int ust_consumer_ask_channel(struct ust_app_session *ua_sess,
struct ust_app_channel *ua_chan, struct consumer_output *consumer,
- struct consumer_socket *socket);
+ struct consumer_socket *socket, struct ust_registry_session *registry);
int ust_consumer_get_channel(struct consumer_socket *socket,
struct ust_app_channel *ua_chan);
int ust_consumer_send_channel_to_ust(struct ust_app *app,
struct ust_app_session *ua_sess, struct ust_app_channel *channel);
+#if HAVE_LIBLTTNG_UST_CTL
+int ust_consumer_metadata_request(struct consumer_socket *sock);
+#else
+static inline
+int ust_consumer_metadata_request(struct consumer_socket *sock)
+{
+ return -ENOSYS;
+}
+#endif /* HAVE_LIBLTTNG_UST_CTL */
+
#endif /* _UST_CONSUMER_H */