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-rwxr-xr-xgit-commit.sh403
1 files changed, 291 insertions, 112 deletions
diff --git a/git-commit.sh b/git-commit.sh
index 9c94083..7b9f11b 100755
--- a/git-commit.sh
+++ b/git-commit.sh
@@ -1,85 +1,170 @@
#!/bin/sh
#
# Copyright (c) 2005 Linus Torvalds
-#
+# Copyright (c) 2006 Junio C Hamano
+
+USAGE='[-a] [-i] [-s] [-v | --no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [--author <author>] [<path>...]'
-USAGE='[-a] [-s] [-v | --no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [<path>...]'
+SUBDIRECTORY_OK=Yes
. git-sh-setup
-all= logfile= use_commit= no_edit= log_given= log_message= verify=t signoff=
+git-rev-parse --verify HEAD >/dev/null 2>&1 ||
+initial_commit=t
+
+refuse_partial () {
+ echo >&2 "$1"
+ echo >&2 "Experienced git users:"
+ echo >&2 "You might have meant to say 'git commit -i paths...', perhaps?"
+ exit 1
+}
+
+all=
+also=
+logfile=
+use_commit=
+no_edit=
+log_given=
+log_message=
+verify=t
+signoff=
+force_author=
while case "$#" in 0) break;; esac
do
case "$1" in
+ -F|--F|-f|--f|--fi|--fil|--file)
+ case "$#" in 1) usage ;; esac
+ shift
+ no_edit=t
+ log_given=t$log_given
+ logfile="$1"
+ shift
+ ;;
+ -F*|-f*)
+ no_edit=t
+ log_given=t$log_given
+ logfile=`expr "$1" : '-[Ff]\(.*\)'`
+ shift
+ ;;
+ --F=*|--f=*|--fi=*|--fil=*|--file=*)
+ no_edit=t
+ log_given=t$log_given
+ logfile=`expr "$1" : '-[^=]*=\(.*\)'`
+ shift
+ ;;
-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 ;;
+ all=t
+ shift
+ ;;
+ --au=*|--aut=*|--auth=*|--autho=*|--author=*)
+ force_author=`expr "$1" : '-[^=]*=\(.*\)'`
+ shift
+ ;;
+ --au|--aut|--auth|--autho|--author)
+ case "$#" in 1) usage ;; esac
+ shift
+ force_author="$1"
+ shift
+ ;;
+ -e|--e|--ed|--edi|--edit)
+ no_edit=
+ shift
+ ;;
+ -i|--i|--in|--inc|--incl|--inclu|--includ|--include)
+ also=t
+ shift
+ ;;
-m|--m|--me|--mes|--mess|--messa|--messag|--message)
- case "$#" in 1) usage ;; esac; shift
- log_given=t$log_given
- log_message="$1"
- no_edit=t
- shift ;;
- -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
+ case "$#" in 1) usage ;; esac
+ shift
+ log_given=t$log_given
+ log_message="$1"
+ no_edit=t
+ shift
+ ;;
+ -m*)
+ log_given=t$log_given
+ log_message=`expr "$1" : '-m\(.*\)'`
+ no_edit=t
+ shift
+ ;;
+ --m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
+ log_given=t$log_given
+ log_message=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=t
+ shift
+ ;;
+ -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
+ verify=
+ shift
+ ;;
+ -c)
+ case "$#" in 1) usage ;; esac
+ shift
+ log_given=t$log_given
+ use_commit="$1"
+ no_edit=
+ shift
+ ;;
+ --ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
--reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
--reedit-messag=*|--reedit-message=*)
- log_given=t$log_given
