#!/usr/bin/perl
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use strict;
use warnings;
use Cwd;
use Cwd "abs_path";

my $path = shift(@ARGV) or usage();
my $resolvedpath = abs_path($path);
print "$resolvedpath\n";

exit 0;

sub usage
{
    warn " Usage:  pathhelper <path>\n";
    warn "         Converts <path> to an absolute path and returns it to the caller\n";
    exit 2;
}