runtime/kurifilter-plugins/localdomain/klocaldomainurifilterhelper.c

   1 /*
   2     kshorturifilterhelper.cpp
   3
   4     This file is part of the KDE project
   5     Copyright (C) 2002 Lubos Lunak <llunak@suse.cz>
   6
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 /* Helper for localdomainurifilter for finding out if a host exist */
  22
  23 #ifndef NULL
  24 #define NULL 0
  25 #endif
  26
  27 #include <netdb.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30
  31 int main( int argc, char* argv[] )
  32 {
  33     struct hostent* ent;
  34
  35     if( argc != 2 )
  36       return 2;
  37
  38     ent = gethostbyname( argv[ 1 ] );
  39     if (ent)
  40     {
  41         int i;
  42         int found = 0;
  43         /* try to find the same fully qualified name first */
  44         for( i = 0;
  45              ent->h_aliases[ i ] != NULL;
  46              ++i )
  47         {
  48             if( strncmp( argv[ 1 ], ent->h_aliases[ i ], strlen( argv[ 1 ] )) == 0 )
  49             {
  50                 found = 1;
  51                 fputs( ent->h_aliases[ i ], stdout );
  52                 break;
  53             }
  54         }
  55         if( !found )
  56             fputs( ent->h_name, stdout );
  57     }
  58
  59     return (ent != NULL || h_errno == NO_ADDRESS) ? 0 : 1;
  60 }