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Name

mq_unlink - remove a message queue

Synopsis


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

Link with -lrt.

Description

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.

Return Value

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

Errors

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

Attributes

Multithreading (see pthreads(7) )

The mq_unlink() function is thread-safe.

Conforming to

POSIX.1-2001.

See Also

mq_close(3) , mq_getattr(3) , mq_notify(3) , mq_open(3) , mq_receive(3) , mq_send(3) , mq_overview(7)

Colophon

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