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#!/bin/sh /etc/rc.common
# Copyright (C) 2013-2014 OpenWrt.org
START=00
STOP=90
RTC_DEV=/dev/rtc0
HWCLOCK=/sbin/hwclock
boot() {
start && exit 0
local maxtime="$(maxtime)"
local curtime="$(date +%s)"
[ $curtime -lt $maxtime ] && date -s @$maxtime
}
start() {
[ -e "$RTC_DEV" ] && [ -e "$HWCLOCK" ] && $HWCLOCK -s -u -f $RTC_DEV
}
stop() {
[ -e "$RTC_DEV" ] && [ -e "$HWCLOCK" ] && $HWCLOCK -w -u -f $RTC_DEV && \
logger -t sysfixtime "saved '$(date)' to $RTC_DEV"
}
maxtime() {
local file newest
for file in $( find /etc -type f ) ; do
[ -z "$newest" -o "$newest" -ot "$file" ] && newest=$file
done
[ "$newest" ] && date -r "$newest" +%s
}
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