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 "fdbuf.h"

    18 #include <limits.h>

    19 

    20 #define MAXSTRLEN ((sizeof(signed long)*CHAR_BIT)/3)

    21 

    22 fdobuf& fdobuf::operator<<(signed long i)

    23 {

    24   if(i == 0)

    25     return operator<<('0');

    26   if(i < 0) {

    27     operator<<('-');

    28     i = -i;

    29   }

    30   char buf[MAXSTRLEN+1];

    31   char* ptr = buf+MAXSTRLEN;

    32   *ptr-- = 0;

    33   while(i) {

    34     *ptr-- = i % 10 + '0';

    35     i /= 10;

    36   }

    37   return operator<<(ptr+1);

    38 }