SET(CMAKE_SYSTEM_NAME Linux)
SET(CMAKE_SYSTEM_PROCESSOR arm)


# 交叉编译环境路径
SET(TOOLCHAIN_DIR "/opt/toolchain-arm_cortex-a7")
SET(CMAKE_C_COMPILER ${TOOLCHAIN_DIR}/bin/arm-openwrt-linux-gcc)
SET(CMAKE_CXX_COMPILER ${TOOLCHAIN_DIR}/bin/arm-openwrt-linux-g++)


# 指定交叉编译环境查找目录
SET(CMAKE_FIND_ROOT_PATH ${TOOLCHAIN_DIR} ${TOOLCHAIN_DIR}/usr)
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(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)