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2017-01-18Merge branch 'rh/mergetool-regression-fix'Libravatar Junio C Hamano1-114/+165
"git mergetool" without any pathspec on the command line that is run from a subdirectory became no-op in Git v2.11 by mistake, which has been fixed. * rh/mergetool-regression-fix: mergetool: fix running in subdir when rerere enabled mergetool: take the "-O" out of $orderfile t7610: add test case for rerere+mergetool+subdir bug t7610: spell 'git reset --hard' consistently t7610: don't assume the checked-out commit t7610: always work on a test-specific branch t7610: delete some now-unnecessary 'git reset --hard' lines t7610: run 'git reset --hard' after each test to clean up t7610: don't rely on state from previous test t7610: use test_when_finished for cleanup tasks t7610: move setup code to the 'setup' test case t7610: update branch names to match test number rev-parse doc: pass "--" to rev-parse in the --prefix example .mailmap: record canonical email for Richard Hansen
2017-01-18Merge branch 'sb/pathspec-errors'Libravatar Junio C Hamano1-0/+36
Running "git add a/b" when "a" is a submodule correctly errored out, but without a meaningful error message. * sb/pathspec-errors: pathspec: give better message for submodule related pathspec error
2017-01-18Merge branch 'pb/test-must-fail-is-for-git'Libravatar Junio C Hamano10-26/+26
Test cleanup. * pb/test-must-fail-is-for-git: t9813: avoid using pipes don't use test_must_fail with grep
2017-01-18Merge branch 'js/mingw-test-push-unc-path'Libravatar Junio C Hamano1-0/+48
"git push \\server\share\dir" has recently regressed and then fixed. A test has retroactively been added for this breakage. * js/mingw-test-push-unc-path: mingw: add a regression test for pushing to UNC paths
2017-01-18Merge branch 'km/branch-get-push-while-detached'Libravatar Junio C Hamano1-0/+6
"git <cmd> @{push}" on a detached HEAD used to segfault; it has been corrected to error out with a message. * km/branch-get-push-while-detached: branch_get_push: do not segfault when HEAD is detached
2017-01-18Merge branch 'jk/blame-fixes'Libravatar Junio C Hamano2-0/+149
"git blame --porcelain" misidentified the "previous" <commit, path> pair (aka "source") when contents came from two or more files. * jk/blame-fixes: blame: output porcelain "previous" header for each file blame: handle --no-abbrev blame: fix alignment with --abbrev=40
2017-01-18Merge branch 'jk/archive-zip-userdiff-config'Libravatar Junio C Hamano1-4/+18
"git archive" did not read the standard configuration files, and failed to notice a file that is marked as binary via the userdiff driver configuration. * jk/archive-zip-userdiff-config: archive-zip: load userdiff config
2017-01-18Merge branch 'dt/disable-bitmap-in-auto-gc'Libravatar Junio C Hamano2-5/+28
It is natural that "git gc --auto" may not attempt to pack everything into a single pack, and there is no point in warning when the user has configured the system to use the pack bitmap, leading to disabling further "gc". * dt/disable-bitmap-in-auto-gc: repack: die on incremental + write-bitmap-index auto gc: don't write bitmaps for incremental repacks
2017-01-18Merge branch 'sb/submodule-rm-absorb'Libravatar Junio C Hamano1-24/+15
"git rm" used to refuse to remove a submodule when it has its own git repository embedded in its working tree. It learned to move the repository away to $GIT_DIR/modules/ of the superproject instead, and allow the submodule to be deleted (as long as there will be no loss of local modifications, that is). * sb/submodule-rm-absorb: rm: absorb a submodules git dir before deletion submodule: rename and add flags to ok_to_remove_submodule submodule: modernize ok_to_remove_submodule to use argv_array submodule.h: add extern keyword to functions
2017-01-18Merge branch 'bw/grep-recurse-submodules'Libravatar Junio C Hamano1-0/+241
"git grep" has been taught to optionally recurse into submodules. * bw/grep-recurse-submodules: grep: search history of moved submodules grep: enable recurse-submodules to work on <tree> objects grep: optionally recurse into submodules grep: add submodules as a grep source type submodules: load gitmodules file from commit sha1 submodules: add helper to determine if a submodule is initialized submodules: add helper to determine if a submodule is populated real_path: canonicalize directory separators in root parts real_path: have callers use real_pathdup and strbuf_realpath real_path: create real_pathdup real_path: convert real_path_internal to strbuf_realpath real_path: resolve symlinks by hand
2017-01-10Merge branch 'sb/submodule-embed-gitdir'Libravatar Junio C Hamano2-5/+116
