#!/bin/bash
set -e

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

    [ -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" lt "1.98~20091229-1" ; then
	rm_conffile "/etc/grub.d/10_freebsd"
    fi
    if dpkg --compare-versions "$2" lt "1.96+20090521-1" ; then
	if [[ `dpkg --print-architecture` != hurd-* ]] ; then
	  rm_conffile "/etc/grub.d/10_hurd"
	fi
	if [[ `dpkg --print-architecture` = hurd-* ]] || [[ `dpkg --print-architecture` = kfreebsd-* ]]  ; then
	  rm_conffile "/etc/grub.d/10_linux"
	fi
    fi
  ;;
  abort-upgrade)
  ;;
  *)
    echo "postinst called with unknown argument \`$1'" >&2
    exit 1
  ;;
esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.



exit 0
