#!/usr/local/bin/ruby

require 'rio'
require 'rio/argv'

# Create a zip archive from a gzipped tar archive.
# This depends on the GNU programs 'tar' and 'zip' being available in your PATH

TAR='tar'
ZIP='zip'

RIO.ARGV.each { |f|
  f.ext('.tar.gz') if f =~ /\.tar\.gz$/
  rio(??).chdir {
    rio(?-,"#{TAR} xvzkf #{f.abs}") | "#{ZIP} -@ #{f.abs.dirname/f.basename+'.zip'}" | ?-
  }
}