/* Copyright (C) 2002-2018 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 <pthread.h>

#include <stdio.h>

#include <stdlib.h>

#include <unistd.h>

#include <sys/wait.h>

static int val;

static void

prepare1 (void)

{

  val *= 2;

}

static void

prepare2 (void)

{

  ++val;

}

static void

parent1 (void)

{

  val += 4;

}

static void

parent2 (void)

{

  val *= 4;

}

static void

child1 (void)

{

  val += 8;

}

static void

child2 (void)

{

  val *= 8;

}

static int

do_test (void)

{

  pid_t pid;

  int status = 0;

  if (pthread_atfork (prepare1, parent1, child1) != 0)

    {

      puts ("1st atfork failed");

      exit (1);

    }

  if (pthread_atfork (prepare2, parent2, child2) != 0)

    {

      puts ("2nd atfork failed");

      exit (1);

    }

  pid = fork ();

  if (pid == -1)

    {

      puts ("fork failed");

      exit (1);

    }

  if (pid != 0)

    {

      /* Parent.  */

      if (val != 24)

	{

	  printf ("expected val=%d, got %d\n", 24, val);

	  exit (1);

	}

      if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid)

	{

	  puts ("waitpid failed");

	  exit (1);

	}

    }

  else

    {

      /* Child.  */

      if (val != 80)

	{

	  printf ("expected val=%d, got %d\n", 80, val);

	  exit (2);

	}

    }

  return status;

}

#define TEST_FUNCTION do_test ()

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