#!/bin/sh

#

# /etc/acpid/battery.sh

#

#               written by Frank Dietrich <ablesoft@gmx.de>

#

#               based on default.sh in the acpid package

# Detect AC connector plugged in or unplugged and take appropriated actions.

#

# On my notebook no event triggered if AC connector plugged in or unplugged.

# So I will use the battery event to detect new powerstate.

# get the AC connector state from /proc filesystem.

STATE=`sed -n 's/^.*\(off\|on\)-line.*/\1/p' /proc/acpi/ac_adapter/ACAD/state`

case "$STATE" in

  on)

    # AC connector plugged in

    # make an entry in /var/log/daemon.log

    logger "acpid: AC connector plugged in."

    # deactivate standby (spindown) timeout for the drive

    /sbin/hdparm -q -S 0 /dev/hda

    ;;

  off)

    # AC connector unplugged

    logger "acpid: AC connector unplugged."

    # activate standby (spindown) timeout for the drive

    # timeout 5 minutes (man hdparm, for more informations)

    /sbin/hdparm -q -S 60 /dev/hda 

    ;;

  *)

    # AC connector in undetermined state

    logger "acpid: Could not determine new AC connector state."

    ;;

esac