#!/bin/sh
-: ${GIT_DIR=.git}
-PARENTS="HEAD"
-if [ -f $GIT_DIR/MERGE_HEAD ]; then
- echo "#"
- echo "# It looks like your may be committing a MERGE."
- echo "# If this is not correct, please remove the file"
- echo "# $GIT_DIR/MERGE_HEAD"
- echo "# and try again"
- echo "#"
- PARENTS="HEAD -p MERGE_HEAD"
-fi > .editmsg
-git-status-script >> .editmsg
-if [ "$?" != "0" ]
+#
+# Copyright (c) 2005 Linus Torvalds
+#
+
+. git-sh-setup-script || die "Not a git archive"
+
+usage () {
+ die 'git commit [-a] [-m <message>] [-F <logfile>] [(-C|-c) <commit>] [<path>...]'
+}
+
+all= logfile= use_commit= no_edit= log_given= log_message= verify= signoff=
+while case "$#" in 0) break;; esac
+do
+ case "$1" in
+ -a|--a|--al|--all)
+ all=t
+ shift ;;
+ -F=*|--f=*|--fi=*|--fil=*|--file=*)
+ log_given=t$log_given
+ logfile=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=t
+ shift ;;
+ -F|--f|--fi|--fil|--file)
+ case "$#" in 1) usage ;; esac; shift
+ log_given=t$log_given
+ logfile="$1"
+ no_edit=t
+ shift ;;
+ -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
+ log_given=t$log_given
+ log_message=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=t
+ shift ;;
+ -m|--m|--me|--mes|--mess|--messa|--messag|--message)
+ case "$#" in 1) usage ;; esac; shift
+ log_given=t$log_given
+ log_message="$1"
+ no_edit=t
+ shift ;;
+ -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
+ --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
+ --reedit-messag=*|--reedit-message=*)
+ log_given=t$log_given
+ use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+ shift ;;
+ -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
+ --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
+ case "$#" in 1) usage ;; esac; shift
+ log_given=t$log_given
+ use_commit="$1"
+ shift ;;
+ -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
+ --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
+ --reuse-message=*)
+ log_given=t$log_given
+ use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=t
+ shift ;;
+ -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
+ --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
+ case "$#" in 1) usage ;; esac; shift
+ log_given=t$log_given
+ use_commit="$1"
+ no_edit=t
+ shift ;;
+ -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
+ signoff=t
+ shift ;;
+ -v|--v|--ve|--ver|--veri|--verif|--verify)
+ verify=t
+ shift ;;
+ --)
+ shift
+ break ;;
+ -*)
+ usage ;;
+ *)
+ break ;;
+ esac
+done
+
+case "$log_given" in
+tt*)
+ die "Only one of -c/-C/-F/-m can be used." ;;
+esac
+
+case "$all" in
+t)
+ git-diff-files --name-only -z |
+ xargs -0 git-update-cache -q -- || exit 1 ;;
+esac
+git-update-cache -q --refresh -- "$@" || exit 1
+
+case "$verify" in
+t)
+ # This is slightly modified from Andrew Morton's Perfect Patch.
+ # Lines you introduce should not have trailing whitespace.
+ # Also check for an indentation that has SP before a TAB.
+ perl -e '
+ my $fh;
+ my $found_bad = 0;
+ my $filename;
+ my $reported_filename = "";
+ my $lineno;
+ sub bad_line {
+ my ($why, $line) = @_;
+ if (!$found_bad) {
+ print "*\n";
+ print "* You have some suspicious patch lines:\n";
+ print "*\n";
+ $found_bad = 1;
+ }
+ if ($reported_filename ne $filename) {
+ print "* In $filename\n";
+ $reported_filename = $filename;
+ }
+ print "* $why (line $lineno)\n$line\n";
+ }
+ open $fh, "-|", qw(git-diff-cache -p -M --cached HEAD);
+ while (<$fh>) {
+ if (m|^diff --git a/(.*) b/\1$|) {
+ $filename = $1;
+ next;
+ }
+ if (/^@@ -\S+ \+(\d+)/) {
+ $lineno = $1 - 1;
+ next;
+ }
+ if (/^ /) {
+ $lineno++;
+ next;
+ }
+ if (s/^\+//) {
+ $lineno++;
+ chomp;
+ if (/\s$/) {
+ bad_line("trailing whitespace", $_);
+ }
+ if (/^\s* /) {
+ bad_line("indent SP followed by a TAB", $_);
+ }
+ }
+ }
+ exit($found_bad);
+ ' || exit ;;
+esac
+
+PARENTS="-p HEAD"
+if [ ! -r "$GIT_DIR/HEAD" ]; then
+ if [ -z "$(git-ls-files)" ]; then
+ echo Nothing to commit 1>&2
+ exit 1
+ fi
+ {
+ echo "#"
+ echo "# Initial commit"
+ case "$no_edit" in
+ t) echo "# (ignoring your commit message for initial commit)"
+ no_edit=
+ esac
+ echo "#"
+ git-ls-files | sed 's/^/# New file: /'
+ echo "#"
+ } >.editmsg
+ PARENTS=""
+ no_edit=
+else
+ if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
+ {
+ echo "#"
+ echo "# It looks like your may be committing a MERGE."
