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Kirill Smelkov 5dfb2bbd8d tree-diff: don't assume compare_tree_entry() returns -1,0,1
It does, but we'll be reworking it in the next patch after it won't, and
besides it is better to stick to standard
strcmp/memcmp/base_name_compare/etc... convention, where comparison
function returns <0, =0, >0

Regarding performance, comparing for <0, =0, >0 should be a little bit
faster, than switch, because it is just 1 test-without-immediate
instruction and then up to 3 conditional branches, and in switch you
have up to 3 tests with immediate and up to 3 conditional branches.

No worry, that update_tree_entry(t2) is duplicated for =0 and >0 - it
will be good after we'll be adding support for multiparent walker and
will stay that way.

=0 case goes first, because it happens more often in real diffs - i.e.
paths are the same.

Signed-off-by: Kirill Smelkov <kirr@mns.spb.ru>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2014-03-20 15:04:31 -07:00
block-sha1
builtin Merge branch 'sb/repack-in-c' 2014-01-27 10:45:49 -08:00
compat Merge branch 'ef/mingw-write' 2014-01-27 10:44:59 -08:00
contrib Merge branch 'jk/complete-merge-base' 2014-01-27 10:43:55 -08:00
Documentation Git 1.9-rc1 2014-01-27 11:01:35 -08:00
git-gui git-gui 0.19.0 2014-01-21 13:16:17 -08:00
gitk-git Merge git://ozlabs.org/~paulus/gitk 2014-01-23 08:50:50 -08:00
gitweb gitweb: Denote non-heads, non-remotes branches 2013-12-12 12:37:37 -08:00
mergetools
perl git-svn: memoize _rev_list and rebuild 2014-01-23 02:54:26 +00:00
po l10n: Bulgarian translation of git (222t21f1967u) 2014-01-29 14:29:15 +02:00
ppc
t tests: add checking that combine-diff emits only correct paths 2014-02-24 14:44:57 -08:00
templates
vcs-svn strbuf: introduce starts_with() and ends_with() 2013-12-05 14:12:52 -08:00
xdiff
.gitattributes
.gitignore Merge branch 'jk/remove-deprecated' 2013-12-12 14:18:34 -08:00
.mailmap
abspath.c Merge branch 'ap/path-max' 2014-01-10 10:32:18 -08:00
aclocal.m4
advice.c
advice.h
alias.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
alloc.c
archive-tar.c
archive-zip.c
archive.c
archive.h
argv-array.c
argv-array.h
attr.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
attr.h
base85.c
bisect.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
bisect.h
blob.c
blob.h
branch.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
branch.h
builtin.h builtin/help.c: speed up is_git_command() by checking for builtin commands first 2014-01-06 11:26:31 -08:00
bulk-checkin.c
bulk-checkin.h
bundle.c bundle: use argv-array 2013-11-12 13:32:11 -08:00
bundle.h
cache-tree.c
cache-tree.h
cache.h Merge branch 'mh/safe-create-leading-directories' 2014-01-27 10:45:33 -08:00
check-builtins.sh
check-racy.c
check_bindir
color.c
color.h
column.c
column.h
combine-diff.c combine-diff: move changed-paths scanning logic into its own function 2014-02-24 14:46:11 -08:00
command-list.txt peek-remote: remove deprecated alias of ls-remote 2013-11-12 14:10:22 -08:00
commit-slab.h commit-slab: sizeof() the right type in xrealloc 2013-12-02 12:46:01 -08:00
commit.c Merge branch 'vm/octopus-merge-bases-simplify' 2014-01-10 10:33:45 -08:00
commit.h Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
config.c Merge branch 'cc/starts-n-ends-with' 2013-12-17 12:02:44 -08:00
config.mak.in
config.mak.uname Add MirBSD support to the build system. 2014-01-02 10:19:14 -08:00
configure.ac
connect.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
connect.h connect.c: refactor url parsing 2013-12-09 14:54:48 -08:00
connected.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
