Vulkan-Tools: fix cross

srcpkgs/Vulkan-Tools/template

@@ -4,7 +4,8 @@ version=1.1.77.0
 revision=1
 wrksrc="${pkgname}-sdk-${version}"
 build_style=cmake
-configure_args="-DGLSLANG_INSTALL_DIR=/usr"
+configure_args="-DGLSLANG_INSTALL_DIR=/usr
+ -DVULKAN_HEADERS_INSTALL_DIR=${XBPS_CROSS_BASE}/usr"
 hostmakedepends="python3 pkg-config glslang"
 makedepends="Vulkan-Headers vulkan-loader libxcb-devel libxkbcommon-devel
  wayland-devel libwayland-egl libXrandr-devel"
@@ -14,4 +15,10 @@ license="Apache-2.0"
 homepage="https://www.khronos.org/vulkan/"
 distfiles="https://github.com/KhronosGroup/${pkgname}/archive/sdk-${version}.tar.gz"
 checksum=15eaefa9d9370c58aac3458b3cb67909759fb4e965d737a57e7de6cc108fabc6
-nocross="refurses to compile if not on the same arch"
+
+if [ "$CROSS_BUILD" ]; then
+	# CMake Error at cube/CMakeLists.txt:188 (if):
+	# if given arguments:
+	# "STREQUAL" "x86_64"
+	configure_args+=" -DBUILD_CUBE=OFF"
+fi