mirror of
https://github.com/microsoft/vcpkg.git
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db3e74fa9c
* Fix CMake checks for Apple Clang 11.0 on macOS 10.15 * Use clang++ instance clang if allowAppleClang is enabled
142 lines
4.8 KiB
CMake
142 lines
4.8 KiB
CMake
cmake_minimum_required(VERSION 3.14)
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project(vcpkg C CXX)
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OPTION(DEFINE_DISABLE_METRICS "Option for disabling metrics" OFF)
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OPTION(VCPKG_ALLOW_APPLE_CLANG "Option for allowing apple clang" OFF)
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OPTION(VCPKG_DEVELOPMENT_WARNINGS "Option for turning on all warnings, and making them errors" ON)
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OPTION(BUILD_TESTING "Option for enabling testing" ON)
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OPTION(VCPKG_BUILD_BENCHMARKING "Option for enabling benchmarking" OFF)
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# for backwards compatibility with existing code
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if (WERROR)
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set(VCPKG_DEVELOPMENT_WARNINGS On)
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endif()
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if (DEFINE_DISABLE_METRICS)
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set(DISABLE_METRICS_VALUE "1")
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else()
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set(DISABLE_METRICS_VALUE "0")
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endif()
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if(CMAKE_COMPILER_IS_GNUXX OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
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set(GCC 1)
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elseif(CMAKE_CXX_COMPILER_ID MATCHES "AppleClang")
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if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11.0.0")
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set(CLANG 1)
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# Disable linking with libc++fs because this features are added in libc++ library
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set(NO_LIBCXXFS 1)
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elseif(NOT VCPKG_ALLOW_APPLE_CLANG)
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message(FATAL_ERROR
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"Building the vcpkg tool requires support for the C++ Filesystem TS.
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Apple clang versions 10.01 and below do not have support for it.
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Please install gcc6 or newer from homebrew (brew install gcc6).
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If you would like to try anyway, pass --allowAppleClang to bootstrap.sh.")
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else()
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set(CLANG 1)
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endif()
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elseif(CMAKE_CXX_COMPILER_ID MATCHES "[Cc]lang")
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set(CLANG 1)
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elseif(NOT MSVC)
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message(FATAL_ERROR "Unknown compiler: ${CMAKE_CXX_COMPILER_ID}")
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endif()
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set(THREADS_PREFER_PTHREAD_FLAG ON)
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find_package(Threads REQUIRED)
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add_definitions(-DDISABLE_METRICS=${DISABLE_METRICS_VALUE})
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include_directories(include)
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link_libraries(Threads::Threads)
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if(CLANG AND NOT MSVC)
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include(CheckCXXSourceCompiles)
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check_cxx_source_compiles("#include <iostream>
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int main() { return __GLIBCXX__; }" USES_LIBSTDCXX)
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check_cxx_source_compiles("#include <iostream>
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int main() { return _LIBCPP_VERSION; }" USES_LIBCXX)
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if ( NOT USES_LIBSTDCXX AND NOT USES_LIBCXX )
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message(FATAL_ERROR "Can't find which C++ runtime is in use")
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endif()
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endif()
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if(GCC OR (CLANG AND USES_LIBSTDCXX))
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link_libraries(stdc++fs)
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elseif(CLANG AND NOT MSVC AND NOT NO_LIBCXXFS)
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link_libraries(c++fs)
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endif()
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if(MSVC)
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# either MSVC, or clang-cl
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add_compile_options(-FC)
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if (MSVC_VERSION GREATER 1900)
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# Visual Studio 2017 or later
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add_compile_options(-std:c++17 -permissive-)
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else()
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# Visual Studio 2015
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add_compile_options(-std:c++latest)
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endif()
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if(VCPKG_DEVELOPMENT_WARNINGS)
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string(REGEX REPLACE "/W[0-4]" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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add_compile_options(-W4 -WX)
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if (CLANG)
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add_compile_options(-Wmissing-prototypes -Wno-missing-field-initializers)
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endif()
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endif()
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elseif(GCC OR CLANG)
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add_compile_options(-std=c++1z)
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if(VCPKG_DEVELOPMENT_WARNINGS)
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add_compile_options(-Wall -Wextra -Wpedantic -Wno-unknown-pragmas -Wno-missing-field-initializers -Werror)
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# GCC and clang have different names for the same warning
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if (GCC)
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add_compile_options(-Wmissing-declarations)
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elseif(CLANG)
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add_compile_options(-Wmissing-prototypes)
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endif()
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endif()
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endif()
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file(GLOB_RECURSE VCPKGLIB_SOURCES CONFIGURE_DEPENDS src/vcpkg/*.cpp)
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add_library(vcpkglib OBJECT ${VCPKGLIB_SOURCES})
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add_executable(vcpkg src/vcpkg.cpp $<TARGET_OBJECTS:vcpkglib>)
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if (BUILD_TESTING)
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file(GLOB_RECURSE VCPKGTEST_SOURCES CONFIGURE_DEPENDS src/vcpkg-test/*.cpp)
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enable_testing()
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add_executable(vcpkg-test
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${VCPKGTEST_SOURCES}
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$<TARGET_OBJECTS:vcpkglib>)
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add_test(NAME default COMMAND vcpkg-test)
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if (VCPKG_BUILD_BENCHMARKING)
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target_compile_options(vcpkg-test PRIVATE -DCATCH_CONFIG_ENABLE_BENCHMARKING)
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endif()
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find_program(CLANG_FORMAT clang-format)
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if (CLANG_FORMAT)
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file(GLOB_RECURSE VCPKG_FORMAT_SOURCES CONFIGURE_DEPENDS src/*.cpp include/pch.h include/vcpkg/*.h include/vcpkg-test/*.h)
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add_custom_target(format COMMAND ${CLANG_FORMAT} -i -verbose ${VCPKG_FORMAT_SOURCES})
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endif()
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endif()
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if(MSVC)
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get_target_property(_srcs vcpkg SOURCES)
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if(NOT CMAKE_GENERATOR MATCHES "Visual Studio .*")
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set_property(SOURCE src/pch.cpp APPEND PROPERTY OBJECT_OUTPUTS "${CMAKE_CURRENT_BINARY_DIR}/pch.pch")
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set_property(SOURCE ${_srcs} APPEND PROPERTY OBJECT_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/pch.pch")
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endif()
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set_source_files_properties(src/pch.cpp PROPERTIES COMPILE_FLAGS "/Ycpch.h")
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target_sources(vcpkg PRIVATE src/pch.cpp)
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target_compile_options(vcpkg PRIVATE /Yupch.h /FIpch.h /Zm200)
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endif()
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