begin_script BUG "checking for known problems ..." bug= set `seq 1 10` case $# in 10) ;; *) bug=yes log_error "seq bug found, seq 1 10 results in `seq 1 10`" ;; esac if [ ! -u /etc/issue ] then bug=yes log_error "wrong permissions for /etc/issue" fi case $bug in yes) stop "Stopping boot process" ;; esac end_script