| 1 | /* Receive a message from a message queue with a timeout. Linux version. |
| 2 | Copyright (C) 2017-2019 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #include <mqueue.h> |
| 20 | #include <sysdep-cancel.h> |
| 21 | |
| 22 | /* Receive the oldest from highest priority messages in message queue |
| 23 | MQDES, stop waiting if ABS_TIMEOUT expires. */ |
| 24 | ssize_t |
| 25 | __mq_timedreceive (mqd_t mqdes, char *__restrict msg_ptr, size_t msg_len, |
| 26 | unsigned int *__restrict msg_prio, |
| 27 | const struct timespec *__restrict abs_timeout) |
| 28 | { |
| 29 | return SYSCALL_CANCEL (mq_timedreceive, mqdes, msg_ptr, msg_len, msg_prio, |
| 30 | abs_timeout); |
| 31 | } |
| 32 | hidden_def (__mq_timedreceive) |
| 33 | weak_alias (__mq_timedreceive, mq_timedreceive) |
| 34 | hidden_weak (mq_timedreceive) |
| 35 | |