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/*

 * zlibtclStubLib.c --

 *

 *	Stub object that will be statically linked into extensions that wish

 *	to access the ZLIBTCL API.

 *

 * Copyright (c) 2002 Andreas Kupries <andreas_kupries@users.sourceforge.net>

 * Copyright (c) 2002 Andreas Kupries <andreas_kupries@users.sourceforge.net>

 *

 * See the file "license.terms" for information on usage and redistribution

 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.

 *

 * RCS: @(#) $Id: zlibtclStubLib.c 274 2010-06-28 13:23:34Z nijtmans $

 */

#ifndef USE_TCL_STUBS

#define USE_TCL_STUBS

#endif


#include "zlibtcl.h"


const ZlibtclStubs *zlibtclStubsPtr;

/*

 *----------------------------------------------------------------------

 *

 * Zlibtcl_InitStubs --

 *

 *	Checks that the correct version of Blt is loaded and that it

 *	supports stubs. It then initialises the stub table pointers.

 *

 * Results:

 *	The actual version of BLT that satisfies the request, or

 *	NULL to indicate that an error occurred.

 *

 * Side effects:

 *	Sets the stub table pointers.

 *

 *----------------------------------------------------------------------

 */

#ifdef Zlibtcl_InitStubs

#undef Zlibtcl_InitStubs

#endif


MODULE_SCOPE const char *
Zlibtcl_InitStubs(
	Tcl_Interp *interp,
	const char *version,
	int exact
) {
	const char *result;
	void *data;

	result = Tcl_PkgRequireEx(interp, PACKAGE_NAME, (CONST84 char *) version, exact, &data);
	if (!result || !data) {
		return NULL;
	}

	zlibtclStubsPtr = data;
	return result;
}