pcsx2/3rdparty/w32pthreads/pthread_rwlockattr_init.c

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/*
* pthread_rwlockattr_init.c
*
* Description:
* This translation unit implements read/write lock primitives.
*
* --------------------------------------------------------------------------
*
* Pthreads-win32 - POSIX Threads Library for Win32
* Copyright(C) 1998 John E. Bossom
* Copyright(C) 1999,2005 Pthreads-win32 contributors
*
* Contact Email: rpj@callisto.canberra.edu.au
*
* The current list of contributors is contained
* in the file CONTRIBUTORS included with the source
* code distribution. The list can also be seen at the
* following World Wide Web location:
* http://sources.redhat.com/pthreads-win32/contributors.html
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library in the file COPYING.LIB;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include "ptw32pch.h"
int
pthread_rwlockattr_init (pthread_rwlockattr_t * attr)
/*
* ------------------------------------------------------
* DOCPUBLIC
* Initializes a rwlock attributes object with default
* attributes.
*
* PARAMETERS
* attr
* pointer to an instance of pthread_rwlockattr_t
*
*
* DESCRIPTION
* Initializes a rwlock attributes object with default
* attributes.
*
* RESULTS
* 0 successfully initialized attr,
* ENOMEM insufficient memory for attr.
*
* ------------------------------------------------------
*/
{
int result = 0;
pthread_rwlockattr_t rwa;
rwa = (pthread_rwlockattr_t) calloc (1, sizeof (*rwa));
if (rwa == NULL)
{
result = ENOMEM;
}
else
{
rwa->pshared = PTHREAD_PROCESS_PRIVATE;
}
*attr = rwa;
return (result);
} /* pthread_rwlockattr_init */