<div dir="ltr">Sounds good, will do! </div><div class="gmail_extra"> <div class="gmail_quote">On Wed, Aug 12, 2015 at 4:41 AM, Pekka Paalanen <<a href="mailto:ppaalanen@gmail.com" target="_blank">ppaalanen@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Mon, 25 May 2015 01:12:15 -0700 Dima Ryazanov <<a href="mailto:dima@gmail.com">dima@gmail.com</a>> wrote: > Although defaulting to wayland-0 seems convenient, it has an undesirable > side effect: clients may unintentionally connect to the wrong compositor. > Generally, it's safer to fail instead. Here's a real example: > > In Fedora 22, Gtk+ prefers Wayland over X11, though the default session is still > a normal X11 Gnome session. When you launch a Gtk+ app, it will try Wayland, > fail, then try X11, and succesfully start up. That works fine. > > Now suppose you launch Weston while running the Gnome session. Suddenly, all > of the Gtk+ apps launched from Gnome will show up inside Weston instead. > That's unexpected. There's also no good way to prevent that from happening > (other than perhaps setting WAYLAND_DISPLAY to an invalid value when launching > an app). > > Not using wayland-0 as the default will solve that problem: an app launched > from the X11 Gnome session will use the X11 backend regardless of whether > there's a wayland compositor running at the same time. > > Everything else should work as before. The compositor already sets > the WAYLAND_DISPLAY when starting the session, so the lack of the default value > should not make a difference to the user. > > Signed-off-by: Dima Ryazanov <<a href="mailto:dima@gmail.com">dima@gmail.com</a>> Hi, gathering the comments from the thread, it seems we have Acked-bys from: Pekka Paalanen <<a href="mailto:ppaalanen@gmail.com">ppaalanen@gmail.com</a>> Giulio Camuffo <<a href="mailto:giuliocamuffo@gmail.com">giuliocamuffo@gmail.com</a>> Daniel Stone <<a href="mailto:daniel@fooishbar.org">daniel@fooishbar.org</a>> "Jasper St. Pierre" <<a href="mailto:jstpierre@mecheye.net">jstpierre@mecheye.net</a>> Seems like a pretty strong set. Would you like to send a non-RFC version of this patch? I think you can include also the above Acked-bys. Thanks, pq </blockquote></div> </div>