toolchain-gcc.cmake

   1
   2 # pass variables necessary for the toolchain (needed for try_compile)
   3 set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES ARCH)
   4
   5 # Choose the right MinGW toolchain prefix
   6 if(NOT DEFINED MINGW_TOOLCHAIN_PREFIX)
   7     if(ARCH STREQUAL "i386")
   8
   9         if(CMAKE_HOST_WIN32)
  10             set(MINGW_TOOLCHAIN_PREFIX "" CACHE STRING "MinGW Toolchain Prefix")
  11         else()
  12             set(MINGW_TOOLCHAIN_PREFIX "i686-w64-mingw32-" CACHE STRING "MinGW-W64 Toolchain Prefix")
  13         endif()
  14
  15     elseif(ARCH STREQUAL "amd64")
  16         set(MINGW_TOOLCHAIN_PREFIX "x86_64-w64-mingw32-" CACHE STRING "MinGW Toolchain Prefix")
  17     elseif(ARCH STREQUAL "arm")
  18         set(MINGW_TOOLCHAIN_PREFIX "arm-mingw32ce-" CACHE STRING "MinGW Toolchain Prefix")
  19     endif()
  20 endif()
  21
  22 if(NOT DEFINED MINGW_TOOLCHAIN_SUFFIX)
  23     set(MINGW_TOOLCHAIN_SUFFIX "" CACHE STRING "MinGW Toolchain Suffix")
  24 endif()
  25
  26 # The name of the target operating system
  27 set(CMAKE_SYSTEM_NAME Windows)
  28 set(CMAKE_SYSTEM_PROCESSOR i686)
  29
  30 # Which tools to use
  31 set(CMAKE_C_COMPILER ${MINGW_TOOLCHAIN_PREFIX}gcc${MINGW_TOOLCHAIN_SUFFIX})
  32 set(CMAKE_CXX_COMPILER ${MINGW_TOOLCHAIN_PREFIX}g++${MINGW_TOOLCHAIN_SUFFIX})
  33 set(CMAKE_ASM_COMPILER ${MINGW_TOOLCHAIN_PREFIX}gcc${MINGW_TOOLCHAIN_SUFFIX})
  34 set(CMAKE_ASM_COMPILER_ID "GNU")
  35 set(CMAKE_MC_COMPILER ${MINGW_TOOLCHAIN_PREFIX}windmc)
  36 set(CMAKE_RC_COMPILER ${MINGW_TOOLCHAIN_PREFIX}windres)
  37 set(CMAKE_DLLTOOL ${MINGW_TOOLCHAIN_PREFIX}dlltool)
  38 #set(CMAKE_AR ${MINGW_TOOLCHAIN_PREFIX}gcc-ar${MINGW_TOOLCHAIN_SUFFIX})
  39 set(CMAKE_OBJCOPY ${MINGW_TOOLCHAIN_PREFIX}objcopy)
  40
  41 set(CMAKE_C_CREATE_STATIC_LIBRARY "<CMAKE_AR> crT <TARGET> <LINK_FLAGS> <OBJECTS>")
  42 set(CMAKE_CXX_CREATE_STATIC_LIBRARY ${CMAKE_C_CREATE_STATIC_LIBRARY})
  43 set(CMAKE_ASM_CREATE_STATIC_LIBRARY ${CMAKE_C_CREATE_STATIC_LIBRARY})
  44
  45 # Don't link with anything by default unless we say so
  46 set(CMAKE_C_STANDARD_LIBRARIES "-lgcc" CACHE STRING "Standard C Libraries")
  47
  48 #MARK_AS_ADVANCED(CLEAR CMAKE_CXX_STANDARD_LIBRARIES)
  49 set(CMAKE_CXX_STANDARD_LIBRARIES "-lgcc" CACHE STRING "Standard C++ Libraries")
  50
  51 # This allows to have CMake test the compiler without linking
  52 set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
  53
  54 set(CMAKE_SHARED_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import")
  55 set(CMAKE_MODULE_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import")
  56 set(CMAKE_EXE_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import")
  57
  58 set(CMAKE_USER_MAKE_RULES_OVERRIDE "${CMAKE_CURRENT_LIST_DIR}/overrides-gcc.cmake")
  59
  60 # Get GCC version
  61 execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)