diff --no-index: use parse_options() instead of diff_opt_parse()

diff --git a/builtin/diff.c b/builtin/diff.c
index f0393bba23a7d95c67470508a6b63e4e41e8d46b..52dc3e136f60bd72e5faff8ac626adccf0dfd8e8 100644 (file)
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -320,26 +320,11 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
 
        repo_init_revisions(the_repository, &rev, prefix);
 
-       if (no_index && argc != i + 2) {
-               if (no_index == DIFF_NO_INDEX_IMPLICIT) {
-                       /*
-                        * There was no --no-index and there were not two
-                        * paths. It is possible that the user intended
-                        * to do an inside-repository operation.
-                        */
-                       fprintf(stderr, "Not a git repository\n");
-                       fprintf(stderr,
-                               "To compare two paths outside a working tree:\n");
-               }
-               /* Give the usage message for non-repository usage and exit. */
-               usagef("git diff %s <path> <path>",
-                      no_index == DIFF_NO_INDEX_EXPLICIT ?
-                      "--no-index" : "[--no-index]");
-
-       }
        if (no_index)
                /* If this is a no-index diff, just run it and exit there. */
-               diff_no_index(the_repository, &rev, argc, argv);
+               exit(diff_no_index(the_repository, &rev,
+                                  no_index == DIFF_NO_INDEX_IMPLICIT,
+                                  argc, argv));
 
        /* Otherwise, we are doing the usual "git" diff */
        rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;