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egl: don't bind the wayland display if the extension is not available

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When running in a purely swrast environment (such as with
LIBGL_ALWAYS_SOFTWARE), the extension is not exposed by mesa,
but wayland is still possible with wl_shm.

https://bugzilla.gnome.org/show_bug.cgi?id=704750

Reviewed-by: Neil Roberts <neil@linux.intel.com>
(cherry picked from commit 8d4e4b0e8062708cece4d4c929abccc492ee21cc)
This commit is contained in:
Giovanni Campagna 2013-07-23 17:10:57 +02:00 committed by Neil Roberts
parent f3c930ceb7
commit b635b68756
1 changed files with 3 additions and 2 deletions
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cogl/winsys/cogl-winsys-egl.c
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@ -456,6 +456,7 @@ _cogl_winsys_display_setup (CoglDisplay *display,
struct wl_display *wayland_display = display->wayland_compositor_display; struct wl_display *wayland_display = display->wayland_compositor_display;
CoglRendererEGL *egl_renderer = display->renderer->winsys; CoglRendererEGL *egl_renderer = display->renderer->winsys;
if (egl_renderer->pf_eglBindWaylandDisplay)
egl_renderer->pf_eglBindWaylandDisplay (egl_renderer->edpy, egl_renderer->pf_eglBindWaylandDisplay (egl_renderer->edpy,
wayland_display); wayland_display);
} }