1 files changed, 91 insertions, 0 deletions
diff --git a/rt/mqueue.h b/rt/mqueue.h
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+++ b/rt/mqueue.h
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+/* Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _MQUEUE_H
+#define _MQUEUE_H	1
+
+#include <features.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#define __need_sigevent_t
+#include <bits/siginfo.h>
+#define __need_timespec
+#include <time.h>
+/* Get the definition of mqd_t and struct mq_attr.  */
+#include <bits/mqueue.h>
+
+__BEGIN_DECLS
+
+/* Establish connection between a process and a message queue NAME and
+   return message queue descriptor or (mqd_t) -1 on error.  OFLAG determines
+   the type of access used.  If O_CREAT is on OFLAG, the third argument is
+   taken as a `mode_t', the mode of the created message queue, and the fourth
+   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;
+
+/* 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;
+
+/* 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;
+
+/* Remove message queue named NAME.  */
+extern int mq_unlink (const char *__name) __THROW;
+
+/* Register notification upon message arrival to an empty message queue
+   MQDES.  */
+extern int mq_notify (mqd_t __mqdes, const struct sigevent *__notification)
+     __THROW;
+
+/* 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);
+
+/* 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);
+
+#ifdef __USE_XOPEN2K
+/* Receive the oldest from highest priority messages in message queue
+   MQDES, stop waiting if ABS_TIMEOUT expires.  */
+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);
+
+/* 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);
+#endif
+
+__END_DECLS                                                      
+
+#endif /* mqueue.h */