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SZEDER Gábor a48a88019b tests: make 'test_oid' print trailing newline
Unlike other test helper functions, 'test_oid' doesn't terminate its
output with a LF, but, alas, the reason for this, if any, is not
mentioned in 2c02b110da (t: add test functions to translate
hash-related values, 2018-09-13)).

Now, in the vast majority of cases 'test_oid' is invoked in a command
substitution that is part of a heredoc or supplies an argument to a
command or the value to a variable, and the command substitution would
chop off any trailing LFs, so in these cases the lack or presence of a
trailing LF in its output doesn't matter.  However:

  - There appear to be only three cases where 'test_oid' is not
    invoked in a command substitution:

      $ git grep '\stest_oid ' -- ':/t/*.sh'
      t0000-basic.sh:  test_oid zero >actual &&
      t0000-basic.sh:  test_oid zero >actual &&
      t0000-basic.sh:  test_oid zero >actual &&

    These are all in test cases checking that 'test_oid' actually
    works, and that the size of its output matches the size of the
    corresponding hash function with conditions like

      test $(wc -c <actual) -eq 40

    In these cases the lack of trailing LF does actually matter,
    though they could be trivially updated to account for the presence
    of a trailing LF.

  - There are also a few cases where the lack of trailing LF in
    'test_oid's output actually hurts, because tests need to compare
    its output with LF terminated file contents, forcing developers to
    invoke it as 'echo $(test_oid ...)' to append the missing LF:

      $ git grep 'echo "\?$(test_oid ' -- ':/t/*.sh'
      t1302-repo-version.sh:  echo $(test_oid version) >expect &&
      t1500-rev-parse.sh:     echo "$(test_oid algo)" >expect &&
      t4044-diff-index-unique-abbrev.sh:      echo "$(test_oid val1)" > foo &&
      t4044-diff-index-unique-abbrev.sh:      echo "$(test_oid val2)" > foo &&
      t5313-pack-bounds-checks.sh:    echo $(test_oid oidfff) >file &&

    And there is yet another similar case in an in-flight topic at:

      https://public-inbox.org/git/813e81a058227bd373cec802e443fcd677042fb4.1670862677.git.gitgitgadget@gmail.com/

Arguably we would be better off if 'test_oid' terminated its output
with a LF.  So let's update 'test_oid' accordingly, update its tests
in t0000 to account for the extra character in those size tests, and
remove the now unnecessary 'echo $(...)' command substitutions around
'test_oid' invocations as well.

Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-12-19 09:49:11 +09:00
.github ci: use a newer `github-script` version 2022-12-10 16:32:16 +09:00
Documentation Start the 2.40 cycle 2022-12-14 18:32:26 +09:00
block-sha1
builtin Merge branch 'sa/git-var-empty' 2022-12-14 15:55:47 +09:00
ci Merge branch 'jx/ci-ubuntu-fix' into maint-2.38 2022-12-10 16:17:47 +09:00
compat Merge branch 'sz/macos-fsmonitor-symlinks' 2022-11-23 11:22:25 +09:00
contrib Merge branch 'yn/git-jump-emacs' 2022-12-14 15:55:46 +09:00
ewah
git-gui Makefiles: change search through $(MAKEFLAGS) for GNU make 4.4 2022-12-01 07:24:12 +09:00
gitk-git
gitweb
mergetools
negotiator
oss-fuzz
perl
po l10n: zh_TW.po: Git 2.39-rc2 2022-12-11 01:27:25 +08:00
refs
reftable
sha1collisiondetection@855827c583
sha1dc
sha256
t tests: make 'test_oid' print trailing newline 2022-12-19 09:49:11 +09:00
templates
trace2
xdiff
.cirrus.yml
.clang-format
.editorconfig
.gitattributes
.gitignore Merge branch 'dd/git-bisect-builtin' 2022-12-14 15:55:45 +09:00
.gitmodules
.mailmap mailmap: update email address of Matheus Tavares 2022-12-10 09:17:36 +09:00
.tsan-suppressions
CODE_OF_CONDUCT.md
COPYING
GIT-VERSION-GEN Start the 2.40 cycle 2022-12-14 18:32:26 +09:00
INSTALL INSTALL: remove discussion of SHA-1 backends 2022-11-07 22:11:51 -05:00
LGPL-2.1
Makefile Merge branch 'dd/git-bisect-builtin' 2022-12-14 15:55:45 +09:00
README.md
RelNotes Start the 2.40 cycle 2022-12-14 18:32:26 +09:00
SECURITY.md
abspath.c
aclocal.m4
add-interactive.c read-cache API & users: make discard_index() return void 2022-11-21 12:06:15 +09:00
add-interactive.h
add-patch.c read-cache API & users: make discard_index() return void 2022-11-21 12:06:15 +09:00
advice.c
advice.h
alias.c
alias.h
alloc.c
alloc.h
apply.c Merge branch 'tb/cap-patch-at-1gb' 2022-10-30 21:04:43 -04:00
apply.h
archive-tar.c
archive-zip.c
archive.c
archive.h
attr.c
attr.h
banned.h
base85.c
bisect.c
bisect.h
blame.c
blame.h
blob.c
blob.h
bloom.c
bloom.h
branch.c
branch.h
builtin.h Turn `git bisect` into a full built-in 2022-11-11 17:06:02 -05:00
bulk-checkin.c
bulk-checkin.h
bundle-uri.c
bundle-uri.h
bundle.c
bundle.h Merge branch 'ds/bundle-uri-3' 2022-10-30 21:04:44 -04:00
cache-tree.c
cache-tree.h
cache.h cocci: apply "pending" index-compatibility to some "builtin/*.c" 2022-11-21 12:06:15 +09:00
cbtree.c
cbtree.h
chdir-notify.c
chdir-notify.h
check-builtins.sh
checkout.c
checkout.h
chunk-format.c
chunk-format.h
color.c
color.h
column.c
column.h
combine-diff.c
command-list.txt
commit-graph.c
commit-graph.h
commit-reach.c
commit-reach.h
commit-slab-decl.h
commit-slab-impl.h
commit-slab.h
commit.c Merge branch 'pw/rebase-keep-base-fixes' 2022-10-30 21:04:42 -04:00
commit.h
common-main.c
config.c Merge branch 'pw/config-int-parse-fixes' 2022-11-28 12:13:43 +09:00
config.h
config.mak.dev
config.mak.in
config.mak.uname
configure.ac
connect.c
connect.h
connected.c Merge branch 'ab/various-leak-fixes' 2022-12-14 15:55:46 +09:00
connected.h receive-pack: only use visible refs for connectivity check 2022-11-17 16:22:52 -05:00
convert.c
convert.h
copy.c
credential.c
credential.h
csum-file.c
csum-file.h
ctype.c
daemon.c
date.c
date.h
decorate.c
decorate.h
delta-islands.c delta-islands: free island-related data after use 2022-11-18 18:30:49 -05:00
delta-islands.h
delta.h
detect-compiler
diagnose.c
diagnose.h
diff-delta.c
diff-lib.c
diff-merges.c
diff-merges.h
diff-no-index.c
diff.c Merge branch 'sg/plug-line-log-leaks' 2022-11-28 12:13:46 +09:00
diff.h
diffcore-break.c
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c
diffcore-rename.c
diffcore-rotate.c
