/* DEC	*DepreciateDoubleDeclining(depr,remval,book,salv, life,partial,time);
 *
 * ARGUMENT
 *	DEC	*depr, *remval,	*book, *salv, *partial;
 *	int	life, time;
 *
 * DESCRIPTION
 *	Calculate a specific year's depreciation and remaining depreciable
 *   value according to	double declining balance depreciation.
 *   The item has book value
 *   book, salvage value salv, and lifetime life (which	may include a partial
 *   period).  At year#	time, the depreciation and remaining value are
 *   computed and stored in depr and remval.  The first	year is	always
 *   the partial year.
 *
 * SIDE	EFFECTS
 *	depr and remval	are changed.
 *
 * RETURNS
 *	depr if	successful, otherwise GM_NULL.
 *
 * POSSIBLE ERRORS
 *	GM_NULLPOINTER
 *	GM_ARGVAL
 *
 * AUTHOR
 *  Jared Levy
 *   Copyright (C) 1988-1990 Greenleaf Software	Inc.  All rights reserved.
 *
 * MODIFICATIONS
 *
 *
 */

#include <stdio.h>
#include "gm.h"
#include "gmsystem.h"

DEC	*DepreciateDoubleDeclining(depr,remval,book,salv,life,partial,time)
DEC	*depr, *remval,	*book, *salv, *partial;
int	life, time;
{
	DEC	dth, *th=&dth, *p;

	_MacStart(GM_DPDDB);

	(void) ConvLongToDecimal(th, 200L);

	p = DepreciateDeclining(depr,remval,book,salv,th,life,partial,time);
	_MacRet(p);
}