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/* 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) 2013-2024 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"
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