1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/*
* mq_send.c - functions for sending to message queue.
*/
#include <sys/syscall.h>
#ifdef __NR_mq_timedsend
#include <stddef.h>
#include <mqueue.h>
#ifdef __UCLIBC_HAS_THREADS_NATIVE__
# ifndef __UCLIBC_HAS_ADVANCED_REALTIME__
extern int mq_timedsend(mqd_t mqdes, const char *msg_ptr, size_t msg_len,
unsigned int msg_prio, const struct timespec *abs_timeout);
# endif
librt_hidden_proto(mq_timedsend)
#else
# define __NR___syscall_mq_timedsend __NR_mq_timedsend
static _syscall5(int, __syscall_mq_timedsend, int, mqdes,
const char *, msg_ptr, size_t, msg_len, unsigned int,
msg_prio, const void *, abs_timeout)
# ifdef __UCLIBC_HAS_ADVANCED_REALTIME__
/*
* Add a message to queue. If O_NONBLOCK is set and queue is full, wait
* for sufficient room in the queue until abs_timeout expires.
*/
int mq_timedsend(mqd_t mqdes, const char *msg_ptr, size_t msg_len,
unsigned int msg_prio, const struct timespec *abs_timeout)
{
return __syscall_mq_timedsend(mqdes, msg_ptr, msg_len, msg_prio,
abs_timeout);
}
# endif
#endif
/* Add a message to queue */
int mq_send(mqd_t mqdes, const char *msg_ptr, size_t msg_len,
unsigned int msg_prio)
{
#ifdef __UCLIBC_HAS_THREADS_NATIVE__
return mq_timedsend(mqdes, msg_ptr, msg_len, msg_prio, NULL);
#else
return __syscall_mq_timedsend(mqdes, msg_ptr, msg_len, msg_prio, NULL);
#endif
}
#endif
|
