fetch-pack: do not filter out one-level refs

[thirdparty/git.git] / fetch-pack.c

diff --git a/fetch-pack.c b/fetch-pack.c
index 6684348c0ec9ea742eb98666b56a0bfcef316560..4637eb13287ca253ef008b9df2848cacbf6f9dc6 100644 (file)
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -184,36 +184,6 @@ static void consume_shallow_list(struct fetch_pack_args *args, int fd)
        }
 }
 
-struct write_shallow_data {
-       struct strbuf *out;
-       int use_pack_protocol;
-       int count;
-};
-
-static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
-{
-       struct write_shallow_data *data = cb_data;
-       const char *hex = sha1_to_hex(graft->sha1);
-       data->count++;
-       if (data->use_pack_protocol)
-               packet_buf_write(data->out, "shallow %s", hex);
-       else {
-               strbuf_addstr(data->out, hex);
-               strbuf_addch(data->out, '\n');
-       }
-       return 0;
-}
-
-static int write_shallow_commits(struct strbuf *out, int use_pack_protocol)
-{
-       struct write_shallow_data data;
-       data.out = out;
-       data.use_pack_protocol = use_pack_protocol;
-       data.count = 0;
-       for_each_commit_graft(write_one_shallow, &data);
-       return data.count;
-}
-
 static enum ack_type get_ack(int fd, unsigned char *result_sha1)
 {
        int len;
@@ -536,7 +506,7 @@ static void filter_refs(struct fetch_pack_args *args,
                next = ref->next;
 
                if (!memcmp(ref->name, "refs/", 5) &&
-                   check_refname_format(ref->name + 5, 0))
+                   check_refname_format(ref->name, 0))
                        ; /* trash */
                else {
                        while (i < nr_sought) {
@@ -795,27 +765,6 @@ static int cmp_ref_by_name(const void *a_, const void *b_)
        return strcmp(a->name, b->name);
 }
 
-static void setup_alternate_shallow(void)
-{
-       struct strbuf sb = STRBUF_INIT;
-       int fd;
-
-       check_shallow_file_for_update();
-       fd = hold_lock_file_for_update(&shallow_lock, git_path("shallow"),
-                                      LOCK_DIE_ON_ERROR);
-       if (write_shallow_commits(&sb, 0)) {
-               if (write_in_full(fd, sb.buf, sb.len) != sb.len)
-                       die_errno("failed to write to %s", shallow_lock.filename);
-               alternate_shallow_file = shallow_lock.filename;
-       } else
-               /*
-                * is_repository_shallow() sees empty string as "no
-                * shallow file".
-                */
-               alternate_shallow_file = "";
-       strbuf_release(&sb);
-}
-
 static struct ref *do_fetch_pack(struct fetch_pack_args *args,
                                 int fd[2],
                                 const struct ref *orig_ref,
@@ -896,7 +845,9 @@ static struct ref *do_fetch_pack(struct fetch_pack_args *args,
        if (args->stateless_rpc)
                packet_flush(fd[1]);
        if (args->depth > 0)
-               setup_alternate_shallow();
+               setup_alternate_shallow(&shallow_lock, &alternate_shallow_file);
+       else
+               alternate_shallow_file = NULL;
        if (get_pack(args, fd, pack_lockfile))
                die("git fetch-pack: fetch failed.");
 
@@ -987,7 +938,7 @@ struct ref *fetch_pack(struct fetch_pack_args *args,
        }
        ref_cpy = do_fetch_pack(args, fd, ref, sought, nr_sought, pack_lockfile);
 
-       if (alternate_shallow_file) {
+       if (args->depth > 0 && alternate_shallow_file) {
                if (*alternate_shallow_file == '\0') { /* --unshallow */
                        unlink_or_warn(git_path("shallow"));
                        rollback_lock_file(&shallow_lock);