A new submodule helper "git submodule embedgitdirs" to make it easier to move embedded .git/ directory for submodules in a superproject to .git/modules/ (and point the latter with the former that is turned into a "gitdir:" file) has been added. * sb/submodule-embed-gitdir: worktree: initialize return value for submodule_uses_worktrees submodule: add absorb-git-dir function move connect_work_tree_and_git_dir to dir.h worktree: check if a submodule uses worktrees test-lib-functions.sh: teach test_commit -C <dir> submodule helper: support super prefix submodule: use absolute path for computing relative path connecting
2017-01-10Merge branch 'mh/fast-import-notes-fix-new'Libravatar Junio C Hamano1-0/+42
"git fast-import" sometimes mishandled while rebalancing notes tree, which has been fixed. * mh/fast-import-notes-fix-new: fast-import: properly fanout notes when tree is imported
2017-01-10Merge branch 'jc/compression-config'Libravatar Junio C Hamano3-0/+140
Compression setting for producing packfiles were spread across three codepaths, one of which did not honor any configuration. Unify these so that all of them honor core.compression and pack.compression variables the same way. * jc/compression-config: compression: unify pack.compression configuration parsing
2017-01-10Merge branch 'dt/smart-http-detect-server-going-away'Libravatar Junio C Hamano1-0/+52
When the http server gives an incomplete response to a smart-http rpc call, it could lead to client waiting for a full response that will never come. Teach the client side to notice this condition and abort the transfer. An improvement counterproposal has failed. cf. <20161114194049.mktpsvgdhex2f4zv@sigill.intra.peff.net> * dt/smart-http-detect-server-going-away: upload-pack: optionally allow fetching any sha1 remote-curl: don't hang when a server dies before any output
2017-01-10mergetool: fix running in subdir when rerere enabledLibravatar Richard Hansen1-1/+6
"git mergetool" (without any pathspec on the command line) that is not run from the top-level of the working tree no longer works in Git v2.11, failing to get the list of unmerged paths from the output of "git rerere remaining". This regression was introduced by 57937f70a0 ("mergetool: honor diff.orderFile", 2016-10-07). This is because the pathnames output by the 'git rerere remaining' command are relative to the top-level directory but the 'git diff --name-only' command expects its pathname arguments to be relative to the current working directory. To make everything consistent, cd_to_toplevel before running 'git diff --name-only' and adjust any relative pathnames. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: add test case for rerere+mergetool+subdir bugLibravatar Richard Hansen1-1/+20
If rerere is enabled and mergetool is run from a subdirectory, mergetool always prints "No files need merging". Add an expected failure test case for this situation. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: spell 'git reset --hard' consistentlyLibravatar Richard Hansen1-18/+19
Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: don't assume the checked-out commitLibravatar Richard Hansen1-6/+6
Always check out the required commit at the beginning of the test so that a failure in a previous test does not cause the test to work off of the wrong commit. This is a step toward making the tests more independent so that if one test fails it doesn't cause subsequent tests to fail. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: always work on a test-specific branchLibravatar Richard Hansen1-2/+8
Create and use a test-specific branch when the test might create a commit. This is not always necessary for correctness, but it improves debuggability by ensuring a commit created by test #N shows up on the testN branch, not the branch for test #N-1. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: delete some now-unnecessary 'git reset --hard' linesLibravatar Richard Hansen1-2/+0
Tests now always run 'git reset --hard' at the end (even if they fail), so it's no longer necessary to run 'git reset --hard' at the beginning of a test. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: run 'git reset --hard' after each test to clean upLibravatar Richard Hansen1-0/+8
Use test_when_finished to run 'git reset --hard' after each test so that the repository is left in a saner state for the next test. This is a step toward making the tests more independent so that if one test fails it doesn't cause subsequent tests to fail. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: don't rely on state from previous testLibravatar Richard Hansen1-0/+6
If the repository must be in a particular state (beyond what is already done by the 'setup' test case) before the test can run, make the necessary repository changes in the test script even if it means duplicating some lines of code from the previous test case. This is a step toward making the tests more independent so that if one test fails it doesn't cause subsequent tests to fail. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: use test_when_finished for cleanup tasksLibravatar Richard Hansen1-34/+37
