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5865a56b SP |
1 | /* Make sure that pthread_attr_getaffinity_np does not crash when the input |
2 | cpuset size is smaller than that in the attribute structure. | |
3 | ||
f7a9f785 | 4 | Copyright (C) 2013-2016 Free Software Foundation, Inc. |
5865a56b SP |
5 | This file is part of the GNU C Library. |
6 | ||
7 | The GNU C Library is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU Lesser General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 2.1 of the License, or (at your option) any later version. | |
11 | ||
12 | The GNU C Library is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public | |
18 | License along with the GNU C Library; if not, see | |
19 | <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #include <pthread.h> | |
22 | #include <stdio.h> | |
23 | #include <sched.h> | |
24 | #include <errno.h> | |
25 | #include <sys/param.h> | |
26 | ||
27 | ||
28 | #define RETURN_IF_FAIL(f, ...) \ | |
29 | ({ \ | |
30 | int ret = f (__VA_ARGS__); \ | |
31 | if (ret != 0) \ | |
32 | { \ | |
33 | printf ("%s:%d: %s returned %d (errno = %d)\n", __FILE__, __LINE__, \ | |
34 | #f, ret, errno); \ | |
35 | return ret; \ | |
36 | } \ | |
37 | }) | |
38 | ||
39 | static int | |
40 | do_test (void) | |
41 | { | |
42 | for (int i = 0; i < 10; i++) | |
43 | { | |
44 | pthread_attr_t attr; | |
45 | cpu_set_t *cpuset = CPU_ALLOC (512); | |
46 | size_t cpusetsize = CPU_ALLOC_SIZE (512); | |
47 | CPU_ZERO_S (cpusetsize, cpuset); | |
48 | ||
49 | RETURN_IF_FAIL (pthread_attr_init, &attr); | |
50 | RETURN_IF_FAIL (pthread_attr_setaffinity_np, &attr, cpusetsize, cpuset); | |
51 | CPU_FREE (cpuset); | |
52 | ||
53 | cpuset = CPU_ALLOC (1); | |
54 | cpusetsize = CPU_ALLOC_SIZE (1); | |
55 | RETURN_IF_FAIL (pthread_attr_getaffinity_np, &attr, cpusetsize, cpuset); | |
56 | CPU_FREE (cpuset); | |
57 | } | |
58 | return 0; | |
59 | } | |
60 | ||
61 | ||
62 | #define TEST_FUNCTION do_test () | |
63 | #include "../test-skeleton.c" |