Граф коммитов

62488 Коммитов

Автор SHA1 Сообщение Дата
Ævar Arnfjörð Bjarmason f08b4013c3 blame tests: simplify userdiff driver test
Simplify the test added in 9466e3809d (blame: enable funcname blaming
with userdiff driver, 2020-11-01) to use the --author support recently
added in 999cfc4f45 (test-lib functions: add --author support to
test_commit, 2021-01-12).

We also did not need the full fortran-external-function content. Let's
cut it down to just the important parts.

I'm modifying it to demonstrate that the fortran-specific userdiff
function is in effect by adding "DO NOT MATCH ..." and "AS THE ..."
lines surrounding the "RIGHT" one.

This is to check that we're using the userdiff "fortran" driver, as
opposed to the default driver which would match on those lines as part
of the general heuristic of matching a line that doesn't begin with
whitespace.

The test had also been leaving behind a .gitattributes file for later
tests to possibly trip over, let's clean it up with
"test_when_finished".

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason b269441be2 blame tests: don't rely on t/t4018/ directory
Refactor a test added in 9466e3809d (blame: enable funcname blaming
with userdiff driver, 2020-11-01) so that the blame tests don't rely
on stealing the contents of "t/t4018/fortran-external-function".

I have another patch series that'll possibly (or not) refactor that
file, but having this test inter-dependency makes things simple in any
case by making this test more readable.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason 6cb77966ec userdiff: remove support for "broken" tests
There have been no "broken" tests since 75c3b6b2e8 (userdiff: improve
Fortran xfuncname regex, 2020-08-12). Let's remove the test support
for them.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason 28e8f0d5e5 userdiff tests: list builtin drivers via test-tool
Change the userdiff test to list the builtin drivers via the
test-tool, using the new for_each_userdiff_driver() API function.

This gets rid of the need to modify this part of the test every time a
new pattern is added, see 2ff6c34612 (userdiff: support Bash,
2020-10-22) and 09dad9256a (userdiff: support Markdown, 2020-05-02)
for two recent examples.

I only need the "list-builtin-drivers "argument here, but let's add
"list-custom-drivers" and "list-drivers" too, just because it's easy.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason 132bf25989 userdiff tests: explicitly test "default" pattern
Since 122aa6f9c0 (diff: introduce diff.<driver>.binary, 2008-10-05)
the internals of the userdiff.c code have understood a "default" name,
which is invoked as userdiff_find_by_name("default") and present in
the "builtin_drivers" struct. Let's test for this special case.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason f12fa9ee6c userdiff: add and use for_each_userdiff_driver()
Refactor the userdiff_find_by_namelen() function so that a new
for_each_userdiff_driver() API function does most of the work.

This will be useful for the same reason we've got other for_each_*()
API functions as part of various APIs, and will be used in a follow-up
commit.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:10 -07:00
Ævar Arnfjörð Bjarmason 82512e008c userdiff style: normalize pascal regex declaration
Declare the pascal pattern consistently with how we declare the
others, not having "\n" on one line by itself, but as part of the
pattern, and when there are alterations have the "|" at the start, not
end of the line.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:09 -07:00
Ævar Arnfjörð Bjarmason 6d1c9c527e userdiff style: declare patterns with consistent style
Change those patterns which were declared with a regex on the same
line as the "PATTERNS()" line to put that regex on the next line, and
add missing "/* -- */" separator comments between the pattern and
word_regex.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:09 -07:00
Ævar Arnfjörð Bjarmason ddd164d026 userdiff style: re-order drivers in alphabetical order
Address some old code smell and move around the built-in userdiff
drivers so they're both in alphabetical order, and now in the same
order they appear in the gitattributes(5) documentation.

The two started drifting in be58e70dba (diff: unify external diff and
funcname parsing code, 2008-10-05), and then even further in
80c49c3de2 (color-words: make regex configurable via attributes,
2009-01-17) when the "cpp" pattern was added.

There are no functional changes here, and as --color-moved will show
only moved existing lines.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-04-08 12:19:09 -07:00
Junio C Hamano 1424303384 The second batch
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-22 14:00:25 -07:00
Junio C Hamano 3099d4faa3 Merge branch 'bc/clone-bare-with-conflicting-config'
"git -c core.bare=false clone --bare ..." would have segfaulted,
which has been corrected.

