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glibc  2.9
unload.c
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00001 /* Tests for non-unloading of libpthread.
00002    Copyright (C) 2000, 2002 Free Software Foundation, Inc.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public License as
00007    published by the Free Software Foundation; either version 2.1 of the
00008    License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; see the file COPYING.LIB.  If not,
00017    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00018    Boston, MA 02111-1307, USA.  */
00019 
00020 #include <dlfcn.h>
00021 #include <stdio.h>
00022 #include <stdlib.h>
00023 #include <gnu/lib-names.h>
00024 
00025 int
00026 main (void)
00027 {
00028   void *p = dlopen (PREFIX LIBPTHREAD_SO, RTLD_LAZY);
00029 
00030   if (p == NULL)
00031     {
00032       printf ("failed to load %s: %s\n", LIBPTHREAD_SO, dlerror ());
00033       exit (1);
00034     }
00035 
00036   if (dlclose (p) != 0)
00037     {
00038       printf ("dlclose (%s) failed: %s\n", LIBPTHREAD_SO, dlerror ());
00039       exit (1);
00040     }
00041 
00042   puts ("seems to work");
00043 
00044   exit (0);
00045 }