builtin/help.c: speed up is_git_command() by checking for builtin commands first

diff --git a/builtin/clone.c b/builtin/clone.c
index 0aff974a64c9cbb035f77c82b22d35c8249fcf1f..f98f52980d3b8f7a4700d37c486c4379a4dd15ed 100644 (file)
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -379,7 +379,7 @@ static void clone_local(const char *src_repo, const char *dest_repo)
        }
 
        if (0 <= option_verbosity)
-               printf(_("done.\n"));
+               fprintf(stderr, _("done.\n"));
 }
 
 static const char *junk_work_tree;
@@ -508,9 +508,9 @@ static void write_followtags(const struct ref *refs, const char *msg)
 {
        const struct ref *ref;
        for (ref = refs; ref; ref = ref->next) {
-               if (prefixcmp(ref->name, "refs/tags/"))
+               if (!starts_with(ref->name, "refs/tags/"))
                        continue;
-               if (!suffixcmp(ref->name, "^{}"))
+               if (ends_with(ref->name, "^{}"))
                        continue;
                if (!has_sha1_file(ref->old_sha1))
                        continue;
@@ -550,13 +550,13 @@ static void update_remote_refs(const struct ref *refs,
        const struct ref *rm = mapped_refs;
 
        if (check_connectivity) {
-               if (0 <= option_verbosity)
-                       printf(_("Checking connectivity... "));
+               if (transport->progress)
+                       fprintf(stderr, _("Checking connectivity... "));
                if (check_everything_connected_with_transport(iterate_ref_map,
                                                              0, &rm, transport))
                        die(_("remote did not send all necessary objects"));
-               if (0 <= option_verbosity)
-                       printf(_("done.\n"));
+               if (transport->progress)
+                       fprintf(stderr, _("done.\n"));
        }
 
        if (refs) {
@@ -578,7 +578,7 @@ static void update_remote_refs(const struct ref *refs,
 static void update_head(const struct ref *our, const struct ref *remote,
                        const char *msg)
 {
-       if (our && !prefixcmp(our->name, "refs/heads/")) {
+       if (our && starts_with(our->name, "refs/heads/")) {
                /* Local default branch link */
                create_symref("HEAD", our->name, NULL);
                if (!option_bare) {
@@ -625,7 +625,7 @@ static int checkout(void)
                if (advice_detached_head)
                        detach_advice(sha1_to_hex(sha1));
        } else {
-               if (prefixcmp(head, "refs/heads/"))
+               if (!starts_with(head, "refs/heads/"))
                        die(_("HEAD not found below refs/heads!"));
        }
        free(head);
@@ -796,6 +796,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        if (option_local > 0 && !is_local)
                warning(_("--local is ignored"));
 
+       /* no need to be strict, transport_set_option() will validate it again */
+       if (option_depth && atoi(option_depth) < 1)
+               die(_("depth %s is not a positive number"), option_depth);
+
        if (argc == 2)
                dir = xstrdup(argv[1]);
        else
@@ -849,9 +853,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
 
        if (0 <= option_verbosity) {
                if (option_bare)
-                       printf(_("Cloning into bare repository '%s'...\n"), dir);
+                       fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir);
                else
-                       printf(_("Cloning into '%s'...\n"), dir);
+                       fprintf(stderr, _("Cloning into '%s'...\n"), dir);
        }
        init_db(option_template, INIT_DB_QUIET);
        write_config(&option_config);
@@ -884,27 +888,25 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
        remote = remote_get(option_origin);
        transport = transport_get(remote, remote->url[0]);
 
-       if (!is_local) {
-               if (!transport->get_refs_list || !transport->fetch)
-                       die(_("Don't know how to clone %s"), transport->url);
+       if (!transport->get_refs_list || (!is_local && !transport->fetch))
+               die(_("Don't know how to clone %s"), transport->url);
 
-               transport_set_option(transport, TRANS_OPT_KEEP, "yes");
+       transport_set_option(transport, TRANS_OPT_KEEP, "yes");
 
-               if (option_depth)
-                       transport_set_option(transport, TRANS_OPT_DEPTH,
-                                            option_depth);
-               if (option_single_branch)
-                       transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
+       if (option_depth)
+               transport_set_option(transport, TRANS_OPT_DEPTH,
+                                    option_depth);
+       if (option_single_branch)
+               transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
 
-               transport_set_verbosity(transport, option_verbosity, option_progress);
+       transport_set_verbosity(transport, option_verbosity, option_progress);
 
-               if (option_upload_pack)
-                       transport_set_option(transport, TRANS_OPT_UPLOADPACK,
-                                            option_upload_pack);
+       if (option_upload_pack)
+               transport_set_option(transport, TRANS_OPT_UPLOADPACK,
+                                    option_upload_pack);
 
-               if (transport->smart_options && !option_depth)
-                       transport->smart_options->check_self_contained_and_connected = 1;
-       }
+       if (transport->smart_options && !option_depth)
+               transport->smart_options->check_self_contained_and_connected = 1;
 
        refs = transport_get_remote_refs(transport);
 
@@ -945,6 +947,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                        our_head_points_at = remote_head_points_at;
        }
        else {
+               if (option_branch)
+                       die(_("Remote branch %s not found in upstream %s"),
+                                       option_branch, option_origin);
+
                warning(_("You appear to have cloned an empty repository."));
                mapped_refs = NULL;
                our_head_points_at = NULL;