-/* Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2016 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
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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _MQUEUE_H
#define _MQUEUE_H 1
#include <fcntl.h>
#define __need_sigevent_t
#include <bits/siginfo.h>
-#define __need_timespec
-#include <time.h>
+#include <bits/types/struct_timespec.h>
/* Get the definition of mqd_t and struct mq_attr. */
#include <bits/mqueue.h>
argument is taken as `struct mq_attr *', pointer to message queue
attributes. If the fourth argument is NULL, default attributes are
used. */
-extern mqd_t mq_open (const char *__name, int __oflag, ...) __THROW;
+extern mqd_t mq_open (const char *__name, int __oflag, ...)
+ __THROW __nonnull ((1));
/* Removes the association between message queue descriptor MQDES and its
message queue. */
extern int mq_close (mqd_t __mqdes) __THROW;
/* Query status and attributes of message queue MQDES. */
-extern int mq_getattr (mqd_t __mqdes, struct mq_attr *__mqstat) __THROW;
+extern int mq_getattr (mqd_t __mqdes, struct mq_attr *__mqstat)
+ __THROW __nonnull ((2));
/* Set attributes associated with message queue MQDES and if OMQSTAT is
not NULL also query its old attributes. */
extern int mq_setattr (mqd_t __mqdes,
const struct mq_attr *__restrict __mqstat,
- struct mq_attr *__restrict __omqstat) __THROW;
+ struct mq_attr *__restrict __omqstat)
+ __THROW __nonnull ((2));
/* Remove message queue named NAME. */
-extern int mq_unlink (const char *__name) __THROW;
+extern int mq_unlink (const char *__name) __THROW __nonnull ((1));
/* Register notification issued upon message arrival to an empty
message queue MQDES. */
/* Receive the oldest from highest priority messages in message queue
MQDES. */
extern ssize_t mq_receive (mqd_t __mqdes, char *__msg_ptr, size_t __msg_len,
- unsigned int *__msg_prio);
+ unsigned int *__msg_prio) __nonnull ((2));
/* Add message pointed by MSG_PTR to message queue MQDES. */
extern int mq_send (mqd_t __mqdes, const char *__msg_ptr, size_t __msg_len,
- unsigned int __msg_prio);
+ unsigned int __msg_prio) __nonnull ((2));
#ifdef __USE_XOPEN2K
/* Receive the oldest from highest priority messages in message queue
extern 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);
+ const struct timespec *__restrict __abs_timeout)
+ __nonnull ((2, 5));
/* Add message pointed by MSG_PTR to message queue MQDES, stop blocking
on full message queue if ABS_TIMEOUT expires. */
extern int mq_timedsend (mqd_t __mqdes, const char *__msg_ptr,
size_t __msg_len, unsigned int __msg_prio,
- const struct timespec *__abs_timeout);
+ const struct timespec *__abs_timeout)
+ __nonnull ((2, 5));
+#endif
+
+/* Define some inlines helping to catch common problems. */
+#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function \
+ && defined __va_arg_pack_len
+# include <bits/mqueue2.h>
#endif
__END_DECLS