* version in Makefile.local.
*/
#define LIBNOTMUCH_MAJOR_VERSION 5
-#define LIBNOTMUCH_MINOR_VERSION 1
+#define LIBNOTMUCH_MINOR_VERSION 2
#define LIBNOTMUCH_MICRO_VERSION 0
* @since libnotmuch 5.2 (notmuch 0.27)
*/
notmuch_database_t *
-notmuch_message_get_database (notmuch_message_t *message);
+notmuch_message_get_database (const notmuch_message_t *message);
/**
* Get the message ID of 'message'.
notmuch_message_properties_t *
notmuch_message_get_properties (notmuch_message_t *message, const char *key, notmuch_bool_t exact);
+/**
+ * Return the number of properties named "key" belonging to the specific message.
+ *
+ * @param[in] message The message to examine
+ * @param[in] key key to count
+ * @param[out] count The number of matching properties associated with this message.
+ *
+ * @returns
+ *
+ * NOTMUCH_STATUS_SUCCESS: successful count, possibly some other error.
+ *
+ * @since libnotmuch 5.2 (notmuch 0.27)
+ */
+notmuch_status_t
+notmuch_message_count_properties (notmuch_message_t *message, const char *key, unsigned int *count);
+
/**
* Is the given *properties* iterator pointing at a valid (key,value)
* pair.