This is a step toward making the tests more independent so that if one test fails it doesn't cause subsequent tests to fail. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: move setup code to the 'setup' test caseLibravatar Richard Hansen1-30/+35
Multiple test cases depend on these hunks, so move them to the 'setup' test case. This is a step toward making the tests more independent so that if one test fails it doesn't cause subsequent tests to fail. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-10t7610: update branch names to match test numberLibravatar Richard Hansen1-41/+41
Rename the testNN branches so that NN matches the test number. This should make it easier to troubleshoot test issues. Use $test_count to keep this future-proof. Signed-off-by: Richard Hansen <hansenr@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-09pathspec: give better message for submodule related pathspec errorLibravatar Stefan Beller1-0/+36
Every once in a while someone complains to the mailing list to have run into this weird assertion[1]. The usual response from the mailing list is link to old discussions[2], and acknowledging the problem stating it is known. This patch accomplishes two things: 1. Switch assert() to die("BUG") to give a more readable message. 2. Take one of the cases where we hit a BUG and turn it into a normal "there was something wrong with the input" message. This assertion triggered for cases where there wasn't a programming bug, but just bogus input. In particular, if the user asks for a pathspec that is inside a submodule, we shouldn't assert() or die("BUG"); we should tell the user their request is bogus. The only reason we did not check for it, is the expensive nature of such a check, so callers avoid setting the flag PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE. However when we die due to bogus input, the expense of CPU cycles spent outweighs the user wondering what went wrong, so run that check unconditionally before dying with a more generic error message. Note: There is a case (e.g. "git -C submodule add .") in which we call strip_submodule_slash_expensive, as git-add requests it via the flag PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE, but the assert used to trigger nevertheless, because the flag PATHSPEC_LITERAL was not set, such that we executed if (item->nowildcard_len < prefixlen) item->nowildcard_len = prefixlen; and prefixlen was not adapted (e.g. it was computed from "submodule/") So in the die_inside_submodule_path function we also need handle paths, that were stripped before, i.e. are the exact submodule path. This is why the conditions in die_inside_submodule_path are slightly different than in strip_submodule_slash_expensive. [1] https://www.google.com/search?q=item-%3Enowildcard_len [2] http://git.661346.n2.nabble.com/assert-failed-in-submodule-edge-case-td7628687.html https://www.spinics.net/lists/git/msg249473.html Helped-by: Jeff King <peff@peff.net> Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-09t9813: avoid using pipesLibravatar Pranit Bauva1-4/+4
The exit code of the upstream in a pipe is ignored thus we should avoid using it. By writing out the output of the git command to a file, we can test the exit codes of both the commands. Signed-off-by: Pranit Bauva <pranit.bauva@gmail.com> Acked-by: Luke Diamand <luke@diamand.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07blame: output porcelain "previous" header for each fileLibravatar Jeff King1-0/+117
It's possible for content currently found in one file to have originated in two separate files, each of which may have been modified in some single older commit. The --porcelain output generates an incorrect "previous" header in this case, whereas --line-porcelain gets it right. The problem is that the porcelain output tries to omit repeated details of commits, and treats "previous" as a property of the commit, when it is really a property of the blamed block of lines. Let's look at an example. In a case like this, you might see this output from --line-porcelain: SOME_SHA1 1 1 1 author ... committer ... previous SOME_SHA1^ file_one filename file_one ...some line content... SOME_SHA1 2 1 1 author ... committer ... previous SOME_SHA1^ file_two filename file_two ...some different content.... The "filename" fields tell us that the two lines are from two different files. But notice that the filename also appears in the "previous" field, which tells us where to start a re-blame. The second content line never appeared in file_one at all, so we would obviously need to re-blame from file_two (or possibly even some other file, if had just been renamed to file_two in SOME_SHA1). So far so good. Now here's what --porcelain looks like: SOME_SHA1 1 1 1 author ... committer ... previous SOME_SHA1^ file_one filename