feat: export configs

Author: liampace

CMakeLists.txt

@@ -6,15 +6,16 @@ if (POLICY CMP0141)
   set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT "$<IF:$<AND:$<C_COMPILER_ID:MSVC>,$<CXX_COMPILER_ID:MSVC>>,$<$<CONFIG:Debug,RelWithDebInfo>:EditAndContinue>,$<$<CONFIG:Debug,RelWithDebInfo>:ProgramDatabase>>")
 endif()
 
-project ("MyLibrary")
+set(MYLIBRARY_INCLUDE_DIR 
+	$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>)
+
+project("MyLibrary")
 set(PROJECT_VERSION_MAJOR 1)
 set(PROJECT_VERSION_MINOR 0)
 set(PROJECT_VERSION_PATCH 0)
 set(PROJECT_VERSION "${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}")
 set(PROJECT_DESCRIPTION "A simple CMake library.")
-set(MYLIBRARY_INCLUDE_DIR 
-	$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
-    $<INSTALL_INTERFACE:include>)
 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
 # Add build options to this project.
@@ -88,4 +89,21 @@ if (MYLIBRARY_INSTALL)
 		NAMESPACE ${PROJECT_NAME}::
 		DESTINATION ${MYLIBRARY_EXPORT_PATH})
 
+	set(MYLIBRARY_EXPORT_CONFIGS_FILE "${PROJECT_NAME}Config.cmake")
+	include(CMakePackageConfigHelpers)
+	configure_package_config_file(
+		"${CMAKE_CURRENT_SOURCE_DIR}/cmake/${MYLIBRARY_EXPORT_CONFIGS_FILE}"
+		"${CMAKE_CURRENT_BINARY_DIR}/${MYLIBRARY_EXPORT_CONFIGS_FILE}"
+		INSTALL_DESTINATION ${MYLIBRARY_EXPORT_PATH})
+
+	set(MYLIBRARY_EXPORT_CONFIGS_VERSION_FILE "${PROJECT_NAME}ConfigVersion.cmake")
+	write_basic_package_version_file(
+		${MYLIBRARY_EXPORT_CONFIGS_VERSION_FILE}
+		VERSION ${PACKAGE_VERSION}
+		COMPATIBILITY SameMajorVersion)
+
+	install(FILES
+	 "${CMAKE_CURRENT_BINARY_DIR}/${MYLIBRARY_EXPORT_CONFIGS_FILE}"
+	 "${CMAKE_CURRENT_BINARY_DIR}/${MYLIBRARY_EXPORT_CONFIGS_VERSION_FILE}"
+	 DESTINATION ${MYLIBRARY_EXPORT_PATH})
 endif()

cmake/MyLibraryConfig.cmake

@@ -0,0 +1,6 @@
+@PACKAGE_INIT@
+file(GLOB EXPORT_FILES "${CMAKE_CURRENT_LIST_DIR}/*Targets.cmake")
+foreach(EXPORT_FILE ${EXPORT_FILES})
+    include(${EXPORT_FILE})
+endforeach()
+check_required_components(MyLibrary::MyLibrary)