postinst is in live-boot 3.0.1-1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #!/bin/sh
set -e
case "${1}" in
	configure)
		mkdir -p /etc/live/boot
		;;
	abort-upgrade|abort-remove|abort-deconfigure)
		;;
	*)
		echo "postinst called with unknown argument \`${1}'" >&2
		exit 1
		;;
esac
exit 0
 |