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From: dwd@ttrde.UUCP
Newsgroups: comp.sys.att
Subject: Re: UUCP dialout, uugetty fighting...
Message-ID: <255@ttrde.UUCP>
Date: Wed, 16-Sep-87 14:28:12 EDT
Article-I.D.: ttrde.255
Posted: Wed Sep 16 14:28:12 1987
Date-Received: Sat, 19-Sep-87 05:35:14 EDT
References: <1509@killer.UUCP>
Distribution: na
Organization: AT&T, Skokie, IL
Lines: 23

in article <1509@killer.UUCP>, jfh@killer.UUCP (The Beach Bum) says:
>
> If this guys is so smart as to realize there is a problem with the modem
> having CD follow the carrier, can't he realize the solution?  Only when a
> user is on the line must CLOCAL be turned off.  After the user is gone,
> CLOCAL can be turned back on.  The `getty' can do it, or the communications
> programs can handle it before the port is opened.  Hopefully this won't
> evolve back into the earlier Catch-22 discussion.  It can be done, I've done
> it and so have plenty of other bodies.
> 
> John.

The new uucp standard with System V Release 3.1 for the 3b2 solves 
this problem from the uucp side.  It adds a flag into the Devices file 
(",M") to to do an open with O_NDELAY set and adds two flags in the 
Dialers file (\M and \m) to turn CLOCAL off and on.  

Just what I've been waiting for.

--------------------------------------------------------------
Dave Dykstra
AT&T Communications Terminals & Controllers (Teletype) Skokie, IL
{almost any AT&T machine including ihnp4}!ttmcsa!dwd