preinst is in xen-utils-common 4.6.0-1ubuntu4.
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 23 | #!/bin/sh
set -e
case "$1" in
install|upgrade)
;;
abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
dpkg-maintscript-helper mv_conffile /etc/init.d/xend /etc/init.d/xen 4.1.2-4~ -- "$@"
update-rc.d -f xend remove >/dev/null
exit 0
|