1
2if(CROSS)
3        MESSAGE(STATUS " ** Win32 Cross compiling activated, overriding cmake internals **")
4        # the name of the target operating system
5        SET(CMAKE_SYSTEM_NAME Windows)
6        SET(PFIX  $ENV{CROSS_PREFIX})
7        SET(TOOLCHAIN_LOCATION  $ENV{TOOLCHAIN_LOCATION})
8        SET(CROSS_C_COMPILER $ENV{CROSS_C_COMPILER})
9        SET(CROSS_CXX_COMPILER $ENV{CROSS_CXX_COMPILER})
10        MESSAGE(STATUS " ** Mingw Root : ${CROSS}")
11        MESSAGE(STATUS " ** C++   Root : ${TOOLCHAIN_LOCATION}")
12        # which compilers to use for C and C++
13        SET(CMAKE_C_COMPILER ${TOOLCHAIN_LOCATION}/bin/${PFIX}-${CROSS_C_COMPILER})
14        SET(CMAKE_CXX_COMPILER ${TOOLCHAIN_LOCATION}/bin/${PFIX}-${CROSS_CXX_COMPILER})
15        SET(CMAKE_LINKER ${TOOLCHAIN_LOCATION}/bin/${PFIX}-ld)
16        SET(CMAKE_AR ${TOOLCHAIN_LOCATION}/bin/${PFIX}-ar)
17        SET(CMAKE_RC_COMPILER ${TOOLCHAIN_LOCATION}/bin/${PFIX}-windres)
18	INCLUDE_DIRECTORIES(${CROSS}/include ${TOOLCHAIN_LOCATION}/include)
19	LINK_DIRECTORIES(${CROSS}/lib ${TOOLCHAIN_LOCATION}/lib)
20
21        # here is the target environment located
22        SET(CMAKE_FIND_ROOT_PATH  ${TOOLCHAIN_LOCATION}  ${CROSS} )
23
24        # adjust the default behaviour of the FIND_XXX() commands:
25        # search headers and libraries in the target environment, search
26        # programs in the host environment
27        set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
28        set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
29        set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
30endif(CROSS)
31
32