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- /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
- 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
- <http://www.gnu.org/licenses/>. */
- #include <errno.h>
- #include <semaphore.h>
- #include <stdio.h>
- #include <time.h>
- #include <unistd.h>
- #include <sys/time.h>
- static int
- do_test (void)
- {
- sem_t s;
- struct timespec ts;
- struct timeval tv;
- if (sem_init (&s, 0, 1) == -1)
- {
- puts ("sem_init failed");
- return 1;
- }
- if (TEMP_FAILURE_RETRY (sem_wait (&s)) == -1)
- {
- puts ("sem_wait failed");
- return 1;
- }
- if (gettimeofday (&tv, NULL) != 0)
- {
- puts ("gettimeofday failed");
- return 1;
- }
- TIMEVAL_TO_TIMESPEC (&tv, &ts);
- /* We wait for half a second. */
- ts.tv_nsec += 500000000;
- if (ts.tv_nsec >= 1000000000)
- {
- ++ts.tv_sec;
- ts.tv_nsec -= 1000000000;
- }
- errno = 0;
- if (TEMP_FAILURE_RETRY (sem_timedwait (&s, &ts)) != -1)
- {
- puts ("sem_timedwait succeeded");
- return 1;
- }
- if (errno != ETIMEDOUT)
- {
- printf ("sem_timedwait return errno = %d instead of ETIMEDOUT\n",
- errno);
- return 1;
- }
- return 0;
- }
- #define TEST_FUNCTION do_test ()
- #include "../test-skeleton.c"
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