1/* inttostr.c -- convert integers to printable strings
2
3   Copyright (C) 2001 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 2, or (at your option)
8   any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program; if not, write to the Free Software Foundation,
17   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
18
19/* Written by Paul Eggert */
20
21#include "inttostr.h"
22
23/* Convert I to a printable string in BUF, which must be at least
24   INT_BUFSIZE_BOUND (INTTYPE) bytes long.  Return the address of the
25   printable string, which need not start at BUF.  */
26
27char *
28inttostr (inttype i, char *buf)
29{
30  char *p = buf + INT_STRLEN_BOUND (inttype);
31  *p = 0;
32
33  if (i < 0)
34    {
35      do
36	*--p = '0' - i % 10;
37      while ((i /= 10) != 0);
38
39      *--p = '-';
40    }
41  else
42    {
43      do
44	*--p = '0' + i % 10;
45      while ((i /= 10) != 0);
46    }
47
48  return p;
49}
50