/[pcsx2_0.9.7]/trunk/3rdparty/w32pthreads/pthread_condattr_destroy.c
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Contents of /trunk/3rdparty/w32pthreads/pthread_condattr_destroy.c

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Revision 31 - (show annotations) (download)
Tue Sep 7 03:24:11 2010 UTC (10 years ago) by william
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committing r3113 initial commit again...
1 /*
2 * condvar_attr_destroy.c
3 *
4 * Description:
5 * This translation unit implements condition variables and their primitives.
6 *
7 *
8 * --------------------------------------------------------------------------
9 *
10 * Pthreads-win32 - POSIX Threads Library for Win32
11 * Copyright(C) 1998 John E. Bossom
12 * Copyright(C) 1999,2005 Pthreads-win32 contributors
13 *
14 * Contact Email: rpj@callisto.canberra.edu.au
15 *
16 * The current list of contributors is contained
17 * in the file CONTRIBUTORS included with the source
18 * code distribution. The list can also be seen at the
19 * following World Wide Web location:
20 * http://sources.redhat.com/pthreads-win32/contributors.html
21 *
22 * This library is free software; you can redistribute it and/or
23 * modify it under the terms of the GNU Lesser General Public
24 * License as published by the Free Software Foundation; either
25 * version 2 of the License, or (at your option) any later version.
26 *
27 * This library is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
30 * Lesser General Public License for more details.
31 *
32 * You should have received a copy of the GNU Lesser General Public
33 * License along with this library in the file COPYING.LIB;
34 * if not, write to the Free Software Foundation, Inc.,
35 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
36 */
37
38 #include "ptw32pch.h"
39
40 int
41 pthread_condattr_destroy (pthread_condattr_t * attr)
42 /*
43 * ------------------------------------------------------
44 * DOCPUBLIC
45 * Destroys a condition variable attributes object.
46 * The object can no longer be used.
47 *
48 * PARAMETERS
49 * attr
50 * pointer to an instance of pthread_condattr_t
51 *
52 *
53 * DESCRIPTION
54 * Destroys a condition variable attributes object.
55 * The object can no longer be used.
56 *
57 * NOTES:
58 * 1) Does not affect condition variables created
59 * using 'attr'
60 *
61 * RESULTS
62 * 0 successfully released attr,
63 * EINVAL 'attr' is invalid.
64 *
65 * ------------------------------------------------------
66 */
67 {
68 int result = 0;
69
70 if (attr == NULL || *attr == NULL)
71 {
72 result = EINVAL;
73 }
74 else
75 {
76 (void) free (*attr);
77
78 *attr = NULL;
79 result = 0;
80 }
81
82 return result;
83
84 } /* pthread_condattr_destroy */

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