examples/ for reference. Although these are not implemented as +shell scripts anymore, the description of what the plumbing layer +commands do is still valid. + [NOTE] Deeper technical details are often marked as Notes, which you can skip on your first reading. @@ -44,7 +52,7 @@ to import into git. For our first example, we're going to start a totally new repository from scratch, with no pre-existing files, and we'll call it 'git-tutorial'. To start up, create a subdirectory for it, change into that -subdirectory, and initialize the git infrastructure with 'git-init': +subdirectory, and initialize the git infrastructure with 'git init': ------------------------------------------------ $ mkdir git-tutorial @@ -139,7 +147,7 @@ but to actually check in your hard work, you will have to go through two steps: - commit that index file as an object. The first step is trivial: when you want to tell git about any changes -to your working tree, you use the 'git-update-index' program. That +to your working tree, you use the 'git update-index' program. That program normally just takes a list of filenames you want to update, but to avoid trivial mistakes, it refuses to add new entries to the index (or remove existing ones) unless you explicitly tell it that you're @@ -173,14 +181,14 @@ and see two files: which correspond with the objects with names of `557db...` and `f24c7...` respectively. -If you want to, you can use 'git-cat-file' to look at those objects, but +If you want to, you can use 'git cat-file' to look at those objects, but you'll have to use the object name, not the filename of the object: ---------------- $ git cat-file -t 557db03de997c86a4a028e1ebd3a1ceb225be238 ---------------- -where the `-t` tells 'git-cat-file' to tell you what the "type" of the +where the `-t` tells 'git cat-file' to tell you what the "type" of the object is. git will tell you that you have a "blob" object (i.e., just a regular file), and you can see the contents with @@ -205,7 +213,7 @@ hexadecimal digits in most places. Anyway, as we mentioned previously, you normally never actually take a look at the objects themselves, and typing long 40-character hex names is not something you'd normally want to do. The above digression -was just to show that 'git-update-index' did something magical, and +was just to show that 'git update-index' did something magical, and actually saved away the contents of your files into the git object database. @@ -228,7 +236,7 @@ $ echo "It's a new day for git" >>hello and you can now, since you told git about the previous state of `hello`, ask git what has changed in the tree compared to your old index, using the -'git-diff-files' command: +'git diff-files' command: ------------ $ git diff-files @@ -239,7 +247,7 @@ version of a 'diff', but that internal version really just tells you that it has noticed that "hello" has been modified, and that the old object contents it had have been replaced with something else. -To make it readable, we can tell 'git-diff-files' to output the +To make it readable, we can tell 'git diff-files' to output the differences as a patch, using the `-p` flag: ------------ @@ -255,7 +263,7 @@ index 557db03..263414f 100644 i.e. the diff of the change we caused by adding another line to `hello`. -In other words, 'git-diff-files' always shows us the difference between +In other words, 'git diff-files' always shows us the difference between what is recorded in the index, and what is currently in the working tree. That's very useful. @@ -283,7 +291,7 @@ that in two phases: creating a 'tree' object, and committing that 'tree' object as a 'commit' object together with an explanation of what the tree was all about, along with information of how we came to that state. -Creating a tree object is trivial, and is done with 'git-write-tree'. +Creating a tree object is trivial, and is done with 'git write-tree'. There are no options or other input: `git write-tree` will take the current index state, and write an object that describes that whole index. In other words, we're now tying together all the different @@ -307,23 +315,23 @@ is not a "blob" object, but a "tree" object (you can also use `git cat-file` to actually output the raw object contents, but you'll see mainly a binary mess, so that's less interesting). -However -- normally you'd never use 'git-write-tree' on its own, because +However -- normally you'd never use 'git write-tree' on its own, because normally you always commit a tree into a commit object using the -'git-commit-tree' command. In fact, it's easier to not actually use -'git-write-tree' on its own at all, but to just pass its result in as an -argument to 'git-commit-tree'. +'git commit-tree' command. In fact, it's easier to not actually use +'git write-tree' on its own at all, but to just pass its result in as an +argument to 'git commit-tree'. -'git-commit-tree' normally takes several arguments -- it wants to know +'git commit-tree' normally takes several arguments -- it wants to know what the 'parent' of a commit was, but since this is the first commit ever in this new repository, and it has no parents, we only need to pass in -the object name of the tree. However, 'git-commit-tree' also wants to get a +the object name of the tree. However, 'git commit-tree' also wants to get a commit message on its standard input, and it will write out the resulting object name for the commit to its standard output. And this is where we create the `.git/refs/heads/master` file which is pointed at by `HEAD`. This file is supposed to contain the reference to the top-of-tree of the master branch, and since -that's exactly what 'git-commit-tree' spits out, we can do this +that's exactly what 'git commit-tree' spits out, we can do this all with a sequence of simple shell commands: ------------------------------------------------ @@ -345,11 +353,11 @@ instead, and it would have done the above magic scripting for you. Making a change --------------- -Remember how we did the 'git-update-index' on file `hello` and then we +Remember how we did the 'git update-index' on file `hello` and then we changed `hello` afterward, and could compare the new state of `hello` with the state we saved in the index file? -Further, remember how I said that 'git-write-tree' writes the contents +Further, remember how I said that 'git write-tree' writes the contents of the *index* file to the tree, and thus what we just committed was in fact the *original* contents of the file `hello`, not the new ones. We did that on purpose, to show the difference between the index state, and the @@ -360,12 +368,12 @@ As before, if we do `git diff-files -p` in our git-tutorial project, we'll still see the same difference we saw last time: the index file hasn't changed by the act of committing anything. However, now that we have committed something, we can also learn to use a new command: -'git-diff-index'. +'git diff-index'. -Unlike 'git-diff-files', which showed the difference between the index -file and the working tree, 'git-diff-index' shows the differences +Unlike 'git diff-files', which showed the difference between the index +file and the working tree, 'git diff-index' shows the differences between a committed *tree* and either the index file or the working -tree. In other words, 'git-diff-index' wants a tree to be diffed +tree. In other words, 'git diff-index' wants a tree to be diffed against, and before we did the commit, we couldn't do that, because we didn't have anything to diff against. @@ -375,7 +383,7 @@ But now we can do $ git diff-index -p HEAD ---------------- -(where `-p` has the same meaning as it did in 'git-diff-files'), and it +(where `-p` has the same meaning as it did in 'git diff-files'), and it will show us the same difference, but for a totally different reason. Now we're comparing the working tree not against the index file, but against the tree we just wrote. It just so happens that those two @@ -390,7 +398,7 @@ $ git diff HEAD which ends up doing the above for you. -In other words, 'git-diff-index' normally compares a tree against the +In other words, 'git diff-index' normally compares a tree against the working tree, but when given the `\--cached` flag, it is told to instead compare against just the index cache contents, and ignore the current working tree state entirely. Since we just wrote the index @@ -399,7 +407,7 @@ an empty set of differences, and that's exactly what it does. [NOTE] ================ -'git-diff-index' really always uses the index for its +'git diff-index' really always uses the index for its comparisons, and saying that it compares a tree against the working tree is thus not strictly accurate. In particular, the list of files to compare (the "meta-data") *always* comes from the index file, @@ -428,11 +436,11 @@ $ git update-index hello (note how we didn't need the `\--add` flag this time, since git knew about the file already). -Note what happens to the different 'git-diff-\*' versions here. After +Note what happens to the different 'git diff-\*' versions here. After we've updated `hello` in the index, `git diff-files -p` now shows no differences, but `git diff-index -p HEAD` still *does* show that the current state is different from the state we committed. In fact, now -'git-diff-index' shows the same difference whether we use the `--cached` +'git diff-index' shows the same difference whether we use the `--cached` flag or not, since now the index is coherent with the working tree. Now, since we've updated `hello` in the index, we can commit the new @@ -460,7 +468,7 @@ You've now made your first real git commit. And if you're interested in looking at what `git commit` really does, feel free to investigate: it's a few very simple shell scripts to generate the helpful (?) commit message headers, and a few one-liners that actually do the -commit itself ('git-commit'). +commit itself ('git commit'). Inspecting Changes @@ -468,9 +476,9 @@ Inspecting Changes While creating changes is useful, it's even more useful if you can tell later what changed. The most useful command for this is another of the -'diff' family, namely 'git-diff-tree'. +'diff' family, namely 'git diff-tree'. -'git-diff-tree' can be given two arbitrary trees, and it will tell you the +'git diff-tree' can be given two arbitrary trees, and it will tell you the differences between them. Perhaps even more commonly, though, you can give it just a single commit object, and it will figure out the parent of that commit itself, and show the difference directly. Thus, to get @@ -518,15 +526,15 @@ various diff-\* commands compare things. +-----------+ ============ -More interestingly, you can also give 'git-diff-tree' the `--pretty` flag, +More interestingly, you can also give 'git diff-tree' the `--pretty` flag, which tells it to also show the commit message and author and date of the commit, and you can tell it to show a whole series of diffs. Alternatively, you can tell it to be "silent", and not show the diffs at all, but just show the actual commit message. -In fact, together with the 'git-rev-list' program (which generates a -list of revisions), 'git-diff-tree' ends up being a veritable fount of -changes. A trivial (but very useful) script called 'git-whatchanged' is +In fact, together with the 'git rev-list' program (which generates a +list of revisions), 'git diff-tree' ends up being a veritable fount of +changes. A trivial (but very useful) script called 'git whatchanged' is included with git which does exactly this, and shows a log of recent activities. @@ -553,14 +561,14 @@ When using the above two commands, the initial commit will be shown. If this is a problem because it is huge, you can hide it by setting the log.showroot configuration variable to false. Having this, you can still show it for each command just adding the `\--root` option, -which is a flag for 'git-diff-tree' accepted by both commands. +which is a flag for 'git diff-tree' accepted by both commands. With that, you should now be having some inkling of what git does, and can explore on your own. [NOTE] Most likely, you are not directly using the core -git Plumbing commands, but using Porcelain such as 'git-add', `git-rm' +git Plumbing commands, but using Porcelain such as 'git add', `git-rm' and `git-commit'. @@ -595,7 +603,7 @@ pointer to the state you want to tag, but also a small tag name and message, along with optionally a PGP signature that says that yes, you really did that tag. You create these annotated tags with either the `-a` or -`-s` flag to 'git-tag': +`-s` flag to 'git tag': ---------------- $ git tag -s <tagname> @@ -642,7 +650,7 @@ and it will be gone. There's no external repository, and there's no history outside the project you created. - if you want to move or duplicate a git repository, you can do so. There - is 'git-clone' command, but if all you want to do is just to + is 'git clone' command, but if all you want to do is just to create a copy of your repository (with all the full history that went along with it), you can do so with a regular `cp -a git-tutorial new-git-tutorial`. @@ -666,7 +674,7 @@ When copying a remote repository, you'll want to at a minimum update the index cache when you do this, and especially with other peoples' repositories you often want to make sure that the index cache is in some known state (you don't know *what* they've done and not yet checked in), -so usually you'll precede the 'git-update-index' with a +so usually you'll precede the 'git update-index' with a ---------------- $ git read-tree --reset HEAD @@ -674,7 +682,7 @@ $ git update-index --refresh ---------------- which will force a total index re-build from the tree pointed to by `HEAD`. -It resets the index contents to `HEAD`, and then the 'git-update-index' +It resets the index contents to `HEAD`, and then the 'git update-index' makes sure to match up all index entries with the checked-out files. If the original repository had uncommitted changes in its working tree, `git update-index --refresh` notices them and @@ -689,8 +697,8 @@ $ git reset and in fact a lot of the common git command combinations can be scripted with the `git xyz` interfaces. You can learn things by just looking at what the various git scripts do. For example, `git reset` used to be -the above two lines implemented in 'git-reset', but some things like -'git-status' and 'git-commit' are slightly more complex scripts around +the above two lines implemented in 'git reset', but some things like +'git status' and 'git commit' are slightly more complex scripts around the basic git commands. Many (most?) public remote repositories will not contain any of @@ -729,7 +737,7 @@ where the `-u` flag means that you want the checkout to keep the index up-to-date (so that you don't have to refresh it afterward), and the `-a` flag means "check out all files" (if you have a stale copy or an older version of a checked out tree you may also need to add the `-f` -flag first, to tell 'git-checkout-index' to *force* overwriting of any old +flag first, to tell 'git checkout-index' to *force* overwriting of any old files). Again, this can all be simplified with @@ -776,7 +784,7 @@ to it. ================================================ If you make the decision to start your new branch at some other point in the history than the current `HEAD`, you can do so by -just telling 'git-checkout' what the base of the checkout would be. +just telling 'git checkout' what the base of the checkout would be. In other words, if you have an earlier tag or branch, you'd just do ------------ @@ -819,7 +827,7 @@ $ git branch <branchname> [startingpoint] which will simply _create_ the branch, but will not do anything further. You can then later -- once you decide that you want to actually develop -on that branch -- switch to that branch with a regular 'git-checkout' +on that branch -- switch to that branch with a regular 'git checkout' with the branchname as the argument. @@ -881,7 +889,7 @@ source. Anyway, let's exit 'gitk' (`^Q` or the File menu), and decide that we want to merge the work we did on the `mybranch` branch into the `master` branch (which is currently our `HEAD` too). To do that, there's a nice -script called 'git-merge', which wants to know which branches you want +script called 'git merge', which wants to know which branches you want to resolve and what the merge is all about: ------------ @@ -925,7 +933,7 @@ $ git commit -i hello which will very loudly warn you that you're now committing a merge (which is correct, so never mind), and you can write a small merge -message about your adventures in 'git-merge'-land. +message about your adventures in 'git merge'-land. After you're done, start up `gitk \--all` to see graphically what the history looks like. Notice that `mybranch` still exists, and you can @@ -967,21 +975,21 @@ branch head. Please see linkgit:git-rev-parse[1] if you want to see more complex cases. [NOTE] -Without the '--more=1' option, 'git-show-branch' would not output the +Without the '--more=1' option, 'git show-branch' would not output the '[master^]' commit, as '[mybranch]' commit is a common ancestor of both 'master' and 'mybranch' tips. Please see linkgit:git-show-branch[1] for details. [NOTE] If there were more commits on the 'master' branch after the merge, the -merge commit itself would not be shown by 'git-show-branch' by +merge commit itself would not be shown by 'git show-branch' by default. You would need to provide '--sparse' option to make the merge commit visible in this case. Now, let's pretend you are the one who did all the work in `mybranch`, and the fruit of your hard work has finally been merged to the `master` branch. Let's go back to `mybranch`, and run -'git-merge' to get the "upstream changes" back to your branch. +'git merge' to get the "upstream changes" back to your branch. ------------ $ git checkout mybranch @@ -1023,12 +1031,12 @@ Merging external work It's usually much more common that you merge with somebody else than merging with your own branches, so it's worth pointing out that git makes that very easy too, and in fact, it's not that different from -doing a 'git-merge'. In fact, a remote merge ends up being nothing +doing a 'git merge'. In fact, a remote merge ends up being nothing more than "fetch the work from a remote repository into a temporary tag" -followed by a 'git-merge'. +followed by a 'git merge'. Fetching from a remote repository is done by, unsurprisingly, -'git-fetch': +'git fetch': ---------------- $ git fetch <remote-repository> @@ -1095,7 +1103,7 @@ The 'commit walkers' are sometimes also called 'dumb transports', because they do not require any git aware smart server like git Native transport does. Any stock HTTP server that does not even support directory index would suffice. But -you must prepare your repository with 'git-update-server-info' +you must prepare your repository with 'git update-server-info' to help dumb transport downloaders. Once you fetch from the remote repository, you `merge` that @@ -1115,7 +1123,7 @@ argument. [NOTE] You could do without using any branches at all, by keeping as many local repositories as you would like to have -branches, and merging between them with 'git-pull', just like +branches, and merging between them with 'git pull', just like you merge between branches. The advantage of this approach is that it lets you keep a set of files for each `branch` checked out and you may find it easier to switch back and forth if you @@ -1132,7 +1140,7 @@ like this: $ git config remote.linus.url http://www.kernel.org/pub/scm/git/git.git/ ------------------------------------------------ -and use the "linus" keyword with 'git-pull' instead of the full URL. +and use the "linus" keyword with 'git pull' instead of the full URL. Examples. @@ -1168,7 +1176,7 @@ $ git show-branch --more=2 master mybranch +* [master^] Some fun. ------------ -Remember, before running 'git-merge', our `master` head was at +Remember, before running 'git merge', our `master` head was at "Some fun." commit, while our `mybranch` head was at "Some work." commit. @@ -1195,7 +1203,7 @@ Now we are ready to experiment with the merge by hand. `git merge` command, when merging two branches, uses 3-way merge algorithm. First, it finds the common ancestor between them. -The command it uses is 'git-merge-base': +The command it uses is 'git merge-base': ------------ $ mb=$(git merge-base HEAD mybranch) @@ -1219,7 +1227,7 @@ this: $ git read-tree -m -u $mb HEAD mybranch ------------ -This is the same 'git-read-tree' command we have already seen, +This is the same 'git read-tree' command we have already seen, but it takes three trees, unlike previous examples. This reads the contents of each tree into different 'stage' in the index file (the first tree goes to stage 1, the second to stage 2, @@ -1260,8 +1268,8 @@ $ git ls-files --unmerged The next step of merging is to merge these three versions of the file, using 3-way merge. This is done by giving -'git-merge-one-file' command as one of the arguments to -'git-merge-index' command: +'git merge-one-file' command as one of the arguments to +'git merge-index' command: ------------ $ git merge-index git-merge-one-file hello @@ -1270,7 +1278,7 @@ ERROR: Merge conflict in hello fatal: merge program failed ------------ -'git-merge-one-file' script is called with parameters to +'git merge-one-file' script is called with parameters to describe those three versions, and is responsible to leave the merge results in the working tree. It is a fairly straightforward shell script, and @@ -1289,9 +1297,9 @@ $ git ls-files --stage ------------ This is the state of the index file and the working file after -'git-merge' returns control back to you, leaving the conflicting +'git merge' returns control back to you, leaving the conflicting merge for you to resolve. Notice that the path `hello` is still -unmerged, and what you see with 'git-diff' at this point is +unmerged, and what you see with 'git diff' at this point is differences since stage 2 (i.e. your version). @@ -1328,8 +1336,8 @@ into it later. Obviously, this repository creation needs to be done only once. [NOTE] -'git-push' uses a pair of commands, -'git-send-pack' on your local machine, and 'git-receive-pack' +'git push' uses a pair of commands, +'git send-pack' on your local machine, and 'git-receive-pack' on the remote machine. The communication between the two over the network internally uses an SSH connection. @@ -1344,7 +1352,7 @@ $ mkdir my-git.git ------------ Then, make that directory into a git repository by running -'git-init', but this time, since its name is not the usual +'git init', but this time, since its name is not the usual `.git`, we do things slightly differently: ------------ @@ -1407,7 +1415,7 @@ $ git repack will do it for you. If you followed the tutorial examples, you would have accumulated about 17 objects in `.git/objects/??/` -directories by now. 'git-repack' tells you how many objects it +directories by now. 'git repack' tells you how many objects it packed, and stores the packed file in `.git/objects/pack` directory. @@ -1420,7 +1428,7 @@ them together. The former holds all the data from the objects in the pack, and the latter holds the index for random access. -If you are paranoid, running 'git-verify-pack' command would +If you are paranoid, running 'git verify-pack' command would detect if you have a corrupt pack, but do not worry too much. Our programs are always perfect ;-). @@ -1487,17 +1495,17 @@ If other people are pulling from your repository over dumb transport protocols (HTTP), you need to keep this repository 'dumb transport friendly'. After `git init`, `$GIT_DIR/hooks/post-update.sample` copied from the standard templates -would contain a call to 'git-update-server-info' +would contain a call to 'git update-server-info' but you need to manually enable the hook with `mv post-update.sample post-update`. This makes sure -'git-update-server-info' keeps the necessary files up-to-date. +'git update-server-info' keeps the necessary files up-to-date. 3. Push into the public repository from your primary repository. -4. 'git-repack' the public repository. This establishes a big +4. 'git repack' the public repository. This establishes a big pack that contains the initial set of objects as the - baseline, and possibly 'git-prune' if the transport + baseline, and possibly 'git prune' if the transport used for pulling from your repository supports packed repositories. @@ -1511,14 +1519,14 @@ You can repack this private repository whenever you feel like. 6. Push your changes to the public repository, and announce it to the public. -7. Every once in a while, 'git-repack' the public repository. +7. Every once in a while, 'git repack' the public repository. Go back to step 5. and continue working. A recommended work cycle for a "subsystem maintainer" who works on that project and has an own "public repository" goes like this: -1. Prepare your work repository, by 'git-clone' the public +1. Prepare your work repository, by 'git clone' the public repository of the "project lead". The URL used for the initial cloning is stored in the remote.origin.url configuration variable. @@ -1533,7 +1541,7 @@ on that project and has an own "public repository" goes like this: point at the repository you are borrowing from. 4. Push into the public repository from your primary - repository. Run 'git-repack', and possibly 'git-prune' if the + repository. Run 'git repack', and possibly 'git prune' if the transport used for pulling from your repository supports packed repositories. @@ -1550,7 +1558,7 @@ like. "project lead" and possibly your "sub-subsystem maintainers" to pull from it. -7. Every once in a while, 'git-repack' the public repository. +7. Every once in a while, 'git repack' the public repository. Go back to step 5. and continue working. @@ -1558,7 +1566,7 @@ A recommended work cycle for an "individual developer" who does not have a "public" repository is somewhat different. It goes like this: -1. Prepare your work repository, by 'git-clone' the public +1. Prepare your work repository, by 'git clone' the public repository of the "project lead" (or a "subsystem maintainer", if you work on a subsystem). The URL used for the initial cloning is stored in the remote.origin.url @@ -1656,8 +1664,8 @@ $ git reset --hard master~2 ------------ You can make sure `git show-branch` matches the state before -those two 'git-merge' you just did. Then, instead of running -two 'git-merge' commands in a row, you would merge these two +those two 'git merge' you just did. Then, instead of running +two 'git merge' commands in a row, you would merge these two branch heads (this is known as 'making an Octopus'): ------------ diff --git a/Documentation/gitcvs-migration.txt b/Documentation/gitcvs-migration.txt index 0e49c1c037..d861ec452f 100644 --- a/Documentation/gitcvs-migration.txt +++ b/Documentation/gitcvs-migration.txt @@ -47,25 +47,25 @@ them first before running git pull. [NOTE] ================================ The 'pull' command knows where to get updates from because of certain -configuration variables that were set by the first 'git-clone' +configuration variables that were set by the first 'git clone' command; see `git config -l` and the linkgit:git-config[1] man page for details. ================================ You can update the shared repository with your changes by first committing -your changes, and then using the 'git-push' command: +your changes, and then using the 'git push' command: ------------------------------------------------ $ git push origin master ------------------------------------------------ to "push" those commits to the shared repository. If someone else has -updated the repository more recently, 'git-push', like 'cvs commit', will +updated the repository more recently, 'git push', like 'cvs commit', will complain, in which case you must pull any changes before attempting the push again. -In the 'git-push' command above we specify the name of the remote branch -to update (`master`). If we leave that out, 'git-push' tries to update +In the 'git push' command above we specify the name of the remote branch +to update (`master`). If we leave that out, 'git push' tries to update any branches in the remote repository that have the same name as a branch in the local repository. So the last 'push' can be done with either of: diff --git a/Documentation/gitdiffcore.txt b/Documentation/gitdiffcore.txt index e8041bc08f..dcdea54df3 100644 --- a/Documentation/gitdiffcore.txt +++ b/Documentation/gitdiffcore.txt @@ -12,7 +12,7 @@ SYNOPSIS DESCRIPTION ----------- -The diff commands 'git-diff-index', 'git-diff-files', and 'git-diff-tree' +The diff commands 'git diff-index', 'git diff-files', and 'git diff-tree' can be told to manipulate differences they find in unconventional ways before showing 'diff' output. The manipulation is collectively called "diffcore transformation". This short note @@ -23,18 +23,18 @@ that is easier to understand than the conventional kind. The chain of operation ---------------------- -The 'git-diff-{asterisk}' family works by first comparing two sets of +The 'git diff-{asterisk}' family works by first comparing two sets of files: - - 'git-diff-index' compares contents of a "tree" object and the + - 'git diff-index' compares contents of a "tree" object and the working directory (when '\--cached' flag is not used) or a "tree" object and the index file (when '\--cached' flag is used); - - 'git-diff-files' compares contents of the index file and the + - 'git diff-files' compares contents of the index file and the working directory; - - 'git-diff-tree' compares contents of two "tree" objects; + - 'git diff-tree' compares contents of two "tree" objects; In all of these cases, the commands themselves first optionally limit the two sets of files by any pathspecs given on their command-lines, @@ -74,12 +74,12 @@ into another list. There are currently 5 such transformations: - diffcore-pickaxe - diffcore-order -These are applied in sequence. The set of filepairs 'git-diff-{asterisk}' +These are applied in sequence. The set of filepairs 'git diff-{asterisk}' commands find are used as the input to diffcore-break, and the output from diffcore-break is used as the input to the next transformation. The final result is then passed to the output routine and generates either diff-raw format (see Output -format sections of the manual for 'git-diff-{asterisk}' commands) or +format sections of the manual for 'git diff-{asterisk}' commands) or diff-patch format. @@ -87,7 +87,7 @@ diffcore-break: For Splitting Up "Complete Rewrites" ---------------------------------------------------- The second transformation in the chain is diffcore-break, and is -controlled by the -B option to the 'git-diff-{asterisk}' commands. This is +controlled by the -B option to the 'git diff-{asterisk}' commands. This is used to detect a filepair that represents "complete rewrite" and break such filepair into two filepairs that represent delete and create. E.g. If the input contained this filepair: @@ -123,7 +123,7 @@ diffcore-rename: For Detection Renames and Copies This transformation is used to detect renames and copies, and is controlled by the -M option (to detect renames) and the -C option -(to detect copies as well) to the 'git-diff-{asterisk}' commands. If the +(to detect copies as well) to the 'git diff-{asterisk}' commands. If the input contained these filepairs: ------------------------------------------------ @@ -168,11 +168,11 @@ number after the "-M" or "-C" option (e.g. "-M8" to tell it to use 8/10 = 80%). Note. When the "-C" option is used with `\--find-copies-harder` -option, 'git-diff-{asterisk}' commands feed unmodified filepairs to +option, 'git diff-{asterisk}' commands feed unmodified filepairs to diffcore mechanism as well as modified ones. This lets the copy detector consider unmodified files as copy source candidates at the expense of making it slower. Without `\--find-copies-harder`, -'git-diff-{asterisk}' commands can detect copies only if the file that was +'git diff-{asterisk}' commands can detect copies only if the file that was copied happened to have been modified in the same changeset. @@ -223,7 +223,7 @@ diffcore-pickaxe: For Detecting Addition/Deletion of Specified String This transformation is used to find filepairs that represent changes that touch a specified string, and is controlled by the --S option and the `\--pickaxe-all` option to the 'git-diff-{asterisk}' +-S option and the `\--pickaxe-all` option to the 'git diff-{asterisk}' commands. When diffcore-pickaxe is in use, it checks if there are @@ -246,7 +246,7 @@ diffcore-order: For Sorting the Output Based on Filenames This is used to reorder the filepairs according to the user's (or project's) taste, and is controlled by the -O option to the -'git-diff-{asterisk}' commands. +'git diff-{asterisk}' commands. This takes a text file each of whose lines is a shell glob pattern. Filepairs that match a glob pattern on an earlier line diff --git a/Documentation/githooks.txt b/Documentation/githooks.txt index 29eeae77ca..87e2c035a7 100644 --- a/Documentation/githooks.txt +++ b/Documentation/githooks.txt @@ -15,7 +15,7 @@ DESCRIPTION Hooks are little scripts you can place in `$GIT_DIR/hooks` directory to trigger action at certain points. When -'git-init' is run, a handful of example hooks are copied into the +'git init' is run, a handful of example hooks are copied into the `hooks` directory of the new repository, but by default they are all disabled. To enable a hook, rename it by removing its `.sample` suffix. @@ -32,10 +32,10 @@ HOOKS applypatch-msg ~~~~~~~~~~~~~~ -This hook is invoked by 'git-am' script. It takes a single +This hook is invoked by 'git am' script. It takes a single parameter, the name of the file that holds the proposed commit log message. Exiting with non-zero status causes -'git-am' to abort before applying the patch. +'git am' to