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Ævar Arnfjörð Bjarmason 8d56136d03 object-name tests: add tests for ambiguous object blind spots
Extend the tests for ambiguous objects to check how we handle objects
where we return OBJ_BAD when trying to parse them. As noted in [1] we
have a blindspot when it comes to this behavior.

Since we need to add new test data here let's extend these tests to be
tested under SHA-256, in d7a2fc8249 (t1512: skip test if not using
SHA-1, 2018-05-13) all of the existing tests were skipped, as they
rely on specific SHA-1 object IDs.

For these tests it only matters that the first 4 characters of the OID
prefix are the same for both SHA-1 and SHA-256. This uses strings that
I mined, and have the same prefix when hashed with both.

We "test_cmp" the full output to guard against any future regressions,
and because a subsequent commit will tweak it. Showing a diff of how
the output changes is helpful to explain those subsequent commits.

The "sed" invocation in test_cmp_failed_rev_parse() doesn't need a
"/g" because under both SHA-1 and SHA-256 we'll wildcard match any
trailing part of the OID after our known starting prefix. We'd like to
convert all of that to just "..." for the "test_cmp" which follows.

1. https://lore.kernel.org/git/YZwbphPpfGk78w2f@coredump.intra.peff.net/

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-01-27 12:09:33 -08:00
.github Merge branch 'js/windows-ci-path-fix' 2021-10-18 15:47:58 -07:00
block-sha1
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ci Merge branch 'cb/ci-build-pedantic' into maint 2021-10-12 13:51:31 -07:00
compat simple-ipc: work around issues with Cygwin's Unix socket emulation 2021-11-10 09:12:19 -08:00
contrib Merge branch 're/completion-fix-test-equality' 2021-10-29 15:43:16 -07:00
Documentation Git 2.34.1 2021-11-24 10:56:26 -08:00
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refs Merge branch 'jt/no-abuse-alternate-odb-for-submodules' 2021-10-25 16:06:56 -07:00
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t object-name tests: add tests for ambiguous object blind spots 2022-01-27 12:09:33 -08:00
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trace2 Merge branch 'js/trace2-raise-format-version' 2021-11-12 15:29:25 -08:00
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advice.h Merge branch 'en/pull-conflicting-options' into maint 2021-10-12 13:51:36 -07:00
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apply.c Merge branch 'jc/trivial-threeway-binary-merge' into maint 2021-10-12 13:51:45 -07:00
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archive.c archive: convert queue_directory to struct object_id 2021-08-27 14:19:00 -07:00
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attr.c attr: be careful about sparse directories 2021-09-07 22:41:10 -07:00
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branch.c advice: remove read uses of most global advice_ variables 2021-08-25 12:07:52 -07:00
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builtin.h builtin.h: remove cmd_tar_tree() declaration 2021-10-01 14:39:46 -07:00
bulk-checkin.c pack-write: split up finish_tmp_packfile() function 2021-09-09 18:23:11 -07:00
bulk-checkin.h
bundle.c bundle API: change "flags" to be "extra_index_pack_args" 2021-09-07 10:59:23 -07:00
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cache.h Merge branch 'ab/fix-commit-error-message-upon-unwritable-object-store' 2021-10-25 16:06:57 -07:00
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commit-graph.c Merge branch 'js/run-command-close-packs' 2021-09-20 15:20:45 -07:00
commit-graph.h revision: avoid hitting packfiles when commits are in commit-graph 2021-08-09 09:51:12 -07:00
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commit.c advice: move advice.graftFileDeprecated squashing to commit.[ch] 2021-08-25 12:07:52 -07:00
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common-main.c
config.c config.c: don't leak memory in handle_path_include() 2021-10-21 16:26:45 -07:00
