#!/usr/bin/ruby

require 'rubygems'
require 'gemi'

def banner
  abort '
  No configuration file given!

  TRY THIS!

  $ cat gems.yml
  gems:
    - name: ruby-openid
      version: 2.1.4
      native: 0

  $ sudo gemi gems.yml

  '
end

abort banner unless ARGV.size == 1
abort banner if ARGV[0] == '-h'
configuration = Gemi::Configuration.new(ARGV[0].to_s)
Gemi::Installer.new(configuration.gems.collect { |gem| Gemi::Gem.new(gem) }).run!