1 | /* Copyright (C) 2003-2024 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 <errno.h> |
19 | #include <pthread.h> |
20 | #include <stdio.h> |
21 | #include <stdlib.h> |
22 | |
23 | |
24 | |
25 | int |
26 | do_test (void) |
27 | { |
28 | int c = pthread_getconcurrency (); |
29 | if (c != 0) |
30 | { |
31 | puts (s: "initial concurrencylevel wrong" ); |
32 | exit (1); |
33 | } |
34 | |
35 | if (pthread_setconcurrency (level: 1) != 0) |
36 | { |
37 | puts (s: "setconcurrency failed" ); |
38 | exit (1); |
39 | } |
40 | |
41 | c = pthread_getconcurrency (); |
42 | if (c != 1) |
43 | { |
44 | puts (s: "getconcurrency didn't return the value previous set" ); |
45 | exit (1); |
46 | } |
47 | |
48 | int e = pthread_setconcurrency (level: -1); |
49 | if (e == 0) |
50 | { |
51 | puts (s: "setconcurrency of negative value didn't failed" ); |
52 | exit (1); |
53 | } |
54 | if (e != EINVAL) |
55 | { |
56 | puts (s: "setconcurrency didn't return EINVAL for negative value" ); |
57 | exit (1); |
58 | } |
59 | |
60 | c = pthread_getconcurrency (); |
61 | if (c != 1) |
62 | { |
63 | puts (s: "invalid getconcurrency changed level" ); |
64 | exit (1); |
65 | } |
66 | |
67 | return 0; |
68 | } |
69 | |
70 | |
71 | #define TEST_FUNCTION do_test () |
72 | #include "../test-skeleton.c" |
73 | |