notmuch_status_t
_notmuch_database_ensure_writable (notmuch_database_t *notmuch);
+void
+_notmuch_database_log (notmuch_database_t *notmuch,
+ const char *format, ...);
+
const char *
_notmuch_database_relative_path (notmuch_database_t *notmuch,
const char *path);