abort before applying the patch. The hook is allowed to edit the message file in place, and can be used to normalize the message into some project standard @@ -48,7 +48,7 @@ The default 'applypatch-msg' hook, when enabled, runs the pre-applypatch ~~~~~~~~~~~~~~ -This hook is invoked by 'git-am'. It takes no parameter, and is +This hook is invoked by 'git am'. It takes no parameter, and is invoked after the patch is applied, but before a commit is made. If it exits with non-zero status, then the working tree will not be @@ -63,33 +63,33 @@ The default 'pre-applypatch' hook, when enabled, runs the post-applypatch ~~~~~~~~~~~~~~~ -This hook is invoked by 'git-am'. It takes no parameter, +This hook is invoked by 'git am'. It takes no parameter, and is invoked after the patch is applied and a commit is made. This hook is meant primarily for notification, and cannot affect -the outcome of 'git-am'. +the outcome of 'git am'. pre-commit ~~~~~~~~~~ -This hook is invoked by 'git-commit', and can be bypassed +This hook is invoked by 'git commit', and can be bypassed with `\--no-verify` option. It takes no parameter, and is invoked before obtaining the proposed commit log message and making a commit. Exiting with non-zero status from this script -causes the 'git-commit' to abort. +causes the 'git commit' to abort. The default 'pre-commit' hook, when enabled, catches introduction of lines with trailing whitespaces and aborts the commit when such a line is found. -All the 'git-commit' hooks are invoked with the environment +All the 'git commit' hooks are invoked with the environment variable `GIT_EDITOR=:` if the command will not bring up an editor to modify the commit message. prepare-commit-msg ~~~~~~~~~~~~~~~~~~ -This hook is invoked by 'git-commit' right after preparing the +This hook is invoked by 'git commit' right after preparing the default log message, and before the editor is started. It takes one to three parameters. The first is the name of the file @@ -101,7 +101,7 @@ commit is a merge or a `.git/MERGE_MSG` file exists); `squash` (if a `.git/SQUASH_MSG` file exists); or `commit`, followed by a commit SHA1 (if a `-c`, `-C` or `\--amend` option was given). -If the exit status is non-zero, 'git-commit' will abort. +If the exit status is non-zero, 'git commit' will abort. The purpose of the hook is to edit the message file in place, and it is not suppressed by the `\--no-verify` option. A non-zero exit @@ -114,10 +114,10 @@ out the `Conflicts:` part of a merge's commit message. commit-msg ~~~~~~~~~~ -This hook is invoked by 'git-commit', and can be bypassed +This hook is invoked by 'git commit', and can be bypassed with `\--no-verify` option. It takes a single parameter, the name of the file that holds the proposed commit log message. -Exiting with non-zero status causes the 'git-commit' to +Exiting with non-zero status causes the 'git commit' to abort. The hook is allowed to edit the message file in place, and can @@ -131,30 +131,30 @@ The default 'commit-msg' hook, when enabled, detects duplicate post-commit ~~~~~~~~~~~ -This hook is invoked by 'git-commit'. It takes no +This hook is invoked by 'git commit'. It takes no parameter, and is invoked after a commit is made. This hook is meant primarily for notification, and cannot affect -the outcome of 'git-commit'. +the outcome of 'git commit'. pre-rebase ~~~~~~~~~~ -This hook is called by 'git-rebase' and can be used to prevent a branch +This hook is called by 'git rebase' and can be used to prevent a branch from getting rebased. post-checkout ~~~~~~~~~~~~~ -This hook is invoked when a 'git-checkout' is run after having updated the +This hook is invoked when a 'git checkout' is run after having updated the worktree. The hook is given three parameters: the ref of the previous HEAD, the ref of the new HEAD (which may or may not have changed), and a flag indicating whether the checkout was a branch checkout (changing branches, flag=1) or a file checkout (retrieving a file from the index, flag=0). -This hook cannot affect the outcome of 'git-checkout'. +This hook cannot affect the outcome of 'git checkout'. -It is also run after 'git-clone', unless the --no-checkout (-n) option is +It is also run after 'git clone', unless the --no-checkout (-n) option is used. The first parameter given to the hook is the null-ref, the second the ref of the new HEAD and the flag is always 1. @@ -165,10 +165,10 @@ properties. post-merge ~~~~~~~~~~ -This hook is invoked by 'git-merge', which happens when a 'git-pull' +This hook is invoked by 'git merge', which happens when a 'git pull' is done on a local repository. The hook takes a single parameter, a status flag specifying whether or not the merge being done was a squash merge. -This hook cannot affect the outcome of 'git-merge' and is not executed, +This hook cannot affect the outcome of 'git merge' and is not executed, if the merge failed due to conflicts. This hook can be used in conjunction with a corresponding pre-commit hook to @@ -181,7 +181,7 @@ pre-receive ~~~~~~~~~~~ This hook is invoked by 'git-receive-pack' on the remote repository, -which happens when a 'git-push' is done on a local repository. +which happens when a 'git push' is done on a local repository. Just before starting to update refs on the remote repository, the pre-receive hook is invoked. Its exit status determines the success or failure of the update. @@ -202,7 +202,7 @@ updated. If the hook exits with zero, updating of individual refs can still be prevented by the <<update,'update'>> hook. Both standard output and standard error output are forwarded to -'git-send-pack' on the other end, so you can simply `echo` messages +'git send-pack' on the other end, so you can simply `echo` messages for the user. [[update]] @@ -210,7 +210,7 @@ update ~~~~~~ This hook is invoked by 'git-receive-pack' on the remote repository, -which happens when a 'git-push' is done on a local repository. +which happens when a 'git push' is done on a local repository. Just before updating the ref on the remote repository, the update hook is invoked. Its exit status determines the success or failure of the ref update. @@ -241,7 +241,7 @@ implement access control which is finer grained than the one based on filesystem group. Both standard output and standard error output are forwarded to -'git-send-pack' on the other end, so you can simply `echo` messages +'git send-pack' on the other end, so you can simply `echo` messages for the user. The default 'update' hook, when enabled--and with @@ -253,7 +253,7 @@ post-receive ~~~~~~~~~~~~ This hook is invoked by 'git-receive-pack' on the remote repository, -which happens when a 'git-push' is done on a local repository. +which happens when a 'git push' is done on a local repository. It executes on the remote repository once after all the refs have been updated. @@ -270,7 +270,7 @@ both old and new values of all the refs in addition to their names. Both standard output and standard error output are forwarded to -'git-send-pack' on the other end, so you can simply `echo` messages +'git send-pack' on the other end, so you can simply `echo` messages for the user. The default 'post-receive' hook is empty, but there is @@ -283,7 +283,7 @@ post-update ~~~~~~~~~~~ This hook is invoked by 'git-receive-pack' on the remote repository, -which happens when a 'git-push' is done on a local repository. +which happens when a 'git push' is done on a local repository. It executes on the remote repository once after all the refs have been updated. @@ -301,20 +301,20 @@ updated values of the refs. You might consider it instead if you need them. When enabled, the default 'post-update' hook runs -'git-update-server-info' to keep the information used by dumb +'git update-server-info' to keep the information used by dumb transports (e.g., HTTP) up-to-date. If you are publishing a git repository that is accessible via HTTP, you should probably enable this hook. Both standard output and standard error output are forwarded to -'git-send-pack' on the other end, so you can simply `echo` messages +'git send-pack' on the other end, so you can simply `echo` messages for the user. pre-auto-gc ~~~~~~~~~~~ -This hook is invoked by 'git-gc --auto'. It takes no parameter, and -exiting with non-zero status from this script causes the 'git-gc --auto' +This hook is invoked by 'git gc --auto'. It takes no parameter, and +exiting with non-zero status from this script causes the 'git gc --auto' to abort. GIT diff --git a/Documentation/gitignore.txt b/Documentation/gitignore.txt index 7df3cef46f..98c459dc82 100644 --- a/Documentation/gitignore.txt +++ b/Documentation/gitignore.txt @@ -56,10 +56,10 @@ the user's editor of choice) generally go into a file specified by `core.excludesfile` in the user's `~/.gitconfig`. The underlying git plumbing tools, such as -'git-ls-files' and 'git-read-tree', read +'git ls-files' and 'git read-tree', read `gitignore` patterns specified by command-line options, or from files specified by command-line options. Higher-level git -tools, such as 'git-status' and 'git-add', +tools, such as 'git status' and 'git add', use patterns from the sources specified above. Patterns have the following format: diff --git a/Documentation/gitk.txt b/Documentation/gitk.txt index cf465cb47e..99baa24a2d 100644 --- a/Documentation/gitk.txt +++ b/Documentation/gitk.txt @@ -22,7 +22,7 @@ git repository. OPTIONS ------- To control which revisions to show, the command takes options applicable to -the 'git-rev-list' command (see linkgit:git-rev-list[1]). +the 'git rev-list' command (see linkgit:git-rev-list[1]). This manual page describes only the most frequently used options. diff --git a/Documentation/gitrepository-layout.txt b/Documentation/gitrepository-layout.txt index 1befca98d4..3cd32d6803 100644 --- a/Documentation/gitrepository-layout.txt +++ b/Documentation/gitrepository-layout.txt @@ -64,7 +64,7 @@ objects/info/packs:: are available in this object store. Whenever a pack is added or removed, `git update-server-info` should be run to keep this file up-to-date if the repository is - published for dumb transports. 'git-repack' does this + published for dumb transports. 'git repack' does this by default. objects/info/alternates:: @@ -85,7 +85,7 @@ objects/info/http-alternates:: refs:: References are stored in subdirectories of this - directory. The 'git-prune' command knows to keep + directory. The 'git prune' command knows to keep objects reachable from refs found in this directory and its subdirectories. @@ -125,7 +125,7 @@ details. branches:: A slightly deprecated way to store shorthands to be used - to specify URL to 'git-fetch', 'git-pull' and 'git-push' + to specify URL to 'git fetch', 'git pull' and 'git push' commands is to store a file in `branches/<name>` and give 'name' to these commands in place of 'repository' argument. @@ -133,7 +133,7 @@ branches:: hooks:: Hooks are customization scripts used by various git commands. A handful of sample hooks are installed when - 'git-init' is run, but all of them are disabled by + 'git init' is run, but all of them are disabled by default. To enable, the `.sample` suffix has to be removed from the filename by renaming. Read linkgit:githooks[5] for more details about @@ -151,10 +151,10 @@ info/refs:: This file helps dumb transports discover what refs are available in this repository. If the repository is published for dumb transports, this file should be - regenerated by 'git-update-server-info' every time a tag + regenerated by 'git update-server-info' every time a tag or branch is created or modified. This is normally done from the `hooks/update` hook, which is run by the - 'git-receive-pack' command when you 'git-push' into the + 'git-receive-pack' command when you 'git push' into the repository. info/grafts:: @@ -168,14 +168,14 @@ info/grafts:: info/exclude:: This file, by convention among Porcelains, stores the exclude pattern list. `.gitignore` is the per-directory - ignore file. 'git-status', 'git-add', 'git-rm' and - 'git-clean' look at it but the core git commands do not look + ignore file. 'git status', 'git add', 'git rm' and + 'git clean' look at it but the core git commands do not look at it. See also: linkgit:gitignore[5]. remotes:: Stores shorthands to be used to give URL and default refnames to interact with remote repository to - 'git-fetch', 'git-pull' and 'git-push' commands. + 'git fetch', 'git pull' and 'git push' commands. logs:: Records of changes made to refs are stored in this diff --git a/Documentation/gittutorial-2.txt b/Documentation/gittutorial-2.txt index dc8fc3a18a..ecab0c09d0 100644 --- a/Documentation/gittutorial-2.txt +++ b/Documentation/gittutorial-2.txt @@ -260,7 +260,7 @@ index a042389..513feba 100644 +hello world, again ------------------------------------------------ -So 'git-diff' is comparing against something other than the head. +So 'git diff' is comparing against something other than the head. The thing that it's comparing against is actually the index file, which is stored in .git/index in a binary format, but whose contents we can examine with ls-files: @@ -275,9 +275,9 @@ hello world! hello world, again ------------------------------------------------ -So what our 'git-add' did was store a new blob and then put +So what our 'git add' did was store a new blob and then put a reference to it in the index file. If we modify the file again, -we'll see that the new modifications are reflected in the 'git-diff' +we'll see that the new modifications are reflected in the 'git diff' output: ------------------------------------------------ @@ -292,7 +292,7 @@ index 513feba..ba3da7b 100644 +again? ------------------------------------------------ -With the right arguments, 'git-diff' can also show us the difference +With the right arguments, 'git diff' can also show us the difference between the working directory and the last commit, or between the index and the last commit: @@ -316,7 +316,7 @@ index a042389..513feba 100644 +hello world, again ------------------------------------------------ -At any time, we can create a new commit using 'git-commit' (without +At any time, we can create a new commit using 'git commit' (without the "-a" option), and verify that the state committed only includes the changes stored in the index file, not the additional change that is still only in our working tree: @@ -334,11 +334,11 @@ index 513feba..ba3da7b 100644 +again? ------------------------------------------------ -So by default 'git-commit' uses the index to create the commit, not +So by default 'git commit' uses the index to create the commit, not the working tree; the "-a" option to commit tells it to first update the index with all changes in the working tree. -Finally, it's worth looking at the effect of 'git-add' on the index +Finally, it's worth looking at the effect of 'git add' on the index file: ------------------------------------------------ @@ -346,7 +346,7 @@ $ echo "goodbye, world" >closing.txt $ git add closing.txt ------------------------------------------------ -The effect of the 'git-add' was to add one entry to the index file: +The effect of the 'git add' was to add one entry to the index file: ------------------------------------------------ $ git ls-files --stage diff --git a/Documentation/gittutorial.txt b/Documentation/gittutorial.txt index cf0689cfeb..1c1606696e 100644 --- a/Documentation/gittutorial.txt +++ b/Documentation/gittutorial.txt @@ -67,7 +67,7 @@ You've now initialized the working directory--you may notice a new directory created, named ".git". Next, tell git to take a snapshot of the contents of all files under the -current directory (note the '.'), with 'git-add': +current directory (note the '.'), with 'git add': ------------------------------------------------ $ git add . @@ -75,7 +75,7 @@ $ git add . This snapshot is now stored in a temporary staging area which git calls the "index". You can permanently store the contents of the index in the -repository with 'git-commit': +repository with 'git commit': ------------------------------------------------ $ git commit @@ -94,15 +94,15 @@ $ git add file1 file2 file3 ------------------------------------------------ You are now ready to commit. You can see what is about to be committed -using 'git-diff' with the --cached option: +using 'git diff' with the --cached option: ------------------------------------------------ $ git diff --cached ------------------------------------------------ -(Without --cached, 'git-diff' will show you any changes that +(Without --cached, 'git diff' will show you any changes that you've made but not yet added to the index.) You can also get a brief -summary of the situation with 'git-status': +summary of the situation with 'git status': ------------------------------------------------ $ git status @@ -126,7 +126,7 @@ $ git commit This will again prompt you for a message describing the change, and then record a new version of the project. -Alternatively, instead of running 'git-add' beforehand, you can use +Alternatively, instead of running 'git add' beforehand, you can use ------------------------------------------------ $ git commit -a @@ -147,7 +147,7 @@ Git tracks content not files Many revision control systems provide an `add` command that tells the system to start tracking changes to a new file. Git's `add` command -does something simpler and more powerful: 'git-add' is used both for new +does something simpler and more powerful: 'git add' is used both for new and newly modified files, and in both cases it takes a snapshot of the given files and stages that content in the index, ready for inclusion in the next commit. @@ -376,7 +376,7 @@ alice$ git remote add bob /home/bob/myrepo ------------------------------------------------ With this, Alice can perform the first part of the "pull" operation -alone using the 'git-fetch' command without merging them with her own +alone using the 'git fetch' command without merging them with her own branch, using: ------------------------------------- @@ -384,7 +384,7 @@ alice$ git fetch bob ------------------------------------- Unlike the longhand form, when Alice fetches from Bob using a -remote repository shorthand set up with 'git-remote', what was +remote repository shorthand set up with 'git remote', what was fetched is stored in a remote tracking branch, in this case `bob/master`. So after this: @@ -428,7 +428,7 @@ bob$ git config --get remote.origin.url /home/alice/project ------------------------------------- -(The complete configuration created by 'git-clone' is visible using +(The complete configuration created by 'git clone' is visible using `git config -l`, and the linkgit:git-config[1] man page explains the meaning of each option.) @@ -458,7 +458,7 @@ Exploring history ----------------- Git history is represented as a series of interrelated commits. We -have already seen that the 'git-log' command can list those commits. +have already seen that the 'git log' command can list those commits. Note that first line of each git log entry also gives a name for the commit: @@ -471,7 +471,7 @@ Date: Tue May 16 17:18:22 2006 -0700 merge-base: Clarify the comments on post processing. ------------------------------------- -We can give this name to 'git-show' to see the details about this +We can give this name to 'git show' to see the details about this commit. ------------------------------------- @@ -529,13 +529,13 @@ $ git reset --hard HEAD^ # reset your current branch and working Be careful with that last command: in addition to losing any changes in the working directory, it will also remove all later commits from this branch. If this branch is the only branch containing those -commits, they will be lost. Also, don't use 'git-reset' on a +commits, they will be lost. Also, don't use 'git reset' on a publicly-visible branch that other developers pull from, as it will force needless merges on other developers to clean up the history. -If you need to undo changes that you have pushed, use 'git-revert' +If you need to undo changes that you have pushed, use 'git revert' instead. -The 'git-grep' command can search for strings in any version of your +The 'git grep' command can search for strings in any version of your project, so ------------------------------------- @@ -544,7 +544,7 @@ $ git grep "hello" v2.5 searches for all occurrences of "hello" in v2.5. -If you leave out the commit name, 'git-grep' will search any of the +If you leave out the commit name, 'git grep' will search any of the files it manages in your current directory. So ------------------------------------- @@ -554,7 +554,7 @@ $ git grep "hello" is a quick way to search just the files that are tracked by git. Many git commands also take sets of commits, which can be specified -in a number of ways. Here are some examples with 'git-log': +in a number of ways. Here are some examples with 'git log': ------------------------------------- $ git log v2.5..v2.6 # commits between v2.5 and v2.6 @@ -564,7 +564,7 @@ $ git log v2.5.. Makefile # commits since v2.5 which modify # Makefile ------------------------------------- -You can also give 'git-log' a "range" of commits where the first is not +You can also give 'git log' a "range" of commits where the first is not necessarily an ancestor of the second; for example, if the tips of the branches "stable" and "master" diverged from a common commit some time ago, then @@ -583,9 +583,9 @@ $ git log master..stable will show the list of commits made on the stable branch but not the master branch. -The 'git-log' command has a weakness: it must present commits in a +The 'git log' command has a weakness: it must present commits in a list. When the history has lines of development that diverged and -then merged back together, the order in which 'git-log' presents +then merged back together, the order in which 'git log' presents those commits is meaningless. Most projects with multiple contributors (such as the Linux kernel, @@ -609,7 +609,7 @@ of the file: $ git diff v2.5:Makefile HEAD:Makefile.in ------------------------------------- -You can also use 'git-show' to see any such file: +You can also use 'git show' to see any such file: ------------------------------------- $ git show v2.5:Makefile diff --git a/Documentation/gitworkflows.txt b/Documentation/gitworkflows.txt index 065441df64..1ef55fffcf 100644 --- a/Documentation/gitworkflows.txt +++ b/Documentation/gitworkflows.txt @@ -360,7 +360,7 @@ There are three main tools that can be used for this: * linkgit:git-pull[1] that does fetch and merge in one go. -Note the last point. Do 'not' use 'git-pull' unless you actually want +Note the last point. Do 'not' use 'git pull' unless you actually want to merge the remote branch. Getting changes out is easy: @@ -397,7 +397,7 @@ Please pull from <url> <branch> ------------------------------------- -In that case, 'git-pull' can do the fetch and merge in one go, as +In that case, 'git pull' can do the fetch and merge in one go, as follows. .Push/pull: Merging remote topics @@ -449,7 +449,7 @@ problem. If you receive such a patch series (as maintainer, or perhaps as a reader of the mailing list it was sent to), save the mails to files, -create a new topic branch and use 'git-am' to import the commits: +create a new topic branch and use 'git am' to import the commits: .format-patch/am: Importing patches [caption="Recipe: "] diff --git a/Documentation/i18n.txt b/Documentation/i18n.txt index 708da6ca31..625d3154ea 100644 --- a/Documentation/i18n.txt +++ b/Documentation/i18n.txt @@ -21,7 +21,7 @@ project find it more convenient to use legacy encodings, git does not forbid it. However, there are a few things to keep in mind. -. 'git-commit' and 'git-commit-tree' issues +. 'git commit' and 'git commit-tree' issues a warning if the commit log message given to it does not look like a valid UTF-8 string, unless you explicitly say your project uses a legacy encoding. The way to say this is to @@ -37,7 +37,7 @@ of `i18n.commitencoding` in its `encoding` header. This is to help other people who look at them later. Lack of this header implies that the commit log message is encoded in UTF-8. -. 'git-log', 'git-show', 'git-blame' and friends look at the +. 'git log', 'git show', 'git blame' and friends look at the `encoding` header of a commit object, and try to re-code the log message into UTF-8 unless otherwise specified. You can specify the desired output encoding with diff --git a/Documentation/merge-options.txt b/Documentation/merge-options.txt index fec3394305..3b83dba1a0 100644 --- a/Documentation/merge-options.txt +++ b/Documentation/merge-options.txt @@ -59,8 +59,8 @@ option can be used to override --squash. Use the given merge strategy; can be supplied more than once to specify them in the order they should be tried. If there is no `-s` option, a built-in list of strategies - is used instead ('git-merge-recursive' when merging a single - head, 'git-merge-octopus' otherwise). + is used instead ('git merge-recursive' when merging a single + head, 'git merge-octopus' otherwise). --summary:: --no-summary:: @@ -74,3 +74,8 @@ option can be used to override --squash. -v:: --verbose:: Be verbose. + +-X <option>:: +--strategy-option=<option>:: + Pass merge strategy specific option through to the merge + strategy. diff --git a/Documentation/merge-strategies.txt b/Documentation/merge-strategies.txt index 42910a3d5e..a5bc1dbb95 100644 --- a/Documentation/merge-strategies.txt +++ b/Documentation/merge-strategies.txt @@ -1,6 +1,11 @@ MERGE STRATEGIES ---------------- +The merge mechanism ('git-merge' and 'git-pull' commands) allows the +backend 'merge strategies' to be chosen with `-s` option. Some strategies +can also take their own options, which can be passed by giving `-X<option>` +arguments to 'git-merge' and/or 'git-pull'. + resolve:: This can only resolve two heads (i.e. the current branch and another branch you pulled from) using a 3-way merge @@ -20,6 +25,27 @@ recursive:: Additionally this can detect and handle merges involving renames. This is the default merge strategy when pulling or merging one branch. ++ +The 'recursive' strategy can take the following options: + +ours;; + This option forces conflicting hunks to be auto-resolved cleanly by + favoring 'our' version. Changes from the other tree that do not + conflict with our side are reflected to the merge result. ++ +This should not be confused with the 'ours' merge strategy, which does not +even look at what the other tree contains at all. It discards everything +the other tree did, declaring 'our' history contains all that happened in it. + +theirs;; + This is opposite of 'ours'. + +subtree[=path];; + This option is a more advanced form of 'subtree' strategy, where + the strategy makes a guess on how two trees must be shifted to + match with each other when merging. Instead, the specified path + is prefixed (or stripped from the beginning) to make the shape of + two trees to match. octopus:: This resolves cases with more than two heads, but refuses to do @@ -33,7 +59,8 @@ ours:: merge is always that of the current branch head, effectively ignoring all changes from all other branches. It is meant to be used to supersede old development history of side - branches. + branches. Note that this is different from the -Xours option to + the 'recursive' merge strategy. subtree:: This is a modified recursive strategy. When merging trees A and diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt index 53a9168ba7..1686a54d22 100644 --- a/Documentation/pretty-formats.txt +++ b/Documentation/pretty-formats.txt @@ -134,6 +134,7 @@ The placeholders are: - '%C(...)': color specification, as described in color.branch.* config option - '%m': left, right or boundary mark - '%n': newline +- '%%': a raw '%' - '%x00': print a byte from a hex code - '%w([<w>[,<i1>[,<i2>]]])': switch line wrapping, like the -w option of linkgit:git-shortlog[1]. diff --git a/Documentation/pull-fetch-param.txt b/Documentation/pull-fetch-param.txt index 0551ebdfaf..5dd6e5a0c7 100644 --- a/Documentation/pull-fetch-param.txt +++ b/Documentation/pull-fetch-param.txt @@ -38,7 +38,7 @@ must know this is the expected usage pattern for a branch. [NOTE] You never do your own development on branches that appear on the right hand side of a <refspec> colon on `Pull:` lines; -they are to be updated by 'git-fetch'. If you intend to do +they are to be updated by 'git fetch'. If you intend to do development derived from a remote branch `B`, have a `Pull:` line to track it (i.e. `Pull: B:remote-B`), and have a separate branch `my-B` to do your development on top of it. The latter @@ -50,13 +50,13 @@ on the remote branch, merge it into your development branch with + [NOTE] There is a difference between listing multiple <refspec> -directly on 'git-pull' command line and having multiple +directly on 'git pull' command line and having multiple `Pull:` <refspec> lines for a <repository> and running -'git-pull' command without any explicit <refspec> parameters. +'git pull' command without any explicit <refspec> parameters. <refspec> listed explicitly on the command line are always merged into the current branch after fetching. In other words, if you list more than one remote refs, you would be making -an Octopus. While 'git-pull' run without any explicit <refspec> +an Octopus. While 'git pull' run without any explicit <refspec> parameter takes default <refspec>s from `Pull:` lines, it merges only the first <refspec> found into the current branch, after fetching all the remote refs. This is because making an diff --git a/Documentation/technical/api-strbuf.txt b/Documentation/technical/api-strbuf.txt index a0e0f850f8..afe2759951 100644 --- a/Documentation/technical/api-strbuf.txt +++ b/Documentation/technical/api-strbuf.txt @@ -199,6 +199,10 @@ character if the letter `n` appears after a `%`. The function returns the length of the placeholder recognized and `strbuf_expand()` skips over it. + +The format `%%` is automatically expanded to a single `%` as a quoting +mechanism; callers do not need to handle the `%` placeholder themselves, +and the callback function will not be invoked for this placeholder. ++ All other characters (non-percent and not skipped ones) are copied verbatim to the strbuf. If the callback returned zero, meaning that the placeholder is unknown, then the percent sign is copied, too. @@ -214,6 +218,13 @@ which can be used by the programmer of the callback as she sees fit. placeholder and replacement string. The array needs to be terminated by an entry with placeholder set to NULL. +`strbuf_addbuf_percentquote`:: + + Append the contents of one strbuf to another, quoting any + percent signs ("%") into double-percents ("%%") in the + destination. This is useful for literal data to be fed to either + strbuf_expand or to the *printf family of functions. + `strbuf_addf`:: Add a formatted string to the buffer. diff --git a/Documentation/urls-remotes.txt b/Documentation/urls-remotes.txt index 2a0e7b8944..00f7e79c44 100644 --- a/Documentation/urls-remotes.txt +++ b/Documentation/urls-remotes.txt @@ -52,8 +52,8 @@ following format: ------------ -`Push:` lines are used by 'git-push' and -`Pull:` lines are used by 'git-pull' and 'git-fetch'. +`Push:` lines are used by 'git push' and +`Pull:` lines are used by 'git pull' and 'git fetch'. Multiple `Push:` and `Pull:` lines may be specified for additional branch mappings. @@ -187,10 +187,6 @@ all:: # is a simplified version of the merge sort used in glibc. This is # recommended if Git triggers O(n^2) behavior in your platform's qsort(). # -# Define NO_EXTERNAL_GREP if you don't want "git grep" to ever call -# your external grep (e.g., if your system lacks grep, if its grep is -# broken, or spawning external process is slower than built-in grep git has). -# # Define UNRELIABLE_FSTAT if your system's fstat does not return the same # information on a not yet closed file that lstat would return for the same # file after it was closed. @@ -424,16 +420,6 @@ BUILT_INS += git-stage$X BUILT_INS += git-status$X BUILT_INS += git-whatchanged$X -ifdef NO_CURL -REMOTE_CURL_PRIMARY = -REMOTE_CURL_ALIASES = -REMOTE_CURL_NAMES = -else -REMOTE_CURL_PRIMARY = git-remote-http$X -REMOTE_CURL_ALIASES = git-remote-https$X git-remote-ftp$X git-remote-ftps$X -REMOTE_CURL_NAMES = $(REMOTE_CURL_PRIMARY) $(REMOTE_CURL_ALIASES) -endif - # what 'all' will build and 'install' will install in gitexecdir, # excluding programs for built-in commands ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS) @@ -511,6 +497,7 @@ LIB_H += reflog-walk.h LIB_H += refs.h LIB_H += remote.h LIB_H += rerere.h +LIB_H += resolve-undo.h LIB_H += revision.h LIB_H += run-command.h LIB_H += sha1-lookup.h @@ -606,6 +593,7 @@ LIB_OBJS += refs.o LIB_OBJS += remote.o LIB_OBJS += replace_object.o LIB_OBJS += rerere.o +LIB_OBJS += resolve-undo.o LIB_OBJS += revision.o LIB_OBJS += run-command.o LIB_OBJS += server-info.o @@ -805,7 +793,6 @@ ifeq ($(uname_S),SunOS) NO_MKDTEMP = YesPlease NO_MKSTEMPS = YesPlease NO_REGEX = YesPlease - NO_EXTERNAL_GREP = YesPlease THREADED_DELTA_SEARCH = YesPlease ifeq ($(uname_R),5.7) NEEDS_RESOLV = YesPlease @@ -924,7 +911,6 @@ ifeq ($(uname_S),IRIX) # NO_MMAP. If you suspect that your compiler is not affected by this # issue, comment out the NO_MMAP statement. NO_MMAP = YesPlease - NO_EXTERNAL_GREP = UnfortunatelyYes SNPRINTF_RETURNS_BOGUS = YesPlease SHELL_PATH = /usr/gnu/bin/bash NEEDS_LIBGEN = YesPlease @@ -944,7 +930,6 @@ ifeq ($(uname_S),IRIX64) # NO_MMAP. If you suspect that your compiler is not affected by this # issue, comment out the NO_MMAP statement. NO_MMAP = YesPlease - NO_EXTERNAL_GREP = UnfortunatelyYes SNPRINTF_RETURNS_BOGUS = YesPlease SHELL_PATH=/usr/gnu/bin/bash NEEDS_LIBGEN = YesPlease @@ -1112,6 +1097,9 @@ endif ifdef NO_CURL BASIC_CFLAGS += -DNO_CURL + REMOTE_CURL_PRIMARY = + REMOTE_CURL_ALIASES = + REMOTE_CURL_NAMES = else ifdef CURLDIR # Try "-Wl,-rpath=$(CURLDIR)/$(lib)" in such a case. @@ -1120,6 +1108,9 @@ else else CURL_LIBCURL = -lcurl endif + REMOTE_CURL_PRIMARY = git-remote-http$X + REMOTE_CURL_ALIASES = git-remote-https$X git-remote-ftp$X git-remote-ftps$X + REMOTE_CURL_NAMES = $(REMOTE_CURL_PRIMARY) $(REMOTE_CURL_ALIASES) PROGRAMS += $(REMOTE_CURL_NAMES) git-http-fetch$X curl_check := $(shell (echo 070908; curl-config --vernum) | sort -r | sed -ne 2p) ifeq "$(curl_check)" "070908" @@ -1353,9 +1344,6 @@ endif ifdef DIR_HAS_BSD_GROUP_SEMANTICS COMPAT_CFLAGS += -DDIR_HAS_BSD_GROUP_SEMANTICS endif -ifdef NO_EXTERNAL_GREP - BASIC_CFLAGS += -DNO_EXTERNAL_GREP -endif ifdef UNRELIABLE_FSTAT BASIC_CFLAGS += -DUNRELIABLE_FSTAT endif @@ -1792,6 +1780,7 @@ TEST_PROGRAMS_NEED_X += test-genrandom TEST_PROGRAMS_NEED_X += test-match-trees TEST_PROGRAMS_NEED_X += test-parse-options TEST_PROGRAMS_NEED_X += test-path-utils +TEST_PROGRAMS_NEED_X += test-run-command TEST_PROGRAMS_NEED_X += test-sha1 TEST_PROGRAMS_NEED_X += test-sigchain TEST_PROGRAMS_NEED_X += test-index-version @@ -3,6 +3,8 @@ int advice_push_nonfastforward = 1; int advice_status_hints = 1; int advice_commit_before_merge = 1; +int advice_resolve_conflict = 1; +int advice_implicit_identity = 1; static struct { const char *name; @@ -11,6 +13,8 @@ static struct { { "pushnonfastforward", &advice_push_nonfastforward }, { "statushints", &advice_status_hints }, { "commitbeforemerge", &advice_commit_before_merge }, + { "resolveconflict", &advice_resolve_conflict }, + { "implicitidentity", &advice_implicit_identity }, }; int git_default_advice_config(const char *var, const char *value) @@ -27,3 +31,17 @@ int git_default_advice_config(const char *var, const char *value) return 0; } + +void NORETURN die_resolve_conflict(const char *me) +{ + if (advice_resolve_conflict) + /* + * Message used both when 'git commit' fails and when + * other commands doing a merge do. + */ + die("'%s' is not possible because you have unmerged files.