| # Sample toolchain file for building for Windows from an Ubuntu Linux system. |
| # |
| # Typical usage: |
| # *) install cross compiler: `sudo apt-get install mingw-w64` |
| # *) cmake -H. -B_build_mingw -DCMAKE_TOOLCHAIN_FILE="${PWD}/toolchains/linux-mingw-w64.cmake" |
| |
| set(CMAKE_SYSTEM_NAME Windows) |
| set(CMAKE_SYSTEM_PROCESSOR x86_64) |
| set(TOOLCHAIN_PREFIX x86_64-w64-mingw32) |
| |
| # set compiler |
| set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc) |
| set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++) |
| set(CMAKE_RC_COMPILER ${TOOLCHAIN_PREFIX}-windres) |
| |
| # target environment on the build host system |
| # set 1st to dir with the cross compiler's C/C++ headers/libs |
| set(CMAKE_FIND_ROOT_PATH /usr/${TOOLCHAIN_PREFIX}) |
| |
| # modify default behavior of FIND_XXX() commands to |
| # search for headers/libs in the target environment and |
| # search for programs in the build host environment |
| set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) |
| set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) |
| set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) |
| |
| # use emulator for `try_run` calls |
| set(CMAKE_CROSSCOMPILING_EMULATOR wine64) |
| |
| # set c++ standard |
| set(CMAKE_CXX_STANDARD 11) |
| set(CMAKE_CXX_STANDARD_REQUIRED ON) |
| set(CMAKE_CXX_EXTENSIONS ON) |