diff options
Diffstat (limited to 'pthreads/pthread_rwlockattr_destroy.c')
| -rw-r--r-- | pthreads/pthread_rwlockattr_destroy.c | 169 |
1 files changed, 84 insertions, 85 deletions
diff --git a/pthreads/pthread_rwlockattr_destroy.c b/pthreads/pthread_rwlockattr_destroy.c index 0fcbe8405..1e0aa2fdc 100644 --- a/pthreads/pthread_rwlockattr_destroy.c +++ b/pthreads/pthread_rwlockattr_destroy.c @@ -1,85 +1,84 @@ -/* - * pthread_rwlockattr_destroy.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" - -int -pthread_rwlockattr_destroy (pthread_rwlockattr_t * attr) - /* - * ------------------------------------------------------ - * DOCPUBLIC - * Destroys a rwlock attributes object. The object can - * no longer be used. - * - * PARAMETERS - * attr - * pointer to an instance of pthread_rwlockattr_t - * - * - * DESCRIPTION - * Destroys a rwlock attributes object. The object can - * no longer be used. - * - * NOTES: - * 1) Does not affect rwlockss created using 'attr' - * - * RESULTS - * 0 successfully released attr, - * EINVAL 'attr' is invalid. - * - * ------------------------------------------------------ - */ -{ - int result = 0; - - if (attr == NULL || *attr == NULL) - { - result = EINVAL; - } - else - { - pthread_rwlockattr_t rwa = *attr; - - *attr = NULL; - free (rwa); - } - - return (result); -} /* pthread_rwlockattr_destroy */ +/*
+ * pthread_rwlockattr_destroy.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 <limits.h>
+
+#include "pthread.h"
+#include "implement.h"
+
+int
+pthread_rwlockattr_destroy (pthread_rwlockattr_t * attr)
+ /*
+ * ------------------------------------------------------
+ * DOCPUBLIC
+ * Destroys a rwlock attributes object. The object can
+ * no longer be used.
+ *
+ * PARAMETERS
+ * attr
+ * pointer to an instance of pthread_rwlockattr_t
+ *
+ *
+ * DESCRIPTION
+ * Destroys a rwlock attributes object. The object can
+ * no longer be used.
+ *
+ * NOTES:
+ * 1) Does not affect rwlockss created using 'attr'
+ *
+ * RESULTS
+ * 0 successfully released attr,
+ * EINVAL 'attr' is invalid.
+ *
+ * ------------------------------------------------------
+ */
+{
+ int result = 0;
+
+ if (attr == NULL || *attr == NULL)
+ {
+ result = EINVAL;
+ }
+ else
+ {
+ pthread_rwlockattr_t rwa = *attr;
+
+ *attr = NULL;
+ free (rwa);
+ }
+
+ return (result);
+} /* pthread_rwlockattr_destroy */
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