usr/src/sys/stand/printn.c

/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *      @(#)printn.c    7.1 (Berkeley) 2/5/88
 */

#include "param.h"

/*
 * Printn prints a number n in base b.
 * We don't use recursion to avoid deep kernel stacks.
 */
printn(n, b)
        u_long n;
        int b;
{
        register char *cp;
        char prbuf[11];

        if (b == 10 && (int)n < 0) {
                putchar('-');
                n = (unsigned)(-(int)n);
        }
        cp = prbuf;
        do {
                *cp++ = "0123456789abcdef"[n%b];
                n /= b;
        } while (n);
        do
                putchar(*--cp);
        while (cp > prbuf);
}