refactor: session: provide an iterator over consumer data channel keys

[lttng-tools.git] / src / bin / lttng-sessiond / ust-registry-session.hpp

diff --git a/src/bin/lttng-sessiond/ust-registry-session.hpp b/src/bin/lttng-sessiond/ust-registry-session.hpp
index 404eabbe08ee777a26fbd8e6a4425a296bfa0921..48efd8848c69b0d102b5bd2db7d008c8de68d693 100644 (file)
--- a/src/bin/lttng-sessiond/ust-registry-session.hpp
+++ b/src/bin/lttng-sessiond/ust-registry-session.hpp
@@ -206,4 +206,18 @@ private:
 } /* namespace sessiond */
 } /* namespace lttng */
 
+#ifdef HAVE_LIBLTTNG_UST_CTL
+ssize_t ust_app_push_metadata(const lttng::sessiond::ust::registry_session::locked_ref& registry,
+                             struct consumer_socket *socket,
+                             int send_zero_data);
+#else /* HAVE_LIBLTTNG_UST_CTL */
+static inline ssize_t ust_app_push_metadata(lttng::sessiond::ust::registry_session *registry
+                                           __attribute__((unused)),
+                                           struct consumer_socket *socket __attribute__((unused)),
+                                           int send_zero_data __attribute__((unused)))
+{
+       return 0;
+}
+#endif /* HAVE_LIBLTTNG_UST_CTL */
+
 #endif /* LTTNG_UST_REGISTRY_SESSION_H */