1 /* putnum.c -- put a hex number on the output device.
2  *
3  * Copyright (c) 2002 Red Hat, Inc
4  *
5  * The authors hereby grant permission to use, copy, modify, distribute,
6  * and license this software and its documentation for any purpose, provided
7  * that existing copyright notices are retained in all copies and that this
8  * notice is included verbatim in any distributions. No written agreement,
9  * license, or royalty fee is required for any of the authorized uses.
10  * Modifications to this software may be copyrighted by their authors
11  * and need not follow the licensing terms described here, provided that
12  * the new terms are clearly indicated on the first page of each file where
13  * they apply.
14  */
15 #include "glue.h"
16 
17 /*
18  * putnum -- print a 32 bit number in hex
19  */
20 void
21 _DEFUN (_putnum, (num),
22 	unsigned int num)
23 {
24   char  buf[9];
25   int   cnt;
26   char  *ptr;
27   int   digit;
28 
29   ptr = buf;
30   for (cnt = 7 ; cnt >= 0 ; cnt--) {
31     digit = (num >> (cnt * 4)) & 0xf;
32 
33     if (digit <= 9)
34       *ptr++ = (char) ('0' + digit);
35     else
36       *ptr++ = (char) ('a' - 10 + digit);
37   }
38 
39   *ptr = (char) 0;
40   print (buf);
41 }
42