connected.h connected.c: add new variant that runs with --shallow-file 2013-12-10 16:14:18 -08:00
convert.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
convert.h
copy.c
COPYING
credential-cache--daemon.c
credential-cache.c
credential-store.c
credential.c
credential.h
csum-file.c Merge branch 'jk/sha1write-void' 2014-01-10 10:33:09 -08:00
csum-file.h Merge branch 'jk/sha1write-void' 2014-01-10 10:33:09 -08:00
ctype.c
daemon.c Merge branch 'nd/daemon-informative-errors-typofix' 2014-01-10 10:32:59 -08:00
date.c
decorate.c
decorate.h
delta.h
diff-delta.c
diff-lib.c combine-diff: combine_diff_path.len is not needed anymore 2014-02-24 14:44:57 -08:00
diff-no-index.c diff: move no-index detection to builtin/diff.c 2013-12-12 12:23:02 -08:00
diff.c Merge branch 'jk/diff-filespec-cleanup' 2014-01-27 10:45:03 -08:00
diff.h combine-diff: combine_diff_path.len is not needed anymore 2014-02-24 14:44:57 -08:00
diffcore-break.c
diffcore-delta.c
diffcore-order.c diffcore-order: export generic ordering interface 2014-02-24 14:44:57 -08:00
diffcore-pickaxe.c
diffcore-rename.c
diffcore.h diffcore-order: export generic ordering interface 2014-02-24 14:44:57 -08:00
dir.c Merge branch 'mh/safe-create-leading-directories' 2014-01-27 10:45:33 -08:00
dir.h
editor.c
entry.c
environment.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
exec_cmd.c
exec_cmd.h
fast-import.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
fetch-pack.c Merge branch 'jk/allow-fetch-onelevel-refname' 2014-01-27 10:44:14 -08:00
fetch-pack.h Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
fmt-merge-msg.h
fsck.c
fsck.h
generate-cmdlist.sh
gettext.c gettext.c: detect the vsnprintf bug at runtime 2013-12-04 16:10:51 -08:00
gettext.h
git-add--interactive.perl
git-am.sh Merge branch 'jk/replace-perl-in-built-scripts' 2013-12-05 12:58:21 -08:00
git-archimport.perl
git-bisect.sh typofixes: fix misspelt comments 2013-11-12 09:24:27 -08:00
git-compat-util.h Merge branch 'bs/mirbsd' 2014-01-10 10:33:14 -08:00
git-cvsexportcommit.perl
git-cvsimport.perl
git-cvsserver.perl Merge branch 'ak/cvsserver-stabilize-use-of-hash-keys' 2013-11-04 14:58:05 -08:00
git-difftool--helper.sh difftool: display the number of files in the diff queue in the prompt 2013-12-06 14:00:27 -08:00
git-difftool.perl
git-filter-branch.sh
git-instaweb.sh
git-merge-octopus.sh
git-merge-one-file.sh
git-merge-resolve.sh
git-mergetool--lib.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-mergetool.sh
git-p4.py git p4: fix an error message when "p4 where" fails 2014-01-22 08:06:19 -08:00
git-parse-remote.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-pull.sh Merge branch 'jk/pull-rebase-using-fork-point' 2014-01-17 12:04:29 -08:00
git-quiltimport.sh
git-rebase--am.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-rebase--interactive.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-rebase--merge.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-rebase.sh rebase: fix fork-point with zero arguments 2014-01-09 15:05:26 -08:00
git-relink.perl
git-remote-testgit.sh
git-request-pull.sh Merge branch 'jk/replace-perl-in-built-scripts' 2013-12-05 12:58:21 -08:00
git-send-email.perl Merge branch 'rk/send-email-ssl-cert' 2014-01-27 10:44:34 -08:00
git-sh-i18n.sh remove #!interpreter line from shell libraries 2013-11-26 14:23:56 -08:00
git-sh-setup.sh Merge branch 'jn/pager-lv-default-env' 2014-01-13 11:33:35 -08:00
git-stash.sh stash: handle specifying stashes with $IFS 2014-01-07 10:51:04 -08:00
git-submodule.sh Merge branch 'fp/submodule-checkout-mode' 2014-01-17 12:21:20 -08:00
git-svn.perl
GIT-VERSION-GEN Git 1.9-rc2 2014-01-31 14:16:06 -08:00
