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#!/sbin/runscript
# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
opts="save"
description="Sets the local clock to UTC or Local Time."
description_save="Saves the current time in the BIOS."
depend() {
case "${CLOCK_ADJTIME}" in
""|no) before *;;
/etc/*|yes) need checkroot;;
*) need localmount;;
esac
}
setupopts() {
myopts=
case "${CLOCK_ADJTIME}" in
no) CLOCK_ADJTIME=;;
yes) CLOCK_ADJTIME="/etc/adjtime";;
esac
case "${RC_SYS}" in
UML|VPS|XEN)
TBLURB="${RC_SYS}"
fakeit=1
;;
*)
case "$(uname -m)" in
s390*)
TBLURB="s390"
fakeit=1
;;
*)
if [ -e /proc/devices ] && grep -q " cobd$" /proc/devices ; then
TBLURB="coLinux"
fakeit=1
elif [ "${CLOCK}" = "UTC" ] ; then
myopts="--utc"
TBLURB="UTC"
else
myopts="--localtime"
TBLURB="Local Time"
fi
;;
esac
;;
esac
[ ${fakeit} -eq 1 ] && return 0
[ -w /etc -a -n "${CLOCK_ADJTIME}" ] || myopts="${myopts} --noadjfile"
[ "${SRM}" = "yes" ] && myopts="${myopts} --srm"
[ "${ARC}" = "arc" ] && myopts="${myopts} --arc"
myopts="${myopts} ${CLOCK_OPTS}"
# Make sure user isn't using rc.conf anymore.
if [ -e /etc/rc.conf ] && \
[ -n "$(unset CLOCK; . /etc/rc.conf; echo "${CLOCK}")" ] ; then
ewarn "CLOCK should not be set in /etc/rc.conf but in /etc/conf.d/clock"
fi
# Make sure people set their timezone ... we do it here
# even though we don't actually use the variable so that
# people see the warning on boot.
if [ -z "${CDBOOT}" -a "${TIMEZONE-Factory}" = "Factory" ] ; then
ewarn "Your TIMEZONE in /etc/conf.d/clock is still set to Factory!"
fi
}
start() {
local myopts= myadj= TBLURB= fakeit=0 errstr="" retval=0
setupopts
if [ ${fakeit} -ne 1 -a -e /proc/modules -a ! -e /dev/rtc ] ; then
modprobe -q rtc || modprobe -q genrtc
fi
ebegin "Setting system clock using the hardware clock [${TBLURB}]"
if [ ${fakeit} -eq 1 ] ; then
retval=0
elif [ -x /sbin/hwclock ] ; then
# Don't call hwclock unless we need to
if [ "${TBLURB}" != "UTC" -o "${myopts#*--noadjfile}" = "${myopts}" ] ; then
# Since hwclock always exit's with a 0, need to check its output.
[ -n "${CLOCK_ADJTIME}" ] && errstr="$(/sbin/hwclock --adjust 2>&1 >/dev/null)"
errstr="${errstr}$(/sbin/hwclock --hctosys ${myopts} 2>&1 >/dev/null)"
if [ -n "${errstr}" ] ; then
ewarn "${errstr}"
retval=1
fi
errstr="Failed to set clock"
fi
else
retval=1
errstr="/sbin/hwclock not found"
fi
eend ${retval} "${errstr}" "You will need to set the clock yourself"
return 0
}
stop() {
# Don't tweak the hardware clock on LiveCD halt.
[ -n "${CDBOOT}" -o "${CLOCK_SYSTOHC}" != "yes" ] && return 0
local myopts= myadj= TBLURB= fakeit=0 errstr="" retval=0
setupopts
ebegin "Setting hardware clock using the system clock" "[${TBLURB}]"
if [ ${fakeit} -eq 1 ] ; then
retval=0
elif [ -x /sbin/hwclock ] ; then
errstr="$(LC_ALL=C /sbin/hwclock --systohc ${myopts} 2>&1 >/dev/null)"
if [ -n "${errstr}" ] ; then
ewarn "${errstr}"
retval=1
fi
errstr="Failed to sync clocks"
else
retval=1
errstr="hwclock not found"
fi
eend ${retval} "${errstr}"
}
save() {
CLOCK_SYSTOHC="yes"
stop
}
# vim: set ts=4 :
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