diffcore.h line-log: free diff queue when processing non-merge commits 2022-11-02 20:16:34 -04:00
dir-iterator.c
dir-iterator.h
dir.c dir.c: free "ident" and "exclude_per_dir" in "struct untracked_cache" 2022-11-21 12:32:48 +09:00
dir.h dir.c: free "ident" and "exclude_per_dir" in "struct untracked_cache" 2022-11-21 12:32:48 +09:00
editor.c
entry.c
entry.h
environment.c
environment.h
exec-cmd.c
exec-cmd.h
fetch-negotiator.c
fetch-negotiator.h
fetch-pack.c
fetch-pack.h
fmt-merge-msg.c
fmt-merge-msg.h
fsck.c
fsck.h
fsmonitor--daemon.h
fsmonitor-ipc.c
fsmonitor-ipc.h
fsmonitor-path-utils.h
fsmonitor-settings.c
fsmonitor-settings.h
fsmonitor.c
fsmonitor.h
generate-cmdlist.sh
generate-configlist.sh
generate-hooklist.sh
gettext.c
gettext.h
git-add--interactive.perl
git-archimport.perl
git-compat-util.h
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-quiltimport.sh
git-request-pull.sh
git-send-email.perl
git-sh-i18n.sh
git-sh-setup.sh
git-submodule.sh submodule--helper: drop "update --prefix <pfx>" for "-C <pfx> update" 2022-11-08 14:55:30 -05:00
git-svn.perl
git-web--browse.sh
git.c Merge branch 'dd/git-bisect-builtin' 2022-12-14 15:55:45 +09:00
git.rc
gpg-interface.c
gpg-interface.h
graph.c
graph.h
grep.c
grep.h
hash-lookup.c
hash-lookup.h
hash.h
hashmap.c
hashmap.h
help.c
help.h
hex.c
hook.c
hook.h
http-backend.c
http-fetch.c
http-push.c
http-walker.c
http.c http: redact curl h2h3 headers in info 2022-11-14 17:42:46 -05:00
http.h
ident.c
imap-send.c
iterator.h
json-writer.c
json-writer.h
khash.h
kwset.c
kwset.h
levenshtein.c
levenshtein.h
line-log.c line-log: free the diff queues' arrays when processing merge commits 2022-11-02 20:16:34 -04:00
line-log.h
line-range.c
line-range.h
linear-assignment.c
linear-assignment.h
list-objects-filter-options.c list-objects-filter: remove OPT_PARSE_LIST_OBJECTS_FILTER_INIT() 2022-11-30 10:00:35 +09:00
list-objects-filter-options.h list-objects-filter: remove OPT_PARSE_LIST_OBJECTS_FILTER_INIT() 2022-11-30 10:00:35 +09:00
list-objects-filter.c list-objects-filter: plug combine_filter_data leak 2022-11-21 16:43:26 +09:00
list-objects-filter.h
list-objects.c
list-objects.h
list.h
ll-merge.c Merge branch 'rs/no-more-run-command-v' 2022-11-08 17:15:12 -05:00
ll-merge.h
lockfile.c
lockfile.h
log-tree.c
log-tree.h
ls-refs.c refs: get rid of global list of hidden refs 2022-11-17 16:22:51 -05:00
ls-refs.h
mailinfo.c
mailinfo.h
mailmap.c
mailmap.h
match-trees.c
mem-pool.c
mem-pool.h
merge-blobs.c
merge-blobs.h
merge-ort-wrappers.c
merge-ort-wrappers.h
merge-ort.c Merge branch 'en/ort-dir-rename-and-symlink-fix' 2022-10-30 21:04:43 -04:00
merge-ort.h
merge-recursive.c merge-recursive: fix variable typo in error message 2022-11-27 10:26:10 +09:00
merge-recursive.h
merge.c
mergesort.h
midx.c
midx.h
name-hash.c
notes-cache.c
notes-cache.h
notes-merge.c
notes-merge.h
notes-utils.c
notes-utils.h
notes.c
notes.h
object-file.c object-file: use real paths when adding alternates 2022-11-25 09:44:08 +09:00
object-name.c
object-store.h
object.c parse_object(): simplify blob conditional 2022-11-22 10:13:54 +09:00
object.h
oid-array.c
oid-array.h
oidmap.c
oidmap.h
oidset.c
oidset.h
oidtree.c
oidtree.h
pack-bitmap-write.c
pack-bitmap.c pack-bitmap.c: trace bitmap ignore logs when midx-bitmap is found 2022-11-29 09:54:56 +09:00
pack-bitmap.h
pack-check.c
pack-mtimes.c
pack-mtimes.h
pack-objects.c
pack-objects.h
pack-revindex.c
pack-revindex.h
pack-write.c
pack.h
packfile.c
packfile.h
pager.c
parallel-checkout.c
parallel-checkout.h
parse-options-cb.c
parse-options.c
parse-options.h
patch-delta.c
patch-ids.c Merge branch 'jz/patch-id' 2022-10-30 21:04:41 -04:00
