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2015-06-16Merge branch 'jh/filter-empty-contents' into maintLibravatar Junio C Hamano1-0/+26
The clean/smudge interface did not work well when filtering an empty contents (failed and then passed the empty input through). It can be argued that a filter that produces anything but empty for an empty input is nonsense, but if the user wants to do strange things, then why not? * jh/filter-empty-contents: sha1_file: pass empty buffer to index empty file
2015-06-16Merge branch 'jk/stash-options' into maintLibravatar Junio C Hamano1-0/+4
Make "git stash something --help" error out, so that users can safely say "git stash drop --help". * jk/stash-options: stash: recognize "--help" for subcommands stash: complain about unknown flags
2015-06-05Merge branch 'jk/skip-http-tests-under-no-curl' into maintLibravatar Junio C Hamano7-35/+12
Test clean-up. * jk/skip-http-tests-under-no-curl: tests: skip dav http-push tests under NO_EXPAT=NoThanks t/lib-httpd.sh: skip tests if NO_CURL is defined
2015-06-05Merge branch 'pt/pull-log-n' into maintLibravatar Junio C Hamano1-0/+17
"git pull --log" and "git pull --no-log" worked as expected, but "git pull --log=20" did not. * pt/pull-log-n: pull: handle --log=<n>
2015-06-05Merge branch 'pt/pull-ff-vs-merge-ff' into maintLibravatar Junio C Hamano1-0/+8
The pull.ff configuration was supposed to override the merge.ff configuration, but it didn't. * pt/pull-ff-vs-merge-ff: pull: parse pull.ff as a bool or string pull: make pull.ff=true override merge.ff
2015-06-05Merge branch 'mh/write-refs-sooner-2.4' into maintLibravatar Junio C Hamano2-2/+30
Multi-ref transaction support we merged a few releases ago unnecessarily kept many file descriptors open, risking to fail with resource exhaustion. This is for 2.4.x track. * mh/write-refs-sooner-2.4: ref_transaction_commit(): fix atomicity and avoid fd exhaustion ref_transaction_commit(): remove the local flags variable ref_transaction_commit(): inline call to write_ref_sha1() rename_ref(): inline calls to write_ref_sha1() from this function commit_ref_update(): new function, extracted from write_ref_sha1() write_ref_to_lockfile(): new function, extracted from write_ref_sha1() t7004: rename ULIMIT test prerequisite to ULIMIT_STACK_SIZE update-ref: test handling large transactions properly ref_transaction_commit(): fix atomicity and avoid fd exhaustion ref_transaction_commit(): remove the local flags variable ref_transaction_commit(): inline call to write_ref_sha1() rename_ref(): inline calls to write_ref_sha1() from this function commit_ref_update(): new function, extracted from write_ref_sha1() write_ref_to_lockfile(): new function, extracted from write_ref_sha1() t7004: rename ULIMIT test prerequisite to ULIMIT_STACK_SIZE update-ref: test handling large transactions properly
2015-06-05Merge branch 'mh/ref-directory-file' into maintLibravatar Junio C Hamano2-7/+114
The ref API did not handle cases where 'refs/heads/xyzzy/frotz' is removed at the same time as 'refs/heads/xyzzy' is added (or vice versa) very well. * mh/ref-directory-file: reflog_expire(): integrate lock_ref_sha1_basic() errors into ours ref_transaction_commit(): delete extra "the" from error message ref_transaction_commit(): provide better error messages rename_ref(): integrate lock_ref_sha1_basic() errors into ours lock_ref_sha1_basic(): improve diagnostics for ref D/F conflicts lock_ref_sha1_basic(): report errors via a "struct strbuf *err" verify_refname_available(): report errors via a "struct strbuf *err" verify_refname_available(): rename function refs: check for D/F conflicts among refs created in a transaction ref_transaction_commit(): use a string_list for detecting duplicates is_refname_available(): use dirname in first loop struct nonmatching_ref_data: store a refname instead of a ref_entry report_refname_conflict(): inline function entry_matches(): inline function is_refname_available(): convert local variable "dirname" to strbuf is_refname_available(): avoid shadowing "dir" variable is_refname_available(): revamp the comments t1404: new tests of ref D/F conflicts within transactions
2015-06-05Merge branch 'mg/log-decorate-HEAD' into maintLibravatar Junio C Hamano1-1/+1
The "log --decorate" enhancement in Git 2.4 that shows the commit at the tip of the current branch e.g. "HEAD -> master", did not work with --decorate=full. * mg/log-decorate-HEAD: log: do not shorten decoration names too early log: decorate HEAD with branch name under --decorate=full, too
2015-06-05Merge branch 'sb/t1020-cleanup' into maintLibravatar Junio C Hamano1-4/+7
There was a commented-out (instead of being marked to expect failure) test that documented a breakage that was fixed since the test was written; turn it into a proper test. * sb/t1020-cleanup: subdirectory tests: code cleanup, uncomment test
