/* * 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 <errno.h>#include <limits.h>#include "pthread.h"#include "implement.h"intpthread_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 */