Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!mips!daver!col.hp.COM!bdale@col.hp.COM
From: bdale@col.hp.COM (Bdale Garbee)
Newsgroups: comp.sys.nsc.32k
Subject: Re: uucp and the tty driver.
Message-ID: <9106150209.AA21972@hpcsbg.col.hp.com>
Date: 15 Jun 91 02:09:09 GMT
References: <9106142136.AA11378@strawberry.cs.wwu.edu>
Sender: news@daver.bungi.com (Network News)
Organization: Association for the Prevention of Polar Bears and Kangaroos
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>   1) Sending a break by setting Baud to 0.  (Should have been there in
>      the first place.)

??  I thought the "right" thing to do when baud=0 was drop DTR?  Sending a
break seems like the wrong thing to do?

>   2) Sending a SIGHUP on loss of DTR (or what ever the right control
>      signal is.)

Loss of carrier detect, actually.  What that pin is labelled as I couldn't
day without digging out my docs.

>   4) "Software" control of hardware handshaking by flags in the tty
>      minor device number.

Hmmm.  Ok.  Hardware flow control compatible with a Telebit modem under uucp
would be a neat deal... or has Dave hacked this in at home already?  :-)

Bdale