x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
MQ_CLOSE(3) Linux Programmer's Manual MQ_CLOSE(3)
NAME
mq_close - close a message queue descriptor
SYNOPSIS
#include <mqueue.h>
int mq_close(mqd_t mqdes);
Link with -lrt.
DESCRIPTION
mq_close() closes the message queue descriptor mqdes.
If the calling process has attached a notification request to this mes-
sage queue via mqdes, then this request is removed, and another process
can now attach a notification request.
RETURN VALUE
On success mq_close() returns 0; on error, -1 is returned, with errno
set to indicate the error.
ERRORS
EBADF The descriptor specified in mqdes is invalid.
ATTRIBUTES
Multithreading (see pthreads(7))
The mq_close() function is thread-safe.
CONFORMING TO
POSIX.1-2001.
NOTES
All open message queues are automatically closed on process termina-
tion, or upon execve(2).
SEE ALSO
mq_getattr(3), mq_notify(3), mq_open(3), mq_receive(3), mq_send(3),
mq_unlink(3), mq_overview(7)
COLOPHON
This page is part of release 3.69 of the Linux man-pages project. A
description of the project, information about reporting bugs, and the
latest version of this page, can be found at
http://www.kernel.org/doc/man-pages/.
Linux 2014-06-13 MQ_CLOSE(3)
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