source: pkg/frankie/main/upower/trunk/debian/upower.postinst @ 6523

#!/bin/sh
set -e

if [ "$1" = "configure" ]; then
    # migrate power history from DeviceKit-power
    if dpkg --compare-versions "$2" lt-nl "0.9.1-1" && [ -d /var/lib/DeviceKit-power/ ]; then
        if [ ! -d /var/lib/upower ] || rmdir /var/lib/upower 2>/dev/null; then
            echo "Migrating old DeviceKit-power history.."
            mv /var/lib/DeviceKit-power/ /var/lib/upower
        fi
    fi

    # restart upowerd
    if start-stop-daemon --stop --quiet --exec /usr/lib/upower/upowerd; then
        upower --version >/dev/null || true # will trigger through D-Bus activation
    fi
fi

#DEBHELPER#