Re: term & user space console

[Roland McGrath]

> Do I use a third thread for assert_dtr?  If I need to assert the dtr, the
> only strategy I can think of is to open in blocking mode.  However, if I use
> synchronous RPC, this is better done in a seperate thread.  I don't know how
> to assert the dtr otherwise.

You don't need an additional thread, because you are never reading or
writing while keeping DTR low (you can't, since the way you keep DTR low is
to close the terminal).

But anyway, I think you can just control DTR directly like other modem
lines with TIOCM*.