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* Merge branch 'jc/test-lazy-prereq'Junio C Hamano2014-09-29
|\ | | | | | | | | | | | | Test-script clean-up. * jc/test-lazy-prereq: tests: drop GIT_*_TIMING_TESTS environment variable support
| * tests: drop GIT_*_TIMING_TESTS environment variable supportJunio C Hamano2014-06-13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Two tests (t3302 and t3419) used to have their own environment variable to trigger expensive tests without enabling expensive tests in other scripts; a user could set GIT_NOTES_TIMING_TESTS but not GIT_TEST_LONG and run the whole test suite and trigger expensive tests only in t3302 but not other tests. The same for GIT_PATCHID_TIMING_TESTS in t3419. While this may have seemed a good flexibility, in reality if you are concentrating on a single test (e.g. t3302), you can just run that single test with the GIT_TEST_LONG to trigger expensive tests. It does not seem worth forcing other people who may want to come up with their own expensive tests to invent new environment variables by keeping this convention. Drop them. Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | Merge branch 'pr/use-default-sigpipe-setting'Junio C Hamano2014-09-29
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | We used to get confused when a process called us with SIGPIPE ignored; we do want to die with SIGPIPE when the output is not read by default, and do ignore the signal when appropriate. * pr/use-default-sigpipe-setting: mingw.h: add dummy functions for sigset_t operations unblock and unignore SIGPIPE
| * | mingw.h: add dummy functions for sigset_t operationsJohannes Sixt2014-09-22
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Windows does not have POSIX-like signals, and so we ignore all operations on the non-existent signal mask machinery. Do not turn sigemptyset into a function, but leave it a macro that erases the code in the argument because it is used to set sa_mask of a struct sigaction, but our dummy in mingw.h does not have that member. Signed-off-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | unblock and unignore SIGPIPEPatrick Reynolds2014-09-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Blocked and ignored signals -- but not caught signals -- are inherited across exec. Some callers with sloppy signal-handling behavior can call git with SIGPIPE blocked or ignored, even non-deterministically. When SIGPIPE is blocked or ignored, several git commands can run indefinitely, ignoring EPIPE returns from write() calls, even when the process that called them has gone away. Our specific case involved a pipe of git diff-tree output to a script that reads a limited amount of diff data. In an ideal world, git would never be called with SIGPIPE blocked or ignored. But in the real world, several real potential callers, including Perl, Apache, and Unicorn, sometimes spawn subprocesses with SIGPIPE ignored. It is easier and more productive to harden git against this mistake than to clean it up in every potential parent process. Signed-off-by: Patrick Reynolds <patrick.reynolds@github.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'jk/mbox-from-line'Junio C Hamano2014-09-29
|\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some MUAs mangled a line in a message that begins with "From " to ">From " when writing to a mailbox file and feeding such an input to "git am" used to lose such a line. * jk/mbox-from-line: mailinfo: work around -Wstring-plus-int warning mailinfo: make ">From" in-body header check more robust
| * | | mailinfo: make ">From" in-body header check more robustJeff King2014-09-16
| |/ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Since commit 81c5cf7 (mailinfo: skip bogus UNIX From line inside body, 2006-05-21), we have treated lines like ">From" in the body as headers. This makes "git am" work for people who erroneously paste the whole output from format-patch: From 12345abcd...fedcba543210 Mon Sep 17 00:00:00 2001 From: them Subject: [PATCH] whatever into their email body (assuming that an mbox writer then quotes "From" as ">From", as otherwise we would actually mailsplit on the in-body line). However, this has false positives if somebody actually has a commit body that starts with "From "; in this case we erroneously remove the line entirely from the commit message. We can make this check more robust by making sure the line actually looks like a real mbox "From" line. Inspect the line that begins with ">From " a more carefully to only skip lines that match the expected pattern (note that the datestamp part of the format-patch output is designed to be kept constant to help those who write magic(5) entries). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | Merge branch 'sb/t6031-typofix'Junio C Hamano2014-09-29
|\ \ \ | | | | | | | | | | | | | | | | * sb/t6031-typofix: t6031-test-merge-recursive: do not forget to add file to be committed
| * | | t6031-test-merge-recursive: do not forget to add file to be committedStefan Beller2014-09-22
