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Text File  |  2008-10-14  |  1KB  |  60 lines
  1. # a micro library of helper functions for the power scripts
  2.  
  3. umask 022;
  4.  
  5. PATH="$PATH:/usr/bin/X11"
  6. POWERSTATE="/var/lib/acpi-support/powerstate"
  7.  
  8. getXuser() {
  9.         user=`finger| grep -m1 ":$displaynum " | awk '{print $1}'`
  10.     if [ x"$user" = x"" ]; then
  11.         user=`finger| grep -m1 ":$displaynum" | awk '{print $1}'`
  12.     fi
  13.     if [ x"$user" != x"" ]; then
  14.             userhome=`getent passwd $user | cut -d: -f6`
  15.             export XAUTHORITY=$userhome/.Xauthority
  16.     else
  17.         export XAUTHORITY=""
  18.     fi
  19. }
  20.  
  21. getXconsole() {
  22.     console=`fgconsole`;
  23.     displaynum=`ps ax | grep -m1 -e '[X] .* vt'$console | sed -re 's!.*/X .*:([0-9]+).*!\1!'`
  24.     if [ x"$displaynum" != x"" ]; then
  25.         export DISPLAY=":$displaynum"    
  26.         getXuser
  27.     fi
  28. }
  29.  
  30. getState() {
  31.         /usr/bin/on_ac_power;
  32.         if [ "$?" -eq 0 ]; then
  33.                 STATE="AC";
  34.         elif [ "$?" -eq 1 ]; then
  35.                 STATE="BATTERY";
  36.         fi
  37. }
  38.         
  39. #check our state has actually changed
  40. checkStateChanged() {
  41. # do we have our state stashed?
  42.         if [ -f "$POWERSTATE" ]; then
  43.                 OLDSTATE=$(<$POWERSTATE) 
  44.                 if [ "$STATE" = "$OLDSTATE" ]; then
  45.                        exit 0
  46.                 else
  47. #stash the new state
  48.                         echo "$STATE" > $POWERSTATE
  49.                 fi
  50.         else
  51. #we need to stash the new state
  52.                 echo "$STATE" > $POWERSTATE
  53.         fi
  54. }
  55.  
  56. LAPTOP_MODE='/usr/sbin/laptop_mode'
  57. HDPARM='/sbin/hdparm -q'
  58.  
  59. LIDSTATE='/var/lib/acpi-support/lidstate'
  60.