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Ævar Arnfjörð Bjarmason c333e6f3a8 run-command.c: use designated init for pp_init(), add "const"
Use a designated initializer to initialize those parts of pp_init()
that don't need any conditionals for their initialization, this sets
us on a path to pp_init() itself into mostly a validation and
allocation function.

Since we're doing that we can add "const" to some of the members of
the "struct parallel_processes", which helps to clarify and
self-document this code. E.g. we never alter the "data" pointer we
pass t user callbacks, nor (after the preceding change to stop
invoking online_cpus()) do we change "max_processes", the same goes
for the "ungroup" option.

We can also do away with a call to strbuf_init() in favor of macro
initialization, and to rely on other fields being NULL'd or zero'd.

Making members of a struct "const" rather that the pointer to the
struct itself is usually painful, as e.g. it precludes us from
incrementally setting up the structure. In this case we only set it up
with the assignment in run_process_parallel() and pp_init(), and don't
pass the struct pointer around as "const", so making individual
members "const" is worth the potential hassle for extra safety.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-10-12 14:12:41 -07:00
.github ci: update 'static-analysis' to Ubuntu 22.04 2022-08-24 13:02:12 -07:00
Documentation cmd-list.perl: fix identifying man sections 2022-09-23 10:01:07 -07:00
block-sha1 Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
builtin run-command API: don't fall back on online_cpus() 2022-10-12 14:12:41 -07:00
ci
compat Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
contrib t/Makefile: remove 'test-results' on 'make clean' 2022-09-21 11:32:13 -07:00
ewah
git-gui
gitk-git
gitweb
mergetools
negotiator git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
perl
po l10n: zh_TW.po: Git 2.38.0, round 3 2022-10-01 19:10:41 +08:00
refs git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
reftable reftable: use a pointer for pq_entry param 2022-09-15 11:32:37 -07:00
sha1collisiondetection@855827c583
sha1dc
sha256
t run-command API: don't fall back on online_cpus() 2022-10-12 14:12:41 -07:00
templates
trace2
xdiff xdiff: drop unused mmfile parameters from xdl_do_patience_diff() 2022-08-20 14:14:55 -07:00
.cirrus.yml
.clang-format
.editorconfig
.gitattributes
.gitignore version: fix builtin linking & documentation 2022-09-19 17:28:25 -07:00
.gitmodules
.mailmap
.tsan-suppressions
CODE_OF_CONDUCT.md
COPYING
GIT-VERSION-GEN Git 2.38 2022-10-02 08:43:56 -07:00
INSTALL Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
LGPL-2.1
Makefile version: fix builtin linking & documentation 2022-09-19 17:28:25 -07:00
README.md
RelNotes Merge a handful of topics from the 'master' front 2022-09-13 12:22:59 -07:00
SECURITY.md
abspath.c
aclocal.m4
add-interactive.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
add-interactive.h
add-patch.c Merge branch 'rs/add-p-worktree-mode-prompt-fix' 2022-09-15 16:09:46 -07:00
advice.c
advice.h
alias.c
alias.h
alloc.c
alloc.h
apply.c
apply.h
archive-tar.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive-zip.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive.h
attr.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
attr.h
banned.h
base85.c
bisect.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
bisect.h
blame.c
blame.h
blob.c
blob.h
bloom.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
bloom.h
branch.c
branch.h
builtin.h
bulk-checkin.c
bulk-checkin.h
bundle-uri.c
bundle-uri.h
bundle.c
bundle.h list-objects-filter: add and use initializers 2022-09-12 08:38:59 -07:00
cache-tree.c verify_one_sparse(): drop unused parameters 2022-08-20 14:14:17 -07:00
cache-tree.h
cache.h Merge branch 'ds/decorate-filter-tweak' 2022-08-29 14:55:11 -07:00
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 git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
color.h
column.c
column.h
combine-diff.c
command-list.txt version: fix builtin linking & documentation 2022-09-19 17:28:25 -07:00
commit-graph.c Merge branch 'ml/commit-graph-expire-dir-leak-fix' 2022-09-21 14:23:14 -07:00
commit-graph.h
commit-reach.c
commit-reach.h
commit-slab-decl.h
commit-slab-impl.h
commit-slab.h
commit.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
commit.h
common-main.c
config.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
config.h
config.mak.dev
config.mak.in
config.mak.uname
configure.ac Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
