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 <config.h>

    18 #include <stdlib.h>

    19 #include <ctype.h>

    20 #include "configrc.h"

    21 #include "configio.h"

    22 #include "misc/strtou.h"

    23 

    24 unsigned configuration::read_uns(const mystring& file,

    25 				 unsigned def,

    26 				 config_cache<unsigned>& cache) const

    27 {

    28   if(!cache.value) {

    29     mystring tmp;

    30     unsigned result = 0;

    31     const configuration* node;

    32     for(node = this; node; node = node->parent) {

    33       if(config_read(node->directory, file, tmp)) {

    34 	const char* endptr;

    35 	result = strtou(tmp.c_str(), &endptr);

    36 	if(endptr > tmp.c_str())

    37 	  break;

    38       }

    39     }

    40     if(!node)

    41       result = def;

    42     cache.value = new unsigned(result);

    43   }

    44   return *cache.value;

    45 }