How to write a new line discipline?

[Stefan Bethke]

Am 16.03.2004 um 06:59 schrieb Daniel O'Connor:

> The current disciplines seem to be either very very old, or 'hacks'  
> for things
> like PPP or SLIP :(

In another life, I put together a small line discipline to "talk" to  
dumb UPSes that signal via DTR and RTS, and can be shut down via DSR or  
CTS. This was in the 2.2 timeframe, so I doubt this will be of much use  
to you, but here it is anyway:
<http://ftp.hanse.de/pub/people/stefan.bethke/FreeBSD/dumb_ups 
-0.01.tar.gz>

Stefan

-- 
Stefan Bethke <stb at lassitu.de>   Fon +49 170 346 0140