Fix missing pugixml dependency in generated CMake package file

CMakeLists.txt

@@ -43,18 +43,28 @@ target_include_directories(xdf PUBLIC
 	$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}>
 	$<INSTALL_INTERFACE:include>
 )
+include(CMakePackageConfigHelpers)
 include(GNUInstallDirs)
+configure_package_config_file(
+    ${CMAKE_CURRENT_LIST_DIR}/libxdfConfig.cmake.in
+    ${CMAKE_CURRENT_BINARY_DIR}/libxdfConfig.cmake
+    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
+)
 install(TARGETS xdf
-	EXPORT "${PROJECT_NAME}Config"
+	EXPORT "${PROJECT_NAME}Targets"
 	ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
 	LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
 	PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
-install(EXPORT "${PROJECT_NAME}Config"
+install(EXPORT "${PROJECT_NAME}Targets"
 	COMPONENT ${PROJECT_NAME}
 	NAMESPACE "XDF::"
 	DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
 )
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libxdfConfig.cmake
+    COMPONENT ${PROJECT_NAME}
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
+)
 
 # set(CPACK_STRIP_FILES ON)
 # set(CPACK_ARCHIVE_COMPONENT_INSTALL ON)

libxdfConfig.cmake.in

@@ -0,0 +1,9 @@
+@PACKAGE_INIT@
+
+include(CMakeFindDependencyMacro)
+
+if(NOT TARGET XDF::xdf)
+    include("${CMAKE_CURRENT_LIST_DIR}/libxdfTargets.cmake")
+endif()
+
+find_dependency(pugixml)