mirror of
https://github.com/microsoft/vcpkg.git
synced 2024-12-29 20:23:41 +08:00
45e66bff9b
* help cflags survive through libtool * Guard -Xcompiler in case of gcc/gnu since it doesn't like unknown compiler flags. * export CMAKE_<lang>_COMPILER_FRONTEND_VARIANT from cmake * v db and script changes * also check compiler id Co-authored-by: Cheney-Wang <850426846@qq.com>
209 lines
8.5 KiB
CMake
209 lines
8.5 KiB
CMake
cmake_minimum_required(VERSION 3.20)
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set(VCPKG_LANGUAGES "C;CXX" CACHE STRING "Languages to enables for this project")
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set(OUTPUT_STRING)
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# Build default checklists
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_CROSSCOMPILING
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CMAKE_SYSTEM_NAME
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CMAKE_HOST_SYSTEM_NAME
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CMAKE_SYSTEM_PROCESSOR
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CMAKE_HOST_SYSTEM_PROCESSOR
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CMAKE_SIZEOF_VOID_P
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MSVC
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MSVC_VERSION)
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if(APPLE)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_OSX_DEPLOYMENT_TARGET
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CMAKE_OSX_SYSROOT)
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endif()
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# Programs to check
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set(PROGLIST AR RANLIB STRIP NM OBJDUMP DLLTOOL MT LINKER)
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foreach(prog IN LISTS PROGLIST)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${prog})
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endforeach()
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set(COMPILERS ${VCPKG_LANGUAGES} RC)
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foreach(prog IN LISTS COMPILERS)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${prog}_COMPILER)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${prog}_COMPILER_ID)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${prog}_COMPILER_FRONTEND_VARIANT)
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endforeach()
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# Variables to check
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foreach(_lang IN LISTS VCPKG_LANGUAGES)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_STANDARD_INCLUDE_DIRECTORIES)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_STANDARD_LIBRARIES)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_STANDARD)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_COMPILE_FEATURES)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_EXTENSION)
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list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_COMPILER_TARGET)
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# Probably never required since implicit.
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#list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_IMPLICIT_LINK_FRAMEWORK_DIRECTORIES)
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#list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_IMPLICIT_INCLUDE_DIRECTORIES)
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#list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_IMPLICIT_LINK_DIRECTORIES)
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#list(APPEND VCPKG_DEFAULT_VARS_TO_CHECK CMAKE_${_lang}_IMPLICIT_LINK_LIBRARIES)
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endforeach()
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list(REMOVE_DUPLICATES VCPKG_DEFAULT_VARS_TO_CHECK)
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# Environment variables to check.
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list(APPEND VCPKG_DEFAULT_ENV_VARS_TO_CHECK PATH INCLUDE C_INCLUDE_PATH CPLUS_INCLUDE_PATH LIB LIBPATH LIBRARY_PATH LD_LIBRARY_PATH)
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list(REMOVE_DUPLICATES VCPKG_DEFAULT_ENV_VARS_TO_CHECK)
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#Flags to check. Flags are a bit special since they are configuration aware.
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set(FLAGS ${VCPKG_LANGUAGES} RC SHARED_LINKER STATIC_LINKER EXE_LINKER)
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foreach(flag IN LISTS FLAGS)
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list(APPEND VCPKG_DEFAULT_FLAGS_TO_CHECK CMAKE_${flag}_FLAGS)
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endforeach()
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list(REMOVE_DUPLICATES VCPKG_DEFAULT_FLAGS_TO_CHECK)
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#Language-specific flags.
