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Patrick Steinhardt c3459ae9ef refs/files: use heuristic to decide whether to repack with `--auto`
The `--auto` flag for git-pack-refs(1) allows the ref backend to decide
whether or not a repack is in order. This switch has been introduced
mostly with the "reftable" backend in mind, which already knows to
auto-compact its tables during normal operations. When the flag is set,
then it will use the same auto-compaction mechanism and thus end up
doing nothing in most cases.

The "files" backend does not have any such heuristic yet and instead
packs any loose references unconditionally. So we rewrite the complete
"packed-refs" file even if there's only a single loose reference to be
packed.

Even worse, starting with 9f6714ab3e (builtin/gc: pack refs when using
`git maintenance run --auto`, 2024-03-25), `git pack-refs --auto` is
unconditionally executed via our auto maintenance, so we end up repacking
references every single time auto maintenance kicks in. And while that
commit already mentioned that the "files" backend unconditionally packs
refs now, the author obviously didn't quite think about the consequences
thereof. So while the idea was sound, we really should have added a
heuristic to the "files" backend before implementing it.

Introduce a heuristic that decides whether or not it is worth to pack
loose references. The important factors to decide here are the number of
loose references in comparison to the overall size of the "packed-refs"
file. The bigger the "packed-refs" file, the longer it takes to rewrite
it and thus we scale up the limit of allowed loose references before we
repack.

As is the nature of heuristics, this mechansim isn't obviously
"correct", but should rather be seen as a tradeoff between how much
resources we spend packing refs and how inefficient the ref store
becomes. For all I can say, we have successfully been using the exact
same heuristic in Gitaly for several years by now.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2024-09-04 08:03:24 -07:00
.github Merge branch 'fixes/2.45.1/2.44' into jc/fix-2.45.1-and-friends-for-maint 2024-05-24 16:59:12 -07:00
Documentation Git 2.46-rc2 2024-07-23 16:54:35 -07:00
block-sha1
builtin Merge branch 'js/var-git-shell-path' 2024-07-17 10:47:27 -07:00
ci Merge branch 'rj/test-sanitize-leak-log-fix' 2024-07-17 10:47:24 -07:00
compat mingw(is_msys2_sh): handle forward slashes in the `sh.exe` path, too 2024-07-13 16:23:37 -07:00
contrib cmake: fix build of `t-oidtree` 2024-07-12 14:32:52 -07:00
ewah ewah: `bitmap_equals_ewah()` 2024-05-24 11:40:44 -07:00
git-gui Merge https://github.com/j6t/git-gui 2024-07-07 22:50:59 -07:00
gitk-git
gitweb Merge branch 'am/gitweb-feed-use-committer-date' 2024-07-15 10:11:41 -07:00
mergetools Switch grep from non-portable BRE to portable ERE 2024-05-17 12:13:18 -07:00
negotiator global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
oss-fuzz Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
perl Git.pm: use array in command_bidi_pipe example 2024-06-17 13:41:51 -07:00
po l10n: zh_CN: updated translation for 2.46 2024-07-28 19:52:41 +08:00
refs refs/files: use heuristic to decide whether to repack with `--auto` 2024-09-04 08:03:24 -07:00
reftable Merge branch 'cp/unit-test-reftable-record' 2024-07-15 10:11:44 -07:00
sha1
sha1collisiondetection@855827c583
sha1dc
sha256
t refs/files: use heuristic to decide whether to repack with `--auto` 2024-09-04 08:03:24 -07:00
templates
trace2
xdiff
.cirrus.yml
.clang-format Merge branch 'rs/clang-format-updates' 2024-07-15 10:11:42 -07:00
.editorconfig
.gitattributes Makefile(s): do not enforce "all indents must be done with tab" 2024-05-05 16:54:35 +02:00
.gitignore builtin/refs: new command to migrate ref storage formats 2024-06-06 09:04:34 -07:00
.gitlab-ci.yml gitlab-ci: add job to run `make check-docs` 2024-06-06 08:20:51 -07:00
.gitmodules
.mailmap mailmap: change primary address for Linus Arver 2024-04-16 22:25:11 -07:00
.tsan-suppressions
CODE_OF_CONDUCT.md
COPYING
GIT-VERSION-GEN Git 2.46 2024-07-29 07:14:09 -07:00
INSTALL Sync with 2.42.2 2024-04-19 12:38:50 +02:00
LGPL-2.1
Makefile Merge branch 'cp/unit-test-reftable-record' 2024-07-15 10:11:44 -07:00
README.md git-gui: note the new maintainer 2024-05-11 17:22:17 +02:00
