#!/bin/sh

# Remove a no-longer used conffile (from http://wiki.debian.org/DpkgConffileHandling)
rm_conffile() {
    PKGNAME="$1"
    CONFFILE="$2"
    if [ -e "$CONFFILE" ]; then
        md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
        old_md5sum="`dpkg-query -W -f='${Conffiles}' $PKGNAME | sed -n -e \"\\\\' $CONFFILE'{s/ obsolete$//;s/.* //p}\"`"
        if [ "$md5sum" != "$old_md5sum" ]; then
            echo "Obsolete conffile $CONFFILE has been modified by you."
            echo "Saving as $CONFFILE.dpkg-bak ..."
            mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
        else
            echo "Removing obsolete conffile $CONFFILE ..."
            rm -f "$CONFFILE"
        fi
    fi
}


case "$1" in
install|upgrade)
    if dpkg --compare-versions "$2" le "0.107"; then
        rm_conffile acpi-support "/etc/modprobe.d/thinkpad_acpi.modprobe"
    fi
    if dpkg --compare-versions "$2" le "0.108"; then
        rm_conffile acpi-support "/etc/acpi/events/lenovo-eject"
    fi
esac


#DEBHELPER#
