press power button = suspend to disk
#!/bin/sh
## /etc/acpi/acpi_handler.sh
IFS=${IFS}/
set $@
case "$1" in
button)
case "$2" in
power ) echo -n disk > /sys/power/state
;;
*) logger "ACPI action $2 is not defined"
;;
esac
;;
*)
logger "ACPI group $1 / action $2 is not defined"
;;
esac