Logging serial port data to file

Michael Abbott michael at araneidae.co.uk
Mon Mar 29 20:11:56 UTC 2010


On Tue, 30 Mar 2010, Michael Hagedorn wrote:
> while read -r; do
>     echo "[$(date)]: $REPLY"
> >>/usb/BigDrive/CurrentCost/CurrentCost_$(date +"%Y_%m_%d").log
> done
> 
> 
> In mine is the .log file opened for writing for every line or is it
> kept open until the name changes?

The .log file will be opened (and the $(date) call made) on each line 
read.

> Should I worry about that?

I doubt it.


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