diff options
Diffstat (limited to 'librt/mq_receive.c')
| -rw-r--r-- | librt/mq_receive.c | 41 |
1 files changed, 18 insertions, 23 deletions
diff --git a/librt/mq_receive.c b/librt/mq_receive.c index c0392b0f9..40447dfb9 100644 --- a/librt/mq_receive.c +++ b/librt/mq_receive.c @@ -6,13 +6,18 @@ #include <stddef.h> #include <sys/syscall.h> #include <mqueue.h> +#warning FIXME: hard dependency on ADVANCED REALTIME feature +librt_hidden_proto(mq_timedreceive) + +#ifndef __UCLIBC_HAS_THREADS_NATIVE__ #ifdef __NR_mq_timedreceive #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) -# if defined __USE_XOPEN2K && defined __UCLIBC_HAS_ADVANCED_REALTIME__ +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 + /* * Receive the oldest from highest priority messages. * Stop waiting if abs_timeout expires. @@ -21,31 +26,21 @@ 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) { - return __syscall_mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, NULL); + return mq_timedreceive(mqdes, msg_ptr, msg_len, msg_prio, NULL); } -#elif defined __UCLIBC_HAS_STUBS__ -# if defined __USE_XOPEN2K && defined __UCLIBC_HAS_ADVANCED_REALTIME__ -ssize_t mq_timedreceive(mqd_t mqdes attribute_unused, char *msg_ptr attribute_unused, - size_t msg_len attribute_unused, unsigned int *msg_prio attribute_unused, - const struct timespec *abs_timeout attribute_unused) -{ - __set_errno(ENOSYS); - return -1; -} -# endif -ssize_t mq_receive(mqd_t mqdes attribute_unused, char *msg_ptr attribute_unused, - size_t msg_len attribute_unused, unsigned int *msg_prio attribute_unused) -{ - __set_errno(ENOSYS); - return -1; -} -#endif |