RelNotes More post 2.45.2 updates from the 'master' front 2024-06-28 15:53:19 -07:00
SECURITY.md
abspath.c
abspath.h
aclocal.m4
add-interactive.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
add-interactive.h
add-patch.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
advice.c Merge branch 'ds/advice-sparse-index-expansion' 2024-07-16 11:18:56 -07:00
advice.h Merge branch 'ds/advice-sparse-index-expansion' 2024-07-16 11:18:56 -07:00
alias.c config: plug various memory leaks 2024-05-27 11:20:00 -07:00
alias.h
alloc.c
alloc.h
apply.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
apply.h Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
archive-tar.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
archive-zip.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
archive.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
archive.h
attr.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
attr.h Merge branch 'jc/varargs-attributes' 2024-06-17 15:55:55 -07:00
banned.h
base85.c
base85.h
bisect.c wrapper: introduce `log2u()` 2024-09-04 08:03:24 -07:00
bisect.h
blame.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
blame.h
blob.c
blob.h
bloom.c Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
bloom.h bloom: introduce `deinit_bloom_filters()` 2024-06-25 13:52:06 -07:00
branch.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
branch.h
builtin.h global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
bulk-checkin.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
bulk-checkin.h
bundle-uri.c Merge branch 'xx/bundie-uri-fixes' 2024-07-08 14:53:11 -07:00
bundle-uri.h
bundle.c Merge branch 'xx/bundie-uri-fixes' 2024-07-08 14:53:11 -07:00
bundle.h unbundle: extend object verification for fetches 2024-06-20 10:30:08 -07:00
cache-tree.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
cache-tree.h
cbtree.c
cbtree.h
chdir-notify.c
chdir-notify.h
check-builtins.sh
checkout.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
checkout.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
chunk-format.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
chunk-format.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
color.c color: add support for 12-bit RGB colors 2024-05-02 09:30:38 -07:00
color.h color: add support for 12-bit RGB colors 2024-05-02 09:30:38 -07:00
column.c
column.h
combine-diff.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
command-list.txt builtin/refs: new command to migrate ref storage formats 2024-06-06 09:04:34 -07:00
commit-graph.c Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
commit-graph.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
commit-reach.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
commit-reach.h
commit-slab-decl.h
commit-slab-impl.h
commit-slab.h
commit.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
commit.h Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
common-main.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
config.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
config.h Merge branch 'tb/pseudo-merge-reachability-bitmap' 2024-06-24 16:39:13 -07:00
config.mak.dev Merge branch 'tb/dev-build-pedantic-fix' 2024-07-15 10:11:42 -07:00
config.mak.in
config.mak.uname Merge branch 'js/build-fuzz-more-often' 2024-04-30 14:49:44 -07:00
configure.ac
connect.c refs: call branches branches 2024-06-04 15:07:08 -07:00
connect.h
connected.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
connected.h
convert.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
convert.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
copy.c Merge branch 'fixes/2.45.1/2.41' into fixes/2.45.1/2.42 2024-05-24 16:57:43 -07:00
copy.h Merge branch 'fixes/2.45.1/2.40' into fixes/2.45.1/2.41 2024-05-24 16:57:02 -07:00
credential.c credential: clear expired c->credential, unify secret clearing 2024-06-06 11:42:40 -07:00
credential.h credential: clear expired c->credential, unify secret clearing 2024-06-06 11:42:40 -07:00
csum-file.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
csum-file.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
ctype.c
daemon.c
date.c date: detect underflow/overflow when parsing dates with timezone offset 2024-06-25 17:07:41 -07:00
date.h
decorate.c
decorate.h t/: migrate helper/test-example-decorate to the unit testing framework 2024-05-28 13:53:36 -07:00
