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/* Support functionality for using dlopen/dlclose/dlsym.
Copyright (C) 2017-2018 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 <stddef.h>
#include <support/check.h>
#include <support/xdlfcn.h>
void *
xdlopen (const char *filename, int flags)
{
void *dso = dlopen (filename, flags);
if (dso == NULL)
FAIL_EXIT1 ("error: dlopen: %s\n", dlerror ());
/* Clear any errors. */
dlerror ();
return dso;
}
void *
xdlsym (void *handle, const char *symbol)
{
void *sym = dlsym (handle, symbol);
if (sym == NULL)
FAIL_EXIT1 ("error: dlsym: %s\n", dlerror ());
/* Clear any errors. */
dlerror ();
return sym;
}
void
xdlclose (void *handle)
{
if (dlclose (handle) != 0)
FAIL_EXIT1 ("error: dlclose: %s\n", dlerror ());
/* Clear any errors. */
dlerror ();
}
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