Date: Tue, 7 Dec 1999 08:52:09 +1300 From: Jonathan Chen <jonc@logisticsoftware.co.nz> To: Tim Tsai <tim@futuresouth.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: how to ignore break/signals on serial port Message-ID: <19991207085209.C4124@jonc.logisticsoftware.co.nz> In-Reply-To: <19991205221852.A19286@futuresouth.com>; from tim@futuresouth.com on Sun, Dec 05, 1999 at 10:18:52PM -0600 References: <19991205221852.A19286@futuresouth.com>
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On Sun, Dec 05, 1999 at 10:18:52PM -0600, Tim Tsai wrote:
> I am trying to log serial data with a script that like this:
>
> #!/bin/sh
> stty -f /dev/cuaa0 raw
> nohup cat -u /dev/cuaa0 >> cuaa0.cap &
>
> unfortunately, it looks like either an RS232 break or some other
> condition from the serial port can kill the cat program.
>
> Is there a simple way for me to tell the cat program to ignore all such
> type conditions? I've played with various stty options without luck.
> "stty -f /dev/cuaa0" looks like this:
How about putting it into a indefinite while loop?
ie:
while true
do
stty -f /dev/cuaa0 raw
nohup cat -u /dev/cuaa0 >> cuaa0.cap
done
Jonathan Chen
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