#!/bin/sh sudo sh -c "echo 0 > /sys/class/rtc/rtc0/wakealarm" #this clears your alarm sudo sh -c "echo `date '+%s' -d '+ 4 minutes'` > /sys/class/rtc/rtc0/wakealarm" #this writes your alarm cat /proc/driver/rtc cat /proc/driver/rtc > /var/log/wake_alarm echo "Your computer is set to start up in 4 minutes using ACPI." echo -n "Do you want to shutdown the computer now? (y/n): " read -n 1 shutdown if [ "$shutdown" == "y" ]; then echo -e "\nShutting down now..." sudo shutdown -t 5 -h now else echo -e "\nTo shutdown execute the following:" echo " sudo shutdown -t 5 -h now" fi