read_from_cmdline

# File lib/cgi/core.rb, line 589
    def read_from_cmdline
      require "shellwords"

      string = unless ARGV.empty?
        ARGV.join(' ')
      else
        if STDIN.tty?
          STDERR.print(
            %(offline mode: enter name=value pairs on standard input)\n|
          )
        end
        array = readlines rescue nil
        if not array.nil?
            array.join(' ').gsub(/\n/, '')
        else
            ""
        end
      end.gsub(/\\=/, '%3D').gsub(/\\&/, '%26')

      words = Shellwords.shellwords(string)

      if words.find{|x| /=/.match(x) }
        words.join('&')
      else
        words.join('+')
      end
    end