delta-islands.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
delta-islands.h
delta.h
detect-compiler
diagnose.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
diagnose.h
diff-delta.c
diff-lib.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
diff-merges.c
diff-merges.h
diff-no-index.c
diff.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
diff.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
diffcore-break.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c
diffcore-rename.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
diffcore-rotate.c
diffcore.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
dir-iterator.c
dir-iterator.h
dir.c win32: override `fspathcmp()` with a directory separator-aware version 2024-07-13 16:23:36 -07:00
dir.h win32: override `fspathcmp()` with a directory separator-aware version 2024-07-13 16:23:36 -07:00
editor.c
editor.h
entry.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
entry.h
environment.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
environment.h config: clarify memory ownership in `git_config_string()` 2024-05-27 11:20:00 -07:00
exec-cmd.c
exec-cmd.h
fetch-negotiator.c
fetch-negotiator.h
fetch-pack.c Merge branch 'xx/bundie-uri-fixes' 2024-07-08 14:53:11 -07:00
fetch-pack.h fetch-pack: expose fsckObjects configuration logic 2024-06-20 10:30:07 -07:00
fmt-merge-msg.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
fmt-merge-msg.h
fsck.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
fsck.h Merge branch 'ps/no-writable-strings' 2024-06-17 15:55:58 -07:00
fsmonitor--daemon.h
fsmonitor-ipc.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
fsmonitor-ipc.h
fsmonitor-ll.h
fsmonitor-path-utils.h
fsmonitor-settings.c config: clarify memory ownership in `git_config_pathname()` 2024-05-27 11:19:59 -07:00
fsmonitor-settings.h
fsmonitor.c
fsmonitor.h
generate-cmdlist.sh
generate-configlist.sh
generate-hooklist.sh
gettext.c
gettext.h
git-archimport.perl
git-compat-util.h win32: override `fspathcmp()` with a directory separator-aware version 2024-07-13 16:23:36 -07:00
git-curl-compat.h
git-cvsexportcommit.perl
git-cvsimport.perl
git-cvsserver.perl
git-difftool--helper.sh
git-filter-branch.sh
git-instaweb.sh
git-merge-octopus.sh
git-merge-one-file.sh
git-merge-resolve.sh
git-mergetool--lib.sh
git-mergetool.sh
git-p4.py git-p4: show Perforce error to the user 2024-05-08 15:44:14 -07:00
git-quiltimport.sh
git-request-pull.sh
git-send-email.perl Merge branch 'cb/send-email-sanitize-trailer-addresses' 2024-07-16 11:18:56 -07:00
git-sh-i18n.sh
git-sh-setup.sh
git-submodule.sh
git-svn.perl
git-web--browse.sh
git-zlib.c
git-zlib.h
git.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
git.rc
gpg-interface.c global: convert intentionally-leaking config strings to consts 2024-06-07 10:30:48 -07:00
gpg-interface.h
graph.c
graph.h
grep.c
grep.h
hash-lookup.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
hash-lookup.h
hash.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
hashmap.c
hashmap.h
help.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
help.h builtin/merge: fix leaking `struct cmdnames` in `get_strategy()` 2024-06-11 13:15:07 -07:00
hex-ll.c
hex-ll.h
hex.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
hex.h hex: guard declarations with `USE_THE_REPOSITORY_VARIABLE` 2024-06-14 10:26:35 -07:00
hook.c Merge branch 'fixes/2.45.1/2.41' into fixes/2.45.1/2.42 2024-05-24 16:57:43 -07:00
hook.h __attribute__: mark some functions with LAST_ARG_MUST_BE_NULL 2024-06-10 09:16:30 -07:00
http-backend.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
http-fetch.c http-fetch: don't crash when parsing packfile without a repo 2024-06-14 10:26:34 -07:00
http-push.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
http-walker.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
http.c Merge branch 'jc/http-cookiefile' 2024-07-17 10:47:26 -07:00
http.h http: add support for authtype and credential 2024-04-16 22:39:07 -07:00
ident.c ident: add casts for fallback name and GECOS 2024-06-07 10:30:51 -07:00
ident.h
imap-send.c Merge branch 'ps/no-writable-strings' 2024-06-17 15:55:58 -07:00
iterator.h
json-writer.c strbuf: introduce strbuf_addstrings() to repeatedly add a string 2024-05-29 09:09:39 -07:00
json-writer.h
khash.h
kwset.c
kwset.h
levenshtein.c
levenshtein.h