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Stefan Beller <stefanbeller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'sb/t9300-typofix'Junio C Hamano2014-09-29
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | * sb/t9300-typofix: t9300-fast-import: fix typo in test description
| * | | | t9300-fast-import: fix typo in test descriptionStefan Beller2014-09-22
| |/ / / | | | | | | | | | | | | | | | | Signed-off-by: Stefan Beller <stefanbeller@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | Merge branch 'da/rev-parse-verify-quiet'Junio C Hamano2014-09-29
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "rev-parse --verify --quiet $name" is meant to quietly exit with a non-zero status when $name is not a valid object name, but still gave error messages in some cases. * da/rev-parse-verify-quiet: stash: prefer --quiet over shell redirection of the standard error stream refs: make rev-parse --quiet actually quiet t1503: use test_must_be_empty Documentation: a note about stdout for git rev-parse --verify --quiet
| * | | | refs: make rev-parse --quiet actually quietDavid Aguilar2014-09-19
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When a reflog is deleted, e.g. when "git stash" clears its stashes, "git rev-parse --verify --quiet" dies: fatal: Log for refs/stash is empty. The reason is that the get_sha1() code path does not allow us to suppress this message. Pass the flags bitfield through get_sha1_with_context() so that read_ref_at() can suppress the message. Use get_sha1_with_context1() instead of get_sha1() in rev-parse so that the --quiet flag is honored. Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | t1503: use test_must_be_emptyDavid Aguilar2014-09-16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Use `test_must_be_be_empty <file>` instead of `test -z "$(cat <file>)"`. Suggested-by: Fabian Ruch <bafain@gmail.com> Signed-off-by: David Aguilar <davvid@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'hj/pretty-naked-decoration'Junio C Hamano2014-09-29
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The pretty-format specifier "%d", which expanded to " (tagname)" for a tagged commit, gained a cousin "%D" that just gives the "tagname" without frills. * hj/pretty-naked-decoration: pretty: add %D format specifier
| * | | | | pretty: add %D format specifierHarry Jeffery2014-09-18
| | |_|/ / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add a new format specifier, '%D' that is identical in behaviour to '%d', except that it does not include the ' (' prefix or ')' suffix provided by '%d'. Signed-off-by: Harry Jeffery <harry@exec64.co.uk> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'jk/branch-verbose-merged'Junio C Hamano2014-09-26
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The "--verbose" option no longer breaks "git branch --merged $it". * jk/branch-verbose-merged: branch: clean up commit flags after merge-filter walk
| * | | | | branch: clean up commit flags after merge-filter walkJeff King2014-09-18
| | |/ / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When we run `branch --merged`, we use prepare_revision_walk with the merge-filter marked as UNINTERESTING. Any branch tips that are marked UNINTERESTING after it returns must be ancestors of that commit. As we iterate through the list of refs to show, we check item->commit->object.flags to see whether it was marked. This interacts badly with --verbose, which will do a separate walk to find the ahead/behind information for each branch. There are two bad things that can happen: 1. The ahead/behind walk may get the wrong results, because it can see a bogus UNINTERESTING flag leftover from the merge-filter walk. 2. We may omit some branches if their tips are involved in the ahead/behind traversal of a branch shown earlier. The ahead/behind walk carefully cleans up its commit flags, meaning it may also erase the UNINTERESTING flag that we expect to check later. We can solve this by moving the merge-filter state for each ref into its "struct ref_item" as soon as we finish the merge-filter walk. That fixes (2). Then we are free to clear the commit flags we used in the walk, fixing (1). Note that we actually do away with the matches_merge_filter helper entirely here, and inline it between the revision walk and the flag-clearing. This ensures that nobody accidentally calls it at the wrong time (it is only safe to check in that instant between the setting and clearing of the global flag). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'jc/ignore-sigpipe-while-running-hooks'Junio C Hamano2014-09-26
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | pre- and post-receive hooks are no longer required to read all their inputs. * jc/ignore-sigpipe-while-running-hooks: receive-pack: allow hooks to ignore its standard input stream
| * | | | | receive-pack: allow hooks to ignore its standard input streamJunio C Hamano2014-09-16
