/* Copyright (C) 2003-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.

   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 <dlfcn.h>

#include <errno.h>

#include <pthread.h>

#include <stdint.h>

#include <stdio.h>

#include <stdlib.h>

#include <unistd.h>

#define N 3

void (*test1) (void), (*test2) (void);

pthread_barrier_t b2, b3;

static void *

tf (void *arg)

{

  int i;

  for (i = 0; i <= (uintptr_t) arg; ++i)

    {

      int r = pthread_barrier_wait (&b3;;

      if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)

	{

	  puts ("tf: barrier_wait failed");

	  exit (1);

	}

    }

  test1 ();

  for (i = 0; i < 3; ++i)

    {

      int r = pthread_barrier_wait (&b3;;

      if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)

	{

	  puts ("tf: barrier_wait failed");

	  exit (1);

	}

    }

  test2 ();

  for (i = 0; i < 3 - (uintptr_t) arg; ++i)

    {

      int r = pthread_barrier_wait (&b3;;

      if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)

	{

	  puts ("tf: barrier_wait failed");

	  exit (1);

	}

    }

  return NULL;

}

static void *

tf2 (void *arg)

{

  int r = pthread_barrier_wait (&b2;;

  if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)

    {

      puts ("tf2: barrier_wait failed");

      exit (1);

    }

  int i;

  for (i = 0; i < N; ++i)

    tf (arg);

  return NULL;

}

int

do_test (void)

{

  pthread_t th[2];

  const char *modules[N]

    = { "tst-tls4moda.so", "tst-tls4moda.so", "tst-tls4modb.so" };

  if (pthread_barrier_init (&b2, NULL, 2) != 0)

    {

      puts ("barrier_init failed");

      return 1;

    }

  if (pthread_barrier_init (&b3, NULL, 3) != 0)

    {

      puts ("barrier_init failed");

      return 1;

    }

  if (pthread_create (&th[0], NULL, tf2, (void *) (uintptr_t) 1))

    {

      puts ("pthread_create failed");

      return 1;

    }

  int r = pthread_barrier_wait (&b2;;

  if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)

    {

      puts ("barrier_wait failed");

      return 1;

    }

  int i;

  for (i = 0; i < N; ++i)

    {

      void *h = dlopen (modules[i], RTLD_LAZY);

      if (h == NULL)

	{

	  printf ("dlopen failed %s\n", dlerror ());

	  return 1;

	}

      test1 = dlsym (h, "test1");

      if (test1 == NULL)

	{

	  printf ("dlsym for test1 failed %s\n", dlerror ());

	  return 1;

	}

      test2 = dlsym (h, "test2");

      if (test2 == NULL)

	{

	  printf ("dlsym for test2 failed %s\n", dlerror ());

	  return 1;

	}

      if (pthread_create (&th[1], NULL, tf, (void *) (uintptr_t) 2))

	{

	  puts ("pthread_create failed");

	  return 1;

	}

      tf ((void *) (uintptr_t) 0);

      if (pthread_join (th[1], NULL) != 0)

	{

	  puts ("join failed");

	  return 1;

	}

      if (dlclose (h))

	{

	  puts ("dlclose failed");

	  return 1;

	}

      printf ("test %d with %s succeeded\n", i, modules[i]);

    }

  if (pthread_join (th[0], NULL) != 0)

    {

      puts ("join failed");

      return 1;

    }

  return 0;

}

#define TIMEOUT 5

#define TEST_FUNCTION do_test ()

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