line-log.c line-log: always allocate the output prefix 2024-06-07 10:30:51 -07:00
line-log.h
line-range.c line-range: plug leaking find functions 2024-06-11 13:15:08 -07:00
line-range.h
linear-assignment.c
linear-assignment.h
list-objects-filter-options.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
list-objects-filter-options.h
list-objects-filter.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
list-objects-filter.h
list-objects.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
list-objects.h
list.h
lockfile.c
lockfile.h
log-tree.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
log-tree.h
loose.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
loose.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
ls-refs.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
ls-refs.h
mailinfo.c
mailinfo.h
mailmap.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
mailmap.h config: clarify memory ownership in `git_config_string()` 2024-05-27 11:20:00 -07:00
match-trees.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
match-trees.h
mem-pool.c don't report vsnprintf(3) error as bug 2024-04-21 12:27:07 -07:00
mem-pool.h __attribute__: add a few missing format attributes 2024-06-10 09:16:30 -07:00
merge-blobs.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
merge-blobs.h
merge-ll.c global: convert intentionally-leaking config strings to consts 2024-06-07 10:30:48 -07:00
merge-ll.h
merge-ort-wrappers.c merge: fix leaking merge bases 2024-06-11 13:15:08 -07:00
merge-ort-wrappers.h merge: fix leaking merge bases 2024-06-11 13:15:08 -07:00
merge-ort.c Merge branch 'en/ort-inner-merge-error-fix' 2024-07-16 11:18:55 -07:00
merge-ort.h Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
merge-recursive.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
merge-recursive.h merge: fix leaking merge bases 2024-06-11 13:15:08 -07:00
merge.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
merge.h
mergesort.h
midx-write.c Merge branch 'ds/midx-write-repack-fix' 2024-07-23 16:54:33 -07:00
midx.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
midx.h midx: replace `get_midx_rev_filename()` with a generic helper 2024-05-30 13:43:52 -07:00
name-hash.c
name-hash.h
notes-cache.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
notes-cache.h
notes-merge.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
notes-merge.h
notes-utils.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
notes-utils.h commit: fix leaking parents when calling `commit_tree_extended()` 2024-06-11 13:15:07 -07:00
notes.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
notes.h revision: fix leaking display notes 2024-06-11 13:15:05 -07:00
object-file-convert.c hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
object-file-convert.h
object-file.c Merge branch 'ew/object-convert-leakfix' 2024-07-02 09:59:01 -07:00
object-file.h
object-name.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
object-name.h object-name: free leaking object contexts 2024-06-11 13:15:05 -07:00
object-store-ll.h
object-store.h
object.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
object.h Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
oid-array.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
oid-array.h
oidmap.c
oidmap.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
oidset.c oidset: pass hash algorithm when parsing file 2024-06-14 10:26:34 -07:00
oidset.h oidset: pass hash algorithm when parsing file 2024-06-14 10:26:34 -07:00
oidtree.c global: ensure that object IDs are always padded 2024-06-14 10:26:32 -07:00
oidtree.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
pack-bitmap-write.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
pack-bitmap.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
pack-bitmap.h pseudo-merge: implement support for finding existing merges 2024-05-24 11:40:44 -07:00
pack-check.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
pack-mtimes.c
pack-mtimes.h
pack-objects.c
pack-objects.h
pack-revindex.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
pack-revindex.h
pack-write.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
pack.h
packfile.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
packfile.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
pager.c Merge branch 'rj/pager-die-upon-exec-failure' 2024-07-08 14:53:08 -07:00
