+static void receive_shallow_info(struct fetch_pack_args *args,
+ struct packet_reader *reader)
+{
+ process_section_header(reader, "shallow-info", 0);
+ while (packet_reader_read(reader) == PACKET_READ_NORMAL) {
+ const char *arg;
+ struct object_id oid;
+
+ if (skip_prefix(reader->line, "shallow ", &arg)) {
+ if (get_oid_hex(arg, &oid))
+ die(_("invalid shallow line: %s"), reader->line);
+ register_shallow(&oid);
+ continue;
+ }
+ if (skip_prefix(reader->line, "unshallow ", &arg)) {
+ if (get_oid_hex(arg, &oid))
+ die(_("invalid unshallow line: %s"), reader->line);
+ if (!lookup_object(oid.hash))
+ die(_("object not found: %s"), reader->line);
+ /* make sure that it is parsed as shallow */
+ if (!parse_object(&oid))
+ die(_("error in object: %s"), reader->line);
+ if (unregister_shallow(&oid))
+ die(_("no shallow found: %s"), reader->line);
+ continue;
+ }
+ die(_("expected shallow/unshallow, got %s"), reader->line);
+ }
+
+ if (reader->status != PACKET_READ_FLUSH &&
+ reader->status != PACKET_READ_DELIM)
+ die("error processing shallow info: %d", reader->status);
+
+ setup_alternate_shallow(&shallow_lock, &alternate_shallow_file, NULL);
+ args->deepen = 1;
+}
+