git-apply: Remove directories that have become empty after deleting a file.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-apply.c b/builtin-apply.c
index 38a9fdd80867e4548777887e6f6878b8f408eaa5..54fd2cb0c71dc97a47d0286d7b201545a7308b01 100644 (file)
--- a/builtin-apply.c
+++ b/builtin-apply.c
@@ -2239,8 +2239,19 @@ static void remove_file(struct patch *patch)
                        die("unable to remove %s from index", patch->old_name);
                cache_tree_invalidate_path(active_cache_tree, patch->old_name);
        }
-       if (!cached)
-               unlink(patch->old_name);
+       if (!cached) {
+               if (!unlink(patch->old_name)) {
+                       char *name = xstrdup(patch->old_name);
+                       char *end = strrchr(name, '/');
+                       while (end) {
+                               *end = 0;
+                               if (rmdir(name))
+                                       break;
+                               end = strrchr(name, '/');
+                       }
+                       free(name);
+               }
+       }
 }
 
 static void add_index_file(const char *path, unsigned mode, void *buf, unsigned long size)