/* Copyright (C) 2004-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.

   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 <pthread.h>

#include <stdio.h>

#include <stdlib.h>

#include <time.h>

static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;

static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER;

static int

do_test (void)

{

  int result = 0;

  struct timespec ts;

  if (clock_gettime (CLOCK_REALTIME, &ts) != 0)

    {

      puts ("clock_gettime failed");

      return 1;

    }

  ts.tv_nsec = -1;

  int e = pthread_cond_timedwait (&cond, &mut, &ts);

  if (e == 0)

    {

      puts ("first cond_timedwait did not fail");

      result = 1;

    }

  else if (e != EINVAL)

    {

      puts ("first cond_timedwait did not return EINVAL");

      result = 1;

    }

  ts.tv_nsec = 2000000000;

  e = pthread_cond_timedwait (&cond, &mut, &ts);

  if (e == 0)

    {

      puts ("second cond_timedwait did not fail");

      result = 1;

    }

  else if (e != EINVAL)

    {

      puts ("second cond_timedwait did not return EINVAL");

      result = 1;

    }

  return result;

}

#define TEST_FUNCTION do_test ()

#include "../test-skeleton.c"