2015-06-05Merge branch 'jc/gitignore-precedence' into maintLibravatar Junio C Hamano1-0/+10
core.excludesfile (defaulting to $XDG_HOME/git/ignore) is supposed to be overridden by repository-specific .git/info/exclude file, but the order was swapped from the beginning. This belatedly fixes it. * jc/gitignore-precedence: ignore: info/exclude should trump core.excludesfile
2015-06-05Merge branch 'bc/connect-plink' into maintLibravatar Junio C Hamano1-1/+34
The connection initiation code for "ssh" transport tried to absorb differences between the stock "ssh" and Putty-supplied "plink" and its derivatives, but the logic to tell that we are using "plink" variants were too loose and falsely triggered when "plink" appeared anywhere in the path (e.g. "/home/me/bin/uplink/ssh"). * bc/connect-plink: connect: improve check for plink to reduce false positives t5601: fix quotation error leading to skipped tests connect: simplify SSH connection code path
2015-06-05Merge branch 'ph/rebase-i-redo' into maintLibravatar Junio C Hamano1-0/+47
"git rebase -i" moved the "current" command from "todo" to "done" a bit too prematurely, losing a step when a "pick" did not even start. * ph/rebase-i-redo: rebase -i: redo tasks that die during cherry-pick
2015-06-05Merge branch 'jk/add-e-kill-editor' into maintLibravatar Junio C Hamano1-0/+7
"git add -e" did not allow the user to abort the operation by killing the editor. * jk/add-e-kill-editor: add: check return value of launch_editor
2015-06-05Merge branch 'tb/blame-resurrect-convert-to-git' into maintLibravatar Junio C Hamano1-3/+15
Some time ago, "git blame" (incorrectly) lost the convert_to_git() call when synthesizing a fake "tip" commit that represents the state in the working tree, which broke folks who record the history with LF line ending to make their project portabile across platforms while terminating lines in their working tree files with CRLF for their platform. * tb/blame-resurrect-convert-to-git: blame: CRLF in the working tree and LF in the repo
2015-06-05Merge branch 'pt/xdg-config-path' into maintLibravatar Junio C Hamano1-0/+114
Code clean-up for xdg configuration path support. * pt/xdg-config-path: path.c: remove home_config_paths() git-config: replace use of home_config_paths() git-commit: replace use of home_config_paths() credential-store.c: replace home_config_paths() with xdg_config_home() dir.c: replace home_config_paths() with xdg_config_home() attr.c: replace home_config_paths() with xdg_config_home() path.c: implement xdg_config_home() t0302: "unreadable" test needs POSIXPERM t0302: test credential-store support for XDG_CONFIG_HOME git-credential-store: support XDG_CONFIG_HOME git-credential-store: support multiple credential files
2015-05-26Merge branch 'jc/hash-object' into maintLibravatar Junio C Hamano1-0/+11
"hash-object --literally" introduced in v2.2 was not prepared to take a really long object type name. * jc/hash-object: write_sha1_file(): do not use a separate sha1[] array t1007: add hash-object --literally tests hash-object --literally: fix buffer overrun with extra-long object type git-hash-object.txt: document --literally option
2015-05-26Merge branch 'jk/filter-branch-use-of-sed-on-incomplete-line' into maintLibravatar Junio C Hamano1-0/+10
"filter-branch" corrupted commit log message that ends with an incomplete line on platforms with some "sed" implementations that munge such a line. Work it around by avoiding to use "sed". * jk/filter-branch-use-of-sed-on-incomplete-line: filter-branch: avoid passing commit message through sed
2015-05-26Merge branch 'jk/stash-require-clean-index' into maintLibravatar Junio C Hamano1-7/+14
"git stash pop/apply" forgot to make sure that not just the working tree is clean but also the index is clean. The latter is important as a stash application can conflict and the index will be used for conflict resolution. * jk/stash-require-clean-index: stash: require a clean index to apply t3903: avoid applying onto dirty index t3903: stop hard-coding commit sha1s
2015-05-20stash: complain about unknown flagsLibravatar Jeff King1-0/+4
The option parser for git-stash stuffs unknown flags into the $FLAGS variable, where they can be accessed by the individual commands. However, most commands do not even look at these extra flags, leading to unexpected results like this: $ git stash drop --help Dropped refs/stash@{0} (e6cf6d80faf92bb7828f7b60c47fc61c03bd30a1) We should notice the extra flags and bail. Rather than annotate each command to reject a non-empty $FLAGS variable, we can notice that "stash show" is the only command that actually _wants_ arbitrary flags. So we switch the default mode to reject unknown flags, and let stash_show() opt into the feature. Reported-by: Vincent Legoll <vincent.legoll@gmail.com> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-18subdirectory tests: code cleanup, uncomment testLibravatar Stefan Beller1-4/+7
