[PATCH xserver] xwayland: add envvar XWAYLAND_NO_GLAMOR

[Olivier Fourdan]

Hi Eric,

> > Not all compositors allow for customizing the Xwayland command line,
> > gnome-shell/mutter for example have the command line and path to
> > Xwayland binary hardcoded, which makes it harder for users to disable
> > glamor acceleration in Xwayland (glamor being used by default).
> > 
> > Add an environment variable XWAYLAND_NO_GLAMOR t odiable glamor support
> 
> "to disable"

I can't type... v2 with an updated commit message is on its way.
 
> The change itself looks good to me.
> Reviewed-by: Eric Engestrom <eric.engestrom at imgtec.com>

Thanks!
 
> As to whether it's a good idea to allow this, I'd say it is, but you
> might want the opinion of someone who's more involved in this project :)

Cheers,
Olivier