*
* http://xapian.org/docs/queryparser.html
*
- * As a special case, passing a value of NOTMUCH_QUERY_ALL for the
- * query string will result in a query that returns all messages in
- * the database.
+ * As a special case, passing a length-zero string, (that is ""), will
+ * result in a query that returns all messages in the database.
*
* See notmuch_query_set_sort for controlling the order of results and
* notmuch_query_search to actually execute the query.
notmuch_query_create (notmuch_database_t *database,
const char *query_string);
-/* Special value to cause notmuch_query_create to return all
- * messages. */
-extern const char *NOTMUCH_QUERY_ALL;
-
/* Sort values for notmuch_query_set_sort */
typedef enum {
NOTMUCH_SORT_DATE_OLDEST_FIRST,
*
* notmuch_query_destroy (query);
*
- * Note that there's no explicit destructor for the notmuch_results_t
- * object.
+ * Note that there's no explicit destructor needed for the
+ * notmuch_results_t object.
+ *
+ * (For consistency, we do provide a notmuch_results_destroy function,
+ * but there's no point in calling it if you're about to destroy the
+ * query object as well too---either call will free all the memory of
+ * the results).
*/
notmuch_results_t *
notmuch_query_search (notmuch_query_t *query);
void
notmuch_results_advance (notmuch_results_t *results);
+/* Destroy a notmuch_results_t object.
+ *
+ * It's not strictly necessary to call this function. All memory from
+ * the notmuch_results_t object will be reclaimed when the containg
+ * query object is destroyed.
+ */
+void
+notmuch_results_destroy (notmuch_results_t *results);
+
/* Get the message ID of 'message'.
*
* The returned string belongs to 'message' and as such, should not be
* ....
* }
*
- * Note that there's no explicit destructor for the notmuch_tags_t
- * object.
+ * Note: If you are finished with a message before its containing
+ * query, you can call notmuch_message_destroy to clean up some memory
+ * sooner. If you don't call it, all the memory will still be
+ * reclaimed when the query is destroyed.
*/
notmuch_tags_t *
notmuch_message_get_tags (notmuch_message_t *message);
+/* Destroy a notmuch_message_t object.
+ *
+ * It can be useful to call this function in the case of a single
+ * query object with many messages in the result, (such as iterating
+ * over the entire database). Otherwise, it's fine to never call this
+ * function and there will still be no memory leaks. (The memory from
+ * the messages get reclaimed when the containing query is destroyed.)
+ */
+void
+notmuch_message_destroy (notmuch_message_t *message);
+
/* Does the given notmuch_tags_t object contain any more results.
*
* When this function returns TRUE, notmuch_tags_get will return a
void
notmuch_tags_advance (notmuch_tags_t *results);
+/* Destroy a notmuch_tags_t object.
+ *
+ * It's not strictly necessary to call this function. All memory from
+ * the notmuch_tags_t object will be reclaimed when the containg
+ * message or query objects are destroyed.
+ */
+void
+notmuch_tags_destroy (notmuch_tags_t *tags);
+
NOTMUCH_END_DECLS
#endif