scripts/thinkpad_light.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 hooks() {
   6   while read hook_name ; do
   7     case "${hook_name}" in
   8       vlock_save)
   9         light_status=$(awk '/^status:/ {print $2}' /proc/acpi/ibm/light)
  10
  11         if [ "${light_status}" = "on" ] ; then
  12           echo off | sudo tee /proc/acpi/ibm/light >/dev/null
  13         fi
  14       ;;
  15       vlock_save_abort)
  16         if [ "${light_status}" = "on" ] ; then
  17           echo on | sudo tee /proc/acpi/ibm/light >/dev/null
  18         fi
  19       ;;
  20     esac
  21   done
  22 }
  23
  24 if [ $# -ne 1 ] ; then
  25   echo >&2 "Usage: $0 <command>"
  26   exit 1
  27 fi
  28
  29 case "$1" in
  30   hooks)
  31     hooks
  32   ;;
  33 esac