\n" + "Please, fix them up in the work tree, and then use 'git add/rm <file>' as\n" + "appropriate to mark resolution and make a commit, or use 'git commit -a'.", me); + else + die("'%s' is not possible because you have unmerged files.", me); +} @@ -1,10 +1,16 @@ #ifndef ADVICE_H #define ADVICE_H +#include "git-compat-util.h" + extern int advice_push_nonfastforward; extern int advice_status_hints; extern int advice_commit_before_merge; +extern int advice_resolve_conflict; +extern int advice_implicit_identity; int git_default_advice_config(const char *var, const char *value); +extern void NORETURN die_resolve_conflict(const char *me); + #endif /* ADVICE_H */ @@ -87,8 +87,8 @@ static void setup_archive_check(struct git_attr_check *check) static struct git_attr *attr_export_subst; if (!attr_export_ignore) { - attr_export_ignore = git_attr("export-ignore", 13); - attr_export_subst = git_attr("export-subst", 12); + attr_export_ignore = git_attr("export-ignore"); + attr_export_subst = git_attr("export-subst"); } check[0].attr = attr_export_ignore; check[1].attr = attr_export_subst; @@ -65,7 +65,7 @@ static int invalid_attr_name(const char *name, int namelen) return 0; } -struct git_attr *git_attr(const char *name, int len) +static struct git_attr *git_attr_internal(const char *name, int len) { unsigned hval = hash_name(name, len); unsigned pos = hval % HASHSIZE; @@ -95,6 +95,11 @@ struct git_attr *git_attr(const char *name, int len) return a; } +struct git_attr *git_attr(const char *name) +{ + return git_attr_internal(name, strlen(name)); +} + /* * .gitattributes file is one line per record, each of which is * @@ -162,7 +167,7 @@ static const char *parse_attr(const char *src, int lineno, const char *cp, else { e->setto = xmemdupz(equals + 1, ep - equals - 1); } - e->attr = git_attr(cp, len); + e->attr = git_attr_internal(cp, len); } (*num_attr)++; return ep + strspn(ep, blank); @@ -221,7 +226,7 @@ static struct match_attr *parse_attr_line(const char *line, const char *src, sizeof(struct attr_state) * num_attr + (is_macro ? 0 : namelen + 1)); if (is_macro) - res->u.attr = git_attr(name, namelen); + res->u.attr = git_attr_internal(name, namelen); else { res->u.pattern = (char *)&(res->state[num_attr]); memcpy(res->u.pattern, name, namelen); @@ -8,7 +8,7 @@ struct git_attr; * Given a string, return the gitattribute object that * corresponds to it. */ -struct git_attr *git_attr(const char *, int); +struct git_attr *git_attr(const char *); /* Internal use */ extern const char git_attr__true[]; @@ -593,7 +593,7 @@ struct commit_list *filter_skipped(struct commit_list *list, * is increased by one between each call, but that should not matter * for this application. */ -int get_prn(int count) { +static int get_prn(int count) { count = count * 1103515245 + 12345; return ((unsigned)(count/65536) % PRN_MODULO); } @@ -956,7 +956,7 @@ int bisect_next_all(const char *prefix) { struct rev_info revs; struct commit_list *tried; - int reaches = 0, all = 0, nr; + int reaches = 0, all = 0, nr, steps; const unsigned char *bisect_rev; char bisect_rev_hex[41]; @@ -998,8 +998,10 @@ int bisect_next_all(const char *prefix) } nr = all - reaches - 1; - printf("Bisecting: %d revisions left to test after this " - "(roughly %d steps)\n", nr, estimate_bisect_steps(all)); + steps = estimate_bisect_steps(all); + printf("Bisecting: %d revision%s left to test after this " + "(roughly %d step%s)\n", nr, (nr == 1 ? "" : "s"), + steps, (steps == 1 ? "" : "s")); return bisect_checkout(bisect_rev_hex); } @@ -27,8 +27,6 @@ struct rev_list_info { const char *header_prefix; }; -extern int show_bisect_vars(struct rev_list_info *info, int reaches, int all); - extern int bisect_next_all(const char *prefix); extern int estimate_bisect_steps(int all); @@ -23,24 +23,3 @@ int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size) item->object.parsed = 1; return 0; } - -int parse_blob(struct blob *item) -{ - enum object_type type; - void *buffer; - unsigned long size; - int ret; - - if (item->object.parsed) - return 0; - buffer = read_sha1_file(item->object.sha1, &type, &size); - if (!buffer) - return error("Could not read %s", - sha1_to_hex(item->object.sha1)); - if (type != OBJ_BLOB) - return error("Object %s not a blob", - sha1_to_hex(item->object.sha1)); - ret = parse_blob_buffer(item, buffer, size); - free(buffer); - return ret; -} @@ -13,6 +13,13 @@ struct blob *lookup_blob(const unsigned char *sha1); int parse_blob_buffer(struct blob *item, void *buffer, unsigned long size); -int parse_blob(struct blob *item); +/** + * Blobs do not contain references to other objects and do not have + * structured data that needs parsing. However, code may use the + * "parsed" bit in the struct object for a blob to determine whether + * its content has been found to actually be available, so + * parse_blob_buffer() is used (by object.c) to flag that the object + * has been read successfully from the database. + **/ #endif /* BLOB_H */ diff --git a/builtin-apply.c b/builtin-apply.c index 541493e1ba..2a1004d025 100644 --- a/builtin-apply.c +++ b/builtin-apply.c @@ -404,6 +404,9 @@ static char *squash_slash(char *name) { int i = 0, j = 0; + if (!name) + return NULL; + while (name[i]) { if ((name[j++] = name[i++]) == '/') while (name[i] == '/') @@ -416,7 +419,10 @@ static char *squash_slash(char *name) static char *find_name(const char *line, char *def, int p_value, int terminate) { int len; - const char *start = line; + const char *start = NULL; + + if (p_value == 0) + start = line; if (*line == '"') { struct strbuf name = STRBUF_INIT; @@ -686,7 +692,7 @@ static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, if (isnull) die("git apply: bad git-diff - expected /dev/null, got %s on line %d", name, linenr); another = find_name(line, NULL, p_value, TERM_TAB); - if (!another || memcmp(another, name, len)) + if (!another || memcmp(another, name, len + 1)) die("git apply: bad git-diff - inconsistent %s filename on line %d", oldnew, linenr); free(another); return orig_name; @@ -1199,7 +1205,8 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc continue; if (!patch->old_name && !patch->new_name) { if (!patch->def_name) - die("git diff header lacks filename information (line %d)", linenr); + die("git diff header lacks filename information when removing " + "%d leading pathname components (line %d)" , p_value, linenr); patch->old_name = patch->new_name = patch->def_name; } patch->is_toplevel_relative = 1; diff --git a/builtin-check-attr.c b/builtin-check-attr.c index 8bd0430098..3016d29caa 100644 --- a/builtin-check-attr.c +++ b/builtin-check-attr.c @@ -106,7 +106,7 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix) const char *name; struct git_attr *a; name = argv[i]; - a = git_attr(name, strlen(name)); + a = git_attr(name); if (!a) return error("%s: not a valid attribute name", name); check[i].attr = a; diff --git a/builtin-checkout.c b/builtin-checkout.c index e44e238c39..527781728e 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -17,6 +17,7 @@ #include "blob.h" #include "xdiff-interface.h" #include "ll-merge.h" +#include "resolve-undo.h" static const char * const checkout_usage[] = { "git checkout [options] <branch>", @@ -234,6 +235,10 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, if (report_path_error(ps_matched, pathspec, 0)) return 1; + /* "checkout -m path" to recreate conflicted state */ + if (opts->merge) + unmerge_cache(pathspec); + /* Any unmerged paths? */ for (pos = 0; pos < active_nr; pos++) { struct cache_entry *ce = active_cache[pos]; @@ -370,6 +375,7 @@ static int merge_working_tree(struct checkout_opts *opts, if (read_cache_preload(NULL) < 0) return error("corrupt index file"); + resolve_undo_clear(); if (opts->force) { ret = reset_tree(new->commit->tree, opts, 1); if (ret) @@ -752,8 +758,10 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) new.name = arg; if ((new.commit = lookup_commit_reference_gently(rev, 1))) { setup_branch_path(&new); - if (resolve_ref(new.path, rev, 1, NULL)) - new.commit = lookup_commit_reference(rev); + + if ((check_ref_format(new.path) == CHECK_REF_FORMAT_OK) && + resolve_ref(new.path, rev, 1, NULL)) + ; else new.path = NULL; parse_commit(new.commit); diff --git a/builtin-commit.c b/builtin-commit.c index 69241f8ed6..55676fd874 100644 --- a/builtin-commit.c +++ b/builtin-commit.c @@ -36,7 +36,20 @@ static const char * const builtin_status_usage[] = { NULL }; +static const char implicit_ident_advice[] = +"Your name and email address were configured automatically based\n" +"on your username and hostname. Please check that they are accurate.\n" +"You can suppress this message by setting them explicitly:\n" +"\n" +" git config --global user.name Your Name\n" +" git config --global user.email you@example.com\n" +"\n" +"If the identity used for this commit is wrong, you can fix it with:\n" +"\n" +" git commit --amend --author='Your Name <you@example.com>'\n"; + static unsigned char head_sha1[20]; + static char *use_message_buffer; static const char commit_editmsg[] = "COMMIT_EDITMSG"; static struct lock_file index_lock; /* real index */ @@ -245,6 +258,16 @@ static void create_base_index(void) exit(128); /* We've already reported the error, finish dying */ } +static void refresh_cache_or_die(int refresh_flags) +{ + /* + * refresh_flags contains REFRESH_QUIET, so the only errors + * are for unmerged entries. + */ + if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) + die_resolve_conflict("commit"); +} + static char *prepare_index(int argc, const char **argv, const char *prefix, int is_status) { int fd; @@ -284,7 +307,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int if (all || (also && pathspec && *pathspec)) { int fd = hold_locked_index(&index_lock, 1); add_files_to_cache(also ? prefix : NULL, pathspec, 0); - refresh_cache(refresh_flags); + refresh_cache_or_die(refresh_flags); if (write_cache(fd, active_cache, active_nr) || close_lock_file(&index_lock)) die("unable to write new_index file"); @@ -303,7 +326,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int */ if (!pathspec || !*pathspec) { fd = hold_locked_index(&index_lock, 1); - refresh_cache(refresh_flags); + refresh_cache_or_die(refresh_flags); if (write_cache(fd, active_cache, active_nr) || commit_locked_index(&index_lock)) die("unable to write new_index file"); @@ -633,7 +656,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, author_ident); free(author_ident); - if (!user_ident_explicitly_given) + if (!user_ident_sufficiently_given()) fprintf(fp, "%s" "# Committer: %s\n", @@ -1024,7 +1047,7 @@ int cmd_status(int argc, const char **argv, const char *prefix) s.pathspec = get_pathspec(prefix, argv); read_cache(); - refresh_cache(REFRESH_QUIET|REFRESH_UNMERGED); + refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL); s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; s.in_merge = in_merge; wt_status_collect(&s); @@ -1055,9 +1078,12 @@ static void print_summary(const char *prefix, const unsigned char *sha1) { struct rev_info rev; struct commit *commit; - static const char *format = "format:%h] %s"; + struct strbuf format = STRBUF_INIT; unsigned char junk_sha1[20]; const char *head = resolve_ref("HEAD", junk_sha1, 0, NULL); + struct pretty_print_context pctx = {0}; + struct strbuf author_ident = STRBUF_INIT; + struct strbuf committer_ident = STRBUF_INIT; commit = lookup_commit(sha1); if (!commit) @@ -1065,6 +1091,25 @@ static void print_summary(const char *prefix, const unsigned char *sha1) if (!commit || parse_commit(commit)) die("could not parse newly created commit"); + strbuf_addstr(&format, "format:%h] %s"); + + format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); + format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); + if (strbuf_cmp(&author_ident, &committer_ident)) { + strbuf_addstr(&format, "\n Author: "); + strbuf_addbuf_percentquote(&format, &author_ident); + } + if (!user_ident_sufficiently_given()) { + strbuf_addstr(&format, "\n Committer: "); + strbuf_addbuf_percentquote(&format, &committer_ident); + if (advice_implicit_identity) { + strbuf_addch(&format, '\n'); + strbuf_addstr(&format, implicit_ident_advice); + } + } + strbuf_release(&author_ident); + strbuf_release(&committer_ident); + init_revisions(&rev, prefix); setup_revisions(0, NULL, &rev, NULL); @@ -1075,7 +1120,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1) rev.verbose_header = 1; rev.show_root_diff = 1; - get_commit_format(format, &rev); + get_commit_format(format.buf, &rev); rev.always_show_header = 0; rev.diffopt.detect_rename = 1; rev.diffopt.rename_limit = 100; @@ -1094,10 +1139,11 @@ static void print_summary(const char *prefix, const unsigned char *sha1) struct pretty_print_context ctx = {0}; struct strbuf buf = STRBUF_INIT; ctx.date_mode = DATE_NORMAL; - format_commit_message(commit, format + 7, &buf, &ctx); + format_commit_message(commit, format.buf + 7, &buf, &ctx); printf("%s\n", buf.buf); strbuf_release(&buf); } + strbuf_release(&format); } static int git_commit_config(const char *k, const char *v, void *cb) diff --git a/builtin-grep.c b/builtin-grep.c index cea973ba6b..da854fa94f 100644 --- a/builtin-grep.c +++ b/builtin-grep.c @@ -14,14 +14,7 @@ #include "userdiff.h" #include "grep.h" #include "quote.h" - -#ifndef NO_EXTERNAL_GREP -#ifdef __unix__ -#define NO_EXTERNAL_GREP 0 -#else -#define NO_EXTERNAL_GREP 1 -#endif -#endif +#include "dir.h" static char const * const grep_usage[] = { "git grep [options] [-e] <pattern> [<rev>...] [[--] path...]", @@ -42,8 +35,6 @@ static int grep_config(const char *var, const char *value, void *cb) opt->color = git_config_colorbool(var, value, -1); return 0; } - if (!strcmp(var, "color.grep.external")) - return git_config_string(&(opt->color_external), var, value); if (!strcmp(var, "color.grep.match")) { if (!value) return config_error_nonbool(var); @@ -214,309 +205,12 @@ static int grep_file(struct grep_opt *opt, const char *filename) return i; } -#if !NO_EXTERNAL_GREP -static int exec_grep(int argc, const char **argv) -{ - pid_t pid; - int status; - - argv[argc] = NULL; - trace_argv_printf(argv, "trace: grep:"); - pid = fork(); - if (pid < 0) - return pid; - if (!pid) { - execvp("grep", (char **) argv); - exit(255); - } - while (waitpid(pid, &status, 0) < 0) { - if (errno == EINTR) - continue; - return -1; - } - if (WIFEXITED(status)) { - if (!WEXITSTATUS(status)) - return 1; - return 0; - } - return -1; -} - -#define MAXARGS 1000 -#define ARGBUF 4096 -#define push_arg(a) do { \ - if (nr < MAXARGS) argv[nr++] = (a); \ - else die("maximum number of args exceeded"); \ - } while (0) - -/* - * If you send a singleton filename to grep, it does not give - * the name of the file. GNU grep has "-H" but we would want - * that behaviour in a portable way. - * - * So we keep two pathnames in argv buffer unsent to grep in - * the main loop if we need to do more than one grep. - */ -static int flush_grep(struct grep_opt *opt, - int argc, int arg0, const char **argv, int *kept) -{ - int status; - int count = argc - arg0; - const char *kept_0 = NULL; - - if (count <= 2) { - /* - * Because we keep at least 2 paths in the call from - * the main loop (i.e. kept != NULL), and MAXARGS is - * far greater than 2, this usually is a call to - * conclude the grep. However, the user could attempt - * to overflow the argv buffer by giving too many - * options to leave very small number of real - * arguments even for the call in the main loop. - */ - if (kept) - die("insanely many options to grep"); - - /* - * If we have two or more paths, we do not have to do - * anything special, but we need to push /dev/null to - * get "-H" behaviour of GNU grep portably but when we - * are not doing "-l" nor "-L" nor "-c". - */ - if (count == 1 && - !opt->name_only && - !opt->unmatch_name_only && - !opt->count) { - argv[argc++] = "/dev/null"; - argv[argc] = NULL; - } - } - - else if (kept) { - /* - * Called because we found many paths and haven't finished - * iterating over the cache yet. We keep two paths - * for the concluding call. argv[argc-2] and argv[argc-1] - * has the last two paths, so save the first one away, - * replace it with NULL while sending the list to grep, - * and recover them after we are done. - */ - *kept = 2; - kept_0 = argv[argc-2]; - argv[argc-2] = NULL; - argc -= 2; - } - - if (opt->pre_context || opt->post_context) { - /* - * grep handles hunk marks between files, but we need to - * do that ourselves between multiple calls. - */ - if (opt->show_hunk_mark) - write_or_die(1, "--\n", 3); - else - opt->show_hunk_mark = 1; - } - - status = exec_grep(argc, argv); - - if (kept_0) { - /* - * Then recover them. Now the last arg is beyond the - * terminating NULL which is at argc, and the second - * from the last is what we saved away in kept_0 - */ - argv[arg0++] = kept_0; - argv[arg0] = argv[argc+1]; - } - return status; -} - -static void grep_add_color(struct strbuf *sb, const char *escape_seq) -{ - size_t orig_len = sb->len; - - while (*escape_seq) { - if (*escape_seq == 'm') - strbuf_addch(sb, ';'); - else if (*escape_seq != '\033' && *escape_seq != '[') - strbuf_addch(sb, *escape_seq); - escape_seq++; - } - if (sb->len > orig_len && sb->buf[sb->len - 1] == ';') - strbuf_setlen(sb, sb->len - 1); -} - -static int has_skip_worktree_entry(struct grep_opt *opt, const char **paths) -{ - int nr; - for (nr = 0; nr < active_nr; nr++) { - struct cache_entry *ce = active_cache[nr]; - if (!S_ISREG(ce->ce_mode)) - continue; - if (!pathspec_matches(paths, ce->name, opt->max_depth)) - continue; - if (ce_skip_worktree(ce)) - return 1; - } - return 0; -} - -static int external_grep(struct grep_opt *opt, const char **paths, int cached) -{ - int i, nr, argc, hit, len, status; - const char *argv[MAXARGS+1]; - char randarg[ARGBUF]; - char *argptr = randarg; - struct grep_pat *p; - - if (opt->extended || (opt->relative && opt->prefix_length) - || has_skip_worktree_entry(opt, paths)) - return -1; - len = nr = 0; - push_arg("grep"); - if (opt->fixed) - push_arg("-F"); - if (opt->linenum) - push_arg("-n"); - if (!opt->pathname) - push_arg("-h"); - if (opt->regflags & REG_EXTENDED) - push_arg("-E"); - if (opt->ignore_case) - push_arg("-i"); - if (opt->binary == GREP_BINARY_NOMATCH) - push_arg("-I"); - if (opt->word_regexp) - push_arg("-w"); - if (opt->name_only) - push_arg("-l"); - if (opt->unmatch_name_only) - push_arg("-L"); - if (opt->null_following_name) - /* in GNU grep git's "-z" translates to "-Z" */ - push_arg("-Z"); - if (opt->count) - push_arg("-c"); - if (opt->post_context || opt->pre_context) { - if (opt->post_context != opt->pre_context) { - if (opt->pre_context) { - push_arg("-B"); - len += snprintf(argptr, sizeof(randarg)-len, - "%u", opt->pre_context) + 1; - if (sizeof(randarg) <= len) - die("maximum length of args exceeded"); - push_arg(argptr); - argptr += len; - } - if (opt->post_context) { - push_arg("-A"); - len += snprintf(argptr, sizeof(randarg)-len, - "%u", opt->post_context) + 1; - if (sizeof(randarg) <= len) - die("maximum length of args exceeded"); - push_arg(argptr); - argptr += len; - } - } - else { - push_arg("-C"); - len += snprintf(argptr, sizeof(randarg)-len, - "%u", opt->post_context) + 1; - if (sizeof(randarg) <= len) - die("maximum length of args exceeded"); - push_arg(argptr); - argptr += len; - } - } - for (p = opt->pattern_list; p; p = p->next) { - push_arg("-e"); - push_arg(p->pattern); - } - if (opt->color) { - struct strbuf sb = STRBUF_INIT; - - grep_add_color(&sb, opt->color_match); - setenv("GREP_COLOR", sb.buf, 1); - - strbuf_reset(&sb); - strbuf_addstr(&sb, "mt="); - grep_add_color(&sb, opt->color_match); - strbuf_addstr(&sb, ":sl=:cx=:fn=:ln=:bn=:se="); - setenv("GREP_COLORS", sb.buf, 1); - - strbuf_release(&sb); - - if (opt->color_external && strlen(opt->color_external) > 0) - push_arg(opt->color_external); - } else { - unsetenv("GREP_COLOR"); - unsetenv("GREP_COLORS"); - } - unsetenv("GREP_OPTIONS"); - - hit = 0; - argc = nr; - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - char *name; - int kept; - if (!S_ISREG(ce->ce_mode)) - continue; - if (!pathspec_matches(paths, ce->name, opt->max_depth)) - continue; - name = ce->name; - if (name[0] == '-') { - int len = ce_namelen(ce); - name = xmalloc(len + 3); - memcpy(name, "./", 2); - memcpy(name + 2, ce->name, len + 1); - } - argv[argc++] = name; - if (MAXARGS <= argc) { - status = flush_grep(opt, argc, nr, argv, &kept); - if (0 < status) - hit = 1; - argc = nr + kept; - } - if (ce_stage(ce)) { - do { - i++; - } while (i < active_nr && - !strcmp(ce->name, active_cache[i]->name)); - i--; /* compensate for loop control */ - } - } - if (argc > nr) { - status = flush_grep(opt, argc, nr, argv, NULL); - if (0 < status) - hit = 1; - } - return hit; -} -#endif - -static int grep_cache(struct grep_opt *opt, const char **paths, int cached, - int external_grep_allowed) +static int grep_cache(struct grep_opt *opt, const char **paths, int cached) { int hit = 0; int nr; read_cache(); -#if !NO_EXTERNAL_GREP - /* - * Use the external "grep" command for the case where - * we grep through the checked-out files. It tends to - * be a lot more optimized - */ - if (!cached && external_grep_allowed) { - hit = external_grep(opt, paths, cached); - if (hit >= 0) - return hit; - hit = 0; - } -#endif - for (nr = 0; nr < active_nr; nr++) { struct cache_entry *ce = active_cache[nr]; if (!S_ISREG(ce->ce_mode)) @@ -626,6 +320,21 @@ static int grep_object(struct grep_opt *opt, const char **paths, die("unable to grep from object of type %s", typename(obj->type)); } +static int grep_directory(struct grep_opt *opt, const char **paths) +{ + struct dir_struct dir; + int i, hit = 0; + + memset(&dir, 0, sizeof(dir)); + setup_standard_excludes(&dir); + + fill_directory(&dir, paths); + for (i = 0; i < dir.nr; i++) + hit |= grep_file(opt, dir.entries[i]->name); + free_grep_patterns(opt); + return hit; +} + static int context_callback(const struct option *opt, const char *arg, int unset) { @@ -713,16 +422,19 @@ int cmd_grep(int argc, const char **argv, const char *prefix) { int hit = 0; int cached = 0; - int external_grep_allowed = 1; int seen_dashdash = 0; + int external_grep_allowed__ignored; struct grep_opt opt; struct object_array list = { 0, 0, NULL }; const char **paths = NULL; int i; int dummy; + int nongit = 0, use_index = 1; struct option options[] = { OPT_BOOLEAN(0, "cached", &cached, "search in index instead of in the work tree"), + OPT_BOOLEAN(0, "index", &use_index, + "--no-index finds in contents not managed by git"), OPT_GROUP(""), OPT_BOOLEAN('v', "invert-match", &opt.invert, "show non-matching lines"), @@ -796,18 +508,15 @@ int cmd_grep(int argc, const char **argv, const char *prefix) OPT_BOOLEAN(0, "all-match", &opt.all_match, "show only matches from files that match all patterns"), OPT_GROUP(""), -#if NO_EXTERNAL_GREP - OPT_BOOLEAN(0, "ext-grep", &external_grep_allowed, - "allow calling of grep(1) (ignored by this build)"), -#else - OPT_BOOLEAN(0, "ext-grep", &external_grep_allowed, - "allow calling of grep(1) (default)"), -#endif + OPT_BOOLEAN(0, "ext-grep", &external_grep_allowed__ignored, + "allow calling of grep(1) (ignored by this build)"), { OPTION_CALLBACK, 0, "help-all", &options, NULL, "show usage", PARSE_OPT_HIDDEN | PARSE_OPT_NOARG, help_callback }, OPT_END() }; + prefix = setup_git_directory_gently(&nongit); + /* * 'git grep -h', unlike 'git grep -h <pattern>', is a request * to show usage information and exit. @@ -845,6 +554,10 @@ int cmd_grep(int argc, const char **argv, const char *prefix) PARSE_OPT_STOP_AT_NON_OPTION | PARSE_OPT_NO_INTERNAL_HELP); + if (use_index && nongit) + /* die the same way as if we did it at the beginning */ + setup_git_directory(); + /* First unrecognized non-option token */ if (argc > 0 && !opt.pattern_list) { append_grep_pattern(&opt, argv[0], "command line", 0, @@ -853,8 +566,6 @@ int cmd_grep(int argc, const char **argv, const char *prefix) argc--; } - if ((opt.color && !opt.color_external) || opt.funcname) - external_grep_allowed = 0; if (!opt.pattern_list) die("no pattern given."); if (!opt.fixed && opt.ignore_case) @@ -897,10 +608,18 @@ int cmd_grep(int argc, const char **argv, const char *prefix) paths[1] = NULL; } + if (!use_index) { + if (cached) + die("--cached cannot be used with --no-index."); + if (list.nr) + die("--no-index cannot be used with revs."); + return !grep_directory(&opt, paths); + } + if (!list.nr) { if (!cached) setup_work_tree(); - return !grep_cache(&opt, paths, cached, external_grep_allowed); + return !grep_cache(&opt, paths, cached); } if (cached) diff --git a/builtin-ls-files.c b/builtin-ls-files.c index 738215768e..b065061392 100644 --- a/builtin-ls-files.c +++ b/builtin-ls-files.c @@ -11,6 +11,8 @@ #include "builtin.h" #include "tree.h" #include "parse-options.h" +#include "resolve-undo.h" +#include "string-list.h" static int abbrev; static int show_deleted; @@ -18,6 +20,7 @@ static int show_cached; static int show_others; static int show_stage; static int show_unmerged; +static int show_resolve_undo; static int show_modified; static int show_killed; static int show_valid_bit; @@ -38,6 +41,7 @@ static const char *tag_other = ""; static const char *tag_killed = ""; static const char *tag_modified = ""; static const char *tag_skip_worktree = ""; +static const char *tag_resolve_undo = ""; static void show_dir_entry(const char *tag, struct dir_entry *ent) { @@ -156,6 +160,38 @@ static void show_ce_entry(const char *tag, struct cache_entry *ce) write_name_quoted(ce->name + offset, stdout, line_terminator); } +static int show_one_ru(struct string_list_item *item, void *cbdata) +{ + int offset = prefix_offset; + const char *path = item->string; + struct resolve_undo_info *ui = item->util; + int i, len; + + len = strlen(path); + if (len < prefix_len) + return 0; /* outside of the prefix */ + if (!match_pathspec(pathspec, path, len, prefix_len, ps_matched)) + return 0; /* uninterested */ + for (i = 0; i < 3; i++) { + if (!ui->mode[i]) + continue; + printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i], + abbrev + ? find_unique_abbrev(ui->sha1[i], abbrev) + : sha1_to_hex(ui->sha1[i]), + i + 1); + write_name_quoted(path + offset, stdout, line_terminator); + } + return 0; +} + +static void show_ru_info(const char *prefix) +{ + if (!the_index.resolve_undo) + return; + for_each_string_list(show_one_ru, the_index.resolve_undo, NULL); +} + static void show_files(struct dir_struct *dir, const char *prefix) { int i; @@ -458,6 +494,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) DIR_HIDE_EMPTY_DIRECTORIES), OPT_BOOLEAN('u', "unmerged", &show_unmerged, "show unmerged files in the output"), + OPT_BOOLEAN(0, "resolve-undo", &show_resolve_undo, + "show resolve-undo information"), { OPTION_CALLBACK, 'x', "exclude", &dir.exclude_list[EXC_CMDL], "pattern", "skip files matching pattern", 0, option_parse_exclude }, @@ -498,6 +536,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) tag_other = "? "; tag_killed = "K "; tag_skip_worktree = "S "; + tag_resolve_undo = "U "; } if (show_modified || show_others || show_deleted || (dir.flags & DIR_SHOW_IGNORED) || show_killed) require_work_tree = 1; @@ -536,7 +575,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) /* With no flags, we default to showing the cached files */ if (!(show_stage | show_deleted | show_others | show_unmerged | - show_killed | show_modified)) + show_killed | show_modified | show_resolve_undo)) show_cached = 1; if (prefix) @@ -551,6 +590,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) overlay_tree_on_cache(with_tree, prefix); } show_files(&dir, prefix); + if (show_resolve_undo) + show_ru_info(prefix); if (ps_matched) { int bad; diff --git a/builtin-merge-file.c b/builtin-merge-file.c index afd2ea7a73..1e70073a7e 100644 --- a/builtin-merge-file.c +++ b/builtin-merge-file.c @@ -25,15 +25,20 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) const char *names[3] = { NULL, NULL, NULL }; mmfile_t mmfs[3]; mmbuffer_t result = {NULL, 0}; - xpparam_t xpp = {XDF_NEED_MINIMAL}; + xmparam_t xmp = {{XDF_NEED_MINIMAL}}; int ret = 0, i = 0, to_stdout = 0; - int merge_level = XDL_MERGE_ZEALOUS_ALNUM; - int merge_style = 0, quiet = 0; + int level = XDL_MERGE_ZEALOUS_ALNUM; + int style = 0, quiet = 0; + int favor = 0; int nongit; struct option options[] = { OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"), - OPT_SET_INT(0, "diff3", &merge_style, "use a diff3 based merge", XDL_MERGE_DIFF3), + OPT_SET_INT(0, "diff3", &style, "use a diff3 based merge", XDL_MERGE_DIFF3), + OPT_SET_INT(0, "ours", &favor, "for conflicts, use our version", + XDL_MERGE_FAVOR_OURS), + OPT_SET_INT(0, "theirs", &favor, "for conflicts, use their version", + XDL_MERGE_FAVOR_THEIRS), OPT__QUIET(&quiet), OPT_CALLBACK('L', NULL, names, "name", "set labels for file1/orig_file/file2", &label_cb), @@ -45,7 +50,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) /* Read the configuration file */ git_config(git_xmerge_config, NULL); if (0 <= git_xmerge_style) - merge_style = git_xmerge_style; + style = git_xmerge_style; } argc = parse_options(argc, argv, prefix, options, merge_file_usage, 0); @@ -68,7 +73,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) } ret = xdl_merge(mmfs + 1, mmfs + 0, names[0], mmfs + 2, names[2], - &xpp, merge_level | merge_style, &result); + &xmp, XDL_MERGE_FLAGS(level, style, favor), &result); for (i = 0; i < 3; i++) free(mmfs[i].ptr); diff --git a/builtin-merge-recursive.c b/builtin-merge-recursive.c index 710674c6b2..d8875d5892 100644 --- a/builtin-merge-recursive.c +++ b/builtin-merge-recursive.c @@ -25,19 +25,30 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix) struct commit *result; init_merge_options(&o); - if (argv[0]) { - int namelen = strlen(argv[0]); - if (8 < namelen && - !strcmp(argv[0] + namelen - 8, "-subtree")) - o.subtree_merge = 1; - } + if (argv[0] && !suffixcmp(argv[0], "-subtree")) + o.subtree_shift = ""; if (argc < 4) usagef("%s <base>... -- <head> <remote> ...", argv[0]); for (i = 1; i < argc; ++i) { - if (!strcmp(argv[i], "--")) - break; + const char *arg = argv[i]; + + if (!prefixcmp(arg, "--")) { + if (!arg[2]) + break; + if (!strcmp(arg+2, "ours")) + o.recursive_variant = MERGE_RECURSIVE_OURS; + else if (!strcmp(arg+2, "theirs")) + o.recursive_variant = MERGE_RECURSIVE_THEIRS; + else if (!strcmp(arg+2, "subtree")) + o.subtree_shift = ""; + else if (!prefixcmp(arg+2, "subtree=")) + o.subtree_shift = arg + 10; + else + die("Unknown option %s", arg); + continue; + } if (bases_count < ARRAY_SIZE(bases)-1) { unsigned char *sha = xmalloc(20); if (get_sha1(argv[i], sha)) diff --git a/builtin-merge.c b/builtin-merge.c index 82e2a0491a..3aaec7bed7 100644 --- a/builtin-merge.c +++ b/builtin-merge.c @@ -24,6 +24,7 @@ #include "rerere.h" #include "help.h" #include "merge-recursive.h" +#include "resolve-undo.h" #define DEFAULT_TWOHEAD (1<<0) #define DEFAULT_OCTOPUS (1<<1) @@ -50,6 +51,8 @@ static struct commit_list *remoteheads; static unsigned char head[20], stash[20]; static struct strategy **use_strategies; static size_t use_strategies_nr, use_strategies_alloc; +static const char **xopts; +static size_t xopts_nr, xopts_alloc; static const char *branch; static int verbosity; static int allow_rerere_auto; @@ -147,6 +150,17 @@ static int option_parse_strategy(const struct option *opt, return 0; } +static int option_parse_x(const struct option *opt, + const char *arg, int unset) +{ + if (unset) + return 0; + + ALLOC_GROW(xopts, xopts_nr + 1, xopts_alloc); + xopts[xopts_nr++] = xstrdup(arg); + return 0; +} + static int option_parse_n(const struct option *opt, const char *arg, int unset) { @@ -174,6 +188,8 @@ static struct option builtin_merge_options[] = { OPT_RERERE_AUTOUPDATE(&allow_rerere_auto), OPT_CALLBACK('s', "strategy", &use_strategies, "strategy", "merge strategy to use", option_parse_strategy), + OPT_CALLBACK('X', "strategy-option", &xopts, "option=value", + "option for selected merge strategy", option_parse_x), OPT_CALLBACK('m', "message", &merge_msg, "message", "message to be used for the merge commit (if any)", option_parse_message), @@ -536,7 +552,7 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, const char *head_arg) { const char **args; - int i = 0, ret; + int i = 0, x = 0, ret; struct commit_list *j; struct strbuf buf = STRBUF_INIT; int index_fd; @@ -565,7 +581,20 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, init_merge_options(&o); if (!strcmp(strategy, "subtree")) - o.subtree_merge = 1; + o.subtree_shift = ""; + + for (x = 0; x < xopts_nr; x++) { + if (!strcmp(xopts[x], "ours")) + o.recursive_variant = MERGE_RECURSIVE_OURS; + else if (!strcmp(xopts[x], "theirs")) + o.recursive_variant = MERGE_RECURSIVE_THEIRS; + else if (!strcmp(xopts[x], "subtree")) + o.subtree_shift = ""; + else if (!prefixcmp(xopts[x], "subtree=")) + o.subtree_shift = xopts[x]+8; + else + die("Unknown option for merge-recursive: -X%s", xopts[x]); + } o.branch1 = head_arg; o.branch2 = remoteheads->item->util; @@ -583,10 +612,16 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, rollback_lock_file(lock); return clean ? 