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   alt.os.linux.slackware      I think its the one without Selinux crap      87,272 messages   

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   Message 85,445 of 87,272   
   Mike Small to Rich   
   Re: Detecting whether a monitor is on or   
   01 Oct 21 11:44:34   
   
   From: smallm@panix.com   
      
   Rich  writes:   
      
   >>        The first one: I would like to know whether the monitor is   
   >> physically turned on - i.e.  plugged into the electric outlet and   
   >> with the power button in the on position.   
   >>   
   >>        Can this be done from Slackware?   
   >   
   > I feel that this request is not possible from any OS without you first   
   > building the sensors and computer interface necessary to read those   
   > sensors from the attached PC.   
      
   Would he need to write a kernel driver? Or if he could take the output   
   of a light sensor to a parallel port line or joystick pin is there   
   already something available on the kernel side to make it a simple   
   userland program to read off the bit?   
      
   --   
   Mike Sm.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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