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Junio C Hamano 030faf2fa5 Merge branch 'kw/write-index-reduce-alloc'
We used to spend more than necessary cycles allocating and freeing
piece of memory while writing each index entry out.  This has been
optimized.

* kw/write-index-reduce-alloc:
  read-cache: avoid allocating every ondisk entry when writing
  read-cache: fix memory leak in do_write_index
  perf: add test for writing the index
2017-08-26 22:55:08 -07:00
.github
block-sha1
builtin Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -07:00
ci
compat Merge branch 'rs/bswap-ubsan-fix' into maint 2017-08-23 14:33:46 -07:00
contrib Merge branch 'eb/contacts-reported-by' 2017-08-11 13:27:06 -07:00
Documentation Merge branch 'jk/trailers-parse' 2017-08-26 22:55:04 -07:00
ewah
git-gui Merge branch 'js/msgfmt-on-windows' of ../git-gui into js/git-gui-msgfmt-on-windows 2017-07-25 13:42:41 -07:00
gitk-git
gitweb Merge branch 'js/gitweb-raw-blob-link-in-history' 2017-08-26 22:55:07 -07:00
mergetools
perl Merge branch 'ur/svn-local-zone' 2017-08-22 10:29:07 -07:00
po l10n: zh_CN: review for git v2.14.0 l10n 2017-08-02 08:02:37 +08:00
ppc
refs Merge branch 'mh/packed-ref-store' 2017-08-22 10:29:16 -07:00
sha1collisiondetection@19d97bf5af
sha1dc
t Merge branch 'kw/write-index-reduce-alloc' 2017-08-26 22:55:08 -07:00
templates Merge branch 'ks/prepare-commit-msg-sample-fix' 2017-08-23 14:13:07 -07:00
vcs-svn Merge branch 'jn/vcs-svn-cleanup' 2017-08-26 22:55:06 -07:00
xdiff
.gitattributes
.gitignore
.gitmodules
.mailmap
.travis.yml
abspath.c
aclocal.m4
advice.c
advice.h
alias.c Merge branch 'js/alias-case-sensitivity' 2017-07-20 16:29:59 -07:00
alloc.c
apply.c Merge branch 'tb/apply-with-crlf' 2017-08-26 22:55:05 -07:00
apply.h apply: remove prefix_length member from apply_state 2017-08-09 10:21:45 -07:00
archive-tar.c
archive-zip.c
archive.c
archive.h
argv-array.c
argv-array.h
attr.c
attr.h
base85.c
bisect.c
bisect.h
blame.c Merge branch 'js/blame-lib' 2017-07-31 13:05:15 -07:00
blame.h
blob.c
blob.h
branch.c
branch.h
builtin.h git.c: provide setup_auto_pager() 2017-08-03 11:08:10 -07:00
bulk-checkin.c
bulk-checkin.h
bundle.c
bundle.h
cache-tree.c
cache-tree.h
cache.h Merge branch 'po/object-id' 2017-08-26 22:55:07 -07:00
check-builtins.sh
check-racy.c
check_bindir
color.c
color.h
column.c
column.h
combine-diff.c
command-list.txt
commit-slab.h
commit.c Merge branch 'rs/move-array' 2017-08-11 13:26:57 -07:00
commit.h Merge branch 'rs/commit-h-single-parent-cleanup' 2017-08-24 10:20:03 -07:00
common-main.c
config.c Merge branch 'jk/ref-filter-colors' into maint 2017-08-23 14:33:42 -07:00
config.h Merge branch 'bw/grep-recurse-submodules' 2017-08-22 10:29:01 -07:00
config.mak.in
config.mak.uname config.mak.uname: set FREAD_READS_DIRECTORIES for cygwin 2017-07-21 11:58:06 -07:00
configure.ac
connect.c Git 2.13.5 2017-08-04 12:40:37 -07:00
connect.h
connected.c
connected.h
convert.c Merge branch 'tb/apply-with-crlf' 2017-08-26 22:55:05 -07:00
convert.h Merge branch 'tb/apply-with-crlf' 2017-08-26 22:55:05 -07:00
copy.c
COPYING
credential-cache--daemon.c
credential-cache.c Merge branch 'dl/credential-cache-socket-in-xdg-cache' into maint 2017-08-23 14:33:45 -07:00
credential-store.c
credential.c
credential.h
csum-file.c
csum-file.h
ctype.c
daemon.c
date.c
decorate.c
decorate.h
delta.h
diff-delta.c
diff-lib.c
diff-no-index.c
diff.c Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -07:00
diff.h diff: define block by number of alphanumeric chars 2017-08-16 11:44:00 -07:00
diffcore-break.c
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c