- use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
- shift ;;
- -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
+ log_given=t$log_given
+ use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=
+ shift
+ ;;
+ --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="$1"
- shift ;;
- -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
+ case "$#" in 1) usage ;; esac
+ shift
+ log_given=t$log_given
+ use_commit="$1"
+ no_edit=
+ shift
+ ;;
+ -C)
+ case "$#" in 1) usage ;; esac
+ shift
+ log_given=t$log_given
+ use_commit="$1"
+ no_edit=t
+ shift
+ ;;
+ --reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
--reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
--reuse-message=*)
- log_given=t$log_given
- use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
- no_edit=t
- shift ;;
- -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
+ log_given=t$log_given
+ use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
+ no_edit=t
+ shift
+ ;;
+ --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="$1"
- no_edit=t
- shift ;;
- -e|--e|--ed|--edi|--edit)
- no_edit=
- shift ;;
+ case "$#" in 1) usage ;; esac
+ shift
+ log_given=t$log_given
+ use_commit="$1"
+ no_edit=t
+ shift
+ ;;
-s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
- signoff=t
- shift ;;
- -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
- verify=
- shift ;;
+ signoff=t
+ shift
+ ;;
-v|--v|--ve|--ver|--veri|--verif|--verify)
- verify=t
- shift ;;
+ verify=t
+ shift
+ ;;
--)
- shift
- break ;;
+ shift
+ break
+ ;;
-*)
- usage ;;
+ usage
+ ;;
*)
- break ;;
+ break
+ ;;
esac
done
@@ -88,30 +173,92 @@ tt*)
die "Only one of -c/-C/-F/-m can be used." ;;
esac
-case "$all,$#" in
-t,0)
- git-diff-files --name-only -z |
- git-update-index --remove -z --stdin
- ;;
-t,*)
- die "Cannot use -a and explicit files at the same time."
- ;;
-,0)
+TOP=`git-rev-parse --show-cdup`
+
+case "$all,$also" in
+t,t)
+ die "Cannot use -a and -i at the same time." ;;
+t,)
+ SAVE_INDEX="$GIT_DIR/save-index$$" &&
+ cp "$GIT_DIR/index" "$SAVE_INDEX" &&
+ (
+ if test '' != "$TOP"
+ then
+ cd "$TOP"
+ fi &&
+ git-diff-files --name-only -z |
+ git-update-index --remove -z --stdin
+ )
;;
-*)
- git-diff-files --name-only -z -- "$@" |
+,t)
+ case "$#" in
+ 0) die "No paths with -i does not make sense." ;;
+ esac
+ SAVE_INDEX="$GIT_DIR/save-index$$" &&
+ cp "$GIT_DIR/index" "$SAVE_INDEX" &&
+ git-diff-files --name-only -z -- "$@" |
git-update-index --remove -z --stdin
;;
-esac || exit 1
+,)
+ case "$#" in
+ 0)
+ ;; # commit as-is
+ *)
+ if test -f "$GIT_DIR/MERGE_HEAD"
+ then
+ refuse_partial "Cannot do a partial commit during a merge."
+ fi
+ TMP_INDEX="$GIT_DIR/tmp-index$$"
+ if test -z "$initial_commit"
+ then
+ # make sure index is clean at the specified paths, or
+ # they are additions.
