1 #!/usr/bin/env perl
2 
3 @_ = <>;
4 my $root = $ENV{'PLAN9'};
5 my $html = join("", @_);
6 $html =~ s;$root/;XXX$root/;g;
7 $newhtml = "";
8 while($html =~ /XXX($root\/([a-zA-Z0-9_.\/]|&#8722;)*[a-zA-Z0-9_\/])/){
9 	($a, $b, $c) = ($`, $1, $');
10 	$b =~ s/&#8722;/-/g;
11 	$l = $b;
12 	while(! -e $l){
13 		if($l =~ /(.*\/)(.+)/){
14 			$l = $1;
15 		}else{
16 			last;
17 		}
18 	}
19 	$bb = substr($b, length($l));
20 	$b = $l;
21 	$b =~ s/-/\&#8722;/g;
22 	$bb =~ s/-/\&#8722;/g;
23 	$newhtml .= "$a<a href=\"$l\">$b</a>$bb";
24 	$html = $c;
25 }
26 $newhtml .= $html;
27 print $newhtml;