How to complain about broken CDs? (was: Re: problems with EPIA M)

Clemens Koller clemens.koller at
Mon Aug 13 09:16:53 UTC 2007

Hi, treach!

treach schrieb:
> #!/bin/bash
> ISO=`md5sum your.iso`
> CDR=`md5sum /dev/cdrom`
> if [ "$ISO" != "$CDR" ]; then
>     echo "CD IS BROKEN!!!"
> else
>     echo "Might work, go ahead"
> fi
> How does that work for you? :p
> Obviously preferably exectute right after you create your cd. ;)

Hmm... that's not really what I'm looking for.
CD's burnt with one drive don't necessarily work on other drives.
Who is doing checksums and error correction while reading from
media anyway? I would expect that the kernel should complain loud
and clear on a read error... to console.
Any Ideas?

Clemens Koller
R&D Imaging Devices
Anagramm GmbH
Rupert-Mayer-Straße 45/1
Linhof Werksgelände
D-81379 München
Fax 089-741518-19

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