config.h Merge branch 'ab/retire-git-config-key-is-valid' 2021-10-11 10:21:47 -07:00
config.mak.dev Makefile: restrict -Wpedantic and -Wno-pedantic-ms-format better 2021-09-28 21:15:53 -07:00
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connect.c Merge branch 'ah/connect-parse-feature-v0-fix' into maint 2021-10-12 13:51:49 -07:00
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connected.c Merge branch 'ps/connectivity-optim' 2021-11-12 15:29:24 -08:00
connected.h connected: refactor iterator to return next object ID directly 2021-09-01 12:43:56 -07:00
convert.c
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COPYING
credential.c urlmatch.[ch]: add and use URLMATCH_CONFIG_INIT 2021-10-01 14:22:51 -07:00
credential.h
csum-file.c use xopen() to handle fatal open(2) failures 2021-08-25 14:39:08 -07:00
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daemon.c Merge branch 'ab/pkt-line-cleanup' 2021-10-25 16:07:00 -07:00
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detect-compiler build: catch clang that identifies itself as "$VENDOR clang" 2021-08-06 13:35:37 -07:00
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diff-lib.c Merge branch 'dd/diff-files-unmerged-fix' into maint 2021-10-12 13:51:40 -07:00
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diffcore-rename.c Merge branch 'en/ort-perf-batch-15' 2021-08-24 15:32:39 -07:00
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dir.c Merge branch 'ds/add-rm-with-sparse-index' into maint 2021-11-23 14:48:11 -08:00
dir.h Merge branch 'ds/sparse-index-ignored-files' 2021-09-20 15:20:44 -07:00
editor.c Merge branch 'jc/save-restore-terminal-revert' into maint 2021-11-23 14:48:15 -08:00
entry.c entry: show finer-grained counter in "Filtering content" progress line 2021-09-09 09:58:19 -07:00
entry.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
environment.c Merge branch 'jk/ref-paranoia' 2021-10-11 10:21:47 -07:00
environment.h
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fetch-negotiator.c repo-settings.c: simplify the setup 2021-09-22 13:15:00 -07:00
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fetch-pack.c fetch-pack: optimize loading of refs via commit graph 2021-09-01 12:43:56 -07:00
fetch-pack.h fetch: teach independent negotiation (no packfile) 2021-05-05 10:41:29 +09:00
fmt-merge-msg.c Merge branch 'fs/ssh-signing' 2021-10-25 16:06:58 -07:00
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generate-cmdlist.sh
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generate-hooklist.sh hook-list.h: add a generated list of hooks, like config-list.h 2021-09-27 09:44:54 -07:00
gettext.c
gettext.h gettext: remove optional non-standard parens in N_() definition 2021-09-03 11:40:30 -07:00
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git-bisect.sh Merge branch 'mr/bisect-in-c-4' 2021-09-23 13:44:48 -07:00
git-compat-util.h wrapper: remove xunsetenv() 2021-10-29 14:59:29 -07:00
git-curl-compat.h http: check CURLE_SSL_PINNEDPUBKEYNOTMATCH when emitting errors 2021-09-27 10:58:07 -07:00
git-cvsexportcommit.perl
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git-cvsserver.perl git-cvsserver: protect against NULL in crypt(3) 2021-09-16 20:47:23 -07:00
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git-merge-resolve.sh
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git-request-pull.sh request-pull: warn if the remote object is not the same as the local one 2019-05-28 13:06:25 -07:00
git-send-email.perl Merge branch 'ab/send-email-config-fix' into maint 2021-10-12 13:51:44 -07:00
git-sh-i18n.sh git-sh-i18n: remove unused eval_ngettext() 2021-10-21 16:04:29 -07:00
git-sh-setup.sh git-sh-setup: remove messaging supporting --preserve-merges 2021-10-21 16:04:29 -07:00
git-submodule.sh Merge branch 'ab/unused-script-helpers' 2021-09-23 13:44:47 -07:00
git-svn.perl git-svn: drop support for --preserve-merges 2021-09-07 21:45:33 -07:00
GIT-VERSION-GEN Git 2.34.1 2021-11-24 10:55:13 -08:00
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git.c Merge branch 'js/retire-preserve-merges' 2021-10-18 15:47:56 -07:00
