| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 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 | |
| 4 | Copyright (C) 2013-2016 Free Software Foundation, Inc. |
| 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" |