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-rwxr-xr-xgit-merge.sh22
1 files changed, 16 insertions, 6 deletions
diff --git a/git-merge.sh b/git-merge.sh
index a0fc60602..ce6652434 100755
--- a/git-merge.sh
+++ b/git-merge.sh
@@ -3,7 +3,7 @@
# Copyright (c) 2005 Junio C Hamano
#
-USAGE='[-n] [--summary] [--[no-]commit] [--[no-]squash] [-s <strategy>] [-m=<merge-message>] <commit>+'
+USAGE='[-n] [--summary] [--[no-]commit] [--[no-]squash] [--[no-]ff] [-s <strategy>] [-m=<merge-message>] <commit>+'
SUBDIRECTORY_OK=Yes
. git-sh-setup
@@ -127,13 +127,17 @@ parse_option () {
--summary)
show_diffstat=t ;;
--sq|--squ|--squa|--squas|--squash)
- squash=t no_commit=t ;;
+ allow_fast_forward=t squash=t no_commit=t ;;
--no-sq|--no-squ|--no-squa|--no-squas|--no-squash)
- squash= no_commit= ;;
+ allow_fast_forward=t squash= no_commit= ;;
--c|--co|--com|--comm|--commi|--commit)
- squash= no_commit= ;;
+ allow_fast_forward=t squash= no_commit= ;;
--no-c|--no-co|--no-com|--no-comm|--no-commi|--no-commit)
- squash= no_commit=t ;;
+ 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)
@@ -477,7 +481,13 @@ done
# auto resolved the merge cleanly.
if test '' != "$result_tree"
then
- parents=$(git show-branch --independent "$head" "$@" | sed -e 's/^/-p /')
+ if test "$allow_fast_forward" = "t"
+ then
+ parents=$(git show-branch --independent "$head" "$@")
+ else
+ parents=$(git rev-parse "$head" "$@")
+ fi
+ parents=$(echo "$parents" | sed -e 's/^/-p /')
result_commit=$(printf '%s\n' "$merge_msg" | git commit-tree $result_tree $parents) || exit
finish "$result_commit" "Merge made by $wt_strategy."
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