/* Test case for BZ #16634.

   Verify that incorrectly dlopen()ing an executable without

   __RTLD_OPENEXEC does not cause assertion in ld.so.

   Copyright (C) 2014-2018 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/>.

   Note: this test currently only fails when glibc is configured with

   --enable-hardcoded-path-in-tests.  */

#include <assert.h>

#include <dlfcn.h>

#include <stdio.h>

#include <pthread.h>

__thread int x;

void *

fn (void *p)

{

  return p;

}

static int

do_test (int argc, char *argv[])

{

  int j;

  for (j = 0; j < 100; ++j)

    {

      pthread_t thr;

      void *p;

      int rc;

      p = dlopen (argv[0], RTLD_LAZY);

      if (p != NULL)

        {

          fprintf (stderr, "dlopen unexpectedly succeeded\n");

          return 1;

        }

      rc = pthread_create (&thr, NULL, fn, NULL);

      assert (rc == 0);

      rc = pthread_join (thr, NULL);

      assert (rc == 0);

    }

  return 0;

}

#define TEST_FUNCTION_ARGV do_test

#include <support/test-driver.c>