X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-rebase.sh;h=2aa3a011dbe31e5167534a8bf443ff27dd96b38f;hb=b3bf96d483ac2ff4a7523445a4e3f53f266501a4;hp=98f9558145f269e05e121006a5853368f0572abf;hpb=7eff28a9b42cb0d3aad932338b2e645fc6ed8fa9;p=git.git

diff --git a/git-rebase.sh b/git-rebase.sh
index 98f955814..2aa3a011d 100755
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -27,9 +27,12 @@ Example:       git-rebase master~1 topic
        /                   -->           /
   D---E---F---G master          D---E---F---G master
 '
+
+SUBDIRECTORY_OK=Yes
 . git-sh-setup
 set_reflog_action rebase
 require_work_tree
+cd_to_toplevel
 
 RESOLVEMSG="
 When you have resolved this problem run \"git rebase --continue\".
@@ -42,6 +45,7 @@ do_merge=
 dotest=$GIT_DIR/.dotest-merge
 prec=4
 verbose=
+git_am_opt=
 
 continue_merge () {
 	test -n "$prev_head" || die "prev_head must be defined"
@@ -51,11 +55,11 @@ continue_merge () {
 	if test -n "$unmerged"
 	then
 		echo "You still have unmerged paths in your index"
-		echo "did you forget update-index?"
+		echo "did you forget to use git add?"
 		die "$RESOLVEMSG"
 	fi
 
-	if test -n "`git-diff-index HEAD`"
+	if ! git-diff-index --quiet HEAD
 	then
 		if ! git-commit -C "`cat $dotest/current`"
 		then
@@ -120,13 +124,11 @@ while case "$#" in 0) break ;; esac
 do
 	case "$1" in
 	--continue)
-		diff=$(git-diff-files)
-		case "$diff" in
-		?*)	echo "You must edit all merge conflicts and then"
-			echo "mark them as resolved using git update-index"
+		git-diff-files --quiet || {
+			echo "You must edit all merge conflicts and then"
+			echo "mark them as resolved using git add"
 			exit 1
-			;;
-		esac
+		}
 		if test -d "$dotest"
 		then
 			prev_head="`cat $dotest/prev_head`"
@@ -210,6 +212,10 @@ do
 	-v|--verbose)
 		verbose=t
 		;;
+	-C*)
+		git_am_opt=$1
+		shift
+		;;
 	-*)
 		usage
 		;;
@@ -246,7 +252,8 @@ fi
 git-update-index --refresh || exit
 diff=$(git-diff-index --cached --name-status -r HEAD)
 case "$diff" in
-?*)	echo "$diff"
+?*)	echo "cannot rebase: your index is not up-to-date"
+	echo "$diff"
 	exit 1
 	;;
 esac
@@ -256,6 +263,10 @@ upstream_name="$1"
 upstream=`git rev-parse --verify "${upstream_name}^0"` ||
     die "invalid upstream $upstream_name"
 
+# Make sure the branch to rebase onto is valid.
+onto_name=${newbase-"$upstream_name"}
+onto=$(git-rev-parse --verify "${onto_name}^0") || exit
+
 # If a hook exists, give it a chance to interrupt
 if test -x "$GIT_DIR/hooks/pre-rebase"
 then
@@ -272,16 +283,16 @@ case "$#" in
 	git-checkout "$2" || usage
 	;;
 *)
-	branch_name=`git symbolic-ref HEAD` || die "No current branch"
-	branch_name=`expr "z$branch_name" : 'zrefs/heads/\(.*\)'`
+	if branch_name=`git symbolic-ref -q HEAD`
+	then
+		branch_name=`expr "z$branch_name" : 'zrefs/heads/\(.*\)'`
+	else
+		branch_name=HEAD ;# detached
+	fi
 	;;
 esac
 branch=$(git-rev-parse --verify "${branch_name}^0") || exit
 
-# Make sure the branch to rebase onto is valid.
-onto_name=${newbase-"$upstream_name"}
-onto=$(git-rev-parse --verify "${onto_name}^0") || exit
-
 # Now we are rebasing commits $upstream..$branch on top of $onto
 
 # Check if we are already based on $onto, but this should be
@@ -296,7 +307,8 @@ fi
 if test -n "$verbose"
 then
 	echo "Changes from $mb to $onto:"
-	git-diff-tree --stat --summary "$mb" "$onto"
+	# We want color (if set), but no pager
+	GIT_PAGER='' git-diff --stat --summary "$mb" "$onto"
 fi
 
 # Rewind the head to "$onto"; this saves our current head in ORIG_HEAD.
@@ -314,7 +326,7 @@ fi
 if test -z "$do_merge"
 then
 	git-format-patch -k --stdout --full-index --ignore-if-in-upstream "$upstream"..ORIG_HEAD |
-	git am --binary -3 -k --resolvemsg="$RESOLVEMSG"
+	git am $git_am_opt --binary -3 -k --resolvemsg="$RESOLVEMSG"
 	exit $?
 fi
 
@@ -328,8 +340,7 @@ prev_head=`git-rev-parse HEAD^0`
 echo "$prev_head" > "$dotest/prev_head"
 
 msgnum=0
-for cmt in `git-rev-list --no-merges "$upstream"..ORIG_HEAD \
-			| @@PERL@@ -e 'print reverse <>'`
+for cmt in `git-rev-list --reverse --no-merges "$upstream"..ORIG_HEAD`
 do
 	msgnum=$(($msgnum + 1))
 	echo "$cmt" > "$dotest/cmt.$msgnum"