* bc/clone-bare-with-conflicting-config:
  builtin/init-db: handle bare clones when core.bare set to false
2021-03-22 14:00:25 -07:00
Junio C Hamano d4bda9b045 Merge branch 'jk/filter-branch-sha256'
Code clean-up.

* jk/filter-branch-sha256:
  filter-branch: drop $_x40 glob
  filter-branch: drop multiple-ancestor warning
  t7003: test ref rewriting explicitly
2021-03-22 14:00:25 -07:00
Junio C Hamano 20adca9006 Merge branch 'ps/update-ref-trans-hook-doc'
Doc update.

* ps/update-ref-trans-hook-doc:
  githooks.txt: clarify documentation on reference-transaction hook
  githooks.txt: replace mentions of SHA-1 specific properties
2021-03-22 14:00:25 -07:00
Junio C Hamano 960f466d1a Merge branch 'rr/mailmap-entry-self'
* rr/mailmap-entry-self:
  Add entry for Ramkumar Ramachandra
2021-03-22 14:00:25 -07:00
Junio C Hamano 3d92c0a784 Merge branch 'jr/doc-ignore-typofix'
Doc cleanup.

* jr/doc-ignore-typofix:
  doc: .gitignore documentation typofix
2021-03-22 14:00:25 -07:00
Junio C Hamano 44e03bfdb6 Merge branch 'sv/t9801-test-path-is-file-cleanup'
Test cleanup.

* sv/t9801-test-path-is-file-cleanup:
  t9801: replace test -f with test_path_is_file
2021-03-22 14:00:24 -07:00
Junio C Hamano c83d602ad2 Merge branch 'dl/cat-file-doc-cleanup'
Doc cleanup.

* dl/cat-file-doc-cleanup:
  git-cat-file.txt: remove references to "sha1"
  git-cat-file.txt: monospace args, placeholders and filenames
2021-03-22 14:00:24 -07:00
Junio C Hamano 25f9326561 Merge branch 'rs/pretty-describe'
"git log --format='...'" learned "%(describe)" placeholder.

* rs/pretty-describe:
  archive: expand only a single %(describe) per archive
  pretty: document multiple %(describe) being inconsistent
  t4205: assert %(describe) test coverage
  pretty: add merge and exclude options to %(describe)
  pretty: add %(describe)
2021-03-22 14:00:24 -07:00
Junio C Hamano f5c73f69fd Merge branch 'dl/stash-show-untracked'
"git stash show" learned to optionally show untracked part of the
stash.

* dl/stash-show-untracked:
  stash show: learn stash.showIncludeUntracked
  stash show: teach --include-untracked and --only-untracked
2021-03-22 14:00:24 -07:00
Junio C Hamano dd4048d1c7 Merge branch 'en/ort-perf-batch-8'
Rename detection rework continues.

* en/ort-perf-batch-8:
  diffcore-rename: compute dir_rename_guess from dir_rename_counts
  diffcore-rename: limit dir_rename_counts computation to relevant dirs
  diffcore-rename: compute dir_rename_counts in stages
  diffcore-rename: extend cleanup_dir_rename_info()
  diffcore-rename: move dir_rename_counts into dir_rename_info struct
  diffcore-rename: add function for clearing dir_rename_count
  Move computation of dir_rename_count from merge-ort to diffcore-rename
  diffcore-rename: add a mapping of destination names to their indices
  diffcore-rename: provide basic implementation of idx_possible_rename()
  diffcore-rename: use directory rename guided basename comparisons
2021-03-22 14:00:24 -07:00
Junio C Hamano 24119d9d7b Merge branch 'ab/grep-pcre2-allocfix'
Updates to memory allocation code around the use of pcre2 library.

