toolchain-clang.cmake

   1
   2 if(DEFINED ENV{_ROSBE_ROSSCRIPTDIR})
   3     set(CMAKE_SYSROOT $ENV{_ROSBE_ROSSCRIPTDIR}/$ENV{ROS_ARCH})
   4 endif()
   5
   6 # pass variables necessary for the toolchain (needed for try_compile)
   7 set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES ARCH CLANG_VERSION)
   8
   9 # The name of the target operating system
  10 set(CMAKE_SYSTEM_NAME Windows)
  11 # The processor we are targeting
  12 if (ARCH STREQUAL "i386")
  13     set(CMAKE_SYSTEM_PROCESSOR i686)
  14 elseif (ARCH STREQUAL "amd64")
  15     set(CMAKE_SYSTEM_PROCESSOR x86_64)
  16 elseif(ARCH STREQUAL "arm")
  17     set(CMAKE_SYSTEM_PROCESSOR arm)
  18 else()
  19     message(FATAL_ERROR "Unsupported ARCH: ${ARCH}")
  20 endif()
  21
  22 if (DEFINED CLANG_VERSION)
  23     set(CLANG_SUFFIX "-${CLANG_VERSION}")
  24 else()
  25     set(CLANG_SUFFIX "")
  26 endif()
  27
  28 # Which tools to use
  29 set(triplet ${CMAKE_SYSTEM_PROCESSOR}-w64-mingw32)
  30 if (CMAKE_HOST_WIN32)
  31     set(GCC_TOOLCHAIN_PREFIX "")
  32 else()
  33     set(GCC_TOOLCHAIN_PREFIX "${triplet}-")
  34 endif()
  35
  36 set(CMAKE_C_COMPILER clang${CLANG_SUFFIX})
  37 set(CMAKE_C_COMPILER_TARGET ${triplet})
  38 set(CMAKE_CXX_COMPILER clang++${CLANG_SUFFIX})
  39 set(CMAKE_CXX_COMPILER_TARGET ${triplet})
  40 set(CMAKE_ASM_COMPILER ${GCC_TOOLCHAIN_PREFIX}gcc)
  41 set(CMAKE_ASM_COMPILER_ID GNU)
  42 set(CMAKE_MC_COMPILER ${GCC_TOOLCHAIN_PREFIX}windmc)
  43 set(CMAKE_RC_COMPILER ${GCC_TOOLCHAIN_PREFIX}windres)
  44 # set(CMAKE_AR ${triplet}-ar)
  45 # set(CMAKE_DLLTOOL ${triplet}-dlltool)
  46
  47 # This allows to have CMake test the compiler without linking
  48 set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
  49
  50 set(CMAKE_C_CREATE_STATIC_LIBRARY "<CMAKE_AR> crT <TARGET> <LINK_FLAGS> <OBJECTS>")
  51 set(CMAKE_CXX_CREATE_STATIC_LIBRARY ${CMAKE_C_CREATE_STATIC_LIBRARY})
  52 set(CMAKE_ASM_CREATE_STATIC_LIBRARY ${CMAKE_C_CREATE_STATIC_LIBRARY})
  53
  54 set(CMAKE_C_STANDARD_LIBRARIES "-lgcc" CACHE STRING "Standard C Libraries")
  55 set(CMAKE_CXX_STANDARD_LIBRARIES "-lgcc" CACHE STRING "Standard C++ Libraries")
  56
  57 find_program (LD_EXECUTABLE ${GCC_TOOLCHAIN_PREFIX}ld)
  58 message(STATUS "Using linker ${LD_EXECUTABLE}")
  59
  60 set(CMAKE_SHARED_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import -fuse-ld=${LD_EXECUTABLE}")
  61 set(CMAKE_MODULE_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import -fuse-ld=${LD_EXECUTABLE}")
  62 set(CMAKE_EXE_LINKER_FLAGS_INIT "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import -fuse-ld=${LD_EXECUTABLE}")