Begin port of qtbase to CMake

Done-by: Alexandru Croitor <alexandru.croitor@qt.io>
Done-by: Frederik Gladhorn <frederik.gladhorn@qt.io>
Done-by: Kevin Funk <kevin.funk@kdab.com>
Done-by: Mikhail Svetkin <mikhail.svetkin@qt.io>
Done-by: Simon Hausmann <simon.hausmann@qt.io>
Done-by: Tobias Hunger <tobias.hunger@qt.io>
Done-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Done-by: Volker Krause <volker.krause@kdab.com>
Change-Id: Ida4f8bd190f9a4849a1af7b5b7981337a5df5310
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
Reviewed-by: Mikhail Svetkin <mikhail.svetkin@qt.io>

1 files changed, 58 insertions, 0 deletions

diff --git a/cmake/QtBaseGlobalTargets.cmake b/cmake/QtBaseGlobalTargets.cmake
new file mode 100644
index 0000000000..5b2b746ef1
--- /dev/null
+++ b/cmake/QtBaseGlobalTargets.cmake
@@ -0,0 +1,58 @@
+# Where QtBuild.cmake can find QtModuleConfig.cmake.in
+set(Qt${PROJECT_VERSION_MAJOR}_DIR "${PROJECT_SOURCE_DIR}/cmake")
+
+
+## QtPlatform Target:
+set(name "Qt")
+add_library("${name}" INTERFACE)
+add_library("Qt::Platform" ALIAS "${name}")
+target_include_directories("${name}"
+    INTERFACE
+    $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/${QT_PLATFORM_DEFINITION_DIR}>
+    $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
+    $<INSTALL_INTERFACE:${INSTALL_DATADIR}/${QT_PLATFORM_DEFINITION_DIR}>
+    $<INSTALL_INTERFACE:${INSTALL_INCLUDEDIR}>
+    )
+target_compile_definitions("${name}" INTERFACE ${QT_PLATFORM_DEFINITIONS})
+set(config_install_dir "${INSTALL_LIBDIR}/cmake/${name}${PROJECT_VERSION_MAJOR}")
+install(TARGETS "${name}" EXPORT "${name}${PROJECT_VERSION_MAJOR}Targets")
+install(EXPORT "${name}${PROJECT_VERSION_MAJOR}Targets" NAMESPACE Qt:: DESTINATION "${config_install_dir}")
+
+configure_package_config_file(
+    "${PROJECT_SOURCE_DIR}/cmake/QtConfig.cmake.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/Qt${PROJECT_VERSION_MAJOR}Config.cmake"
+    INSTALL_DESTINATION "${config_install_dir}"
+)
+write_basic_package_version_file(
+    ${CMAKE_CURRENT_BINARY_DIR}/Qt${PROJECT_VERSION_MAJOR}ConfigVersion.cmake
+    VERSION ${PROJECT_VERSION}
+    COMPATIBILITY AnyNewerVersion
+)
+install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/Qt${PROJECT_VERSION_MAJOR}Config.cmake"
+    "${CMAKE_CURRENT_BINARY_DIR}/Qt${PROJECT_VERSION_MAJOR}ConfigVersion.cmake"
+    DESTINATION "${config_install_dir}"
+    COMPONENT Devel
+)
+
+
+## Library to hold global features:
+add_library(Qt_global_Config INTERFACE)
+
+qt_feature_module_begin(LIBRARY QtCore
+    PUBLIC_FILE src/corelib/global/qconfig.h
+    PRIVATE_FILE src/corelib/global/qconfig_p.h
+)
+include("${CMAKE_CURRENT_SOURCE_DIR}/configure.cmake")
+qt_feature_module_end(Qt_global_Config)
+
+
+## Install some QtBase specific CMake files:
+install(FILES
+        cmake/QtBuild.cmake
+        cmake/QtFeature.cmake
+        cmake/QtPostProcess.cmake
+        cmake/QtSetup.cmake
+        cmake/QtModuleConfig.cmake.in
+    DESTINATION "${config_install_dir}"
+)