* ab/grep-pcre2-allocfix:
  grep/pcre2: move definitions of pcre2_{malloc,free}
  grep/pcre2: move back to thread-only PCREv2 structures
  grep/pcre2: actually make pcre2 use custom allocator
  grep/pcre2: use pcre2_maketables_free() function
  grep/pcre2: use compile-time PCREv2 version test
  grep/pcre2: add GREP_PCRE2_DEBUG_MALLOC debug mode
  grep/pcre2: prepare to add debugging to pcre2_malloc()
  grep/pcre2: correct reference to grep_init() in comment
  grep/pcre2: drop needless assignment to NULL
  grep/pcre2: drop needless assignment + assert() on opt->pcre2
2021-03-22 14:00:23 -07:00
Junio C Hamano e8d5a423ca Merge branch 'jk/perf-in-worktrees'
Perf test update to work better in secondary worktrees.

* jk/perf-in-worktrees:
  t/perf: avoid copying worktree files from test repo
  t/perf: handle worktrees as test repos
2021-03-22 14:00:23 -07:00
Junio C Hamano d20fa3cf9d Merge branch 'ds/commit-graph-generation-config'
A new configuration variable has been introduced to allow choosing
which version of the generation number gets used in the
commit-graph file.

* ds/commit-graph-generation-config:
  commit-graph: use config to specify generation type
  commit-graph: create local repository pointer
2021-03-22 14:00:23 -07:00
Junio C Hamano 52182e3b1f Merge branch 'ab/remote-write-config-in-camel-case'
Update C code that sets a few configuration variables when a remote
is configured so that it spells configuration variable names in the
canonical camelCase.

* ab/remote-write-config-in-camel-case:
  remote: write camel-cased *.pushRemote on rename
  remote: add camel-cased *.tagOpt key, like clone
2021-03-22 14:00:23 -07:00
Junio C Hamano 2435feaa20 Merge branch 'mt/cleanly-die-upon-missing-required-filter'
We had a code to diagnose and die cleanly when a required
clean/smudge filter is missing, but an assert before that
unnecessarily fired, hiding the end-user facing die() message.

* mt/cleanly-die-upon-missing-required-filter:
  convert: fail gracefully upon missing clean cmd on required filter
2021-03-22 14:00:22 -07:00
Junio C Hamano 204333b015 Merge branch 'jk/open-dotgitx-with-nofollow'
It does not make sense to make ".gitattributes", ".gitignore" and
".mailmap" symlinks, as they are supposed to be usable from the
object store (think: bare repositories where HEAD:.mailmap etc. are
used).  When these files are symbolic links, we used to read the
contents of the files pointed by them by mistake, which has been
corrected.

* jk/open-dotgitx-with-nofollow:
  mailmap: do not respect symlinks for in-tree .mailmap
  exclude: do not respect symlinks for in-tree .gitignore
  attr: do not respect symlinks for in-tree .gitattributes
  exclude: add flags parameter to add_patterns()
  attr: convert "macro_ok" into a flags field
  add open_nofollow() helper
2021-03-22 14:00:22 -07:00
Junio C Hamano 98164e9585 The first batch in 2.32 cycle
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-19 15:25:40 -07:00
Junio C Hamano ef486a9ecf Merge branch 'tb/git-mv-icase-fix'
Fix a corner case bug in "git mv" on case insensitive systems,
which was introduced in 2.29 timeframe.

* tb/git-mv-icase-fix:
  git mv foo FOO ; git mv foo bar gave an assert
2021-03-19 15:25:40 -07:00
Junio C Hamano bfcc6e2a68 Merge branch 'rs/xcalloc-takes-nelem-first'
Code cleanup.

* rs/xcalloc-takes-nelem-first:
  fix xcalloc() argument order
2021-03-19 15:25:39 -07:00
Junio C Hamano af107029b1 Merge branch 'ah/make-fuzz-all-doc-update'
Update insn in Makefile comments to run fuzz-all target.

* ah/make-fuzz-all-doc-update:
  Makefile: update 'make fuzz-all' docs to reflect modern clang
2021-03-19 15:25:39 -07:00
Junio C Hamano c691e918f4 Merge branch 'jk/slimmed-down'
Unused code removal.

* jk/slimmed-down:
  vcs-svn: remove header files as well
2021-03-19 15:25:38 -07:00
Junio C Hamano 92ccd7b752 Merge branch 'rs/calloc-array'
CALLOC_ARRAY() macro replaces many uses of xcalloc().

