mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* Make sure that pthread_attr_getaffinity_np does not crash when the input
|
|
cpuset size is smaller than that in the attribute structure.
|
|
|
|
Copyright (C) 2013-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <pthread.h>
|
|
#include <stdio.h>
|
|
#include <sched.h>
|
|
#include <errno.h>
|
|
#include <sys/param.h>
|
|
|
|
|
|
#define RETURN_IF_FAIL(f, ...) \
|
|
({ \
|
|
int ret = f (__VA_ARGS__); \
|
|
if (ret != 0) \
|
|
{ \
|
|
printf ("%s:%d: %s returned %d (errno = %d)\n", __FILE__, __LINE__, \
|
|
#f, ret, errno); \
|
|
return ret; \
|
|
} \
|
|
})
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
for (int i = 0; i < 10; i++)
|
|
{
|
|
pthread_attr_t attr;
|
|
cpu_set_t *cpuset = CPU_ALLOC (512);
|
|
size_t cpusetsize = CPU_ALLOC_SIZE (512);
|
|
CPU_ZERO_S (cpusetsize, cpuset);
|
|
|
|
RETURN_IF_FAIL (pthread_attr_init, &attr);
|
|
RETURN_IF_FAIL (pthread_attr_setaffinity_np, &attr, cpusetsize, cpuset);
|
|
CPU_FREE (cpuset);
|
|
|
|
cpuset = CPU_ALLOC (1);
|
|
cpusetsize = CPU_ALLOC_SIZE (1);
|
|
RETURN_IF_FAIL (pthread_attr_getaffinity_np, &attr, cpusetsize, cpuset);
|
|
CPU_FREE (cpuset);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|