git-web--browse.sh
git.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
git.rc Makefile: Fix compilation of Windows resource file 2014-01-23 10:00:28 -08:00
git.spec.in
gpg-interface.c
gpg-interface.h
graph.c
graph.h
grep.c
grep.h
hash.c
hash.h
help.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
help.h
hex.c
http-backend.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
http-fetch.c
http-push.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
http-walker.c
http.c Merge branch 'cc/starts-n-ends-with' 2013-12-17 12:02:44 -08:00
http.h Merge branch 'bc/http-100-continue' 2013-12-05 12:58:59 -08:00
ident.c Merge branch 'jk/split-broken-ident' into maint 2013-11-07 14:34:51 -08:00
imap-send.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
INSTALL
kwset.c
kwset.h
levenshtein.c
levenshtein.h
LGPL-2.1
line-log.c line-log: convert to using diff_tree_sha1() 2014-02-05 10:50:36 -08:00
line-log.h
line-range.c
line-range.h
list-objects.c Merge branch 'jk/mark-edges-uninteresting' 2014-01-27 10:45:08 -08:00
list-objects.h
ll-merge.c
ll-merge.h
lockfile.c
log-tree.c Merge branch 'bc/log-decoration' 2014-01-10 10:32:39 -08:00
log-tree.h
mailmap.c
mailmap.h
Makefile Merge branch 'jk/revision-o-is-in-libgit-a' 2014-01-27 10:45:52 -08:00
match-trees.c
merge-blobs.c
merge-blobs.h
merge-recursive.c Merge branch 'mh/safe-create-leading-directories' 2014-01-27 10:45:33 -08:00
merge-recursive.h
merge.c
mergesort.c
mergesort.h
name-hash.c
notes-cache.c
notes-cache.h
notes-merge.c
notes-merge.h
notes-utils.c Merge branch 'cc/starts-n-ends-with' 2013-12-17 12:02:44 -08:00
notes-utils.h
notes.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
notes.h
object.c
object.h
pack-check.c
pack-revindex.c
pack-revindex.h
pack-write.c Merge branch 'jk/sha1write-void' 2014-01-10 10:33:09 -08:00
pack.h pack-objects: name pack files after trailer hash 2013-12-05 15:40:11 -08:00
pager.c Merge branch 'jn/pager-lv-default-env' 2014-01-13 11:33:35 -08:00
parse-options-cb.c
parse-options.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
parse-options.h parse-options: remove OPT_BOOLEAN 2013-12-09 11:24:16 -08:00
patch-delta.c
patch-ids.c
patch-ids.h
path.c
pathspec.c Merge branch 'nd/negative-pathspec' 2014-01-10 10:31:48 -08:00
pathspec.h Support pathspec magic :(exclude) and its short form :! 2013-12-06 13:00:39 -08:00
pkt-line.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
pkt-line.h
preload-index.c
pretty.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
prio-queue.c
prio-queue.h
progress.c
progress.h
prompt.c Revert "prompt: clean up strbuf usage" 2014-01-02 10:21:40 -08:00
prompt.h
quote.c
quote.h
reachable.c
reachable.h
read-cache.c
README
reflog-walk.c
reflog-walk.h
refs.c Merge branch 'mh/safe-create-leading-directories' 2014-01-27 10:45:33 -08:00
refs.h
RelNotes Git 1.8.5.3 2014-01-13 11:28:26 -08:00
remote-curl.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
remote-testsvn.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
remote.c Merge branch 'mh/retire-ref-fetch-rules' 2014-01-27 10:44:07 -08:00
remote.h Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
replace_object.c replace_object: don't check read_replace_refs twice 2013-12-12 11:53:48 -08:00
rerere.c
rerere.h
resolve-undo.c
resolve-undo.h
revision.c revision: convert to using diff_tree_sha1() 2014-02-05 10:51:16 -08:00
revision.h Merge branch 'jc/ref-excludes' 2013-12-05 12:59:09 -08:00
run-command.c
run-command.h
send-pack.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
send-pack.h remote.h: replace struct extra_have_objects with struct sha1_array 2013-12-10 16:14:15 -08:00