| | |/ / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The pre-receive and post-receive hooks were designed to be an improvement over old style update and post-update hooks, which take the update information on their command line and are limited by the command line length limit. The same information is fed from the standard input to pre/post-receive hooks instead to lift this limitation. It has been mandatory for these new style hooks to consume the update information fully from the standard input stream. Otherwise, they would risk killing the receive-pack process via SIGPIPE. If a hook does not want to look at all the information, it is easy to send its standard input to /dev/null (perhaps a niche use of hook might need to know only the fact that a push was made, without having to know what objects have been pushed to update which refs), and this has already been done by existing hooks that are written carefully. However, because there is no good way to consistently fail hooks that do not consume the input fully (a small push may result in a short update record that may fit within the pipe buffer, to which the receive-pack process may manage to write before the hook has a chance to exit without reading anything, which will not result in a death-by-SIGPIPE of receive-pack), it can lead to a hard to diagnose "once in a blue moon" phantom failure. Lift this "hooks must consume their input fully" mandate. A mandate that is not enforced strictly is not helping us to catch mistakes in hooks. If a hook has a good reason to decide the outcome of its operation without reading the information we feed it, let it do so as it pleases. Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | Merge branch 'jc/hash-object-fsck-tag'Junio C Hamano2014-09-26
|\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Using "hash-object --literally", test one of the new breakages js/fsck-tag-validation topic teaches "fsck" to catch is caught. * jc/hash-object-fsck-tag: t1450: make sure fsck detects a malformed tagger line
| * | | | | t1450: make sure fsck detects a malformed tagger lineJunio C Hamano2014-09-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | With "hash-object --literally", write a tag object that is not supposed to pass one of the new checks added to "fsck", and make sure that the new check catches the breakage. Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | Merge branch 'js/fsck-tag-validation' into HEADJunio C Hamano2014-09-12
| |\ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * js/fsck-tag-validation: Make sure that index-pack --strict checks tag objects Add regression tests for stricter tag fsck'ing fsck: check tag objects' headers Make sure fsck_commit_buffer() does not run out of the buffer fsck_object(): allow passing object data separately from the object itself Refactor type_from_string() to allow continuing after detecting an error
* | \ \ \ \ \ Merge branch 'js/fsck-tag-validation'Junio C Hamano2014-09-26
|\ \ \ \ \ \ \ | | |/ / / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Teach "git fsck" to inspect the contents of annotated tag objects. * js/fsck-tag-validation: Make sure that index-pack --strict checks tag objects Add regression tests for stricter tag fsck'ing fsck: check tag objects' headers Make sure fsck_commit_buffer() does not run out of the buffer fsck_object(): allow passing object data separately from the object itself Refactor type_from_string() to allow continuing after detecting an error
| * | | | | | Make sure that index-pack --strict checks tag objectsJohannes Schindelin2014-09-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | One of the most important use cases for the strict tag object checking is when transfer.fsckobjects is set to true to catch invalid objects early on. This new regression test essentially tests the same code path by directly calling 'index-pack --strict' on a pack containing an tag object without a 'tagger' line. Technically, this test is not enough: it only exercises a code path that *warns*, not one that *fails*. The reason is that hash-object and pack-objects both insist on parsing the tag objects and would fail on invalid tag objects at this time. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | Add regression tests for stricter tag fsck'ingJohannes Schindelin2014-09-11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The intent of the new test case is to catch general breakages in the fsck_tag() function, not so much to test it extensively, trying to strike the proper balance between thoroughness and speed. While it *would* have been nice to test the code path where fsck_object() encounters an invalid tag object, this is not possible using git fsck: tag objects are parsed already before fsck'ing (and the parser already fails upon such objects). Even worse: we would not even be able write out invalid tag objects because git hash-object parses those objects, too, unless we resorted to really ugly hacks such as using something like this in the unit tests (essentially depending on Perl *and* Compress::Zlib): hash_invalid_object () { contents="$(printf '%s %d\0%s' "$1" ${#2} "$2")" && sha1=$(echo "$contents" | test-sha1) && suffix=${sha1#??} && mkdir -p .git/objects/${sha1%$suffix} && echo "$contents" | perl -MCompress::Zlib -e 'undef $/; print compress(<>)' \ > .git/objects/${sha1%$suffix}/$suffix && echo $sha1 } Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | Merge branch 'jk/faster-name-conflicts'Junio C Hamano2014-09-26
