/* Check compatibility of CET-enabled executable with dlopened legacy

   shared object.

   Copyright (C) 2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   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 <stdio.h>

#include <stdlib.h>

extern int in_dso_2 (void);

static int

do_test (void)

{

  static const char modname[] = "tst-cet-legacy-mod-1.so";

  int (*fp) (void);

  void *h;

  h = dlopen (modname, RTLD_LAZY);

  if (h == NULL)

    {

      printf ("cannot open '%s': %s\n", modname, dlerror ());

      exit (1);

    }

  fp = dlsym (h, "in_dso_1");

  if (fp == NULL)

    {

      printf ("cannot get symbol 'in_dso': %s\n", dlerror ());

      exit (1);

    }

  if (fp () != 0x1234678)

    {

      puts ("in_dso_1 () != 0x1234678");

      exit (1);

    }

  if (in_dso_2 () != 0xbadbeef)

    {

      puts ("in_dso_2 () != 0xbadbeef");

      exit (1);

    }

  dlclose (h);

  return 0;

}

#include <support/test-driver.c>