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1/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include <pthread.h>
21#include <stdio.h>
22#include <stdlib.h>
23
24
25
26int
27do_test (void)
28{
29 int c = pthread_getconcurrency ();
30 if (c != 0)
31 {
32 puts ("initial concurrencylevel wrong");
33 exit (1);
34 }
35
36 if (pthread_setconcurrency (1) != 0)
37 {
38 puts ("setconcurrency failed");
39 exit (1);
40 }
41
42 c = pthread_getconcurrency ();
43 if (c != 1)
44 {
45 puts ("getconcurrency didn't return the value previous set");
46 exit (1);
47 }
48
49 int e = pthread_setconcurrency (-1);
50 if (e == 0)
51 {
52 puts ("setconcurrency of negative value didn't failed");
53 exit (1);
54 }
55 if (e != EINVAL)
56 {
57 puts ("setconcurrency didn't return EINVAL for negative value");
58 exit (1);
59 }
60
61 c = pthread_getconcurrency ();
62 if (c != 1)
63 {
64 puts ("invalid getconcurrency changed level");
65 exit (1);
66 }
67
68 return 0;
69}
70
71
72#define TEST_FUNCTION do_test ()
73#include "../test-skeleton.c"
74

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