34 lines
1.2 KiB
CMake
34 lines
1.2 KiB
CMake
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# Sample toolchain file for building for Windows from an Ubuntu Linux system.
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#
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# Typical usage:
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# *) install cross compiler: `sudo apt-get install mingw-w64`
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# *) cmake -H. -B_build_mingw -DCMAKE_TOOLCHAIN_FILE="${PWD}/toolchains/linux-mingw-w64.cmake"
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set(CMAKE_SYSTEM_NAME Windows)
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set(CMAKE_SYSTEM_PROCESSOR x86_64)
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set(TOOLCHAIN_PREFIX x86_64-w64-mingw32)
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# set compiler
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set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc)
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set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++)
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set(CMAKE_RC_COMPILER ${TOOLCHAIN_PREFIX}-windres)
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# target environment on the build host system
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# set 1st to dir with the cross compiler's C/C++ headers/libs
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set(CMAKE_FIND_ROOT_PATH /usr/${TOOLCHAIN_PREFIX})
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# modify default behavior of FIND_XXX() commands to
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# search for headers/libs in the target environment and
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# search for programs in the build host environment
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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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# use emulator for `try_run` calls
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set(CMAKE_CROSSCOMPILING_EMULATOR wine64)
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# set c++ standard
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS ON)
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