#include <errno.h>

#include <semaphore.h>

#include <stdio.h>

#include <unistd.h>

#include <pthread.h>

#include <internaltypes.h>

static int

do_test (void)

{

  union

  {

    sem_t s;

    struct new_sem ns;

  } u;

  if (sem_init (&u.s, 0, 0) != 0)

    {

      puts ("sem_init failed");

      return 1;

    }

  struct timespec ts = { 0, 1000000001 };	/* Invalid.  */

  errno = 0;

  if (sem_timedwait (&u.s, &ts) >= 0)

    {

      puts ("sem_timedwait did not fail");

      return 1;

    }

  if (errno != EINVAL)

    {

      perror ("sem_timedwait did not fail with EINVAL");

      return 1;

    }

#if __HAVE_64B_ATOMICS

  unsigned int nwaiters = (u.ns.data >> SEM_NWAITERS_SHIFT);

#else

  unsigned int nwaiters = u.ns.nwaiters;

#endif

  if (nwaiters != 0)

    {

      printf ("sem_timedwait modified nwaiters: %d\n", nwaiters);

      return 1;

    }

  ts.tv_sec = /* Invalid.  */ -2;

  ts.tv_nsec = 0;

  errno = 0;

  if (sem_timedwait (&u.s, &ts) >= 0)

    {

      puts ("2nd sem_timedwait did not fail");

      return 1;

    }

  if (errno != ETIMEDOUT)

    {

      perror ("2nd sem_timedwait did not fail with ETIMEDOUT");

      return 1;

    }

#if __HAVE_64B_ATOMICS

  nwaiters = (u.ns.data >> SEM_NWAITERS_SHIFT);

#else

  nwaiters = u.ns.nwaiters;

#endif

  if (nwaiters != 0)

    {

      printf ("2nd sem_timedwait modified nwaiters: %d\n", nwaiters);

      return 1;

    }

  return 0;

}

#define TEST_FUNCTION do_test ()

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