tree-walk: accept a raw length for traverse_path_len()

diff --git a/builtin/fetch.c b/builtin/fetch.c
index 3aec95608ffafdc8df65701c3cd3413e56692373..c9b92b1e52448bb1537a229b3ed7d1587db28ecf 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -239,6 +239,7 @@ static int will_fetch(struct ref **head, const unsigned char *sha1)
 struct refname_hash_entry {
        struct hashmap_entry ent; /* must be the first member */
        struct object_id oid;
+       int ignore;
        char refname[FLEX_ARRAY];
 };
 
@@ -287,6 +288,11 @@ static int refname_hash_exists(struct hashmap *map, const char *refname)
        return !!hashmap_get_from_hash(map, strhash(refname), refname);
 }
 
+static void clear_item(struct refname_hash_entry *item)
+{
+       item->ignore = 1;
+}
+
 static void find_non_local_tags(const struct ref *refs,
                                struct ref **head,
                                struct ref ***tail)
@@ -319,7 +325,7 @@ static void find_non_local_tags(const struct ref *refs,
                            !will_fetch(head, ref->old_oid.hash) &&
                            !has_object_file_with_flags(&item->oid, OBJECT_INFO_QUICK) &&
                            !will_fetch(head, item->oid.hash))
-                               oidclr(&item->oid);
+                               clear_item(item);
                        item = NULL;
                        continue;
                }
@@ -333,7 +339,7 @@ static void find_non_local_tags(const struct ref *refs,
                if (item &&
                    !has_object_file_with_flags(&item->oid, OBJECT_INFO_QUICK) &&
                    !will_fetch(head, item->oid.hash))
-                       oidclr(&item->oid);
+                       clear_item(item);
 
                item = NULL;
 
@@ -354,7 +360,7 @@ static void find_non_local_tags(const struct ref *refs,
        if (item &&
            !has_object_file_with_flags(&item->oid, OBJECT_INFO_QUICK) &&
            !will_fetch(head, item->oid.hash))
-               oidclr(&item->oid);
+               clear_item(item);
 
        /*
         * For all the tags in the remote_refs_list,
@@ -362,19 +368,21 @@ static void find_non_local_tags(const struct ref *refs,
         */
        for_each_string_list_item(remote_ref_item, &remote_refs_list) {
                const char *refname = remote_ref_item->string;
+               struct ref *rm;
 
                item = hashmap_get_from_hash(&remote_refs, strhash(refname), refname);
                if (!item)
                        BUG("unseen remote ref?");
 
                /* Unless we have already decided to ignore this item... */
-               if (!is_null_oid(&item->oid)) {
-                       struct ref *rm = alloc_ref(item->refname);
-                       rm->peer_ref = alloc_ref(item->refname);
-                       oidcpy(&rm->old_oid, &item->oid);
-                       **tail = rm;
-                       *tail = &rm->next;
-               }
+               if (item->ignore)
+                       continue;
+
+               rm = alloc_ref(item->refname);
+               rm->peer_ref = alloc_ref(item->refname);
+               oidcpy(&rm->old_oid, &item->oid);
+               **tail = rm;
+               *tail = &rm->next;
        }
        hashmap_free(&remote_refs, 1);
        string_list_clear(&remote_refs_list, 0);
@@ -1556,7 +1564,9 @@ static int fetch_one(struct remote *remote, int argc, const char **argv, int pru
 
        sigchain_push_common(unlock_pack_on_signal);
        atexit(unlock_pack);
+       sigchain_push(SIGPIPE, SIG_IGN);
        exit_code = do_fetch(gtransport, &rs);
+       sigchain_pop(SIGPIPE);
        refspec_clear(&rs);
        transport_disconnect(gtransport);
        gtransport = NULL;