0 : 1; } else { - args = xmalloc((4 + commit_list_count(common) + + args = xmalloc((4 + xopts_nr + commit_list_count(common) + commit_list_count(remoteheads)) * sizeof(char *)); strbuf_addf(&buf, "merge-%s", strategy); args[i++] = buf.buf; + for (x = 0; x < xopts_nr; x++) { + char *s = xmalloc(strlen(xopts[x])+2+1); + strcpy(s, "--"); + strcpy(s+2, xopts[x]); + args[i++] = s; + } for (j = common; j; j = j->next) args[i++] = xstrdup(sha1_to_hex(j->item->object.sha1)); args[i++] = "--"; @@ -597,6 +632,8 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, ret = run_command_v_opt(args, RUN_GIT_CMD); strbuf_release(&buf); i = 1; + for (x = 0; x < xopts_nr; x++) + free((void *)args[i++]); for (j = common; j; j = j->next) free((void *)args[i++]); i += 2; @@ -606,6 +643,7 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, discard_cache(); if (read_cache() < 0) die("failed to read the cache"); + resolve_undo_clear(); return ret; } } @@ -620,11 +658,10 @@ static void count_diff_files(struct diff_queue_struct *q, static int count_unmerged_entries(void) { - const struct index_state *state = &the_index; int i, ret = 0; - for (i = 0; i < state->cache_nr; i++) - if (ce_stage(state->cache[i])) + for (i = 0; i < active_nr; i++) + if (ce_stage(active_cache[i])) ret++; return ret; @@ -849,12 +886,22 @@ int cmd_merge(int argc, const char **argv, const char *prefix) const char *best_strategy = NULL, *wt_strategy = NULL; struct commit_list **remotes = &remoteheads; - if (file_exists(git_path("MERGE_HEAD"))) - die("You have not concluded your merge. (MERGE_HEAD exists)"); - if (read_cache_unmerged()) - die("You are in the middle of a conflicted merge." - " (index unmerged)"); + if (read_cache_unmerged()) { + die_resolve_conflict("merge"); + } + if (file_exists(git_path("MERGE_HEAD"))) { + /* + * There is no unmerged entry, don't advise 'git + * add/rm <file>', just 'git commit'. + */ + if (advice_resolve_conflict) + die("You have not concluded your merge (MERGE_HEAD exists).\n" + "Please, commit your changes before you can merge."); + else + die("You have not concluded your merge (MERGE_HEAD exists)."); + } + resolve_undo_clear(); /* * Check if we are _not_ on a detached HEAD, i.e. if there is a * current branch. diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c index 890f45cf20..59b07fe491 100644 --- a/builtin-pack-objects.c +++ b/builtin-pack-objects.c @@ -673,7 +673,7 @@ static void setup_delta_attr_check(struct git_attr_check *check) static struct git_attr *attr_delta; if (!attr_delta) - attr_delta = git_attr("delta", 5); + attr_delta = git_attr("delta"); check[0].attr = attr_delta; } diff --git a/builtin-push.c b/builtin-push.c index 28a26e7db2..5df66081a6 100644 --- a/builtin-push.c +++ b/builtin-push.c @@ -218,6 +218,8 @@ int cmd_push(int argc, const char **argv, const char *prefix) OPT_BOOLEAN( 0 , "thin", &thin, "use thin pack"), OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", "receive pack program"), OPT_STRING( 0 , "exec", &receivepack, "receive-pack", "receive pack program"), + OPT_BIT('u', "set-upstream", &flags, "set upstream for git pull/status", + TRANSPORT_PUSH_SET_UPSTREAM), OPT_END() }; diff --git a/builtin-read-tree.c b/builtin-read-tree.c index 50413ca17d..5fda9905fc 100644 --- a/builtin-read-tree.c +++ b/builtin-read-tree.c @@ -13,6 +13,7 @@ #include "dir.h" #include "builtin.h" #include "parse-options.h" +#include "resolve-undo.h" static int nr_trees; static struct tree *trees[MAX_UNPACK_TREES]; @@ -124,6 +125,7 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) die("You need to resolve your current index first"); stage = opts.merge = 1; } + resolve_undo_clear(); for (i = 0; i < argc; i++) { const char *arg = argv[i]; diff --git a/builtin-rerere.c b/builtin-rerere.c index 5028138898..25f507a2f1 100644 --- a/builtin-rerere.c +++ b/builtin-rerere.c @@ -120,6 +120,9 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) if (argc < 2) return rerere(flags); + if (!strcmp(argv[1], "forget")) + return rerere_forget(argv + 2); + fd = setup_rerere(&merge_rr, flags); if (fd < 0) return 0; diff --git a/builtin-rev-list.c b/builtin-rev-list.c index cd97ded4d2..c924b3a2c7 100644 --- a/builtin-rev-list.c +++ b/builtin-rev-list.c @@ -253,7 +253,7 @@ static void print_var_int(const char *var, int val) printf("%s=%d\n", var, val); } -int show_bisect_vars(struct rev_list_info *info, int reaches, int all) +static int show_bisect_vars(struct rev_list_info *info, int reaches, int all) { int cnt, flags = info->bisect_show_flags; char hex[41] = ""; diff --git a/builtin-rev-parse.c b/builtin-rev-parse.c index 37d0233521..cbe5b428ad 100644 --- a/builtin-rev-parse.c +++ b/builtin-rev-parse.c @@ -581,6 +581,12 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) for_each_remote_ref(show_reference, NULL); continue; } + if (!strcmp(arg, "--show-toplevel")) { + const char *work_tree = get_git_work_tree(); + if (work_tree) + puts(work_tree); + continue; + } if (!strcmp(arg, "--show-prefix")) { if (prefix) puts(prefix); diff --git a/builtin-revert.c b/builtin-revert.c index 857ca2eefa..8ac86f0943 100644 --- a/builtin-revert.c +++ b/builtin-revert.c @@ -235,6 +235,19 @@ static struct tree *empty_tree(void) return tree; } +static NORETURN void die_dirty_index(const char *me) +{ + if (read_cache_unmerged()) { + die_resolve_conflict(me); + } else { + if (advice_commit_before_merge) + die("Your local changes would be overwritten by %s.\n" + "Please, commit your changes or stash them to proceed.", me); + else + die("Your local changes would be overwritten by %s.\n", me); + } +} + static int revert_or_cherry_pick(int argc, const char **argv) { unsigned char head[20]; @@ -271,7 +284,7 @@ static int revert_or_cherry_pick(int argc, const char **argv) if (get_sha1("HEAD", head)) die ("You do not have a valid HEAD"); if (index_differs_from("HEAD", 0)) - die ("Dirty index: cannot %s", me); + die_dirty_index(me); } discard_cache(); diff --git a/builtin-rm.c b/builtin-rm.c index 57975dbcfd..f3772c84de 100644 --- a/builtin-rm.c +++ b/builtin-rm.c @@ -169,9 +169,10 @@ int cmd_rm(int argc, const char **argv, const char *prefix) if (read_cache() < 0) die("index file corrupt"); - refresh_cache(REFRESH_QUIET); pathspec = get_pathspec(prefix, argv); + refresh_index(&the_index, REFRESH_QUIET, pathspec, NULL, NULL); + seen = NULL; for (i = 0; pathspec[i] ; i++) /* nothing */; diff --git a/builtin-send-pack.c b/builtin-send-pack.c index 8fffdbf200..76c72065de 100644 --- a/builtin-send-pack.c +++ b/builtin-send-pack.c @@ -406,50 +406,20 @@ int send_pack(struct send_pack_args *args, */ new_refs = 0; for (ref = remote_refs; ref; ref = ref->next) { - - if (ref->peer_ref) - hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); - else if (!args->send_mirror) + if (!ref->peer_ref && !args->send_mirror) continue; - ref->deletion = is_null_sha1(ref->new_sha1); - if (ref->deletion && !allow_deleting_refs) { - ref->status = REF_STATUS_REJECT_NODELETE; - continue; - } - if (!ref->deletion && - !hashcmp(ref->old_sha1, ref->new_sha1)) { - ref->status = REF_STATUS_UPTODATE; + /* Check for statuses set by set_ref_status_for_push() */ + switch (ref->status) { + case REF_STATUS_REJECT_NONFASTFORWARD: + case REF_STATUS_UPTODATE: continue; + default: + ; /* do nothing */ } - /* This part determines what can overwrite what. - * The rules are: - * - * (0) you can always use --force or +A:B notation to - * selectively force individual ref pairs. - * - * (1) if the old thing does not exist, it is OK. - * - * (2) if you do not have the old thing, you are not allowed - * to overwrite it; you would not know what you are losing - * otherwise. - * - * (3) if both new and old are commit-ish, and new is a - * descendant of old, it is OK. - * - * (4) regardless of all of the above, removing :B is - * always allowed. - */ - - ref->nonfastforward = - !ref->deletion && - !is_null_sha1(ref->old_sha1) && - (!has_sha1_file(ref->old_sha1) - || !ref_newer(ref->new_sha1, ref->old_sha1)); - - if (ref->nonfastforward && !ref->force && !args->force_update) { - ref->status = REF_STATUS_REJECT_NONFASTFORWARD; + if (ref->deletion && !allow_deleting_refs) { + ref->status = REF_STATUS_REJECT_NODELETE; continue; } @@ -673,6 +643,9 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) if (match_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags)) return -1; + set_ref_status_for_push(remote_refs, args.send_mirror, + args.force_update); + ret = send_pack(&args, fd, conn, remote_refs, &extra_have); if (helper_status) diff --git a/builtin-update-index.c b/builtin-update-index.c index a64a752990..3ab214d24e 100644 --- a/builtin-update-index.c +++ b/builtin-update-index.c @@ -9,6 +9,7 @@ #include "tree-walk.h" #include "builtin.h" #include "refs.h" +#include "resolve-undo.h" /* * Default to not allowing changes to the list of files. The @@ -440,7 +441,18 @@ static int unresolve_one(const char *path) /* See if there is such entry in the index. */ pos = cache_name_pos(path, namelen); - if (pos < 0) { + if (0 <= pos) { + /* already merged */ + pos = unmerge_cache_entry_at(pos); + if (pos < active_nr) { + struct cache_entry *ce = active_cache[pos]; + if (ce_stage(ce) && + ce_namelen(ce) == namelen && + !memcmp(ce->name, path, namelen)) + return 0; + } + /* no resolve-undo information; fall back */ + } else { /* If there isn't, either it is unmerged, or * resolved as "removed" by mistake. We do not * want to do anything in the former case. @@ -719,6 +731,10 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) verbose = 1; continue; } + if (!strcmp(path, "--clear-resolve-undo")) { + resolve_undo_clear(); + continue; + } if (!strcmp(path, "-h") || !strcmp(path, "--help")) usage(update_index_usage); die("unknown option %s", path); @@ -288,6 +288,7 @@ static inline int ce_to_dtype(const struct cache_entry *ce) struct index_state { struct cache_entry **cache; unsigned int cache_nr, cache_alloc, cache_changed; + struct string_list *resolve_undo; struct cache_tree *cache_tree; struct cache_time timestamp; void *alloc; @@ -342,6 +343,9 @@ static inline void remove_name_hash(struct cache_entry *ce) #define ce_modified(ce, st, options) ie_modified(&the_index, (ce), (st), (options)) #define cache_name_exists(name, namelen, igncase) index_name_exists(&the_index, (name), (namelen), (igncase)) #define cache_name_is_other(name, namelen) index_name_is_other(&the_index, (name), (namelen)) +#define resolve_undo_clear() resolve_undo_clear_index(&the_index) +#define unmerge_cache_entry_at(at) unmerge_index_entry_at(&the_index, at) +#define unmerge_cache(pathspec) unmerge_index(&the_index, pathspec) #endif enum object_type { @@ -451,7 +455,6 @@ extern int index_name_pos(const struct index_state *, const char *name, int name #define ADD_CACHE_JUST_APPEND 8 /* Append only; tree.c::read_tree() */ #define ADD_CACHE_NEW_ONLY 16 /* Do not replace existing ones */ extern int add_index_entry(struct index_state *, struct cache_entry *ce, int option); -extern struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int really); extern void rename_index_entry_at(struct index_state *, int pos, const char *new_name); extern int remove_index_entry_at(struct index_state *, int pos); extern void remove_marked_cache_entries(struct index_state *istate); @@ -481,9 +484,6 @@ extern int index_fd(unsigned char *sha1, int fd, struct stat *st, int write_obje extern int index_path(unsigned char *sha1, const char *path, struct stat *st, int write_object); extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st); -/* "careful lstat()" */ -extern int check_path(const char *path, int len, struct stat *st, int skiplen); - #define REFRESH_REALLY 0x0001 /* ignore_valid */ #define REFRESH_UNMERGED 0x0002 /* allow unmerged */ #define REFRESH_QUIET 0x0004 /* be quiet about it */ @@ -627,7 +627,6 @@ static inline void hashclr(unsigned char *hash) { memset(hash, 0, 20); } -extern int is_empty_blob_sha1(const unsigned char *sha1); #define EMPTY_TREE_SHA1_HEX \ "4b825dc642cb6eb9a060e54bf8d69288fbee4904" @@ -697,7 +696,6 @@ extern int has_sha1_pack(const unsigned char *sha1); extern int has_sha1_file(const unsigned char *sha1); extern int has_loose_object_nonlocal(const unsigned char *sha1); -extern int has_pack_file(const unsigned char *sha1); extern int has_pack_index(const unsigned char *sha1); extern const signed char hexval_table[256]; @@ -798,8 +796,6 @@ extern int has_symlink_leading_path(const char *name, int len); extern int threaded_has_symlink_leading_path(struct cache_def *, const char *, int); extern int has_symlink_or_noent_leading_path(const char *name, int len); extern int has_dirs_only_path(const char *name, int len, int prefix_len); -extern void invalidate_lstat_cache(const char *name, int len); -extern void clear_lstat_cache(void); extern void schedule_dir_for_removal(const char *name, int len); extern void remove_scheduled_dirs(void); @@ -939,7 +935,11 @@ extern const char *config_exclusive_filename; #define MAX_GITNAME (1000) extern char git_default_email[MAX_GITNAME]; extern char git_default_name[MAX_GITNAME]; +#define IDENT_NAME_GIVEN 01 +#define IDENT_MAIL_GIVEN 02 +#define IDENT_ALL_GIVEN (IDENT_NAME_GIVEN|IDENT_MAIL_GIVEN) extern int user_ident_explicitly_given; +extern int user_ident_sufficiently_given(void); extern const char *git_commit_encoding; extern const char *git_log_output_encoding; @@ -1007,6 +1007,7 @@ extern int diff_auto_refresh_index; /* match-trees.c */ void shift_tree(const unsigned char *, const unsigned char *, unsigned char *, int); +void shift_tree_by(const unsigned char *, const unsigned char *, unsigned char *, const char *); /* * whitespace rules. @@ -73,7 +73,6 @@ struct pretty_print_context struct reflog_walk_info *reflog_info; }; -extern int non_ascii(int); extern int has_non_ascii(const char *text); struct rev_info; /* in revision.h, it circularly uses enum cmit_fmt */ extern char *reencode_commit_message(const struct commit *commit, @@ -533,8 +533,7 @@ static int git_default_user_config(const char *var, const char *value) if (!value) return config_error_nonbool(var); strlcpy(git_default_name, value, sizeof(git_default_name)); - if (git_default_email[0]) - user_ident_explicitly_given = 1; + user_ident_explicitly_given |= IDENT_NAME_GIVEN; return 0; } @@ -542,8 +541,7 @@ static int git_default_user_config(const char *var, const char *value) if (!value) return config_error_nonbool(var); strlcpy(git_default_email, value, sizeof(git_default_email)); - if (git_default_name[0]) - user_ident_explicitly_given = 1; + user_ident_explicitly_given |= IDENT_MAIL_GIVEN; return 0; } diff --git a/contrib/examples/git-merge.sh b/contrib/examples/git-merge.sh index 500635fe4b..8f617fcb70 100755 --- a/contrib/examples/git-merge.sh +++ b/contrib/examples/git-merge.sh @@ -31,10 +31,11 @@ LF=' ' all_strategies='recur recursive octopus resolve stupid ours subtree' +all_strategies="$all_strategies recursive-ours recursive-theirs" default_twohead_strategies='recursive' default_octopus_strategies='octopus' no_fast_forward_strategies='subtree ours' -no_trivial_strategies='recursive recur subtree ours' +no_trivial_strategies='recursive recur subtree ours recursive-ours recursive-theirs' use_strategies= allow_fast_forward=t @@ -378,9 +378,9 @@ static void setup_convert_check(struct git_attr_check *check) static struct git_attr *attr_filter; if (!attr_crlf) { - attr_crlf = git_attr("crlf", 4); - attr_ident = git_attr("ident", 5); - attr_filter = git_attr("filter", 6); + attr_crlf = git_attr("crlf"); + attr_ident = git_attr("ident"); + attr_filter = git_attr("filter"); user_convert_tail = &user_convert; git_config(read_convert_config, NULL); } @@ -147,7 +147,6 @@ static char *path_ok(char *directory) { "IP", ip_address }, { "P", tcp_port }, { "D", directory }, - { "%", "%" }, { NULL } }; @@ -9,7 +9,7 @@ /* * This is like mktime, but without normalization of tm_wday and tm_yday. */ -time_t tm_to_time_t(const struct tm *tm) +static time_t tm_to_time_t(const struct tm *tm) { static const int mdays[] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 @@ -655,6 +655,92 @@ static int get_dtype(struct dirent *de, const char *path, int len) return dtype; } +enum path_treatment { + path_ignored, + path_handled, + path_recurse, +}; + +static enum path_treatment treat_one_path(struct dir_struct *dir, + char *path, int *len, + const struct path_simplify *simplify, + int dtype, struct dirent *de) +{ + int exclude = excluded(dir, path, &dtype); + if (exclude && (dir->flags & DIR_COLLECT_IGNORED) + && in_pathspec(path, *len, simplify)) + dir_add_ignored(dir, path, *len); + + /* + * Excluded? If we don't explicitly want to show + * ignored files, ignore it + */ + if (exclude && !(dir->flags & DIR_SHOW_IGNORED)) + return path_ignored; + + if (dtype == DT_UNKNOWN) + dtype = get_dtype(de, path, *len); + + /* + * Do we want to see just the ignored files? + * We still need to recurse into directories, + * even if we don't ignore them, since the + * directory may contain files that we do.. + */ + if (!exclude && (dir->flags & DIR_SHOW_IGNORED)) { + if (dtype != DT_DIR) + return path_ignored; + } + + switch (dtype) { + default: + return path_ignored; + case DT_DIR: + memcpy(path + *len, "/", 2); + (*len)++; + switch (treat_directory(dir, path, *len, simplify)) { + case show_directory: + if (exclude != !!(dir->flags + & DIR_SHOW_IGNORED)) + return path_ignored; + break; + case recurse_into_directory: + return path_recurse; + case ignore_directory: + return path_ignored; + } + break; + case DT_REG: + case DT_LNK: + break; + } + return path_handled; +} + +static enum path_treatment treat_path(struct dir_struct *dir, + struct dirent *de, + char *path, int path_max, + int baselen, + const struct path_simplify *simplify, + int *len) +{ + int dtype; + + if (is_dot_or_dotdot(de->d_name) || !strcmp(de->d_name, ".git")) + return path_ignored; + *len = strlen(de->d_name); + /* Ignore overly long pathnames! */ + if (*len + baselen + 8 > path_max) + return path_ignored; + memcpy(path + baselen, de->d_name, *len + 1); + *len += baselen; + if (simplify_away(path, *len, simplify)) + return path_ignored; + + dtype = DTYPE(de); + return treat_one_path(dir, path, len, simplify, dtype, de); +} + /* * Read a directory tree. We currently ignore anything but * directories, regular files and symlinks. That's because git @@ -664,7 +750,10 @@ static int get_dtype(struct dirent *de, const char *path, int len) * Also, we ignore the name ".git" (even if it is not a directory). * That likely will not change. */ -static int read_directory_recursive(struct dir_struct *dir, const char *base, int baselen, int check_only, const struct path_simplify *simplify) +static int read_directory_recursive(struct dir_struct *dir, + const char *base, int baselen, + int check_only, + const struct path_simplify *simplify) { DIR *fdir = opendir(*base ? base : "."); int contents = 0; @@ -675,70 +764,16 @@ static int read_directory_recursive(struct dir_struct *dir, const char *base, in memcpy(path, base, baselen); while ((de = readdir(fdir)) != NULL) { - int len, dtype; - int exclude; - - if (is_dot_or_dotdot(de->d_name) || - !strcmp(de->d_name, ".git")) - continue; - len = strlen(de->d_name); - /* Ignore overly long pathnames! */ - if (len + baselen + 8 > sizeof(path)) - continue; - memcpy(path + baselen, de->d_name, len+1); - len = baselen + len; - if (simplify_away(path, len, simplify)) + int len; + switch (treat_path(dir, de, path, sizeof(path), + baselen, simplify, &len)) { + case path_recurse: + contents += read_directory_recursive + (dir, path, len, 0, simplify); continue; - - dtype = DTYPE(de); - exclude = excluded(dir, path, &dtype); - if (exclude && (dir->flags & DIR_COLLECT_IGNORED) - && in_pathspec(path, len, simplify)) - dir_add_ignored(dir, path,len); - - /* - * Excluded? If we don't explicitly want to show - * ignored files, ignore it - */ - if (exclude && !(dir->flags & DIR_SHOW_IGNORED)) + case path_ignored: continue; - - if (dtype == DT_UNKNOWN) - dtype = get_dtype(de, path, len); - - /* - * Do we want to see just the ignored files? - * We still need to recurse into directories, - * even if we don't ignore them, since the - * directory may contain files that we do.. - */ - if (!exclude && (dir->flags & DIR_SHOW_IGNORED)) { - if (dtype != DT_DIR) - continue; - } - - switch (dtype) { - default: - continue; - case DT_DIR: - memcpy(path + len, "/", 2); - len++; - switch (treat_directory(dir, path, len, simplify)) { - case show_directory: - if (exclude != !!(dir->flags - & DIR_SHOW_IGNORED)) - continue; - break; - case recurse_into_directory: - contents += read_directory_recursive(dir, - path, len, 0, simplify); - continue; - case ignore_directory: - continue; - } - break; - case DT_REG: - case DT_LNK: + case path_handled: break; } contents++; @@ -808,6 +843,41 @@ static void free_simplify(struct path_simplify *simplify) free(simplify); } +static int treat_leading_path(struct dir_struct *dir, + const char *path, int len, + const struct path_simplify *simplify) +{ + char pathbuf[PATH_MAX]; + int baselen, blen; + const char *cp; + + while (len && path[len - 1] == '/') + len--; + if (!len) + return 1; + baselen = 0; + while (1) { + cp = path + baselen + !!baselen; + cp = memchr(cp, '/', path + len - cp); + if (!cp) + baselen = len; + else + baselen = cp - path; + memcpy(pathbuf, path, baselen); + pathbuf[baselen] = '\0'; + if (!is_directory(pathbuf)) + return 0; + if (simplify_away(pathbuf, baselen, simplify)) + return 0; + blen = baselen; + if (treat_one_path(dir, pathbuf, &blen, simplify, + DT_DIR, NULL) == path_ignored) + return 0; /* do not recurse into it */ + if (len <= baselen) + return 1; /* finished checking */ + } +} + int read_directory(struct dir_struct *dir, const char *path, int len, const char **pathspec) { struct path_simplify *simplify; @@ -816,7 +886,8 @@ int read_directory(struct dir_struct *dir, const char *path, int len, const char return dir->nr; simplify = create_simplify(pathspec); - read_directory_recursive(dir, path, len, 0, simplify); + if (!len || treat_leading_path(dir, path, len, simplify)) + read_directory_recursive(dir, path, len, 0, simplify); free_simplify(simplify); qsort(dir->entries, dir->nr, sizeof(struct dir_entry *), cmp_name); qsort(dir->ignored, dir->ignored_nr, sizeof(struct dir_entry *), cmp_name); @@ -179,7 +179,7 @@ static int write_entry(struct cache_entry *ce, char *path, const struct checkout * This is like 'lstat()', except it refuses to follow symlinks * in the path, after skipping "skiplen". */ -int check_path(const char *path, int len, struct stat *st, int skiplen) +static int check_path(const char *path, int len, struct stat *st, int skiplen) { const char *slash = path + len; diff --git a/fast-import.c b/fast-import.c index 25c3588385..901784fe91 100644 --- a/fast-import.c +++ b/fast-import.c @@ -245,6 +245,7 @@ struct branch const char *name; struct tree_entry branch_tree; uintmax_t last_commit; + uintmax_t num_notes; unsigned active : 1; unsigned pack_id : PACK_ID_BITS; unsigned char sha1[20]; @@ -702,6 +703,7 @@ static struct branch *new_branch(const char *name) b->table_next_branch = branch_table[hc]; b->branch_tree.versions[0].mode = S_IFDIR; b->branch_tree.versions[1].mode = S_IFDIR; + b->num_notes = 0; b->active = 0; b->pack_id = MAX_PACK_ID; branch_table[hc] = b; @@ -1911,6 +1913,109 @@ static void load_branch(struct branch *b) } } +static unsigned char convert_num_notes_to_fanout(uintmax_t num_notes) +{ + unsigned char fanout = 0; + while ((num_notes >>= 8)) + fanout++; + return fanout; +} + +static void construct_path_with_fanout(const char *hex_sha1, + unsigned char fanout, char *path) +{ + unsigned int i = 0, j = 0; + if (fanout >= 20) + die("Too large fanout (%u)", fanout); + while (fanout) { + path[i++] = hex_sha1[j++]; + path[i++] = hex_sha1[j++]; + path[i++] = '/'; + fanout--; + } + memcpy(path + i, hex_sha1 + j, 40 - j); + path[i + 40 - j] = '\0'; +} + +static uintmax_t do_change_note_fanout( + struct tree_entry *orig_root, struct tree_entry *root, + char *hex_sha1, unsigned int hex_sha1_len, + char *fullpath, unsigned int fullpath_len, + unsigned char fanout) +{ + struct tree_content *t = root->tree; + struct tree_entry *e, leaf; + unsigned int i, tmp_hex_sha1_len, tmp_fullpath_len; + uintmax_t num_notes = 0; + unsigned char sha1[20]; + char realpath[60]; + + for (i = 0; t && i < t->entry_count; i++) { + e = t->entries[i]; + tmp_hex_sha1_len = hex_sha1_len + e->name->str_len; + tmp_fullpath_len = fullpath_len; + + /* + * We're interested in EITHER existing note entries (entries + * with exactly 40 hex chars in path, not including directory + * separators), OR directory entries that may contain note + * entries (with < 40 hex chars in path). + * Also, each path component in a note entry must be a multiple + * of 2 chars. + */ + if (!e->versions[1].mode || + tmp_hex_sha1_len > 40 || + e->name->str_len % 2) + continue; + + /* This _may_ be a note entry, or a subdir containing notes */ + memcpy(hex_sha1 + hex_sha1_len, e->name->str_dat, + e->name->str_len); + if (tmp_fullpath_len) + fullpath[tmp_fullpath_len++] = '/'; + memcpy(fullpath + tmp_fullpath_len, e->name->str_dat, + e->name->str_len); + tmp_fullpath_len += e->name->str_len; + fullpath[tmp_fullpath_len] = '\0'; + + if (tmp_hex_sha1_len == 40 && !get_sha1_hex(hex_sha1, sha1)) { + /* This is a note entry */ + construct_path_with_fanout(hex_sha1, fanout, realpath); + if (!strcmp(fullpath, realpath)) { + /* Note entry is in correct location */ + num_notes++; + continue; + } + + /* Rename fullpath to realpath */ + if (!tree_content_remove(orig_root, fullpath, &leaf)) + die("Failed to remove path %s", fullpath); + tree_content_set(orig_root, realpath, + leaf.versions[1].sha1, + leaf.versions[1].mode, + leaf.tree); + } else if (S_ISDIR(e->versions[1].mode)) { + /* This is a subdir that may contain note entries */ + if (!e->tree) + load_tree(e); + num_notes += do_change_note_fanout(orig_root, e, + hex_sha1, tmp_hex_sha1_len, + fullpath, tmp_fullpath_len, fanout); + } + + /* The above may have reallocated the current tree_content */ + t = root->tree; + } + return num_notes; +} + +static uintmax_t change_note_fanout(struct tree_entry *root, + unsigned char fanout) +{ + char hex_sha1[40], path[60]; + return do_change_note_fanout(root, root, hex_sha1, 0, path, 0, fanout); +} + static void file_change_m(struct branch *b) { const char *p = command_buf.buf + 2; @@ -2061,14 +2166,16 @@ static void file_change_cr(struct branch *b, int rename) leaf.tree); } -static void note_change_n(struct branch *b) +static void note_change_n(struct branch *b, unsigned char old_fanout) { const char *p = command_buf.buf + 2; static struct strbuf uq = STRBUF_INIT; struct object_entry *oe = oe; struct branch *s; unsigned char sha1[20], commit_sha1[20]; + char path[60]; uint16_t inline_data = 0; + unsigned char new_fanout; /* <dataref> or 'inline' */ if (*p == ':') { @@ -2122,7 +2229,7 @@ static void note_change_n(struct branch *b) if (oe->type != OBJ_BLOB) die("Not a blob (actually a %s): %s", typename(oe->type), command_buf.buf); - } else { + } else if (!is_null_sha1(sha1)) { enum object_type type = sha1_object_info(sha1, NULL); if (type < 0) die("Blob not found: %s", command_buf.buf); @@ -2131,8 +2238,17 @@ static void note_change_n(struct branch *b) typename(type), command_buf.buf); } - tree_content_set(&b->branch_tree, sha1_to_hex(commit_sha1), sha1, - S_IFREG | 0644, NULL); + construct_path_with_fanout(sha1_to_hex(commit_sha1), old_fanout, path); + if (tree_content_remove(&b->branch_tree, path, NULL)) + b->num_notes--; + + if (is_null_sha1(sha1)) + return; /* nothing to insert */ + + b->num_notes++; + new_fanout = convert_num_notes_to_fanout(b->num_notes); + construct_path_with_fanout(sha1_to_hex(commit_sha1), new_fanout, path); + tree_content_set(&b->branch_tree, path, sha1, S_IFREG | 0644, NULL); } static void file_change_deleteall(struct branch *b) @@ -2141,6 +2257,7 @@ static void file_change_deleteall(struct branch *b) hashclr(b->branch_tree.versions[0].sha1); hashclr(b->branch_tree.versions[1].sha1); load_tree(&b->branch_tree); + b->num_notes = 0; } static void parse_from_commit(struct branch *b, char *buf, unsigned long size) @@ -2264,6 +2381,7 @@ static void parse_new_commit(void) char *committer = NULL; struct hash_list *merge_list = NULL; unsigned int merge_count; + unsigned char prev_fanout, new_fanout; /* Obtain the branch name from the rest of our command */ sp = strchr(command_buf.buf, ' ') + 1; @@ -2294,6 +2412,8 @@ static void parse_new_commit(void) load_branch(b); } + prev_fanout = convert_num_notes_to_fanout(b->num_notes); + /* file_change* */ while (command_buf.len > 0) { if (!prefixcmp(command_buf.buf, "M ")) @@ -2305,7 +2425,7 @@ static void parse_new_commit(void) else if (!prefixcmp(command_buf.buf, "C ")) file_change_cr(b, 0); else if (!prefixcmp(command_buf.buf, "N ")) - note_change_n(b); + note_change_n(b, prev_fanout); else if (!strcmp("deleteall", command_buf.buf)) file_change_deleteall(b); else { @@ -2316,6 +2436,10 @@ static void parse_new_commit(void) break; } + new_fanout = convert_num_notes_to_fanout(b->num_notes); + if (new_fanout != prev_fanout) + b->num_notes = change_note_fanout(&b->branch_tree, new_fanout); + /* build the tree and the commit */ store_tree(&b->branch_tree); hashcpy(b->branch_tree.versions[0].sha1, diff --git a/git-compat-util.h b/git-compat-util.h index a979e41c15..aff627a85a 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -199,7 +199,7 @@ extern void warning(const char *err, ...) __attribute__((format (printf, 1, 2))) extern void set_die_routine(NORETURN_PTR void (*routine)(const char *err, va_list params)); extern int prefixcmp(const char *str, const char *prefix); -extern time_t tm_to_time_t(const struct tm *tm); +extern int suffixcmp(const char *str, const char *suffix); static inline const char *skip_prefix(const char *str, const char *prefix) { diff --git a/git-difftool--helper.sh b/git-difftool--helper.sh index 57e8e3256d..e43b5d64de 100755 --- a/git-difftool--helper.sh +++ b/git-difftool--helper.sh @@ -3,9 +3,8 @@ # This script is typically launched by using the 'git difftool' # convenience command. # -# Copyright (c) 2009 David Aguilar +# Copyright (c) 2009, 2010 David Aguilar -# Load common functions from git-mergetool--lib TOOL_MODE=diff . git-mergetool--lib @@ -20,7 +19,11 @@ should_prompt () { fi } -# Sets up shell variables and runs a merge tool +# Indicates that --extcmd=... was specified +use_ext_cmd () { + test -n "$GIT_DIFFTOOL_EXTCMD" +} + launch_merge_tool () { # Merged is the filename as it appears in the work tree # Local is the contents of a/filename @@ -35,20 +38,28 @@ launch_merge_tool () { # the user with the real $MERGED name before launching $merge_tool. if should_prompt; then printf "\nViewing: '$MERGED'\n" - printf "Hit return to launch '%s': " "$merge_tool" + if use_ext_cmd; then + printf "Hit return to launch '%s': " \ + "$GIT_DIFFTOOL_EXTCMD" + else + printf "Hit return to launch '%s': " "$merge_tool" + fi read ans fi - # Run the appropriate merge tool command - run_merge_tool "$merge_tool" + if use_ext_cmd; then + eval $GIT_DIFFTOOL_EXTCMD '"$LOCAL"' '"$REMOTE"' + else + run_merge_tool "$merge_tool" + fi } -# Allow GIT_DIFF_TOOL and GIT_MERGE_TOOL to provide default values -test -n "$GIT_MERGE_TOOL" && merge_tool="$GIT_MERGE_TOOL" -test -n "$GIT_DIFF_TOOL" && merge_tool="$GIT_DIFF_TOOL" - -if test -z "$merge_tool"; then - merge_tool="$(get_merge_tool)" || exit +if ! use_ext_cmd; then + if test -n "$GIT_DIFF_TOOL"; then + merge_tool="$GIT_DIFF_TOOL" + else + merge_tool="$(get_merge_tool)" || exit + fi fi # Launch the merge tool on each path provided by 'git diff' diff --git a/git-difftool.perl b/git-difftool.perl index ba5e60a45e..d975d072db 100755 --- a/git-difftool.perl +++ b/git-difftool.perl @@ -1,5 +1,5 @@ #!