+ dirty_in_index=`git-diff-index --cached --name-status \
+ --diff-filter=DMTXU HEAD -- "$@"`
+ test -z "$dirty_in_index" ||
+ refuse_partial "Cannot do a partial commit of paths dirty in index:
+
+$dirty_in_index"
+ fi
+ commit_only=`git-ls-files -- "$@"` ;;
+ esac
+ ;;
+esac
+
git-update-index -q --refresh || exit 1
-case "$verify" in
-t)
- if test -x "$GIT_DIR"/hooks/pre-commit
+trap '
+ test -f "$TMP_INDEX" && rm -f "$TMP_INDEX"
+ test -f "$SAVE_INDEX" && mv -f "$SAVE_INDEX" "$GIT_DIR/index"
+' 0
+
+if test "$TMP_INDEX"
+then
+ if test -z "$initial_commit"
then
- "$GIT_DIR"/hooks/pre-commit || exit
- fi
-esac
+ GIT_INDEX_FILE="$TMP_INDEX" git-read-tree HEAD
+ else
+ rm -f "$TMP_INDEX"
+ fi || exit
+ echo "$commit_only" |
+ GIT_INDEX_FILE="$TMP_INDEX" git-update-index --add --remove --stdin &&
+ echo "$commit_only" |
+ git-update-index --remove --stdin ||
+ exit
+else
+ #
+ :
+fi
+
+if test t = "$verify" && test -x "$GIT_DIR"/hooks/pre-commit
+then
+ if test "$TMP_INDEX"
+ then
+ GIT_INDEX_FILE="$TMP_INDEX" "$GIT_DIR"/hooks/pre-commit
+ else
+ "$GIT_DIR"/hooks/pre-commit
+ fi || exit
+fi
if test "$log_message" != ''
then
@@ -155,42 +302,52 @@ if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
echo "#"
fi >>"$GIT_DIR"/COMMIT_EDITMSG
+# Author
+if test '' != "$use_commit"
+then
+ pick_author_script='
+ /^author /{
+ s/'\''/'\''\\'\'\''/g
+ 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" |
+ LANG=C LC_ALL=C sed -ne "$pick_author_script"`
+ eval "$set_author_env"
+ export GIT_AUTHOR_NAME
+ export GIT_AUTHOR_EMAIL
+ export GIT_AUTHOR_DATE
+elif test '' != "$force_author"
+then
+ GIT_AUTHOR_NAME=`expr "$force_author" : '\(.*[^ ]\) *<.*'` &&
+ GIT_AUTHOR_EMAIL=`expr "$force_author" : '.*\(<.*\)'` &&
+ test '' != "$GIT_AUTHOR_NAME" &&
+ test '' != "$GIT_AUTHOR_EMAIL" ||
+ die "malformatted --author parameter"
+ export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
+fi
+
PARENTS="-p HEAD"
-if GIT_DIR="$GIT_DIR" git-rev-parse --verify HEAD >/dev/null 2>&1
+if test -z "$initial_commit"
then
if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
fi
- if test "$use_commit" != ""
- then
- pick_author_script='
- /^author /{
- s/'\''/'\''\\'\'\''/g
- 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" |
- LANG=C LC_ALL=C sed -ne "$pick_author_script"`
- eval "$set_author_env"
- export GIT_AUTHOR_NAME
- export GIT_AUTHOR_EMAIL
- export GIT_AUTHOR_DATE
- fi
else
if [ -z "$(git-ls-files)" ]; then
echo Nothing to commit 1>&2
@@ -198,10 +355,21 @@ else
fi
PARENTS=""
fi
-git-status >>"$GIT_DIR"/COMMIT_EDITMSG
+
+(
+ if test '' != "$TOP"
+ then
+ cd "$TOP"
+ fi &&
+ git-status >>"$GIT_DIR"/COMMIT_EDITMSG
+)
if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
then
rm -f "$GIT_DIR/COMMIT_EDITMSG"
+ if test '' != "$TOP"
+ then
+ cd "$TOP"
+ fi &&
git-status
exit 1
fi
@@ -213,7 +381,8 @@ case "$no_edit" in
echo >&2 "Please supply the commit log message using either"
echo >&2 "-m or -F option. A boilerplate log message has"
echo >&2 "been prepared in $GIT_DIR/COMMIT_EDITMSG"
- exit 1 ;;
+ exit 1
+ ;;
esac
${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
;;
@@ -235,7 +404,13 @@ if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
wc -l` &&
test 0 -lt $cnt
then
- tree=$(git-write-tree) &&
+ if test -z "$TMP_INDEX"
+ then
+ tree=$(git-write-tree)
+ else
+ tree=$(GIT_INDEX_FILE="$TMP_INDEX" git-write-tree) &&
+ rm -f "$TMP_INDEX"
+ fi &&
commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
git-update-ref HEAD $commit $current &&
rm -f -- "$GIT_DIR/MERGE_HEAD"
@@ -251,4 +426,8 @@ if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
then
"$GIT_DIR"/hooks/post-commit
fi
+if test 0 -eq "$ret"
+then
+ rm -f "$SAVE_INDEX"
+fi
exit "$ret"