glibc/sysdeps/unix/sysv/linux/mq_timedreceive.c

35 lines
1.4 KiB
C

/* Receive a message from a message queue with a timeout. Linux version.
Copyright (C) 2017-2020 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
<https://www.gnu.org/licenses/>. */
#include <mqueue.h>
#include <sysdep-cancel.h>
/* Receive the oldest from highest priority messages in message queue
MQDES, stop waiting if ABS_TIMEOUT expires. */
ssize_t
__mq_timedreceive (mqd_t mqdes, char *__restrict msg_ptr, size_t msg_len,
unsigned int *__restrict msg_prio,
const struct timespec *__restrict abs_timeout)
{
return SYSCALL_CANCEL (mq_timedreceive, mqdes, msg_ptr, msg_len, msg_prio,
abs_timeout);
}
hidden_def (__mq_timedreceive)
weak_alias (__mq_timedreceive, mq_timedreceive)
hidden_weak (mq_timedreceive)