1 // Copyright (C) 1999,2000 Bruce Guenter <bruceg@em.ca>

     2 //

     3 // This program is free software; you can redistribute it and/or modify

     4 // it under the terms of the GNU General Public License as published by

     5 // the Free Software Foundation; either version 2 of the License, or

     6 // (at your option) any later version.

     7 //

     8 // This program is distributed in the hope that it will be useful,

     9 // but WITHOUT ANY WARRANTY; without even the implied warranty of

    10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    11 // GNU General Public License for more details.

    12 //

    13 // You should have received a copy of the GNU General Public License

    14 // along with this program; if not, write to the Free Software

    15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    16 

    17 #include "itoa.h"

    18 

    19 const char* itoa(int val, int padding)

    20 {

    21   if(padding > 29)

    22     padding = 29;

    23   static char buf[30];

    24   char* ptr = buf+29;

    25   bool neg = (val < 0);

    26   if(neg) {

    27     val = -val;

    28     --padding;

    29   }

    30   *ptr-- = 0;

    31   do {

    32     *ptr-- = (val % 10) + '0';

    33     val /= 10;

    34     --padding;

    35   } while(val);

    36   for(; padding > 0; --padding)

    37     *ptr-- = '0';

    38   if(neg)

    39     *ptr-- = '-';

    40   return ++ptr;

    41 }