/usr/bin/env perl -# Copyright (c) 2009 David Aguilar +# Copyright (c) 2009, 2010 David Aguilar # # This is a wrapper around the GIT_EXTERNAL_DIFF-compatible # git-difftool--helper script. @@ -15,13 +15,17 @@ use warnings; use Cwd qw(abs_path); use File::Basename qw(dirname); +require Git; + my $DIR = abs_path(dirname($0)); sub usage { print << 'USAGE'; -usage: git difftool [--tool=<tool>] [-y|--no-prompt] ["git diff" options] +usage: git difftool [-t|--tool=<tool>] [-x|--extcmd=<cmd>] + [-y|--no-prompt] [-g|--gui] + ['git diff' options] USAGE exit 1; } @@ -63,6 +67,24 @@ sub generate_command $ENV{GIT_DIFF_TOOL} = substr($arg, 7); next; } + if ($arg eq '-x' || $arg eq '--extcmd') { + usage() if $#ARGV <= $idx; + $ENV{GIT_DIFFTOOL_EXTCMD} = $ARGV[$idx + 1]; + $skip_next = 1; + next; + } + if ($arg =~ /^--extcmd=/) { + $ENV{GIT_DIFFTOOL_EXTCMD} = substr($arg, 9); + next; + } + if ($arg eq '-g' || $arg eq '--gui') { + my $tool = Git::command_oneline('config', + 'diff.guitool'); + if (length($tool)) { + $ENV{GIT_DIFF_TOOL} = $tool; + } + next; + } if ($arg eq '-y' || $arg eq '--no-prompt') { $ENV{GIT_DIFFTOOL_NO_PROMPT} = 'true'; delete $ENV{GIT_DIFFTOOL_PROMPT}; diff --git a/git-pull.sh b/git-pull.sh index 9e69ada413..2de4c3aa70 100755 --- a/git-pull.sh +++ b/git-pull.sh @@ -13,11 +13,33 @@ set_reflog_action "pull $*" require_work_tree cd_to_toplevel -test -z "$(git ls-files -u)" || - die "You are in the middle of a conflicted merge." + +die_conflict () { + git diff-index --cached --name-status -r --ignore-submodules HEAD -- + if [ $(git config --bool --get advice.resolveConflict || echo true) = "true" ]; then + die "Pull is not possible because you have unmerged files. +Please, fix them up in the work tree, and then use 'git add/rm <file>' +as appropriate to mark resolution, or use 'git commit -a'." + else + die "Pull is not possible because you have unmerged files." + fi +} + +die_merge () { + if [ $(git config --bool --get advice.resolveConflict || echo true) = "true" ]; then + die "You have not concluded your merge (MERGE_HEAD exists). +Please, commit your changes before you can merge." + else + die "You have not concluded your merge (MERGE_HEAD exists)." + fi +} + +test -z "$(git ls-files -u)" || die_conflict +test -f "$GIT_DIR/MERGE_HEAD" && die_merge strategy_args= diffstat= no_commit= squash= no_ff= ff_only= log_arg= verbosity= +merge_args= curr_branch=$(git symbolic-ref -q HEAD) curr_branch_short=$(echo "$curr_branch" | sed "s|refs/heads/||") rebase=$(git config --bool branch.$curr_branch_short.rebase) @@ -62,6 +84,18 @@ do esac strategy_args="${strategy_args}-s $strategy " ;; + -X*) + case "$#,$1" in + 1,-X) + usage ;; + *,-X) + xx="-X $(git rev-parse --sq-quote "$2")" + shift ;; + *,*) + xx=$(git rev-parse --sq-quote "$1") ;; + esac + merge_args="$merge_args$xx " + ;; -r|--r|--re|--reb|--reba|--rebas|--rebase) rebase=true ;; @@ -233,8 +267,15 @@ then fi merge_name=$(git fmt-merge-msg $log_arg <"$GIT_DIR/FETCH_HEAD") || exit -test true = "$rebase" && - exec git-rebase $diffstat $strategy_args --onto $merge_head \ - ${oldremoteref:-$merge_head} -exec git-merge $diffstat $no_commit $squash $no_ff $ff_only $log_arg $strategy_args \ - "$merge_name" HEAD $merge_head $verbosity +case "$rebase" in +true) + eval="git-rebase $diffstat $strategy_args $merge_args" + eval="$eval --onto $merge_head ${oldremoteref:-$merge_head}" + ;; +*) + eval="git-merge $diffstat $no_commit $squash $no_ff $ff_only" + eval="$eval $log_arg $strategy_args $merge_args" + eval="$eval \"$merge_name\" HEAD $merge_head $verbosity" + ;; +esac +eval "exec $eval" diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh index 1560e84bd5..e551906ecd 100755 --- a/git-rebase--interactive.sh +++ b/git-rebase--interactive.sh @@ -28,24 +28,81 @@ abort abort rebasing process and restore original branch skip skip current patch and continue rebasing process no-verify override pre-rebase hook from stopping the operation root rebase all reachable commmits up to the root(s) +autosquash move commits that begin with squash!/fixup! under -i " . git-sh-setup require_work_tree DOTEST="$GIT_DIR/rebase-merge" + +# The file containing rebase commands, comments, and empty lines. +# This file is created by "git rebase -i" then edited by the user. As +# the lines are processed, they are removed from the front of this +# file and written to the tail of $DONE. TODO="$DOTEST"/git-rebase-todo + +# The rebase command lines that have already been processed. A line +# is moved here when it is first handled, before any associated user +# actions. DONE="$DOTEST"/done + +# The commit message that is planned to be used for any changes that +# need to be committed following a user interaction. MSG="$DOTEST"/message + +# The file into which is accumulated the suggested commit message for +# squash/fixup commands. When the first of a series of squash/fixups +# is seen, the file is created and the commit message from the +# previous commit and from the first squash/fixup commit are written +# to it. The commit message for each subsequent squash/fixup commit +# is appended to the file as it is processed. +# +# The first line of the file is of the form +# # This is a combination of $COUNT commits. +# where $COUNT is the number of commits whose messages have been +# written to the file so far (including the initial "pick" commit). +# Each time that a commit message is processed, this line is read and +# updated. It is deleted just before the combined commit is made. SQUASH_MSG="$DOTEST"/message-squash + +# If the current series of squash/fixups has not yet included a squash +# command, then this file exists and holds the commit message of the +# original "pick" commit. (If the series ends without a "squash" +# command, then this can be used as the commit message of the combined +# commit without opening the editor.) +FIXUP_MSG="$DOTEST"/message-fixup + +# $REWRITTEN is the name of a directory containing files for each +# commit that is reachable by at least one merge base of $HEAD and +# $UPSTREAM. They are not necessarily rewritten, but their children +# might be. This ensures that commits on merged, but otherwise +# unrelated side branches are left alone. (Think "X" in the man page's +# example.) REWRITTEN="$DOTEST"/rewritten + DROPPED="$DOTEST"/dropped + +# A script to set the GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, and +# GIT_AUTHOR_DATE that will be used for the commit that is currently +# being rebased. +AUTHOR_SCRIPT="$DOTEST"/author-script + +# When an "edit" rebase command is being processed, the SHA1 of the +# commit to be edited is recorded in this file. When "git rebase +# --continue" is executed, if there are any staged changes then they +# will be amended to the HEAD commit, but only provided the HEAD +# commit is still the commit to be edited. When any other rebase +# command is processed, this file is deleted. +AMEND="$DOTEST"/amend + PRESERVE_MERGES= STRATEGY= ONTO= VERBOSE= OK_TO_SKIP_PRE_REBASE= REBASE_ROOT= +AUTOSQUASH= GIT_CHERRY_PICK_HELP=" After resolving the conflicts, mark the corrected paths with 'git add <paths>', and @@ -70,6 +127,11 @@ output () { esac } +# Output the commit message for the specified commit. +commit_message () { + git cat-file commit "$1" | sed "1,/^$/d" +} + run_pre_rebase_hook () { if test -z "$OK_TO_SKIP_PRE_REBASE" && test -x "$GIT_DIR/hooks/pre-rebase" @@ -129,10 +191,10 @@ make_patch () { echo "Root commit" ;; esac > "$DOTEST"/patch - test -f "$DOTEST"/message || - git cat-file commit "$1" | sed "1,/^$/d" > "$DOTEST"/message - test -f "$DOTEST"/author-script || - get_author_ident_from_commit "$1" > "$DOTEST"/author-script + test -f "$MSG" || + commit_message "$1" > "$MSG" + test -f "$AUTHOR_SCRIPT" || + get_author_ident_from_commit "$1" > "$AUTHOR_SCRIPT" } die_with_patch () { @@ -150,13 +212,22 @@ has_action () { sane_grep '^[^#]' "$1" >/dev/null } +# Run command with GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, and +# GIT_AUTHOR_DATE exported from the current environment. +do_with_author () { + GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \ + GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \ + GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \ + "$@" +} + pick_one () { no_ff= case "$1" in -n) sha1=$2; no_ff=t ;; *) sha1=$1 ;; esac output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1" test -d "$REWRITTEN" && pick_one_preserving_merges "$@" && return - if test ! -z "$REBASE_ROOT" + if test -n "$REBASE_ROOT" then output git cherry-pick "$@" return @@ -164,11 +235,10 @@ pick_one () { parent_sha1=$(git rev-parse --verify $sha1^) || die "Could not get the parent of $sha1" current_sha1=$(git rev-parse --verify HEAD) - if test "$no_ff$current_sha1" = "$parent_sha1"; then + if test -z "$no_ff" -a "$current_sha1" = "$parent_sha1" + then output git reset --hard $sha1 - test "a$1" = a-n && output git reset --soft $current_sha1 - sha1=$(git rev-parse --short $sha1) - output warn Fast-forward to $sha1 + output warn Fast-forward to $(git rev-parse --short $sha1) else output git cherry-pick "$@" fi @@ -269,14 +339,11 @@ pick_one_preserving_merges () { # redo merge author_script=$(get_author_ident_from_commit $sha1) eval "$author_script" - msg="$(git cat-file commit $sha1 | sed -e '1,/^$/d')" + msg="$(commit_message $sha1)" # No point in merging the first parent, that's HEAD new_parents=${new_parents# $first_parent} - if ! GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \ - GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \ - GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \ - output git merge $STRATEGY -m "$msg" \ - $new_parents + if ! do_with_author output \ + git merge $STRATEGY -m "$msg" $new_parents then printf "%s\n" "$msg" > "$GIT_DIR"/MERGE_MSG die_with_patch $sha1 "Error redoing merge $sha1" @@ -300,34 +367,66 @@ nth_string () { esac } -make_squash_message () { +update_squash_messages () { if test -f "$SQUASH_MSG"; then - COUNT=$(($(sed -n "s/^# This is [^0-9]*\([1-9][0-9]*\).*/\1/p" \ - < "$SQUASH_MSG" | sed -ne '$p')+1)) - echo "# This is a combination of $COUNT commits." - sed -e 1d -e '2,/^./{ - /^$/d - }' <"$SQUASH_MSG" + mv "$SQUASH_MSG" "$SQUASH_MSG".bak || exit + COUNT=$(($(sed -n \ + -e "1s/^# This is a combination of \(.*\) commits\./\1/p" \ + -e "q" < "$SQUASH_MSG".bak)+1)) + { + echo "# This is a combination of $COUNT commits." + sed -e 1d -e '2,/^./{ + /^$/d + }' <"$SQUASH_MSG".bak + } >$SQUASH_MSG else + commit_message HEAD > "$FIXUP_MSG" || die "Cannot write $FIXUP_MSG" COUNT=2 - echo "# This is a combination of two commits." - echo "# The first commit's message is:" - echo - git cat-file commit HEAD | sed -e '1,/^$/d' + { + echo "# This is a combination of 2 commits." + echo "# The first commit's message is:" + echo + cat "$FIXUP_MSG" + } >$SQUASH_MSG fi - echo - echo "# This is the $(nth_string $COUNT) commit message:" - echo - git cat-file commit $1 | sed -e '1,/^$/d' + case $1 in + squash) + rm -f "$FIXUP_MSG" + echo + echo "# This is the $(nth_string $COUNT) commit message:" + echo + commit_message $2 + ;; + fixup) + echo + echo "# The $(nth_string $COUNT) commit message will be skipped:" + echo + commit_message $2 | sed -e 's/^/# /' + ;; + esac >>$SQUASH_MSG } peek_next_command () { sed -n -e "/^#/d" -e "/^$/d" -e "s/ .*//p" -e "q" < "$TODO" } +# A squash/fixup has failed. Prepare the long version of the squash +# commit message, then die_with_patch. This code path requires the +# user to edit the combined commit message for all commits that have +# been squashed/fixedup so far. So also erase the old squash +# messages, effectively causing the combined commit to be used as the +# new basis for any further squash/fixups. Args: sha1 rest +die_failed_squash() { + mv "$SQUASH_MSG" "$MSG" || exit + rm -f "$FIXUP_MSG" + cp "$MSG" "$GIT_DIR"/MERGE_MSG || exit + warn + warn "Could not apply $1... $2" + die_with_patch $1 "" +} + do_next () { - rm -f "$DOTEST"/message "$DOTEST"/author-script \ - "$DOTEST"/amend || exit + rm -f "$MSG" "$AUTHOR_SCRIPT" "$AMEND" || exit read command sha1 rest < "$TODO" case "$command" in '#'*|''|noop) @@ -355,7 +454,7 @@ do_next () { pick_one $sha1 || die_with_patch $sha1 "Could not apply $sha1... $rest" make_patch $sha1 - git rev-parse --verify HEAD > "$DOTEST"/amend + git rev-parse --verify HEAD > "$AMEND" warn "Stopped at $sha1... $rest" warn "You can amend the commit now, with" warn @@ -367,52 +466,49 @@ do_next () { warn exit 0 ;; - squash|s) - comment_for_reflog squash + squash|s|fixup|f) + case "$command" in + squash|s) + squash_style=squash + ;; + fixup|f) + squash_style=fixup + ;; + esac + comment_for_reflog $squash_style test -f "$DONE" && has_action "$DONE" || - die "Cannot 'squash' without a previous commit" + die "Cannot '$squash_style' without a previous commit" mark_action_done - make_squash_message $sha1 > "$MSG" - failed=f + update_squash_messages $squash_style $sha1 author_script=$(get_author_ident_from_commit HEAD) + echo "$author_script" > "$AUTHOR_SCRIPT" + eval "$author_script" output git reset --soft HEAD^ - pick_one -n $sha1 || failed=t + pick_one -n $sha1 || die_failed_squash $sha1 "$rest" case "$(peek_next_command)" in - squash|s) - USE_OUTPUT=output - MSG_OPT=-F - EDIT_OR_FILE="$MSG" - cp "$MSG" "$SQUASH_MSG" + squash|s|fixup|f) + # This is an intermediate commit; its message will only be + # used in case of trouble. So use the long version: + do_with_author output git commit --no-verify -F "$SQUASH_MSG" || + die_failed_squash $sha1 "$rest" ;; *) - USE_OUTPUT= - MSG_OPT= - EDIT_OR_FILE=-e - rm -f "$SQUASH_MSG" || exit - cp "$MSG" "$GIT_DIR"/SQUASH_MSG - rm -f "$GIT_DIR"/MERGE_MSG || exit + # This is the final command of this squash/fixup group + if test -f "$FIXUP_MSG" + then + do_with_author git commit --no-verify -F "$FIXUP_MSG" || + die_failed_squash $sha1 "$rest" + else + cp "$SQUASH_MSG" "$GIT_DIR"/SQUASH_MSG || exit + rm -f "$GIT_DIR"/MERGE_MSG + do_with_author git commit --no-verify -e || + die_failed_squash $sha1 "$rest" + fi + rm -f "$SQUASH_MSG" "$FIXUP_MSG" ;; esac - echo "$author_script" > "$DOTEST"/author-script - if test $failed = f - then - # This is like --amend, but with a different message - eval "$author_script" - GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \ - GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \ - GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \ - $USE_OUTPUT git commit --no-verify \ - $MSG_OPT "$EDIT_OR_FILE" || failed=t - fi - if test $failed = t - then - cp "$MSG" "$GIT_DIR"/MERGE_MSG - warn - warn "Could not apply $sha1... $rest" - die_with_patch $sha1 "" - fi ;; *) warn "Unknown command: $command $sha1 $rest" @@ -495,6 +591,37 @@ get_saved_options () { test -f "$DOTEST"/rebase-root && REBASE_ROOT=t } +# Rearrange the todo list that has both "pick sha1 msg" and +# "pick sha1 fixup!/squash! msg" appears in it so that the latter +# comes immediately after the former, and change "pick" to +# "fixup"/"squash". +rearrange_squash () { + sed -n -e 's/^pick \([0-9a-f]*\) \(squash\)! /\1 \2 /p' \ + -e 's/^pick \([0-9a-f]*\) \(fixup\)! /\1 \2 /p' \ + "$1" >"$1.sq" + test -s "$1.sq" || return + + used= + while read pick sha1 message + do + case " $used" in + *" $sha1 "*) continue ;; + esac + echo "$pick $sha1 $message" + while read squash action msg + do + case "$message" in + "$msg"*) + echo "$action $squash $action! $msg" + used="$used$squash " + ;; + esac + done <"$1.sq" + done >"$1.rearranged" <"$1" + cat "$1.rearranged" >"$1" + rm -f "$1.sq" "$1.rearranged" +} + LF=' ' parse_onto () { @@ -541,21 +668,20 @@ do then : Nothing to commit -- skip this else - . "$DOTEST"/author-script || + . "$AUTHOR_SCRIPT" || die "Cannot find the author identity" amend= - if test -f "$DOTEST"/amend + if test -f "$AMEND" then amend=$(git rev-parse --verify HEAD) - test "$amend" = $(cat "$DOTEST"/amend) || + test "$amend" = $(cat "$AMEND") || die "\ You have uncommitted changes in your working tree. Please, commit them first and then run 'git rebase --continue' again." git reset --soft HEAD^ || die "Cannot rewind the HEAD" fi - export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE && - git commit --no-verify -F "$DOTEST"/message -e || { + do_with_author git commit --no-verify -F "$MSG" -e || { test -n "$amend" && git reset --soft $amend die "Could not commit staged changes." } @@ -619,6 +745,9 @@ first and then run 'git rebase --continue' again." --root) REBASE_ROOT=t ;; + --autosquash) + AUTOSQUASH=t + ;; --onto) shift ONTO=$(parse_onto "$1") || @@ -679,13 +808,6 @@ first and then run 'git rebase --continue' again." test t = "$VERBOSE" && : > "$DOTEST"/verbose if test t = "$PRESERVE_MERGES" then - # $REWRITTEN contains files for each commit that is - # reachable by at least one merge base of $HEAD and - # $UPSTREAM. They are not necessarily rewritten, but - # their children might be. - # This ensures that commits on merged, but otherwise - # unrelated side branches are left alone. (Think "X" - # in the man page's example.) if test -z "$REBASE_ROOT" then mkdir "$REWRITTEN" && @@ -778,6 +900,7 @@ first and then run 'git rebase --continue' again." fi test -s "$TODO" || echo noop >> "$TODO" + test -n "$AUTOSQUASH" && rearrange_squash "$TODO" cat >> "$TODO" << EOF # Rebase $SHORTREVISIONS onto $SHORTONTO @@ -787,6 +910,7 @@ first and then run 'git rebase --continue' again." # r, reword = use commit, but edit the commit message # e, edit = use commit, but stop for amending # s, squash = use commit, but meld into previous commit +# f, fixup = like "squash", but discard this commit's log message # # If you remove a line here THAT COMMIT WILL BE LOST. # However, if you remove everything, the rebase will be aborted. diff --git a/git-sh-setup.sh b/git-sh-setup.sh index dfcb8078f5..d56426dd39 100755 --- a/git-sh-setup.sh +++ b/git-sh-setup.sh @@ -120,20 +120,11 @@ is_bare_repository () { } cd_to_toplevel () { - cdup=$(git rev-parse --show-cdup) - if test ! -z "$cdup" - then - # The "-P" option says to follow "physical" directory - # structure instead of following symbolic links. When cdup is - # "../", this means following the ".." entry in the current - # directory instead textually removing a symlink path element - # from the PWD shell variable. The "-P" behavior is more - # consistent with the C-style chdir used by most of Git. - cd -P "$cdup" || { - echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" - exit 1 - } - fi + cdup=$(git rev-parse --show-toplevel) && + cd "$cdup" || { + echo >&2 "Cannot chdir to $cdup, the toplevel of the working tree" + exit 1 + } } require_work_tree () { @@ -317,7 +317,7 @@ static void handle_internal_command(int argc, const char **argv) { "fsck-objects", cmd_fsck, RUN_SETUP }, { "gc", cmd_gc, RUN_SETUP }, { "get-tar-commit-id", cmd_get_tar_commit_id }, - { "grep", cmd_grep, RUN_SETUP | USE_PAGER }, + { "grep", cmd_grep, USE_PAGER }, { "help", cmd_help }, { "init", cmd_init_db }, { "init-db", cmd_init_db }, @@ -332,6 +332,8 @@ static void handle_internal_command(int argc, const char **argv) { "merge-file", cmd_merge_file }, { "merge-ours", cmd_merge_ours, RUN_SETUP }, { "merge-recursive", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE }, + { "merge-recursive-ours", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE }, + { "merge-recursive-theirs", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE }, { "merge-subtree", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE }, { "mktree", cmd_mktree, RUN_SETUP }, { "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE }, @@ -29,13 +29,6 @@ void append_grep_pattern(struct grep_opt *opt, const char *pat, p->next = NULL; } -static int is_fixed(const char *s) -{ - while (*s && !is_regex_special(*s)) - s++; - return !*s; -} - static void compile_regexp(struct grep_pat *p, struct grep_opt *opt) { int err; @@ -43,7 +36,7 @@ static void compile_regexp(struct grep_pat *p, struct grep_opt *opt) p->word_regexp = opt->word_regexp; p->ignore_case = opt->ignore_case; - if (opt->fixed || is_fixed(p->pattern)) + if (opt->fixed) p->fixed = 1; if (opt->regflags & REG_ICASE) p->fixed = 0; @@ -615,6 +608,65 @@ static void show_pre_context(struct grep_opt *opt, const char *name, char *buf, } } +static int should_lookahead(struct grep_opt *opt) +{ + struct grep_pat *p; + + if (opt->extended) + return 0; /* punt for too complex stuff */ + if (opt->invert) + return 0; + for (p = opt->pattern_list; p; p = p->next) { + if (p->token != GREP_PATTERN) + return 0; /* punt for "header only" and stuff */ + } + return 1; +} + +static int look_ahead(struct grep_opt *opt, + unsigned long *left_p, + unsigned *lno_p, + char **bol_p) +{ + unsigned lno = *lno_p; + char *bol = *bol_p; + struct grep_pat *p; + char *sp, *last_bol; + regoff_t earliest = -1; + + for (p = opt->pattern_list; p; p = p->next) { + int hit; + regmatch_t m; + + if (p->fixed) + hit = !fixmatch(p->pattern, bol, p->ignore_case, &m); + else + hit = !regexec(&p->regexp, bol, 1, &m, 0); + if (!hit || m.rm_so < 0 || m.rm_eo < 0) + continue; + if (earliest < 0 || m.rm_so < earliest) + earliest = m.rm_so; + } + + if (earliest < 0) { + *bol_p = bol + *left_p; + *left_p = 0; + return 1; + } + for (sp = bol + earliest; bol < sp && sp[-1] != '\n'; sp--) + ; /* find the beginning of the line */ + last_bol = sp; + + for (sp = bol; sp < last_bol; sp++) { + if (*sp == '\n') + lno++; + } + *left_p -= last_bol - bol; + *bol_p = last_bol; + *lno_p = lno; + return 0; +} + static int grep_buffer_1(struct grep_opt *opt, const char *name, char *buf, unsigned long size, int collect_hits) { @@ -624,6 +676,7 @@ static int grep_buffer_1(struct grep_opt *opt, const char *name, unsigned last_hit = 0; int binary_match_only = 0; unsigned count = 0; + int try_lookahead = 0; enum grep_context ctx = GREP_CONTEXT_HEAD; xdemitconf_t xecfg; @@ -652,11 +705,26 @@ static int grep_buffer_1(struct grep_opt *opt, const char *name, opt->priv = &xecfg; } } + try_lookahead = should_lookahead(opt); while (left) { char *eol, ch; int hit; + /* + * look_ahead() skips quicly to the line that possibly + * has the next hit; don't call it if we need to do + * something more than just skipping the current line + * in response to an unmatch for the current line. E.g. + * inside a post-context window, we will show the current + * line as a context around the previous hit when it + * doesn't hit. + */ + if (try_lookahead + && !(last_hit + && lno <= last_hit + opt->post_context) + && look_ahead(opt, &left, &lno, &bol)) + break; eol = end_of_line(bol, &left); ch = *eol; *eol = 0; @@ -85,7 +85,6 @@ struct grep_opt { int max_depth; int funcname; char color_match[COLOR_MAXLEN]; - const char *color_external; int regflags; unsigned pre_context; unsigned post_context; @@ -651,7 +651,7 @@ static void closedown_active_slot(struct active_request_slot *slot) slot->in_use = 0; } -void release_active_slot(struct active_request_slot *slot) +static void release_active_slot(struct active_request_slot *slot) { closedown_active_slot(slot); if (slot->curl && curl_session_count > min_curl_sessions) { @@ -834,7 +834,13 @@ int http_get_strbuf(const char *url, struct strbuf *result, int options) return http_request(url, result, HTTP_REQUEST_STRBUF, options); } -int http_get_file(const char *url, const char *filename, int options) +/* + * Downloads an url and stores the result in the given file. + * + * If a previous interrupted download is detected (i.e. a previous temporary + * file is still around) the download is resumed. + */ +static int http_get_file(const char *url, const char *filename, int options) { int ret; struct strbuf tmpfile = STRBUF_INIT; @@ -81,7 +81,6 @@ extern int start_active_slot(struct active_request_slot *slot); extern void run_active_slot(struct active_request_slot *slot); extern void finish_active_slot(struct active_request_slot *slot); extern void finish_all_active_slots(void); -extern void release_active_slot(struct active_request_slot *slot); #ifdef USE_CURL_MULTI extern void fill_active_slots(void); @@ -136,14 +135,6 @@ extern char *get_remote_object_url(const char *url, const char *hex, int http_get_strbuf(const char *url, struct strbuf *result, int options); /* - * Downloads an url and stores the result in the given file. - * - * If a previous interrupted download is detected (i.e. a previous temporary - * file is still around) the download is resumed. - */ -int http_get_file(const char *url, const char *filename, int options); - -/* * Prints an error message using error() containing url and curl_errorstr, * and returns ret. */ @@ -85,10 +85,11 @@ static void setup_ident(void) if (!git_default_email[0]) { const char *email = getenv("EMAIL"); - if (email && email[0]) + if (email && email[0]) { strlcpy(git_default_email, email, sizeof(git_default_email)); - else { + user_ident_explicitly_given |= IDENT_MAIL_GIVEN; + } else { if (!pw) pw = getpwuid(getuid()); if (!pw) @@ -168,8 +169,6 @@ static int copy(char *buf, size_t size, int offset, const char *src) return offset; } -static const char au_env[] = "GIT_AUTHOR_NAME"; -static const char co_env[] = "GIT_COMMITTER_NAME"; static const char *env_hint = "\n" "*** Please tell me who you are.\n" @@ -204,7 +203,7 @@ const char *fmt_ident(const char *name, const char *email, if ((warn_on_no_name || error_on_no_name) && name == git_default_name && env_hint) { - fprintf(stderr, env_hint, au_env, co_env); + fputs(env_hint, stderr); env_hint = NULL; /* warn only once */ } if (error_on_no_name) @@ -251,11 +250,21 @@ const char *git_author_info(int flag) const char *git_committer_info(int flag) { - if (getenv("GIT_COMMITTER_NAME") && - getenv("GIT_COMMITTER_EMAIL")) - user_ident_explicitly_given = 1; + if (getenv("GIT_COMMITTER_NAME")) + user_ident_explicitly_given |= IDENT_NAME_GIVEN; + if (getenv("GIT_COMMITTER_EMAIL")) + user_ident_explicitly_given |= IDENT_MAIL_GIVEN; return fmt_ident(getenv("GIT_COMMITTER_NAME"), getenv("GIT_COMMITTER_EMAIL"), getenv("GIT_COMMITTER_DATE"), flag); } + +int user_ident_sufficiently_given(void) +{ +#ifndef WINDOWS + return (user_ident_explicitly_given & IDENT_MAIL_GIVEN); +#else + return (user_ident_explicitly_given == IDENT_ALL_GIVEN); +#endif +} diff --git a/ll-merge.c b/ll-merge.c index 18511e281f..4c7f11ba84 100644 --- a/ll-merge.c +++ b/ll-merge.c @@ -18,7 +18,8 @@ typedef int (*ll_merge_fn)(const struct ll_merge_driver *, mmfile_t *orig, mmfile_t *src1, const char *name1, mmfile_t *src2, const char *name2, - int virtual_ancestor); + int flag, + int marker_size); struct ll_merge_driver { const char *name; @@ -38,14 +39,14 @@ static int ll_binary_merge(const struct ll_merge_driver *drv_unused, mmfile_t *orig, mmfile_t *src1, const char *name1, mmfile_t *src2, const char *name2, - int virtual_ancestor) + int flag, int marker_size) { /* * The tentative merge result is "ours" for the final round, * or common ancestor for an internal merge. Still return * "conflicted merge" status. */ - mmfile_t *stolen = virtual_ancestor ? orig : src1; + mmfile_t *stolen = (flag & 01) ? orig : src1; result->ptr = stolen->ptr; result->size = stolen->size; @@ -59,10 +60,11 @@ static int ll_xdl_merge(const struct ll_merge_driver *drv_unused, mmfile_t *orig, mmfile_t *src1, const char *name1, mmfile_t *src2, const char *name2, - int virtual_ancestor) + int flag, int marker_size) { - xpparam_t xpp; + xmparam_t xmp; int style = 0; + int favor = (flag >> 1) & 03; if (buffer_is_binary(orig->ptr, orig->size) || buffer_is_binary(src1->ptr, src1->size) || @@ -73,16 +75,18 @@ static int ll_xdl_merge(const struct ll_merge_driver *drv_unused, path, orig, src1, name1, src2, name2, - virtual_ancestor); + flag, marker_size); } - memset(&xpp, 0, sizeof(xpp)); + memset(&xmp, 0, sizeof(xmp)); if (git_xmerge_style >= 0) style = git_xmerge_style; + if (marker_size > 0) + xmp.marker_size = marker_size; return xdl_merge(orig, src1, name1, src2, name2, - &xpp, XDL_MERGE_ZEALOUS | style, + &xmp, XDL_MERGE_FLAGS(XDL_MERGE_ZEALOUS, style, favor), result); } @@ -92,11 +96,10 @@ static int ll_union_merge(const struct ll_merge_driver *drv_unused, mmfile_t *orig, mmfile_t *src1, const char *name1, mmfile_t *src2, const char *name2, - int virtual_ancestor) + int flag, int marker_size) { char *src, *dst; long size; - const int marker_size = 7; int status, saved_style; /* We have to force the RCS "merge" style */ @@ -104,7 +107,7 @@ static int ll_union_merge(const struct ll_merge_driver *drv_unused, git_xmerge_style = 0; status = ll_xdl_merge(drv_unused, result, path_unused, orig, src1, NULL, src2, NULL, - virtual_ancestor); + flag, marker_size); git_xmerge_style = saved_style; if (status <= 0) return status; @@ -165,14 +168,15 @@ static int ll_ext_merge(const struct ll_merge_driver *fn, mmfile_t *orig, mmfile_t *src1, const char *name1, mmfile_t *src2, const char *name2, - int virtual_ancestor) + int flag, int marker_size) { - char temp[3][50]; + char temp[4][50]; struct strbuf cmd = STRBUF_INIT; struct strbuf_expand_dict_entry dict[] = { { "O", temp[0] }, { "A", temp[1] }, { "B", temp[2] }, + { "L", temp[3] }, { NULL } }; const char *args[] = { NULL, NULL }; @@ -187,6 +191,7 @@ static int ll_ext_merge(const struct ll_merge_driver *fn, create_temp(orig, temp[0]); create_temp(src1, temp[1]); create_temp(src2, temp[2]); + sprintf(temp[3], "%d", marker_size); strbuf_expand(&cmd, fn->cmdline, strbuf_expand_dict_cb, &dict); @@ -279,6 +284,7 @@ static int read_merge_config(const char *var, const char *value, void *cb) * %O - temporary file name for the merge base. * %A - temporary file name for our version. * %B - temporary file name for the other branches' version. + * %L - conflict marker length * * The external merge driver should write the results in the * file named by %A, and signal that it has done with zero exit @@ -339,16 +345,13 @@ static const struct ll_merge_driver *find_ll_merge_driver(const char *merge_attr return &ll_merge_drv[LL_TEXT_MERGE]; } -static const char *git_path_check_merge(const char *path) +static int git_path_check_merge(const char *path, struct git_attr_check check[2]) { - static struct git_attr_check attr_merge_check; - - if (!attr_merge_check.attr) - attr_merge_check.attr = git_attr("merge", 5); - - if (git_checkattr(path, 1, &attr_merge_check)) - return NULL; - return attr_merge_check.value; + if (!check[0].attr) { + check[0].attr = git_attr("merge"); + check[1].attr = git_attr("conflict-marker-size"); + } + return git_checkattr(path, 2, check); } int ll_merge(mmbuffer_t *result_buf, @@ -356,18 +359,41 @@ int ll_merge(mmbuffer_t *result_buf, mmfile_t *ancestor, mmfile_t *ours, const char *our_label, mmfile_t *theirs, const char *their_label, - int virtual_ancestor) + int flag) { - const char *ll_driver_name; + static struct git_attr_check check[2]; + const char *ll_driver_name = NULL; + int marker_size = DEFAULT_CONFLICT_MARKER_SIZE; const struct ll_merge_driver *driver; - - ll_driver_name = git_path_check_merge(path); + int virtual_ancestor = flag & 01; + + if (!git_path_check_merge(path, check)) { + ll_driver_name = check[0].value; + if (check[1].value) { + marker_size = atoi(check[1].value); + if (marker_size <= 0) + marker_size = DEFAULT_CONFLICT_MARKER_SIZE; + } + } driver = find_ll_merge_driver(ll_driver_name); - if (virtual_ancestor && driver->recursive) driver = find_ll_merge_driver(driver->recursive); - return driver->fn(driver, result_buf, path, - ancestor, - ours, our_label, - theirs, their_label, virtual_ancestor); + return driver->fn(driver, result_buf, path, ancestor, + ours, our_label, theirs, their_label, + flag, marker_size); +} + +int ll_merge_marker_size(const char *path) +{ + static struct git_attr_check check; + int marker_size = DEFAULT_CONFLICT_MARKER_SIZE; + + if (!check.attr) + check.attr = git_attr("conflict-marker-size"); + if (!git_checkattr(path, 1, &check) && check.value) { + marker_size = atoi(check.value); + if (marker_size <= 0) + marker_size = DEFAULT_CONFLICT_MARKER_SIZE; + } + return marker_size; } diff --git a/ll-merge.h b/ll-merge.h index 5388422d09..57889227b1 100644 --- a/ll-merge.h +++ b/ll-merge.h @@ -10,6 +10,8 @@ int ll_merge(mmbuffer_t *result_buf, mmfile_t *ancestor, mmfile_t *ours, const char *our_label, mmfile_t *theirs, const char *their_label, - int virtual_ancestor); + int flag); + +int ll_merge_marker_size(const char *path); #endif @@ -243,8 +243,3 @@ int map_user(struct string_list *map, debug_mm("map_user: --\n"); return 0; } - -int map_email(struct string_list *map, const char *email, char *name, int maxlen) -{ - return map_user(map, (char *)email, 0, name, maxlen); -} @@ -4,7 +4,6 @@ int read_mailmap(struct string_list *map, char **repo_abbrev); void clear_mailmap(struct string_list *map); -int map_email(struct string_list *mailmap, const char *email, char *name, int maxlen); int map_user(struct string_list *mailmap, char *email, int maxlen_email, char *name, int maxlen_name); diff --git a/match-trees.c b/match-trees.c index 0fd6df7d6e..26f7ed143e 100644 --- a/match-trees.c +++ b/match-trees.c @@ -185,7 +185,7 @@ static void match_trees(const unsigned char *hash1, * tree object by replacing it with another tree "hash2". */ static int splice_tree(const unsigned char *hash1, - char *prefix, + const char *prefix, const unsigned char *hash2, unsigned char *result) { @@ -264,6 +264,13 @@ void shift_tree(const unsigned char *hash1, char *del_prefix; int add_score, del_score; + /* + * NEEDSWORK: this limits the recursion depth to hardcoded + * value '2' to avoid excessive overhead. + */ + if (!depth_limit) + depth_limit = 2; + add_score = del_score = score_trees(hash1, hash2); add_prefix = xcalloc(1, 1); del_prefix = xcalloc(1, 1); @@ -301,3 +308,63 @@ void shift_tree(const unsigned char *hash1, splice_tree(hash1, add_prefix, hash2, shifted); } + +/* + * The user says the trees will be shifted by this much. + * Unfortunately we cannot fundamentally tell which one to + * be prefixed, as recursive merge can work in either direction. + */ +void shift_tree_by(const unsigned char *hash1, + const unsigned char *hash2, + unsigned char *shifted, + const char *shift_prefix) +{ + unsigned char sub1[20], sub2[20]; + unsigned mode1, mode2; + unsigned candidate = 0; + + /* Can hash2 be a tree at shift_prefix in tree hash1? */ + if (!get_tree_entry(hash1, shift_prefix, sub1, &mode1) && + S_ISDIR(mode1)) + candidate |= 1; + + /* Can hash1 be a tree at shift_prefix in tree hash2? */ + if (!get_tree_entry(hash2, shift_prefix, sub2, &mode2) && + S_ISDIR(mode2)) + candidate |= 2; + + if (candidate == 3) { + /* Both are plausible -- we need to evaluate the score */ + int best_score = score_trees(hash1, hash2); + int score; + + candidate = 0; + score = score_trees(sub1, hash2); + if (score > best_score) { + candidate = 1; + best_score = score; + } + score = score_trees(sub2, hash1); + if (score > best_score) + candidate = 2; + } + + if (!candidate) { + /* Neither is plausible -- do not shift */ + hashcpy(shifted, hash2); + return; + } + + if (candidate == 1) + /* + * shift tree2 down by adding shift_prefix above it + * to match tree1. + */ + splice_tree(hash1, shift_prefix, hash2, shifted); + else + /* + * shift tree2 up by removing shift_prefix from it + * to match tree1. + */ + hashcpy(shifted, sub2); +} diff --git a/merge-file.c b/merge-file.c index 3120a95f78..fd34d76e15 100644 --- a/merge-file.c +++ b/merge-file.c @@ -1,6 +1,7 @@ #include "cache.h" #include "run-command.h" #include "xdiff-interface.h" +#include "ll-merge.h" #include "blob.h" static int fill_mmfile_blob(mmfile_t *f, struct blob *obj) @@ -24,16 +25,13 @@ static void free_mmfile(mmfile_t *f) free(f->ptr); } -static void *three_way_filemerge(mmfile_t *base, mmfile_t *our, mmfile_t *their, unsigned long *size) +static void *three_way_filemerge(const char *path, mmfile_t *base, mmfile_t *our, mmfile_t *their, unsigned long *size) { - mmbuffer_t res; - xpparam_t xpp; int merge_status; + mmbuffer_t res; - memset(&xpp, 0, sizeof(xpp)); - merge_status = xdl_merge(base, our, ".our", their, ".their", - &xpp, XDL_MERGE_ZEALOUS, &res); - + merge_status = ll_merge(&res, path, base, + our, ".our", their, ".their", 0); if (merge_status < 0) return NULL; @@ -75,7 +73,7 @@ static int generate_common_file(mmfile_t *res, mmfile_t *f1, mmfile_t *f2) return xdi_diff(f1, f2, &xpp, &xecfg, &ecb); } -void *merge_file(struct blob *base, struct blob *our, struct blob *their, unsigned long *size) +void *merge_file(const char *path, struct blob *base, struct blob *our, struct blob *their, unsigned long *size) { void *res = NULL; mmfile_t f1, f2, common; @@ -108,7 +106,7 @@ void *merge_file(struct blob *base, struct blob *our, struct blob *their, unsign if (generate_common_file(&common, &f1, &f2) < 0) goto out_free_f2_f1; } - res = three_way_filemerge(&common, &f1, &f2, size); + res = three_way_filemerge(path, &common, &f1, &f2, size); free_mmfile(&common); out_free_f2_f1: free_mmfile(&f2); diff --git a/merge-recursive.c b/merge-recursive.c index dd4fbd0e6b..1239647fc0 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -21,15 +21,17 @@ #include "merge-recursive.h" #include "dir.h" -static struct tree *shift_tree_object(struct tree *one, struct tree *two) +static struct tree *shift_tree_object(struct tree *one, struct tree *two, + const char *subtree_shift) { unsigned char shifted[20]; - /* - * NEEDSWORK: this limits the recursion depth to hardcoded - * value '2' to avoid excessive overhead. - */ - shift_tree(one->object.sha1, two->object.sha1, shifted, 2); + if (!