1 /* Copyright (C) 2002-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <pthread.h>
19 #include <stdio.h>
20 #include <unistd.h>
21 #include <sys/types.h>
22
23
24 static int do_test (void);
25
26 #define TEST_FUNCTION do_test ()
27 #include "../test-skeleton.c"
28
29 static pid_t pid;
30
31 static void *
tf(void * a)32 tf (void *a)
33 {
34 if (getpid () != pid)
35 {
36 write_message ("pid mismatch\n");
37 _exit (1);
38 }
39
40 return a;
41 }
42
43
44 int
do_test(void)45 do_test (void)
46 {
47 pid = getpid ();
48
49 #define N 2
50 pthread_t t[N];
51 int i;
52
53 for (i = 0; i < N; ++i)
54 if (pthread_create (&t[i], NULL, tf, (void *) (long int) (i + 1)) != 0)
55 {
56 write_message ("create failed\n");
57 _exit (1);
58 }
59 else
60 printf ("created thread %d\n", i);
61
62 for (i = 0; i < N; ++i)
63 {
64 void *r;
65 int e;
66 if ((e = pthread_join (t[i], &r)) != 0)
67 {
68 printf ("join failed: %d\n", e);
69 _exit (1);
70 }
71 else if (r != (void *) (long int) (i + 1))
72 {
73 write_message ("result wrong\n");
74 _exit (1);
75 }
76 else
77 printf ("joined thread %d\n", i);
78 }
79
80 return 0;
81 }
82