file_one ...some line content... SOME_SHA1 2 1 1 filename file_two ...some different content.... We've dropped the author and committer fields from the second line, as they would just be repeats. But we can't omit "filename", because it depends on the actual block of blamed lines, not just the commit. This is handled by emit_porcelain_details(), which will show the filename either if it is the first mention of the commit _or_ if the commit has multiple paths in it. But we don't give "previous" the same handling. It's written inside emit_one_suspect_detail(), which bails early if we've already seen that commit. And so the output above is wrong; a reader would assume that the correct place to re-blame line two is from file_one, but that's obviously nonsense. Let's treat "previous" the same as "filename", and show it fresh whenever we know we are in a confusing case like this. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07blame: handle --no-abbrevLibravatar Jeff King1-0/+4
You can already ask blame for full sha1s with "-l" or with "--abbrev=40". But for consistency with other parts of Git, we should support "--no-abbrev". Worse, blame already accepts --no-abbrev, but it's totally broken. When we see --no-abbrev, the abbrev variable is set to 0, which is then used as a printf precision. For regular sha1s, that means we print nothing at all (which is very wrong). For boundary commits we decrement it to "-1", which printf interprets as "no limit" (which is almost correct, except it misses the 39-length magic explained in the previous commit). Let's detect --no-abbrev and behave as if --abbrev=40 was given. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07blame: fix alignment with --abbrev=40Libravatar Jeff King1-0/+28
The blame command internally adds 1 to any requested sha1 abbreviation length, and then subtracts it when outputting a boundary commit. This lets regular and boundary sha1s line up visually, but it misses one corner case. When the requested length is 40, we bump the value to 41. But since we only have 40 characters, that's all we can show (fortunately the truncation is done by a printf precision field, so it never tries to read past the end of the buffer). So a normal sha1 shows 40 hex characters, and a boundary sha1 shows "^" plus 40 hex characters. The result is misaligned. The "-l" option to show long sha1s gets around this by skipping the "abbrev" variable entirely and just always using GIT_SHA1_HEXSZ. This avoids the "+1" issue, but it does mean that boundary commits only have 39 characters printed. This is somewhat odd, but it does look good visually: the results are aligned and left-justified. The alternative would be to allocate an extra column that would contain either an extra space or the "^" boundary marker. As this is by definition the human-readable view, it's probably not that big a deal either way (and of course --porcelain, etc, correctly produce correct 40-hex sha1s). But for consistency, this patch teaches --abbrev=40 to produce the same output as "-l" (always left-aligned, with 40-hex for normal sha1s, and "^" plus 39-hex for boundaries). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07branch_get_push: do not segfault when HEAD is detachedLibravatar Kyle Meyer1-0/+6
Move the detached HEAD check from branch_get_push_1() to branch_get_push() to avoid setting branch->push_tracking_ref when branch is NULL. Signed-off-by: Kyle Meyer <kyle@kyleam.com> Reviewed-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07archive-zip: load userdiff configLibravatar Jeff King1-4/+18
Since 4aff646d17 (archive-zip: mark text files in archives, 2015-03-05), the zip archiver will look at the userdiff driver to decide whether a file is text or binary. This usually doesn't need to look any further than the attributes themselves (e.g., "-diff", etc). But if the user defines a custom driver like "diff=foo", we need to look at "diff.foo.binary" in the config. Prior to this patch, we didn't actually load it. Signed-off-by: Jeff King <peff@peff.net> Acked-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07mingw: add a regression test for pushing to UNC pathsLibravatar Johannes Schindelin1-0/+48
On Windows, there are "UNC paths" to access network (AKA shared) folders, of the form \\server\sharename\directory. This provides a convenient way for Windows developers to share their Git repositories without having to have a dedicated server. Git for Windows v2.11.0 introduced a regression where pushing to said UNC paths no longer works, although fetching and cloning still does, as reported here: https://github.com/git-for-windows/git/issues/979 This regression was fixed in 7814fbe3f1 (normalize_path_copy(): fix pushing to //server/share/dir on Windows, 2016-12-14). Let's make sure that it does not regress again, by introducing a test that uses so-called "administrative shares": disk volumes are automatically shared under certain circumstances, e.g. the C: drive is shared as \\localhost\c$. The test needs to be skipped if the current directory is inaccessible via said administrative share, of course. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-01-07don't use test_must_fail with grepLibravatar Pranit Bauva10-22/+22
