# 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>) [--amend] [-e] [--author <author>] [[-i | -o] <path>...]'
SUBDIRECTORY_OK=Yes
. git-sh-setup
# We always show status for the whole tree.
cd "$TOP"
+ IS_INITIAL="$initial_commit"
+ REFERENCE=HEAD
+ case "$amend" in
+ t)
+ # If we are amending the initial commit, there
+ # is no HEAD^1.
+ if git-rev-parse --verify "HEAD^1" >/dev/null 2>&1
+ then
+ REFERENCE="HEAD^1"
+ IS_INITIAL=
+ else
+ IS_INITIAL=t
+ fi
+ ;;
+ esac
+
# If TMP_INDEX is defined, that means we are doing
# "--only" partial commit, and that index file is used
# to build the tree for the commit. Otherwise, if
*) echo "# On branch $branch" ;;
esac
- if test -z "$initial_commit"
+ if test -z "$IS_INITIAL"
then
git-diff-index -M --cached --name-status \
- --diff-filter=MDTCRA HEAD |
+ --diff-filter=MDTCRA $REFERENCE |
sed -e '
s/\\/\\\\/g
s/ /\\ /g
}
'
- if test -n "$verbose"
+ if test -n "$verbose" -a -z "$IS_INITIAL"
then
- git-diff-index --cached -M -p --diff-filter=MDTCRA HEAD
+ git-diff-index --cached -M -p --diff-filter=MDTCRA $REFERENCE
fi
case "$committable" in
0)
- echo "nothing to commit"
- exit 1
+ case "$amend" in
+ t)
+ echo "# No changes" ;;
+ *)
+ echo "nothing to commit" ;;
+ esac
+ exit 1 ;;
esac
exit 0
)
only=
logfile=
use_commit=
+amend=
no_edit=
log_given=
log_message=
verbose=
signoff=
force_author=
+only_include_assumed=
while case "$#" in 0) break;; esac
do
case "$1" in
verify=
shift
;;
+ --a|--am|--ame|--amen|--amend)
+ amend=t
+ log_given=t$log_given
+ use_commit=HEAD
+ shift
+ ;;
-c)
case "$#" in 1) usage ;; esac
shift
################################################################
# Sanity check options
+case "$amend,$initial_commit" in
+t,t)
+ die "You do not have anything to amend." ;;
+t,)
+ if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
+ die "You are in the middle of a merge -- cannot amend."
+ fi ;;
+esac
+
case "$log_given" in
tt*)
die "Only one of -c/-C/-F/-m can be used." ;;
esac
-case "$#,$also$only" in
-*,tt)
+case "$#,$also,$only,$amend" in
+*,t,t,*)
die "Only one of --include/--only can be used." ;;
-0,t)
+0,t,,* | 0,,t,)
die "No paths with --include/--only does not make sense." ;;
-0,)
+0,,t,t)
+ only_include_assumed="# Clever... amending the last one with dirty index." ;;
+0,,,*)
;;
-*,)
- echo >&2 "assuming --include paths..."
- also=t
- # Later when switch the defaults, we will replace them with these:
- # echo >&2 "assuming --only paths..."
- # also=
-
- # If we are going to launch an editor, the message won't be
- # shown without this...
- test -z "$log_given$status_only" && sleep 1
+*,,,*)
+ only_include_assumed="# Explicit paths specified without -i nor -o; assuming --only paths..."
+ also=
;;
esac
unset only
;;
,t)
save_index &&
+ git-ls-files --error-unmatch -- "$@" >/dev/null || exit
+
git-diff-files --name-only -z -- "$@" |
(
cd "$TOP"
refuse_partial "Different in index and the last commit:
$dirty_in_index"
fi
- commit_only=`git-ls-files -- "$@"`
+ commit_only=`git-ls-files --error-unmatch -- "$@"` || exit
# Build the temporary index and update the real index
# the same way.
;;
esac
-if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
+if test -f "$GIT_DIR/MERGE_HEAD" && test -z "$no_edit"; then
echo "#"
echo "# It looks like you may be committing a MERGE."
echo "# If this is not correct, please remove the file"
# Author
if test '' != "$force_author"
then
- GIT_AUTHOR_NAME=`expr "$force_author" : '\(.*[^ ]\) *<.*'` &&
- GIT_AUTHOR_EMAIL=`expr "$force_author" : '.*\(<.*\)'` &&
+ GIT_AUTHOR_NAME=`expr "z$force_author" : 'z\(.*[^ ]\) *<.*'` &&
+ GIT_AUTHOR_EMAIL=`expr "z$force_author" : '.*\(<.*\)'` &&
test '' != "$GIT_AUTHOR_NAME" &&
test '' != "$GIT_AUTHOR_EMAIL" ||
die "malformatted --author parameter"
then
if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
+ elif test -n "$amend"; then
+ PARENTS=$(git-cat-file commit HEAD |
+ sed -n -e '/^$/q' -e 's/^parent /-p /p')
fi
+ current=$(git-rev-parse --verify HEAD)
else
if [ -z "$(git-ls-files)" ]; then
echo >&2 Nothing to commit
exit 1
fi
PARENTS=""
+ current=
fi
-run_status >>"$GIT_DIR"/COMMIT_EDITMSG
-if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
+if test -z "$no_edit"
+then
+ {
+ test -z "$only_include_assumed" || echo "$only_include_assumed"
+ run_status
+ } >>"$GIT_DIR"/COMMIT_EDITMSG
+else
+ # we need to check if there is anything to commit
+ run_status >/dev/null
+fi
+if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" -a -z "$amend" ]
then
rm -f "$GIT_DIR/COMMIT_EDITMSG"
run_status
exit 1
fi
+
case "$no_edit" in
'')
case "${VISUAL:-$EDITOR},$TERM" in