# File lib/nautilus/shell.rb, line 9
 9:     def build_command(command, options = {})
10:       actual_command = command.kind_of?(Array) ? command.join(" ") : command
11:       if options[:background]
12:         if windows?
13:           actual_command = "start /wait /b " + command
14:         elsif options[:background]
15:           actual_command << " &"
16:         end
17:       end      
18:       actual_command
19:     end