test_must_fail should only be used for testing git commands. To test the failure of other commands use `!`. Reported-by: Stefan Beller <sbeller@google.com> Signed-off-by: Pranit Bauva <pranit.bauva@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-29repack: die on incremental + write-bitmap-indexLibravatar David Turner1-5/+3
The bitmap index only works for single packs, so requesting an incremental repack with bitmap indexes makes no sense. Signed-off-by: David Turner <dturner@twosigma.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-29auto gc: don't write bitmaps for incremental repacksLibravatar David Turner1-0/+25
When git gc --auto does an incremental repack of loose objects, we do not expect to be able to write a bitmap; it is very likely that objects in the new pack will have references to objects outside of the pack. So we shouldn't try to write a bitmap, because doing so will likely issue a warning. This warning was making its way into gc.log. When the gc.log was present, future auto gc runs would refuse to run. Patch by Jeff King. Bug report, test, and commit message by David Turner. Signed-off-by: David Turner <dturner@twosigma.com> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-27rm: absorb a submodules git dir before deletionLibravatar Stefan Beller1-26/+17
When deleting a submodule, we need to keep the actual git directory around, such that we do not lose local changes in there and at a later checkout of the submodule we don't need to clone it again. Now that the functionality is available to absorb the git directory of a submodule, rewrite the checking in git-rm to not complain, but rather relocate the git directories inside the superproject. An alternative solution was discussed to have a function `depopulate_submodule`. That would couple the check for its git directory and possible relocation before the the removal, such that it is less likely to miss the check in the future. But the indirection with such a function added seemed also complex. The reason for that was that this possible move of the git directory was also implemented in `ok_to_remove_submodule`, such that this function could truthfully answer whether it is ok to remove the submodule. The solution proposed here defers all these checks to the caller. Signed-off-by: Stefan Beller <sbeller@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-27Merge branch 'ls/p4-lfs'Libravatar Junio C Hamano1-12/+12
Update GitLFS integration with "git p4". * ls/p4-lfs: git-p4: add diff/merge properties to .gitattributes for GitLFS files
2016-12-27Merge branch 'lt/shortlog-by-committer'Libravatar Junio C Hamano1-0/+19
"git shortlog" learned "--committer" option to group commits by committer, instead of author. * lt/shortlog-by-committer: t4201: make tests work with and without the MINGW prerequiste shortlog: test and document --committer option shortlog: group by committer information
2016-12-27Merge branch 'gv/p4-multi-path-commit-fix'Libravatar Junio C Hamano1-1/+21
"git p4" that tracks multile p4 paths imported a single changelist that touches files in these multiple paths as one commit, followed by many empty commits. This has been fixed. * gv/p4-multi-path-commit-fix: git-p4: fix multi-path changelist empty commits
2016-12-27Merge branch 'ld/p4-compare-dir-vs-symlink'Libravatar Junio C Hamano1-0/+43
"git p4" misbehaved when swapping a directory and a symbolic link. * ld/p4-compare-dir-vs-symlink: git-p4: avoid crash adding symlinked directory
2016-12-27Merge branch 'ls/filter-process'Libravatar Junio C Hamano2-26/+15
Doc update. * ls/filter-process: t0021: fix flaky test docs: warn about possible '=' in clean/smudge filter process values
2016-12-27Merge branch 'bw/transport-protocol-policy'Libravatar Junio C Hamano5-11/+150
Finer-grained control of what protocols are allowed for transports during clone/fetch/push have been enabled via a new configuration mechanism. * bw/transport-protocol-policy: http: respect protocol.*.allow=user for http-alternates transport: add from_user parameter to is_transport_allowed http: create function to get curl allowed protocols transport: add protocol policy config option http: always warn if libcurl version is too old lib-proto-disable: variable name fix
2016-12-27Merge branch 'cp/merge-continue'Libravatar Junio C Hamano1-0/+11
"git merge --continue" has been added as a synonym to "git commit" to conclude a merge that has stopped due to conflicts. * cp/merge-continue: merge: mark usage error strings for translation merge: ensure '--abort' option takes no arguments completion: add --continue option for merge merge: add '--continue' option as a synonym for 'git commit'