Back when these tests were written, we wanted to make sure that Git notices it is in a bare repository and "git show -s HEAD" would refrain from complaining that HEAD might mean a file it sees in its current working directory (because it does not). But the version of Git back then didn't behave well, without (doubly) being told that it is inside a bare repository by exporting "GIT_DIR=.". The form of the test we originally wanted to have was left commented out as a reminder. Nowadays the test as originally intended works, so add it to the test suite. We'll keep the old test that explicitly sets GIT_DIR=. to make sure that use case will not regress. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-18pull: make pull.ff=true override merge.ffLibravatar Paul Tan1-0/+8
Since b814da8 (pull: add pull.ff configuration, 2014-01-15), running git-pull with the configuration pull.ff=false or pull.ff=only is equivalent to passing --no-ff and --ff-only to git-merge. However, if pull.ff=true, no switch is passed to git-merge. This leads to the confusing behavior where pull.ff=false or pull.ff=only is able to override merge.ff, while pull.ff=true is unable to. Fix this by adding the --ff switch if pull.ff=true, and add a test to catch future regressions. Furthermore, clarify in the documentation that pull.ff overrides merge.ff. Signed-off-by: Paul Tan <pyokagan@gmail.com> Reviewed-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-18pull: handle --log=<n>Libravatar Paul Tan1-0/+17
Since efb779f (merge, pull: add '--(no-)log' command line option, 2008-04-06) git-pull supported the (--no-)log switch and would pass it to git-merge. 96e9420 (merge: Make '--log' an integer option for number of shortlog entries, 2010-09-08) implemented support for the --log=<n> switch, which would explicitly set the number of shortlog entries. However, git-pull does not recognize this option, and will instead pass it to git-fetch, leading to "unknown option" errors. Fix this by matching --log=* in addition to --log and --no-log. Implement a test for this use case. Signed-off-by: Paul Tan <pyokagan@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-18sha1_file: pass empty buffer to index empty fileLibravatar Jim Hill1-0/+26
`git add` of an empty file with a filter pops complaints from `copy_fd` about a bad file descriptor. This traces back to these lines in sha1_file.c:index_core: if (!size) { ret = index_mem(sha1, NULL, size, type, path, flags); The problem here is that content to be added to the index can be supplied from an fd, or from a memory buffer, or from a pathname. This call is supplying a NULL buffer pointer and a zero size. Downstream logic takes the complete absence of a buffer to mean the data is to be found elsewhere -- for instance, these, from convert.c: if (params->src) { write_err = (write_in_full(child_process.in, params->src, params->size) < 0); } else { write_err = copy_fd(params->fd, child_process.in); } ~If there's a buffer, write from that, otherwise the data must be coming from an open fd.~ Perfectly reasonable logic in a routine that's going to write from either a buffer or an fd. So change `index_core` to supply an empty buffer when indexing an empty file. There's a patch out there that instead changes the logic quoted above to take a `-1` fd to mean "use the buffer", but it seems to me that the distinction between a missing buffer and an empty one carries intrinsic semantics, where the logic change is adapting the code to handle incorrect arguments. Signed-off-by: Jim Hill <gjthill@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-13Merge branch 'nd/t1509-chroot-test' into maintLibravatar Junio C Hamano1-9/+29
Correct test bitrot. * nd/t1509-chroot-test: t1509: update prepare script to be able to run t1509 in chroot again
2015-05-13Merge branch 'jk/type-from-string-gently' into maintLibravatar Junio C Hamano1-0/+8
"git cat-file bl $blob" failed to barf even though there is no object type that is "bl". * jk/type-from-string-gently: type_from_string_gently: make sure length matches
2015-05-13Merge branch 'ep/fix-test-lib-functions-report' into maintLibravatar Junio C Hamano1-2/+2
* ep/fix-test-lib-functions-report: test-lib-functions.sh: fix the second argument to some helper functions
2015-05-13Merge branch 'cn/bom-in-gitignore' into maintLibravatar Junio C Hamano1-0/+9
