lib/config/read_list.cc
changeset 0 6f7a81934006
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     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 "configrc.h"
       
    19 
       
    20 strlist configuration::read_list(const mystring& file,
       
    21 				 const strlist& def,
       
    22 				 config_cache<strlist>& cache) const
       
    23 {
       
    24   if(!cache.value) {
       
    25     strlist result;
       
    26     const configuration* node = this;
       
    27     while(node)
       
    28       if(result.read(node->directory + "/" + file))
       
    29 	break;
       
    30       else
       
    31 	node = node->parent;
       
    32     if(!node)
       
    33       result = def;
       
    34     cache.value = new strlist(result);
       
    35   }
       
    36   return *cache.value;
       
    37 }