- struct sigaction action;
- notmuch_bool_t synchronize_flags;
- int i;
-
- /* Setup 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);
-
- add_tags = talloc_size (ctx, argc * sizeof (int));
- if (add_tags == NULL) {
- fprintf (stderr, "Out of memory.\n");
- return 1;
- }
-
- remove_tags = talloc_size (ctx, argc * sizeof (int));
- if (remove_tags == NULL) {
- fprintf (stderr, "Out of memory.\n");
- return 1;
- }
-
- argc--; argv++; /* skip subcommand argument */
-
- for (i = 0; i < argc; i++) {
- if (strcmp (argv[i], "--") == 0) {
- i++;
- break;
- }
- if (argv[i][0] == '+') {
- add_tags[add_tags_count++] = i;
- } else if (argv[i][0] == '-') {
- remove_tags[remove_tags_count++] = i;
- } else {
- break;
- }
- }
-
- if (add_tags_count == 0 && remove_tags_count == 0) {
- fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
- return 1;
- }
-
- query_string = query_string_from_args (ctx, argc - i, &argv[i]);
-
- if (*query_string == '\0') {
- fprintf (stderr, "Error: notmuch tag requires at least one search term.\n");
- return 1;
- }