Type Definition melib::backends::notmuch::bindings::notmuch_messages_valid

type notmuch_messages_valid = unsafe extern "C" fn(messages: *mut notmuch_messages_t) -> notmuch_bool_t;

Is the given 'messages' iterator pointing at a valid message.

When this function returns TRUE, notmuch_messages_get will return a valid object. Whereas when this function returns FALSE, notmuch_messages_get will return NULL.

See the documentation of notmuch_query_search_messages for example code showing how to iterate over a notmuch_messages_t object.