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Date: Thu, 14 Jun 2001 15:42:19 -0400 (EDT)
From: Joe Clarke <marcus@marcuscom.com>
To: Chris Aitken <chris@ideal.net.au>
Cc: <FreeBSD-questions@FreeBSD.ORG>
Subject: Re: Keyboard Keystroke in a Shell Script
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Chris, what exactly are you trying to control?  You may want to use
something like expect, or the p5-Expect Perl module
(/usr/ports/lang/p5-Expect) to control the spawned cu command.

Joe Clarke

On Thu, 14 Jun 2001, Chris Aitken wrote:

> Hi all,
>
> I got a bit of a curley one that I cant seem to find any answers.....
>
> Im writing a shell script (or possibly a perl script... depending on how it
> needed to be implimented) and im very much a novice at this stuff. What
> this script is doing, is accessing a device hanging off the serial port of
> a FreeBSD 3.4 box.
>
> Im using cu to access the port, and I can issue the required commands on
> the command line no dramas. What I want to do is write a script which will
> excecute cu in the command line, issuing the needed lines of data and get
> out. Here is an example of how I would be accessing the device.....
>
> -----------
> % cu -l /dev/cuaa1 -s 38400
>
> ABCD1234<cr>
> Hello, this is a sentence<ctrl z>
>
> -----------
>
> How do I issue the <cr> and the <ctrl Z> keyboard strokes to cu in a
> script? Im pretty sure I can work out how to send the required commands and
> text, but the keyboard strokes are bugging me.
>
>
> Any help would be great.... Thanks
>
>
> Chris
>
>
> --
>        Chris Aitken - Webmaster/Database Designer - IDEAL Internet
> email: chris@ideal.net.au  phone: +61 2 4628 8888  fax: +61 2 4628 8890
>              --------------------------------------------
>
>                  If the foo shits, call your sysadmin
>
>
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