1 /*
2 * Test for pthread_join() returning return value from threads.
3 *
4 *
5 * --------------------------------------------------------------------------
6 *
7 * Pthreads-win32 - POSIX Threads Library for Win32
8 * Copyright(C) 1998 John E. Bossom
9 * Copyright(C) 1999,2005 Pthreads-win32 contributors
10 *
11 * Contact Email: rpj@callisto.canberra.edu.au
12 *
13 * The current list of contributors is contained
14 * in the file CONTRIBUTORS included with the source
15 * code distribution. The list can also be seen at the
16 * following World Wide Web location:
17 * http://sources.redhat.com/pthreads-win32/contributors.html
18 *
19 * This library is free software; you can redistribute it and/or
20 * modify it under the terms of the GNU Lesser General Public
21 * License as published by the Free Software Foundation; either
22 * version 2 of the License, or (at your option) any later version.
23 *
24 * This library is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 * Lesser General Public License for more details.
28 *
29 * You should have received a copy of the GNU Lesser General Public
30 * License along with this library in the file COPYING.LIB;
31 * if not, write to the Free Software Foundation, Inc.,
32 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
33 *
34 * --------------------------------------------------------------------------
35 *
36 * Depends on API functions: pthread_create().
37 */
38
39 #include "test.h"
40
41 void *
func(void * arg)42 func(void * arg)
43 {
44 sched_yield();
45 return arg;
46 }
47
48 int
main(int argc,char * argv[])49 main(int argc, char * argv[])
50 {
51 pthread_t id[4];
52 int i;
53 intptr_t result = 0;
54
55 /* Create a few threads and then exit. */
56 for (i = 0; i < 4; i++)
57 {
58 assert(pthread_create(&id[i], NULL, func, ((void *) (size_t) i)) == 0);
59 }
60
61 /*
62 * Let threads exit before we join them.
63 * We should still retrieve the exit code for the threads.
64 */
65 Sleep(1000);
66
67 for (i = 0; i < 4; i++)
68 {
69 assert(pthread_join(id[i], (void **) &result) == 0);
70 assert((int) result == i);
71 }
72
73 /* Success. */
74 return 0;
75 }
76