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/* Copyright 2023-2024 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <dlfcn.h>
#include <stdlib.h>
void
breakpt (void)
{
/* Nothing. */
}
volatile int global_counter = 0;
volatile int call_count = 1;
int
main (void)
{
void *handle;
void (*func)(int);
/* Some filler work so that we don't initially stop on the breakpt call
below. */
++global_counter;
breakpt (); /* Break before open. */
/* Now load the shared library. */
handle = dlopen (SHLIB_NAME, RTLD_LAZY);
if (handle == NULL)
abort ();
breakpt (); /* Break after open. */
/* Find the function symbol. */
func = (void (*)(int)) dlsym (handle, "foo");
for (; call_count > 0; --call_count)
{
/* Call the library function. */
func (1);
}
breakpt (); /* Break before close. */
/* Unload the shared library. */
if (dlclose (handle) != 0)
abort ();
breakpt (); /* Break after close. */
return 0;
}
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