35 lines
1.5 KiB
CMake
35 lines
1.5 KiB
CMake
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# Pick GCC Version
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macro(pick_gcc_version gcc_root gcc_version)
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file(GLOB children RELATIVE "${gcc_root}" "${gcc_root}/*")
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set("${gcc_version}" "")
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foreach(child IN LISTS children)
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if(IS_DIRECTORY "${gcc_root}/${child}" AND ("${${gcc_version}}" STREQUAL "" OR "${child}" GREATER_EQUAL "${${gcc_version}}"))
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set("${gcc_version}" "${child}")
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endif()
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endforeach()
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if("${${gcc_version}}" STREQUAL "")
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message(FATAL_ERROR "Unable To Pick GCC Version")
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endif()
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message(STATUS "Using GCC Version: ${${gcc_version}}")
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endmacro()
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# Setup Toolchain
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macro(setup_toolchain target)
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# Use ARM Cross-Compiler
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set(CMAKE_C_COMPILER "clang")
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set(CMAKE_C_COMPILER_TARGET "${target}")
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set(CMAKE_CXX_COMPILER "clang++")
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set(CMAKE_CXX_COMPILER_TARGET "${target}")
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set(CMAKE_FIND_ROOT_PATH "/usr/${target}" "/usr/lib/${target}")
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# Include Directories
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set(NEW_FLAGS "-nostdinc -nostdinc++ -Wno-unused-command-line-argument")
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set(CMAKE_C_FLAGS_INIT "${CMAKE_C_FLAGS_INIT} ${NEW_FLAGS}")
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set(CMAKE_CXX_FLAGS_INIT "${CMAKE_CXX_FLAGS_INIT} ${NEW_FLAGS}")
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pick_gcc_version("/usr/lib/gcc-cross/${target}" GCC_VERSION)
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include_directories(SYSTEM "/usr/lib/gcc-cross/${target}/${GCC_VERSION}/include" "/usr/${target}/include/c++/${GCC_VERSION}" "/usr/${target}/include/c++/${GCC_VERSION}/${target}" "/usr/${target}/include")
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# Extra
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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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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endmacro()
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