pager.h
parallel-checkout.c global: ensure that object IDs are always padded 2024-06-14 10:26:32 -07:00
parallel-checkout.h
parse-options-cb.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
parse-options.c
parse-options.h parse-options: cast long name for OPTION_ALIAS 2024-06-07 10:30:53 -07:00
parse.c config: introduce `git_config_double()` 2024-05-24 11:40:42 -07:00
parse.h config: introduce `git_config_double()` 2024-05-24 11:40:42 -07:00
patch-delta.c
patch-ids.c
patch-ids.h
path.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
path.h Merge branch 'jc/worktree-git-path' 2024-06-24 16:39:15 -07:00
pathspec.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
pathspec.h Merge branch 'as/pathspec-h-typofix' 2024-07-12 08:41:57 -07:00
pkt-line.c
pkt-line.h
preload-index.c
preload-index.h
pretty.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
pretty.h Merge branch 'rs/date-mode-pass-by-value' 2024-04-16 14:50:29 -07:00
prio-queue.c
prio-queue.h
progress.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
progress.h
promisor-remote.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
promisor-remote.h config: clarify memory ownership in `git_config_string()` 2024-05-27 11:20:00 -07:00
prompt.c
prompt.h
protocol-caps.c protocol-caps: use hash algorithm from passed-in repository 2024-06-14 10:26:34 -07:00
protocol-caps.h
protocol.c
protocol.h
prune-packed.c
prune-packed.h
pseudo-merge.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
pseudo-merge.h pseudo-merge: implement support for finding existing merges 2024-05-24 11:40:44 -07:00
quote.c
quote.h
range-diff.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
range-diff.h format-patch: run range-diff with larger creation-factor 2024-05-06 11:57:22 -07:00
reachable.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
reachable.h
read-cache-ll.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
read-cache.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
read-cache.h
rebase-interactive.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
rebase-interactive.h rebase -i: pass struct replay_opts to parse_insn_line() 2024-05-30 10:02:56 -07:00
rebase.c
rebase.h
ref-filter.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
ref-filter.h ref-filter: properly distinuish pseudo and root refs 2024-05-15 07:30:52 -07:00
reflog-walk.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
reflog-walk.h
reflog.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
reflog.h
refs.c Merge branch 'ps/ref-storage-migration-fix' 2024-07-23 16:54:34 -07:00
refs.h Merge branch 'ch/refs-without-the-repository-fix' 2024-07-18 08:30:25 -07:00
refspec.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
refspec.h refspec: remove global tag refspec structure 2024-06-07 10:30:49 -07:00
remote-curl.c Merge branch 'jk/remote-wo-url' 2024-07-02 09:59:01 -07:00
remote.c Merge branch 'jk/remote-wo-url' 2024-07-02 09:59:01 -07:00
remote.h Merge branch 'jk/remote-wo-url' 2024-07-02 09:59:01 -07:00
replace-object.c replace-object: use hash algorithm from passed-in repository 2024-06-14 10:26:34 -07:00
replace-object.h
repo-settings.c Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
repository.c Merge branch 'ps/ref-storage-migration' 2024-06-17 15:55:55 -07:00
repository.h Merge branch 'tb/path-filter-fix' 2024-07-08 14:53:10 -07:00
rerere.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
rerere.h
reset.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
reset.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
resolve-undo.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
resolve-undo.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
revision.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
revision.h
run-command.c run-command: declare the `git_shell_path()` function globally 2024-07-13 16:23:37 -07:00
run-command.h run-command: declare the `git_shell_path()` function globally 2024-07-13 16:23:37 -07:00
sane-ctype.h
scalar.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
send-pack.c Merge branch 'jc/disable-push-nego-for-deletion' 2024-07-15 10:11:43 -07:00
send-pack.h
sequencer.c Merge branch 'ps/leakfixes-more' 2024-07-08 14:53:10 -07:00
sequencer.h Merge branch 'pw/rebase-i-error-message' into maint-2.45 2024-07-02 09:27:56 -07:00
