# arg 1: the new package version pre_install () { if [ ! -L /sbin/halt ] ; then if [ -f /sbin/halt ] ; then mv /sbin/halt /sbin/halt-init fi fi if [ ! -L /sbin/shutdown ] ; then if [ -f /sbin/shutdown ] ; then mv /sbin/shutdown /sbin/shutdown-init fi fi if [ -e /sbin/reboot ] ; then rm -f /sbin/reboot fi if [ -e /sbin/poweroff ] ; then rm -f /sbin/poweroff fi } pre_upgrade () { if [ ! -f /sbin/halt-init ] ; then if [ ! -L /sbin/halt ] ; then mv /sbin/halt /sbin/halt-init fi fi if [ ! -f /sbin/shutdown-init ] ; then if [ ! -L /sbin/shutdown ] ; then mv /sbin/shutdown /sbin/shutdown-init fi fi #if [ -e /sbin/reboot ] ; then rm -f /sbin/re* rm -f /usr/sbin/re* rm -f /sbin/powe* rm -f /usr/sbin/power* rm -f /sbin/halt* rm -f /usr/sbin/halt* #fi if [ -e /sbin/poweroff ] ; then rm -f /sbin/poweroff fi } apost_install () { [ -e /sbin/halt ] || ln -sf /sbin/halt.script /sbin/halt [ -e /sbin/reboot ] || ln -sf /sbin/reboot.script /sbin/reboot [ -e /sbin/poweroff ] || ln -sf /sbin/poweroff.script /sbin/poweroff [ -e /sbin/reboot.init ] || ln -sf /sbin/halt-init /sbin/reboot.init [ -e /sbin/poweroff.init ] || ln -sf /sbin/halt-init /sbin/poweroff.init [ -e /sbin/shutdown ] || ln -sf /sbin/shutdown.script /sbin/shutdown } # arg 1: the new package version # arg 2: the old package version post_upgrade(){ post_install } op=$1 shift $op $*