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Optimize the check to see if a ref $F can be created by making sure no existing ref has $F/ as its prefix, which especially matters in a repository with a large number of existing refs. * jk/faster-name-conflicts: refs: speed up is_refname_available
| * | | | | | | refs: speed up is_refname_availableJeff King2014-09-12
| | |_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Our filesystem ref storage does not allow D/F conflicts; so if "refs/heads/a/b" exists, we do not allow "refs/heads/a" to exist (and vice versa). This falls out naturally for loose refs, where the filesystem enforces the condition. But for packed-refs, we have to make the check ourselves. We do so by iterating over the entire packed-refs namespace and checking whether each name creates a conflict. If you have a very large number of refs, this is quite inefficient, as you end up doing a large number of comparisons with uninteresting bits of the ref tree (e.g., we know that all of "refs/tags" is uninteresting in the example above, yet we check each entry in it). Instead, let's take advantage of the fact that we have the packed refs stored as a trie of ref_entry structs. We can find each component of the proposed refname as we walk through the trie, checking for D/F conflicts as we go. For a refname of depth N (i.e., 4 in the above example), we only have to visit N nodes. And at each visit, we can binary search the M names at that level, for a total complexity of O(N lg M). ("M" is different at each level, of course, but we can take the worst-case "M" as a bound). In a pathological case of fetching 30,000 fresh refs into a repository with 8.5 million refs, this dropped the time to run "git fetch" from tens of minutes to ~30s. This may also help smaller cases in which we check against loose refs (which we do when renaming a ref), as we may avoid a disk access for unrelated loose directories. Note that the tests we add appear at first glance to be redundant with what is already in t3210. However, the early tests are not robust; they are run with reflogs turned on, meaning that we are not actually testing is_refname_available at all! The operations will still fail because the reflogs will hit D/F conflicts in the filesystem. To get a true test, we must turn off reflogs (but we don't want to do so for the entire script, because the point of turning them on was to cover some other cases). Reviewed-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | Merge branch 'jk/fsck-exit-code-fix'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git fsck" failed to report that it found corrupt objects via its exit status in some cases. * jk/fsck-exit-code-fix: fsck: return non-zero status on missing ref tips fsck: exit with non-zero status upon error from fsck_obj()
| * | | | | | | fsck: return non-zero status on missing ref tipsJeff King2014-09-12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Fsck tries hard to detect missing objects, and will complain (and exit non-zero) about any inter-object links that are missing. However, it will not exit non-zero for any missing ref tips, meaning that a severely broken repository may still pass "git fsck && echo ok". The problem is that we use for_each_ref to iterate over the ref tips, which hides broken tips. It does at least print an error from the refs.c code, but fsck does not ever see the ref and cannot note the problem in its exit code. We can solve this by using for_each_rawref and noting the error ourselves. In addition to adding tests for this case, we add tests for all types of missing-object links (all of which worked, but which we were not testing). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | fsck: exit with non-zero status upon error from fsck_obj()Jeff King2014-09-10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Upon finding a corrupt loose object, we forgot to note the error to signal it with the exit status of the entire process. [jc: adjusted t1450 and added another test] Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | Merge branch 'js/no-test-cmp-for-binaries'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * js/no-test-cmp-for-binaries: t9300: use test_cmp_bin instead of test_cmp to compare binary files
| * | | | | | | | t9300: use test_cmp_bin instead of test_cmp to compare binary filesJohannes Sixt2014-09-12
