gistfile1.rb

  def add_info(inventory)
		inventory.each do |vmconfig|
			if vmconfig.running?
				vmconfig.ip_address = ip_address(vmconfig.path)
			end
            guestOS = runtimeConfig(vmconfig.path, 'guestOS')

            if not guestOS.nil?
    			vmconfig.os = guestOS
    			vmconfig.icon = icon_name(vmconfig.os)
            end
		end
		inventory
	end

	def runtimeConfig(path, var)
        if File.exists?(path)
    		contents = File.open(path, "rb").each_line do |line|
    			parts = line.split("=")
    			if parts.length == 2
    			  lhs = parts[0].strip
    			  rhs = parts[1].strip
    			  if lhs == var
    			  	return remove_quotations(rhs)
    			  end
    			end
    		end
        end
		nil
	end