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authorUlrich Drepper <drepper@redhat.com>2004-04-13 02:15:43 +0000
committerUlrich Drepper <drepper@redhat.com>2004-04-13 02:15:43 +0000
commit1b82c6c77d566ce3977c83b7ca47f09aac31e525 (patch)
tree27c7a0846d386151845a01a553d0dcfb16691bfb /rt/mqueue.h
parent381a0c26d73e0f074c962e0ab53b99a6c327066d (diff)
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Update.
2004-04-08 Ulrich Drepper <drepper@redhat.com> * rt/tst-mqueue3.c: New file. * rt/Makefile (tests): Add tst-mqueue3. 2004-04-08 Jakub Jelinek <jakub@redhat.com> * rt/tst-mqueue1.c: New file. * rt/tst-mqueue2.c: New file. * rt/tst-mqueue4.c: New file. * rt/Makefile (tests): Add tst-mqueue1, tst-mqueue2, tst-mqueue4. * rt/Versions (librt): Add mq_*@@GLIBC_2.3.4. * rt/Makefile (headers): Add mqueue.h and bits/mqueue.h. (mq-routines): Set. (librt-routines): Use it. * rt/mqueue.h: New file. * include/mqueue.h: New file. * sysdeps/generic/bits/mqueue.h: New file. * sysdeps/generic/mq_setattr.c: New file. * sysdeps/generic/mq_getattr.c: New file. * sysdeps/generic/mq_notify.c: New file. * sysdeps/generic/mq_close.c: New file. * sysdeps/generic/mq_send.c: New file. * sysdeps/generic/mq_unlink.c: New file. * sysdeps/generic/mq_receive.c: New file. * sysdeps/generic/mq_timedreceive.c: New file. * sysdeps/generic/mq_timedsend.c: New file. * sysdeps/generic/mq_open.c: New file. * sysdeps/unix/sysv/linux/bits/local_lim.h (MQ_PRIO_MAX): Define. * sysdeps/unix/sysv/linux/bits/mqueue.h: New file. * sysdeps/unix/sysv/linux/syscalls.list: Add mq_timedsend, mq_timedreceive and mq_setattr. * sysdeps/unix/sysv/linux/mq_getattr.c: New file. * sysdeps/unix/sysv/linux/mq_notify.c: New file. * sysdeps/unix/sysv/linux/mq_close.c: New file. * sysdeps/unix/sysv/linux/mq_send.c: New file. * sysdeps/unix/sysv/linux/mq_unlink.c: New file. * sysdeps/unix/sysv/linux/mq_receive.c: New file. * sysdeps/unix/sysv/linux/mq_open.c: New file. 2004-04-09 Thorsten Kukuk <kukuk@suse.de> * sysdeps/s390/ffs.c: Don't add ffsl weak alias on s390x. 2004-04-09 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c: New file.
Diffstat (limited to 'rt/mqueue.h')
-rw-r--r--rt/mqueue.h91
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diff --git a/rt/mqueue.h 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 */