X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=notmuch-count.c;h=d8ad7d6d57286285ef630424d86d999bfa2e9b46;hp=39f08c6ca94476757c5591c7a171c74c16875018;hb=HEAD;hpb=8cbb5114a20c1217f23977fd5edca99a0b7a2955

diff --git a/notmuch-count.c b/notmuch-count.c
index 39f08c6c..0d9046a8 100644
--- a/notmuch-count.c
+++ b/notmuch-count.c
@@ -14,97 +14,214 @@
  * 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 <keithp@keithp.com>
  */
 
 #include "notmuch-client.h"
 
-int
-notmuch_count_command (void *ctx, int argc, char *argv[])
+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,
+	     notmuch_config_values_t *exclude_tags, int output, int print_lastmod)
 {
-    notmuch_config_t *config;
-    notmuch_database_t *notmuch;
     notmuch_query_t *query;
-    char *query_str;
-    int i;
-#if 0
-    char *opt, *end;
-    int i, first = 0, max_threads = -1;
-    notmuch_sort_t sort = NOTMUCH_SORT_NEWEST_FIRST;
-#endif
-
-    for (i = 0; i < argc && argv[i][0] == '-'; i++) {
-	if (strcmp (argv[i], "--") == 0) {
-	    i++;
-	    break;
+    int count;
+    unsigned int ucount;
+    unsigned long revision;
+    const char *uuid;
+    int ret = 0;
+    notmuch_status_t status;
+
+    status = notmuch_query_create_with_syntax (notmuch, query_str,
+					       shared_option_query_syntax (),
+					       &query);
+    if (print_status_database ("notmuch count", notmuch, status)) {
+	ret = -1;
+	goto DONE;
+    }
+
+    for (notmuch_config_values_start (exclude_tags);
+	 notmuch_config_values_valid (exclude_tags);
+	 notmuch_config_values_move_to_next (exclude_tags)) {
+
+	status = notmuch_query_add_tag_exclude (query,
+						notmuch_config_values_get (exclude_tags));
+	if (status && status != NOTMUCH_STATUS_IGNORED) {
+	    print_status_query ("notmuch count", query, status);
+	    ret = -1;
+	    goto DONE;
 	}
-#if 0
-	if (STRNCMP_LITERAL (argv[i], "--first=") == 0) {
-	    opt = argv[i] + sizeof ("--first=") - 1;
-	    first = strtoul (opt, &end, 10);
-	    if (*opt == '\0' || *end != '\0') {
-		fprintf (stderr, "Invalid value for --first: %s\n", opt);
-		return 1;
-	    }
-	} else if (STRNCMP_LITERAL (argv[i], "--max-threads=") == 0) {
-	    opt = argv[i] + sizeof ("--max-threads=") - 1;
-	    max_threads = strtoul (opt, &end, 10);
-	    if (*opt == '\0' || *end != '\0') {
-		fprintf (stderr, "Invalid value for --max-threads: %s\n", opt);
-		return 1;
-	    }
-	} else if (STRNCMP_LITERAL (argv[i], "--sort=") == 0) {
-	    opt = argv[i] + sizeof ("--sort=") - 1;
-	    if (strcmp (opt, "oldest-first") == 0) {
-		sort = NOTMUCH_SORT_OLDEST_FIRST;
-	    } else if (strcmp (opt, "newest-first") == 0) {
-		sort = NOTMUCH_SORT_NEWEST_FIRST;
-	    } else {
-		fprintf (stderr, "Invalid value for --sort: %s\n", opt);
-		return 1;
-	    }
-	} else
-#endif
-	{
-	    fprintf (stderr, "Unrecognized option: %s\n", argv[i]);
-	    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;
     }
 
-    argc -= i;
-    argv += i;
+    if (print_lastmod) {
+	revision = notmuch_database_get_revision (notmuch, &uuid);
+	printf ("\t%s\t%lu\n", uuid, revision);
+    } else {
+	fputs ("\n", stdout);
+    }
 
-    config = notmuch_config_open (ctx, NULL, NULL);
-    if (config == NULL)
-	return 1;
+  DONE:
+    notmuch_query_destroy (query);
 
-    notmuch = notmuch_database_open (notmuch_config_get_database_path (config),
-				     NOTMUCH_DATABASE_MODE_READ_ONLY);
-    if (notmuch == NULL)
-	return 1;
+    return ret;
+}
 
-    query_str = query_string_from_args (ctx, argc, argv);
+static int
+count_file (notmuch_database_t *notmuch, FILE *input, notmuch_config_values_t *exclude_tags,
+	    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, output, print_lastmod);
+    }
+
+    if (line)
+	free (line);
+
+    return ret;
+}
+
+int
+notmuch_count_command (notmuch_database_t *notmuch, int argc, char *argv[])
+{
+    char *query_str;
+    int opt_index;
+    int output = OUTPUT_MESSAGES;
+    bool exclude = true;
+    notmuch_config_values_t *exclude_tags = NULL;
+    bool batch = false;
+    bool print_lastmod = false;
+    FILE *input = stdin;
+    const char *input_file_name = NULL;
+    int ret;
+
+    notmuch_opt_desc_t options[] = {
+	{ .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 (notmuch, 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;
+	}
+    }
+
+    if (batch && opt_index != argc) {
+	fprintf (stderr, "--batch and query string are not compatible\n");
+	if (input)
+	    fclose (input);
+	return EXIT_FAILURE;
+    }
+
+    query_str = query_string_from_args (notmuch, argc - opt_index, argv + opt_index);
     if (query_str == NULL) {
 	fprintf (stderr, "Out of memory.\n");
-	return 1;
+	return EXIT_FAILURE;
     }
 
-    if (*query_str == '\0') {
-	query_str = talloc_strdup (ctx, "");
+    if (exclude) {
+	exclude_tags = notmuch_config_get_values (notmuch, NOTMUCH_CONFIG_EXCLUDE_TAGS);
     }
 
-    query = notmuch_query_create (notmuch, query_str);
-    if (query == NULL) {
-	fprintf (stderr, "Out of memory\n");
-	return 1;
-    }
+    if (batch)
+	ret = count_file (notmuch, input, exclude_tags, output, print_lastmod);
+    else
+	ret = print_count (notmuch, query_str, exclude_tags, output, print_lastmod);
 
-    printf ("%u\n", notmuch_query_count_messages(query));
+    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;
 }