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75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/* pthread_timedjoin_np, pthread_clockjoin_np NULL timeout test.
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Copyright (C) 2019-2020 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 <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/time.h>
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#include <support/check.h>
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#include <support/timespec.h>
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#include <support/xthread.h>
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#include <support/xtime.h>
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#define CLOCK_USE_TIMEDJOIN (-1)
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static void *
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tf (void *arg)
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{
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struct timespec ts = make_timespec(0, 100000);
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nanosleep(&ts, NULL);
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return (void *) 42l;
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}
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/* Check that pthread_timedjoin_np and pthread_clockjoin_np wait "forever" if
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* passed a timeout parameter of NULL. We can't actually wait forever, but we
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* can be sure that we did at least wait for some time by checking the exit
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* status of the thread. */
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static int
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do_test_clock (clockid_t clockid)
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{
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pthread_t th = xpthread_create (NULL, tf, NULL);
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void *status;
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int val = (clockid == CLOCK_USE_TIMEDJOIN)
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? pthread_timedjoin_np (th, &status, NULL)
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: pthread_clockjoin_np (th, &status, clockid, NULL);
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TEST_COMPARE (val, 0);
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if (status != (void *) 42l)
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FAIL_EXIT1 ("return value %p, expected %p\n", status, (void *) 42l);
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return 0;
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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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do_test_clock (CLOCK_USE_TIMEDJOIN);
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do_test_clock (CLOCK_REALTIME);
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do_test_clock (CLOCK_MONOTONIC);
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return 0;
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}
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#include <support/test-driver.c>
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