mirror of https://github.com/mkerrisk/man-pages
84 lines
2.3 KiB
Groff
84 lines
2.3 KiB
Groff
'\" t
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.\" Copyright (C) 2006 Michael Kerrisk <mtk.manpages@gmail.com>
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.\"
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.\" %%%LICENSE_START(VERBATIM)
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.\" Permission is granted to make and distribute verbatim copies of this
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.\" manual provided the copyright notice and this permission notice are
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.\" preserved on all copies.
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.\"
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.\" Permission is granted to copy and distribute modified versions of this
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.\" manual under the conditions for verbatim copying, provided that the
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.\" entire resulting derived work is distributed under the terms of a
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.\" permission notice identical to this one.
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.\" Since the Linux kernel and libraries are constantly changing, this
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.\" manual page may be incorrect or out-of-date. The author(s) assume no
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.\" the use of the information contained herein. The author(s) may not
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.\" have taken the same level of care in the production of this manual,
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.\" which is licensed free of charge, as they might when working
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.\" the source, must acknowledge the copyright and authors of this work.
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.\" %%%LICENSE_END
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.\"
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.TH MQ_UNLINK 3 2015-08-08 "Linux" "Linux Programmer's Manual"
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.SH NAME
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mq_unlink \- remove a message queue
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.SH SYNOPSIS
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.nf
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.B #include <mqueue.h>
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.PP
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.BI "int mq_unlink(const char *" name );
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.fi
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.PP
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Link with \fI\-lrt\fP.
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.SH DESCRIPTION
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.BR mq_unlink ()
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removes the specified message queue
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.IR name .
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The message queue name is removed immediately.
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The queue itself is destroyed once any other processes that have
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the queue open close their descriptors referring to the queue.
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.SH RETURN VALUE
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On success
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.BR mq_unlink ()
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returns 0; on error, \-1 is returned, with
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.I errno
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set to indicate the error.
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.SH ERRORS
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.TP
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.B EACCES
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The caller does not have permission to unlink this message queue.
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.TP
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.B ENAMETOOLONG
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.I name
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was too long.
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.TP
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.B ENOENT
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There is no message queue with the given
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.IR name .
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.SH ATTRIBUTES
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For an explanation of the terms used in this section, see
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.BR attributes (7).
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.TS
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allbox;
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lb lb lb
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l l l.
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Interface Attribute Value
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T{
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.BR mq_unlink ()
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T} Thread safety MT-Safe
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.TE
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.SH CONFORMING TO
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POSIX.1-2001, POSIX.1-2008.
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.SH SEE ALSO
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.BR mq_close (3),
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.BR mq_getattr (3),
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.BR mq_notify (3),
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.BR mq_open (3),
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.BR mq_receive (3),
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.BR mq_send (3),
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.BR mq_overview (7)
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