rc.sysexit

#!/bin/mksh

. /etc/rc.conf
. /etc/rc.d/functions
. /etc/locale.conf

export TZ LANG

stop_all_daemons

RANDOM_SEED=/var/lib/misc/random_seed
POOLSIZE=$(test -r /proc/sys/kernel/random/poolsize ? awk '{ print $0/8 }' </proc/sys/kernel/random/poolsize : echo 512);
function save_urandom_seed {
	mkdir -p $(dirname "$RANDOM_SEED")
	cat /dev/null >"$RANDOM_SEED"
	chmod 0600 "$RANDOM_SEED"
	dd if=/dev/urandom of="$RANDOM_SEED" count=1 bs=$POOLSIZE >/dev/null 2>&1
}
status "Saving urandom seed" save_urandom_seed

# Write to utmp file while mounted
halt -w

grep '^[Yy]' <<<"$USELVM" && status "Stopping LVM2 monitor" vgchange --monitor n

status "Stopping udev" udevadm control --exit

kill_all_usually

status "Unmounting swap-backed filesystems" awk -v FS=' ' -v t="$1" '{ if ($3 == "tmpfs") system ("umount " $2) }'					</proc/self/mounts
status "Deactivating swap"                  swapoff $({ sed 1d | cut -d ' ' -f 1 } </proc/swaps)
status "Unmounting non-API filesystems"     awk -v FS=' ' -v t="$1" '{ if (! match ($2, "/(proc|sys|run|dev|dev/pts)")) system ("umount " $2) }'	</proc/self/mounts

test -f /etc/crypttab && awk '{ print $1, system ("cryptsetup remove " $1 " >/dev/null 2>&1") == 0 ? "Cool" : "Fail" }' </etc/crypttab

grep '^[Yy]' <<<"$USELVM" && status "De-Activating LVM2 groups" vgchange --sysinit -a n >/dev/null 2>&1

status "Re-Mounting root read-only" awk -v FS=' ' '{ if ($2 == "/") system ("mount -o remount,ro " $1 " " $2) }' </proc/self/mounts
case $RUNLEVEL in
	(0)	echo "HALT"
		halt -dfhip
		;;
	(*)	echo "REBOOT"
		# if kexec available and kernel loaded, use it
		kexec -e >/dev/null 2>&1
		reboot -dfi
		;;
esac