Steven Jenkins wrote:
> Hal Fulton wrote:
> 
>> When I invoke telnet with PTY.spawn, I can easily send it the
>> "attention" character ^] resulting in a telnet> prompt.
>>
>> When I invoke it with Open3.popen3, this doesn't work.
>>
>> Can someone tell me why?
> 
> 
> I'd guess it's because the pipe is buffered. Try IO#flush or IO#sync.

A reasonable guess, but it doesn't work for me.


Thanks,
Hal