Error out if dependencies aren't met.

This ensures that a build won't become a no-op with confusing results, and no
clear indication of what the problem is.

Change-Id: Ie9ad14b8d8230cfd3b2772511b853d71f2eed977
Reviewed-by: Giulio Camuffo <giulio.camuffo@jollamobile.com>
Reviewed-by: Sergio Ahumada <sahumada@blackberry.com>
Reviewed-by: Gunnar Sletta <gunnar.sletta@jollamobile.com>

1 files changed, 3 insertions, 14 deletions

diff --git a/qtwayland.pro b/qtwayland.pro
index a834a48a..3390ba31 100644
--- a/qtwayland.pro
+++ b/qtwayland.pro
@@ -13,25 +13,14 @@ qtCompileTest(libhybris_egl_server)
 
 load(qt_parts)
 
-!config_wayland {
-    warning("QtWayland requires Wayland 1.2.0 or higher")
-    SUBDIRS =
-}
+!config_wayland: error("QtWayland requires Wayland 1.2.0 or higher")
+!config_wayland_scanner: error("QtWayland requires wayland-scanner")
+!config_wayland_cursor: error("QtWayland requires wayland-cursor")
 
 !config_xkbcommon {
     warning("No xkbcommon 0.2.0 or higher found, disabling support for it")
 }
 
-!config_wayland_scanner {
-    warning("QtWayland requires wayland-scanner")
-    SUBDIRS =
-}
-
-!config_wayland_cursor {
-    warning("QtWayland requires wayland-cursor")
-    SUBDIRS =
-}
-
 !config_wayland_egl {
     message("no wayland-egl support detected, cross-toolkit compatibility disabled");
 }