Subversion Repositories openrisc_me

/* putnum.c -- put a hex number on the output device.

 *

 * Copyright (c) 2008 Anthony Green

 *

 * The authors hereby grant permission to use, copy, modify, distribute,

 * and license this software and its documentation for any purpose, provided

 * that existing copyright notices are retained in all copies and that this

 * notice is included verbatim in any distributions. No written agreement,

 * license, or royalty fee is required for any of the authorized uses.

 * Modifications to this software may be copyrighted by their authors

 * and need not follow the licensing terms described here, provided that

 * the new terms are clearly indicated on the first page of each file where

 * they apply.

 */

#include "glue.h"

/*

 * putnum -- print a 32 bit number in hex

 */

void

_DEFUN (_putnum, (num),

        unsigned int num)

{

  char  buf[9];

  int   cnt;

  char  *ptr;

  int   digit;

  ptr = buf;

  for (cnt = 7 ; cnt >= 0 ; cnt--) {

    digit = (num >> (cnt * 4)) & 0xf;

    if (digit <= 9)

      *ptr++ = (char) ('0' + digit);

    else

      *ptr++ = (char) ('a' - 10 + digit);

  }

  *ptr = (char) 0;

  print (buf);

}