| | |/ / / / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | test_cmp is intended to produce diff output for human consumption. The input in one instance in t9300-fast-import.sh are binary files, however. Use test_cmp_bin to compare the files. This was noticed because on Windows we have a special implementation of test_cmp in pure bash code (to ignore differences due to intermittent CR in actual output), and bash runs into an infinite loop due to the binary nature of the input. Signed-off-by: Johannes Sixt <j6t@kdbg.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | Merge branch 'ta/config-add-to-empty-or-true-fix'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "git config --add section.var val" used to lose existing section.var whose value was an empty string. * ta/config-add-to-empty-or-true-fix: config: avoid a funny sentinel value "a^" make config --add behave correctly for empty and NULL values
| * | | | | | | | make config --add behave correctly for empty and NULL valuesTanay Abhra2014-08-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently if we have a config file like, [foo] baz bar = and we try something like, "git config --add foo.baz roll", Git will segfault. Moreover, for "git config --add foo.bar roll", it will overwrite the original value instead of appending after the existing empty value. The problem lies with the regexp used for simulating --add in `git_config_set_multivar_in_file()`, "^$", which in ideal case should not match with any string but is true for empty strings. Instead use a regexp like "a^" which can not be true for any string, empty or not. For removing the segfault add a check for NULL values in `matches()` in config.c. Signed-off-by: Tanay Abhra <tanayabh@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | Merge branch 'jc/parseopt-verify-short-name'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add checks for a common programming mistake to assign the same short option name to two separate options to help developers. * jc/parseopt-verify-short-name: parse-options: detect attempt to add a duplicate short option name
| * | | | | | | | | parse-options: detect attempt to add a duplicate short option nameJunio C Hamano2014-09-04
| |/ / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It is easy to overlook an already assigned single-letter option name and try to use it for a new one. Help the developer to catch it before such a mistake escapes the lab. This retroactively forbids any short option name (which is defined to be of type "int") outside the ASCII printable range. We might want to do one of two things: - tighten the type of short_name member to 'char', and further update optbug() to protect it against doing "'%c'" on a funny value, e.g. negative or above 127. - drop the check (even the "duplicate" check) for an option whose short_name is either negative or above 255, to allow clever folks to take advantage of the fact that such a short_name cannot be parsed from the command line and the member can be used to store some extra information. Helped-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | Merge branch 'mk/reachable-protect-detached-head'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * mk/reachable-protect-detached-head: reachable.c: add HEAD to reachability starting commits
| * | | | | | | | | reachable.c: add HEAD to reachability starting commitsMax Kirillov2014-09-03
| | |/ / / / / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | HEAD is not explicitly used as a starting commit for calculating reachability, so if it's detached and reflogs are disabled it may be pruned. Add tests which demonstrate it. Test 'prune: prune former HEAD after checking out branch' also reverts changes to repository. Signed-off-by: Max Kirillov <max@max630.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | Merge branch 'tb/crlf-tests'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tb/crlf-tests: MinGW: update tests to handle a native eol of crlf Makefile: propagate NATIVE_CRLF to C t0027: Tests for core.eol=native, eol=lf, eol=crlf
| * | | | | | | | | MinGW: update tests to handle a native eol of crlfBrice Lambson2014-09-02
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some of the tests were written with the assumption that the native eol would always be lf. After defining NATIVE_CRLF on MinGW, these tests began failing. This change will update the tests to also handle a native eol of crlf. Signed-off-by: Brice Lambson <bricelam@live.com> Helped-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | Makefile: propagate NATIVE_CRLF to CPat Thoyts2014-09-02
