anchor.diff:  %% for a file server to enter the open state when the file server
   %% crashed before it could enter the open state.
   %%
  +
  +%% @private
   handle_call({read, _, _}, _, State) ->
       {reply, {error, eagain}, State};
   handle_call({write, _, _}, _, State) ->
  
positive.code:     NewState = State#state{files_open=NewFilesOpen},
      {noreply, NewState}.
  
  terminate(_, _) ->
      not_implemented.
  
  code_change(_, _, _) ->
      not_implemented.
  
  
negative.code:     {ok, DirPid} = await_directory(Directory),
      gen_server:cast(DirPid, {schedule_operation, RelPath}).
  
  %% @private
  init([TorrentID, Torrent]) ->
      % Let the user define a limit on the amount of files
      % that will be open at the same time
  