/* digits.c                                                             */
#include <math.h>
#include "ransurf.h"

int Digits(double Double, int MaxSig)
{
    int I, Round;
    double Check, RD, Right;

    G_debug(2, "SigDigits");

    I = 0;
    Double += 1.0;
    while (I < MaxSig) {
        Check = Double * pow(10.0, 1.0 * I);
        Round = (int)Check;
        RD = Round;
        Right = fabs(RD - Check);
        if (Right == 0.0)
            return (I);
        I++;
    }

    return (MaxSig);
}