connect.c
connect.h
connected.c
connected.h
convert.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
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 git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
delta-islands.h
delta.h
detect-compiler
diagnose.c diagnose.c: refactor to safely use 'd_type' 2022-09-19 10:25:01 -07:00
diagnose.h
diff-delta.c
diff-lib.c
diff-merges.c
diff-merges.h
diff-no-index.c diff-no-index: simplify argv index calculation 2022-09-07 12:36:43 -07:00
diff.c Merge branch 'en/remerge-diff-fixes' 2022-09-15 16:09:46 -07:00
diff.h
diffcore-break.c
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c
diffcore-rename.c
diffcore-rotate.c
diffcore.h
dir-iterator.c
dir-iterator.h
dir.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
dir.h match_pathname(): drop unused "flags" parameter 2022-08-19 12:20:56 -07:00
editor.c
entry.c
entry.h
environment.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
environment.h
exec-cmd.c
exec-cmd.h
fetch-negotiator.c
fetch-negotiator.h
fetch-pack.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
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-settings.c
fsmonitor-settings.h
fsmonitor.c
fsmonitor.h
fuzz-commit-graph.c
fuzz-pack-headers.c
fuzz-pack-idx.c
generate-cmdlist.sh
generate-configlist.sh
generate-hooklist.sh
gettext.c
gettext.h
git-add--interactive.perl
git-archimport.perl
git-bisect.sh
git-compat-util.h Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -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-quiltimport.sh
git-request-pull.sh
git-send-email.perl
git-sh-i18n.sh
git-sh-setup.sh
git-submodule.sh
git-svn.perl
git-web--browse.sh
git.c Merge branch 'sg/parse-options-subcommand' 2022-09-01 13:40:18 -07:00
git.rc
gpg-interface.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
gpg-interface.h
graph.c
graph.h
grep.c
grep.h
hash-lookup.c
hash-lookup.h
hash.h Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
hashmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
hashmap.h
help.c help: fix doubled words in explanation for developer interfaces 2022-09-16 09:20:11 -07:00
help.h
hex.c
hook.c Merge branch 'ab/hooks-regression-fix' into maint 2022-08-26 11:13:12 -07:00
hook.h
http-backend.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
http-fetch.c
http-push.c
http-walker.c
http.c
http.h
ident.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
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.h
line-range.c
line-range.h
linear-assignment.c
linear-assignment.h
list-objects-filter-options.c list-objects-filter: initialize sub-filter structs 2022-09-22 12:43:04 -07:00
list-objects-filter-options.h list-objects-filter: convert filter_spec to a strbuf 2022-09-12 08:38:59 -07:00
list-objects-filter.c
list-objects-filter.h
list-objects.c
list-objects.h
list.h
ll-merge.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
ll-merge.h
lockfile.c
lockfile.h
log-tree.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
log-tree.h
ls-refs.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
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-unused-code-removal' 2022-08-29 14:55:14 -07:00
merge-ort.h
merge-recursive.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
merge-recursive.h
merge.c
mergesort.h
midx.c Merge branch 'ac/bitmap-lookup-table' 2022-09-05 18:33:39 -07:00
midx.h pack-bitmap-write: learn pack.writeBitmapLookupTable and add tests 2022-08-26 10:13:54 -07:00
name-hash.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
notes-cache.c
notes-cache.h
notes-merge.c
notes-merge.h
notes-utils.c
notes-utils.h
notes.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
notes.h
object-file.c
object-name.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
object-store.h git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
object.c parse_object(): check commit-graph when skip_hash set 2022-09-07 12:27:02 -07:00
object.h parse_object(): allow skipping hash check 2022-09-07 12:18:57 -07:00
oid-array.c
oid-array.h
oidmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
oidmap.h
oidset.c
oidset.h
oidtree.c
oidtree.h
pack-bitmap-write.c pack-bitmap-write: drop unused pack_idx_entry parameters 2022-08-28 13:23:37 -07:00
pack-bitmap.c Merge branch 'ds/bitmap-lookup-remove-tracing' 2022-09-26 21:46:51 -07:00
pack-bitmap.h pack-bitmap: prepare to read lookup table extension 2022-08-26 10:13:58 -07:00
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 Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
packfile.h