*subtree_shift) { + shift_tree(one->object.sha1, two->object.sha1, shifted, 0); + } else { + shift_tree_by(one->object.sha1, two->object.sha1, shifted, + subtree_shift); + } if (!hashcmp(two->object.sha1, shifted)) return two; return lookup_tree(shifted); @@ -625,6 +627,23 @@ static int merge_3way(struct merge_options *o, mmfile_t orig, src1, src2; char *name1, *name2; int merge_status; + int favor; + + if (o->call_depth) + favor = 0; + else { + switch (o->recursive_variant) { + case MERGE_RECURSIVE_OURS: + favor = XDL_MERGE_FAVOR_OURS; + break; + case MERGE_RECURSIVE_THEIRS: + favor = XDL_MERGE_FAVOR_THEIRS; + break; + default: + favor = 0; + break; + } + } if (strcmp(a->path, b->path)) { name1 = xstrdup(mkpath("%s:%s", branch1, a->path)); @@ -640,7 +659,7 @@ static int merge_3way(struct merge_options *o, merge_status = ll_merge(result_buf, a->path, &orig, &src1, name1, &src2, name2, - o->call_depth); + (!!o->call_depth) | (favor << 1)); free(name1); free(name2); @@ -1201,9 +1220,9 @@ int merge_trees(struct merge_options *o, { int code, clean; - if (o->subtree_merge) { - merge = shift_tree_object(head, merge); - common = shift_tree_object(head, common); + if (o->subtree_shift) { + merge = shift_tree_object(head, merge, o->subtree_shift); + common = shift_tree_object(head, common, o->subtree_shift); } if (sha_eq(common->object.sha1, merge->object.sha1)) { diff --git a/merge-recursive.h b/merge-recursive.h index d8bc7299ee..be8410ad18 100644 --- a/merge-recursive.h +++ b/merge-recursive.h @@ -6,7 +6,12 @@ struct merge_options { const char *branch1; const char *branch2; - unsigned subtree_merge : 1; + enum { + MERGE_RECURSIVE_NORMAL = 0, + MERGE_RECURSIVE_OURS, + MERGE_RECURSIVE_THEIRS, + } recursive_variant; + const char *subtree_shift; unsigned buffer_output : 1; int verbosity; int diff_rename_limit; diff --git a/merge-tree.c b/merge-tree.c index f01e7c81ae..37b94d976c 100644 --- a/merge-tree.c +++ b/merge-tree.c @@ -54,7 +54,7 @@ static const char *explanation(struct merge_list *entry) return "removed in remote"; } -extern void *merge_file(struct blob *, struct blob *, struct blob *, unsigned long *); +extern void *merge_file(const char *, struct blob *, struct blob *, struct blob *, unsigned long *); static void *result(struct merge_list *entry, unsigned long *size) { @@ -76,7 +76,7 @@ static void *result(struct merge_list *entry, unsigned long *size) their = NULL; if (entry) their = entry->blob; - return merge_file(base, our, their, size); + return merge_file(entry->path, base, our, their, size); } static void *origin(struct merge_list *entry, unsigned long *size) @@ -217,27 +217,6 @@ struct object_list *object_list_insert(struct object *item, return new_list; } -void object_list_append(struct object *item, - struct object_list **list_p) -{ - while (*list_p) { - list_p = &((*list_p)->next); - } - *list_p = xmalloc(sizeof(struct object_list)); - (*list_p)->next = NULL; - (*list_p)->item = item; -} - -unsigned object_list_length(struct object_list *list) -{ - unsigned ret = 0; - while (list) { - list = list->next; - ret++; - } - return ret; -} - int object_list_contains(struct object_list *list, struct object *obj) { while (list) { @@ -72,11 +72,6 @@ struct object *lookup_unknown_object(const unsigned char *sha1); struct object_list *object_list_insert(struct object *item, struct object_list **list_p); -void object_list_append(struct object *item, - struct object_list **list_p); - -unsigned object_list_length(struct object_list *list); - int object_list_contains(struct object_list *list, struct object *obj); /* Object array handling .. */ diff --git a/parse-options.c b/parse-options.c index 10ec21fb89..d218122af5 100644 --- a/parse-options.c +++ b/parse-options.c @@ -3,6 +3,9 @@ #include "cache.h" #include "commit.h" +static int parse_options_usage(const char * const *usagestr, + const struct option *opts); + #define OPT_SHORT 1 #define OPT_UNSET 2 @@ -560,8 +563,8 @@ void usage_msg_opt(const char *msg, usage_with_options(usagestr, options); } -int parse_options_usage(const char * const *usagestr, - const struct option *opts) +static int parse_options_usage(const char * const *usagestr, + const struct option *opts) { return usage_with_options_internal(usagestr, opts, 0); } diff --git a/parse-options.h b/parse-options.h index 91c1500661..0c996916b6 100644 --- a/parse-options.h +++ b/parse-options.h @@ -173,9 +173,6 @@ struct parse_opt_ctx_t { const char *prefix; }; -extern int parse_options_usage(const char * const *usagestr, - const struct option *opts); - extern void parse_options_start(struct parse_opt_ctx_t *ctx, int argc, const char **argv, const char *prefix, int flags); @@ -83,7 +83,7 @@ static int get_one_line(const char *msg) } /* High bit set, or ISO-2022-INT */ -int non_ascii(int ch) +static int non_ascii(int ch) { return !isascii(ch) || ch == '\033'; } @@ -72,7 +72,7 @@ void sq_quote_argv(struct strbuf *dst, const char** argv, size_t maxlen) } } -char *sq_dequote_step(char *arg, char **next) +static char *sq_dequote_step(char *arg, char **next) { char *dst = arg; char *src = arg; @@ -45,7 +45,6 @@ extern char *sq_dequote(char *); * next argument that should be passed as first parameter. When there * is no more argument to be dequoted, "next" is updated to point to NULL. */ -extern char *sq_dequote_step(char *arg, char **next); extern int sq_dequote_to_argv(char *arg, const char ***argv, int *nr, int *alloc); extern int unquote_c_style(struct strbuf *, const char *quoted, const char **endp); diff --git a/read-cache.c b/read-cache.c index d214abab16..edd995943d 100644 --- a/read-cache.c +++ b/read-cache.c @@ -14,6 +14,9 @@ #include "diffcore.h" #include "revision.h" #include "blob.h" +#include "resolve-undo.h" + +static struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int really); /* Index extensions. * @@ -26,6 +29,7 @@ #define CACHE_EXT(s) ( (s[0]<<24)|(s[1]<<16)|(s[2]<<8)|(s[3]) ) #define CACHE_EXT_TREE 0x54524545 /* "TREE" */ +#define CACHE_EXT_RESOLVE_UNDO 0x52455543 /* "REUN" */ struct index_state the_index; @@ -156,7 +160,7 @@ static int ce_modified_check_fs(struct cache_entry *ce, struct stat *st) return 0; } -int is_empty_blob_sha1(const unsigned char *sha1) +static int is_empty_blob_sha1(const unsigned char *sha1) { static const unsigned char empty_blob_sha1[20] = { 0xe6,0x9d,0xe2,0x9b,0xb2,0xd1,0xd6,0x43,0x4b,0x8b, @@ -454,6 +458,7 @@ int remove_index_entry_at(struct index_state *istate, int pos) { struct cache_entry *ce = istate->cache[pos]; + record_resolve_undo(istate, ce); remove_name_hash(ce); istate->cache_changed = 1; istate->cache_nr--; @@ -1152,7 +1157,7 @@ int refresh_index(struct index_state *istate, unsigned int flags, const char **p return has_errors; } -struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int really) +static struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int really) { return refresh_cache_ent(&the_index, ce, really, NULL); } @@ -1181,6 +1186,9 @@ static int read_index_extension(struct index_state *istate, case CACHE_EXT_TREE: istate->cache_tree = cache_tree_read(data, sz); break; + case CACHE_EXT_RESOLVE_UNDO: + istate->resolve_undo = resolve_undo_read(data, sz); + break; default: if (*ext < 'A' || 'Z' < *ext) return error("index uses %.4s extension, which we do not understand", @@ -1360,6 +1368,7 @@ int is_index_unborn(struct index_state *istate) int discard_index(struct index_state *istate) { + resolve_undo_clear_index(istate); istate->cache_nr = 0; istate->cache_changed = 0; istate->timestamp.sec = 0; @@ -1585,6 +1594,17 @@ int write_index(struct index_state *istate, int newfd) if (err) return -1; } + if (istate->resolve_undo) { + struct strbuf sb = STRBUF_INIT; + + resolve_undo_write(&sb, istate->resolve_undo); + err = write_index_ext_header(&c, newfd, CACHE_EXT_RESOLVE_UNDO, + sb.len) < 0 + || ce_write(&c, newfd, sb.buf, sb.len) < 0; + strbuf_release(&sb); + if (err) + return -1; + } if (ce_flush(&c, newfd) || fstat(newfd, &st)) return -1; diff --git a/remote-curl.c b/remote-curl.c index 70fdceade5..1361006959 100644 --- a/remote-curl.c +++ b/remote-curl.c @@ -317,7 +317,7 @@ static size_t rpc_out(void *ptr, size_t eltsize, } #ifndef NO_CURL_IOCTL -curlioerr rpc_ioctl(CURL *handle, int cmd, void *clientp) +static curlioerr rpc_ioctl(CURL *handle, int cmd, void *clientp) { struct rpc_state *rpc = clientp; @@ -1247,6 +1247,56 @@ int match_refs(struct ref *src, struct ref **dst, return 0; } +void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, + int force_update) +{ + struct ref *ref; + + for (ref = remote_refs; ref; ref = ref->next) { + if (ref->peer_ref) + hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); + else if (!send_mirror) + continue; + + ref->deletion = is_null_sha1(ref->new_sha1); + if (!ref->deletion && + !hashcmp(ref->old_sha1, ref->new_sha1)) { + ref->status = REF_STATUS_UPTODATE; + continue; + } + + /* This part determines what can overwrite what. + * The rules are: + * + * (0) you can always use --force or +A:B notation to + * selectively force individual ref pairs. + * + * (1) if the old thing does not exist, it is OK. + * + * (2) if you do not have the old thing, you are not allowed + * to overwrite it; you would not know what you are losing + * otherwise. + * + * (3) if both new and old are commit-ish, and new is a + * descendant of old, it is OK. + * + * (4) regardless of all of the above, removing :B is + * always allowed. + */ + + ref->nonfastforward = + !ref->deletion && + !is_null_sha1(ref->old_sha1) && + (!has_sha1_file(ref->old_sha1) + || !ref_newer(ref->new_sha1, ref->old_sha1)); + + if (ref->nonfastforward && !ref->force && !force_update) { + ref->status = REF_STATUS_REJECT_NONFASTFORWARD; + continue; + } + } +} + struct branch *branch_get(const char *name) { struct branch *ret; @@ -98,6 +98,8 @@ char *apply_refspecs(struct refspec *refspecs, int nr_refspec, int match_refs(struct ref *src, struct ref **dst, int nr_refspec, const char **refspec, int all); +void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, + int force_update); /* * Given a list of the remote refs and the specification of things to @@ -1,8 +1,11 @@ #include "cache.h" #include "string-list.h" #include "rerere.h" -#include "xdiff/xdiff.h" #include "xdiff-interface.h" +#include "dir.h" +#include "resolve-undo.h" +#include "ll-merge.h" +#include "attr.h" /* if rerere_enabled == -1, fall back to detection of .git/rr-cache */ static int rerere_enabled = -1; @@ -83,61 +86,106 @@ static inline void ferr_puts(const char *s, FILE *fp, int *err) ferr_write(s, strlen(s), fp, err); } -static int handle_file(const char *path, - unsigned char *sha1, const char *output) +struct rerere_io { + int (*getline)(struct strbuf *, struct rerere_io *); + FILE *output; + int wrerror; + /* some more stuff */ +}; + +static void rerere_io_putstr(const char *str, struct rerere_io *io) +{ + if (io->output) + ferr_puts(str, io->output, &io->wrerror); +} + +static void rerere_io_putconflict(int ch, int size, struct rerere_io *io) +{ + char buf[64]; + + while (size) { + if (size < sizeof(buf) - 2) { + memset(buf, ch, size); + buf[size] = '\n'; + buf[size + 1] = '\0'; + size = 0; + } else { + int sz = sizeof(buf) - 1; + if (size <= sz) + sz -= (sz - size) + 1; + memset(buf, ch, sz); + buf[sz] = '\0'; + size -= sz; + } + rerere_io_putstr(buf, io); + } +} + +static void rerere_io_putmem(const char *mem, size_t sz, struct rerere_io *io) +{ + if (io->output) + ferr_write(mem, sz, io->output, &io->wrerror); +} + +struct rerere_io_file { + struct rerere_io io; + FILE *input; +}; + +static int rerere_file_getline(struct strbuf *sb, struct rerere_io *io_) +{ + struct rerere_io_file *io = (struct rerere_io_file *)io_; + return strbuf_getwholeline(sb, io->input, '\n'); +} + +static int is_cmarker(char *buf, int marker_char, int marker_size, int want_sp) +{ + while (marker_size--) + if (*buf++ != marker_char) + return 0; + if (want_sp && *buf != ' ') + return 0; + return isspace(*buf); +} + +static int handle_path(unsigned char *sha1, struct rerere_io *io, int marker_size) { git_SHA_CTX ctx; - char buf[1024]; int hunk_no = 0; enum { RR_CONTEXT = 0, RR_SIDE_1, RR_SIDE_2, RR_ORIGINAL, } hunk = RR_CONTEXT; struct strbuf one = STRBUF_INIT, two = STRBUF_INIT; - FILE *f = fopen(path, "r"); - FILE *out = NULL; - int wrerror = 0; - - if (!f) - return error("Could not open %s", path); - - if (output) { - out = fopen(output, "w"); - if (!out) { - fclose(f); - return error("Could not write %s", output); - } - } + struct strbuf buf = STRBUF_INIT; if (sha1) git_SHA1_Init(&ctx); - while (fgets(buf, sizeof(buf), f)) { - if (!prefixcmp(buf, "<<<<<<< ")) { + while (!io->getline(&buf, io)) { + if (is_cmarker(buf.buf, '<', marker_size, 1)) { if (hunk != RR_CONTEXT) goto bad; hunk = RR_SIDE_1; - } else if (!prefixcmp(buf, "|||||||") && isspace(buf[7])) { + } else if (is_cmarker(buf.buf, '|', marker_size, 0)) { if (hunk != RR_SIDE_1) goto bad; hunk = RR_ORIGINAL; - } else if (!prefixcmp(buf, "=======") && isspace(buf[7])) { + } else if (is_cmarker(buf.buf, '=', marker_size, 0)) { if (hunk != RR_SIDE_1 && hunk != RR_ORIGINAL) goto bad; hunk = RR_SIDE_2; - } else if (!prefixcmp(buf, ">>>>>>> ")) { + } else if (is_cmarker(buf.buf, '>', marker_size, 1)) { if (hunk != RR_SIDE_2) goto bad; if (strbuf_cmp(&one, &two) > 0) strbuf_swap(&one, &two); hunk_no++; hunk = RR_CONTEXT; - if (out) { - ferr_puts("<<<<<<<\n", out, &wrerror); - ferr_write(one.buf, one.len, out, &wrerror); - ferr_puts("=======\n", out, &wrerror); - ferr_write(two.buf, two.len, out, &wrerror); - ferr_puts(">>>>>>>\n", out, &wrerror); - } + rerere_io_putconflict('<', marker_size, io); + rerere_io_putmem(one.buf, one.len, io); + rerere_io_putconflict('=', marker_size, io); + rerere_io_putmem(two.buf, two.len, io); + rerere_io_putconflict('>', marker_size, io); if (sha1) { git_SHA1_Update(&ctx, one.buf ? one.buf : "", one.len + 1); @@ -147,13 +195,13 @@ static int handle_file(const char *path, strbuf_reset(&one); strbuf_reset(&two); } else if (hunk == RR_SIDE_1) - strbuf_addstr(&one, buf); + strbuf_addstr(&one, buf.buf); else if (hunk == RR_ORIGINAL) ; /* discard */ else if (hunk == RR_SIDE_2) - strbuf_addstr(&two, buf); - else if (out) - ferr_puts(buf, out, &wrerror); + strbuf_addstr(&two, buf.buf); + else + rerere_io_putstr(buf.buf, io); continue; bad: hunk = 99; /* force error exit */ @@ -161,23 +209,135 @@ static int handle_file(const char *path, } strbuf_release(&one); strbuf_release(&two); + strbuf_release(&buf); - fclose(f); - if (wrerror) - error("There were errors while writing %s (%s)", - path, strerror(wrerror)); - if (out && fclose(out)) - wrerror = error("Failed to flush %s: %s", - path, strerror(errno)); if (sha1) git_SHA1_Final(sha1, &ctx); - if (hunk != RR_CONTEXT) { + if (hunk != RR_CONTEXT) + return -1; + return hunk_no; +} + +static int handle_file(const char *path, unsigned char *sha1, const char *output) +{ + int hunk_no = 0; + struct rerere_io_file io; + int marker_size = ll_merge_marker_size(path); + + memset(&io, 0, sizeof(io)); + io.io.getline = rerere_file_getline; + io.input = fopen(path, "r"); + io.io.wrerror = 0; + if (!io.input) + return error("Could not open %s", path); + + if (output) { + io.io.output = fopen(output, "w"); + if (!io.io.output) { + fclose(io.input); + return error("Could not write %s", output); + } + } + + hunk_no = handle_path(sha1, (struct rerere_io *)&io, marker_size); + + fclose(io.input); + if (io.io.wrerror) + error("There were errors while writing %s (%s)", + path, strerror(io.io.wrerror)); + if (io.io.output && fclose(io.io.output)) + io.io.wrerror = error("Failed to flush %s: %s", + path, strerror(errno)); + + if (hunk_no < 0) { if (output) unlink_or_warn(output); return error("Could not parse conflict hunks in %s", path); } - if (wrerror) + if (io.io.wrerror) + return -1; + return hunk_no; +} + +struct rerere_io_mem { + struct rerere_io io; + struct strbuf input; +}; + +static int rerere_mem_getline(struct strbuf *sb, struct rerere_io *io_) +{ + struct rerere_io_mem *io = (struct rerere_io_mem *)io_; + char *ep; + size_t len; + + strbuf_release(sb); + if (!io->input.len) + return -1; + ep = strchrnul(io->input.buf, '\n'); + if (*ep == '\n') + ep++; + len = ep - io->input.buf; + strbuf_add(sb, io->input.buf, len); + strbuf_remove(&io->input, 0, len); + return 0; +} + +static int handle_cache(const char *path, unsigned char *sha1, const char *output) +{ + mmfile_t mmfile[3]; + mmbuffer_t result = {NULL, 0}; + struct cache_entry *ce; + int pos, len, i, hunk_no; + struct rerere_io_mem io; + int marker_size = ll_merge_marker_size(path); + + /* + * Reproduce the conflicted merge in-core + */ + len = strlen(path); + pos = cache_name_pos(path, len); + if (0 <= pos) return -1; + pos = -pos - 1; + + for (i = 0; i < 3; i++) { + enum object_type type; + unsigned long size; + + mmfile[i].size = 0; + mmfile[i].ptr = NULL; + if (active_nr <= pos) + break; + ce = active_cache[pos++]; + if (ce_namelen(ce) != len || memcmp(ce->name, path, len) + || ce_stage(ce) != i + 1) + break; + mmfile[i].ptr = read_sha1_file(ce->sha1, &type, &size); + mmfile[i].size = size; + } + for (i = 0; i < 3; i++) { + if (!mmfile[i].ptr && !mmfile[i].size) + mmfile[i].ptr = xstrdup(""); + } + ll_merge(&result, path, &mmfile[0], + &mmfile[1], "ours", + &mmfile[2], "theirs", 0); + for (i = 0; i < 3; i++) + free(mmfile[i].ptr); + + memset(&io, 0, sizeof(&io)); + io.io.getline = rerere_mem_getline; + if (output) + io.io.output = fopen(output, "w"); + else + io.io.output = NULL; + strbuf_init(&io.input, 0); + strbuf_attach(&io.input, result.ptr, result.size, result.size); + + hunk_no = handle_path(sha1, (struct rerere_io *)&io, marker_size); + strbuf_release(&io.input); + if (io.io.output) + fclose(io.io.output); return hunk_no; } @@ -206,7 +366,6 @@ static int merge(const char *name, const char *path) int ret; mmfile_t cur, base, other; mmbuffer_t result = {NULL, 0}; - xpparam_t xpp = {XDF_NEED_MINIMAL}; if (handle_file(path, NULL, rerere_path(name, "thisimage")) < 0) return 1; @@ -215,8 +374,7 @@ static int merge(const char *name, const char *path) read_mmfile(&base, rerere_path(name, "preimage")) || read_mmfile(&other, rerere_path(name, "postimage"))) return 1; - ret = xdl_merge(&base, &cur, "", &other, "", - &xpp, XDL_MERGE_ZEALOUS, &result); + ret = ll_merge(&result, path, &base, &cur, "", &other, "", 0); if (!ret) { FILE *f = fopen(path, "w"); if (!f) @@ -394,3 +552,52 @@ int rerere(int flags) return 0; return do_plain_rerere(&merge_rr, fd); } + +static int rerere_forget_one_path(const char *path, struct string_list *rr) +{ + const char *filename; + char *hex; + unsigned char sha1[20]; + int ret; + + ret = handle_cache(path, sha1, NULL); + if (ret < 1) + return error("Could not parse conflict hunks in '%s'", path); + hex = xstrdup(sha1_to_hex(sha1)); + filename = rerere_path(hex, "postimage"); + if (unlink(filename)) + return (errno == ENOENT + ? error("no remembered resolution for %s", path) + : error("cannot unlink %s: %s", filename, strerror(errno))); + + handle_cache(path, sha1, rerere_path(hex, "preimage")); + fprintf(stderr, "Updated preimage for '%s'\n", path); + + + string_list_insert(path, rr)->util = hex; + fprintf(stderr, "Forgot resolution for %s\n", path); + return 0; +} + +int rerere_forget(const char **pathspec) +{ + int i, fd; + struct string_list conflict = { NULL, 0, 0, 1 }; + struct string_list merge_rr = { NULL, 0, 0, 1 }; + + if (read_cache() < 0) + return error("Could not read index"); + + fd = setup_rerere(&merge_rr, RERERE_NOAUTOUPDATE); + + unmerge_cache(pathspec); + find_conflict(&conflict); + for (i = 0; i < conflict.nr; i++) { + struct string_list_item *it = &conflict.items[i]; + if (!match_pathspec(pathspec, it->string, strlen(it->string), + 0, NULL)) + continue; + rerere_forget_one_path(it->string, &merge_rr); + } + return write_rr(&merge_rr, fd); +} @@ -10,6 +10,7 @@ extern int setup_rerere(struct string_list *, int); extern int rerere(int); extern const char *rerere_path(const char *hex, const char *file); extern int has_rerere_resolution(const char *hex); +extern int rerere_forget(const char **); #define OPT_RERERE_AUTOUPDATE(v) OPT_UYN(0, "rerere-autoupdate", (v), \ "update the index with reused conflict resolution if possible") diff --git a/resolve-undo.c b/resolve-undo.c new file mode 100644 index 0000000000..37d73cd949 --- /dev/null +++ b/resolve-undo.c @@ -0,0 +1,176 @@ +#include "cache.h" +#include "dir.h" +#include "resolve-undo.h" +#include "string-list.h" + +/* The only error case is to run out of memory in string-list */ +void record_resolve_undo(struct index_state *istate, struct cache_entry *ce) +{ + struct string_list_item *lost; + struct resolve_undo_info *ui; + struct string_list *resolve_undo; + int stage = ce_stage(ce); + + if (!stage) + return; + + if (!istate->resolve_undo) { + resolve_undo = xcalloc(1, sizeof(*resolve_undo)); + resolve_undo->strdup_strings = 1; + istate->resolve_undo = resolve_undo; + } + resolve_undo = istate->resolve_undo; + lost = string_list_insert(ce->name, resolve_undo); + if (!lost->util) + lost->util = xcalloc(1, sizeof(*ui)); + ui = lost->util; + hashcpy(ui->sha1[stage - 1], ce->sha1); + ui->mode[stage - 1] = ce->ce_mode; +} + +static int write_one(struct string_list_item *item, void *cbdata) +{ + struct strbuf *sb = cbdata; + struct resolve_undo_info *ui = item->util; + int i; + + if (!ui) + return 0; + strbuf_addstr(sb, item->string); + strbuf_addch(sb, 0); + for (i = 0; i < 3; i++) + strbuf_addf(sb, "%o%c", ui->mode[i], 0); + for (i = 0; i < 3; i++) { + if (!ui->mode[i]) + continue; + strbuf_add(sb, ui->sha1[i], 20); + } + return 0; +} + +void resolve_undo_write(struct strbuf *sb, struct string_list *resolve_undo) +{ + for_each_string_list(write_one, resolve_undo, sb); +} + +struct string_list *resolve_undo_read(void *data, unsigned long size) +{ + struct string_list *resolve_undo; + size_t len; + char *endptr; + int i; + + resolve_undo = xcalloc(1, sizeof(*resolve_undo)); + resolve_undo->strdup_strings = 1; + + while (size) { + struct string_list_item *lost; + struct resolve_undo_info *ui; + + len = strlen(data) + 1; + if (size <= len) + goto error; + lost = string_list_insert(data, resolve_undo); + if (!lost->util) + lost->util = xcalloc(1, sizeof(*ui)); + ui = lost->util; + size -= len; + data += len; + + for (i = 0; i < 3; i++) { + ui->mode[i] = strtoul(data, &endptr, 8); + if (!endptr || endptr == data || *endptr) + goto error; + len = (endptr + 1) - (char*)data; + if (size <= len) + goto error; + size -= len; + data += len; + } + + for (i = 0; i < 3; i++) { + if (!ui->mode[i]) + continue; + if (size < 20) + goto error; + hashcpy(ui->sha1[i], data); + size -= 20; + data += 20; + } + } + return resolve_undo; + +error: + string_list_clear(resolve_undo, 1); + error("Index records invalid resolve-undo information"); + return NULL; +} + +void resolve_undo_clear_index(struct index_state *istate) +{ + struct string_list *resolve_undo = istate->resolve_undo; + if (!resolve_undo) + return; + string_list_clear(resolve_undo, 1); + free(resolve_undo); + istate->resolve_undo = NULL; + istate->cache_changed = 1; +} + +int unmerge_index_entry_at(struct index_state *istate, int pos) +{ + struct cache_entry *ce; + struct string_list_item *item; + struct resolve_undo_info *ru; + int i, err = 0; + + if (!istate->resolve_undo) + return pos; + + ce = istate->cache[pos]; + if (ce_stage(ce)) { + /* already unmerged */ + while ((pos < istate->cache_nr) && + ! strcmp(istate->cache[pos]->name, ce->name)) + pos++; + return pos - 1; /* return the last entry processed */ + } + item = string_list_lookup(ce->name, istate->resolve_undo); + if (!item) + return pos; + ru = item->util; + if (!ru) + return pos; + remove_index_entry_at(istate, pos); + for (i = 0; i < 3; i++) { + struct cache_entry *nce; + if (!ru->mode[i]) + continue; + nce = make_cache_entry(ru->mode[i], ru->sha1[i], + ce->name, i + 1, 0); + if (add_index_entry(istate, nce, ADD_CACHE_OK_TO_ADD)) { + err = 1; + error("cannot unmerge '%s'", ce->name); + } + } + if (err) + return pos; + free(ru); + item->util = NULL; + return unmerge_index_entry_at(istate, pos); +} + +void unmerge_index(struct index_state *istate, const char **pathspec) +{ + int i; + + if (!istate->resolve_undo) + return; + + for (i = 0; i < istate->cache_nr; i++) { + struct cache_entry *ce = istate->cache[i]; + if (!match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) + continue; + i = unmerge_index_entry_at(istate, i); + } +} diff --git a/resolve-undo.h b/resolve-undo.h new file mode 100644 index 0000000000..e4e5c1b1ad --- /dev/null +++ b/resolve-undo.h @@ -0,0 +1,16 @@ +#ifndef RESOLVE_UNDO_H +#define RESOLVE_UNDO_H + +struct resolve_undo_info { + unsigned int mode[3]; + unsigned char sha1[3][20]; +}; + +extern void record_resolve_undo(struct index_state *, struct cache_entry *); +extern void resolve_undo_write(struct strbuf *, struct string_list *); +extern struct string_list *resolve_undo_read(void *, unsigned long); +extern void resolve_undo_clear_index(struct index_state *); +extern int unmerge_index_entry_at(struct index_state *, int); +extern void unmerge_index(struct index_state *, const char **); + +#endif diff --git a/run-command.c b/run-command.c index a909845764..2feb493951 100644 --- a/run-command.c +++ b/run-command.c @@ -61,6 +61,78 @@ static int execv_shell_cmd(const char **argv) } #endif +#ifndef WIN32 +static int child_err = 2; +static int child_notifier = -1; + +static void notify_parent(void) +{ + write(child_notifier, "", 1); +} + +static NORETURN void die_child(const char *err, va_list params) +{ + char msg[4096]; + int len = vsnprintf(msg, sizeof(msg), err, params); + if (len > sizeof(msg)) + len = sizeof(msg); + + write(child_err, "fatal: ", 7); + write(child_err, msg, len); + write(child_err, "\n", 1); + exit(128); +} + +static inline void set_cloexec(int fd) +{ + int flags = fcntl(fd, F_GETFD); + if (flags >= 0) + fcntl(fd, F_SETFD, flags | FD_CLOEXEC); +} +#endif + +static int wait_or_whine(pid_t pid, const char *argv0, int silent_exec_failure) +{ + int status, code = -1; + pid_t waiting; + int failed_errno = 0; + + while ((waiting = waitpid(pid, &status, 0)) < 0 && errno == EINTR) + ; /* nothing */ + + if (waiting < 0) { + failed_errno = errno; + error("waitpid for %s failed: %s", argv0, strerror(errno)); + } else if (waiting != pid) { + error("waitpid is confused (%s)", argv0); + } else if (WIFSIGNALED(status)) { + code = WTERMSIG(status); + error("%s died of signal %d", argv0, code); + /* + * This return value is chosen so that code & 0xff + * mimics the exit code that a POSIX shell would report for + * a program that died from this signal. + */ + code -= 128; + } else if (WIFEXITED(status)) { + code = WEXITSTATUS(status); + /* + * Convert special exit code when execvp failed. + */ + if (code == 127) { + code = -1; + failed_errno = ENOENT; + if (!silent_exec_failure) + error("cannot run %s: %s", argv0, + strerror(ENOENT)); + } + } else { + error("waitpid is confused (%s)", argv0); + } + errno = failed_errno; + return code; +} + int start_command(struct child_process *cmd) { int need_in, need_out, need_err; @@ -122,9 +194,30 @@ fail_pipe: trace_argv_printf(cmd->argv, "trace: run_command:"); #ifndef WIN32 +{ + int notify_pipe[2]; + if (pipe(notify_pipe)) + notify_pipe[0] = notify_pipe[1] = -1; + fflush(NULL); cmd->pid = fork(); if (!cmd->pid) { + /* + * Redirect the channel to write syscall error messages to + * before redirecting the process's stderr so that all die() + * in subsequent call paths use the parent's stderr. + */ + if (cmd->no_stderr || need_err) { + child_err = dup(2); + set_cloexec(child_err); + } + set_die_routine(die_child); + + close(notify_pipe[0]); + set_cloexec(notify_pipe[1]); + child_notifier = notify_pipe[1]; + atexit(notify_parent); + if (cmd->no_stdin) dup_devnull(0); else if (need_in) { @@ -165,8 +258,16 @@ fail_pipe: unsetenv(*cmd->env); } } - if (cmd->preexec_cb) + if (cmd->preexec_cb) { + /* + * We cannot predict what the pre-exec callback does. + * Forgo parent notification. + */ + close(child_notifier); + child_notifier = -1; + cmd->preexec_cb(); + } if (cmd->git_cmd) { execv_git_cmd(cmd->argv); } else if (cmd->use_shell) { @@ -174,13 +275,39 @@ fail_pipe: } else { execvp(cmd->argv[0], (char *const*) cmd->argv); } - trace_printf("trace: exec '%s' failed: %s\n", cmd->argv[0], - strerror(errno)); - exit(127); + /* + * Do not check for cmd->silent_exec_failure; the parent + * process will check it when it sees this exit code. + */ + if (errno == ENOENT) + exit(127); + else + die_errno("cannot exec '%s'", cmd->argv[0]); } if (cmd->pid < 0) error("cannot fork() for %s: %s", cmd->argv[0], strerror(failed_errno = errno)); + + /* + * Wait for child's execvp. If the execvp succeeds (or if fork() + * failed), EOF is seen immediately by the parent. Otherwise, the + * child process sends a single byte. + * Note that use of this infrastructure is completely advisory, + * therefore, we keep error checks minimal. + */ + close(notify_pipe[1]); + if (read(notify_pipe[0], ¬ify_pipe[1], 1) == 1) { + /* + * At this point we know that fork() succeeded, but execvp() + * failed. Errors have been reported to our stderr. + */ + wait_or_whine(cmd->pid, cmd->argv[0], + cmd->silent_exec_failure); + failed_errno = errno; + cmd->pid = -1; + } + close(notify_pipe[0]); +} #else { int fhin = 0, fhout = 1, fherr = 2; @@ -271,48 +398,6 @@ fail_pipe: return 0; } -static int wait_or_whine(pid_t pid, const char *argv0, int silent_exec_failure) -{ - int status, code = -1; - pid_t waiting; - int failed_errno = 0; - - while ((waiting = waitpid(pid, &status, 0)) < 0 && errno == EINTR) - ; /* nothing */ - - if (waiting < 0) { - failed_errno = errno; - error("waitpid for %s failed: %s", argv0, strerror(errno)); - } else if (waiting != pid) { - error("waitpid is confused (%s)", argv0); - } else if (WIFSIGNALED(status)) { - code = WTERMSIG(status); - error("%s died of signal %d", argv0, code); - /* - * This return value is chosen so that code & 0xff - * mimics the exit code that a POSIX shell would report for - * a program that died from this signal. - */ - code -= 128; - } else if (WIFEXITED(status)) { - code = WEXITSTATUS(status); - /* - * Convert special exit code when execvp failed. - */ - if (code == 127) { - code = -1; - failed_errno = ENOENT; - if (!silent_exec_failure) - error("cannot run %s: %s", argv0, - strerror(ENOENT)); - } - } else { - error("waitpid is confused (%s)", argv0); - } - errno = failed_errno; - return code; -} - int finish_command(struct child_process *cmd) { return wait_or_whine(cmd->pid, cmd->argv[0], cmd->silent_exec_failure); @@ -263,6 +263,8 @@ static int check_repository_format_gently(int *nongit_ok) const char *read_gitfile_gently(const char *path) { char *buf; + char *dir; + const char *slash; struct stat st; int fd; size_t len; @@ -287,9 +289,23 @@ const char *read_gitfile_gently(const char *path) if (len < 9) die("No path in gitfile: %s", path); buf[len] = '\0'; - if (!is_git_directory(buf + 8)) - die("Not a git repository: %s", buf + 8); - path = make_absolute_path(buf + 8); + dir = buf + 8; + + if (!is_absolute_path(dir) && (slash = strrchr(path, '/'))) { + size_t pathlen = slash+1 - path; + size_t dirlen = pathlen + len - 8; + dir = xmalloc(dirlen + 1); + strncpy(dir, path, pathlen); + strncpy(dir + pathlen, buf + 8, len - 8); + dir[dirlen] = '\0'; + free(buf); + buf = dir; + } + + if (!is_git_directory(dir)) + die("Not a git repository: %s", dir); + path = make_absolute_path(dir); + free(buf); return path; } diff --git a/sha1_file.c b/sha1_file.c index 63981fb3fd..7086760dbe 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -2458,14 +2458,6 @@ int has_pack_index(const unsigned char *sha1) return 1; } -int has_pack_file(const unsigned char *sha1) -{ - struct stat st; - if (stat(sha1_pack_name(sha1), &st)) - return 