| /* |
| * pthread_mutexattr_init.c |
| * |
| * Description: |
| * This translation unit implements mutual exclusion (mutex) 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 "pthread.h" |
| #include "implement.h" |
| |
| |
| int |
| pthread_mutexattr_init (pthread_mutexattr_t * attr) |
| /* |
| * ------------------------------------------------------ |
| * DOCPUBLIC |
| * Initializes a mutex attributes object with default |
| * attributes. |
| * |
| * PARAMETERS |
| * attr |
| * pointer to an instance of pthread_mutexattr_t |
| * |
| * |
| * DESCRIPTION |
| * Initializes a mutex attributes object with default |
| * attributes. |
| * |
| * NOTES: |
| * 1) Used to define mutex types |
| * |
| * RESULTS |
| * 0 successfully initialized attr, |
| * ENOMEM insufficient memory for attr. |
| * |
| * ------------------------------------------------------ |
| */ |
| { |
| int result = 0; |
| pthread_mutexattr_t ma; |
| |
| ma = (pthread_mutexattr_t) calloc (1, sizeof (*ma)); |
| |
| if (ma == NULL) |
| { |
| result = ENOMEM; |
| } |
| else |
| { |
| ma->pshared = PTHREAD_PROCESS_PRIVATE; |
| ma->kind = PTHREAD_MUTEX_DEFAULT; |
| } |
| |
| *attr = ma; |
| |
| return (result); |
| } /* pthread_mutexattr_init */ |