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

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@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 <errno.h>

#include <pthread.h>

#include <signal.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include <sys/mman.h>

#include <sys/wait.h>

static sigset_t ss;

static void *

tf (void *arg)

{

  sigset_t ss2;

  if (pthread_sigmask (SIG_SETMASK, NULL, &ss2) != 0)

    {

      puts ("child: sigmask failed");

      exit (1);

    }

  int i;

  for (i = 1; i < 32; ++i)

    if (sigismember (&ss, i) && ! sigismember (&ss2, i))

      {

	printf ("signal %d set in parent mask, but not in child\n", i);

	exit (1);

      }

    else if (! sigismember (&ss, i) && sigismember (&ss2, i))

      {

	printf ("signal %d set in child mask, but not in parent\n", i);

	exit (1);

      }

  return NULL;

}

static int

do_test (void)

{

  sigemptyset (&ss);

  sigaddset (&ss, SIGUSR1);

  if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)

    {

      puts ("1st sigmask failed");

      exit (1);

    }

  pthread_t th;

  if (pthread_create (&th, NULL, tf, NULL) != 0)

    {

      puts ("1st create failed");

      exit (1);

    }

  void *r;

  if (pthread_join (th, &r) != 0)

    {

      puts ("1st join failed");

      exit (1);

    }

  sigemptyset (&ss);

  sigaddset (&ss, SIGUSR2);

  sigaddset (&ss, SIGFPE);

  if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0)

    {

      puts ("2nd sigmask failed");

      exit (1);

    }

  if (pthread_create (&th, NULL, tf, NULL) != 0)

    {

      puts ("2nd create failed");

      exit (1);

    }

  if (pthread_join (th, &r) != 0)

    {

      puts ("2nd join failed");

      exit (1);

    }

  return 0;

}

#define TEST_FUNCTION do_test ()

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