Newsgroups: comp.sys.mac.programmer
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From: davids@mondo.engin.umich.edu (David Snearline)
Subject: Re: Serial port sharing?  Hmmm....
Message-ID: <1991Apr22.212556.2774@engin.umich.edu>
Sender: news@engin.umich.edu (CAEN Netnews)
Organization: Computer Aided Engineering Network (CAEN), University of Michigan
References: <32168@usc>
Distribution: world 
Date: Mon, 22 Apr 1991 21:25:56 GMT

In article <32168@usc> dank@usc.edu writes:
>
>
>As I sit here in an office filled with Macs and wait for the person
>next to me to get done using the only machine that has a modem, I'm
>struck with (what I feel is a) fantastic idea for a program/init/rdev/
>whatever: SerialShare.
>
>It works like this: One user (say, the one with a modem) goes to his
>Control Panel (or Chooser?) and tells it to publish serial port A.
>Then, another user goes to his Chooser and tells it to attach to 
>this published serial port and map it onto his serial port A (ie,
>replace his port A with the published port A.  You could also just make
>it available through the Comm Toolbox, or whatever).  Then, the second
>user could just call up a term program without switching machines.
>
>Has this been done before?  If so, where can I get the program?  If
>not, does anyone have any suggestions/caveats I should know before I
>start wasting time hacking on this?  Any information would be much
>appreciated.
>
>Thanks!
>dank

I am working on a DRVR/INIT that does exactly what you describe.  The DRVR
will replace the .Ain/.Aout driver and talk with the server INIT via ADSP.
Unfortunately, it's finals time around here so the project is on temporary
hold.  E-mail me if you want more details.


--
David Snearline
University of Michigan Engineering
davids@mondo.engin.umich.edu