grep: move logic to compile header pattern into a separate helper

diff --git a/builtin/fetch.c b/builtin/fetch.c
index b040e5a31d417d39a1cd9520dfd6b71ebf2f75a3..7a5314415312e4c0e6e17e5a8934099d3d1274c4 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -528,7 +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;
 }
@@ -574,9 +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) {
@@ -616,7 +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);
@@ -674,10 +675,12 @@ static int do_fetch(struct transport *transport,
 
        for_each_ref(add_existing, &existing_refs);
 
-       if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
-               tags = TAGS_SET;
-       if (transport->remote->fetch_tags == -1)
-               tags = TAGS_UNSET;
+       if (tags == TAGS_DEFAULT) {
+               if (transport->remote->fetch_tags == 2)
+                       tags = TAGS_SET;
+               if (transport->remote->fetch_tags == -1)
+                       tags = TAGS_UNSET;
+       }
 
        if (!transport->get_refs_list || !transport->fetch)
                die("Don't know how to fetch from %s", transport->url);
@@ -695,8 +698,8 @@ 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);
@@ -745,7 +748,7 @@ 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;
 }
 
@@ -764,8 +767,8 @@ 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");
@@ -778,7 +781,8 @@ 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) {
@@ -786,7 +790,7 @@ 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;
 }
@@ -843,7 +847,8 @@ static int fetch_one(struct remote *remote, int argc, const char **argv)
        int exit_code;
 
        if (!remote)
-               die("Where do you want to fetch from today?");
+               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);
        transport_set_verbosity(transport, verbosity, progress);