#! /usr/perl5/bin/perl

#

# Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.

#

# Permission is hereby granted, free of charge, to any person obtaining a

# copy of this software and associated documentation files (the "Software"),

# to deal in the Software without restriction, including without limitation

# the rights to use, copy, modify, merge, publish, distribute, sublicense,

# and/or sell copies of the Software, and to permit persons to whom the

# Software is furnished to do so, subject to the following conditions:

#

# The above copyright notice and this permission notice (including the next

# paragraph) shall be included in all copies or substantial portions of the

# Software.

#

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

# DEALINGS IN THE SOFTWARE.

#

#

#

# Merge pkg(5) metadata files to reduce duplicates and combine attribute

# values for the same attribute name into a single line

#

use strict;

use warnings;

use diagnostics;

my %attributes = ();

while (my $in = <>) {

  chomp $in;

  if ($in =~ m{^set name=(\S+) value="(.*)"$}) {

    my ($name, $value) = ($1, $2);

    $attributes{$name}->{$value} = 1;

  } else {

    # Pass through other lines unchanged

    print $in, "\n";

  }

}

foreach my $n (sort keys %attributes) {

  print qq(set name="$n");

  foreach my $v (sort keys %{$attributes{$n}}) {

    print qq( value="$v");

  }

  print "\n";

}