* rs/calloc-array:
  cocci: allow xcalloc(1, size)
  use CALLOC_ARRAY
  git-compat-util.h: drop trailing semicolon from macro definition
2021-03-19 15:25:38 -07:00
Junio C Hamano a8a0ac3234 Merge branch 'rs/avoid-null-statement-after-macro-call'
Fix macros that can silently inject unintended null-statements.

* rs/avoid-null-statement-after-macro-call:
  mem-pool: drop trailing semicolon from macro definition
  block-sha1: drop trailing semicolon from macro definition
2021-03-19 15:25:38 -07:00
Junio C Hamano 948e8ac534 Merge branch 'km/config-doc-typofix'
Docfix.

* km/config-doc-typofix:
  config.txt: add missing period
2021-03-19 15:25:38 -07:00
Junio C Hamano cc930b7472 Merge branch 'jt/clone-unborn-head'
Test fix.

* jt/clone-unborn-head:
  t5606: run clone branch name test with protocol v2
2021-03-19 15:25:38 -07:00
Junio C Hamano 1dd4e74522 Merge branch 'js/fsmonitor-unpack-fix'
The data structure used by fsmonitor interface was not properly
duplicated during an in-core merge, leading to use-after-free etc.

* js/fsmonitor-unpack-fix:
  fsmonitor: do not forget to release the token in `discard_index()`
  fsmonitor: fix memory corruption in some corner cases
2021-03-19 15:25:37 -07:00
Junio C Hamano 35381b13da Merge branch 'jk/bisect-peel-tag-fix'
"git bisect" reimplemented more in C during 2.30 timeframe did not
take an annotated tag as a good/bad endpoint well.  This regression
has been corrected.

* jk/bisect-peel-tag-fix:
  bisect: peel annotated tags to commits
2021-03-19 15:25:37 -07:00
Junio C Hamano 8779c141da Merge branch 'jh/fsmonitor-prework'
The fsmonitor interface read from its input without making sure
there is something to read from.  This bug is new in 2.31
timeframe.

* jh/fsmonitor-prework:
  fsmonitor: avoid global-buffer-overflow READ when checking trivial response
2021-03-19 15:25:37 -07:00
Junio C Hamano eabacfd9cb Merge branch 'jc/calloc-fix'
Code clean-up.

* jc/calloc-fix:
  xcalloc: use CALLOC_ARRAY() when applicable
2021-03-19 15:25:37 -07:00
Johannes Schindelin 4abc57848d fsmonitor: do not forget to release the token in `discard_index()`
In 56c6910028 (fsmonitor: change last update timestamp on the
index_state to opaque token, 2020-01-07), we forgot to adjust
`discard_index()` to release the "last-update" token: it is no longer a
64-bit number, but a free-form string that has been allocated.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 12:19:28 -07:00
Johannes Schindelin 3dfd30598b fsmonitor: fix memory corruption in some corner cases
In 56c6910028 (fsmonitor: change last update timestamp on the
index_state to opaque token, 2020-01-07), we forgot to adjust the part
of `unpack_trees()` that copies the FSMonitor "last-update" information
that we copy from the source index to the result index since 679f2f9fdd
(unpack-trees: skip stat on fsmonitor-valid files, 2019-11-20).

Since the "last-update" information is no longer a 64-bit number, but a
free-form string that has been allocated, we need to duplicate it rather
than just copying it.

This is important because there _are_ cases when `unpack_trees()` will
perform a oneway merge that implicitly calls `refresh_fsmonitor()`
(which will allocate that "last-update" token). This happens _after_
that token was copied into the result index. However, we _then_ call
`check_updates()` on that index, which will _also_ call
`refresh_fsmonitor()`, accessing the "last-update" string, which by now
would be released already.

In the instance that lead to this patch, this caused a segmentation
fault during a lengthy, complicated rebase involving the todo command
`reset` that (crucially) had to updated many files. Unfortunately, it
seems very hard to trigger that crash, therefore this patch is not
accompanied by a regression test.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 12:19:26 -07:00
Kyle Meyer cfd409ed09 config.txt: add missing period
Signed-off-by: Kyle Meyer <kyle@kyleam.com>
Acked-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 11:25:15 -07:00
Jeff King 7730f85594 bisect: peel annotated tags to commits
This patch fixes a bug where git-bisect doesn't handle receiving
annotated tags as "git bisect good <tag>", etc. It's a regression in
27257bc466 (bisect--helper: reimplement `bisect_state` & `bisect_head`
shell functions in C, 2020-10-15).

