#!/bin/sh
#
# Copyright (C) 2006 Joe Marcus Clarke <marcus@FreeBSD.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.

if [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "toshiba" ]; then
	value="`sysctl -n hw.acpi.toshiba.lcd_brightness`"
elif [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "fujitsu" ]; then
	value="`sysctl -n hw.acpi.fujitsu.lcd_brightness`"
elif [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "asus" ]; then
	value="`sysctl -n hw.acpi.asus.lcd_brightness`"
elif [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "panasonic" ]; then
	value="`sysctl -n hw.acpi.panasonic.lcd_brightness`"
elif [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "ibm" ]; then
	value="`sysctl -n dev.acpi_ibm.0.lcd_brightness`"
elif [ "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" = "sony" ]; then
	value="`sysctl -n dev.acpi_sony.0.brightness`"
	value=`expr $value - 1`
else
	echo "org.freedesktop.Hal.Device.LaptopPanel.NotSupported" >&2
	echo "No ACPI method found" >&2
	exit 1
fi

exit ${value}