mq_unlink(2)

mq_unlink2

Remove a message queue

Part of mq_unlink(3).

Usage

#include <mqueue.h>

int mq_unlink(const char *name);

Library

Real-time library (librt, -lrt)

Overview

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).

InterfaceAttributeValue
mq_unlink()Thread safetyMT-Safe

Releases

10 releases since Debian 5.0 (Lenny); the text changed 9 times.

  1. 5.0
  2. 6.0
  3. 7
  4. 8
  5. 9
  6. 10
  7. 11
  8. 12
  9. 13
  10. Arch

Standards

POSIX.1-2008.

History

POSIX.1-2001.

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.