build: Move wayland-scanner check into platform

Also only check for wayland-scanner if building for the Wayland
platform.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Fixes: bfa22266cd4d ("vulkan/wsi/wayland: Add support for zwp_dmabuf")
Cc: Emil Velikov <emil.velikov@collabora.co.uk>
Reported-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105211

diff --git a/configure.ac b/configure.ac
index d8826cbb42616bff7d78302d57ebe0bd29f46d08..346c8130352bd096e039effa5d02792a415801ae 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1770,13 +1770,6 @@ if test "x$with_platforms" = xauto; then
     with_platforms=$with_egl_platforms
 fi
 
-PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
-        WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
-        WAYLAND_SCANNER='')
-if test "x$WAYLAND_SCANNER" = x; then
-    AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
-fi
-
 # Do per platform setups and checks
 platforms=`IFS=', '; echo $with_platforms`
 for plat in $platforms; do
@@ -1788,6 +1781,13 @@ for plat in $platforms; do
         PKG_CHECK_MODULES([WAYLAND_PROTOCOLS], [wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED])
         WAYLAND_PROTOCOLS_DATADIR=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
 
+        PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
+                          WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
+                          WAYLAND_SCANNER='')
+        if test "x$WAYLAND_SCANNER" = x; then
+            AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
+        fi
+
         if test "x$WAYLAND_SCANNER" = "x:"; then
                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
         fi