package Net::DNS::Resolver::UNIX;
#
# $Id: UNIX.pm 482 2005-09-02 13:34:33Z olaf $
#
use strict;
use vars qw(@ISA $VERSION);
use Net::DNS::Resolver::Base ();
@ISA = qw(Net::DNS::Resolver::Base);
$VERSION = (qw$LastChangedRevision: 482 $)[1];
my $resolv_conf = '/etc/resolv.conf';
my $dotfile = '.resolv.conf';
my @config_path;
push(@config_path, $ENV{'HOME'}) if exists $ENV{'HOME'};
push(@config_path, '.');
sub init {
my ($class) = @_;
$class->read_config_file($resolv_conf) if -f $resolv_conf && -r _;
foreach my $dir (@config_path) {
my $file = "$dir/$dotfile";
$class->read_config_file($file) if -f $file && -r _ && -o _;
}
$class->read_env;
my $defaults = $class->defaults;
if (!$defaults->{'domain'} && @{$defaults->{'searchlist'}}) {
$defaults->{'domain'} = $defaults->{'searchlist'}[0];
} elsif (!@{$defaults->{'searchlist'}} && $defaults->{'domain'}) {
$defaults->{'searchlist'} = [ $defaults->{'domain'} ];
}
}
1;
__END__
=head1 NAME
Net::DNS::Resolver::UNIX - UNIX Resolver Class
=head1 SYNOPSIS
use Net::DNS::Resolver;
=head1 DESCRIPTION
This class implements the UNIX specific portions of C<Net::DNS::Resolver>.
No user serviceable parts inside, see L<Net::DNS::Resolver|Net::DNS::Resolver>
for all your resolving needs.
=head1 COPYRIGHT
Copyright (c) 1997-2002 Michael Fuhr.
Portions Copyright (c) 2002-2004 Chris Reinhardt.
All rights reserved. This program is free software; you may redistribute
it and/or modify it under the same terms as Perl itself.
=head1 SEE ALSO
L<perl(1)>, L<Net::DNS>, L<Net::DNS::Resolver>
=cut
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