| # Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| # file Copyright.txt or https://cmake.org/licensing for details. |
| |
| |
| # search for additional tools required for C/C++ (and other languages ?) |
| # |
| # If the internal cmake variable _CMAKE_TOOLCHAIN_PREFIX is set, this is used |
| # as prefix for the tools (e.g. arm-elf-gcc etc.) |
| # If the cmake variable _CMAKE_TOOLCHAIN_LOCATION is set, the compiler is |
| # searched only there. The other tools are at first searched there, then |
| # also in the default locations. |
| # |
| # Sets the following variables: |
| # CMAKE_AR |
| # CMAKE_RANLIB |
| # CMAKE_LINKER |
| # CMAKE_MT |
| # CMAKE_STRIP |
| # CMAKE_INSTALL_NAME_TOOL |
| |
| # on UNIX, cygwin and mingw |
| |
| # Resolve full path of CMAKE_TOOL from user-defined name and SEARCH_PATH. |
| function(__resolve_tool_path CMAKE_TOOL SEARCH_PATH DOCSTRING) |
| |
| if(${CMAKE_TOOL}) |
| # We only get here if CMAKE_TOOL was |
| # specified using -D or a pre-made CMakeCache.txt (e.g. via ctest) |
| # or set in CMAKE_TOOLCHAIN_FILE. |
| |
| get_filename_component(_CMAKE_USER_TOOL_PATH "${${CMAKE_TOOL}}" DIRECTORY) |
| # Is CMAKE_TOOL a user-defined name instead of a full path? |
| if(NOT _CMAKE_USER_TOOL_PATH) |
| |
| # Find CMAKE_TOOL in the SEARCH_PATH directory by user-defined name. |
| find_program(_CMAKE_TOOL_WITH_PATH NAMES ${${CMAKE_TOOL}} HINTS ${SEARCH_PATH}) |
| if(_CMAKE_TOOL_WITH_PATH) |
| |
| # Overwrite CMAKE_TOOL with full path found in SEARCH_PATH. |
| set(${CMAKE_TOOL} ${_CMAKE_TOOL_WITH_PATH} PARENT_SCOPE) |
| |
| get_property(_CMAKE_TOOL_CACHED CACHE ${CMAKE_TOOL} PROPERTY TYPE) |
| # If CMAKE_TOOL is present in the CMake Cache, then overwrit it as well. |
| if(_CMAKE_TOOL_CACHED) |
| set(${CMAKE_TOOL} "${_CMAKE_TOOL_WITH_PATH}" CACHE STRING ${DOCSTRING} FORCE) |
| endif() |
| |
| endif() |
| unset(_CMAKE_TOOL_WITH_PATH CACHE) |
| |
| endif() |
| |
| endif() |
| |
| endfunction() |
| |
| __resolve_tool_path(CMAKE_LINKER "${_CMAKE_TOOLCHAIN_LOCATION}" "Default Linker") |
| __resolve_tool_path(CMAKE_MT "${_CMAKE_TOOLCHAIN_LOCATION}" "Default Manifest Tool") |
| |
| set(_CMAKE_TOOL_VARS "") |
| |
| # if it's the MS C/CXX compiler, search for link |
| if(("x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_SIMULATE_ID}" STREQUAL "xMSVC" AND |
| ("x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" |
| OR NOT "x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL "xClang")) |
| OR "x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL "xMSVC" |
| OR (CMAKE_HOST_WIN32 AND "x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL "xPGI") |
| OR (CMAKE_HOST_WIN32 AND "x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL "xNVIDIA") |
| OR (CMAKE_GENERATOR MATCHES "Visual Studio" |
| AND NOT CMAKE_VS_PLATFORM_NAME STREQUAL "Tegra-Android")) |
| |
| if("x${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL "xClang") |
| find_program(CMAKE_NM NAMES ${_CMAKE_TOOLCHAIN_PREFIX}nm llvm-nm HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| set(_CMAKE_ADDITIONAL_LINKER_NAMES "lld-link") |
| endif() |
| |
| find_program(CMAKE_LINKER NAMES ${_CMAKE_ADDITIONAL_LINKER_NAMES} link HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_AR NAMES lib HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_MT NAMES mt HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| |
| list(APPEND _CMAKE_TOOL_VARS LINKER MT) |
| |
| # in all other cases search for ar, ranlib, etc. |
| else() |
