mingw-cross.cmake

#
# https://cmake.org/cmake/help/book/mastering-cmake/chapter/Cross%20Compiling%20With%20CMake.html
#
# the name of the target operating system
set(CMAKE_SYSTEM_NAME Windows)

# which compilers to use for C and C++
set(CMAKE_C_COMPILER   x86_64-w64-mingw32-gcc)
set(CMAKE_CXX_COMPILER x86_64-w64-mingw32-g++)

# where is the target environment located
set(CMAKE_FIND_ROOT_PATH  /usr/bin
    /devel/bin/mingw-install)

# adjust the default behavior of the FIND_XXX() commands:
# search programs in the host environment
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)

# search headers and libraries in the target environment
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

#set(CMAKE_BUILD_TYPE DEBUG)
#set(CMAKE_C_FLAGS "-O0 -ggdb")
#set(CMAKE_C_FLAGS_DEBUG "-O0 -ggdb")
#set(CMAKE_C_FLAGS_RELEASE "-O0 -ggdb")
#set(CMAKE_CXX_FLAGS "-O0 -ggdb")
#set(CMAKE_CXX_FLAGS_DEBUG "-O0 -ggdb")
#set(CMAKE_CXX_FLAGS_RELEASE "-O0 -ggdb")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -static -static-libgcc -march=x86-64 -mtune=generic")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static -static-libgcc -static-libstdc++ -march=x86-64 -mtune=generic")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -L/usr/local/lib -static -static-libgcc -static-libstdc++ -march=x86-64 -mtune=generic")