diffcore-rename.c progress: simplify "delayed" progress API 2017-08-19 14:01:34 -07:00
diffcore.h
dir-iterator.c
dir-iterator.h
dir.c Merge branch 'rs/stat-data-unaligned-reads-fix' into maint 2017-08-23 14:33:48 -07:00
dir.h
editor.c
entry.c
environment.c
exec_cmd.c
exec_cmd.h
fast-import.c
fetch-pack.c
fetch-pack.h
fmt-merge-msg.h
fsck.c
fsck.h
generate-cmdlist.sh
gettext.c
gettext.h
git-add--interactive.perl Merge branch 'pw/unquote-path-in-git-pm' into maint 2017-07-31 13:51:05 -07:00
git-archimport.perl
git-bisect.sh
git-compat-util.h Merge branch 'rs/move-array' into maint 2017-08-23 14:33:46 -07:00
git-cvsexportcommit.perl
git-cvsimport.perl
git-cvsserver.perl
git-difftool--helper.sh
git-filter-branch.sh
git-instaweb.sh
git-merge-octopus.sh scripts: use "git foo" not "git-foo" 2017-08-07 12:04:45 -07:00
git-merge-one-file.sh scripts: use "git foo" not "git-foo" 2017-08-07 12:04:45 -07:00
git-merge-resolve.sh scripts: use "git foo" not "git-foo" 2017-08-07 12:04:45 -07:00
git-mergetool--lib.sh
git-mergetool.sh
git-p4.py
git-parse-remote.sh
git-quiltimport.sh
git-rebase--am.sh Merge branch 'kw/rebase-progress' 2017-08-23 14:13:07 -07:00
git-rebase--interactive.sh rebase -i: honor --rerere-autoupdate 2017-08-02 15:16:09 -07:00
git-rebase--merge.sh
git-rebase.sh Merge branch 'kw/rebase-progress' 2017-08-23 14:13:07 -07:00
git-remote-testgit.sh
git-request-pull.sh
git-send-email.perl
git-sh-i18n.sh
git-sh-setup.sh
git-stash.sh Merge branch 'kd/stash-with-bash-4.4' 2017-08-23 14:13:08 -07:00
git-submodule.sh Merge branch 'sb/submodule-parallel-update' 2017-08-23 14:13:14 -07:00
git-svn.perl
GIT-VERSION-GEN Prepare for 2.14.2 2017-08-23 14:36:03 -07:00
git-web--browse.sh
git.c Merge branch 'bw/grep-recurse-submodules' 2017-08-22 10:29:01 -07:00
git.rc
gpg-interface.c
gpg-interface.h
graph.c
graph.h
grep.c Merge branch 'as/grep-quiet-no-match-exit-code-fix' 2017-08-23 14:13:12 -07:00
grep.h grep: recurse in-process using 'struct repository' 2017-08-02 14:26:46 -07:00
hash.h
hashmap.c
hashmap.h
help.c
help.h
hex.c
http-backend.c
http-fetch.c
http-push.c
http-walker.c
http.c Merge branch 'tc/curl-with-backports' 2017-08-24 10:20:02 -07:00
http.h
ident.c
imap-send.c
INSTALL
iterator.h
khash.h
kwset.c
kwset.h
levenshtein.c
levenshtein.h
LGPL-2.1
line-log.c
line-log.h
line-range.c
line-range.h
list-objects.c
list-objects.h
list.h
ll-merge.c
ll-merge.h
lockfile.c
lockfile.h
log-tree.c
log-tree.h
mailinfo.c
mailinfo.h
mailmap.c
mailmap.h
Makefile Merge branch 'kw/write-index-reduce-alloc' 2017-08-26 22:55:08 -07:00
match-trees.c
merge-blobs.c
merge-blobs.h
merge-recursive.c
merge-recursive.h
merge.c
mergesort.c
mergesort.h
mru.c
mru.h
name-hash.c
notes-cache.c
notes-cache.h
notes-merge.c sha1_file: convert index_path to struct object_id 2017-08-20 21:51:38 -07:00
notes-merge.h
notes-utils.c
notes-utils.h
notes.c tree-walk: convert fill_tree_descriptor() to object_id 2017-08-14 12:38:54 -07:00
notes.h
object.c
object.h
oidset.c
oidset.h
pack-bitmap-write.c
pack-bitmap.c
pack-bitmap.h
pack-check.c
pack-objects.c
pack-objects.h
pack-revindex.c
pack-revindex.h
pack-write.c
pack.h
pager.c Merge branch 'ma/parse-maybe-bool' 2017-08-22 10:29:03 -07:00
parse-options-cb.c
parse-options.c
parse-options.h
patch-delta.c
patch-ids.c
patch-ids.h
path.c Git 2.13.5 2017-08-04 12:40:37 -07:00
path.h
pathspec.c
pathspec.h
pkt-line.c sub-process: refactor handshake to common function 2017-07-26 13:00:40 -07:00
pkt-line.h sub-process: refactor handshake to common function 2017-07-26 13:00:40 -07:00
preload-index.c
