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authorDaniel Kahn Gillmor <dkg@fifthhorseman.net>2018-05-11 02:57:53 -0400
committerDavid Bremner <david@tethera.net>2018-05-26 07:31:39 -0700
commit499bb78178df86ceae82893fbc272c4dd1870b6c (patch)
tree5b7100f2a214025b6d60844a3cdb368346df4309 /lib/notmuch.h
parent4a6371f1d80aec5947b41d7c4e1fdb60cca3c55d (diff)
properties: add notmuch_message_count_properties
The user can already do this manually, of course, but (a) it's nice to have a convenience function, and (b) exposing this interface means that someone more clever with a _notmuch_string_map_t than i am can write a more efficient version if they like, and it will just accelerate the users of the convenience function.
Diffstat (limited to 'lib/notmuch.h')
-rw-r--r--lib/notmuch.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/lib/notmuch.h b/lib/notmuch.h
index 216b1c75..a8981c5c 100644
--- a/lib/notmuch.h
+++ b/lib/notmuch.h
@@ -1891,6 +1891,22 @@ 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.
*