/[pcsx2_0.9.7]/trunk/3rdparty/w32pthreads/ptw32_threadDestroy.c
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Contents of /trunk/3rdparty/w32pthreads/ptw32_threadDestroy.c

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Revision 31 - (show annotations) (download)
Tue Sep 7 03:24:11 2010 UTC (9 years, 11 months ago) by william
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committing r3113 initial commit again...
1 /*
2 * ptw32_threadDestroy.c
3 *
4 * Description:
5 * This translation unit implements routines which are private to
6 * the implementation and may be used throughout it.
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
41 void
42 ptw32_threadDestroy (pthread_t thread)
43 {
44 ptw32_thread_t * tp = (ptw32_thread_t *) thread.p;
45 ptw32_thread_t threadCopy;
46
47 if (tp != NULL)
48 {
49 /*
50 * Copy thread state so that the thread can be atomically NULLed.
51 */
52 memcpy (&threadCopy, tp, sizeof (threadCopy));
53
54 /*
55 * Thread ID structs are never freed. They're NULLed and reused.
56 * This also sets the thread to PThreadStateInitial (invalid).
57 */
58 ptw32_threadReusePush (thread);
59
60 /* Now work on the copy. */
61 if (threadCopy.cancelEvent != NULL)
62 {
63 CloseHandle (threadCopy.cancelEvent);
64 }
65
66 (void) pthread_mutex_destroy(&threadCopy.cancelLock);
67 (void) pthread_mutex_destroy(&threadCopy.threadLock);
68
69 #if ! defined (__MINGW32__) || defined (__MSVCRT__) || defined (__DMC__)
70 /*
71 * See documentation for endthread vs endthreadex.
72 */
73 if (threadCopy.threadH != 0)
74 {
75 CloseHandle (threadCopy.threadH);
76 }
77 #endif
78
79 }
80 } /* ptw32_threadDestroy */
81

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