git.rc
gpg-interface.c Merge branch 'jx/message-fixes' 2021-11-03 13:32:28 -07:00
gpg-interface.h ssh signing: provide a textual signing_key_id 2021-09-10 14:15:52 -07:00
graph.c
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grep.c Revert "grep/pcre2: fix an edge case concerning ascii patterns and UTF-8 data" 2021-11-19 09:10:27 -08:00
grep.h Merge branch 'hm/paint-hits-in-log-grep' 2021-11-01 13:48:08 -07:00
hash-lookup.c
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hash.h oidtree: avoid unaligned access to crit-bit tree 2021-08-15 13:13:50 -07:00
hashmap.c
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help.c help: move column config discovery to help.c library 2021-09-23 10:30:43 -07:00
help.h help: move column config discovery to help.c library 2021-09-23 10:30:43 -07:00
hex.c
hook.c hook.c: add a hook_exists() wrapper and use it in bugreport.c 2021-09-27 09:44:54 -07:00
hook.h hook.c: add a hook_exists() wrapper and use it in bugreport.c 2021-09-27 09:44:54 -07:00
http-backend.c http-backend: remove a duplicated code branch 2021-10-25 08:56:01 -07:00
http-fetch.c
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http.c Merge branch 'ab/designated-initializers-more' 2021-10-18 15:47:57 -07:00
http.h http: check CURLE_SSL_PINNEDPUBKEYNOTMATCH when emitting errors 2021-09-27 10:58:07 -07:00
ident.c
imap-send.c http: centralize the accounting of libcurl dependencies 2021-09-13 10:39:04 -07:00
INSTALL INSTALL: mention that we need libcurl 7.19.4 or newer to build 2021-09-13 10:39:03 -07:00
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list-objects.c list-objects.c: rename "traverse_trees_and_blobs" to "traverse_non_commits" 2021-08-12 13:08:30 -07:00
list-objects.h
list.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
ll-merge.c
ll-merge.h
lockfile.c
lockfile.h *.[ch] *_INIT macros: use { 0 } for a "zero out" idiom 2021-09-27 14:47:59 -07:00
log-tree.c Merge branch 'fs/ssh-signing' 2021-10-25 16:06:58 -07:00
log-tree.h log-tree.h: remove unused function declarations 2021-10-01 14:39:46 -07:00
ls-refs.c Merge branch 'jk/ref-paranoia' 2021-10-11 10:21:47 -07:00
ls-refs.h serve.[ch]: don't pass "struct strvec *keys" to commands 2021-08-05 08:59:37 -07:00
mailinfo.c
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mailmap.c Merge branch 'ab/mailmap-leakfix' into maint 2021-10-12 13:51:30 -07:00
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Makefile Merge branch 'ab/make-sparse-for-real' 2021-10-29 15:43:12 -07:00
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mergesort.c mergesort: use ranks stack 2021-10-01 12:43:09 -07:00
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midx.c Merge branch 'tb/repack-write-midx' 2021-10-18 15:47:57 -07:00
midx.h Merge branch 'tb/repack-write-midx' 2021-10-18 15:47:57 -07:00
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object-file.c Merge branch 'ab/fsck-unexpected-type' 2021-11-12 15:29:25 -08:00
object-name.c advice: remove read uses of most global advice_ variables 2021-08-25 12:07:52 -07:00
object-store.h Merge branch 'ab/fix-commit-error-message-upon-unwritable-object-store' 2021-10-25 16:06:57 -07:00
object.c Merge branch 'ab/fsck-unexpected-type' 2021-10-25 16:06:56 -07:00
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oid-array.c
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oidmap.c
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oidset.h oidset: make oidset_size() an inline function 2021-09-12 16:14:32 -07:00
oidtree.c oidtree: avoid unaligned access to crit-bit tree 2021-08-15 13:13:50 -07:00
oidtree.h
pack-bitmap-write.c pack-bitmap: read multi-pack bitmaps 2021-09-01 13:56:43 -07:00
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pack-bitmap.h Merge branch 'tb/repack-write-midx' 2021-10-18 15:47:57 -07:00
pack-check.c Merge branch 'ab/fsck-unexpected-type' 2021-10-25 16:06:56 -07:00
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pack-revindex.h pack-revindex.h: correct the time complexity descriptions 2021-09-15 22:16:25 -07:00
