+
+static int
+count_file (notmuch_database_t *notmuch, FILE *input, const char **exclude_tags,
+ size_t exclude_tags_length, int output)
+{
+ char *line = NULL;
+ ssize_t line_len;
+ size_t line_size;
+ int ret = 0;
+
+ while (!ret && (line_len = getline (&line, &line_size, input)) != -1) {
+ chomp_newline (line);
+ ret = print_count (notmuch, line, exclude_tags, exclude_tags_length,
+ output);
+ }
+
+ if (line)
+ free (line);
+
+ return ret;
+}
+
+int
+notmuch_count_command (notmuch_config_t *config, int argc, char *argv[])
+{
+ notmuch_database_t *notmuch;
+ char *query_str;
+ int opt_index;
+ int output = OUTPUT_MESSAGES;
+ int exclude = EXCLUDE_TRUE;
+ const char **search_exclude_tags = NULL;
+ size_t search_exclude_tags_length = 0;
+ notmuch_bool_t batch = FALSE;
+ FILE *input = stdin;
+ char *input_file_name = NULL;
+ int ret;
+
+ notmuch_opt_desc_t options[] = {
+ { NOTMUCH_OPT_KEYWORD, &output, "output", 'o',
+ (notmuch_keyword_t []){ { "threads", OUTPUT_THREADS },
+ { "messages", OUTPUT_MESSAGES },
+ { "files", OUTPUT_FILES },
+ { 0, 0 } } },
+ { NOTMUCH_OPT_KEYWORD, &exclude, "exclude", 'x',
+ (notmuch_keyword_t []){ { "true", EXCLUDE_TRUE },
+ { "false", EXCLUDE_FALSE },
+ { 0, 0 } } },
+ { NOTMUCH_OPT_BOOLEAN, &batch, "batch", 0, 0 },
+ { NOTMUCH_OPT_STRING, &input_file_name, "input", 'i', 0 },
+ { 0, 0, 0, 0, 0 }
+ };
+
+ opt_index = parse_arguments (argc, argv, options, 1);
+ if (opt_index < 0)
+ return EXIT_FAILURE;
+
+ 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;
+ }
+ }
+
+ if (batch && opt_index != argc) {
+ fprintf (stderr, "--batch and query string are not compatible\n");
+ return EXIT_FAILURE;
+ }
+
+ if (notmuch_database_open (notmuch_config_get_database_path (config),
+ NOTMUCH_DATABASE_MODE_READ_ONLY, ¬much))
+ return EXIT_FAILURE;
+
+ query_str = query_string_from_args (config, argc-opt_index, argv+opt_index);
+ if (query_str == NULL) {
+ fprintf (stderr, "Out of memory.\n");
+ return EXIT_FAILURE;
+ }
+
+ if (exclude == EXCLUDE_TRUE) {
+ search_exclude_tags = notmuch_config_get_search_exclude_tags
+ (config, &search_exclude_tags_length);
+ }
+
+ if (batch)
+ ret = count_file (notmuch, input, search_exclude_tags,
+ search_exclude_tags_length, output);
+ else
+ ret = print_count (notmuch, query_str, search_exclude_tags,
+ search_exclude_tags_length, output);
+
+ notmuch_database_destroy (notmuch);
+
+ if (input != stdin)
+ fclose (input);
+
+ return ret ? EXIT_FAILURE : EXIT_SUCCESS;
+}