#!/bin/sh

set -e

# Grabbed from http://wiki.debian.org/DpkgConffileHandling 20090902
# Remove a no-longer used conffile
rm_conffile() {
    local PKGNAME="$1"
    local CONFFILE="$2"

    [ -e "$CONFFILE" ] || return 0

    local md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')"
    local old_md5sum="$(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
}

case "$1" in
install|upgrade)
    if dpkg --compare-versions "$2" le "3.0~beta.2483-2"; then
        rm_conffile mypackage "/etc/zephyr/xzwrite.bitmap"
    fi
    if dpkg --compare-versions "$2" le "3.0"; then
        rm_conffile mypackage "/etc/zephyr/XZwrite"
    fi
esac

# Automatically added by dh_installinit/13.15.3
if [ "$1" = "install" ] && [ -n "$2" ] && [ -e "/etc/init.d/zhm" ] ; then
	chmod +x "/etc/init.d/zhm" >/dev/null || true
fi
# End automatically added section


exit 0