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