| if(CMAKE_C_COMPILER_EXTERNAL_TOOLCHAIN) |
| set(_CMAKE_TOOLCHAIN_LOCATION ${_CMAKE_TOOLCHAIN_LOCATION} ${CMAKE_C_COMPILER_EXTERNAL_TOOLCHAIN}/bin) |
| endif() |
| if(CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN) |
| set(_CMAKE_TOOLCHAIN_LOCATION ${_CMAKE_TOOLCHAIN_LOCATION} ${CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN}/bin) |
| endif() |
| |
| if("${CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_ID}" STREQUAL Clang) |
| set(_CMAKE_ADDITIONAL_AR_NAMES "llvm-ar") |
| set(_CMAKE_ADDITIONAL_RANLIB_NAMES "llvm-ranlib") |
| set(_CMAKE_ADDITIONAL_STRIP_NAMES "llvm-strip") |
| set(_CMAKE_ADDITIONAL_LINKER_NAMES "ld.lld") |
| set(_CMAKE_ADDITIONAL_NM_NAMES "llvm-nm") |
| set(_CMAKE_ADDITIONAL_OBJDUMP_NAMES "llvm-objdump") |
| set(_CMAKE_ADDITIONAL_OBJCOPY_NAMES "llvm-objcopy") |
| set(_CMAKE_ADDITIONAL_READELF_NAMES "llvm-readelf") |
| set(_CMAKE_ADDITIONAL_DLLTOOL_NAMES "llvm-dlltool") |
| set(_CMAKE_ADDITIONAL_ADDR2LINE_NAMES "llvm-addr2line") |
| endif() |
| |
| find_program(CMAKE_AR NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ar${_CMAKE_TOOLCHAIN_SUFFIX} ${_CMAKE_ADDITIONAL_AR_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| |
| find_program(CMAKE_RANLIB NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ranlib ${_CMAKE_ADDITIONAL_RANLIB_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| if(NOT CMAKE_RANLIB) |
| set(CMAKE_RANLIB : CACHE INTERNAL "noop for ranlib") |
| endif() |
| |
| |
| find_program(CMAKE_STRIP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}strip${_CMAKE_TOOLCHAIN_SUFFIX} ${_CMAKE_ADDITIONAL_STRIP_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_LINKER NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ld ${_CMAKE_ADDITIONAL_LINKER_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_NM NAMES ${_CMAKE_TOOLCHAIN_PREFIX}nm ${_CMAKE_ADDITIONAL_NM_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_OBJDUMP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objdump ${_CMAKE_ADDITIONAL_OBJDUMP_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_OBJCOPY NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objcopy ${_CMAKE_ADDITIONAL_OBJCOPY_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_READELF NAMES ${_CMAKE_TOOLCHAIN_PREFIX}readelf ${_CMAKE_ADDITIONAL_READELF_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_DLLTOOL NAMES ${_CMAKE_TOOLCHAIN_PREFIX}dlltool ${_CMAKE_ADDITIONAL_DLLTOOL_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| find_program(CMAKE_ADDR2LINE NAMES ${_CMAKE_TOOLCHAIN_PREFIX}addr2line ${_CMAKE_ADDITIONAL_ADDR2LINE_NAMES} HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| |
| list(APPEND _CMAKE_TOOL_VARS AR RANLIB STRIP LINKER NM OBJDUMP OBJCOPY READELF DLLTOOL ADDR2LINE) |
| endif() |
| |
| if(CMAKE_PLATFORM_HAS_INSTALLNAME) |
| find_program(CMAKE_INSTALL_NAME_TOOL NAMES ${_CMAKE_TOOLCHAIN_PREFIX}install_name_tool HINTS ${_CMAKE_TOOLCHAIN_LOCATION}) |
| |
| if(NOT CMAKE_INSTALL_NAME_TOOL) |
| message(FATAL_ERROR "Could not find install_name_tool, please check your installation.") |
| endif() |
| |
| list(APPEND _CMAKE_TOOL_VARS INSTALL_NAME_TOOL) |
| endif() |
| |
| # Mark any tool cache entries as advanced. |
| foreach(var IN LISTS _CMAKE_TOOL_VARS) |
| get_property(_CMAKE_TOOL_CACHED CACHE CMAKE_${var} PROPERTY TYPE) |
| if(_CMAKE_TOOL_CACHED) |
| mark_as_advanced(CMAKE_${var}) |
| endif() |
| unset(_CMAKE_ADDITIONAL_${var}_NAMES) |
| endforeach() |
| unset(_CMAKE_TOOL_VARS) |
| unset(_CMAKE_TOOL_CACHED) |