Teach the codepaths that read .gitignore and .gitattributes files that these files encoded in UTF-8 may have UTF-8 BOM marker at the beginning; this makes it in line with what we do for configuration files already. * cn/bom-in-gitignore: attr: skip UTF8 BOM at the beginning of the input file config: use utf8_bom[] from utf.[ch] in git_parse_source() utf8-bom: introduce skip_utf8_bom() helper add_excludes_from_file: clarify the bom skipping logic dir: allow a BOM at the beginning of exclude files
2015-05-13log: decorate HEAD with branch name under --decorate=full, tooLibravatar Junio C Hamano1-1/+1
The previous step to teach "log --decorate" to show "HEAD -> master" instead of "HEAD, master" when showing the commit at the tip of the 'master' branch, when the 'master' branch is checked out, did not work for "log --decorate=full". The commands in the "log" family prepare commit decorations for all refs upfront, and the actual string used in a decoration depends on how load_ref_decorations() is called very early in the process. By default, "git log --decorate" stores names with common prefixes such as "refs/heads" stripped; "git log --decorate=full" stores the full refnames. When the current_pointed_by_HEAD() function has to decide if "HEAD" points at the branch a decoration describes, however, what was passed to load_ref_decorations() to decide to strip (or keep) such a common prefix is long lost. This makes it impossible to reliably tell if a decoration that stores "refs/heads/master", for example, is the 'master' branch (under "--decorate" with prefix omitted) or 'refs/heads/master' branch (under "--decorate=full"). Keep what was passed to load_ref_decorations() in a global next to the global variable name_decoration, and use that to decide how to match what was read from "HEAD" and what is in a decoration. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-12ref_transaction_commit(): fix atomicity and avoid fd exhaustionLibravatar Michael Haggerty1-2/+2
The old code was roughly for update in updates: acquire locks and check old_sha for update in updates: if changing value: write_ref_to_lockfile() commit_ref_update() for update in updates: if deleting value: unlink() rewrite packed-refs file for update in updates: if reference still locked: unlock_ref() This has two problems. Non-atomic updates ================== The atomicity of the reference transaction depends on all pre-checks being done in the first loop, before any changes have started being committed in the second loop. The problem is that write_ref_to_lockfile() (previously part of write_ref_sha1()), which is called from the second loop, contains two more checks: * It verifies that new_sha1 is a valid object * If the reference being updated is a branch, it verifies that new_sha1 points at a commit object (as opposed to a tag, tree, or blob). If either of these checks fails, the "transaction" is aborted during the second loop. But this might happen after some reference updates have already been permanently committed. In other words, the all-or-nothing promise of "git update-ref --stdin" could be violated. So these checks have to be moved to the first loop. File descriptor exhaustion ========================== The old code locked all of the references in the first loop, leaving all of the lockfiles open until later loops. Since we might be updating a lot of references, this could result in file descriptor exhaustion. The solution ============ After this patch, the code looks like for update in updates: acquire locks and check old_sha if changing value: write_ref_to_lockfile() else: close_ref() for update in updates: if changing value: commit_ref_update() for update in updates: if deleting value: unlink() rewrite packed-refs file for update in updates: if reference still locked: unlock_ref() This fixes both problems: 1. The pre-checks in write_ref_to_lockfile() are now done in the first loop, before any changes have been committed. If any of the checks fails, the whole transaction can now be rolled back correctly. 2. All lockfiles are closed in the first loop immediately after they are created (either by write_ref_to_lockfile() or by close_ref()). This means that there is never more than one open lockfile at a time, preventing file descriptor exhaustion. To simplify the bookkeeping across loops, add a new REF_NEEDS_COMMIT bit to update->flags, which keeps track of whether the corresponding lockfile needs to be committed, as opposed to just unlocked. (Since "struct ref_update" is internal to the refs module, this change is not visible to external callers.) This change fixes two tests in t1400. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-12t7004: rename ULIMIT test prerequisite to ULIMIT_STACK_SIZELibravatar Stefan Beller1-2/+2
During creation of the patch series our discussion we could have a more descriptive name for the prerequisite for the test so it stays unique when other limits of ulimit are introduced. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-12update-ref: test handling large transactions properlyLibravatar Stefan Beller1-0/+28
Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-12add: check return value of launch_editorLibravatar Jeff King1-0/+7
When running "add -e", if launching the editor fails, we do not notice and continue as if the output is what the user asked for. The likely case is that the editor did not touch the contents at all, and we end up adding everything. Reported-by: Russ Cox <rsc@golang.org> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-11Sync with 2.3.8Libravatar Junio C Hamano2-4/+38
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-11Merge branch 'mm/usage-log-l-can-take-regex' into maint-2.3Libravatar Junio C Hamano1-4/+4
Documentation fix. * mm/usage-log-l-can-take-regex: log -L: improve error message on malformed argument Documentation: change -L:<regex> to -L:<funcname>
2015-05-11Merge branch 'jc/diff-no-index-d-f' into maint-2.3Libravatar Junio C Hamano1-0/+34
The usual "git diff" when seeing a file turning into a directory showed a patchset to remove the file and create all files in the directory, but "git diff --no-index" simply refused to work. Also, when asked to compare a file and a directory, imitate POSIX "diff" and compare the file with the file with the same name in the directory, instead of refusing to run. * jc/diff-no-index-d-f: diff-no-index: align D/F handling with that of normal Git diff-no-index: DWIM "diff D F" into "diff D/F F"
2015-05-11ref_transaction_commit(): delete extra "the" from error messageLibravatar Michael Haggerty1-7/+7
While we are in the area, let's remove a superfluous definite article from the error message that is emitted when the reference cannot be locked. This improves how it reads and makes it a bit shorter. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
2015-05-11lock_ref_sha1_basic(): improve diagnostics for ref D/F conflictsLibravatar Michael Haggerty1-4/+4
If there is a failure to lock a reference that is likely caused by a D/F conflict (e.g., trying to lock "refs/foo/bar" when reference "refs/foo" already exists), invoke verify_refname_available() to try to generate a more helpful error message. That function might not detect an error. For example, some non-reference file might be blocking the deletion of an otherwise-empty directory tree, or there might be a race with another process that just deleted the offending reference. In such cases, generate the strerror-based error message like before. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
2015-05-11refs: check for D/F conflicts among refs created in a transactionLibravatar Michael Haggerty1-1/+1
If two references that D/F conflict (e.g., "refs/foo" and "refs/foo/bar") are created in a single transaction, the old code discovered the problem only after the "commit" phase of ref_transaction_commit() had already begun. This could leave some references updated and others not, which violates the promise of atomicity. Instead, check for such conflicts during the "locking" phase: * Teach is_refname_available() to take an "extras" parameter that can contain extra reference names with which the specified refname must not conflict. * Change lock_ref_sha1_basic() to take an "extras" parameter, which it passes through to is_refname_available(). * Change ref_transaction_commit() to pass "affected_refnames" to lock_ref_sha1_basic() as its "extras" argument. This change fixes a test case in t1404. This code is a bit stricter than it needs to be. We could conceivably allow reference "refs/foo/bar" to be created in the same transaction as "refs/foo" is deleted (or vice versa). But that would be complicated to implement, because it is not possible to lock "refs/foo/bar" while "refs/foo" exists as a loose reference, but on the other hand we don't want to delete some references before adding others (because that could leave a gap during which required objects are unreachable). There is also a complication that reflog files' paths can conflict. Any less-strict implementation would probably require tricks like the packing of all references before the start of the real transaction, or the use of temporary intermediate reference names. So for now let's accept too-strict checks. Some reference update transactions will be rejected unnecessarily, but they will be rejected in their entirety rather than leaving the repository in an intermediate state, as would happen now. Please note that there is still one kind of D/F conflict that is *not* handled correctly. If two processes are running at the same time, and one tries to create "refs/foo" at the same time that the other tries to create "refs/foo/bar", then they can race with each other. Both processes can obtain their respective locks ("refs/foo.lock" and "refs/foo/bar.lock"), proceed to the "commit" phase of ref_transaction_commit(), and then the slower process will discover that it cannot rename its lockfile into place (after possibly having committed changes to other references). There appears to be no way to fix this race without changing the locking policy, which in turn would require a change to *all* Git clients. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