The original shell code called:

  sha=$(git rev-parse --verify "$rev^{commit}") ||
          die "$(eval_gettext "Bad rev input: \$rev")"

which will peel the input to a commit (or complain if that's not
possible). But the C code just calls get_oid(), which will yield the oid
of the tag.

The fix is to peel to a commit. The error message here is a little
non-idiomatic for Git (since it starts with a capital). I've mostly left
it, as it matches the other converted messages (like the "Bad rev input"
we print when get_oid() fails), though I did add an indication that it
was the peeling that was the problem. It might be worth taking a pass
through this converted code to modernize some of the error messages.

Note also that the test does a bare "grep" (not i18ngrep) on the
expected "X is the first bad commit" output message. This matches the
rest of the test script.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 11:24:08 -07:00
Jonathan Tan 5f70859c15 t5606: run clone branch name test with protocol v2
4f37d45706 ("clone: respect remote unborn HEAD", 2021-02-05) introduces
a new feature (if the remote has an unborn HEAD, e.g. when the remote
repository is empty, use it as the name of the branch) that only works
in protocol v2, but did not ensure that one of its tests always uses
protocol v2, and thus that test would fail if
GIT_TEST_PROTOCOL_VERSION=0 (or 1) is used. Therefore, add "-c
protocol.version=2" to the appropriate test.

(The rest of the tests from that commit have "-c protocol.version=2"
already added.)

Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 11:19:36 -07:00
René Scharfe 116affac3f mem-pool: drop trailing semicolon from macro definition
Allow BLOCK_GROWTH_SIZE to be used like an integer literal by removing
the trailing semicolon from its definition.  Also wrap the expression in
parentheses, to allow it to be used with operators without leading to
unexpected results.  It doesn't matter for the current use site, but
make it follow standard macro rules anyway to avoid future surprises.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 10:20:16 -07:00
René Scharfe 3d8cbbf2c3 block-sha1: drop trailing semicolon from macro definition
23119ffb4e (block-sha1: put expanded macro parameters in parentheses,
2012-07-22) added a trailing semicolon to the definition of SHA_MIX
without explanation.  It doesn't matter with the current code, but make
sure to avoid potential surprises by removing it again.

This allows the macro to be used almost like a function: Users can
combine it with operators of their choice, but still must not pass an
expression with side-effects as a parameter, as it would be evaluated
multiple times.

Signed-off-by: René Scharfe <l.s.r@web.de>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 10:20:01 -07:00
Andrzej Hunt 097ea2c848 fsmonitor: avoid global-buffer-overflow READ when checking trivial response
query_result can be be an empty strbuf (STRBUF_INIT) - in that case
trying to read 3 bytes triggers a buffer overflow read (as
query_result.buf = '\0').

Therefore we need to check query_result's length before trying to read 3
bytes.

This overflow was introduced in:
  940b94f35c (fsmonitor: log invocation of FSMonitor hook to trace2, 2021-02-03)
It was found when running the test-suite against ASAN, and can be most
easily reproduced with the following command:

make GIT_TEST_OPTS="-v" DEFAULT_TEST_TARGET="t7519-status-fsmonitor.sh" \
SANITIZE=address DEVELOPER=1 test

