42 lines
1.5 KiB
CMake
42 lines
1.5 KiB
CMake
SET(CMAKE_SYSTEM_NAME Linux)
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SET(CMAKE_SYSTEM_VERSION 1)
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SET(CROSSROOT $ENV{HOME}/crosscompile)
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SET(DEVROOT ${CROSSROOT}/raspberrypi)
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SET(PIROOT ${DEVROOT}/rootfs)
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SET(PITOOLCHAIN ${DEVROOT}/tools)
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SET(TOOLROOT ${PITOOLCHAIN}/gcc-linaro-7.4.1-2019.02-x86_64_arm-linux-gnueabihf )
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SET(QT_BIN_PATH ${CROSSROOT}/Qt5/5.7/gcc_64/bin)
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# specify the cross compiler
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SET(CMAKE_C_COMPILER ${TOOLROOT}/bin/arm-linux-gnueabihf-gcc)
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SET(CMAKE_CXX_COMPILER ${TOOLROOT}/bin/arm-linux-gnueabihf-g++)
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SET(CPACK_DEBIAN_PACKAGE_ARCHITECTURE "armhf" )
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SET(CMAKE_SYSROOT ${PIROOT})
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SET(CMAKE_FIND_ROOT_PATH ${PIROOT})
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# search for programs in the build host directories
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SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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# for libraries and headers in the target directories
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SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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#SET(CMAKE_FIND_ROOT_PATH_MODE_PACKAGES ONLY)
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#SET Flags for linking as dynamic linker config file is not being properly parsed by the toolchain
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# see https://solderspot.wordpress.com/2016/02/04/cross-compiling-for-raspberry-pi-part-ii/
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SET(FLAGS "-Wl,-rpath-link,${PIROOT}/opt/vc/lib -Wl,-rpath-link,${PIROOT}/lib/arm-linux-gnueabihf -Wl,-rpath-link,${PIROOT}/usr/lib/arm-linux-gnueabihf -Wl,-rpath-link,${PIROOT}/usr/local/lib")
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UNSET(CMAKE_C_FLAGS CACHE)
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UNSET(CMAKE_CXX_FLAGS CACHE)
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SET(CMAKE_CXX_FLAGS ${FLAGS} CACHE STRING "" FORCE)
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SET(CMAKE_C_FLAGS ${FLAGS} CACHE STRING "" FORCE)
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link_directories(${PIROOT}/lib/arm-linux-gnueabihf)
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