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commit 95f31e9a (convert: The native line-ending is \r\n on MinGW, 2010-09-04) correctly points out that the NATIVE_CRLF setting is incorrectly set on Mingw git. However, the Makefile variable is not propagated to the C preprocessor and results in no change. This patch pushes the definition to the C code and adds a test to validate that when core.eol as native is crlf, we actually normalize text files to this line ending convention when core.autocrlf is false. Signed-off-by: Pat Thoyts <patthoyts@users.sourceforge.net> Signed-off-by: Stepan Kasal <kasal@ucw.cz> Signed-off-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | t0027: Tests for core.eol=native, eol=lf, eol=crlfTorsten Bögershausen2014-08-28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add test cases for core.eol "native" and "" (unset). (MINGW uses CRLF, all other systems LF as native line endings) Add test cases for the attributes "eol=lf" and "eol=crlf" Other minor changes: - Use the more portable 'tr' instead of 'od -c' to convert '\n' into 'Q' and '\0' into 'N' - Style fixes for shell functions according to the coding guide lines - Replace "txtbin" with "attr" Signed-off-by: Torsten Bögershausen <tboegi@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | Merge branch 'mb/fast-import-delete-root'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | An attempt to remove the entire tree in the "git fast-import" input stream caused it to misbehave. * mb/fast-import-delete-root: fast-import: fix segfault in store_tree() t9300: test filedelete command
| * | | | | | | | | | fast-import: fix segfault in store_tree()Maxim Bublis2014-08-29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Branch tree is NULLified by filedelete command if we are trying to delete root tree. Add sanity check and use load_tree() in that case. Signed-off-by: Maxim Bublis <satori@yandex-team.ru> Signed-off-by: Junio C Hamano <gitster@pobox.com>
| * | | | | | | | | | t9300: test filedelete commandMaxim Bublis2014-08-29
| | |/ / / / / / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add new fast-import test series for filedelete command. Signed-off-by: Maxim Bublis <satori@yandex-team.ru> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | Merge branch 'bb/date-iso-strict'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | "log --date=iso" uses a slight variant of ISO 8601 format that is made more human readable. A new "--date=iso-strict" option gives datetime output that is more strictly conformant. * bb/date-iso-strict: pretty: provide a strict ISO 8601 date format
| * | | | | | | | | | pretty: provide a strict ISO 8601 date formatBeat Bolli2014-08-29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Git's "ISO" date format does not really conform to the ISO 8601 standard due to small differences, and it cannot be parsed by ISO 8601-only parsers, e.g. those of XML toolchains. The output from "--date=iso" deviates from ISO 8601 in these ways: - a space instead of the `T` date/time delimiter - a space between time and time zone - no colon between hours and minutes of the time zone Add a strict ISO 8601 date format for displaying committer and author dates. Use the '%aI' and '%cI' format specifiers and add '--date=iso-strict' or '--date=iso8601-strict' date format names. See http://thread.gmane.org/gmane.comp.version-control.git/255879 and http://thread.gmane.org/gmane.comp.version-control.git/52414/focus=52585 for discussion. Signed-off-by: Beat Bolli <bbolli@ewanet.ch> Signed-off-by: Junio C Hamano <gitster@pobox.com>
* | | | | | | | | | | Merge branch 'jk/fast-export-anonymize'Junio C Hamano2014-09-19
|\ \ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Sometimes users want to report a bug they experience on their repository, but they are not at liberty to share the contents of the repository. "fast-export" was taught an "--anonymize" option to replace blob contents, names of people and paths and log messages with bland and simple strings to help them. * jk/fast-export-anonymize: docs/fast-export: explain --anonymize more completely teach fast-export an --anonymize option
| * | | | | | | | | | | teach fast-export an --anonymize optionJeff King2014-08-27
| |/ / / / / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Sometimes users want to report a bug they experience on their repository, but they are not at liberty to share the contents of the repository. It would be useful if they could produce a repository that has a similar shape to its history and tree, but without leaking any information. This "anonymized" repository could then be shared with developers (assuming it still replicates the original problem). This patch implements an "--anonymize" option to fast-export, which generates a stream that can recreate such a repository. Producing a single stream makes it easy for the caller to verify that they are not leaking any useful information. You can get an overview of what will be shared by running a command like: git fast-export --anonymize --all | perl -pe 's/\d+/X/g' | sort -u | less which will show every unique line we generate, modulo any numbers (each anonymized token is assigned a number, like "User 0", and we replace it consistently in the output). In addition to anonymizing, this produces test cases that are relatively small (compared to the original repository) and fast to generate (compared to using filter-branch, or modifying the output of fast-export yourself). Here are numbers for git.git: $ time git fast-export --anonymize --all \ --tag-of-filtered-object=drop >output real 0m2.883s user 0m2.828s sys 0m0.052s $ gzip output $ ls -lh output.gz | awk '{print $5}' 2.9M Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>