#!/bin/sh
# /etc/acpi/lidswitch.sh
# Re-activates the screen when the lid is opened again

LID_STATE="/proc/acpi/button/lid/LID/state"
LCD_STATE="/proc/acpi/video/VID/LCD/state"
VT_NR="/tmp/lid_vt"

if [ -e /tmp/acpi_sleep ]; then
	rm /tmp/acpi_sleep
	exit
fi

grep -q open $LID_STATE

if [ $? -eq 0 ]; then
	#open the lid

	echo 0x80000001 > $LCD_STATE

	if [ -e $VT_NR ]; then
		#we closed the lid in X
		chvt `cat $VT_NR`
		rm $VT_NR
	fi
else
	# closing the lid
	# if X is running, we assume vt7.

	X=`ps aux | grep /usr/bin/X11/X | grep -v grep | wc -l`
	if [ $X -gt 0 ]; then
		echo 7 > $VT_NR
		chvt 1
	fi

fi