#!/bin/sh
# Copyright (c) 2020 TUXEDO Computers GmbH

set -e

module=module-name
version=x.x.x


NAME=${module}
PACKAGE_NAME=${NAME}

# From dkms standard postinst
# Copyright (C) 2002-2005 Flavio Stanchina
# Copyright (C) 2005-2006 Aric Cyr
# Copyright (C) 2007 Mario Limonciello
# Copyright (C) 2009 Alberto Milone
DEB_NAME=$(echo $PACKAGE_NAME | sed 's,_,-,')
CVERSION=`dpkg-query -W -f='${Version}' $DEB_NAME | awk -F "-" '{print $1}' | cut -d\: -f2`
ARCH=`dpkg --print-architecture`

dkms_configure () {
	for POSTINST in /usr/lib/dkms/common.postinst "/usr/share/$PACKAGE_NAME/postinst"; do
		if [ -f "$POSTINST" ]; then
			"$POSTINST" "$NAME" "$CVERSION" "/usr/share/$PACKAGE_NAME" "$ARCH" "$2"
			return $?
		fi
		echo "WARNING: $POSTINST does not exist." >&2
	done
	echo "ERROR: DKMS version is too old and $PACKAGE_NAME was not" >&2
	echo "built with legacy DKMS support." >&2
	echo "You must either rebuild $PACKAGE_NAME with legacy postinst" >&2
	echo "support or upgrade DKMS to a more current version." >&2
	return 1
}

# End dkms standard postinst

case "$1" in
    configure)
		# Run standard dkms build/install for all kernels with headers installed
        dkms_configure

		# Attempt to (re-)load module immediately, fail silently if not possible at this stage
		rmmod ${module} > /dev/null 2>&1 || true
		modprobe ${module} > /dev/null 2>&1 || true

		# Install default config if none exist already
		if [ ! -f "/etc/modprobe.d/tuxedo_keyboard.conf" ]; then
			cp -f /usr/share/tuxedo-keyboard/tuxedo_keyboard.conf /etc/modprobe.d/tuxedo_keyboard.conf
		fi

	;;

	abort-upgrade|abort-remove|abort-deconfigure)
	;;

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

exit 0