glibc/linuxthreads/unload.c

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/* Tests for non-unloading of libpthread.
Copyright (C) 2000 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <dlfcn.h>
#include <stdio.h>
#include <stdlib.h>
#include <gnu/lib-names.h>
int
main (void)
{
void *p = dlopen (PREFIX LIBPTHREAD_SO, RTLD_LAZY);
if (p == NULL)
{
puts ("failed to load " LIBPTHREAD_SO);
exit (1);
}
if (dlclose (p) != 0)
{
puts ("dlclose (" LIBPTHREAD_SO ") failed");
exit (1);
}
puts ("seems to work");
exit (0);
}