split_cmdline: Allow caller to access error string

diff --git a/builtin/fetch.c b/builtin/fetch.c
index b6c5b344be8e8abb90cf3f03d3cea2600511787f..6eb1dfea092e2873c5910bf4389d3b071786d8b0 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -14,10 +14,10 @@
 #include "transport.h"
 
 static const char * const builtin_fetch_usage[] = {
-       "git fetch [options] [<repository> <refspec>...]",
-       "git fetch [options] <group>",
-       "git fetch --multiple [options] [<repository> | <group>]...",
-       "git fetch --all [options]",
+       "git fetch [<options>] [<repository> [<refspec>...]]",
+       "git fetch [<options>] <group>",
+       "git fetch --multiple [<options>] [<repository> | <group>]...",
+       "git fetch --all [<options>]",
        NULL
 };
 
@@ -28,6 +28,7 @@ enum {
 };
 
 static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity;
+static int progress;
 static int tags = TAGS_DEFAULT;
 static const char *depth;
 static const char *upload_pack;
@@ -57,6 +58,7 @@ static struct option builtin_fetch_options[] = {
        OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
        OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
                    "allow updating of HEAD ref"),
+       OPT_BOOLEAN(0, "progress", &progress, "force progress reporting"),
        OPT_STRING(0, "depth", &depth, "DEPTH",
                   "deepen history of shallow clone"),
        OPT_END()
@@ -105,10 +107,8 @@ static void add_merge_config(struct ref **head,
                 * there is no entry in the resulting FETCH_HEAD marked
                 * for merging.
                 */
+               memset(&refspec, 0, sizeof(refspec));
                refspec.src = branch->merge[i]->src;
-               refspec.dst = NULL;
-               refspec.pattern = 0;
-               refspec.force = 0;
                get_fetch_map(remote_refs, &refspec, tail, 1);
                for (rm = *old_tail; rm; rm = rm->next)
                        rm->merge = 1;
@@ -389,9 +389,10 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
                                fputc(url[i], fp);
                fputc('\n', fp);
 
-               if (ref)
+               if (ref) {
                        rc |= update_local_ref(ref, what, note);
-               else
+                       free(ref);
+               } else
                        sprintf(note, "* %-*s %-*s -> FETCH_HEAD",
                                TRANSPORT_SUMMARY_WIDTH, *kind ? kind : "branch",
                                 REFCOL_WIDTH, *what ? what : "HEAD");
@@ -527,7 +528,7 @@ static int add_existing(const char *refname, const unsigned char *sha1,
                        int flag, void *cbdata)
 {
        struct string_list *list = (struct string_list *)cbdata;
-       struct string_list_item *item = string_list_insert(refname, list);
+       struct string_list_item *item = string_list_insert(list, refname);
        item->util = (void *)sha1;
        return 0;
 }
@@ -573,9 +574,10 @@ static void find_non_local_tags(struct transport *transport,
 {
        struct string_list existing_refs = { NULL, 0, 0, 0 };
        struct string_list remote_refs = { NULL, 0, 0, 0 };
-       struct tag_data data = {head, tail};
+       struct tag_data data;
        const struct ref *ref;
        struct string_list_item *item = NULL;
+       data.head = head; data.tail = tail;
 
        for_each_ref(add_existing, &existing_refs);
        for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) {
@@ -588,7 +590,7 @@ static void find_non_local_tags(struct transport *transport,
                 * to fetch then we can mark the ref entry in the list
                 * as one to ignore by setting util to NULL.
                 */
-               if (!strcmp(ref->name + strlen(ref->name) - 3, "^{}")) {
+               if (!suffixcmp(ref->name, "^{}")) {
                        if (item && !has_sha1_file(ref->old_sha1) &&
                            !will_fetch(head, ref->old_sha1) &&
                            !has_sha1_file(item->util) &&
@@ -615,7 +617,7 @@ static void find_non_local_tags(struct transport *transport,
                    string_list_has_string(&existing_refs, ref->name))
                        continue;
 
-               item = string_list_insert(ref->name, &remote_refs);
+               item = string_list_insert(&remote_refs, ref->name);
                item->util = (void *)ref->old_sha1;
        }
        string_list_clear(&existing_refs, 0);
@@ -632,7 +634,7 @@ static void find_non_local_tags(struct transport *transport,
         * For all the tags in the remote_refs string list, call
         * add_to_tail to add them to the list of refs to be fetched
         */
-       for_each_string_list(add_to_tail, &remote_refs, &data);
+       for_each_string_list(&remote_refs, add_to_tail, &data);
 
        string_list_clear(&remote_refs, 0);
 }
@@ -694,8 +696,8 @@ static int do_fetch(struct transport *transport,
 
        for (rm = ref_map; rm; rm = rm->next) {
                if (rm->peer_ref) {
-                       peer_item = string_list_lookup(rm->peer_ref->name,
-                                                      &existing_refs);
+                       peer_item = string_list_lookup(&existing_refs,
+                                                      rm->peer_ref->name);
                        if (peer_item)
                                hashcpy(rm->peer_ref->old_sha1,
                                        peer_item->util);
@@ -744,7 +746,7 @@ static int get_one_remote_for_fetch(struct remote *remote, void *priv)
 {
        struct string_list *list = priv;
        if (!remote->skip_default_update)
-               string_list_append(remote->name, list);
+               string_list_append(list, remote->name);
        return 0;
 }
 
@@ -763,8 +765,8 @@ static int get_remote_group(const char *key, const char *value, void *priv)
                int space = strcspn(value, " \t\n");
                while (*value) {
                        if (space > 1) {
-                               string_list_append(xstrndup(value, space),
-                                                  g->list);
+                               string_list_append(g->list,
+                                                  xstrndup(value, space));
                        }
                        value += space + (value[space] != '\0');
                        space = strcspn(value, " \t\n");
@@ -777,7 +779,8 @@ static int get_remote_group(const char *key, const char *value, void *priv)
 static int add_remote_or_group(const char *name, struct string_list *list)
 {
        int prev_nr = list->nr;
-       struct remote_group_data g = { name, list };
+       struct remote_group_data g;
+       g.name = name; g.list = list;
 
        git_config(get_remote_group, &g);
        if (list->nr == prev_nr) {
@@ -785,7 +788,7 @@ static int add_remote_or_group(const char *name, struct string_list *list)
                if (!remote_is_configured(name))
                        return 0;
                remote = remote_get(name);
-               string_list_append(remote->name, list);
+               string_list_append(list, remote->name);
        }
        return 1;
 }
@@ -845,10 +848,7 @@ static int fetch_one(struct remote *remote, int argc, const char **argv)
                die("Where do you want to fetch from today?");
 
        transport = transport_get(remote, NULL);
-       if (verbosity >= 2)
-               transport->verbose = verbosity <= 3 ? verbosity : 3;
-       if (verbosity < 0)
-               transport->verbose = -1;
+       transport_set_verbosity(transport, verbosity, progress);
        if (upload_pack)
                set_option(TRANS_OPT_UPLOADPACK, upload_pack);
        if (keep)