Avoid segfault with 'git branch' when the HEAD is detached

[git.git] / builtin-gc.c

diff --git a/builtin-gc.c b/builtin-gc.c
index 781df601c5f95e874297e0e8bec3fddeb929cc2d..a2014388dad65fab8c7d32baf275295a0e36b210 100644 (file)
--- a/builtin-gc.c
+++ b/builtin-gc.c
@@ -144,34 +144,6 @@ static int too_many_packs(void)
        return gc_auto_pack_limit <= cnt;
 }
 
-static int run_hook(void)
-{
-       const char *argv[2];
-       struct child_process hook;
-       int ret;
-
-       argv[0] = git_path("hooks/pre-auto-gc");
-       argv[1] = NULL;
-
-       if (access(argv[0], X_OK) < 0)
-               return 0;
-
-       memset(&hook, 0, sizeof(hook));
-       hook.argv = argv;
-       hook.no_stdin = 1;
-       hook.stdout_to_stderr = 1;
-
-       ret = start_command(&hook);
-       if (ret) {
-               warning("Could not spawn %s", argv[0]);
-               return ret;
-       }
-       ret = finish_command(&hook);
-       if (ret == -ERR_RUN_COMMAND_WAITPID_SIGNAL)
-               warning("%s exited due to uncaught signal", argv[0]);
-       return ret;
-}
-
 static int need_to_gc(void)
 {
        /*
@@ -188,11 +160,13 @@ static int need_to_gc(void)
         * there is no need.
         */
        if (too_many_packs())
-               append_option(argv_repack, "-A", MAX_ADD);
+               append_option(argv_repack,
+                             !strcmp(prune_expire, "now") ? "-a" : "-A",
+                             MAX_ADD);
        else if (!too_many_loose_objects())
                return 0;
 
-       if (run_hook())
+       if (run_hook(NULL, "pre-auto-gc", NULL))
                return 0;
        return 1;
 }
@@ -243,7 +217,9 @@ int cmd_gc(int argc, const char **argv, const char *prefix)
                        "run \"git gc\" manually. See "
                        "\"git help gc\" for more information.\n");
        } else
-               append_option(argv_repack, "-A", MAX_ADD);
+               append_option(argv_repack,
+                             !strcmp(prune_expire, "now") ? "-a" : "-A",
+                             MAX_ADD);
 
        if (pack_refs && run_command_v_opt(argv_pack_refs, RUN_GIT_CMD))
                return error(FAILED_RUN, argv_pack_refs[0]);