pack-write.c Merge branch 'tb/pack-finalize-ordering' into maint 2021-10-12 13:51:46 -07:00
pack.h pack-write: split up finish_tmp_packfile() function 2021-09-09 18:23:11 -07:00
packfile.c Merge branch 'rs/close-pack-leakfix' 2021-10-03 21:49:20 -07:00
packfile.h packfile: convert has_packed_and_bad() to object_id 2021-09-12 16:14:32 -07:00
pager.c
parallel-checkout.c pkt-line.[ch]: remove unused packet_read_line_buf() 2021-10-15 13:09:40 -07:00
parallel-checkout.h
parse-options-cb.c
parse-options.c Merge branch 'ab/parse-options-cleanup' 2021-11-09 13:19:06 -08:00
parse-options.h Merge branch 'ab/parse-options-cleanup' 2021-11-09 13:19:06 -08:00
patch-delta.c
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path.c Merge branch 'lh/systemd-timers' 2021-09-20 15:20:40 -07:00
path.h *.[ch] *_INIT macros: use { 0 } for a "zero out" idiom 2021-09-27 14:47:59 -07:00
pathspec.c add: skip tracked paths outside sparse-checkout cone 2021-09-28 10:31:02 -07:00
pathspec.h
pkt-line.c Merge branch 'ab/pkt-line-cleanup' 2021-10-25 16:07:00 -07:00
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preload-index.c
pretty.c Merge branch 'hm/paint-hits-in-log-grep' 2021-11-01 13:48:08 -07:00
pretty.h
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progress.c
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promisor-remote.c
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protocol-caps.c Merge branch 'ab/serve-cleanup' 2021-09-20 15:20:43 -07:00
protocol-caps.h serve.[ch]: don't pass "struct strvec *keys" to commands 2021-08-05 08:59:37 -07:00
protocol.c connect, protocol: log negotiated protocol version 2021-08-10 11:46:33 -07:00
protocol.h
prune-packed.c
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quote.c
quote.h Merge branch 'zh/ref-filter-raw-data' 2021-08-24 15:32:37 -07:00
range-diff.c Merge branch 'rs/range-diff-avoid-segfault-with-I' into maint 2021-10-12 13:51:45 -07:00
range-diff.h
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read-cache.c Merge branch 'rs/add-dry-run-without-objects' 2021-10-25 16:06:57 -07:00
README.md
rebase-interactive.c rebase: remove a no-longer-used function 2021-09-07 21:45:33 -07:00
rebase-interactive.h rebase: remove a no-longer-used function 2021-09-07 21:45:33 -07:00
rebase.c pull: remove support for --rebase=preserve 2021-09-07 21:45:32 -07:00
rebase.h pull: remove support for --rebase=preserve 2021-09-07 21:45:32 -07:00
ref-filter.c i18n: fix typos found during l10n for git 2.34.0 2021-10-31 22:49:49 -07:00
ref-filter.h ref-filter API user: add and use a ref_sorting_release() 2021-10-20 11:36:13 -07:00
reflog-walk.c refs: make repo_dwim_log() accept a NULL oid 2021-08-25 13:27:37 -07:00
reflog-walk.h
refs.c Merge branch 'jt/no-abuse-alternate-odb-for-submodules' 2021-10-25 16:06:56 -07:00
refs.h Merge branch 'jk/ref-paranoia' 2021-10-11 10:21:47 -07:00
refspec.c
refspec.h
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remote-curl.c Merge branch 'ab/pkt-line-cleanup' 2021-10-25 16:07:00 -07:00
remote.c *.[ch] *_INIT macros: use { 0 } for a "zero out" idiom 2021-09-27 14:47:59 -07:00
remote.h
replace-object.c
replace-object.h
repo-settings.c repository.h: don't use a mix of int and bitfields 2021-09-22 13:15:00 -07:00
repository.c Merge branch 'jt/add-submodule-odb-clean-up' 2021-10-06 13:40:11 -07:00
repository.h Merge branch 'ab/repo-settings-cleanup' 2021-10-06 13:40:11 -07:00
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reset.c Change unpack_trees' 'reset' flag into an enum 2021-09-27 13:38:37 -07:00
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revision.c Merge branch 'ps/connectivity-optim' 2021-11-12 15:29:24 -08:00
revision.h Merge branch 'jt/add-submodule-odb-clean-up' 2021-10-06 13:40:11 -07:00
run-command.c Merge branch 'vd/pthread-setspecific-g11-fix' into maint 2021-11-04 12:24:20 -07:00
run-command.h Merge branch 'jh/builtin-fsmonitor-part1' 2021-10-13 15:15:58 -07:00
SECURITY.md
send-pack.c Merge branch 'fs/ssh-signing' 2021-10-25 16:06:58 -07:00
send-pack.h
sequencer.c Merge branch 'pw/rebase-r-fixes' into maint 2021-11-04 12:20:14 -07:00
