vcpkg/toolsrc/CMakeLists.txt
2019-03-05 14:52:26 -08:00

69 lines
2.2 KiB
CMake

cmake_minimum_required(VERSION 3.3)
project(vcpkg C CXX)
OPTION(DEFINE_DISABLE_METRICS "Option for disabling metrics" OFF)
if(CMAKE_COMPILER_IS_GNUXX OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
set(GCC 1)
elseif(CMAKE_CXX_COMPILER_ID MATCHES "AppleClang")
if(NOT VCPKG_ALLOW_APPLE_CLANG)
message(FATAL_ERROR
"Building the vcpkg tool requires support for the C++ Filesystem TS.
Apple clang versions 9 and below do not have support for it.
Please install gcc6 or newer from homebrew (brew install gcc6).
If you would like to try anyway, set VCPKG_ALLOW_APPLE_CLANG.")
else()
set(CLANG 1)
endif()
elseif(CMAKE_CXX_COMPILER_ID MATCHES "[Cc]lang")
set(CLANG 1)
elseif(MSVC)
add_compile_options(/std:c++latest)
else()
message(FATAL_ERROR "Unknown compiler: ${CMAKE_CXX_COMPILER_ID}")
endif()
if(GCC OR CLANG)
add_compile_options(-std=c++1z)
if(WERROR)
add_compile_options(-Wall -Wno-unknown-pragmas -Werror)
endif()
endif()
file(GLOB_RECURSE VCPKGLIB_SOURCES src/vcpkg/*.cpp)
if (DEFINE_DISABLE_METRICS)
set(DISABLE_METRICS_VALUE "1")
else()
set(DISABLE_METRICS_VALUE "0")
endif()
add_executable(vcpkg src/vcpkg.cpp ${VCPKGLIB_SOURCES})
target_compile_definitions(vcpkg PRIVATE -DDISABLE_METRICS=${DISABLE_METRICS_VALUE})
target_include_directories(vcpkg PRIVATE include)
if(CLANG)
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("#include <iostream>
int main() { return __GLIBCXX__; }" USES_LIBSTDCXX)
check_cxx_source_compiles("#include <iostream>
int main() { return _LIBCPP_VERSION; }" USES_LIBCXX)
if ( NOT USES_LIBSTDCXX AND NOT USES_LIBCXX )
message(FATAL_ERROR "Can't find which C++ runtime is in use")
endif()
endif()
if(GCC OR (CLANG AND USES_LIBSTDCXX))
target_link_libraries(vcpkg PRIVATE stdc++fs)
elseif(CLANG)
target_link_libraries(vcpkg PRIVATE c++experimental)
endif()
if(WIN32)
target_link_libraries(vcpkg PRIVATE bcrypt)
endif()
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
target_link_libraries(vcpkg PRIVATE Threads::Threads)