itoa.cpp

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/*
Implements the itoa function for Linux as it lacks it's own
Check itoa.h for more detailed usage information
*/
static char *_itoa(unsigned i, char *a, unsigned r)
{
        if (i/r > 0) a = _itoa(i/r,a,r);
        *a =
"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"[i%r];
        return a+1;
}

char *itoa(int i, char *a, int r)
{
        r = ((r < 2) || (r > 36)) ? 10 : r;
        if (i < 0)
        {
                *a = '-';
                *_itoa(-i,a+1,r) = 0;
        }
        else *_itoa(i,a,r) = 0;
        return a;
}

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