linuxthreads/unload.c

   1 /* Tests for non-unloading of libpthread.
   2    Copyright (C) 2000, 2002 Free Software Foundation, Inc.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #include <dlfcn.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <gnu/lib-names.h>
  24
  25 int
  26 main (void)
  27 {
  28   void *p = dlopen (PREFIX LIBPTHREAD_SO, RTLD_LAZY);
  29
  30   if (p == NULL)
  31     {
  32       printf ("failed to load %s: %s\n", LIBPTHREAD_SO, dlerror ());
  33       exit (1);
  34     }
  35
  36   if (dlclose (p) != 0)
  37     {
  38       printf ("dlclose (%s) failed: %s\n", LIBPTHREAD_SO, dlerror ());
  39       exit (1);
  40     }
  41
  42   puts ("seems to work");
  43
  44   exit (0);
  45 }