1 /* 2 * pthread_barrier_attr_init.c 3 * 4 * Description: 5 * This translation unit implements barrier primitives. 6 * 7 * -------------------------------------------------------------------------- 8 * 9 * Pthreads-win32 - POSIX Threads Library for Win32 10 * Copyright(C) 1998 John E. Bossom 11 * Copyright(C) 1999,2005 Pthreads-win32 contributors 12 * 13 * Contact Email: rpj (at) callisto.canberra.edu.au 14 * 15 * The current list of contributors is contained 16 * in the file CONTRIBUTORS included with the source 17 * code distribution. The list can also be seen at the 18 * following World Wide Web location: 19 * http://sources.redhat.com/pthreads-win32/contributors.html 20 * 21 * This library is free software; you can redistribute it and/or 22 * modify it under the terms of the GNU Lesser General Public 23 * License as published by the Free Software Foundation; either 24 * version 2 of the License, or (at your option) any later version. 25 * 26 * This library is distributed in the hope that it will be useful, 27 * but WITHOUT ANY WARRANTY; without even the implied warranty of 28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 29 * Lesser General Public License for more details. 30 * 31 * You should have received a copy of the GNU Lesser General Public 32 * License along with this library in the file COPYING.LIB; 33 * if not, write to the Free Software Foundation, Inc., 34 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA 35 */ 36 37 #include "pthread.h" 38 #include "implement.h" 39 40 41 int 42 pthread_barrierattr_init (pthread_barrierattr_t * attr) 43 /* 44 * ------------------------------------------------------ 45 * DOCPUBLIC 46 * Initializes a barrier attributes object with default 47 * attributes. 48 * 49 * PARAMETERS 50 * attr 51 * pointer to an instance of pthread_barrierattr_t 52 * 53 * 54 * DESCRIPTION 55 * Initializes a barrier attributes object with default 56 * attributes. 57 * 58 * NOTES: 59 * 1) Used to define barrier types 60 * 61 * RESULTS 62 * 0 successfully initialized attr, 63 * ENOMEM insufficient memory for attr. 64 * 65 * ------------------------------------------------------ 66 */ 67 { 68 pthread_barrierattr_t ba; 69 int result = 0; 70 71 ba = (pthread_barrierattr_t) calloc (1, sizeof (*ba)); 72 73 if (ba == NULL) 74 { 75 result = ENOMEM; 76 } 77 else 78 { 79 ba->pshared = PTHREAD_PROCESS_PRIVATE; 80 } 81 82 *attr = ba; 83 84 return (result); 85 } /* pthread_barrierattr_init */ 86