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Diffstat (limited to 'barrier_attr_destroy.c')
-rw-r--r-- | barrier_attr_destroy.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/barrier_attr_destroy.c b/barrier_attr_destroy.c new file mode 100644 index 0000000..7395ca3 --- /dev/null +++ b/barrier_attr_destroy.c @@ -0,0 +1,84 @@ +/* + * barrier_attr_destroy.c + * + * Description: + * This translation unit implements barrier primitives. + * + * -------------------------------------------------------------------------- + * + * Pthreads-win32 - POSIX Threads Library for Win32 + * Copyright(C) 1998 John E. Bossom + * Copyright(C) 1999,2002 Pthreads-win32 contributors + * + * Contact Email: rpj@ise.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_barrierattr_destroy (pthread_barrierattr_t * attr) + /* + * ------------------------------------------------------ + * DOCPUBLIC + * Destroys a barrier attributes object. The object can + * no longer be used. + * + * PARAMETERS + * attr + * pointer to an instance of pthread_barrierattr_t + * + * + * DESCRIPTION + * Destroys a barrier attributes object. The object can + * no longer be used. + * + * NOTES: + * 1) Does not affect barrieres created using 'attr' + * + * RESULTS + * 0 successfully released attr, + * EINVAL 'attr' is invalid. + * + * ------------------------------------------------------ + */ +{ + int result = 0; + + if (attr == NULL || *attr == NULL) + { + result = EINVAL; + } + else + { + pthread_barrierattr_t ba = *attr; + + *attr = NULL; + free (ba); + } + + return (result); +} /* pthread_barrierattr_destroy */ + |