1.\" Copyright (c) 1997 Brian Cully <shmit@kublai.com> 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. Neither the name of the author nor the names of any co-contributors 13.\" may be used to endorse or promote products derived from this software 14.\" without specific prior written permission. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" $FreeBSD$ 29.\" 30.Dd July 29, 1998 31.Dt PTHREAD_MUTEX_DESTROY 3 32.Os 33.Sh NAME 34.Nm pthread_mutex_destroy 35.Nd free resources allocated for a mutex 36.Sh LIBRARY 37.Lb libpthread 38.Lb libthr 39.Sh SYNOPSIS 40.In pthread.h 41.Ft int 42.Fn pthread_mutex_destroy "pthread_mutex_t *mutex" 43.Sh DESCRIPTION 44The 45.Fn pthread_mutex_destroy 46function frees the resources allocated for 47.Fa mutex . 48.Sh RETURN VALUES 49If successful, 50.Fn pthread_mutex_destroy 51will return zero, otherwise an error number will be returned to 52indicate the error. 53.Sh ERRORS 54The 55.Fn pthread_mutex_destroy 56function will fail if: 57.Bl -tag -width Er 58.It Bq Er EINVAL 59The value specified by 60.Fa mutex 61is invalid. 62.It Bq Er EBUSY 63.Fa Mutex 64is locked by another thread. 65.El 66.Sh SEE ALSO 67.Xr pthread_mutex_init 3 , 68.Xr pthread_mutex_lock 3 , 69.Xr pthread_mutex_trylock 3 , 70.Xr pthread_mutex_unlock 3 71.Sh STANDARDS 72The 73.Fn pthread_mutex_destroy 74function conforms to 75.St -p1003.1-96 . 76