diff options
| author | Peter S. Mazinger <ps.m@gmx.net> | 2011-02-27 00:25:56 +0100 |
|---|---|---|
| committer | Peter S. Mazinger <ps.m@gmx.net> | 2011-03-03 18:22:50 +0100 |
| commit | 45dafbdb4e221f600895aa70a69e2e306093bd90 (patch) | |
| tree | 64b4c9695592ae280287e681fa84052d2d4f0b42 /librt/mq_receive.c | |
| parent | 5ecbf1730329be5e04229fb1ea23f4bc0bc3d2a3 (diff) | |
fix dependency on ADVANCED_REALTIME
Do not depend on ADVANCED REALTIME for mq_send/mq_receive
Added stubs implementation based on libc's stubs.c
Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Diffstat (limited to 'librt/mq_receive.c')
| -rw-r--r-- | librt/mq_receive.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/librt/mq_receive.c b/librt/mq_receive.c index 40447dfb9..26fc45194 100644 --- a/librt/mq_receive.c +++ b/librt/mq_receive.c @@ -2,22 +2,23 @@ * mq_receive.c - functions for receiving from message queue. */ -#include <errno.h> -#include <stddef.h> #include <sys/syscall.h> + +#ifdef __NR_mq_timedreceive + +#include <stddef.h> #include <mqueue.h> -#warning FIXME: hard dependency on ADVANCED REALTIME feature +#ifdef __UCLIBC_HAS_THREADS_NATIVE__ librt_hidden_proto(mq_timedreceive) +#else -#ifndef __UCLIBC_HAS_THREADS_NATIVE__ -#ifdef __NR_mq_timedreceive -#define __NR___syscall_mq_timedreceive __NR_mq_timedreceive -static __inline__ _syscall5(int, __syscall_mq_timedreceive, int, mqdes, - char *, msg_ptr, size_t, msg_len, unsigned int *, - msg_prio, const void *, abs_timeout); -#endif +# define __NR___syscall_mq_timedreceive __NR_mq_timedreceive +static _syscall5(int, __syscall_mq_timedreceive, int, mqdes, + char *, msg_ptr, size_t, msg_len, unsigned int *, + msg_prio, const void *, abs_timeout); +# ifdef __UCLIBC_HAS_ADVANCED_REALTIME__ /* * Receive the oldest from highest priority messages. * Stop waiting if abs_timeout expires. @@ -26,21 +27,22 @@ ssize_t mq_timedreceive(mqd_t mqdes, char *msg_ptr, size_t msg_len, unsigned int *msg_prio, const struct timespec *abs_timeout) { -#ifdef __NR_mq_timedreceive return __syscall_mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, abs_timeout); -#else - errno = ENOSYS; - return -1; -#endif } +# endif -librt_hidden_def(mq_timedreceive) #endif /* Receive the oldest from highest priority messages */ ssize_t mq_receive(mqd_t mqdes, char *msg_ptr, size_t msg_len, unsigned int *msg_prio) { +#ifdef __UCLIBC_HAS_THREADS_NATIVE__ return mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, NULL); +#else + return __syscall_mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, NULL); +#endif } + +#endif |