From fe02148d3f8adf07ccb0cd4f4491ed4eadc9a710 Mon Sep 17 00:00:00 2001 From: alex Date: Mon, 7 Sep 1998 19:01:43 +0000 Subject: Implement pthread read/write locks as defined by Version 2 of the Single UNIX Specification. As with our standard mutexes, process shared locks are not supported at this time. --- share/man/man3/pthread_rwlock_destroy.3 | 80 +++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 share/man/man3/pthread_rwlock_destroy.3 (limited to 'share/man/man3/pthread_rwlock_destroy.3') diff --git a/share/man/man3/pthread_rwlock_destroy.3 b/share/man/man3/pthread_rwlock_destroy.3 new file mode 100644 index 0000000..7453274 --- /dev/null +++ b/share/man/man3/pthread_rwlock_destroy.3 @@ -0,0 +1,80 @@ +.\" Copyright (c) 1998 Alex Nash +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $Id$ +.\" +.Dd August 4, 1998 +.Dt PTHREAD_RWLOCK_DESTROY 3 +.Os +.Sh NAME +.Nm pthread_rwlock_destroy +.Nd destroy a read/write lock +.Sh SYNOPSIS +.Fd #include +.Ft int +.Fn pthread_rwlock_destroy "pthread_rwlock_t *lock" +.Sh DESCRIPTION +The +.Fn pthread_rwlock_destroy +function is used to destroy a read/write lock previously created with +.Fn pthread_rwlock_init . +.Sh RETURN VALUES +If successful, the +.Fn pthread_rwlock_destroy +function will return zero. Otherwise an error number will be returned +to indicate the error. +.Sh SEE ALSO +.Xr pthread_rwlock_init 3 , +.Sh STANDARDS +The +.Fn pthread_rwlock_destroy +function is expected to conform to +.St -susv2 . +.Sh ERRORS +The +.Fn pthread_rwlock_destroy +function will fail if: +.Bl -tag -width Er +.It Bq Er EPERM +The caller does not have the privilege to perform the operation. +.El +.Pp +The +.Fn pthread_rwlock_destroy +function may fail if: +.Bl -tag -width Er +.It Bq Er EBUSY +The system has detected an attempt to destroy the object referenced by +.Fa lock +while it is locked. +.It Bq Er EINVAL +The value specified by +.Fa lock +is invalid. +.El +.Sh HISTORY +The +.Fn pthread_rwlock_destroy +function first appeared in +.Fx 3.0 . -- cgit v1.1