2016-12-27Merge branch 'va/i18n-perl-scripts'Libravatar Junio C Hamano1-1/+13
Porcelain scripts written in Perl are getting internationalized. * va/i18n-perl-scripts: i18n: difftool: mark warnings for translation i18n: send-email: mark composing message for translation i18n: send-email: mark string with interpolation for translation i18n: send-email: mark warnings and errors for translation i18n: send-email: mark strings for translation i18n: add--interactive: mark status words for translation i18n: add--interactive: remove %patch_modes entries i18n: add--interactive: mark edit_hunk_manually message for translation i18n: add--interactive: i18n of help_patch_cmd i18n: add--interactive: mark patch prompt for translation i18n: add--interactive: mark plural strings i18n: clean.c: match string with git-add--interactive.perl i18n: add--interactive: mark strings with interpolation for translation i18n: add--interactive: mark simple here-documents for translation i18n: add--interactive: mark strings for translation Git.pm: add subroutines for commenting lines
2016-12-27Merge branch 'sb/submodule-config-cleanup'Libravatar Junio C Hamano1-0/+14
Minor code clean-up. * sb/submodule-config-cleanup: submodule-config: clarify parsing of null_sha1 element submodule-config: rename commit_sha1 to treeish_name submodule config: inline config_from_{name, path}
2016-12-27Merge branch 'jc/push-default-explicit'Libravatar Junio C Hamano1-0/+10
A lazy "git push" without refspec did not internally use a fully specified refspec to perform 'current', 'simple', or 'upstream' push, causing unnecessary "ambiguous ref" errors. * jc/push-default-explicit: push: test pushing ambiguously named branches push: do not use potentially ambiguous default refspec
2016-12-22grep: search history of moved submodulesLibravatar Brandon Williams1-0/+41
If a submodule was renamed at any point since it's inception then if you were to try and grep on a commit prior to the submodule being moved, you wouldn't be able to find a working directory for the submodule since the path in the past is different from the current path. This patch teaches grep to find the .git directory for a submodule in the parents .git/modules/ directory in the event the path to the submodule in the commit that is being searched differs from the state of the currently checked out commit. If found, the child process that is spawned to grep the submodule will chdir into its gitdir instead of a working directory. In order to override the explicit setting of submodule child process's gitdir environment variable (which was introduced in '10f5c526') `GIT_DIR_ENVIORMENT` needs to be pushed onto child process's env_array. This allows the searching of history from a submodule's gitdir, rather than from a working directory. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-22grep: enable recurse-submodules to work on <tree> objectsLibravatar Brandon Williams1-1/+102
Teach grep to recursively search in submodules when provided with a <tree> object. This allows grep to search a submodule based on the state of the submodule that is present in a commit of the super project. When grep is provided with a <tree> object, the name of the object is prefixed to all output. In order to provide uniformity of output between the parent and child processes the option `--parent-basename` has been added so that the child can preface all of it's output with the name of the parent's object instead of the name of the commit SHA1 of the submodule. This changes output from the command `git grep -e. -l --recurse-submodules HEAD` from: HEAD:file <commit sha1 of submodule>:sub/file to: HEAD:file HEAD:sub/file Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2016-12-22grep: optionally recurse into submodulesLibravatar Brandon Williams1-0/+99
Allow grep to recognize submodules and recursively search for patterns in each submodule. This is done by forking off a process to recursively call grep on each submodule. The top level --super-prefix option is used to pass a path to the submodule which can in turn be used to prepend to output or in pathspec matching logic. Recursion only occurs for submodules which have been initialized and checked out by the parent project. If a submodule hasn't been initialized and checked out it is simply skipped. In order to support the existing multi-threading infrastructure in grep, output from each child process is captured in a strbuf so that it can be later printed to the console in an ordered fashion. To limit the number of theads that are created, each child process has half the number of threads as its parents (minimum of 1), otherwise we potentailly have a fork-bomb. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>