#!/bin/sh
#
# wled
#
WIRELESS_LED=/proc/acpi/asus/wled
IWCONFIG=/sbin/iwconfig

# $IFACE is set by ifup/down, $PPP_IFACE by pppd
[ -n "$PPP_IFACE" ] && IFACE=$PPP_IFACE

[ -r $WIRELESS_LED ] || /sbin/modprobe asus_acpi

if [ -x $IWCONFIG ]; then
  IS_WIRELESS=$($IWCONFIG $IFACE 2>/dev/null |grep ^$IFACE |wc -l)
  if [ $IS_WIRELESS -eq 1 -a -w $WIRELESS_LED ]; then
    case $(dirname "$0") in
      */if-up.d)
        echo -n 1 > $WIRELESS_LED
        ;;
      */if-down.d)
        echo -n 0 > $WIRELESS_LED
        ;;
    esac
  fi
fi