sequencer.h Merge branch 'js/retire-preserve-merges' 2021-10-18 15:47:56 -07:00
serve.c serve: reject commands used as capabilities 2021-09-15 12:25:19 -07:00
serve.h serve.[ch]: remove "serve_options", split up --advertise-refs code 2021-08-05 08:59:37 -07:00
server-info.c
setup.c setup: use xopen and xdup in sanitize_stdfds 2021-09-09 17:40:02 -07:00
sh-i18n--envsubst.c
sha1dc_git.c
sha1dc_git.h
shallow.c
shallow.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
shell.c
shortlog.h
sideband.c
sideband.h
sigchain.c
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simple-ipc.h Merge branch 'jh/builtin-fsmonitor-part1' 2021-10-13 15:15:58 -07:00
sparse-index.c Merge branch 'ds/sparse-index-ignored-files' 2021-09-20 15:20:44 -07:00
sparse-index.h sparse-index: add SPARSE_INDEX_MEMORY_ONLY flag 2021-09-07 22:41:10 -07:00
split-index.c
split-index.h
stable-qsort.c
strbuf.c merge-{ort,recursive}: remove add_submodule_odb() 2021-10-08 15:06:06 -07:00
strbuf.h Merge branch 'jt/no-abuse-alternate-odb-for-submodules' 2021-10-25 16:06:56 -07:00
streaming.c object-file.c: stop dying in parse_loose_header() 2021-10-01 15:06:00 -07:00
streaming.h
string-list.c string-list.[ch]: remove string_list_init() compatibility function 2021-09-28 14:43:38 -07:00
string-list.h string-list.[ch]: remove string_list_init() compatibility function 2021-09-28 14:43:38 -07:00
strmap.c
strmap.h
strvec.c
strvec.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
sub-process.c
sub-process.h
submodule-config.c submodule-config: pass repo upon blob config read 2021-09-08 11:48:09 -07:00
submodule-config.h submodule-config.h: remove unused SUBMODULE_INIT macro 2021-09-27 14:47:59 -07:00
submodule.c Merge branch 'jt/no-abuse-alternate-odb-for-submodules' 2021-10-25 16:06:56 -07:00
submodule.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
symlinks.c
tag.c
tag.h
tar.h
tempfile.c
tempfile.h
thread-utils.c
thread-utils.h
tmp-objdir.c
tmp-objdir.h
trace2.c trace2: add trace2_child_ready() to report on background children 2021-09-20 08:57:58 -07:00
trace2.h Merge branch 'jh/builtin-fsmonitor-part1' 2021-10-13 15:15:58 -07:00
trace.c
trace.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
trailer.c
trailer.h
transport-helper.c Merge branch 'jk/http-push-status-fix' 2021-10-29 15:43:12 -07:00
transport-internal.h transport: rename "fetch" in transport_vtable to "fetch_refs" 2021-08-05 08:59:36 -07:00
transport.c hook.[ch]: move find_hook() from run-command.c to hook.c 2021-09-27 09:44:54 -07:00
transport.h *.h: move some *_INIT to designated initializers 2021-09-27 14:48:00 -07:00
tree-diff.c tree-diff: fix leak when not HAVE_ALLOCA_H 2021-09-16 13:43:42 -07:00
tree-walk.c
tree-walk.h
tree.c
tree.h
unicode-width.h unicode: update the width tables to Unicode 14 2021-09-17 17:26:21 -07:00
unimplemented.sh
unix-socket.c
unix-socket.h
unix-stream-server.c
unix-stream-server.h
unpack-trees.c Merge branch 'ab/unpack-trees-leakfix' 2021-10-25 16:06:56 -07:00
unpack-trees.h Change unpack_trees' 'reset' flag into an enum 2021-09-27 13:38:37 -07:00
upload-pack.c Merge branch 'ab/serve-cleanup' 2021-09-20 15:20:43 -07:00
upload-pack.h serve.[ch]: remove "serve_options", split up --advertise-refs code 2021-08-05 08:59:37 -07:00
url.c
url.h
urlmatch.c
urlmatch.h urlmatch.[ch]: add and use URLMATCH_CONFIG_INIT 2021-10-01 14:22:51 -07:00
usage.c
userdiff.c userdiff-cpp: back out the digit-separators in numbers 2021-10-25 08:47:44 -07:00
userdiff.h
utf8.c
utf8.h
varint.c
varint.h
version.c version --build-options: report commit, too, if possible 2017-12-14 22:53:04 -08:00
version.h
versioncmp.c
walker.c
walker.h
wildmatch.c
wildmatch.h
worktree.c
worktree.h
wrap-for-bin.sh
wrapper.c wrapper: remove xunsetenv() 2021-10-29 14:59:29 -07:00
write-or-die.c pkt-line: add stdio packet write functions 2021-09-01 10:20:39 -07:00
ws.c
wt-status.c advice: remove read uses of most global advice_ variables 2021-08-25 12:07:52 -07:00
wt-status.h
xdiff-interface.c
xdiff-interface.h
zlib.c Replace all die("BUG: ...") calls by BUG() ones 2018-05-06 19:06:13 +09:00

