Sync with 1.8.4.4
[gitweb.git] / builtin / fetch.c
index 593653955201995227c062d3878aafc09b424940..bd7a10164f4fed8aeb6e8148e2ae8c0a793e7ee0 100644 (file)
@@ -40,7 +40,8 @@ static int tags = TAGS_DEFAULT, unshallow;
 static const char *depth;
 static const char *upload_pack;
 static struct strbuf default_rla = STRBUF_INIT;
-static struct transport *transport;
+static struct transport *gtransport;
+static struct transport *gsecondary;
 static const char *submodule_prefix = "";
 static const char *recurse_submodules_default;
 
@@ -108,8 +109,10 @@ static struct option builtin_fetch_options[] = {
 
 static void unlock_pack(void)
 {
-       if (transport)
-               transport_unlock_pack(transport);
+       if (gtransport)
+               transport_unlock_pack(gtransport);
+       if (gsecondary)
+               transport_unlock_pack(gsecondary);
 }
 
 static void unlock_pack_on_signal(int signo)
@@ -259,7 +262,8 @@ static int s_update_ref(const char *action,
                rla = default_rla.buf;
        snprintf(msg, sizeof(msg), "%s: %s", rla, action);
        lock = lock_any_ref_for_update(ref->name,
-                                      check_old ? ref->old_sha1 : NULL, 0);
+                                      check_old ? ref->old_sha1 : NULL,
+                                      0, NULL);
        if (!lock)
                return errno == ENOTDIR ? STORE_REF_ERROR_DF_CONFLICT :
                                          STORE_REF_ERROR_OTHER;
@@ -733,6 +737,48 @@ static int truncate_fetch_head(void)
        return 0;
 }
 
+static void set_option(struct transport *transport, const char *name, const char *value)
+{
+       int r = transport_set_option(transport, name, value);
+       if (r < 0)
+               die(_("Option \"%s\" value \"%s\" is not valid for %s"),
+                   name, value, transport->url);
+       if (r > 0)
+               warning(_("Option \"%s\" is ignored for %s\n"),
+                       name, transport->url);
+}
+
+static struct transport *prepare_transport(struct remote *remote)
+{
+       struct transport *transport;
+       transport = transport_get(remote, NULL);
+       transport_set_verbosity(transport, verbosity, progress);
+       if (upload_pack)
+               set_option(transport, TRANS_OPT_UPLOADPACK, upload_pack);
+       if (keep)
+               set_option(transport, TRANS_OPT_KEEP, "yes");
+       if (depth)
+               set_option(transport, TRANS_OPT_DEPTH, depth);
+       return transport;
+}
+
+static void backfill_tags(struct transport *transport, struct ref *ref_map)
+{
+       if (transport->cannot_reuse) {
+               gsecondary = prepare_transport(transport->remote);
+               transport = gsecondary;
+       }
+
+       transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
+       transport_set_option(transport, TRANS_OPT_DEPTH, "0");
+       fetch_refs(transport, ref_map);
+
+       if (gsecondary) {
+               transport_disconnect(gsecondary);
+               gsecondary = NULL;
+       }
+}
+
 static int do_fetch(struct transport *transport,
                    struct refspec *refs, int ref_count)
 {
@@ -819,11 +865,8 @@ static int do_fetch(struct transport *transport,
                struct ref **tail = &ref_map;
                ref_map = NULL;
                find_non_local_tags(transport, &ref_map, &tail);
-               if (ref_map) {
-                       transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
-                       transport_set_option(transport, TRANS_OPT_DEPTH, "0");
-                       fetch_refs(transport, ref_map);
-               }
+               if (ref_map)
+                       backfill_tags(transport, ref_map);
                free_refs(ref_map);
        }
 
@@ -832,17 +875,6 @@ static int do_fetch(struct transport *transport,
        return retcode;
 }
 
-static void set_option(const char *name, const char *value)
-{
-       int r = transport_set_option(transport, name, value);
-       if (r < 0)
-               die(_("Option \"%s\" value \"%s\" is not valid for %s"),
-                       name, value, transport->url);
-       if (r > 0)
-               warning(_("Option \"%s\" is ignored for %s\n"),
-                       name, transport->url);
-}
-
 static int get_one_remote_for_fetch(struct remote *remote, void *priv)
 {
        struct string_list *list = priv;
@@ -965,26 +997,18 @@ static int fetch_one(struct remote *remote, int argc, const char **argv)
                die(_("No remote repository specified.  Please, specify either a URL or a\n"
                    "remote name from which new revisions should be fetched."));
 
-       transport = transport_get(remote, NULL);
+       gtransport = prepare_transport(remote);
 
        if (prune < 0) {
                /* no command line request */
-               if (0 <= transport->remote->prune)
-                       prune = transport->remote->prune;
+               if (0 <= gtransport->remote->prune)
+                       prune = gtransport->remote->prune;
                else if (0 <= fetch_prune_config)
                        prune = fetch_prune_config;
                else
                        prune = PRUNE_BY_DEFAULT;
        }
 
-       transport_set_verbosity(transport, verbosity, progress);
-       if (upload_pack)
-               set_option(TRANS_OPT_UPLOADPACK, upload_pack);
-       if (keep)
-               set_option(TRANS_OPT_KEEP, "yes");
-       if (depth)
-               set_option(TRANS_OPT_DEPTH, depth);
-
        if (argc > 0) {
                int j = 0;
                refs = xcalloc(argc + 1, sizeof(const char *));
@@ -1010,10 +1034,10 @@ static int fetch_one(struct remote *remote, int argc, const char **argv)
        sigchain_push_common(unlock_pack_on_signal);
        atexit(unlock_pack);
        refspec = parse_fetch_refspec(ref_nr, refs);
-       exit_code = do_fetch(transport, refspec, ref_nr);
+       exit_code = do_fetch(gtransport, refspec, ref_nr);
        free_refspec(ref_nr, refspec);
-       transport_disconnect(transport);
-       transport = NULL;
+       transport_disconnect(gtransport);
+       gtransport = NULL;
        return exit_code;
 }