temp_server

# File lib/drb/unix.rb, line 66
    def self.temp_server
      tmpdir = Dir::tmpdir
      n = 0
      while true
        begin
          tmpname = sprintf('%s/druby%d.%d', tmpdir, $$, n)
          lock = tmpname + '.lock'
          unless File.exist?(tmpname) or File.exist?(lock)
            Dir.mkdir(lock)
            break
          end
        rescue
          raise "cannot generate tempfile `%s'" % tmpname if n >= Max_try
          #sleep(1)
        end
        n += 1
      end
      soc = UNIXServer.new(tmpname)
      Dir.rmdir(lock)
      soc
    end