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foreach(_lang IN LISTS VCPKG_LANGUAGES)
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list(APPEND VCPKG_LANG_FLAGS CMAKE_${_lang}_FLAGS)
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endforeach()
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list(REMOVE_DUPLICATES VCPKG_LANG_FLAGS)
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# TODO if ever necessary: Properties to check
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set(VCPKG_VAR_PREFIX "VCPKG_DETECTED" CACHE STRING "Variable prefix to use for detected flags")
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set(VCPKG_VARS_TO_CHECK "${VCPKG_DEFAULT_VARS_TO_CHECK}" CACHE STRING "Variables to check. If not given there is a list of defaults")
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set(VCPKG_FLAGS_TO_CHECK "${VCPKG_DEFAULT_FLAGS_TO_CHECK}" CACHE STRING "Variables to check. If not given there is a list of defaults")
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set(VCPKG_ENV_VARS_TO_CHECK "${VCPKG_DEFAULT_ENV_VARS_TO_CHECK}" CACHE STRING "Variables to check. If not given there is a list of defaults")
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if(NOT VCPKG_OUTPUT_FILE)
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message(FATAL_ERROR "VCPKG_OUTPUT_FILE is required to be defined")
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endif()
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if(NOT CMAKE_BUILD_TYPE)
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message(FATAL_ERROR "CMAKE_BUILD_TYPE is required to be defined")
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else()
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string(TOUPPER "${CMAKE_BUILD_TYPE}" VCPKG_CONFIGS)
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endif()
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project(get_cmake_vars LANGUAGES ${VCPKG_LANGUAGES})
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foreach(VAR IN LISTS VCPKG_VARS_TO_CHECK VCPKG_FLAGS_TO_CHECK)
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string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_${VAR} \"${${VAR}}\")\n")
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endforeach()
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foreach(_env IN LISTS VCPKG_ENV_VARS_TO_CHECK)
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if(CMAKE_HOST_WIN32)
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string(REPLACE "\\" "/" ENV_${_env} "$ENV{${_env}}")
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string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_ENV_${_env} \"${ENV_${_env}}\")\n")
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else()
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string(APPEND OUTPUT_STRING "set(${VCPKG_VAR_PREFIX}_ENV_${_env} \"$ENV{${_env}}\")\n")
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endif()
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endforeach()
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set(EXTRA_FLAGS "")
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if(APPLE)
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if(CMAKE_OSX_SYSROOT)
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string(APPEND EXTRA_FLAGS " -isysroot \"${CMAKE_OSX_SYSROOT}\"")
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endif()
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foreach(arch IN LISTS CMAKE_OSX_ARCHITECTURES)
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string(APPEND EXTRA_FLAGS " -arch ${arch}")
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endforeach()
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if(CMAKE_OSX_DEPLOYMENT_TARGET)
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list(GET VCPKG_LANGUAGES 0 lang)
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string(APPEND EXTRA_FLAGS " ${CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG}${CMAKE_OSX_DEPLOYMENT_TARGET}")
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unset(lang)
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endif()
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endif()
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set(target_param "")
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list(GET VCPKG_LANGUAGES 0 lang)
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if(CMAKE_${lang}_COMPILER_TARGET)
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if (CMAKE_${lang}_COMPILER_ID STREQUAL Clang)
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set(target_param "${CMAKE_${lang}_COMPILE_OPTIONS_TARGET}${CMAKE_${lang}_COMPILER_TARGET}")
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elseif(CMAKE_${lang}_COMPILE_OPTIONS_TARGET)
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set(target_param "${CMAKE_${lang}_COMPILE_OPTIONS_TARGET} ${CMAKE_${lang}_COMPILER_TARGET}")
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endif()
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endif()
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if(CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN)
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if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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string(APPEND EXTRA_FLAGS " \"${CMAKE_CXX_COMPILE_OPTIONS_EXTERNAL_TOOLCHAIN}${CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN}\"")
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else()
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string(APPEND EXTRA_FLAGS " ${CMAKE_CXX_COMPILE_OPTIONS_EXTERNAL_TOOLCHAIN} \"${CMAKE_CXX_COMPILER_EXTERNAL_TOOLCHAIN}\"")
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endif()
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endif()
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if(CMAKE_SYSROOT AND CMAKE_CXX_COMPILE_OPTIONS_SYSROOT)
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string(APPEND EXTRA_FLAGS " \"${CMAKE_CXX_COMPILE_OPTIONS_SYSROOT}${CMAKE_SYSROOT}\"")
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endif()
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foreach(flags ${VCPKG_LANGUAGES} SHARED_LINKER EXE_LINKER STATIC_LINKER MODULE_LINKER)
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set(${flags}_FLAGS "${target_param} ${CMAKE_${flags}_FLAGS} ${CMAKE_${flags}_FLAGS_${VCPKG_CONFIGS}} ${EXTRA_FLAGS}")
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string(STRIP ${flags}_FLAGS "${${flags}_FLAGS}")
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endforeach()
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foreach(flags STATIC_LINKER RC)
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set(${flags}_FLAGS "${CMAKE_${flags}_FLAGS} ${CMAKE_${flags}_FLAGS_${VCPKG_CONFIGS}}")
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string(STRIP ${flags}_FLAGS "${${flags}_FLAGS}")
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endforeach()
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foreach(incdir IN LISTS CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
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string(APPEND CXX_FLAGS " \"${CMAKE_INCLUDE_FLAG_CXX}${incdir}\"")
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endforeach()
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foreach(incdir IN LISTS CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
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string(APPEND C_FLAGS " \"${CMAKE_INCLUDE_FLAG_C}${incdir}\"")
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endforeach()
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foreach(flag ${VCPKG_LANGUAGES} SHARED_LINKER EXE_LINKER STATIC_LINKER MODULE_LINKER RC)
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# When using MSVC, maybe transform /flags to -flags.