sequencer.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
sequencer.h
server-info.c
setup.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
sh-i18n--envsubst.c
sha1-array.c
sha1-array.h
sha1-lookup.c
sha1-lookup.h
sha1_file.c Merge branch 'ss/safe-create-leading-dir-with-slash' 2014-01-27 10:45:37 -08:00
sha1_name.c Merge branch 'jk/interpret-branch-name-fix' 2014-01-27 10:44:21 -08:00
shallow.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
shell.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
shortlog.h
show-index.c
sideband.c
sideband.h
sigchain.c
sigchain.h
strbuf.c strbuf: introduce starts_with() and ends_with() 2013-12-05 14:12:52 -08:00
strbuf.h
streaming.c Merge branch 'ef/mingw-write' 2014-01-27 10:44:59 -08:00
streaming.h
string-list.c
string-list.h
submodule.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
submodule.h
symlinks.c
tag.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
tag.h
tar.h
test-chmtime.c
test-ctype.c
test-date.c
test-delta.c
test-dump-cache-tree.c
test-genrandom.c
test-index-version.c
test-line-buffer.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
test-match-trees.c
test-mergesort.c
test-mktemp.c
test-parse-options.c
test-path-utils.c
test-prio-queue.c
test-read-cache.c
test-regex.c
test-revision-walking.c
test-run-command.c
test-scrap-cache-tree.c
test-sha1.c
test-sha1.sh
test-sigchain.c
test-string-list.c replace {pre,suf}fixcmp() with {starts,ends}_with() 2013-12-05 14:13:21 -08:00
test-subprocess.c
test-svn-fe.c
test-urlmatch-normalization.c
test-wildmatch.c
thread-utils.c
thread-utils.h
trace.c shallow.c: the 8 steps to select new commits for .git/shallow 2013-12-10 16:14:16 -08:00
transport-helper.c Merge branch 'ef/mingw-write' 2014-01-27 10:44:59 -08:00
transport.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
transport.h fetch: add --update-shallow to accept refs that update .git/shallow 2013-12-10 16:14:17 -08:00
tree-diff.c tree-diff: don't assume compare_tree_entry() returns -1,0,1 2014-03-20 15:04:31 -07:00
tree-walk.c tree-walk: finally switch over tree descriptors to contain a pre-parsed entry 2014-02-24 14:43:29 -08:00
tree-walk.h tree-walk: finally switch over tree descriptors to contain a pre-parsed entry 2014-02-24 14:43:29 -08:00
tree.c
tree.h
unimplemented.sh
unix-socket.c
unix-socket.h
unpack-trees.c Merge branch 'jk/two-way-merge-corner-case-fix' into maint 2013-12-17 11:32:17 -08:00
unpack-trees.h
upload-pack.c Merge branch 'nd/shallow-clone' 2014-01-17 12:21:20 -08:00
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
walker.c
walker.h
wildmatch.c
wildmatch.h
wrap-for-bin.sh
wrapper.c typofixes: fix misspelt comments 2013-11-12 09:24:27 -08:00
write_or_die.c
ws.c
wt-status.c Merge branch 'cc/starts-n-ends-with' 2013-12-17 12:02:44 -08:00
wt-status.h commit -v: strip diffs and submodule shortlogs from the commit message 2013-12-05 14:39:11 -08:00
xdiff-interface.c
xdiff-interface.h
zlib.c

////////////////////////////////////////////////////////////////

	Git - the stupid content tracker

////////////////////////////////////////////////////////////////

"git" can mean anything, 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

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.

See Documentation/gittutorial.txt to get started, then see
Documentation/everyday.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).

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

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 http://news.gmane.org/gmane.comp.version-control.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.