1 | /* Check if invalid pthread_attr_getaffinity_np does not run any code |
2 | in the thread function. |
3 | Copyright (C) 2021-2022 Free Software Foundation, Inc. |
4 | This file is part of the GNU C Library. |
5 | |
6 | The GNU C Library is free software; you can redistribute it and/or |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either |
9 | version 2.1 of the License, or (at your option) any later version. |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | Lesser General Public License for more details. |
15 | |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, see |
18 | <https://www.gnu.org/licenses/>. */ |
19 | |
20 | #include <errno.h> |
21 | #include <support/check.h> |
22 | #include <support/xunistd.h> |
23 | #include <support/xthread.h> |
24 | #include <stdlib.h> |
25 | |
26 | static void * |
27 | thr_func (void *arg) |
28 | { |
29 | abort (); |
30 | return NULL; |
31 | } |
32 | |
33 | static int |
34 | do_test (void) |
35 | { |
36 | int max_cpu = xsysconf (_SC_NPROCESSORS_CONF) + 1; |
37 | /* Set a affinity mask with an invalid CPU. */ |
38 | cpu_set_t *cpuset = CPU_ALLOC (max_cpu); |
39 | TEST_VERIFY_EXIT (cpuset != NULL); |
40 | size_t cpusetsize = CPU_ALLOC_SIZE (max_cpu); |
41 | CPU_ZERO_S (cpusetsize, cpuset); |
42 | CPU_SET_S (max_cpu, cpusetsize, cpuset); |
43 | |
44 | /* Check if the affinity mask does trigger an error. */ |
45 | TEST_COMPARE (sched_setaffinity (0, cpusetsize, cpuset), -1); |
46 | TEST_COMPARE (errno, EINVAL); |
47 | |
48 | pthread_attr_t attr; |
49 | xpthread_attr_init (attr: &attr); |
50 | xpthread_attr_setaffinity_np (attr: &attr, cpusetsize, cpuset); |
51 | |
52 | pthread_t thr; |
53 | TEST_COMPARE (pthread_create (&thr, &attr, thr_func, NULL), EINVAL); |
54 | xpthread_attr_destroy (attr: &attr); |
55 | |
56 | return 0; |
57 | } |
58 | |
59 | #include <support/test-driver.c> |
60 | |