X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch-count.c;h=d8ad7d6d57286285ef630424d86d999bfa2e9b46;hp=63459fb611f98d9a69507df7afdb919e61272563;hb=33382c2b5ba2537952a60ea378feff36961e4713;hpb=d43f6c00b351424e903c2f2b71c34bc5902b467e diff --git a/notmuch-count.c b/notmuch-count.c index 63459fb6..d8ad7d6d 100644 --- a/notmuch-count.c +++ b/notmuch-count.c @@ -14,7 +14,7 @@ * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program. If not, see http://www.gnu.org/licenses/ . + * along with this program. If not, see https://www.gnu.org/licenses/ . * * Author: Keith Packard */ @@ -24,76 +24,210 @@ enum { OUTPUT_THREADS, OUTPUT_MESSAGES, + OUTPUT_FILES, }; +/* Return the number of files matching the query, or -1 for an error */ +static int +count_files (notmuch_query_t *query) +{ + notmuch_messages_t *messages; + notmuch_message_t *message; + notmuch_filenames_t *filenames; + notmuch_status_t status; + int count = 0; + + status = notmuch_query_search_messages (query, &messages); + if (print_status_query ("notmuch count", query, status)) + return -1; + + for (; + notmuch_messages_valid (messages); + notmuch_messages_move_to_next (messages)) { + message = notmuch_messages_get (messages); + filenames = notmuch_message_get_filenames (message); + + for (; + notmuch_filenames_valid (filenames); + notmuch_filenames_move_to_next (filenames)) + count++; + + notmuch_filenames_destroy (filenames); + notmuch_message_destroy (message); + } + + notmuch_messages_destroy (messages); + + return count; +} + +/* return 0 on success, -1 on failure */ +static int +print_count (notmuch_database_t *notmuch, const char *query_str, + const char **exclude_tags, size_t exclude_tags_length, int output, int print_lastmod) +{ + notmuch_query_t *query; + size_t i; + int count; + unsigned int ucount; + unsigned long revision; + const char *uuid; + int ret = 0; + notmuch_status_t status; + + query = notmuch_query_create (notmuch, query_str); + if (query == NULL) { + fprintf (stderr, "Out of memory\n"); + return -1; + } + + for (i = 0; i < exclude_tags_length; i++) { + status = notmuch_query_add_tag_exclude (query, exclude_tags[i]); + if (status && status != NOTMUCH_STATUS_IGNORED) { + print_status_query ("notmuch count", query, status); + return -1; + } + } + + switch (output) { + case OUTPUT_MESSAGES: + status = notmuch_query_count_messages (query, &ucount); + if (print_status_query ("notmuch count", query, status)) + return -1; + printf ("%u", ucount); + break; + case OUTPUT_THREADS: + status = notmuch_query_count_threads (query, &ucount); + if (print_status_query ("notmuch count", query, status)) + return -1; + printf ("%u", ucount); + break; + case OUTPUT_FILES: + count = count_files (query); + if (count >= 0) { + printf ("%d", count); + } else { + ret = -1; + goto DONE; + } + break; + } + + if (print_lastmod) { + revision = notmuch_database_get_revision (notmuch, &uuid); + printf ("\t%s\t%lu\n", uuid, revision); + } else { + fputs ("\n", stdout); + } + + DONE: + notmuch_query_destroy (query); + + return ret; +} + +static int +count_file (notmuch_database_t *notmuch, FILE *input, const char **exclude_tags, + size_t exclude_tags_length, int output, int print_lastmod) +{ + 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, print_lastmod); + } + + if (line) + free (line); + + return ret; +} + int -notmuch_count_command (void *ctx, int argc, char *argv[]) +notmuch_count_command (notmuch_config_t *config, int argc, char *argv[]) { - notmuch_config_t *config; notmuch_database_t *notmuch; - notmuch_query_t *query; char *query_str; int opt_index; int output = OUTPUT_MESSAGES; - const char **search_exclude_tags; - size_t search_exclude_tags_length; - unsigned int i; + bool exclude = true; + const char **search_exclude_tags = NULL; + size_t search_exclude_tags_length = 0; + bool batch = false; + bool print_lastmod = false; + FILE *input = stdin; + const 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 }, - { 0, 0 } } }, - { 0, 0, 0, 0, 0 } + { .opt_keyword = &output, .name = "output", .keywords = + (notmuch_keyword_t []){ { "threads", OUTPUT_THREADS }, + { "messages", OUTPUT_MESSAGES }, + { "files", OUTPUT_FILES }, + { 0, 0 } } }, + { .opt_bool = &exclude, .name = "exclude" }, + { .opt_bool = &print_lastmod, .name = "lastmod" }, + { .opt_bool = &batch, .name = "batch" }, + { .opt_string = &input_file_name, .name = "input" }, + { .opt_inherit = notmuch_shared_options }, + { } }; opt_index = parse_arguments (argc, argv, options, 1); + if (opt_index < 0) + return EXIT_FAILURE; + + notmuch_process_shared_options (argv[0]); - if (opt_index < 0) { - return 1; + 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; + } } - config = notmuch_config_open (ctx, NULL, NULL); - if (config == NULL) - return 1; + if (batch && opt_index != argc) { + fprintf (stderr, "--batch and query string are not compatible\n"); + if (input) + fclose (input); + return EXIT_FAILURE; + } + + if (notmuch_database_open (notmuch_config_get_database_path (config), + NOTMUCH_DATABASE_MODE_READ_ONLY, ¬much)) + return EXIT_FAILURE; - notmuch = notmuch_database_open (notmuch_config_get_database_path (config), - NOTMUCH_DATABASE_MODE_READ_ONLY); - if (notmuch == NULL) - return 1; + notmuch_exit_if_unmatched_db_uuid (notmuch); - query_str = query_string_from_args (ctx, argc-opt_index, argv+opt_index); + query_str = query_string_from_args (config, argc - opt_index, argv + opt_index); if (query_str == NULL) { fprintf (stderr, "Out of memory.\n"); - return 1; - } - - if (*query_str == '\0') { - query_str = talloc_strdup (ctx, ""); + return EXIT_FAILURE; } - query = notmuch_query_create (notmuch, query_str); - if (query == NULL) { - fprintf (stderr, "Out of memory\n"); - return 1; + if (exclude) { + search_exclude_tags = notmuch_config_get_search_exclude_tags + (config, &search_exclude_tags_length); } - search_exclude_tags = notmuch_config_get_search_exclude_tags - (config, &search_exclude_tags_length); - for (i = 0; i < search_exclude_tags_length; i++) - notmuch_query_add_tag_exclude (query, search_exclude_tags[i]); + if (batch) + ret = count_file (notmuch, input, search_exclude_tags, + search_exclude_tags_length, output, print_lastmod); + else + ret = print_count (notmuch, query_str, search_exclude_tags, + search_exclude_tags_length, output, print_lastmod); - switch (output) { - case OUTPUT_MESSAGES: - printf ("%u\n", notmuch_query_count_messages (query)); - break; - case OUTPUT_THREADS: - printf ("%u\n", notmuch_query_count_threads (query)); - break; - } + notmuch_database_destroy (notmuch); - notmuch_query_destroy (query); - notmuch_database_close (notmuch); + if (input != stdin) + fclose (input); - return 0; + return ret ? EXIT_FAILURE : EXIT_SUCCESS; }