set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR aarch64)

#set(CMAKE_FIND_ROOT_PATH "C:/wyc/Environment/arm-gnu-toolchain-14.2.rel1-mingw-w64-x86_64-arm-none-linux-gnueabihf")
set(CMAKE_FIND_ROOT_PATH "C:/wyc/Environment/arm-gnu-toolchain-14.2.rel1-mingw-w64-x86_64-aarch64-none-linux-gnu")


set(TOOLCHAIN_PREFIX                aarch64-none-linux-gnu-)
set(CMAKE_C_COMPILER "${CMAKE_FIND_ROOT_PATH}/bin/${TOOLCHAIN_PREFIX}gcc.exe")
set(CMAKE_CXX_COMPILER "${CMAKE_FIND_ROOT_PATH}/bin/${TOOLCHAIN_PREFIX}g++.exe")
set(CMAKE_AR "${CMAKE_FIND_ROOT_PATH}/bin/${TOOLCHAIN_PREFIX}ar.exe")
set(CMAKE_LINKER "${CMAKE_FIND_ROOT_PATH}/bin/${TOOLCHAIN_PREFIX}-ld.exe")


set(CMAKE_FIND_ROOT_PATH "C:/wyc/cached_external_library/arm_toolchain/FriendlyARM/toolchain/11.3-aarch64/aarch64-cortexa53-linux-gnu/sysroot")
set(CMAKE_SYSROOT C:/wyc/cached_external_library/arm_toolchain/FriendlyARM/toolchain/11.3-aarch64/aarch64-cortexa53-linux-gnu/sysroot)


# https://cmake.org/cmake/help/v3.31/variable/CMAKE_FIND_ROOT_PATH_MODE_PROGRAM.html#cmake-find-root-path-mode-program



set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)


#set(CXX "/c/wyc/Environment/arm-gnu-toolchain-14.2.rel1-mingw-w64-x86_64-aarch64-none-linux-gnu/bin/aarch64-none-linux-gnu-gcc.exe")