mq_close

mq_close - close a message queue descriptor

#include <mqueue.h>
 I mqd_t mq_close(mqd_t  mqdes );

R mq_close () closes the message queue descriptor R mqdes . If the calling process has attached a notification request to this message queue via R mqdes , then this request is removed, and another process can now attach a notification request.

On success R mq_close () returns 0; on error, -1 is returned, with errno set to indicate the error.

EBADF

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)