1 /* $NetBSD: inttostr.c,v 1.1.1.1 2016/01/13 03:15:30 christos Exp $ */ 2 3 /* inttostr.c -- convert integers to printable strings 4 5 Copyright (C) 2001 Free Software Foundation, Inc. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2, or (at your option) 10 any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software Foundation, 19 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 20 21 /* Written by Paul Eggert */ 22 23 #include "inttostr.h" 24 25 /* Convert I to a printable string in BUF, which must be at least 26 INT_BUFSIZE_BOUND (INTTYPE) bytes long. Return the address of the 27 printable string, which need not start at BUF. */ 28 29 char * 30 inttostr (inttype i, char *buf) 31 { 32 char *p = buf + INT_STRLEN_BOUND (inttype); 33 *p = 0; 34 35 if (i < 0) 36 { 37 do 38 *--p = '0' - i % 10; 39 while ((i /= 10) != 0); 40 41 *--p = '-'; 42 } 43 else 44 { 45 do 46 *--p = '0' + i % 10; 47 while ((i /= 10) != 0); 48 } 49 50 return p; 51 } 52