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/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
 * See: http://wiki.inspircd.org/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include "inspircd.h"
#include "dynamic.h"
#ifndef WIN32
#include <dlfcn.h>
#endif

DLLManager::DLLManager(const char *fname)
{
	if (!strstr(fname,".so"))
	{
		err = "This doesn't look like a module file to me...";
		h = NULL;
		return;
	}

	h = dlopen(fname, RTLD_NOW|RTLD_LOCAL);
	if (!h)
	{
		err = dlerror();
	}
}

DLLManager::~DLLManager()
{
	/* close the library */
	if (h)
		dlclose(h);
}

union init_t {
	void* vptr;
	Module* (*fptr)();
};

Module* DLLManager::callInit()
{
	if (!h)
		return NULL;

	init_t initfn;
	initfn.vptr = dlsym(h, MODULE_INIT_STR);
	if (!initfn.vptr)
	{
		err = dlerror();
		return NULL;
	}

	return (*initfn.fptr)();
}