| /* Copyright (C) 2004-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C 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 the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <errno.h> |
| #include <mqueue.h> |
| #include <stddef.h> |
| #include <sysdep.h> |
| |
| #ifdef __NR_mq_notify |
| |
| /* Register notification upon message arrival to an empty message queue |
| MQDES. */ |
| int |
| mq_notify (mqd_t mqdes, const struct sigevent *notification) |
| { |
| /* mq_notify which handles SIGEV_THREAD is included in the thread |
| add-on. */ |
| if (notification != NULL |
| && notification->sigev_notify == SIGEV_THREAD) |
| { |
| __set_errno (ENOSYS); |
| return -1; |
| } |
| return INLINE_SYSCALL (mq_notify, 2, mqdes, notification); |
| } |
| |
| #else |
| # include <rt/mq_notify.c> |
| #endif |