X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-mergetool--lib.sh;h=91f90acfba2a710644f4a076d27d50e0fbb33c2d;hb=1acf11717f01b542e099544796f00df567a66e90;hp=fb3f52ba2507b4fb78db150b5c183f24bd2c57c1;hpb=1de0746d849c64e1f4d160f9915d87d39c0794ea;p=git.git

diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh
index fb3f52ba2..91f90acfb 100644
--- a/git-mergetool--lib.sh
+++ b/git-mergetool--lib.sh
@@ -86,6 +86,11 @@ get_merge_tool_cmd () {
 }
 
 run_merge_tool () {
+	# If GIT_PREFIX is empty then we cannot use it in tools
+	# that expect to be able to chdir() to its value.
+	GIT_PREFIX=${GIT_PREFIX:-.}
+	export GIT_PREFIX
+
 	merge_tool_path="$(get_merge_tool_path "$1")" || exit
 	base_present="$2"
 	status=0
@@ -188,6 +193,7 @@ run_merge_tool () {
 			check_unchanged
 		else
 			"$merge_tool_path" -R -f -d -c "wincmd l" \
+				-c 'cd $GIT_PREFIX' \
 				"$LOCAL" "$REMOTE"
 		fi
 		;;
@@ -199,6 +205,7 @@ run_merge_tool () {
 			check_unchanged
 		else
 			"$merge_tool_path" -R -f -d -c "wincmd l" \
+				-c 'cd $GIT_PREFIX' \
 				"$LOCAL" "$REMOTE"
 		fi
 		;;
@@ -258,12 +265,9 @@ run_merge_tool () {
 		;;
 	p4merge)
 		if merge_mode; then
-		    touch "$BACKUP"
-			if $base_present; then
-				"$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" "$MERGED"
-			else
-				"$merge_tool_path" "$LOCAL" "$LOCAL" "$REMOTE" "$MERGED"
-			fi
+			touch "$BACKUP"
+			$base_present || >"$BASE"
+			"$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" "$MERGED"
 			check_unchanged
 		else
 			"$merge_tool_path" "$LOCAL" "$REMOTE"