#!/bin/sh
###############################################################################
#                                                                             #
# IPFire.org - A linux based firewall                                         #
# Copyright (C) 2007-2022  IPFire Team  <info@ipfire.org>                     #
#                                                                             #
# This program is free software: you can redistribute it and/or modify        #
# it under the terms of the GNU General Public License as published by        #
# the Free Software Foundation, either version 3 of the License, or           #
# (at your option) any later version.                                         #
#                                                                             #
# This program is distributed in the hope that it will be useful,             #
# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
# GNU General Public License for more details.                                #
#                                                                             #
# You should have received a copy of the GNU General Public License           #
# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
#                                                                             #
###############################################################################

. /etc/sysconfig/rc
. ${rc_functions}

CLOCKPARAMS=

case ${1} in
	start)

		boot_mesg "Setting system clock..."

		FDT_COMPAT_FILE="/sys/firmware/devicetree/base/compatible"
		# RTC may not be automatically loaded on some
		# non-x86 machines
		if [ -f "${FDT_COMPAT_FILE}" ] && \
			( grep -q "traverse,ten64" "${FDT_COMPAT_FILE}" ); then
			modprobe rtc-rx8025
		fi

		# udev not create the rtc symlink if rtc is in the kernel
		if [ ! -e /dev/rtc ]; then
			if [ -e /dev/rtc0 ]; then
				ln -s rtc0 /dev/rtc
			fi
		fi

		hwclock --hctosys ${CLOCKPARAMS} &>/dev/null
		date

		if [ -e /var/log/messages ]; then
			LOGTIMESTAMP=`stat --format "%y" /var/log/messages`
			LOGTIME=`date +%s -d "$LOGTIMESTAMP"`
			SYSTIME=`date +%s`
			if [ $SYSTIME -lt $LOGTIME ]; then
				boot_mesg "Warning! clock runs later than last log access. Check battery/rtc!"
				date -s "$LOGTIMESTAMP"
				echo_warning;
			else
				echo_ok;
			fi
		fi
		;;

	stop)
		boot_mesg "Setting hardware clock..."
		hwclock --systohc ${CLOCKPARAMS} &>/dev/null
		evaluate_retval
		;;

	*)
		echo "Usage: ${0} {start} {stop}"
		;;

esac