SET(CMAKE_TOOLCHAIN_TARGET x86_64-w64-mingw32)
SET(CMAKE_SYSTEM_NAME Windows)

# specify the cross compiler
SET(CMAKE_C_COMPILER /usr/bin/${CMAKE_TOOLCHAIN_TARGET}-gcc)
SET(CMAKE_CXX_COMPILER /usr/bin/${CMAKE_TOOLCHAIN_TARGET}-g++)
SET(CMAKE_RC_COMPILER /usr/bin/${CMAKE_TOOLCHAIN_TARGET}-windres)

# where is the target environment
SET(CMAKE_FIND_ROOT_PATH /usr/${CMAKE_TOOLCHAIN_TARGET})

# search for programs in the build host directories
SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
# for libraries and headers in the target directories
SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

# FindQt4.cmake queries qmake to get information,
# which doesn't work when crosscompiling
SET(QT_HEADERS_DIR ${CMAKE_FIND_ROOT_PATH}/include)
SET(QT_LIBRARY_DIR ${CMAKE_FIND_ROOT_PATH}/lib)

# override boost library suffix which defaults to -mgw
SET(Boost_COMPILER -gcc46)