patch-ids.h
path.c
path.h
pathspec.c
pathspec.h
pkt-line.c
pkt-line.h
preload-index.c
pretty.c
pretty.h
prio-queue.c
prio-queue.h
progress.c
progress.h
promisor-remote.c
promisor-remote.h
prompt.c
prompt.h
protocol-caps.c
protocol-caps.h
protocol.c
protocol.h
prune-packed.c
prune-packed.h
quote.c
quote.h
range-diff.c
range-diff.h
reachable.c
reachable.h
read-cache.c Merge branch 'ab/various-leak-fixes' 2022-12-14 15:55:46 +09:00
rebase-interactive.c
rebase-interactive.h
rebase.c
rebase.h
ref-filter.c Merge branch 'ab/various-leak-fixes' 2022-12-14 15:55:46 +09:00
ref-filter.h
reflog-walk.c
reflog-walk.h
reflog.c
reflog.h
refs.c refs: get rid of global list of hidden refs 2022-11-17 16:22:51 -05:00
refs.h refs: get rid of global list of hidden refs 2022-11-17 16:22:51 -05:00
refspec.c
refspec.h
remote-curl.c
remote.c
remote.h
replace-object.c
replace-object.h
repo-settings.c Merge branch 'es/mark-gc-cruft-as-experimental' 2022-11-08 17:14:48 -05:00
repository.c {builtin/*,repository}.c: add & use "USE_THE_INDEX_VARIABLE" 2022-11-21 12:06:15 +09:00
repository.h Merge branch 'es/mark-gc-cruft-as-experimental' 2022-11-08 17:14:48 -05:00
rerere.c
rerere.h
reset.c rebase: use 'skip_cache_tree_update' option 2022-11-10 21:49:34 -05:00
reset.h
resolve-undo.c
resolve-undo.h
revision.c Merge branch 'ab/various-leak-fixes' 2022-12-14 15:55:46 +09:00
revision.h Merge branch 'ps/receive-use-only-advertised' 2022-11-23 11:22:25 +09:00
run-command.c Merge branch 'rs/no-more-run-command-v' 2022-11-08 17:15:12 -05:00
run-command.h Merge branch 'rs/no-more-run-command-v' 2022-11-08 17:15:12 -05:00
scalar.c Merge branch 'js/remove-stale-scalar-repos' 2022-11-23 11:22:23 +09:00
send-pack.c
send-pack.h
sequencer.c Merge branch 'ab/various-leak-fixes' 2022-12-14 15:55:46 +09:00
sequencer.h sequencer: stop exporting GIT_REFLOG_ACTION 2022-11-09 18:15:43 -05:00
serve.c
serve.h
server-info.c
setup.c
sh-i18n--envsubst.c
sha1dc_git.c
sha1dc_git.h Makefile & test-tool: replace "DC_SHA1" variable with a "define" 2022-11-07 22:11:51 -05:00
shallow.c
shallow.h
shared.mak Merge branch 'ab/gnumake-4.4-fix' 2022-12-01 18:38:07 +09:00
shell.c
shortlog.h
sideband.c
sideband.h
sigchain.c
sigchain.h
simple-ipc.h
sparse-index.c index: raise a bug if the index is materialised more than once 2022-11-04 20:28:28 -04:00
sparse-index.h
split-index.c
split-index.h
stable-qsort.c
strbuf.c
strbuf.h
streaming.c
streaming.h
string-list.c
string-list.h
strmap.c
strmap.h
strvec.c
strvec.h
sub-process.c
sub-process.h
submodule-config.c
submodule-config.h
submodule.c Merge branch 'jt/submodule-on-demand' 2022-11-23 11:22:25 +09:00
submodule.h submodule API & "absorbgitdirs": remove "----recursive" option 2022-11-08 14:55:30 -05:00
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
trace2.c
trace2.h
trailer.c
trailer.h
transport-helper.c
transport-internal.h
transport.c Merge branch 'ds/bundle-uri-3' 2022-10-30 21:04:44 -04:00
transport.h
tree-diff.c
tree-walk.c
tree-walk.h
tree.c
tree.h
unicode-width.h
unimplemented.sh
unix-socket.c
unix-socket.h
unix-stream-server.c
unix-stream-server.h
unpack-trees.c unpack-trees: add 'skip_cache_tree_update' option 2022-11-10 21:49:34 -05:00
unpack-trees.h unpack-trees: add 'skip_cache_tree_update' option 2022-11-10 21:49:34 -05:00
upload-pack.c refs: get rid of global list of hidden refs 2022-11-17 16:22:51 -05:00
upload-pack.h
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

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 with just "subscribe git" in the body to majordomo@vger.kernel.org (not the Git list). 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