[PATCH v4 7/7] rebase -i: use new --ff cherry-pick option

[Christian Couder <chriscool@tuxfamily.org>]

This simplifies rebase -i a little bit.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 git-rebase--interactive.sh |   15 +++------------
 1 files changed, 3 insertions(+), 12 deletions(-)

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 3e4fd14..92d19f5 100755
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -222,8 +222,8 @@ do_with_author () {
 }
 
 pick_one () {
-	no_ff=
-	case "$1" in -n) sha1=$2; no_ff=t ;; *) sha1=$1 ;; esac
+	ff=--ff
+	case "$1" in -n) sha1=$2; ff= ;; *) sha1=$1 ;; esac
 	output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1"
 	test -d "$REWRITTEN" &&
 		pick_one_preserving_merges "$@" && return
@@ -232,16 +232,7 @@ pick_one () {
 		output git cherry-pick "$@"
 		return
 	fi
-	parent_sha1=$(git rev-parse --verify $sha1^) ||
-		die "Could not get the parent of $sha1"
-	current_sha1=$(git rev-parse --verify HEAD)
-	if test -z "$no_ff" && test "$current_sha1" = "$parent_sha1"
-	then
-		output git reset --hard $sha1
-		output warn Fast-forward to $(git rev-parse --short $sha1)
-	else
-		output git cherry-pick "$@"
-	fi
+	output git cherry-pick $ff "$@"
 }
 
 pick_one_preserving_merges () {
-- 
1.7.0.1.307.g861f4