MQ_CLOSE(3) manual page
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mq_close - close a message queue descriptor
#include <mqueue.h>
int mq_close(mqd_t mqdes);
Link with -lrt.
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.
On
success mq_close() returns 0; on error, -1 is returned, with errno set to
indicate the error.
- EBADF
- The descriptor specified in mqdes is invalid.
The mq_close() function is thread-safe.
POSIX.1-2001.
All open message queues are automatically
closed on process termination, or upon execve(2)
.
mq_getattr(3)
,
mq_notify(3)
, mq_open(3)
, mq_receive(3)
, mq_send(3)
, mq_unlink(3)
, mq_overview(7)
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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/.
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