libio: Disable vtable validation for pre-2.1 interposed handles [BZ #25203]

[thirdparty/glibc.git] / nptl / tst-signal7.c

/* Copyright (C) 2005-2017 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Ulrich Drepper <drepper@redhat.com>, 2005.

   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 <pthreadP.h>
#include <signal.h>
#include <stdio.h>


static int
do_test (void)
{
  int result = 0;

#ifdef SIGCANCEL
  errno = 0;
  if (sigaction (SIGCANCEL, NULL, NULL) == 0)
    {
      puts ("sigaction(SIGCANCEL) did not fail");
      result = 1;
    }
  else if (errno != EINVAL)
    {
      puts ("sigaction(SIGCANCEL) did not set errno to EINVAL");
      result = 1;
    }
#endif

#ifdef SIGSETXID
  errno = 0;
  if (sigaction (SIGSETXID, NULL, NULL) == 0)
    {
      puts ("sigaction(SIGSETXID) did not fail");
      result = 1;
    }
  else if (errno != EINVAL)
    {
      puts ("sigaction(SIGSETXID) did not set errno to EINVAL");
      result = 1;
    }
#endif

  return result;
}

#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"