[meta-freescale] [oe-core PATCH v2 5/7] weston-init: Error out if loading a nested instance

[Otavio Salvador]

The Weston nested instance support is not implemented. This errors out
displaying an informative error message so someone insterested on it
may look at implement this later.

Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
---

Changes in v2: None

 meta/recipes-graphics/wayland/weston-init/weston-start | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/meta/recipes-graphics/wayland/weston-init/weston-start b/meta/recipes-graphics/wayland/weston-init/weston-start
index eb4b600..ff52ba3 100755
--- a/meta/recipes-graphics/wayland/weston-init/weston-start
+++ b/meta/recipes-graphics/wayland/weston-init/weston-start
@@ -14,6 +14,11 @@ if test $# -lt 2; then
 	exit 1
 fi
 
+if [ -n "$WAYLAND_DISPLAY" ]; then
+	echo "ERROR: A Wayland compositor is already running, nested Weston instance is not supported yet."
+	exit 1
+fi
+
 openvt_args=""
 while [ -n "$1" ]; do
 	openvt_args="$openvt_args $1"
-- 
2.8.2