1  /* Copyright (C) 2003-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <dlfcn.h>
      19  #include <stdio.h>
      20  #include <stdlib.h>
      21  
      22  static int
      23  do_test (void)
      24  {
      25    static const char modname[] = "tst-alignmod.so";
      26    int result = 0;
      27    void (*fp) (int *);
      28    void *h;
      29  
      30    h = dlopen (modname, RTLD_LAZY);
      31    if (h == NULL)
      32      {
      33        printf ("cannot open '%s': %s\n", modname, dlerror ());
      34        exit (1);
      35      }
      36  
      37    fp = dlsym (h, "in_dso");
      38    if (fp == NULL)
      39      {
      40        printf ("cannot get symbol 'in_dso': %s\n", dlerror ());
      41        exit (1);
      42      }
      43  
      44    fp (&result);
      45  
      46    dlclose (h);
      47  
      48    return result;
      49  }
      50  
      51  #include <support/test-driver.c>