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//proc/self/root/usr/lib/hal/scripts/hal-system-lcd-get-brightness
#!/bin/sh # # Copyright (C) 2005 Richard Hughes <richard@hughsie.com> # # 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. # Check for environment variables if [ -z "$HAL_PROP_LAPTOP_PANEL_ACCESS_METHOD" ]; then echo "org.freedesktop.Hal.Device.UnknownError" >&2 echo "Missing or empty environment variable(s)." >&2 echo "This script should be started by hald." >&2 exit 1 fi # TODO: check privilege if [ -n "$HALD_UNAME_S" -a -x ./$HALD_UNAME_S/hal-system-lcd-get-brightness-$HALD_UNAME_S ]; then exec ./$HALD_UNAME_S/hal-system-lcd-get-brightness-$HALD_UNAME_S $@ else echo "org.freedesktop.Hal.Device.UnknownError" >&2 echo "No back-end for your operating system" >&2 exit 1 fi