Add a notice that only certain functions can print color escape codes

diff --git a/builtin-gc.c b/builtin-gc.c
index fc556ed7f3fb68734fd783e5b38e6b050bed9c5b..093517e390044055039b9f4e58132c73d17b741d 100644 (file)
--- a/builtin-gc.c
+++ b/builtin-gc.c
@@ -194,7 +194,8 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
        if (pack_refs < 0)
                pack_refs = !is_bare_repository();
 
-       argc = parse_options(argc, argv, builtin_gc_options, builtin_gc_usage, 0);
+       argc = parse_options(argc, argv, prefix, builtin_gc_options,
+                            builtin_gc_usage, 0);
        if (argc > 0)
                usage_with_options(builtin_gc_usage, builtin_gc_options);
 
@@ -215,10 +216,13 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
                 */
                if (!need_to_gc())
                        return 0;
-               fprintf(stderr, "Auto packing your repository for optimum "
-                       "performance. You may also\n"
-                       "run \"git gc\" manually. See "
-                       "\"git help gc\" for more information.\n");
+               fprintf(stderr,
+                       "Auto packing the repository for optimum performance.%s\n",
+                       quiet
+                       ? ""
+                       : (" You may also\n"
+                          "run \"git gc\" manually. See "
+                          "\"git help gc\" for more information."));
        } else
                append_option(argv_repack,
                              prune_expire && !strcmp(prune_expire, "now")