xhost +localhost

[Gert Cuykens]

On Thu, 03 Feb 2005 23:40:01 +0000, Chris Hodgins
<chodgins at cis.strath.ac.uk> wrote:
> Gert Cuykens wrote:
> > On Thu, 3 Feb 2005 14:58:35 -0800, Loren M. Lang <lorenl at alzatex.com> wrote:
> >
> >>This enable all programs to have access that are using unix domain
> >>sockets to not need the MIT-MAGIC-COOKIE stored in the .Xauthority file
> >>in the users home directory so any user can open a program on that
> >>display.  xhost +localhost adds all programs from localhost using tcp
> >>connections instead.  DISPLAY=:0 causes a program to use fast unix
> >>domain sockets where DISPLAY=localhost:0 causes a program to use slow
> >>tcp sockets instead.  tcp sockets are really only needed for remote
> >>connections and xhost +localhost won't allow any local programs to
> >>access X unless they use tcp, not unix.  See my first response for more
> >>information.
> >
> >
> > ok time out :)
> > 1)does xhost set the DISPLAY variable ?
> 
> No.  You have export the variable yourself.  xhost allows you to grant
> or deny access to others.  A user who has access and wishes to connect
> may set his DISPLAY variable to the corresponding DISPLAY.
> 
> > 2)does xhost local: also uses the tcp thingie or use it the x socket thingie ?
> 
> I think xhost local: allows access to BSD sockets, so not tcp.
> 

thx

3)what must i put in the .Xauthority file to make the screensaver work
without having to use xhost local:?