Move to kernel style SPDX license identifiers

[lttng-tools.git] / include / lttng / action / notify.h

diff --git a/include/lttng/action/notify.h b/include/lttng/action/notify.h
index 6c0d0ca257aee4ddab8ec61a870833beb1cbe877..17a3e9da542ebfca4073ff2f1b39009da14cb72d 100644 (file)
--- a/include/lttng/action/notify.h
+++ b/include/lttng/action/notify.h
@@ -1,18 +1,8 @@
 /*
- * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License, version 2.1 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
- * This library is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
- * for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #ifndef LTTNG_ACTION_NOTIFY_H
@@ -24,6 +14,17 @@ struct lttng_action;
 extern "C" {
 #endif
 
+/*
+ * Create a newly allocated notification action object.
+ *
+ * A "notify" action will emit a notification to all clients which have an
+ * open notification channel. In order to receive this notification, clients
+ * must have subscribed to a condition equivalent to the one paired to this
+ * notify action in a trigger.
+ *
+ * Returns a new action on success, NULL on failure. This action must be
+ * destroyed using lttng_action_destroy().
+ */
 extern struct lttng_action *lttng_action_notify_create(void);
 
 #ifdef __cplusplus