clock init script now works with busybox.

This commit is contained in:
Roy Marples 2007-10-23 22:49:21 +00:00
parent f884223388
commit 663f21199a
2 changed files with 46 additions and 57 deletions

View File

@ -3,6 +3,7 @@
23 Oct 2007; Roy Marples <uberlord@gentoo.org>:
clock init script now works with busybox hwclock.
clock init script now handles /etc/adjtime correctly.
CLOCK_ADJTIME hinted that it could change the location of /etc/adjtime.
This is not the case.

View File

@ -8,54 +8,43 @@ description="Sets the local clock to UTC or Local Time."
description_save="Saves the current time in the BIOS."
depend() {
case "${CLOCK_ADJTIME}" in
""|no) before *;;
/etc/*|yes) need checkroot;;
*) need localmount;;
esac
if [ "${CLOCK_ADJFILE}" = "yes" ]; then
use checkroot
else
before *
fi
}
setupopts() {
myopts=
case "${CLOCK_ADJTIME}" in
no) CLOCK_ADJTIME=;;
yes) CLOCK_ADJTIME="/etc/adjtime";;
esac
hwclock_opts=
case "${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"
hwclock_opts="--utc"
TBLURB="UTC"
else
myopts="--localtime"
hwclock_opts="--localtime"
TBLURB="Local Time"
fi
;;
esac
;;
esac
[ ${fakeit} -eq 1 ] && return 0
[ -n "${hwclock_opts}" ] || return 0
[ -w /etc -a -n "${CLOCK_ADJTIME}" ] || myopts="${myopts} --noadjfile"
[ "${SRM}" = "yes" ] && myopts="${myopts} --srm"
[ "${ARC}" = "arc" ] && myopts="${myopts} --arc"
myopts="${myopts} ${CLOCK_OPTS}"
[ "${SRM}" = "yes" ] && hwclock_opts="${hwclock_opts} --srm"
[ "${ARC}" = "yes" ] && hwclock_opts="${hwclock_opts} --arc"
hwclock_opts="${hwclock_opts}${CLOCK_OPTS:+ }${CLOCK_OPTS}"
# Make sure user isn't using rc.conf anymore.
if [ -e /etc/rc.conf ] && \
@ -72,33 +61,31 @@ setupopts() {
}
start() {
local myopts= myadj= TBLURB= fakeit=0 errstr="" retval=0
local hwclock_opts= TBLURB= 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 "${errstr}"
retval=1
fi
errstr="Failed to set clock"
if [ -n "${hwclock_opts}" ]; then
if [ -e /proc/modules -a ! -e /dev/rtc ] ; then
modprobe -q rtc || modprobe -q genrtc
fi
# Since hwclock always exit's with a 0, need to check its output.
if [ -e /etc/adjtime ] && [ "${CLOCK_ADJFILE}" = "yes" ]; then
errstr="$(hwclock --adjust 2>&1 >/dev/null)"
fi
# If setting UTC, don't bother to run hwclock when first booting
# as that's the default
if [ "${PREVLEVEL}" != "N" ] || [ "${hwclock_opts}" != "--utc" ]; then
errstr="${errstr}$(hwclock --hctosys ${hwclock_opts} 2>&1 >/dev/null)"
fi
else
retval=1
errstr="/sbin/hwclock not found"
fi
if [ -n "${errstr}" ]; then
ewarn "${errstr}"
retval=1
fi
errstr="Failed to set clock"
eend ${retval} "${errstr}" "You will need to set the clock yourself"
return 0
@ -108,24 +95,25 @@ 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
local hwclock_opts= TBLURB= 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 "${errstr}"
retval=1
if [ -n "${hwclock_opts}" ]; then
if [ "${CLOCK_ADJFILE}" != "yes" ]; then
# If we have adjtimex then we're probably busybox
if ! type adjtimex >/dev/null 2>&1; then
hwclock_opts="${hwclock_opts} --noadjfile"
fi
fi
errstr="Failed to sync clocks"
else
retval=1
errstr="hwclock not found"
errstr="$(LC_ALL=C hwclock --systohc ${hwclock_opts} 2>&1 >/dev/null)"
fi
if [ -n "${errstr}" ] ; then
ewarn "${errstr}"
retval=1
fi
errstr="Failed to sync clocks"
eend ${retval} "${errstr}"
}