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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/* Compiz unity plugin
* unity.h
*
* Copyright (c) 2010-11 Canonical Ltd.
*
* 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.
*
* Authored By: Sam Spilsbury <sam.spilsbury@canonical.com>
*/
#include "GLFuncLoader.h"
#include <dlfcn.h>
unity::GLLoader::FuncPtr unity::GLLoader::getProcAddr(const std::string &name)
{
static void *dlhand = NULL;
FuncPtr funcPtr = NULL;
glGetError ();
if (!funcPtr)
{
if (!dlhand)
dlhand = dlopen ("libglfuncloader.so", RTLD_LAZY);
char *error = dlerror ();
if (dlhand)
{
dlerror ();
funcPtr = (FuncPtr) dlsym (dlhand, name.c_str ());
error = dlerror ();
if (error != NULL)
funcPtr = NULL;
}
}
return funcPtr;
}
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