scripts/dupcd.sh

#!/bin/sh

: ${SOURCE:=/dev/sr0}
: ${DEST:=/dev/sr1}

wodim -abort dev=${DEST}

exec cdrdao copy --on-the-fly \
	--speed 4 \
	--source-device ${SOURCE} \
	--device ${DEST} \
	--driver 'generic-mmc:0x10'