Name
mq_close — close a message queue descriptor
Synopsis
#include <mqueue.h>
mqd_t
mq_close( |
mqd_t |
mqdes) ; |
DESCRIPTION
mq_close
() closes the
message queue descriptor mqdes
.
If the calling process has attached a notification request
to this message queue via mqdes
, then this request is
removed, and another process can now attach a notification
request.
NOTES
All open message queues are automatically closed on
process termination, or upon execve(2).
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.
CONFORMING TO
POSIX.1-2001.
SEE ALSO
mq_getattr(3), mq_notify(3), mq_open(3), mq_receive(3), mq_send(3), mq_unlink(3), mq_overview(7)
t
Copyright (C) 2006 Michael Kerrisk <mtk-manpages@gmx.net>
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