MQ_UNLINK(3) Linux Programmer's Manual MQ_UNLINK(3)

mq_unlink - remove a message queue

#include <mqueue.h>
int mq_unlink(const char *name);
Link with -lrt.

mq_unlink() removes the specified message queue name. The message queue name is removed immediately. The queue itself is destroyed once any other processes that have the queue open close their descriptors referring to the queue.

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

The caller does not have permission to unlink this message queue.
name was too long.
There is no message queue with the given name.

For an explanation of the terms used in this section, see attributes(7).
Interface Attribute Value
mq_unlink () Thread safety MT-Safe

POSIX.1-2001, POSIX.1-2008.

mq_close(3), mq_getattr(3), mq_notify(3), mq_open(3), mq_receive(3), mq_send(3), mq_overview(7)
2015-08-08 Linux