mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-26 14:22:01 +00:00
68 lines
2.3 KiB
Perl
68 lines
2.3 KiB
Perl
#!env perl
|
|
|
|
# ***** BEGIN LICENSE BLOCK *****
|
|
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
#
|
|
# The contents of this file are subject to the Mozilla Public License Version
|
|
# 1.1 (the "License"); you may not use this file except in compliance with
|
|
# the License. You may obtain a copy of the License at
|
|
# http://www.mozilla.org/MPL/
|
|
#
|
|
# Software distributed under the License is distributed on an "AS IS" basis,
|
|
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
# for the specific language governing rights and limitations under the
|
|
# License.
|
|
#
|
|
# The Original Code is mozilla.org Code.
|
|
#
|
|
# The Initial Developer of the Original Code is
|
|
# Netscape Communications Corporation.
|
|
# Portions created by the Initial Developer are Copyright (C) 2002
|
|
# the Initial Developer. All Rights Reserved.
|
|
#
|
|
# Contributor(s):
|
|
#
|
|
# Alternatively, the contents of this file may be used under the terms of
|
|
# either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
# in which case the provisions of the GPL or the LGPL are applicable instead
|
|
# of those above. If you wish to allow use of your version of this file only
|
|
# under the terms of either the GPL or the LGPL, and not to allow others to
|
|
# use your version of this file under the terms of the MPL, indicate your
|
|
# decision by deleting the provisions above and replace them with the notice
|
|
# and other provisions required by the GPL or the LGPL. If you do not delete
|
|
# the provisions above, a recipient may use your version of this file under
|
|
# the terms of any one of the MPL, the GPL or the LGPL.
|
|
#
|
|
# ***** END LICENSE BLOCK *****
|
|
|
|
use File::Spec::Unix;
|
|
use strict;
|
|
|
|
print "Usage: $0 dest_path start_path\n" if ($#ARGV+1 != 2);
|
|
my $finish = my_canonpath(shift);
|
|
my $start = my_canonpath(shift);
|
|
|
|
my $res = File::Spec::Unix->abs2rel($finish, $start);
|
|
|
|
#print STDERR "abs2rel($finish,$start) = $res\n";
|
|
print "$res\n";
|
|
|
|
sub my_canonpath($) {
|
|
my ($file) = @_;
|
|
my (@inlist, @outlist, $dir);
|
|
|
|
# Do what File::Spec::Unix->no_upwards should do
|
|
my @inlist = split(/\//, File::Spec::Unix->canonpath($file));
|
|
foreach $dir (@inlist) {
|
|
if ($dir eq '..') {
|
|
pop @outlist;
|
|
} else {
|
|
push @outlist, $dir;
|
|
}
|
|
}
|
|
$file = join '/',@outlist;
|
|
return $file;
|
|
}
|
|
|