# Copyright (c) 2005 Junio C Hamano
#
-USAGE='[-n] [--summary] [--[no-]commit] [--[no-]squash] [--[no-]ff] [-s <strategy>] [-m=<merge-message>] <commit>+'
+OPTIONS_KEEPDASHDASH=
+OPTIONS_SPEC="\
+git-merge [options] <remote>...
+git-merge [options] <msg> HEAD <remote>
+--
+summary show a diffstat at the end of the merge
+n,no-summary don't show a diffstat at the end of the merge
+squash create a single commit instead of doing a merge
+commit perform a commit if the merge sucesses (default)
+ff allow fast forward (default)
+s,strategy= merge strategy to use
+m,message= message to be used for the merge commit (if any)
+"
SUBDIRECTORY_OK=Yes
. git-sh-setup
allow_fast_forward=t
allow_trivial_merge=t
+squash= no_commit=
dropsave() {
rm -f -- "$GIT_DIR/MERGE_HEAD" "$GIT_DIR/MERGE_MSG" \
- "$GIT_DIR/MERGE_SAVE" || exit 1
+ "$GIT_DIR/MERGE_STASH" || exit 1
}
savestate() {
# Stash away any local modifications.
- git diff-index -z --name-only $head |
- cpio -0 -o >"$GIT_DIR/MERGE_SAVE"
+ git stash create >"$GIT_DIR/MERGE_STASH"
}
restorestate() {
- if test -f "$GIT_DIR/MERGE_SAVE"
+ if test -f "$GIT_DIR/MERGE_STASH"
then
git reset --hard $head >/dev/null
- cpio -iuv <"$GIT_DIR/MERGE_SAVE"
+ git stash apply $(cat "$GIT_DIR/MERGE_STASH")
git update-index --refresh >/dev/null
fi
}
fi
}
-parse_option () {
- case "$1" in
- -n|--n|--no|--no-|--no-s|--no-su|--no-sum|--no-summ|\
- --no-summa|--no-summar|--no-summary)
- show_diffstat=false ;;
- --summary)
- show_diffstat=t ;;
- --sq|--squ|--squa|--squas|--squash)
- allow_fast_forward=t squash=t no_commit=t ;;
- --no-sq|--no-squ|--no-squa|--no-squas|--no-squash)
- allow_fast_forward=t squash= no_commit= ;;
- --c|--co|--com|--comm|--commi|--commit)
- allow_fast_forward=t squash= no_commit= ;;
- --no-c|--no-co|--no-com|--no-comm|--no-commi|--no-commit)
- allow_fast_forward=t squash= no_commit=t ;;
- --ff)
- allow_fast_forward=t squash= no_commit= ;;
- --no-ff)
- allow_fast_forward=false squash= no_commit= ;;
- -s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\
- --strateg=*|--strategy=*|\
- -s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
- case "$#,$1" in
- *,*=*)
- strategy=`expr "z$1" : 'z-[^=]*=\(.*\)'` ;;
- 1,*)
- usage ;;
- *)
- strategy="$2"
- shift ;;
- esac
- case " $all_strategies " in
- *" $strategy "*)
- use_strategies="$use_strategies$strategy " ;;
- *)
- die "available strategies are: $all_strategies" ;;
- esac
- ;;
- -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
- merge_msg=`expr "z$1" : 'z-[^=]*=\(.*\)'`
- have_message=t
- ;;
- -m|--m|--me|--mes|--mess|--messa|--messag|--message)
- shift
- case "$#" in
- 1) usage ;;
- esac
- merge_msg="$1"
- have_message=t
- ;;
- -*) usage ;;
- *) return 1 ;;
- esac
- shift
- args_left=$#
-}
-
parse_config () {
- while test $# -gt 0
- do
- parse_option "$@" || usage
- while test $args_left -lt $#
- do
+ while test $# != 0; do
+ case "$1" in
+ -n|--no-summary)
+ show_diffstat=false ;;
+ --summary)
+ show_diffstat=t ;;
+ --squash)
+ test "$allow_fast_forward" = t ||
+ die "You cannot combine --squash with --no-ff."
+ squash=t no_commit=t ;;
+ --no-squash)
+ squash= no_commit= ;;
+ --commit)
+ no_commit= ;;
+ --no-commit)
+ no_commit=t ;;
+ --ff)
+ allow_fast_forward=t ;;
+ --no-ff)
+ test "$squash" != t ||
+ die "You cannot combine --squash with --no-ff."
+ allow_fast_forward=f ;;
+ -s|--strategy)
+ shift
+ case " $all_strategies " in
+ *" $1 "*)
+ use_strategies="$use_strategies$1 " ;;
+ *)
+ die "available strategies are: $all_strategies" ;;
+ esac
+ ;;
+ -m|--message)
shift
- done
+ merge_msg="$1"
+ have_message=t
+ ;;
+ --)
+ shift
+ break ;;
+ *) usage ;;
+ esac
+ shift
done
+ args_left=$#
}
test $# != 0 || usage
mergeopts=$(git config "branch.${branch#refs/heads/}.mergeoptions")
if test -n "$mergeopts"
then
- parse_config $mergeopts
+ parse_config $mergeopts --
fi
fi
-while parse_option "$@"
-do
- while test $args_left -lt $#
- do
- shift
- done
-done
+parse_config "$@"
+while test $args_left -lt $#; do shift; done
if test -z "$show_diffstat"; then
test "$(git config --bool merge.diffstat)" = false && show_diffstat=false
single_strategy=no
;;
*)
- rm -f "$GIT_DIR/MERGE_SAVE"
+ rm -f "$GIT_DIR/MERGE_STASH"
single_strategy=yes
;;
esac