project(CMSIS LANGUAGES C CXX ASM) add_library(CMSIS INTERFACE) target_include_directories(CMSIS INTERFACE ${CMAKE_SOURCE_DIR}/SDK/CMSIS ${CMAKE_SOURCE_DIR}/SDK/CMSIS/GD/GD32E23x/Include # Added directory of "gd32e23x_libopt.h". ${CMAKE_SOURCE_DIR}/Inc # 如有其它需要的头文件目录,可继续添加 )