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#!/bin/bash
#
# rc.halt This file is executed by init when it goes into runlevel
# 0 (halt) or runlevel 6 (reboot). It kills all processes,
# unmounts file systems and then either halts or reboots.
#
# Author: Miquel van Smoorenburg, <miquels@drinkel.nl.mugnet.org>
# Modified for RHS Linux by Damien Neil
#
# Set the path.
PATH=/sbin:/bin:/usr/bin:/usr/sbin
. /etc/init.d/functions
runcmd() {
echo -n $"$1 "
shift
if [ "$BOOTUP" = "color" ]; then
$* && echo_success || echo_failure
else
$*
fi
echo
}
# See how we were called.
case "$0" in
*halt)
message=$"The system is halted"
command="halt"
;;
*reboot)
message=$"Please stand by while rebooting the system..."
command="reboot"
;;
*)
echo $"$0: call me as \"rc.halt\" or \"rc.reboot\" please!"
exit 1
;;
esac
# Kill all processes.
[ "${BASH+bash}" = bash ] && enable kill
runcmd $"Sending all processes the TERM signal..." /sbin/killall5 -15
sleep 5
runcmd $"Sending all processes the KILL signal..." /sbin/killall5 -9
# Write to wtmp file before unmounting /var
halt -w
# Save mixer settings, here for lack of a better place.
grep -q "\(sparcaudio\|sound\)" /proc/devices
if [ $? = 0 -a -x /bin/aumix-minimal ]; then
runcmd $"Saving mixer settings" /bin/aumix-minimal -f /etc/.aumixrc -S
fi
# Sync clock
runcmd $"Syncing hardware clock to system time" /sbin/hwclock --systohc
# Turn off swap, then unmount file systems.
SWAPS=`awk '! /^Filename/ { print $1 }' /proc/swaps`
[ -n "$SWAPS" ] && runcmd $"Turning off swap: " swapoff $SWAPS
[ -x /sbin/accton ] && runcmd $"Turning off accounting: " /sbin/accton
[ -x /sbin/quotaoff ] && runcmd $"Turning off quotas: " /sbin/quotaoff -a
# Unmount file systems, killing processes if we have to.
sig=
retry=3
remaining=`awk '!/(^#|proc|loopfs|^none|^\/dev\/root| \/ )/ {print $2}' /proc/mounts`
while [ -n "$remaining" -a "$retry" -gt 0 ]
do
if [ "$retry" -lt 3 ]; then
runcmd $"Unmounting file systems (retry): " umount -a -f -t noproc
else
runcmd $"Unmounting file systems: " umount -a -f -t noproc
fi
sleep 2
remaining=`awk '!/(^#|proc|loopfs|^none|^\/dev\/root| \/ )/ {print $2}' /proc/mounts`
[ -z "$remaining" ] && break
/sbin/fuser -k -m $sig $remaining >/dev/null
sleep 5
retry=$(($retry-1))
sig=-9
done
[ -f /proc/bus/usb/devices ] && umount /proc/bus/usb
# Remount read only anything that's left mounted.
#echo $"Remounting remaining filesystems (if any) readonly"
mount | awk '/ext2/ { print $3 }' | while read line; do
mount -n -o ro,remount $line
done
runcmd $"Unmounting proc file system: " umount /proc
# Now halt or reboot.
echo $"$message"
if [ -f /fastboot ]; then
echo $"On the next boot fsck will be skipped."
elif [ -f /forcefsck ]; then
echo $"On the next boot fsck will be forced."
fi
HALTARGS="-i -d"
if [ -f /poweroff -o ! -f /halt ]; then
HALTARGS="$HALTARGS -p"
fi
eval $command $HALTARGS
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