Add fake qtwaylandscanner-kde package

This support packages splits part of the kwayland-server code and
builds it for the cross-compilation toolchain.

recipes-support/qtwaylandscanner-kde.inc

@@ -0,0 +1,31 @@
+# SPDX-FileCopyrightText: 2018-2020 Volker Krause <vkrause@kde.org>
+#
+# SPDX-License-Identifier: MIT
+
+DESCRIPTION = "qtwaylandscanner temporary fork (really KWayland Server repository subset)"
+HOMEPAGE = "https://invent.kde.org/plasma/kwayland-server/"
+LICENSE = "LGPL-2.1"
+LIC_FILES_CHKSUM = "file://LICENSES/LGPL-2.1-only.txt;md5=fabba2a3bfeb22a6483d44e9ae824d3f"
+PR = "r0"
+
+BBCLASSEXTEND = "native nativesdk"
+
+DEPENDS = " \
+    qtbase \
+    extra-cmake-modules \
+"
+
+SRC_URI = " \
+    git://invent.kde.org/plasma/kwayland-server;nobranch=1;protocol=https \
+    file://fake_project_root.patch \
+"
+S = "${WORKDIR}/git/"
+
+OECMAKE_SOURCEPATH = "${S}/src/tools"
+
+inherit cmake_qt5
+
+do_install() {
+    install -d ${D}/${bindir}
+    cp ${B}/qtwaylandscanner_kde ${D}/${bindir}
+}

recipes-support/qtwaylandscanner-kde/fake_project_root.patch

@@ -0,0 +1,27 @@
+diff --git a/src/tools/CMakeLists.txt b/src/tools/CMakeLists.txt
+index 5eea6e49..b78afb7b 100644
+--- a/src/tools/CMakeLists.txt
++++ b/src/tools/CMakeLists.txt
+@@ -1,3 +1,22 @@
++cmake_minimum_required(VERSION 3.16)
++set(QT_MIN_VERSION "5.15.0")
++project(QtWaylandScannerKde)
++set(CMAKE_CXX_STANDARD 17)
++set(CMAKE_CXX_STANDARD_REQUIRED ON)
++
++# ECM setup
++include(FeatureSummary)
++find_package(ECM ${KF5_MIN_VERSION} NO_MODULE REQUIRED)
++set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
++
++include(CheckIncludeFile)
++
++include(KDEInstallDirs)
++include(KDECompilerSettings NO_POLICY_SCOPE)
++include(KDECMakeSettings)
++
++find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED Concurrent)
++
+ remove_definitions(-DQT_NO_CAST_FROM_ASCII)
+ add_executable(qtwaylandscanner_kde qtwaylandscanner.cpp)
+ target_link_libraries(qtwaylandscanner_kde Qt::Core)

recipes-support/qtwaylandscanner-kde_5.21.90.bb

@@ -0,0 +1,5 @@
+# SPDX-FileCopyrightText: none
+# SPDX-License-Identifier: CC0-1.0
+
+require ${PN}.inc
+SRCREV = "v${PV}"