2015-05-11t1404: new tests of ref D/F conflicts within transactionsLibravatar Michael Haggerty1-0/+107
Add some tests of reference D/F conflicts (by which I mean the fact that references like "refs/foo" and "refs/foo/bar" are not allowed to coexist) in the context of reference transactions. The test of creating two conflicting references in the same transaction fails, leaving the transaction half-completed. This will be fixed later in this patch series. Please note that the error messages emitted in the case of conflicts are not very user-friendly. In particular, when the conflicts involve loose references, then the errors are reported as error: there are still refs under 'refs/foo' fatal: Cannot lock the ref 'refs/foo'. or error: unable to resolve reference refs/foo/bar: Not a directory fatal: Cannot lock the ref 'refs/foo/bar'. This is because lock_ref_sha1_basic() fails while trying to lock the new reference, before it even gets to the is_refname_available() check. This situation will also be improved later in this patch series. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
2015-05-07tests: skip dav http-push tests under NO_EXPAT=NoThanksLibravatar Junio C Hamano1-0/+6
When built with NO_EXPAT=NoThanks, we will not have a working http-push over webdav. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-07t/lib-httpd.sh: skip tests if NO_CURL is definedLibravatar Jeff King7-35/+6
If we built git without curl, we can't actually test against an http server. In fact, all of the test scripts which include lib-httpd.sh already perform this check, with one exception: t5540. For those scripts, this is a noop, and for t5540, this is a bugfix (it used to fail when built with NO_CURL, though it could go unnoticed if you had a stale git-remote-https in your build directory). Noticed-by: Junio C Hamano <junio@pobox.com> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-05t1007: add hash-object --literally testsLibravatar Eric Sunshine1-0/+11
git-hash-object learned a --literally option in 5ba9a93 (hash-object: add --literally option, 2014-09-11). Check that --literally allows object creation with a bogus type, with two type strings whose length is reasonably short and very long. Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-05-03blame: CRLF in the working tree and LF in the repoLibravatar Torsten Bögershausen1-3/+15
A typical setup under Windows is to set core.eol to CRLF, and text files are marked as "text" in .gitattributes, or core.autocrlf is set to true. After 4d4813a5 "git blame" no longer works as expected for such a set-up. Every line is annotated as "Not Committed Yet", even though the working directory is clean. This is because the commit removed the conversion in blame.c for all files, with or without CRLF in the repo. Having files with CRLF in the repo and core.autocrlf=input is a temporary situation, and the files, if committed as is, will be normalized in the repo, which _will_ be a notable change. Blaming them with "Not Committed Yet" is the right result. Revert commit 4d4813a5 which was a misguided attempt to "solve" a non-problem. Add two test cases in t8003 to verify the correct CRLF conversion. Suggested-By: Stepan Kasal <kasal@ucw.cz> Signed-off-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-29filter-branch: avoid passing commit message through sedLibravatar Jeff King1-0/+10
On some systems (like OS X), if sed encounters input without a trailing newline, it will silently add it. As a result, "git filter-branch" on such systems may silently rewrite commit messages that omit a trailing newline. Even though this is not something we generate ourselves with "git commit", it's better for filter-branch to preserve the original data as closely as possible. We're using sed here only to strip the header fields from the commit object. We can accomplish the same thing with a shell loop. Since shell "read" calls are slow (usually one syscall per byte), we use "cat" once we've skipped past the header. Depending on the size of your commit messages, this is probably faster (you pay the cost to fork, but then read the data in saner-sized chunks). This idea is shamelessly stolen from Junio. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-29rebase -i: redo tasks that die during cherry-pickLibravatar Phil Hord1-0/+47
