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46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
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/* Test for sched_rr_get_interval
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Copyright (C) 2021 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 <time.h>
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#include <sched.h>
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#include <support/check.h>
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static int
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do_test (void)
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{
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struct timespec ts[2] = { { -1, -1 }, { -1, -1 } };
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const struct sched_param param = {
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.sched_priority = sched_get_priority_max (SCHED_RR) - 10,
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};
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int result = sched_setscheduler (0, SCHED_RR, ¶m);
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if (result != 0)
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FAIL_UNSUPPORTED ("sched_setscheduler error: %m\n");
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TEST_COMPARE (sched_rr_get_interval (0, ts), 0);
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/* Check if returned time values are correct. */
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TEST_VERIFY (ts[0].tv_sec >= 0);
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TEST_VERIFY (ts[0].tv_nsec >= 0 && ts[0].tv_nsec < 1000000000);
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TEST_VERIFY (ts[1].tv_sec == -1 && ts[1].tv_nsec == -1);
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return 0;
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}
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#include <support/test-driver.c>
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