#!/bin/sh
# prerm script
#
# see: dh_installdeb(1)

set -e

# summary of how this script can be called:
#        * <prerm> `remove'
#        * <old-prerm> `upgrade' <new-version>
#        * <new-prerm> `failed-upgrade' <old-version>
#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
#        * <deconfigured's-prerm> `deconfigure' `in-favour'
#          <package-being-installed> <version> `removing'
#          <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package

PATH="/sbin:/bin:/usr/sbin:/usr/bin"
KERNEL_IMG_CONF="/etc/kernel-img.conf"
RELEASE="@RELEASE@"
VERSION="@VERSION@"

case "$1" in
    remove)
        # Sanitize and quote maintainer script parameters
        for p in "$@"; do
            q="$(echo "$p" | sed -e "s/'/'\\''/g")"
            DEB_MAINT_PARAMS="$DEB_MAINT_PARAMS '$q'"
        done
        export DEB_MAINT_PARAMS

        # Run prerm hook if defined
        prerm_hook=$(sed '/^\s*prerm_hook/!d;s/.*=\s*//g' $KERNEL_IMG_CONF 2>/dev/null || true)
        if [ -n "$prerm_hook" ] ; then
            echo "Running prerm hook script $prerm_hook." 1>&2 
            $prerm_hook "$RELEASE" "/boot/gnumach-$RELEASE.gz"
        fi

        # Run /etc/kernel/prerm.d/ hooks if they exist
        if [ -d "/etc/kernel/prerm.d" ]; then
            echo "Running /etc/kernel/prerm.d hooks..." 1>&2
            run-parts --verbose --exit-on-error \
                --arg=$RELEASE \
                --arg=/boot/gnumach-$RELEASE.gz \
                /etc/kernel/prerm.d
        fi
    ;;

    failed-upgrade|upgrade|deconfigure)
    ;;

    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac

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

#DEBHELPER#

exit 0