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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
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cpuset size is smaller than that in the attribute structure.
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Copyright (C) 2013-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <stdio.h>
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#include <sched.h>
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#include <errno.h>
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#include <sys/param.h>
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#define RETURN_IF_FAIL(f, ...) \
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({ \
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int ret = f (__VA_ARGS__); \
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if (ret != 0) \
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{ \
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printf ("%s:%d: %s returned %d (errno = %d)\n", __FILE__, __LINE__, \
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#f, ret, errno); \
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return ret; \
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} \
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})
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static int
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do_test (void)
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{
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for (int i = 0; i < 10; i++)
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{
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pthread_attr_t attr;
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cpu_set_t *cpuset = CPU_ALLOC (512);
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size_t cpusetsize = CPU_ALLOC_SIZE (512);
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CPU_ZERO_S (cpusetsize, cpuset);
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RETURN_IF_FAIL (pthread_attr_init, &attr);
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RETURN_IF_FAIL (pthread_attr_setaffinity_np, &attr, cpusetsize, cpuset);
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CPU_FREE (cpuset);
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cpuset = CPU_ALLOC (1);
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cpusetsize = CPU_ALLOC_SIZE (1);
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RETURN_IF_FAIL (pthread_attr_getaffinity_np, &attr, cpusetsize, cpuset);
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CPU_FREE (cpuset);
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}
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return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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