#!/bin/sh set -e case $1 in configure) echo "postinst called with argument \`$1'" >&2 exit 0 ;; abort-upgrade|abort-remove|abort-deconfigure) echo "postinst called with argument \`$1'" >&2 exit 1 ;; *) echo "postinst called with unknown argument \`$1'" >&2 exit 1 ;; esac