module DEBUGGER__

def self.open_unix sock_path: nil, sock_dir: nil, nonstop: false, **kw
  CONFIG.set_config(**kw)
  require_relative 'server'
  if defined? SESSION
    SESSION.reset_ui UI_UnixDomainServer.new(sock_dir: sock_dir, sock_path: sock_path)
  else
    initialize_session{ UI_UnixDomainServer.new(sock_dir: sock_dir, sock_path: sock_path) }
  end
  setup_initial_suspend unless nonstop
end