When rebase--interactive processes a task, it removes the item from the todo list and appends it to another list of executed tasks. If a pick (this includes squash and fixup) fails before the index has recorded the changes, take the corresponding item and put it on the todo list again. Otherwise, the changes introduced by the scheduled commit would be lost. That kind of decision is possible since the cherry-pick command signals why it failed to apply the changes of the given commit. Either the changes are recorded in the index using a conflict (return value 1) and rebase does not continue until they are resolved or the changes are not recorded in the index (return value neither 0 nor 1) and rebase has to try again with the same task. Add a test cases for regression testing to the "rebase-interactive" test suite. Signed-off-by: Fabian Ruch <bafain@gmail.com> Signed-off-by: Phil Hord <hordp@cisco.com> Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-28connect: improve check for plink to reduce false positivesLibravatar brian m. carlson1-0/+33
The git_connect function has code to handle plink and tortoiseplink specially, as they require different command line arguments from OpenSSH (-P instead of -p for ports; tortoiseplink additionally requires -batch). However, the match was done by checking for "plink" anywhere in the string, which led to a GIT_SSH value containing "uplink" being treated as an invocation of putty's plink. Improve the check by looking for "plink" or "tortoiseplink" (or those names suffixed with ".exe") only in the final component of the path. This has the downside that a program such as "plink-0.63" would no longer be recognized, but the increased robustness is likely worth it. Add tests to cover these cases to avoid regressions. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Acked-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-28t5601: fix quotation error leading to skipped testsLibravatar brian m. carlson1-1/+1
One of the tests in t5601 used single quotes to delimit an argument containing spaces. However, this caused test_expect_success to be passed three arguments instead of two, which in turn caused the test name to be treated as a prerequisite instead of a test name. As there was no prerequisite called "bracketed hostnames are still ssh", the test was always skipped. Because this test was always skipped, the fact that it passed the arguments in the wrong order was obscured. Use double quotes inside the test and reorder the arguments so that the test runs and properly reflects the arguments that are passed to ssh. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-27Merge branch 'tb/connect-ipv6-parse-fix' into maintLibravatar Junio C Hamano2-16/+22
An earlier update to the parser that disects a URL broke an address, followed by a colon, followed by an empty string (instead of the port number), e.g. ssh://example.com:/path/to/repo. * tb/connect-ipv6-parse-fix: connect.c: ignore extra colon after hostname
2015-04-22ignore: info/exclude should trump core.excludesfileLibravatar Junio C Hamano1-0/+10
$GIT_DIR/info/exclude and core.excludesfile (which falls back to $XDG_HOME/git/ignore) are both ways to override the ignore pattern lists given by the project in .gitignore files. The former, which is per-repository personal preference, should take precedence over the latter, which is a personal preference default across different repositories that are accessed from that machine. The existing documentation also agrees. However, the precedence order was screwed up between these two from the very beginning when 896bdfa2 (add: Support specifying an excludes file with a configuration variable, 2007-02-27) introduced core.excludesfile variable. Noticed-by: Yohei Endo <yoheie@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-04-22stash: require a clean index to applyLibravatar Jeff King1-0/+7
If you have staged contents in your index and run "stash apply", we may hit a conflict and put new entries into the index. Recovering to your original state is difficult at that point, because tools like "git reset --keep" will blow away anything staged. We can make this safer by refusing to apply when there are staged changes. It's possible we could provide better tooling here, as "git stash apply" should be writing only conflicts to the index (so we know that any stage-0 entries are potentially precious). But it is the odd duck; most "mergy" commands will update the index for cleanly merged entries, and it is not worth updating our tooling to support this use case which is unlikely to be of interest (besides which, we would still need to block a dirty index for "stash apply --index", since that case _would_ be ambiguous). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>