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# When cross compiling, "/flags" may be an absolute path starting with /, so don't transform.
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# Otherwise, transform to improve compatibility with scripts interpreting "/flags" as a path.
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if(MSVC AND "${CMAKE_HOST_SYSTEM_NAME}" MATCHES "Windows")
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# This implementation is imperfect because it fails on directories with trailing spaces,
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# but those are rare.
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string(REGEX REPLACE "(^| )/" "\\1-" ${flag}_FLAGS "${${flag}_FLAGS}")
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if(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
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if("${flag}" STREQUAL "CXX")
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string(APPEND ${flag}_FLAGS " -ZW:nostdlib")
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endif()
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endif()
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endif()
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string(REPLACE "\\" "\\\\" ${flag}_FLAGS "${${flag}_FLAGS}")
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string(REPLACE "\"" "\\\"" ${flag}_FLAGS "${${flag}_FLAGS}")
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string(REPLACE "\$" "\\\$" ${flag}_FLAGS "${${flag}_FLAGS}")
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string(APPEND OUTPUT_STRING "set(VCPKG_COMBINED_${flag}_FLAGS_${VCPKG_CONFIGS} \"${${flag}_FLAGS}\")\n")
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endforeach()
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file(WRITE "${VCPKG_OUTPUT_FILE}" "${OUTPUT_STRING}")
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# Programs:
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# CMAKE_AR
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# CMAKE_<LANG>_COMPILER_AR (Wrapper)
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# CMAKE_RANLIB
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# CMAKE_<LANG>_COMPILER_RANLIB
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# CMAKE_STRIP
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# CMAKE_NM
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# CMAKE_OBJDUMP
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# CMAKE_DLLTOOL
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# CMAKE_MT
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# CMAKE_LINKER
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# CMAKE_C_COMPILER
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# CMAKE_CXX_COMPILER
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# CMAKE_RC_COMPILER
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# Program details:
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# CMAKE_<LANG>_COMPILER_ID
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# MSVC
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# MSVC_VERSION
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# Flags:
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# CMAKE_<LANG>_FLAGS
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# CMAKE_<LANG>_FLAGS_<CONFIG>
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# CMAKE_RC_FLAGS
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# CMAKE_SHARED_LINKER_FLAGS
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# CMAKE_SHARED_LINKER_FLAGS_<CONFIG>
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# CMAKE_STATIC_LINKER_FLAGS
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# CMAKE_STATIC_LINKER_FLAGS_<CONFIG>
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# CMAKE_EXE_LINKER_FLAGS
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# CMAKE_EXE_LINKER_FLAGS_<CONFIG>
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# Additional information:
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# CMAKE_SIZEOF_VOID_P
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# CMAKE_CROSSCOMPILING
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# CMAKE_SYSTEM_NAME
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# CMAKE_HOST_SYSTEM_NAME
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# CMAKE_SYSTEM_PROCESSOR
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# CMAKE_HOST_SYSTEM_PROCESSOR
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