div.c

来自「T-kernel 的extension源代码」· C语言 代码 · 共 39 行

/*
 *----------------------------------------------------------------------
 *    T-Kernel / Standard Extension
 *
 *    Copyright (C) 2006 by Ken Sakamura. All rights reserved.
 *    T-Kernel / Standard Extension is distributed 
 *      under the T-License for T-Kernel / Standard Extension.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2006/8/11.
 *
 *----------------------------------------------------------------------
 */

/*
 *	div.c (common)
 *
 *	Division library (ANSI compliant)
 */

#include <basic.h>
#include <stdlib.h>


/*
 * Integer division
 */
div_t div( int num, int den )
{
	div_t	d;
	d.quot = abs(num) / abs(den);
	if ( (num >= 0) != (den >= 0) ) {
		d.quot = -d.quot;
	}
	d.rem = num - (d.quot * den);
	return d;
}