# hooks
sysupgrade_image_check="fwtool_check_image platform_check_image"
-sysupgrade_pre_upgrade="fwtool_pre_upgrade"
if [ $SAVE_OVERLAY = 1 ]; then
[ ! -d /overlay/upper/etc ] && {
rm -f /tmp/sysupgrade.always.overwrite.bootdisk.partmap
fi
-run_hooks "" $sysupgrade_pre_upgrade
-
install_bin /sbin/upgraded
v "Commencing upgrade. Closing all shell sessions."