Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!deejay!gear!am!alex
From: alex@am.sublink.org (Alex Martelli)
Newsgroups: comp.unix.questions
Subject: Re: Bidirectional tty port for 386ix
Keywords: bidirectional tty, Interactive, Esix, dialin dialout
Message-ID: <1990Nov12.201746.778@am.sublink.org>
Date: 12 Nov 90 20:17:46 GMT
References: <12.26746@infoserv.com> <1990Nov9.181811.11631@smsc.sony.com>
Organization: Premiata Famiglia Martelli & Figli
Lines: 19

tin@smsc.sony.com (Tin Le) writes:
>In article <12.26746@infoserv.com> fiasco@infoserv.com (Rich Gircys) writes:
>> .............
>>o however, as soon as a getty is started on that line, a dial-out attempt
>>  (Uutry) will fail because the getty changes the /dev/tty permissions; Uutry
>>  fails errno=13 (permissions problem)

>  You need to use /usr/lib/uucp/uugetty.  That version of getty will leave
>  the port under uucp ownership (and work better too with cu/uucico).

Under Interactive 2.2's tty driver, there's an alternative - put a
normal getty on ttyd0, and use acu0 for dial-out - the *driver* will
handle the necessary handshaking.  The freely available FAS driver,
I believe, implements a similar philosophy on many Unices.
-- 
Alex Martelli - (home snailmail:) v. Barontini 27, 40138 Bologna, ITALIA
Email: (work:) staff@cadlab.sublink.org, (home:) alex@am.sublink.org
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