0; - return 1; -} - int has_sha1_pack(const unsigned char *sha1) { struct pack_entry e; @@ -10,6 +10,15 @@ int prefixcmp(const char *str, const char *prefix) return (unsigned char)*prefix - (unsigned char)*str; } +int suffixcmp(const char *str, const char *suffix) +{ + int len = strlen(str), suflen = strlen(suffix); + if (len < suflen) + return -1; + else + return strcmp(str + len - suflen, suffix); +} + /* * Used as the default ->buf value, so that people can always assume * buf is non NULL and ->buf is NUL terminated even for a freshly @@ -91,13 +100,6 @@ void strbuf_ltrim(struct strbuf *sb) sb->buf[sb->len] = '\0'; } -void strbuf_tolower(struct strbuf *sb) -{ - int i; - for (i = 0; i < sb->len; i++) - sb->buf[i] = tolower(sb->buf[i]); -} - struct strbuf **strbuf_split(const struct strbuf *sb, int delim) { int alloc = 2, pos = 0; @@ -227,6 +229,12 @@ void strbuf_expand(struct strbuf *sb, const char *format, expand_fn_t fn, break; format = percent + 1; + if (*format == '%') { + strbuf_addch(sb, '%'); + format++; + continue; + } + consumed = fn(sb, format, context); if (consumed) format += consumed; @@ -251,6 +259,17 @@ size_t strbuf_expand_dict_cb(struct strbuf *sb, const char *placeholder, return 0; } +void strbuf_addbuf_percentquote(struct strbuf *dst, const struct strbuf *src) +{ + int i, len = src->len; + + for (i = 0; i < len; i++) { + if (src->buf[i] == '%') + strbuf_addch(dst, '%'); + strbuf_addch(dst, src->buf[i]); + } +} + size_t strbuf_fread(struct strbuf *sb, size_t size, FILE *f) { size_t res; @@ -81,7 +81,6 @@ extern void strbuf_trim(struct strbuf *); extern void strbuf_rtrim(struct strbuf *); extern void strbuf_ltrim(struct strbuf *); extern int strbuf_cmp(const struct strbuf *, const struct strbuf *); -extern void strbuf_tolower(struct strbuf *); extern struct strbuf **strbuf_split(const struct strbuf *, int delim); extern void strbuf_list_free(struct strbuf **); @@ -105,6 +104,7 @@ static inline void strbuf_addstr(struct strbuf *sb, const char *s) { strbuf_add(sb, s, strlen(s)); } static inline void strbuf_addbuf(struct strbuf *sb, const struct strbuf *sb2) { + strbuf_grow(sb, sb2->len); strbuf_add(sb, sb2->buf, sb2->len); } extern void strbuf_adddup(struct strbuf *sb, size_t pos, size_t len); @@ -116,6 +116,7 @@ struct strbuf_expand_dict_entry { const char *value; }; extern size_t strbuf_expand_dict_cb(struct strbuf *sb, const char *placeholder, void *context); +extern void strbuf_addbuf_percentquote(struct strbuf *dst, const struct strbuf *src); __attribute__((format (printf,2,3))) extern void strbuf_addf(struct strbuf *sb, const char *fmt, ...); diff --git a/submodule.c b/submodule.c index 86aad653b7..3007f7d5a6 100644 --- a/submodule.c +++ b/submodule.c @@ -5,7 +5,7 @@ #include "commit.h" #include "revision.h" -int add_submodule_odb(const char *path) +static int add_submodule_odb(const char *path) { struct strbuf objects_directory = STRBUF_INIT; struct alternate_object_database *alt_odb; diff --git a/symlinks.c b/symlinks.c index 7b0a86d357..8860120011 100644 --- a/symlinks.c +++ b/symlinks.c @@ -179,37 +179,6 @@ static int lstat_cache(struct cache_def *cache, const char *name, int len, return ret_flags; } -/* - * Invalidate the given 'name' from the cache, if 'name' matches - * completely with the cache. - */ -void invalidate_lstat_cache(const char *name, int len) -{ - int match_len, previous_slash; - struct cache_def *cache = &default_cache; /* FIXME */ - - match_len = longest_path_match(name, len, cache->path, cache->len, - &previous_slash); - if (len == match_len) { - if ((cache->track_flags & FL_DIR) && previous_slash > 0) { - cache->path[previous_slash] = '\0'; - cache->len = previous_slash; - cache->flags = FL_DIR; - } else { - reset_lstat_cache(cache); - } - } -} - -/* - * Completely clear the contents of the cache - */ -void clear_lstat_cache(void) -{ - struct cache_def *cache = &default_cache; /* FIXME */ - reset_lstat_cache(cache); -} - #define USE_ONLY_LSTAT 0 /* diff --git a/t/lib-rebase.sh b/t/lib-rebase.sh index 62f452c8ea..2d922ae43c 100644 --- a/t/lib-rebase.sh +++ b/t/lib-rebase.sh @@ -2,21 +2,33 @@ # After setting the fake editor with this function, you can # -# - override the commit message with $FAKE_COMMIT_MESSAGE, +# - override the commit message with $FAKE_COMMIT_MESSAGE # - amend the commit message with $FAKE_COMMIT_AMEND # - check that non-commit messages have a certain line count with $EXPECT_COUNT -# - rewrite a rebase -i script with $FAKE_LINES in the form +# - check the commit count in the commit message header with $EXPECT_HEADER_COUNT +# - rewrite a rebase -i script as directed by $FAKE_LINES. +# $FAKE_LINES consists of a sequence of words separated by spaces. +# The following word combinations are possible: # -# "[<lineno1>] [<lineno2>]..." +# "<lineno>" -- add a "pick" line with the SHA1 taken from the +# specified line. # -# If a line number is prefixed with "squash", "edit", or "reword", the -# respective line's command will be replaced with the specified one. +# "<cmd> <lineno>" -- add a line with the specified command +# ("squash", "fixup", "edit", or "reword") and the SHA1 taken +# from the specified line. +# +# "#" -- Add a comment line. +# +# ">" -- Add a blank line. set_fake_editor () { echo "#!$SHELL_PATH" >fake-editor.sh cat >> fake-editor.sh <<\EOF case "$1" in */COMMIT_EDITMSG) + test -z "$EXPECT_HEADER_COUNT" || + test "$EXPECT_HEADER_COUNT" = $(sed -n '1s/^# This is a combination of \(.*\) commits\./\1/p' < "$1") || + exit test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1" test -z "$FAKE_COMMIT_AMEND" || echo "$FAKE_COMMIT_AMEND" >> "$1" exit @@ -28,19 +40,24 @@ test -z "$EXPECT_COUNT" || test -z "$FAKE_LINES" && exit grep -v '^#' < "$1" > "$1".tmp rm -f "$1" +echo 'rebase -i script before editing:' cat "$1".tmp action=pick for line in $FAKE_LINES; do case $line in - squash|edit|reword) + squash|fixup|edit|reword) action="$line";; + "#") + echo '# comment' >> "$1";; + ">") + echo >> "$1";; *) - echo sed -n "${line}s/^pick/$action/p" - sed -n "${line}p" < "$1".tmp sed -n "${line}s/^pick/$action/p" < "$1".tmp >> "$1" action=pick;; esac done +echo 'rebase -i script after editing:' +cat "$1" EOF test_set_editor "$(pwd)/fake-editor.sh" diff --git a/t/t0061-run-command.sh b/t/t0061-run-command.sh new file mode 100755 index 0000000000..10b26e4d8e --- /dev/null +++ b/t/t0061-run-command.sh @@ -0,0 +1,14 @@ +#!/bin/sh +# +# Copyright (c) 2009 Ilari Liusvaara +# + +test_description='Test run command' + +. ./test-lib.sh + +test_expect_success 'start_command reports ENOENT' ' + test-run-command start-command-ENOENT ./does-not-exist +' + +test_done diff --git a/t/t2030-unresolve-info.sh b/t/t2030-unresolve-info.sh new file mode 100755 index 0000000000..a38bd6df84 --- /dev/null +++ b/t/t2030-unresolve-info.sh @@ -0,0 +1,143 @@ +#!/bin/sh + +test_description='undoing resolution' + +. ./test-lib.sh + +check_resolve_undo () { + msg=$1 + shift + while case $# in + 0) break ;; + 1|2|3) die "Bug in check-resolve-undo test" ;; + esac + do + path=$1 + shift + for stage in 1 2 3 + do + sha1=$1 + shift + case "$sha1" in + '') continue ;; + esac + sha1=$(git rev-parse --verify "$sha1") + printf "100644 %s %s\t%s\n" $sha1 $stage $path + done + done >"$msg.expect" && + git ls-files --resolve-undo >"$msg.actual" && + test_cmp "$msg.expect" "$msg.actual" +} + +prime_resolve_undo () { + git reset --hard && + git checkout second^0 && + test_tick && + test_must_fail git merge third^0 && + echo merge does not leave anything && + check_resolve_undo empty && + echo different >file && + git add file && + echo resolving records && + check_resolve_undo recorded file initial:file second:file third:file +} + +test_expect_success setup ' + test_commit initial file first && + git branch side && + git branch another && + test_commit second file second && + git checkout side && + test_commit third file third && + git checkout another && + test_commit fourth file fourth && + git checkout master +' + +test_expect_success 'add records switch clears' ' + prime_resolve_undo && + test_tick && + git commit -m merged && + echo committing keeps && + check_resolve_undo kept file initial:file second:file third:file && + git checkout second^0 && + echo switching clears && + check_resolve_undo cleared +' + +test_expect_success 'rm records reset clears' ' + prime_resolve_undo && + test_tick && + git commit -m merged && + echo committing keeps && + check_resolve_undo kept file initial:file second:file third:file && + + echo merge clears upfront && + test_must_fail git merge fourth^0 && + check_resolve_undo nuked && + + git rm -f file && + echo resolving records && + check_resolve_undo recorded file initial:file HEAD:file fourth:file && + + git reset --hard && + echo resetting discards && + check_resolve_undo discarded +' + +test_expect_success 'plumbing clears' ' + prime_resolve_undo && + test_tick && + git commit -m merged && + echo committing keeps && + check_resolve_undo kept file initial:file second:file third:file && + + echo plumbing clear && + git update-index --clear-resolve-undo && + check_resolve_undo cleared +' + +test_expect_success 'add records checkout -m undoes' ' + prime_resolve_undo && + git diff HEAD && + git checkout --conflict=merge file && + echo checkout used the record and removed it && + check_resolve_undo removed && + echo the index and the work tree is unmerged again && + git diff >actual && + grep "^++<<<<<<<" actual +' + +test_expect_success 'unmerge with plumbing' ' + prime_resolve_undo && + git update-index --unresolve file && + git ls-files -u >actual && + test $(wc -l <actual) = 3 +' + +test_expect_success 'rerere and rerere --forget' ' + mkdir .git/rr-cache && + prime_resolve_undo && + echo record the resolution && + git rerere && + rerere_id=$(cd .git/rr-cache && echo */postimage) && + rerere_id=${rerere_id%/postimage} && + test -f .git/rr-cache/$rerere_id/postimage && + git checkout -m file && + echo resurrect the conflict && + grep "^=======" file && + echo reresolve the conflict && + git rerere && + test "z$(cat file)" = zdifferent && + echo register the resolution again && + git add file && + check_resolve_undo kept file initial:file second:file third:file && + test -z "$(git ls-files -u)" && + git rerere forget file && + ! test -f .git/rr-cache/$rerere_id/postimage && + tr "\0" "\n" <.git/MERGE_RR >actual && + echo "$rerere_id file" >expect && + test_cmp expect actual +' + +test_done diff --git a/t/t2104-update-index-gitfile.sh b/t/t2104-update-index-gitfile.sh new file mode 100755 index 0000000000..641607d89a --- /dev/null +++ b/t/t2104-update-index-gitfile.sh @@ -0,0 +1,38 @@ +#!/bin/sh +# +# Copyright (c) 2010 Brad King +# + +test_description='git update-index for gitlink to .git file. +' + +. ./test-lib.sh + +test_expect_success 'submodule with absolute .git file' ' + mkdir sub1 && + (cd sub1 && + git init && + REAL="$(pwd)/.real" && + mv .git "$REAL" + echo "gitdir: $REAL" >.git && + test_commit first) +' + +test_expect_success 'add gitlink to absolute .git file' ' + git update-index --add -- sub1 +' + +test_expect_success 'submodule with relative .git file' ' + mkdir sub2 && + (cd sub2 && + git init && + mv .git .real && + echo "gitdir: .real" >.git && + test_commit first) +' + +test_expect_success 'add gitlink to relative .git file' ' + git update-index --add -- sub2 +' + +test_done diff --git a/t/t3001-ls-files-others-exclude.sh b/t/t3001-ls-files-others-exclude.sh index 132c4765cb..6d2f2b67ee 100755 --- a/t/t3001-ls-files-others-exclude.sh +++ b/t/t3001-ls-files-others-exclude.sh @@ -175,4 +175,43 @@ test_expect_success 'negated exclude matches can override previous ones' ' grep "^a.1" output ' +test_expect_success 'subdirectory ignore (setup)' ' + mkdir -p top/l1/l2 && + ( + cd top && + git init && + echo /.gitignore >.gitignore && + echo l1 >>.gitignore && + echo l2 >l1/.gitignore && + >l1/l2/l1 + ) +' + +test_expect_success 'subdirectory ignore (toplevel)' ' + ( + cd top && + git ls-files -o --exclude-standard + ) >actual && + >expect && + test_cmp expect actual +' + +test_expect_success 'subdirectory ignore (l1/l2)' ' + ( + cd top/l1/l2 && + git ls-files -o --exclude-standard + ) >actual && + >expect && + test_cmp expect actual +' + +test_expect_success 'subdirectory ignore (l1)' ' + ( + cd top/l1 && + git ls-files -o --exclude-standard + ) >actual && + >expect && + test_cmp expect actual +' + test_done diff --git a/t/t3030-merge-recursive.sh b/t/t3030-merge-recursive.sh index 9b3fa2bdcd..9929f82021 100755 --- a/t/t3030-merge-recursive.sh +++ b/t/t3030-merge-recursive.sh @@ -276,11 +276,13 @@ test_expect_success 'fail if the index has unresolved entries' ' test_must_fail git merge "$c5" && test_must_fail git merge "$c5" 2> out && + grep "not possible because you have unmerged files" out && + git add -u && + test_must_fail git merge "$c5" 2> out && grep "You have not concluded your merge" out && rm -f .git/MERGE_HEAD && test_must_fail git merge "$c5" 2> out && - grep "You are in the middle of a conflicted merge" out - + grep "Your local changes to .* would be overwritten by merge." out ' test_expect_success 'merge-recursive remove conflict' ' diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh index 3a37793c0d..4e3513709e 100755 --- a/t/t3404-rebase-interactive.sh +++ b/t/t3404-rebase-interactive.sh @@ -14,58 +14,47 @@ that the result still makes sense. set_fake_editor -# set up two branches like this: +# Set up the repository like this: # -# A - B - C - D - E +# one - two - three - four (conflict-branch) +# / +# A - B - C - D - E (master) +# | \ +# | F - G - H (branch1) +# | \ +# \ I (branch2) # \ -# F - G - H -# \ -# I +# J - K - L - M (no-conflict-branch) # -# where B, D and G touch the same file. +# where A, B, D and G all touch file1, and one, two, three, four all +# touch file "conflict". test_expect_success 'setup' ' - : > file1 && - git add file1 && - test_tick && - git commit -m A && - git tag A && - echo 1 > file1 && - test_tick && - git commit -m B file1 && - : > file2 && - git add file2 && - test_tick && - git commit -m C && - echo 2 > file1 && - test_tick && - git commit -m D file1 && - : > file3 && - git add file3 && - test_tick && - git commit -m E && + test_commit A file1 && + test_commit B file1 && + test_commit C file2 && + test_commit D file1 && + test_commit E file3 && git checkout -b branch1 A && - : > file4 && - git add file4 && - test_tick && - git commit -m F && - git tag F && - echo 3 > file1 && - test_tick && - git commit -m G file1 && - : > file5 && - git add file5 && - test_tick && - git commit -m H && + test_commit F file4 && + test_commit G file1 && + test_commit H file5 && git checkout -b branch2 F && - : > file6 && - git add file6 && - test_tick && - git commit -m I && - git tag I + test_commit I file6 + git checkout -b conflict-branch A && + for n in one two three four + do + test_commit $n conflict + done && + git checkout -b no-conflict-branch A && + for n in J K L M + do + test_commit $n file$n + done ' test_expect_success 'no changes are a nop' ' + git checkout branch2 && git rebase -i F && test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" && test $(git rev-parse I) = $(git rev-parse HEAD) @@ -111,19 +100,20 @@ test_expect_success 'exchange two commits' ' cat > expect << EOF diff --git a/file1 b/file1 -index e69de29..00750ed 100644 +index f70f10e..fd79235 100644 --- a/file1 +++ b/file1 -@@ -0,0 +1 @@ -+3 +@@ -1 +1 @@ +-A ++G EOF cat > expect2 << EOF <<<<<<< HEAD -2 +D ======= -3 ->>>>>>> b7ca976... G +G +>>>>>>> 51047de... G EOF test_expect_success 'stop on conflicting pick' ' @@ -161,7 +151,8 @@ test_expect_success 'squash' ' test_tick && GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 && echo "******************************" && - FAKE_LINES="1 squash 2" git rebase -i --onto master HEAD~2 && + FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=2 \ + git rebase -i --onto master HEAD~2 && test B = $(cat file7) && test $(git rev-parse HEAD^) = $(git rev-parse master) ' @@ -256,30 +247,113 @@ test_expect_success 'verbose flag is heeded, even after --continue' ' test_expect_success 'multi-squash only fires up editor once' ' base=$(git rev-parse HEAD~4) && FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \ + EXPECT_HEADER_COUNT=4 \ git rebase -i $base && test $base = $(git rev-parse HEAD^) && test 1 = $(git show | grep ONCE | wc -l) ' +test_expect_success 'multi-fixup does not fire up editor' ' + git checkout -b multi-fixup E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="NEVER" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 0 = $(git show | grep NEVER | wc -l) && + git checkout to-be-rebased && + git branch -D multi-fixup +' + +test_expect_success 'commit message used after conflict' ' + git checkout -b conflict-fixup conflict-branch && + base=$(git rev-parse HEAD~4) && + ( + FAKE_LINES="1 fixup 3 fixup 4" && + export FAKE_LINES && + test_must_fail git rebase -i $base + ) && + echo three > conflict && + git add conflict && + FAKE_COMMIT_AMEND="ONCE" EXPECT_HEADER_COUNT=2 \ + git rebase --continue && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D conflict-fixup +' + +test_expect_success 'commit message retained after conflict' ' + git checkout -b conflict-squash conflict-branch && + base=$(git rev-parse HEAD~4) && + ( + FAKE_LINES="1 fixup 3 squash 4" && + export FAKE_LINES && + test_must_fail git rebase -i $base + ) && + echo three > conflict && + git add conflict && + FAKE_COMMIT_AMEND="TWICE" EXPECT_HEADER_COUNT=2 \ + git rebase --continue && + test $base = $(git rev-parse HEAD^) && + test 2 = $(git show | grep TWICE | wc -l) && + git checkout to-be-rebased && + git branch -D conflict-squash +' + +cat > expect-squash-fixup << EOF +B + +D + +ONCE +EOF + +test_expect_success 'squash and fixup generate correct log messages' ' + git checkout -b squash-fixup E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup && + test_cmp expect-squash-fixup actual-squash-fixup && + git checkout to-be-rebased && + git branch -D squash-fixup +' + +test_expect_success 'squash ignores comments' ' + git checkout -b skip-comments E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="# 1 # squash 2 # squash 3 # squash 4 #" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D skip-comments +' + +test_expect_success 'squash ignores blank lines' ' + git checkout -b skip-blank-lines E && + base=$(git rev-parse HEAD~4) && + FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="> 1 > squash 2 > squash 3 > squash 4 >" \ + EXPECT_HEADER_COUNT=4 \ + git rebase -i $base && + test $base = $(git rev-parse HEAD^) && + test 1 = $(git show | grep ONCE | wc -l) && + git checkout to-be-rebased && + git branch -D skip-blank-lines +' + test_expect_success 'squash works as expected' ' - for n in one two three four - do - echo $n >> file$n && - git add file$n && - git commit -m $n - done && + git checkout -b squash-works no-conflict-branch && one=$(git rev-parse HEAD~3) && - FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 && + FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=2 \ + git rebase -i HEAD~3 && test $one = $(git rev-parse HEAD~2) ' test_expect_success 'interrupted squash works as expected' ' - for n in one two three four - do - echo $n >> conflict && - git add conflict && - git commit -m $n - done && + git checkout -b interrupted-squash conflict-branch && one=$(git rev-parse HEAD~3) && ( FAKE_LINES="1 squash 3 2" && @@ -296,12 +370,7 @@ test_expect_success 'interrupted squash works as expected' ' ' test_expect_success 'interrupted squash works as expected (case 2)' ' - for n in one two three four - do - echo $n >> conflict && - git add conflict && - git commit -m $n - done && + git checkout -b interrupted-squash2 conflict-branch && one=$(git rev-parse HEAD~3) && ( FAKE_LINES="3 squash 1 2" && diff --git a/t/t3415-rebase-autosquash.sh b/t/t3415-rebase-autosquash.sh new file mode 100755 index 0000000000..b63f4e2d67 --- /dev/null +++ b/t/t3415-rebase-autosquash.sh @@ -0,0 +1,73 @@ +#!/bin/sh + +test_description='auto squash' + +. ./test-lib.sh + +test_expect_success setup ' + echo 0 >file0 && + git add . && + test_tick && + git commit -m "initial commit" && + echo 0 >file1 && + echo 2 >file2 && + git add . && + test_tick && + git commit -m "first commit" && + echo 3 >file3 && + git add . && + test_tick && + git commit -m "second commit" && + git tag base +' + +test_expect_success 'auto fixup' ' + git reset --hard base && + echo 1 >file1 && + git add -u && + test_tick && + git commit -m "fixup! first" + + git tag final-fixup && + test_tick && + git rebase --autosquash -i HEAD^^^ && + git log --oneline >actual && + test 3 = $(wc -l <actual) && + git diff --exit-code final-fixup && + test 1 = "$(git cat-file blob HEAD^:file1)" && + test 1 = $(git cat-file commit HEAD^ | grep first | wc -l) +' + +test_expect_success 'auto squash' ' + git reset --hard base && + echo 1 >file1 && + git add -u && + test_tick && + git commit -m "squash! first" + + git tag final-squash && + test_tick && + git rebase --autosquash -i HEAD^^^ && + git log --oneline >actual && + test 3 = $(wc -l <actual) && + git diff --exit-code final-squash && + test 1 = "$(git cat-file blob HEAD^:file1)" && + test 2 = $(git cat-file commit HEAD^ | grep first | wc -l) +' + +test_expect_success 'misspelled auto squash' ' + git reset --hard base && + echo 1 >file1 && + git add -u && + test_tick && + git commit -m "squash! forst" + git tag final-missquash && + test_tick && + git rebase --autosquash -i HEAD^^^ && + git log --oneline >actual && + test 4 = $(wc -l <actual) && + git diff --exit-code final-missquash && + test 0 = $(git rev-list final-missquash...HEAD | wc -l) +' + +test_done diff --git a/t/t3501-revert-cherry-pick.sh b/t/t3501-revert-cherry-pick.sh index bb4cf00d78..7f858151d4 100755 --- a/t/t3501-revert-cherry-pick.sh +++ b/t/t3501-revert-cherry-pick.sh @@ -66,7 +66,7 @@ test_expect_success 'revert forbidden on dirty working tree' ' echo content >extra_file && git add extra_file && test_must_fail git revert HEAD 2>errors && - grep "Dirty index" errors + grep "Your local changes would be overwritten by " errors ' diff --git a/t/t4120-apply-popt.sh b/t/t4120-apply-popt.sh index 83d4ba6798..b463b4f05c 100755 --- a/t/t4120-apply-popt.sh +++ b/t/t4120-apply-popt.sh @@ -22,4 +22,9 @@ test_expect_success 'apply git diff with -p2' ' git apply -p2 patch.file ' +test_expect_success 'apply with too large -p' ' + test_must_fail git apply --stat -p3 patch.file 2>err && + grep "removing 3 leading" err +' + test_done diff --git a/t/t4133-apply-filenames.sh b/t/t4133-apply-filenames.sh new file mode 100755 index 0000000000..34218071b6 --- /dev/null +++ b/t/t4133-apply-filenames.sh @@ -0,0 +1,38 @@ +#!/bin/sh +# +# Copyright (c) 2010 Andreas Gruenbacher +# + +test_description='git apply filename consistency check' + +. ./test-lib.sh + +test_expect_success setup ' + cat > bad1.patch <<EOF +diff --git a/f b/f +new file mode 100644 +index 0000000..d00491f +--- /dev/null ++++ b/f-blah +@@ -0,0 +1 @@ ++1 +EOF + cat > bad2.patch <<EOF +diff --git a/f b/f +deleted file mode 100644 +index d00491f..0000000 +--- b/f-blah ++++ /dev/null +@@ -1 +0,0 @@ +-1 +EOF +' + +test_expect_success 'apply diff with inconsistent filenames in headers' ' + test_must_fail git apply bad1.patch 2>err + grep "inconsistent new filename" err + test_must_fail git apply bad2.patch 2>err + grep "inconsistent old filename" err +' + +test_done diff --git a/t/t5523-push-upstream.sh b/t/t5523-push-upstream.sh new file mode 100755 index 0000000000..00da70763b --- /dev/null +++ b/t/t5523-push-upstream.sh @@ -0,0 +1,69 @@ +#!/bin/sh + +test_description='push with --set-upstream' +. ./test-lib.sh + +test_expect_success 'setup bare parent' ' + git init --bare parent && + git remote add upstream parent +' + +test_expect_success 'setup local commit' ' + echo content >file && + git add file && + git commit -m one +' + +check_config() { + (echo $2; echo $3) >expect.$1 + (git config branch.$1.remote + git config branch.$1.merge) >actual.$1 + test_cmp expect.$1 actual.$1 +} + +test_expect_success 'push -u master:master' ' + git push -u upstream master:master && + check_config master upstream refs/heads/master +' + +test_expect_success 'push -u master:other' ' + git push -u upstream master:other && + check_config master upstream refs/heads/other +' + +test_expect_success 'push -u --dry-run master:otherX' ' + git push -u --dry-run upstream master:otherX && + check_config master upstream refs/heads/other +' + +test_expect_success 'push -u master2:master2' ' + git branch master2 && + git push -u upstream master2:master2 && + check_config master2 upstream refs/heads/master2 +' + +test_expect_success 'push -u master2:other2' ' + git push -u upstream master2:other2 && + check_config master2 upstream refs/heads/other2 +' + +test_expect_success 'push -u :master2' ' + git push -u upstream :master2 && + check_config master2 upstream refs/heads/other2 +' + +test_expect_success 'push -u --all' ' + git branch all1 && + git branch all2 && + git push -u --all && + check_config all1 upstream refs/heads/all1 && + check_config all2 upstream refs/heads/all2 +' + +test_expect_success 'push -u HEAD' ' + git checkout -b headbranch && + git push -u upstream HEAD && + check_config headbranch upstream refs/heads/headbranch +' + +test_done diff --git a/t/t5541-http-push.sh b/t/t5541-http-push.sh index 2a58d0cc9c..83a8e14c6c 100755 --- a/t/t5541-http-push.sh +++ b/t/t5541-http-push.sh @@ -88,5 +88,49 @@ test_expect_success 'used receive-pack service' ' test_cmp exp act ' +test_expect_success 'non-fast-forward push fails' ' + cd "$ROOT_PATH"/test_repo_clone && + git checkout master && + echo "changed" > path2 && + git commit -a -m path2 --amend && + + HEAD=$(git rev-parse --verify HEAD) && + !(git push -v origin >output 2>&1) && + (cd "$HTTPD_DOCUMENT_ROOT_PATH"/test_repo.git && + test $HEAD != $(git rev-parse --verify HEAD)) +' + +test_expect_success 'non-fast-forward push show ref status' ' + grep "^ ! \[rejected\][ ]*master -> master (non-fast-forward)$" output +' + +test_expect_success 'non-fast-forward push shows help message' ' + grep \ +"To prevent you from losing history, non-fast-forward updates were rejected +Merge the remote changes before pushing again. See the '"'non-fast-forward'"' +section of '"'git push --help'"' for details." output +' + +test_expect_success 'push fails for non-fast-forward refs unmatched by remote helper' ' + # create a dissimilarly-named remote ref so that git is unable to match the + # two refs (viz. local, remote) unless an explicit refspec is provided. + git push origin master:retsam + + echo "change changed" > path2 && + git commit -a -m path2 --amend && + + # push master too; this ensures there is at least one '"'push'"' command to + # the remote helper and triggers interaction with the helper. + !(git push -v origin +master master:retsam >output 2>&1) && + + grep "^ + [a-f0-9]*\.\.\.[a-f0-9]* *master -> master (forced update)$" output && + grep "^ ! \[rejected\] *master -> retsam (non-fast-forward)$" output && + + grep \ +"To prevent you from losing history, non-fast-forward updates were rejected +Merge the remote changes before pushing again. See the '"'non-fast-forward'"' +section of '"'git push --help'"' for details." output +' + stop_httpd test_done diff --git a/t/t6006-rev-list-format.sh b/t/t6006-rev-list-format.sh index 571931588e..b0047d3c6b 100755 --- a/t/t6006-rev-list-format.sh +++ b/t/t6006-rev-list-format.sh @@ -19,6 +19,13 @@ test_cmp expect.$1 output.$1 " } +test_format percent %%h <<'EOF' +commit 131a310eb913d107dd3c09a65d1651175898735d +%h +commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873 +%h +EOF + test_format hash %H%n%h <<'EOF' commit 131a310eb913d107dd3c09a65d1651175898735d 131a310eb913d107dd3c09a65d1651175898735d diff --git a/t/t6029-merge-subtree.sh b/t/t6029-merge-subtree.sh index 5bbfa44e8d..3900d9f61f 100755 --- a/t/t6029-merge-subtree.sh +++ b/t/t6029-merge-subtree.sh @@ -52,6 +52,7 @@ test_expect_success 'initial merge' ' git merge -s ours --no-commit gui/master && git read-tree --prefix=git-gui/ -u gui/master && git commit -m "Merge git-gui as our subdirectory" && + git checkout -b work && git ls-files -s >actual && ( echo "100644 $o1 0 git-gui/git-gui.sh" @@ -65,9 +66,10 @@ test_expect_success 'merge update' ' echo git-gui2 > git-gui.sh && o3=$(git hash-object git-gui.sh) && git add git-gui.sh && + git checkout -b master2 && git commit -m "update git-gui" && cd ../git && - git pull -s subtree gui master && + git pull -s subtree gui master2 && git ls-files -s >actual && ( echo "100644 $o3 0 git-gui/git-gui.sh" @@ -76,4 +78,47 @@ test_expect_success 'merge update' ' test_cmp expected actual ' +test_expect_success 'initial ambiguous subtree' ' + cd ../git && + git reset --hard master && + git checkout -b master2 && + git merge -s ours --no-commit gui/master && + git read-tree --prefix=git-gui2/ -u gui/master && + git commit -m "Merge git-gui2 as our subdirectory" && + 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 $o2 0 git.c" + ) >expected && + test_cmp expected actual +' + +test_expect_success 'merge using explicit' ' + cd ../git && + git reset --hard master2 && + 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 $o2 0 git.c" + ) >expected && + test_cmp expected actual +' + +test_expect_success 'merge2 using explicit' ' + cd ../git && + git reset --hard master2 && + 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 $o2 0 git.c" + ) >expected && + test_cmp expected actual +' + test_done diff --git a/t/t6037-merge-ours-theirs.sh b/t/t6037-merge-ours-theirs.sh new file mode 100755 index 0000000000..8ab3d61f44 --- /dev/null +++ b/t/t6037-merge-ours-theirs.sh @@ -0,0 +1,64 @@ +#!/bin/sh + +test_description='Merge-recursive ours and theirs variants' +. ./test-lib.sh + +test_expect_success setup ' + for i in 1 2 3 4 5 6 7 8 9 + do + echo "$i" + done >file && + git add file && + cp file elif && + git commit -m initial && + + sed -e "s/1/one/" -e "s/9/nine/" >file <elif && + git commit -a -m ours && + + git checkout -b side HEAD^ && + + sed -e "s/9/nueve/" >file <elif && + git commit -a -m theirs && + + git checkout master^0 +' + +test_expect_success 'plain recursive - should conflict' ' + git reset --hard master && + test_must_fail git merge -s recursive side && + grep nine file && + grep nueve file && + ! grep 9 file && + grep one file && + ! grep 1 file +' + +test_expect_success 'recursive favouring theirs' ' + git reset --hard master && + git merge -s recursive -Xtheirs side && + ! grep nine file && + grep nueve file && + ! grep 9 file && + grep one file && + ! grep 1 file +' + +test_expect_success 'recursive favouring ours' ' + git reset --hard master && + git merge -s recursive -X ours side && + grep nine file && + ! grep nueve file && + ! grep 9 file && + grep one file && + ! grep 1 file +' + +test_expect_success 'pull with -X' ' + git reset --hard master && git pull -s recursive -Xours . side && + git reset --hard master && git pull -s recursive -X ours . side && + git reset --hard master && git pull -s recursive -Xtheirs . side && + git reset --hard master && git pull -s recursive -X theirs . side && + git reset --hard master && ! git pull -s recursive -X bork . side +' + +test_done diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh index 76c5e091b7..7eceb086be 100755 --- a/t/t7002-grep.sh +++ b/t/t7002-grep.sh @@ -8,18 +8,6 @@ test_description='git grep various. . ./test-lib.sh -test_expect_success 'Check for external grep support' ' - case "$(git grep -h 2>&1|grep ext-grep)" in - *"(default)"*) - test_set_prereq EXTGREP - true;; - *"(ignored by this build)"*) - true;; - *) - false;; - esac -' - cat >hello.c <<EOF #include <stdio.h> int main(int argc, const char **argv) @@ -314,8 +302,8 @@ test_expect_success 'grep -C1, hunk mark between files' ' test_cmp expected actual ' -test_expect_success 'grep -C1 --no-ext-grep, hunk mark between files' ' - git grep -C1 --no-ext-grep "^[yz]" >actual && +test_expect_success 'grep -C1 hunk mark between files' ' + git grep -C1 "^[yz]" >actual && test_cmp expected actual ' @@ -371,7 +359,7 @@ test_expect_success 'log grep (6)' ' test_expect_success 'grep with CE_VALID file' ' git update-index --assume-unchanged t/t && rm t/t && - test "$(git grep --no-ext-grep test)" = "t/t:test" && + test "$(git grep test)" = "t/t:test" && git update-index --no-assume-unchanged t/t && git checkout t/t ' @@ -438,16 +426,56 @@ test_expect_success 'grep -Fi' ' test_cmp expected actual ' -test_expect_success EXTGREP 'external grep is called' ' - GIT_TRACE=2 git grep foo >/dev/null 2>actual && - grep "trace: grep:.*foo" actual >/dev/null +test_expect_success 'outside of git repository' ' + rm -fr non && + mkdir -p non/git/sub && + echo hello >non/git/file1 && + echo world >non/git/sub/file2 && + echo ".*o*" >non/git/.gitignore && + { + echo file1:hello && + echo sub/file2:world + } >non/expect.full && + echo file2:world >non/expect.sub + ( + GIT_CEILING_DIRECTORIES="$(pwd)/non/git" && + export GIT_CEILING_DIRECTORIES && + cd non/git && + test_must_fail git grep o && + git grep --no-index o >../actual.full && + test_cmp ../expect.full ../actual.full + cd sub && + test_must_fail git grep o && + git grep --no-index o >../../actual.sub && + test_cmp ../../expect.sub ../../actual.sub + ) ' -test_expect_success EXTGREP 'no external grep when skip-worktree entries exist' ' - git update-index --skip-worktree file && - GIT_TRACE=2 git grep foo >/dev/null 2>actual && - ! grep "trace: grep:" actual >/dev/null && - git update-index --no-skip-worktree file +test_expect_success 'inside git repository but with --no-index' ' + rm -fr is && + mkdir -p is/git/sub && + echo hello >is/git/file1 && + echo world >is/git/sub/file2 && + echo ".