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 "pthread.h"
39 #include "implement.h"
40
41
42 void
ptw32_threadDestroy(pthread_t thread)43 ptw32_threadDestroy (pthread_t thread)
44 {
45 ptw32_thread_t * tp = (ptw32_thread_t *) thread.p;
46 ptw32_thread_t threadCopy;
47
48 if (tp != NULL)
49 {
50 /*
51 * Copy thread state so that the thread can be atomically NULLed.
52 */
53 memcpy (&threadCopy, tp, sizeof (threadCopy));
54
55 /*
56 * Thread ID structs are never freed. They're NULLed and reused.
57 * This also sets the thread to PThreadStateInitial (invalid).
58 */
59 ptw32_threadReusePush (thread);
60
61 /* Now work on the copy. */
62 if (threadCopy.cancelEvent != NULL)
63 {
64 CloseHandle (threadCopy.cancelEvent);
65 }
66
67 #if ! (defined(__MINGW64__) || defined(__MINGW32__)) || defined (__MSVCRT__) || defined (__DMC__)
68 /*
69 * See documentation for endthread vs endthreadex.
70 */
71 if (threadCopy.threadH != 0)
72 {
73 CloseHandle (threadCopy.threadH);
74 }
75 #endif
76
77 }
78 } /* ptw32_threadDestroy */
79
80