#!/bin/perl -w
 use strict;
 use XML::Parser;
 use XML::Encoding;
 use XML::UM;

 # we need to tell XML::UM where the encoding maps are
 $XML::UM::SLowMapper::ENCDIR="/usr/local/src/XML-Encoding-1.01/maps2/";

 my $encode; # the encoding function, created in the XMLDecl handler

 my $p= new XML::Parser( Handlers =>
                          { Start   => \&default,
                            End     => \&default,
                            XMLDecl => \&decl,
                            Default => \&default,
                          },
                       );
 $p->parsefile($ARGV[0]);
 exit;

 sub default
   { my $p= shift;
     print $encode->($p->recognized_string());
   }

 # get the encoding and create the encode function
 sub decl
   { my($p, $version, $encoding, $standalone)=@_;
     print "<?xml version=\"$version\" encoding=\"$encoding\"";
     print "standalone=\"$standalone\"" if( $standalone);
     print "?>\n";
     $encode= XML::UM::get_encode( Encoding => $encoding);
   }