+ echo "# If this is not correct, please remove the file"
+ echo "# $GIT_DIR/MERGE_HEAD"
+ echo "# and try again"
+ case "$no_edit" in
+ t) echo "# (ignoring your commit message for merge commit)"
+ no_edit=
+ esac
+ echo "#"
+ } |
+ git-stripspace >.editmsg
+ PARENTS="-p HEAD -p MERGE_HEAD"
+ elif test "$log_message" != ''
+ then
+ echo "$log_message" |
+ git-stripspace >.editmsg
+ elif test "$logfile" != ""
+ then
+ if test "$logfile" = -
+ then
+ test -t 0 &&
+ echo >&2 "(reading log message from standard input)"
+ cat
+ else
+ cat <"$logfile"
+ fi |
+ git-stripspace >.editmsg
+ elif test "$use_commit" != ""
+ then
+ pick_author_script='
+ /^author /{
+ h
+ s/^author \([^<]*\) <[^>]*> .*$/\1/
+ s/'\''/'\''\'\'\''/g
+ s/.*/GIT_AUTHOR_NAME='\''&'\''/p
+
+ g
+ s/^author [^<]* <\([^>]*\)> .*$/\1/
+ s/'\''/'\''\'\'\''/g
+ s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
+
+ g
+ s/^author [^<]* <[^>]*> \(.*\)$/\1/
+ s/'\''/'\''\'\'\''/g
+ s/.*/GIT_AUTHOR_DATE='\''&'\''/p
+
+ q
+ }
+ '
+ set_author_env=`git-cat-file commit "$use_commit" |
+ sed -ne "$pick_author_script"`
+ eval "$set_author_env"
+ export GIT_AUTHOR_NAME
+ export GIT_AUTHOR_EMAIL
+ export GIT_AUTHOR_DATE
+ git-cat-file commit "$use_commit" |
+ sed -e '1,/^$/d' |
+ git-stripspace >.editmsg
+ fi
+
+ case "$signoff" in
+ t)
+ git-var GIT_COMMITTER_IDENT | sed -e '
+ s/>.*/>/
+ s/^/Signed-off-by: /' >>.editmsg ;;
+ esac
+ git-status-script >>.editmsg
+fi
+if [ "$?" != "0" -a ! -f $GIT_DIR/MERGE_HEAD ]
then
cat .editmsg
+ rm .editmsg
exit 1
fi
-${VISUAL:-${EDITOR:-vi}} .editmsg
+case "$no_edit" in
+'')
+ ${VISUAL:-${EDITOR:-vi}} .editmsg
+ ;;
+esac
grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
-[ -s .cmitmsg ] || exit 1
-tree=$(git-write-tree) || exit 1
-commit=$(cat .cmitmsg | git-commit-tree $tree -p $PARENTS) || exit 1
-echo $commit > $GIT_DIR/HEAD
-rm -f -- $GIT_DIR/MERGE_HEAD
+grep -v -i '^Signed-off-by' .cmitmsg >.cmitchk
+if test -s .cmitchk
+then
+ tree=$(git-write-tree) &&
+ commit=$(cat .cmitmsg | git-commit-tree $tree $PARENTS) &&
+ echo $commit > "$GIT_DIR/HEAD" &&
+ rm -f -- "$GIT_DIR/MERGE_HEAD"
+else
+ echo >&2 "* no commit message? aborting commit."
+ false
+fi
+ret="$?"
+rm -f .cmitmsg .editmsg .cmitchk
+exit "$ret"