==2235==ERROR: AddressSanitizer: global-buffer-overflow on address 0x0000019e6e5e at pc 0x00000043745c bp 0x7fffd382c520 sp 0x7fffd382bcc8
READ of size 3 at 0x0000019e6e5e thread T0
    #0 0x43745b in MemcmpInterceptorCommon(void*, int (*)(void const*, void const*, unsigned long), void const*, void const*, unsigned long) /home/abuild/rpmbuild/BUILD/llvm-11.0.0.src/build/../projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:842:7
    #1 0x43786d in bcmp /home/abuild/rpmbuild/BUILD/llvm-11.0.0.src/build/../projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:887:10
    #2 0x80b146 in fsmonitor_is_trivial_response /home/ahunt/oss-fuzz/git/fsmonitor.c:192:10
    #3 0x80b146 in query_fsmonitor /home/ahunt/oss-fuzz/git/fsmonitor.c:175:7
    #4 0x80a749 in refresh_fsmonitor /home/ahunt/oss-fuzz/git/fsmonitor.c:267:21
    #5 0x80bad1 in tweak_fsmonitor /home/ahunt/oss-fuzz/git/fsmonitor.c:429:4
    #6 0x90f040 in read_index_from /home/ahunt/oss-fuzz/git/read-cache.c:2321:3
    #7 0x8e5d08 in repo_read_index_preload /home/ahunt/oss-fuzz/git/preload-index.c:164:15
    #8 0x52dd45 in prepare_index /home/ahunt/oss-fuzz/git/builtin/commit.c:363:6
    #9 0x52a188 in cmd_commit /home/ahunt/oss-fuzz/git/builtin/commit.c:1588:15
    #10 0x4ce77e in run_builtin /home/ahunt/oss-fuzz/git/git.c:453:11
    #11 0x4ccb18 in handle_builtin /home/ahunt/oss-fuzz/git/git.c:704:3
    #12 0x4cb01c in run_argv /home/ahunt/oss-fuzz/git/git.c:771:4
    #13 0x4cb01c in cmd_main /home/ahunt/oss-fuzz/git/git.c:902:19
    #14 0x6aca8d in main /home/ahunt/oss-fuzz/git/common-main.c:52:11
    #15 0x7fb027bf5349 in __libc_start_main (/lib64/libc.so.6+0x24349)
    #16 0x4206b9 in _start /home/abuild/rpmbuild/BUILD/glibc-2.26/csu/../sysdeps/x86_64/start.S:120

0x0000019e6e5e is located 2 bytes to the left of global variable 'strbuf_slopbuf' defined in 'strbuf.c:51:6' (0x19e6e60) of size 1
  'strbuf_slopbuf' is ascii string ''
0x0000019e6e5e is located 126 bytes to the right of global variable 'signals' defined in 'sigchain.c:11:31' (0x19e6be0) of size 512
SUMMARY: AddressSanitizer: global-buffer-overflow /home/abuild/rpmbuild/BUILD/llvm-11.0.0.src/build/../projects/compiler-rt/lib/asan/../sanitizer_common/sanitizer_common_interceptors.inc:842:7 in MemcmpInterceptorCommon(void*, int (*)(void const*, void const*, unsigned long), void const*, void const*, unsigned long)
Shadow bytes around the buggy address:
  0x000080334d70: f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 00 00 00 00
  0x000080334d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x000080334d90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x000080334da0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x000080334db0: 00 00 00 00 00 00 00 00 00 00 00 00 f9 f9 f9 f9
=>0x000080334dc0: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9[f9]01 f9 f9 f9
  0x000080334dd0: f9 f9 f9 f9 03 f9 f9 f9 f9 f9 f9 f9 02 f9 f9 f9
  0x000080334de0: f9 f9 f9 f9 00 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9
  0x000080334df0: f9 f9 f9 f9 01 f9 f9 f9 f9 f9 f9 f9 00 00 00 00
  0x000080334e00: f9 f9 f9 f9 00 00 00 00 f9 f9 f9 f9 01 f9 f9 f9
  0x000080334e10: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 00 f9 f9 f9
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
  Shadow gap:              cc

Signed-off-by: Andrzej Hunt <ajrhunt@google.com>
Acked-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-17 10:00:20 -07:00
Junio C Hamano 1c57cc70ec cocci: allow xcalloc(1, size)
Allocating a pre-cleared single element is quite common and it is
misleading to use CALLOC_ARRAY(); these allocations that would be
affected without this change are not allocating an array.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-15 17:56:07 -07:00
Junio C Hamano 486f4bd183 xcalloc: use CALLOC_ARRAY() when applicable
These are for codebase before Git 2.31

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-15 17:51:10 -07:00
Junio C Hamano a5828ae6b5 Git 2.31
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-03-15 11:51:51 -07:00