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42 lines
1.1 KiB
Perl
42 lines
1.1 KiB
Perl
#!env perl
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# The contents of this file are subject to the Mozilla Public
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# License Version 1.1 (the "License"); you may not use this file
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# except in compliance with the License. You may obtain a copy of
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# the License at http://www.mozilla.org/MPL/
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# The Initial Developer of the Original Code is Netscape
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# Communications Corporation. Portions created by Netscape are
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# Copyright (C) 2002 Netscape Communications Corporation. All
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# Rights Reserved.
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use File::Spec::Unix;
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use strict;
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print "Usage: $0 dest_path start_path\n" if ($#ARGV+1 != 2);
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my $finish = my_canonpath(shift);
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my $start = my_canonpath(shift);
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my $res = File::Spec::Unix->abs2rel($finish, $start);
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#print STDERR "abs2rel($finish,$start) = $res\n";
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print "$res\n";
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sub my_canonpath($) {
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my ($file) = @_;
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my (@inlist, @outlist, $dir);
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# Do what File::Spec::Unix->no_upwards should do
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my @inlist = split(/\//, File::Spec::Unix->canonpath($file));
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foreach $dir (@inlist) {
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if ($dir eq '..') {
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pop @outlist;
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} else {
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push @outlist, $dir;
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}
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}
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$file = join '/',@outlist;
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return $file;
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}
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