mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 05:20:06 +00:00
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/* Copyright (C) 2001 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/>. */
|
|
|
|
#include <dlfcn.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
extern void *__dso_handle __attribute__ ((__weak__));
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
const char fname[] = "modcxaatexit.so";
|
|
void *h;
|
|
void (*fp) (void *);
|
|
int v = 0;
|
|
|
|
if (&__dso_handle == NULL)
|
|
{
|
|
puts ("__dso_handle not available, cannot perform the test");
|
|
exit (0);
|
|
}
|
|
|
|
h = dlopen (fname, RTLD_LAZY);
|
|
if (h == NULL)
|
|
{
|
|
printf ("cannot open \"%s\": %s\n", fname, dlerror ());
|
|
exit (1);
|
|
}
|
|
|
|
fp = dlsym (h, "bar");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("cannot find \"bar\": %s\n", dlerror ());
|
|
exit (1);
|
|
}
|
|
|
|
fp (&v);
|
|
|
|
if (dlclose (h) != 0)
|
|
{
|
|
printf ("cannot close \"%s\": %s\n", fname, dlerror ());
|
|
exit (1);
|
|
}
|
|
|
|
if (v != 1)
|
|
{
|
|
puts ("module unload didn't change `v'");
|
|
exit (1);
|
|
}
|
|
|
|
puts ("finishing now");
|
|
|
|
return 0;
|
|
}
|