[directfb-users] Re: keyboard problem in script

[Denis Oliver Kropp <dok@directfb.org>]

Quoting Roberto Ugoccioni:
> Denis Oliver Kropp <dok@directfb.org> wrote:
> > 
> > The DirectFB master application (first DirectFB process)
> > needs to be setuid root for VT switching and raw keyboard input.
> > 
> 
> Thanks, this was indeed the problem: I ran the same script as root and it worked. I didn't know about this kernel's behaviour.
> Now, my PC is used only by me and is seldom connected to the internet, still I'd like to run things as root as little as possible. I made mplayer suid root (it works). Is this the right thing? Or is there some way to enable root privileges for the directfb subsystem (e.g. within mplayer) only?

You can write a small "directfbd" which is setuid root and just calls
DirectFBInit(), DirectFBCreate() and pause().

Additional processes can be started as a normal user.

-- 
Best regards,
  Denis Oliver Kropp

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