pager.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
parallel-checkout.c
parallel-checkout.h
parse-options-cb.c
parse-options.c parse-options: add support for parsing subcommands 2022-08-19 11:13:14 -07:00
parse-options.h parse-options: add support for parsing subcommands 2022-08-19 11:13:14 -07:00
patch-delta.c
patch-ids.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
patch-ids.h
path.c
path.h
pathspec.c
pathspec.h
pkt-line.c
pkt-line.h Merge branch 'mt/rot13-in-c' 2022-08-29 14:55:11 -07:00
preload-index.c preload-index: fix memleak 2022-08-22 15:08:30 -07:00
pretty.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
pretty.h
prio-queue.c
prio-queue.h
progress.c
progress.h
promisor-remote.c Merge branch 'sg/xcalloc-cocci-fix' into maint 2022-09-13 12:21:09 -07:00
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 Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
range-diff.h
reachable.c
reachable.h
read-cache.c Merge branch 'vd/sparse-reset-checkout-fixes' into maint 2022-08-26 11:13:13 -07:00
rebase-interactive.c
rebase-interactive.h
rebase.c
rebase.h
ref-filter.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
ref-filter.h
reflog-walk.c
reflog-walk.h
reflog.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
reflog.h
refs.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
refs.h
refspec.c
refspec.h
remote-curl.c
remote.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
remote.h
replace-object.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
replace-object.h
repo-settings.c Merge branch 'jk/plug-list-object-filter-leaks' 2022-09-14 12:56:40 -07:00
repository.c
repository.h Merge branch 'ab/submodule-helper-prep' 2022-09-13 11:38:23 -07:00
rerere.c
rerere.h
reset.c
reset.h
resolve-undo.c
resolve-undo.h
revision.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
revision.h Merge branch 'jc/format-patch-force-in-body-from' 2022-09-09 12:02:25 -07:00
run-command.c run-command.c: use designated init for pp_init(), add "const" 2022-10-12 14:12:41 -07:00
run-command.h run-command API: make "n" parameter a "size_t" 2022-10-12 14:12:40 -07:00
scalar.c scalar: implement the `help` subcommand 2022-09-02 10:02:56 -07:00
send-pack.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
send-pack.h
sequencer.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
sequencer.h
serve.c
serve.h
server-info.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
setup.c Merge branch 'js/safe-directory-plus' into maint 2022-08-26 11:13:12 -07:00
sh-i18n--envsubst.c
sha1dc_git.c
sha1dc_git.h
shallow.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
shallow.h
shared.mak
shell.c
shortlog.h
sideband.c
sideband.h
sigchain.c
sigchain.h
simple-ipc.h
sparse-index.c
sparse-index.h
split-index.c
split-index.h
stable-qsort.c
strbuf.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
strbuf.h
streaming.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
streaming.h
string-list.c
string-list.h
strmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
strmap.h
strvec.c
strvec.h
sub-process.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
sub-process.h
submodule-config.c run-command API: don't fall back on online_cpus() 2022-10-12 14:12:41 -07:00
submodule-config.h
submodule.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
submodule.h submodule API: don't handle SM_..{UNSPECIFIED,COMMAND} in to_string() 2022-09-02 09:16:24 -07:00
symlinks.c
tag.c
tag.h
tar.h
tempfile.c tempfile: update comment describing state transitions 2022-08-30 14:16:51 -07:00
tempfile.h tempfile: drop active flag 2022-08-30 14:16:49 -07:00
thread-utils.c
thread-utils.h
tmp-objdir.c
tmp-objdir.h
trace.c
trace.h
trace2.c
trace2.h
trailer.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
trailer.h
transport-helper.c list-objects-filter: add and use initializers 2022-09-12 08:38:59 -07:00
transport-internal.h
transport.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
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 Merge branch 'vd/sparse-reset-checkout-fixes' 2022-09-09 12:02:26 -07:00
unpack-trees.h
upload-pack.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
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 git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
walker.h
wildmatch.c
wildmatch.h
worktree.c
worktree.h
wrap-for-bin.sh
wrapper.c Merge branch 'jk/pipe-command-nonblock' 2022-08-25 14:42:32 -07:00
write-or-die.c
ws.c
wt-status.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
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