*o*" >is/git/.gitignore && + { + echo file1:hello && + echo sub/file2:world + } >is/expect.full && + : >is/expect.empty && + echo file2:world >is/expect.sub + ( + cd is/git && + git init && + test_must_fail git grep o >../actual.full && + test_cmp ../expect.empty ../actual.full && + git grep --no-index o >../actual.full && + test_cmp ../expect.full ../actual.full && + cd sub && + test_must_fail git grep o >../../actual.sub && + test_cmp ../../expect.empty ../../actual.sub && + git grep --no-index o >../../actual.sub && + test_cmp ../../expect.sub ../../actual.sub + ) ' test_done diff --git a/t/t7501-commit.sh b/t/t7501-commit.sh index a529701241..7940901d47 100755 --- a/t/t7501-commit.sh +++ b/t/t7501-commit.sh @@ -117,7 +117,11 @@ test_expect_success \ test_expect_success \ "overriding author from command line" \ "echo 'gak' >file && \ - git commit -m 'author' --author 'Rubber Duck <rduck@convoy.org>' -a" + git commit -m 'author' --author 'Rubber Duck <rduck@convoy.org>' -a >output 2>&1" + +test_expect_success \ + "commit --author output mentions author" \ + "grep Rubber.Duck output" test_expect_success PERL \ "interactive add" \ diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh index fff6a6d0ea..fad5472257 100755 --- a/t/t7800-difftool.sh +++ b/t/t7800-difftool.sh @@ -1,6 +1,6 @@ #!/bin/sh # -# Copyright (c) 2009 David Aguilar +# Copyright (c) 2009, 2010 David Aguilar # test_description='git-difftool @@ -15,10 +15,14 @@ if ! test_have_prereq PERL; then test_done fi +LF=' +' + remove_config_vars() { # Unset all config variables used by git-difftool git config --unset diff.tool + git config --unset diff.guitool git config --unset difftool.test-tool.cmd git config --unset difftool.prompt git config --unset merge.tool @@ -31,11 +35,11 @@ restore_test_defaults() # Restores the test defaults used by several tests remove_config_vars unset GIT_DIFF_TOOL - unset GIT_MERGE_TOOL unset GIT_DIFFTOOL_PROMPT unset GIT_DIFFTOOL_NO_PROMPT git config diff.tool test-tool && git config difftool.test-tool.cmd 'cat $LOCAL' + git config difftool.bogus-tool.cmd false } prompt_given() @@ -71,11 +75,22 @@ test_expect_success 'custom commands' ' # Ensures that git-difftool ignores bogus --tool values test_expect_success 'difftool ignores bad --tool values' ' - diff=$(git difftool --no-prompt --tool=bogus-tool branch) + diff=$(git difftool --no-prompt --tool=bad-tool branch) test "$?" = 1 && test "$diff" = "" ' +test_expect_success 'difftool honors --gui' ' + git config merge.tool bogus-tool && + git config diff.tool bogus-tool && + git config diff.guitool test-tool && + + diff=$(git difftool --no-prompt --gui branch) && + test "$diff" = "branch" && + + restore_test_defaults +' + # Specify the diff tool using $GIT_DIFF_TOOL test_expect_success 'GIT_DIFF_TOOL variable' ' git config --unset diff.tool @@ -94,15 +109,7 @@ test_expect_success 'GIT_DIFF_TOOL overrides' ' git config diff.tool bogus-tool && git config merge.tool bogus-tool && - GIT_MERGE_TOOL=test-tool && - export GIT_MERGE_TOOL && - diff=$(git difftool --no-prompt branch) && - test "$diff" = "branch" && - unset GIT_MERGE_TOOL && - - GIT_MERGE_TOOL=bogus-tool && GIT_DIFF_TOOL=test-tool && - export GIT_MERGE_TOOL && export GIT_DIFF_TOOL && diff=$(git difftool --no-prompt branch) && @@ -210,7 +217,39 @@ test_expect_success 'difftool.<tool>.path' ' diff=$(git difftool --tool=tkdiff --no-prompt branch) && git config --unset difftool.tkdiff.path && lines=$(echo "$diff" | grep file | wc -l) && - test "$lines" -eq 1 + test "$lines" -eq 1 && + + restore_test_defaults +' + +test_expect_success 'difftool --extcmd=cat' ' + diff=$(git difftool --no-prompt --extcmd=cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success 'difftool --extcmd cat' ' + diff=$(git difftool --no-prompt --extcmd cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success 'difftool -x cat' ' + diff=$(git difftool --no-prompt -x cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success 'difftool --extcmd echo arg1' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"echo\ \$1\" branch) + test "$diff" = file +' + +test_expect_success 'difftool --extcmd cat arg1' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$1\" branch) + test "$diff" = master +' + +test_expect_success 'difftool --extcmd cat arg2' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$2\" branch) + test "$diff" = branch ' test_done diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh index a1b8c2bb93..60d6f5d1ba 100755 --- a/t/t9300-fast-import.sh +++ b/t/t9300-fast-import.sh @@ -1092,9 +1092,12 @@ test_expect_success 'P: fail on blob mark in gitlink' ' ### series Q (notes) ### -note1_data="Note for the first commit" -note2_data="Note for the second commit" -note3_data="Note for the third commit" +note1_data="The first note for the first commit" +note2_data="The first note for the second commit" +note3_data="The first note for the third commit" +note1b_data="The second note for the first commit" +note1c_data="The third note for the first commit" +note2b_data="The second note for the second commit" test_tick cat >input <<INPUT_END @@ -1169,7 +1172,45 @@ data <<EOF $note3_data EOF +commit refs/notes/foobar +mark :10 +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +notes (:10) +COMMIT + +N inline :3 +data <<EOF +$note1b_data +EOF + +commit refs/notes/foobar2 +mark :11 +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +notes (:11) +COMMIT + +N inline :3 +data <<EOF +$note1c_data +EOF + +commit refs/notes/foobar +mark :12 +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +notes (:12) +COMMIT + +deleteall +N inline :5 +data <<EOF +$note2b_data +EOF + INPUT_END + test_expect_success \ 'Q: commit notes' \ 'git fast-import <input && @@ -1224,8 +1265,8 @@ committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE notes (:9) EOF test_expect_success \ - 'Q: verify notes commit' \ - 'git cat-file commit refs/notes/foobar | sed 1d >actual && + 'Q: verify first notes commit' \ + 'git cat-file commit refs/notes/foobar~2 | sed 1d >actual && test_cmp expect actual' cat >expect.unsorted <<EOF @@ -1235,24 +1276,113 @@ cat >expect.unsorted <<EOF EOF cat expect.unsorted | sort >expect test_expect_success \ - 'Q: verify notes tree' \ - 'git cat-file -p refs/notes/foobar^{tree} | sed "s/ [0-9a-f]* / /" >actual && + 'Q: verify first notes tree' \ + 'git cat-file -p refs/notes/foobar~2^{tree} | sed "s/ [0-9a-f]* / /" >actual && test_cmp expect actual' echo "$note1_data" >expect test_expect_success \ - 'Q: verify note for first commit' \ - 'git cat-file blob refs/notes/foobar:$commit1 >actual && test_cmp expect actual' + 'Q: verify first note for first commit' \ + 'git cat-file blob refs/notes/foobar~2:$commit1 >actual && test_cmp expect actual' echo "$note2_data" >expect test_expect_success \ - 'Q: verify note for second commit' \ - 'git cat-file blob refs/notes/foobar:$commit2 >actual && test_cmp expect actual' + 'Q: verify first note for second commit' \ + 'git cat-file blob refs/notes/foobar~2:$commit2 >actual && test_cmp expect actual' + +echo "$note3_data" >expect +test_expect_success \ + 'Q: verify first note for third commit' \ + 'git cat-file blob refs/notes/foobar~2:$commit3 >actual && test_cmp expect actual' + +cat >expect <<EOF +parent `git rev-parse --verify refs/notes/foobar~2` +author $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE + +notes (:10) +EOF +test_expect_success \ + 'Q: verify second notes commit' \ + 'git cat-file commit refs/notes/foobar^ | sed 1d >actual && + test_cmp expect actual' + +cat >expect.unsorted <<EOF +100644 blob $commit1 +100644 blob $commit2 +100644 blob $commit3 +EOF +cat expect.unsorted | sort >expect +test_expect_success \ + 'Q: verify second notes tree' \ + 'git cat-file -p refs/notes/foobar^^{tree} | sed "s/ [0-9a-f]* / /" >actual && + test_cmp expect actual' + +echo "$note1b_data" >expect +test_expect_success \ + 'Q: verify second note for first commit' \ + 'git cat-file blob refs/notes/foobar^:$commit1 >actual && test_cmp expect actual' + +echo "$note2_data" >expect +test_expect_success \ + 'Q: verify first note for second commit' \ + 'git cat-file blob refs/notes/foobar^:$commit2 >actual && test_cmp expect actual' echo "$note3_data" >expect test_expect_success \ - 'Q: verify note for third commit' \ - 'git cat-file blob refs/notes/foobar:$commit3 >actual && test_cmp expect actual' + 'Q: verify first note for third commit' \ + 'git cat-file blob refs/notes/foobar^:$commit3 >actual && test_cmp expect actual' + +cat >expect <<EOF +author $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE + +notes (:11) +EOF +test_expect_success \ + 'Q: verify third notes commit' \ + 'git cat-file commit refs/notes/foobar2 | sed 1d >actual && + test_cmp expect actual' + +cat >expect.unsorted <<EOF +100644 blob $commit1 +EOF +cat expect.unsorted | sort >expect +test_expect_success \ + 'Q: verify third notes tree' \ + 'git cat-file -p refs/notes/foobar2^{tree} | sed "s/ [0-9a-f]* / /" >actual && + test_cmp expect actual' + +echo "$note1c_data" >expect +test_expect_success \ + 'Q: verify third note for first commit' \ + 'git cat-file blob refs/notes/foobar2:$commit1 >actual && test_cmp expect actual' + +cat >expect <<EOF +parent `git rev-parse --verify refs/notes/foobar^` +author $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE + +notes (:12) +EOF +test_expect_success \ + 'Q: verify fourth notes commit' \ + 'git cat-file commit refs/notes/foobar | sed 1d >actual && + test_cmp expect actual' + +cat >expect.unsorted <<EOF +100644 blob $commit2 +EOF +cat expect.unsorted | sort >expect +test_expect_success \ + 'Q: verify fourth notes tree' \ + 'git cat-file -p refs/notes/foobar^{tree} | sed "s/ [0-9a-f]* / /" >actual && + test_cmp expect actual' + +echo "$note2b_data" >expect +test_expect_success \ + 'Q: verify second note for second commit' \ + 'git cat-file blob refs/notes/foobar:$commit2 >actual && test_cmp expect actual' ### ### series R (feature and option) diff --git a/t/t9301-fast-import-notes.sh b/t/t9301-fast-import-notes.sh new file mode 100755 index 0000000000..a5c99d8507 --- /dev/null +++ b/t/t9301-fast-import-notes.sh @@ -0,0 +1,623 @@ +#!/bin/sh +# +# Copyright (c) 2009 Johan Herland +# + +test_description='test git fast-import of notes objects' +. ./test-lib.sh + + +test_tick +cat >input <<INPUT_END +commit refs/heads/master +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +first commit +COMMIT + +M 644 inline foo +data <<EOF +file foo in first commit +EOF + +M 755 inline bar +data <<EOF +file bar in first commit +EOF + +M 644 inline baz/xyzzy +data <<EOF +file baz/xyzzy in first commit +EOF + +commit refs/heads/master +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +second commit +COMMIT + +M 644 inline foo +data <<EOF +file foo in second commit +EOF + +M 755 inline baz/xyzzy +data <<EOF +file baz/xyzzy in second commit +EOF + +commit refs/heads/master +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +third commit +COMMIT + +M 644 inline foo +data <<EOF +file foo in third commit +EOF + +commit refs/heads/master +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +fourth commit +COMMIT + +M 755 inline bar +data <<EOF +file bar in fourth commit +EOF + +INPUT_END + +test_expect_success 'set up master branch' ' + + git fast-import <input && + git whatchanged master +' + +commit4=$(git rev-parse refs/heads/master) +commit3=$(git rev-parse "$commit4^") +commit2=$(git rev-parse "$commit4~2") +commit1=$(git rev-parse "$commit4~3") + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +first notes commit +COMMIT + +M 644 inline $commit1 +data <<EOF +first note for first commit +EOF + +M 755 inline $commit2 +data <<EOF +first note for second commit +EOF + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + third commit + second commit + first note for second commit + first commit + first note for first commit +EXPECT_END + +test_expect_success 'add notes with simple M command' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +second notes commit +COMMIT + +from refs/notes/test^0 +N inline $commit3 +data <<EOF +first note for third commit +EOF + +N inline $commit4 +data <<EOF +first note for fourth commit +EOF + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + first note for fourth commit + third commit + first note for third commit + second commit + first note for second commit + first commit + first note for first commit +EXPECT_END + +test_expect_success 'add notes with simple N command' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +third notes commit +COMMIT + +from refs/notes/test^0 +N inline $commit1 +data <<EOF +second note for first commit +EOF + +N inline $commit2 +data <<EOF +second note for second commit +EOF + +N inline $commit3 +data <<EOF +second note for third commit +EOF + +N inline $commit4 +data <<EOF +second note for fourth commit +EOF + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + second note for fourth commit + third commit + second note for third commit + second commit + second note for second commit + first commit + second note for first commit +EXPECT_END + +test_expect_success 'update existing notes with N command' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +fourth notes commit +COMMIT + +from refs/notes/test^0 +M 644 inline $(echo "$commit3" | sed "s|^..|&/|") +data <<EOF +prefix of note for third commit +EOF + +M 644 inline $(echo "$commit4" | sed "s|^..|&/|") +data <<EOF +prefix of note for fourth commit +EOF + +M 644 inline $(echo "$commit4" | sed "s|^\(..\)\(..\)|\1/\2/|") +data <<EOF +pre-prefix of note for fourth commit +EOF + +N inline $commit1 +data <<EOF +third note for first commit +EOF + +N inline $commit2 +data <<EOF +third note for second commit +EOF + +N inline $commit3 +data <<EOF +third note for third commit +EOF + +N inline $commit4 +data <<EOF +third note for fourth commit +EOF + + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + pre-prefix of note for fourth commit + prefix of note for fourth commit + third note for fourth commit + third commit + prefix of note for third commit + third note for third commit + second commit + third note for second commit + first commit + third note for first commit +EXPECT_END + +test_expect_success 'add concatentation notes with M command' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +fifth notes commit +COMMIT + +from refs/notes/test^0 +deleteall + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + third commit + second commit + first commit +EXPECT_END + +test_expect_success 'verify that deleteall also removes notes' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +test_tick +cat >input <<INPUT_END +commit refs/notes/test +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +sixth notes commit +COMMIT + +from refs/notes/test^0 +M 644 inline $commit1 +data <<EOF +third note for first commit +EOF + +M 644 inline $commit3 +data <<EOF +third note for third commit +EOF + +N inline $commit1 +data <<EOF +fourth note for first commit +EOF + +N inline $commit3 +data <<EOF +fourth note for third commit +EOF + +INPUT_END + +cat >expect <<EXPECT_END + fourth commit + third commit + fourth note for third commit + second commit + first commit + fourth note for first commit +EXPECT_END + +test_expect_success 'verify that later N commands override earlier M commands' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual && + test_cmp expect actual + +' + +# Write fast-import commands to create the given number of commits +fast_import_commits () { + my_ref=$1 + my_num_commits=$2 + my_append_to_file=$3 + my_i=0 + while test $my_i -lt $my_num_commits + do + my_i=$(($my_i + 1)) + test_tick + cat >>"$my_append_to_file" <<INPUT_END +commit $my_ref +mark :$my_i +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +commit #$my_i +COMMIT + +M 644 inline file +data <<EOF +file contents in commit #$my_i +EOF + +INPUT_END + done +} + +# Write fast-import commands to create the given number of notes annotating +# the commits created by fast_import_commits() +fast_import_notes () { + my_notes_ref=$1 + my_num_commits=$2 + my_append_to_file=$3 + my_note_append=$4 + test_tick + cat >>"$my_append_to_file" <<INPUT_END +commit $my_notes_ref +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +committing $my_num_commits notes +COMMIT + +INPUT_END + + my_i=0 + while test $my_i -lt $my_num_commits + do + my_i=$(($my_i + 1)) + cat >>"$my_append_to_file" <<INPUT_END +N inline :$my_i +data <<EOF +note for commit #$my_i$my_note_append +EOF + +INPUT_END + done +} + + +rm input expect +num_commits=400 +# Create lots of commits +fast_import_commits "refs/heads/many_commits" $num_commits input +# Create one note per above commit +fast_import_notes "refs/notes/many_notes" $num_commits input +# Add a couple of non-notes as well +test_tick +cat >>input <<INPUT_END +commit refs/notes/many_notes +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +committing some non-notes to the notes tree +COMMIT + +M 755 inline foobar/non-note.txt +data <<EOF +This is not a note, but rather a regular file residing in a notes tree +EOF + +M 644 inline deadbeef +data <<EOF +Non-note file +EOF + +M 644 inline de/adbeef +data <<EOF +Another non-note file +EOF + +INPUT_END +# Finally create the expected output from all these notes and commits +i=$num_commits +while test $i -gt 0 +do + cat >>expect <<EXPECT_END + commit #$i + note for commit #$i +EXPECT_END + i=$(($i - 1)) +done + +test_expect_success 'add lots of commits and notes' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/many_notes git log refs/heads/many_commits | + grep "^ " > actual && + test_cmp expect actual + +' + +test_expect_success 'verify that lots of notes trigger a fanout scheme' ' + + # None of the entries in the top-level notes tree should be a full SHA1 + git ls-tree --name-only refs/notes/many_notes | + while read path + do + if test $(expr length "$path") -ge 40 + then + return 1 + fi + done + +' + +cat >>expect_non-note1 << EOF +This is not a note, but rather a regular file residing in a notes tree +EOF + +cat >>expect_non-note2 << EOF +Non-note file +EOF + +cat >>expect_non-note3 << EOF +Another non-note file +EOF + +test_expect_success 'verify that non-notes are untouched by a fanout change' ' + + git cat-file -p refs/notes/many_notes:foobar/non-note.txt > actual && + test_cmp expect_non-note1 actual && + git cat-file -p refs/notes/many_notes:deadbeef > actual && + test_cmp expect_non-note2 actual && + git cat-file -p refs/notes/many_notes:de/adbeef > actual && + test_cmp expect_non-note3 actual + +' +remaining_notes=10 +test_tick +cat >>input <<INPUT_END +commit refs/notes/many_notes +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE +data <<COMMIT +removing all notes but $remaining_notes +COMMIT +from refs/notes/many_notes^0 +INPUT_END + +i=$remaining_notes +while test $i -lt $num_commits +do + i=$(($i + 1)) + cat >>input <<INPUT_END +N 0000000000000000000000000000000000000000 :$i +INPUT_END +done + +i=$num_commits +rm expect +while test $i -gt 0 +do + cat >>expect <<EXPECT_END + commit #$i +EXPECT_END + if test $i -le $remaining_notes + then + cat >>expect <<EXPECT_END + note for commit #$i +EXPECT_END + fi + i=$(($i - 1)) +done + +test_expect_success 'remove lots of notes' ' + + git fast-import <input && + GIT_NOTES_REF=refs/notes/many_notes git log refs/heads/many_commits | + grep "^ " > actual && + test_cmp expect actual + +' + +test_expect_success 'verify that removing notes trigger fanout consolidation' ' + + # All entries in the top-level notes tree should be a full SHA1 + git ls-tree --name-only -r refs/notes/many_notes | + while read path + do + # Explicitly ignore the non-note paths + test "$path" = "foobar/non-note.txt" && continue + test "$path" = "deadbeef" && continue + test "$path" = "de/adbeef" && continue + + if test $(expr length "$path") -ne 40 + then + return 1 + fi + done + +' + +test_expect_success 'verify that non-notes are untouched by a fanout change' ' + + git cat-file -p refs/notes/many_notes:foobar/non-note.txt > actual && + test_cmp expect_non-note1 actual && + git cat-file -p refs/notes/many_notes:deadbeef > actual && + test_cmp expect_non-note2 actual && + git cat-file -p refs/notes/many_notes:de/adbeef > actual && + test_cmp expect_non-note3 actual + +' + + +rm input expect +num_notes_refs=10 +num_commits=16 +some_commits=8 +# Create commits +fast_import_commits "refs/heads/more_commits" $num_commits input +# Create one note per above commit per notes ref +i=0 +while test $i -lt $num_notes_refs +do + i=$(($i + 1)) + fast_import_notes "refs/notes/more_notes_$i" $num_commits input +done +# Trigger branch reloading in git-fast-import by repeating the note creation +i=0 +while test $i -lt $num_notes_refs +do + i=$(($i + 1)) + fast_import_notes "refs/notes/more_notes_$i" $some_commits input " (2)" +done +# Finally create the expected output from the notes in refs/notes/more_notes_1 +i=$num_commits +while test $i -gt 0 +do + note_data="note for commit #$i" + if test $i -le $some_commits + then + note_data="$note_data (2)" + fi + cat >>expect <<EXPECT_END + commit #$i + $note_data +EXPECT_END + i=$(($i - 1)) +done + +test_expect_success "add notes to $num_commits commits in each of $num_notes_refs refs" ' + + git fast-import --active-branches=5 <input && + GIT_NOTES_REF=refs/notes/more_notes_1 git log refs/heads/more_commits | + grep "^ " > actual && + test_cmp expect actual + +' + +test_done diff --git a/t/t9301-fast-export.sh b/t/t9350-fast-export.sh index 356964e53a..356964e53a 100755 --- a/t/t9301-fast-export.sh +++ b/t/t9350-fast-export.sh diff --git a/test-run-command.c b/test-run-command.c new file mode 100644 index 0000000000..0612bfa7cd --- /dev/null +++ b/test-run-command.c @@ -0,0 +1,35 @@ +/* + * test-run-command.c: test run command API. + * + * (C) 2009 Ilari Liusvaara <ilari.liusvaara@elisanet.fi> + * + * This code is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "git-compat-util.h" +#include "run-command.h" +#include <string.h> +#include <errno.h> + +int main(int argc, char **argv) +{ + struct child_process proc; + + memset(&proc, 0, sizeof(proc)); + + if (argc < 3) + return 1; + proc.argv = (const char **)argv+2; + + if (!strcmp(argv[1], "start-command-ENOENT")) { + if (start_command(&proc) < 0 && errno == ENOENT) + return 0; + fprintf(stderr, "FAIL %s\n", argv[1]); + return 1; + } + + fprintf(stderr, "check usage\n"); + return 1; +} diff --git a/transport-helper.c b/transport-helper.c index ca8fa92e63..107742891f 100644 --- a/transport-helper.c +++ b/transport-helper.c @@ -102,6 +102,7 @@ static struct child_process *get_helper(struct transport *transport) int refspec_nr = 0; int refspec_alloc = 0; int duped; + int code; if (data->helper) return data->helper; @@ -111,13 +112,18 @@ static struct child_process *get_helper(struct transport *transport) helper->out = -1; helper->err = 0; helper->argv = xcalloc(4, sizeof(*helper->argv)); - strbuf_addf(&buf, "remote-%s", data->name); + strbuf_addf(&buf, "git-remote-%s", data->name); helper->argv[0] = strbuf_detach(&buf, NULL); helper->argv[1] = transport->remote->name; helper->argv[2] = remove_ext_force(transport->url); - helper->git_cmd = 1; - if (start_command(helper)) - die("Unable to run helper: git %s", helper->argv[0]); + helper->git_cmd = 0; + helper->silent_exec_failure = 1; + code = start_command(helper); + if (code < 0 && errno == ENOENT) + die("Unable to find remote helper for '%s'", data->name); + else if (code != 0) + exit(code); + data->helper = helper; data->no_disconnect_req = 0; @@ -528,24 +534,27 @@ static int push_refs(struct transport *transport, return transport->push_refs(transport, remote_refs, flags); } - if (!remote_refs) + if (!remote_refs) { + fprintf(stderr, "No refs in common and none specified; doing nothing.\n" + "Perhaps you should specify a branch such as 'master'.\n"); return 0; + } helper = get_helper(transport); if (!data->push) return 1; for (ref = remote_refs; ref; ref = ref->next) { - if (ref->peer_ref) - hashcpy(ref->new_sha1, ref->peer_ref->new_sha1); - else if (!mirror) + if (!ref->peer_ref && !mirror) continue; - ref->deletion = is_null_sha1(ref->new_sha1); - if (!ref->deletion && - !hashcmp(ref->old_sha1, ref->new_sha1)) { - ref->status = REF_STATUS_UPTODATE; + /* Check for statuses set by set_ref_status_for_push() */ + switch (ref->status) { + case REF_STATUS_REJECT_NONFASTFORWARD: + case REF_STATUS_UPTODATE: continue; + default: + ; /* do nothing */ } if (force_all) @@ -634,6 +643,15 @@ static int push_refs(struct transport *transport, continue; } + if (ref->status != REF_STATUS_NONE) { + /* + * Earlier, the ref was marked not to be pushed, so ignore the ref + * status reported by the remote helper if the latter is 'no match'. + */ + if (status == REF_STATUS_NONE) + continue; + } + ref->status = status; ref->remote_status = msg; } diff --git a/transport.c b/transport.c index c3f156ea04..7714fdb6c6 100644 --- a/transport.c +++ b/transport.c @@ -8,6 +8,7 @@ #include "bundle.h" #include "dir.h" #include "refs.h" +#include "branch.h" /* rsync support */ @@ -135,6 +136,53 @@ static void insert_packed_refs(const char *packed_refs, struct ref **list) } } +static void set_upstreams(struct transport *transport, struct ref *refs, + int pretend) +{ + struct ref *ref; + for (ref = refs; ref; ref = ref->next) { + const char *localname; + const char *tmp; + const char *remotename; + unsigned char sha[20]; + int flag = 0; + /* + * Check suitability for tracking. Must be successful / + * already up-to-date ref create/modify (not delete). + */ + if (ref->status != REF_STATUS_OK && + ref->status != REF_STATUS_UPTODATE) + continue; + if (!ref->peer_ref) + continue; + if (!ref->new_sha1 || is_null_sha1(ref->new_sha1)) + continue; + + /* Follow symbolic refs (mainly for HEAD). */ + localname = ref->peer_ref->name; + remotename = ref->name; + tmp = resolve_ref(localname, sha, 1, &flag); + if (tmp && flag & REF_ISSYMREF && + !prefixcmp(tmp, "refs/heads/")) + localname = tmp; + + /* Both source and destination must be local branches. */ + if (!localname || prefixcmp(localname, "refs/heads/")) + continue; + if (!remotename || prefixcmp(remotename, "refs/heads/")) + continue; + + if (!pretend) + install_branch_config(BRANCH_CONFIG_VERBOSE, + localname + 11, transport->remote->name, + remotename); + else + printf("Would set upstream of '%s' to '%s' of '%s'\n", + localname + 11, remotename + 11, + transport->remote->name); + } +} + static const char *rsync_url(const char *url) { return prefixcmp(url, "rsync://") ? skip_prefix(url, "rsync:") : url; @@ -974,6 +1022,10 @@ int transport_push(struct transport *transport, verify_remote_names(refspec_nr, refspec); if (transport->push) { + /* Maybe FIXME. But no important transport uses this case. */ + if (flags & TRANSPORT_PUSH_SET_UPSTREAM) + die("This transport does not support using --set-upstream"); + return transport->push(transport, refspec_nr, refspec, flags); } else if (transport->push_refs) { struct ref *remote_refs = @@ -983,7 +1035,8 @@ int transport_push(struct transport *transport, int verbose = flags & TRANSPORT_PUSH_VERBOSE; int quiet = flags & TRANSPORT_PUSH_QUIET; int porcelain = flags & TRANSPORT_PUSH_PORCELAIN; - int ret; + int pretend = flags & TRANSPORT_PUSH_DRY_RUN; + int ret, err; if (flags & TRANSPORT_PUSH_ALL) match_flags |= MATCH_REFS_ALL; @@ -995,13 +1048,23 @@ int transport_push(struct transport *transport, return -1; } + set_ref_status_for_push(remote_refs, + flags & TRANSPORT_PUSH_MIRROR, + flags & TRANSPORT_PUSH_FORCE); + ret = transport->push_refs(transport, remote_refs, flags); + err = push_had_errors(remote_refs); - if (!quiet || push_had_errors(remote_refs)) + ret |= err; + + if (!quiet || err) print_push_status(transport->url, remote_refs, verbose | porcelain, porcelain, nonfastforward); + if (flags & TRANSPORT_PUSH_SET_UPSTREAM) + set_upstreams(transport, remote_refs, pretend); + if (!(flags & TRANSPORT_PUSH_DRY_RUN)) { struct ref *ref; for (ref = remote_refs; ref; ref = ref->next) diff --git a/transport.h b/transport.h index 7a242fe3bd..7cea5cc723 100644 --- a/transport.h +++ b/transport.h @@ -91,6 +91,7 @@ struct transport { #define TRANSPORT_PUSH_VERBOSE 16 #define TRANSPORT_PUSH_PORCELAIN 32 #define TRANSPORT_PUSH_QUIET 64 +#define TRANSPORT_PUSH_SET_UPSTREAM 128 /* Returns a transport suitable for the url */ struct transport *transport_get(struct remote *, const char *); diff --git a/userdiff.c b/userdiff.c index 57529ae63d..df992490d5 100644 --- a/userdiff.c +++ b/userdiff.c @@ -198,7 +198,7 @@ struct userdiff_driver *userdiff_find_by_path(const char *path) struct git_attr_check check; if (!attr) - attr = git_attr("diff", 4); + attr = git_attr("diff"); check.attr = attr; if (!path) @@ -163,7 +163,7 @@ static int git_wcwidth(ucs_char_t ch) * If the string was not a valid UTF-8, *start pointer is set to NULL * and the return value is undefined. */ -ucs_char_t pick_one_utf8_char(const char **start, size_t *remainder_p) +static ucs_char_t pick_one_utf8_char(const char **start, size_t *remainder_p) { unsigned char *s = (unsigned char *)*start; ucs_char_t ch; @@ -3,7 +3,6 @@ typedef unsigned int ucs_char_t; /* assuming 32bit int */ -ucs_char_t pick_one_utf8_char(const char **start, size_t *remainder_p); int utf8_width(const char **start, size_t *remainder_p); int utf8_strwidth(const char *string); int is_utf8(const char *text); @@ -64,7 +64,7 @@ static void setup_whitespace_attr_check(struct git_attr_check *check) static struct git_attr *attr_whitespace; if (!attr_whitespace) - attr_whitespace = git_attr("whitespace", 10); + attr_whitespace = git_attr("whitespace"); check[0].attr = attr_whitespace; } diff --git a/wt-status.c b/wt-status.c index 5d56988016..65feb29f2e 100644 --- a/wt-status.c +++ b/wt-status.c @@ -343,7 +343,7 @@ static void wt_status_collect_untracked(struct wt_status *s) DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES; setup_standard_excludes(&dir); - fill_directory(&dir, NULL); + fill_directory(&dir, s->pathspec); for (i = 0; i < dir.nr; i++) { struct dir_entry *ent = dir.entries[i]; if (!cache_name_is_other(ent->name, ent->len)) diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h index 4da052a3ff..3f6229edbe 100644 --- a/xdiff/xdiff.h +++ b/xdiff/xdiff.h @@ -58,6 +58,12 @@ extern "C" { #define XDL_MERGE_ZEALOUS_ALNUM 3 #define XDL_MERGE_LEVEL_MASK 0x0f +/* merge favor modes */ +#define XDL_MERGE_FAVOR_OURS 1 +#define XDL_MERGE_FAVOR_THEIRS 2 +#define XDL_MERGE_FAVOR(flags) (((flags)>>4) & 3) +#define XDL_MERGE_FLAGS(level, style, favor) ((level)|(style)|((favor)<<4)) + /* merge output styles */ #define XDL_MERGE_DIFF3 0x8000 #define XDL_MERGE_STYLE_MASK 0x8000 @@ -108,9 +114,16 @@ long xdl_mmfile_size(mmfile_t *mmf); int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb); +typedef struct s_xmparam { + xpparam_t xpp; + int marker_size; +} xmparam_t; + +#define DEFAULT_CONFLICT_MARKER_SIZE 7 + int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1, mmfile_t *mf2, const char *name2, - xpparam_t const *xpp, int level, mmbuffer_t *result); + xmparam_t const *xmp, int flags, mmbuffer_t *result); #ifdef __cplusplus } diff --git a/xdiff/xmerge.c b/xdiff/xmerge.c index 1cb65a9516..8cbe45e675 100644 --- a/xdiff/xmerge.c +++ b/xdiff/xmerge.c @@ -145,13 +145,15 @@ static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int add_nl, char *dest) static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, xdfenv_t *xe2, const char *name2, int size, int i, int style, - xdmerge_t *m, char *dest) + xdmerge_t *m, char *dest, int marker_size) { - const int marker_size = 7; int marker1_size = (name1 ? strlen(name1) + 1 : 0); int marker2_size = (name2 ? strlen(name2) + 1 : 0); int j; + if (marker_size <= 0) + marker_size = DEFAULT_CONFLICT_MARKER_SIZE; + /* Before conflicting part */ size += xdl_recs_copy(xe1, i, m->i1 - i, 0, dest ? dest + size : NULL); @@ -214,14 +216,20 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, static int xdl_fill_merge_buffer(xdfenv_t *xe1, const char *name1, xdfenv_t *xe2, const char *name2, - xdmerge_t *m, char *dest, int style) + int favor, + xdmerge_t *m, char *dest, int style, + int marker_size) { int size, i; for (size = i = 0; m; m = m->next) { + if (favor && !m->mode) + m->mode = favor; + if (m->mode == 0) size = fill_conflict_hunk(xe1, name1, xe2, name2, - size, i, style, m, dest); + size, i, style, m, dest, + marker_size); else if (m->mode == 1) size += xdl_recs_copy(xe1, i, m->i1 + m->chg1 - i, 0, dest ? dest + size : NULL); @@ -386,11 +394,13 @@ static int xdl_simplify_non_conflicts(xdfenv_t *xe1, xdmerge_t *m, */ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1, xdfenv_t *xe2, xdchange_t *xscr2, const char *name2, - int flags, xpparam_t const *xpp, mmbuffer_t *result) { + int flags, xmparam_t const *xmp, mmbuffer_t *result) { xdmerge_t *changes, *c; + xpparam_t const *xpp = &xmp->xpp; int i0, i1, i2, chg0, chg1, chg2; int level = flags & XDL_MERGE_LEVEL_MASK; int style = flags & XDL_MERGE_STYLE_MASK; + int favor = XDL_MERGE_FAVOR(flags); if (style == XDL_MERGE_DIFF3) { /* @@ -522,26 +532,29 @@ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1, } /* output */ if (result) { + int marker_size = xmp->marker_size; int size = xdl_fill_merge_buffer(xe1, name1, xe2, name2, - changes, NULL, style); + favor, changes, NULL, style, + marker_size); result->ptr = xdl_malloc(size); if (!result->ptr) { xdl_cleanup_merge(changes); return -1; } result->size = size; - xdl_fill_merge_buffer(xe1, name1, xe2, name2, changes, - result->ptr, style); + xdl_fill_merge_buffer(xe1, name1, xe2, name2, favor, changes, + result->ptr, style, marker_size); } return xdl_cleanup_merge(changes); } int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1, mmfile_t *mf2, const char *name2, - xpparam_t const *xpp, int flags, mmbuffer_t *result) { + xmparam_t const *xmp, int flags, mmbuffer_t *result) { xdchange_t *xscr1, *xscr2; xdfenv_t xe1, xe2; int status; + xpparam_t const *xpp = &xmp->xpp; result->ptr = NULL; result->size = 0; @@ -574,7 +587,7 @@ int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1, } else { status = xdl_do_merge(&xe1, xscr1, name1, &xe2, xscr2, name2, - flags, xpp, result); + flags, xmp, result); } xdl_free_script(xscr1); xdl_free_script(xscr2); |