ExternalProject_Add(
    myxlib
    SOURCE_DIR ${CMAKE_SOURCE_DIR}/thirdparty/myxlib
    INSTALL_DIR ${CMAKE_BINARY_DIR}
    DOWNLOAD_COMMAND ""
    CONFIGURE_COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" -DCMLIB_MAIN_DIR=${CMLIB_MAIN_DIR} ${CMLIB_EXT_PROJ_DEFAULT_ARGS} <SOURCE_DIR>
    BUILD_COMMAND true
  )

set(MYXLIB_PREFIX  ${CMAKE_BINARY_DIR} CACHE FILEPATH "" FORCE)
set(MYXLIB_INCLUDE_DIRS ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_INCLUDEDIR} CACHE PATH "" FORCE)
set(MYXLIB_LIBRARY_DIR ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR} CACHE PATH "" FORCE)
set(MYXLIB_QT_LIBRARY  ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}/libmyx-qt.a CACHE FILEPATH "" FORCE)
set(MYXLIB_FILESYSTEM_LIBRARY ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}/libmyx-filesystem.a CACHE FILEPATH "" FORCE)