-#!/usr/bin/perl -w
+#!./perl -w
+# this script must be run by the current perl to get perl's version right
use strict;
use warnings;
use lib "Porting";
+use File::Basename qw( dirname );
+
my $file = "META.yml";
die "$0: will not override $file, delete it first.\n" if -e $file;
my @files = map { get_module_files($_) } @CPAN;
my @dirs = grep { -d $_ } map { get_module_pat($_) } @CPAN;
-my $files = join '', map { " - $_\n" } sort { lc $a cmp lc $b } @files;
+my %dirs;
+@dirs{@dirs} = ();
+
+my $files = join '', map { " - $_\n" }
+ grep {
+ my $d = $_;
+ while(($d = dirname($d)) ne "."){
+ last if exists $dirs{$d};
+ }
+
+ # if $d is "." it means we tried every parent dir of the file and none
+ # of them were in the private list
+
+ $d eq ".";
+ }
+ sort { lc $a cmp lc $b } @files;
+
my $dirs = join '', map { " - $_\n" } sort { lc $a cmp lc $b } @dirs;
open my $fh, ">$file" or die "Can't open $file: $!";