def readline_internal_setup()
@_rl_in_stream = @rl_instream
@_rl_out_stream = @rl_outstream
if (@rl_startup_hook)
send(@rl_startup_hook)
end
if (!@readline_echoing_p && @rl_redisplay_function == :rl_redisplay)
if (@rl_prompt && !@rl_already_prompted)
nprompt = _rl_strip_prompt(@rl_prompt)
@_rl_out_stream.write(nprompt)
@_rl_out_stream.flush
end
else
if (@rl_prompt && @rl_already_prompted)
rl_on_new_line_with_prompt()
else
rl_on_new_line()
end
send(@rl_redisplay_function)
end
if (@rl_editing_mode == @vi_mode)
rl_vi_insertion_mode(1, 'i')
end
if (@rl_pre_input_hook)
send(@rl_pre_input_hook)
end
end