serve.c hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
serve.h
server-info.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
server-info.h
setup.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
setup.h refs: convert ref storage format to an enum 2024-06-06 09:04:31 -07:00
sh-i18n--envsubst.c
sha1dc_git.c
sha1dc_git.h
shallow.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
shallow.h
shared.mak
shell.c
shortlog.h
sideband.c
sideband.h
sigchain.c
sigchain.h
simple-ipc.h
sparse-index.c Merge branch 'ds/advice-sparse-index-expansion' 2024-07-16 11:18:56 -07:00
sparse-index.h
split-index.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
split-index.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
stable-qsort.c
statinfo.c
statinfo.h
strbuf.c Merge branch 'gt/t-hash-unit-test' 2024-06-12 13:37:15 -07:00
strbuf.h strbuf: introduce strbuf_addstrings() to repeatedly add a string 2024-05-29 09:09:39 -07:00
streaming.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
streaming.h
string-list.c
string-list.h
strmap.c
strmap.h
strvec.c strvec: declare the `strvec_push_nodup()` function globally 2024-07-13 16:23:36 -07:00
strvec.h strvec: declare the `strvec_push_nodup()` function globally 2024-07-13 16:23:36 -07:00
sub-process.c
sub-process.h
submodule-config.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
submodule-config.h
submodule.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
submodule.h Sync with 2.39.4 2024-04-19 12:38:37 +02:00
symlinks.c
symlinks.h
tag.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
tag.h refs: pass repo when peeling objects 2024-05-17 10:33:39 -07:00
tar.h
tempfile.c
tempfile.h
thread-utils.c
thread-utils.h
tmp-objdir.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
tmp-objdir.h
trace.c
trace.h
trace2.c
trace2.h __attribute__: trace2_region_enter_printf() is like "printf" 2024-06-10 09:16:19 -07:00
trailer.c global: improve const correctness when assigning string constants 2024-06-07 10:30:48 -07:00
trailer.h Merge branch 'la/hide-trailer-info' 2024-05-23 11:04:27 -07:00
transport-helper.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
transport-internal.h
transport.c Merge branch 'xx/bundie-uri-fixes' 2024-07-08 14:53:11 -07:00
transport.h
tree-diff.c hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
tree-walk.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
tree-walk.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00
tree.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
tree.h
unicode-width.h
unimplemented.sh
unix-socket.c
unix-socket.h
unix-stream-server.c
unix-stream-server.h
unpack-trees.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
unpack-trees.h
upload-pack.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
upload-pack.h
url.c
url.h
urlmatch.c
urlmatch.h
usage.c
userdiff.c Merge branch 'rs/diff-exit-code-with-external-diff' 2024-06-20 15:45:08 -07:00
userdiff.h Merge branch 'rs/diff-exit-code-with-external-diff' 2024-06-20 15:45:08 -07:00
utf8.c
utf8.h
varint.c
varint.h
version.c
version.h
versioncmp.c
versioncmp.h
walker.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
walker.h
wildmatch.c
wildmatch.h
worktree.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
worktree.h Merge branch 'jc/worktree-git-path' 2024-06-24 16:39:15 -07:00
wrap-for-bin.sh
wrapper.c don't report vsnprintf(3) error as bug 2024-04-21 12:27:07 -07:00
wrapper.h wrapper: introduce `log2u()` 2024-09-04 08:03:24 -07:00
write-or-die.c
write-or-die.h
ws.c
ws.h
wt-status.c Merge branch 'ps/use-the-repository' 2024-07-02 09:59:00 -07:00
wt-status.h
xdiff-interface.c global: introduce `USE_THE_REPOSITORY_VARIABLE` macro 2024-06-14 10:26:33 -07:00
xdiff-interface.h hash-ll: merge with "hash.h" 2024-06-14 10:26:33 -07:00

README.md

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 and Documentation/CodingGuidelines).

Those wishing to help with error message, usage and informational message string translations (localization l10) should see po/README.md (a po file is a Portable Object file that holds the translations).

To subscribe to the list, send an email to git+subscribe@vger.kernel.org (see https://subspace.kernel.org/subscribing.html for details). The mailing list archives are available at https://lore.kernel.org/git/, https://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