+ return ret || warn;
+}
+
+int
+notmuch_tag_command (notmuch_config_t *config, int argc, char *argv[])
+{
+ tag_op_list_t *tag_ops = NULL;
+ char *query_string = NULL;
+ notmuch_database_t *notmuch;
+ struct sigaction action;
+ tag_op_flag_t tag_flags = TAG_FLAG_NONE;
+ notmuch_bool_t batch = FALSE;
+ notmuch_bool_t remove_all = FALSE;
+ FILE *input = stdin;
+ char *input_file_name = NULL;
+ int opt_index;
+ int ret;
+
+ /* Set up our handler for SIGINT */
+ memset (&action, 0, sizeof (struct sigaction));
+ action.sa_handler = handle_sigint;
+ sigemptyset (&action.sa_mask);
+ action.sa_flags = SA_RESTART;
+ sigaction (SIGINT, &action, NULL);
+
+ notmuch_opt_desc_t options[] = {
+ { NOTMUCH_OPT_BOOLEAN, &batch, "batch", 0, 0 },
+ { NOTMUCH_OPT_STRING, &input_file_name, "input", 'i', 0 },
+ { NOTMUCH_OPT_BOOLEAN, &remove_all, "remove-all", 0, 0 },
+ { NOTMUCH_OPT_INHERIT, (void *) ¬much_shared_options, NULL, 0, 0 },
+ { 0, 0, 0, 0, 0 }
+ };
+
+ opt_index = parse_arguments (argc, argv, options, 1);
+ if (opt_index < 0)
+ return EXIT_FAILURE;
+
+ notmuch_process_shared_options (argv[0]);
+
+ if (input_file_name) {
+ batch = TRUE;
+ input = fopen (input_file_name, "r");
+ if (input == NULL) {
+ fprintf (stderr, "Error opening %s for reading: %s\n",
+ input_file_name, strerror (errno));
+ return EXIT_FAILURE;
+ }