Build status

Git - fast, scalable, distributed revision control system

Git is a fast, scalable, distributed revision control system with an unusually rich command set that provides both high-level operations and full access to internals.

Git is an Open Source project covered by the GNU General Public License version 2 (some parts of it are under different licenses, compatible with the GPLv2). It was originally written by Linus Torvalds with help of a group of hackers around the net.

Please read the file INSTALL for installation instructions.

Many Git online resources are accessible from https://git-scm.com/ including full documentation and Git related tools.

See Documentation/gittutorial.txt to get started, then see Documentation/giteveryday.txt for a useful minimum set of commands, and Documentation/git-<commandname>.txt for documentation of each command. If git has been correctly installed, then the tutorial can also be read with man gittutorial or git help tutorial, and the documentation of each command with man git-<commandname> or git help <commandname>.

CVS users may also want to read Documentation/gitcvs-migration.txt (man gitcvs-migration or git help cvs-migration if git is installed).

The user discussion and development of Git take place on the Git mailing list -- everyone is welcome to post bug reports, feature requests, comments and patches to git@vger.kernel.org (read Documentation/SubmittingPatches for instructions on patch submission). To subscribe to the list, send an email with just "subscribe git" in the body to majordomo@vger.kernel.org. The mailing list archives are available at https://lore.kernel.org/git/, http://marc.info/?l=git and other archival sites.

Issues which are security relevant should be disclosed privately to the Git Security mailing list git-security@googlegroups.com.

The maintainer frequently sends the "What's cooking" reports that list the current status of various development topics to the mailing list. The discussion following them give a good reference for project status, development direction and remaining tasks.

The name "git" was given by Linus Torvalds when he wrote the very first version. He described the tool as "the stupid content tracker" and the name as (depending on your mood):

  • random three-letter combination that is pronounceable, and not actually used by any common UNIX command. The fact that it is a mispronunciation of "get" may or may not be relevant.
  • stupid. contemptible and despicable. simple. Take your pick from the dictionary of slang.
  • "global information tracker": you're in a good mood, and it actually works for you. Angels sing, and a light suddenly fills the room.
  • "goddamn idiotic truckload of sh*t": when it breaks