mirror of git://sourceware.org/git/glibc.git
60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/* Check if invalid pthread_attr_getaffinity_np does not run any code
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in the thread function.
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Copyright (C) 2021-2024 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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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <support/check.h>
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#include <support/xunistd.h>
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#include <support/xthread.h>
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#include <stdlib.h>
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static void *
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thr_func (void *arg)
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{
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abort ();
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return NULL;
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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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int max_cpu = xsysconf (_SC_NPROCESSORS_CONF) + 1;
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/* Set a affinity mask with an invalid CPU. */
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cpu_set_t *cpuset = CPU_ALLOC (max_cpu);
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TEST_VERIFY_EXIT (cpuset != NULL);
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size_t cpusetsize = CPU_ALLOC_SIZE (max_cpu);
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CPU_ZERO_S (cpusetsize, cpuset);
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CPU_SET_S (max_cpu, cpusetsize, cpuset);
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/* Check if the affinity mask does trigger an error. */
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TEST_COMPARE (sched_setaffinity (0, cpusetsize, cpuset), -1);
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TEST_COMPARE (errno, EINVAL);
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pthread_attr_t attr;
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xpthread_attr_init (&attr);
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xpthread_attr_setaffinity_np (&attr, cpusetsize, cpuset);
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pthread_t thr;
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TEST_COMPARE (pthread_create (&thr, &attr, thr_func, NULL), EINVAL);
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xpthread_attr_destroy (&attr);
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return 0;
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}
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#include <support/test-driver.c>
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