/* 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>

static int

do_test (void)

{

  sigset_t ss;

  sigemptyset (&ss);

  int i;

  for (i = 0; i < 10000; ++i)

    {

      long int r = random ();

      if (r != SIG_BLOCK && r != SIG_SETMASK && r != SIG_UNBLOCK)

	{

	  int e = pthread_sigmask (r, &ss, NULL);

	  if (e == 0)

	    {

	      printf ("pthread_sigmask succeeded for how = %ld\n", r);

	      exit (1);

	    }

	  if (e != EINVAL)

	    {

	      puts ("pthread_sigmask didn't return EINVAL");

	      exit (1);

	    }

	}

    }

  return 0;

}

#define TEST_FUNCTION do_test ()

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