pretty.c Merge branch 'jk/trailers-parse' 2017-08-26 22:55:04 -07:00
prio-queue.c
prio-queue.h
progress.c progress: simplify "delayed" progress API 2017-08-19 14:01:34 -07:00
progress.h progress: simplify "delayed" progress API 2017-08-19 14:01:34 -07:00
prompt.c
prompt.h
quote.c
quote.h
reachable.c
reachable.h
read-cache.c Merge branch 'kw/write-index-reduce-alloc' 2017-08-26 22:55:08 -07:00
README.md
ref-filter.c
ref-filter.h
reflog-walk.c
reflog-walk.h
refs.c Merge branch 'cc/ref-is-hidden-microcleanup' into maint 2017-08-23 14:33:50 -07:00
refs.h
RelNotes Prepare for 2.14.2 2017-08-23 14:36:03 -07:00
remote-curl.c
remote-testsvn.c
remote.c Merge branch 'sb/hashmap-cleanup' 2017-08-11 13:27:01 -07:00
remote.h
replace_object.c
repository.c Merge branch 'bw/grep-recurse-submodules' 2017-08-22 10:29:01 -07:00
repository.h
rerere.c
rerere.h
resolve-undo.c
resolve-undo.h
revision.c Merge branch 'jk/reflog-walk' into maint 2017-08-23 14:33:44 -07:00
revision.h revision: add rev_input_given flag 2017-08-02 15:45:20 -07:00
run-command.c Merge branch 'js/run-process-parallel-api-fix' into maint 2017-08-23 14:33:49 -07:00
run-command.h
send-pack.c
send-pack.h
sequencer.c Merge branch 'pw/sequence-rerere-autoupdate' 2017-08-22 10:29:00 -07:00
sequencer.h
server-info.c
setup.c grep: recurse in-process using 'struct repository' 2017-08-02 14:26:46 -07:00
sh-i18n--envsubst.c
sha1-array.c
sha1-array.h
sha1-lookup.c sha1_file: drop experimental GIT_USE_LOOKUP search 2017-08-09 11:03:35 -07:00
sha1-lookup.h
sha1_file.c Merge branch 'po/object-id' 2017-08-26 22:55:07 -07:00
sha1_name.c
sha1dc_git.c
sha1dc_git.h
shallow.c
shell.c
shortlog.h
show-index.c
sideband.c
sideband.h
sigchain.c
sigchain.h
split-index.c
split-index.h
strbuf.c Merge branch 'rs/strbuf-getwholeline-fix' 2017-08-22 10:29:15 -07:00
strbuf.h
streaming.c
streaming.h
string-list.c
string-list.h
sub-process.c Merge branch 'cc/subprocess-handshake-missing-capabilities' 2017-08-24 10:20:02 -07:00
sub-process.h Merge branch 'jt/subprocess-handshake' 2017-08-11 13:27:05 -07:00
submodule-config.c Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -07:00
submodule-config.h Merge branch 'bw/grep-recurse-submodules' 2017-08-22 10:29:01 -07:00
submodule.c Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -07:00
submodule.h Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -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
trace.c
trace.h
trailer.c Merge branch 'jk/trailers-parse' 2017-08-26 22:55:04 -07:00
trailer.h Merge branch 'jk/trailers-parse' 2017-08-26 22:55:04 -07:00
transport-helper.c
transport.c
transport.h
tree-diff.c tree-walk: convert fill_tree_descriptor() to object_id 2017-08-14 12:38:54 -07:00
tree-walk.c tree-walk: convert fill_tree_descriptor() to object_id 2017-08-14 12:38:54 -07:00
tree-walk.h tree-walk: convert fill_tree_descriptor() to object_id 2017-08-14 12:38:54 -07:00
tree.c
tree.h
unicode_width.h
unimplemented.sh
unix-socket.c
unix-socket.h
unpack-trees.c Merge branch 'bw/submodule-config-cleanup' 2017-08-26 22:55:08 -07:00
unpack-trees.h
upload-pack.c
url.c
url.h
urlmatch.c
urlmatch.h
usage.c
userdiff.c
userdiff.h
utf8.c
utf8.h
varint.c
varint.h
version.c
version.h
versioncmp.c
walker.c
walker.h
wildmatch.c
wildmatch.h
worktree.c
worktree.h
wrap-for-bin.sh
wrapper.c
write_or_die.c
ws.c
wt-status.c
wt-status.h
xdiff-interface.c
xdiff-interface.h
zlib.c

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-.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://public-inbox.org/git/, http://marc.info/?l=git and other archival sites.

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