X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-rebase--interactive.sh;h=8aa73712ca11f4527f4b8d42bf3a14de2a16c39c;hb=740fdd27f0888d5c80ef6a550734bdc53febd2df;hp=beeefec0e473efc8af67c702c88b655131eea026;hpb=0ebd5d7186237663a642397214232e5fe2fba21d;p=git.git

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index beeefec0e..8aa73712c 100755
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -73,14 +73,19 @@ comment_for_reflog () {
 	esac
 }
 
+last_count=
 mark_action_done () {
 	sed -e 1q < "$TODO" >> "$DONE"
 	sed -e 1d < "$TODO" >> "$TODO".new
 	mv -f "$TODO".new "$TODO"
-	count=$(($(grep -ve '^$' -e '^#' < "$DONE" | wc -l)))
-	total=$(($count+$(grep -ve '^$' -e '^#' < "$TODO" | wc -l)))
-	printf "Rebasing (%d/%d)\r" $count $total
-	test -z "$VERBOSE" || echo
+	count=$(grep -c '^[^#]' < "$DONE")
+	total=$(($count+$(grep -c '^[^#]' < "$TODO")))
+	if test "$last_count" != "$count"
+	then
+		last_count=$count
+		printf "Rebasing (%d/%d)\r" $count $total
+		test -z "$VERBOSE" || echo
+	fi
 }
 
 make_patch () {
@@ -95,6 +100,7 @@ make_patch () {
 
 die_with_patch () {
 	make_patch "$1"
+	git rerere
 	die "$2"
 }
 
@@ -104,7 +110,7 @@ die_abort () {
 }
 
 has_action () {
-	grep -vqe '^$' -e '^#' "$1"
+	grep '^[^#]' "$1" >/dev/null
 }
 
 pick_one () {
@@ -180,13 +186,13 @@ pick_one_preserving_merges () {
 			msg="$(git cat-file commit $sha1 | sed -e '1,/^$/d')"
 			# No point in merging the first parent, that's HEAD
 			new_parents=${new_parents# $first_parent}
-			# NEEDSWORK: give rerere a chance
 			if ! GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \
 				GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \
 				GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \
 				output git merge $STRATEGY -m "$msg" \
 					$new_parents
 			then
+				git rerere
 				printf "%s\n" "$msg" > "$GIT_DIR"/MERGE_MSG
 				die Error redoing merge $sha1
 			fi
@@ -212,17 +218,19 @@ nth_string () {
 make_squash_message () {
 	if test -f "$SQUASH_MSG"; then
 		COUNT=$(($(sed -n "s/^# This is [^0-9]*\([1-9][0-9]*\).*/\1/p" \
-			< "$SQUASH_MSG" | tail -n 1)+1))
+			< "$SQUASH_MSG" | sed -ne '$p')+1))
 		echo "# This is a combination of $COUNT commits."
-		sed -n "2,\$p" < "$SQUASH_MSG"
+		sed -e 1d -e '2,/^./{
+			/^$/d
+		}' <"$SQUASH_MSG"
 	else
 		COUNT=2
 		echo "# This is a combination of two commits."
 		echo "# The first commit's message is:"
 		echo
 		git cat-file commit HEAD | sed -e '1,/^$/d'
-		echo
 	fi
+	echo
 	echo "# This is the $(nth_string $COUNT) commit message:"
 	echo
 	git cat-file commit $1 | sed -e '1,/^$/d'
@@ -260,6 +268,10 @@ do_next () {
 		warn
 		warn "	git commit --amend"
 		warn
+		warn "Once you are satisfied with your changes, run"
+		warn
+		warn "	git rebase --continue"
+		warn
 		exit 0
 		;;
 	squash|s)
@@ -288,22 +300,22 @@ do_next () {
 		output git reset --soft HEAD^
 		pick_one -n $sha1 || failed=t
 		echo "$author_script" > "$DOTEST"/author-script
-		case $failed in
-		f)
+		if test $failed = f
+		then
 			# This is like --amend, but with a different message
 			eval "$author_script"
 			GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \
 			GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \
 			GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \
-			$USE_OUTPUT git commit -F "$MSG" $EDIT_COMMIT
-			;;
-		t)
+			$USE_OUTPUT git commit --no-verify -F "$MSG" $EDIT_COMMIT || failed=t
+		fi
+		if test $failed = t
+		then
 			cp "$MSG" "$GIT_DIR"/MERGE_MSG
 			warn
 			warn "Could not apply $sha1... $rest"
 			die_with_patch $sha1 ""
-			;;
-		esac
+		fi
 		;;
 	*)
 		warn "Unknown command: $command $sha1 $rest"
@@ -321,7 +333,12 @@ do_next () {
 		test -f "$DOTEST"/current-commit &&
 			current_commit=$(cat "$DOTEST"/current-commit) &&
 			git rev-parse HEAD > "$REWRITTEN"/$current_commit
-		NEWHEAD=$(cat "$REWRITTEN"/$OLDHEAD)
+		if test -f "$REWRITTEN"/$OLDHEAD
+		then
+			NEWHEAD=$(cat "$REWRITTEN"/$OLDHEAD)
+		else
+			NEWHEAD=$OLDHEAD
+		fi
 	else
 		NEWHEAD=$(git rev-parse HEAD)
 	fi &&
@@ -357,16 +374,28 @@ do
 
 		test -d "$DOTEST" || die "No interactive rebase running"
 
-		# commit if necessary
-		git rev-parse --verify HEAD > /dev/null &&
-		git update-index --refresh &&
-		git diff-files --quiet &&
-		! git diff-index --cached --quiet HEAD -- &&
-		. "$DOTEST"/author-script && {
-			test ! -f "$DOTEST"/amend || git reset --soft HEAD^
-		} &&
-		export GIT_AUTHOR_NAME GIT_AUTHOR_NAME GIT_AUTHOR_DATE &&
-		git commit -F "$DOTEST"/message -e
+		# Sanity check
+		git rev-parse --verify HEAD >/dev/null ||
+			die "Cannot read HEAD"
+		git update-index --refresh && git diff-files --quiet ||
+			die "Working tree is dirty"
+
+		# do we have anything to commit?
+		if git diff-index --cached --quiet HEAD --
+		then
+			: Nothing to commit -- skip this
+		else
+			. "$DOTEST"/author-script ||
+				die "Cannot find the author identity"
+			if test -f "$DOTEST"/amend
+			then
+				git reset --soft HEAD^ ||
+				die "Cannot rewind the HEAD"
+			fi
+			export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE &&
+			git commit --no-verify -F "$DOTEST"/message -e ||
+			die "Could not commit staged changes."
+		fi
 
 		require_clean_work_tree
 		do_rest
@@ -374,6 +403,7 @@ do
 	--abort)
 		comment_for_reflog abort
 
+		git rerere clear
 		test -d "$DOTEST" || die "No interactive rebase running"
 
 		HEADNAME=$(cat "$DOTEST"/head-name)
@@ -390,6 +420,7 @@ do
 	--skip)
 		comment_for_reflog skip
 
+		git rerere clear
 		test -d "$DOTEST" || die "No interactive rebase running"
 
 		output git reset --hard && do_rest
@@ -405,7 +436,7 @@ do
 			shift ;;
 		esac
 		;;
-	--merge)
+	-m|--merge)
 		# we use merge anyway
 		;;
 	-C*)