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MQ_UNLINK(3) Linux Programmer's Manual MQ_UNLINK(3)
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
For an explanation of the terms used in this section, see attributes(7).
┌──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┬───────────────┬─────────┐
│Interface │ Attribute │ Value │
├──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┼───────────────┼─────────┤
│mq_unlink() │ Thread safety │ MT-Safe │
└──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┴───────────────┴─────────┘
CONFORMING TO
POSIX.1-2001, POSIX.1-2008.
SEE ALSO
mq_close(3), mq_getattr(3), mq_notify(3), mq_open(3), mq_receive(3), mq_send(3), mq_overview(7)
Linux 2021-03-22 MQ_UNLINK(3)