#!/bin/sh
set -e

# Source debconf library (see dh_installdebconf(1) and #106070 #626312)
. /usr/share/debconf/confmodule

kernelbits=unknown
if [ -r /proc/kallsyms ]; then
	addrlen=$(head -1 /proc/kallsyms| grep -o '^ *[^ ]*' |wc -c)
	if [ $addrlen = 17 ]; then
		kernelbits=64
	elif [ $addrlen = 9 ]; then
		kernelbits=32
	fi
fi

if [ $kernelbits != 64 ]; then
	if [ $kernelbits = 32 ]; then
		db_get zfs-dkms/stop-build-for-32bit-kernel
		if [ "$RET" = "true" ]; then
			echo "Ok, aborting, since ZFS is not designed for 32-bit kernels." 1>&2
			# Exit 0: Tell dpkg that we finished OK but stop here.
			# (don't build the module)
			exit 0
		else
			echo "WARNING: Building ZFS module on a 32-bit kernel." 1>&2
		fi
	else
		db_get zfs-dkms/stop-build-for-unknown-kernel
		if [ "$RET" = "true" ]; then
			echo "Ok, aborting, since ZFS is not designed for 32-bit kernels." 1>&2
			# Exit 0: (same that above)
			exit 0
		else
			echo "WARNING: Building ZFS module on an unknown kernel." 1>&2
		fi
	fi
fi

# Here the module gets built (automatically handled by dh_dkms)

# Automatically added by dh_dkms/UNDECLARED
# The original file can be found in template-dkms-mkdeb/debian/postinst
# in the DKMS tarball, check it for copyright notices.

DKMS_NAME=zfs
DKMS_PACKAGE_NAME=$DKMS_NAME-dkms
DKMS_VERSION=0.8.3

postinst_found=0

case "$1" in
	configure)
		for DKMS_POSTINST in /usr/lib/dkms/common.postinst /usr/share/$DKMS_PACKAGE_NAME/postinst; do
			if [ -f $DKMS_POSTINST ]; then
				$DKMS_POSTINST $DKMS_NAME $DKMS_VERSION /usr/share/$DKMS_PACKAGE_NAME "" $2
				postinst_found=1
				break
			fi
		done
		if [ "$postinst_found" -eq 0 ]; then
			echo "ERROR: DKMS version is too old and $DKMS_PACKAGE_NAME was not"
			echo "built with legacy DKMS support."
			echo "You must either rebuild $DKMS_PACKAGE_NAME with legacy postinst"
			echo "support or upgrade DKMS to a more current version."
			exit 1
		fi
	;;
esac
# End automatically added section



case $1 in
	(configure)
		if [ -x /usr/share/update-notifier/notify-reboot-required ]; then
			/usr/share/update-notifier/notify-reboot-required
		fi
		;;
esac