simdjson/simdjson-flags.cmake

108 lines
4.7 KiB
CMake

if (NOT CMAKE_BUILD_TYPE)
message(STATUS "No build type selected, default to Release")
set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
endif()
if(MSVC)
option(SIMDJSON_BUILD_STATIC "Build a static library" ON) # turning it on disables the production of a dynamic library
option(SIMDJSON_COMPETITION "Compile competitive benchmarks" OFF)
else()
option(SIMDJSON_BUILD_STATIC "Build a static library" OFF) # turning it on disables the production of a dynamic library
option(SIMDJSON_COMPETITION "Compile competitive benchmarks" ON)
option(SIMDJSON_USE_LIBCPP "Use the libc++ library" OFF)
endif()
option(SIMDJSON_GOOGLE_BENCHMARKS "compile the Google Benchmark benchmarks" ON)
set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/tools/cmake")
# We compile tools, tests, etc. with C++ 17. Override yourself if you need on a target.
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_MACOSX_RPATH OFF)
set(CMAKE_THREAD_PREFER_PTHREAD ON)
set(THREADS_PREFER_PTHREAD_FLAG ON)
# LTO seems to create all sorts of fun problems. Let us
# disable temporarily.
#include(CheckIPOSupported)
#check_ipo_supported(RESULT ltoresult)
#if(ltoresult)
# set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
#endif()
#
# Flags used by exes and by the simdjson library (project-wide flags)
#
add_library(simdjson-flags INTERFACE)
if(MSVC)
target_compile_options(simdjson-flags INTERFACE /nologo /D_CRT_SECURE_NO_WARNINGS)
target_compile_options(simdjson-flags INTERFACE /WX /W3 /sdl)
else()
target_compile_options(simdjson-flags INTERFACE -fPIC)
if (NOT SIMDJSON_GOOGLE_BENCHMARKS) # Google Benchmark can't be compiled without warnings with -Weffc++
target_compile_options(simdjson-flags INTERFACE -Weffc++)
endif()
target_compile_options(simdjson-flags INTERFACE -Werror -Wall -Wextra -Wsign-compare -Wshadow -Wwrite-strings -Wpointer-arith -Winit-self -Wconversion -Wno-sign-conversion)
endif()
# Optional flags
option(SIMDJSON_IMPLEMENTATION_HASWELL "Include the haswell implementation" ON)
if(NOT SIMDJSON_IMPLEMENTATION_HASWELL)
target_compile_definitions(simdjson-flags INTERFACE SIMDJSON_IMPLEMENTATION_HASWELL=0)
endif()
option(SIMDJSON_IMPLEMENTATION_WESTMERE "Include the westmere implementation" ON)
if(NOT SIMDJSON_IMPLEMENTATION_WESTMERE)
target_compile_definitions(simdjson-flags INTERFACE SIMDJSON_IMPLEMENTATION_WESTMERE=0)
endif()
option(SIMDJSON_IMPLEMENTATION_ARM64 "Include the arm64 implementation" ON)
if(NOT SIMDJSON_IMPLEMENTATION_ARM64)
target_compile_definitions(simdjson-flags INTERFACE SIMDJSON_IMPLEMENTATION_ARM64=0)
endif()
option(SIMDJSON_IMPLEMENTATION_FALLBACK "Include the fallback implementation" ON)
if(NOT SIMDJSON_IMPLEMENTATION_FALLBACK)
target_compile_definitions(simdjson-flags INTERFACE SIMDJSON_IMPLEMENTATION_FALLBACK=0)
endif()
option(SIMDJSON_EXCEPTIONS "Enable simdjson's exception-throwing interface" ON)
if(NOT SIMDJSON_EXCEPTIONS)
message(STATUS "simdjson exception interface turned off. Code that does not check error codes will not compile.")
target_compile_definitions(simdjson-flags INTERFACE SIMDJSON_EXCEPTIONS=0)
endif()
option(SIMDJSON_ENABLE_THREADS "Enable threaded operation" ON)
if(SIMDJSON_ENABLE_THREADS)
find_package(Threads REQUIRED)
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
set(THREADS_PREFER_PTHREAD_FLAG TRUE)
target_link_libraries(simdjson-flags INTERFACE ${CMAKE_THREAD_LIBS_INIT} )
endif()
option(SIMDJSON_SANITIZE "Sanitize addresses" OFF)
if(SIMDJSON_SANITIZE)
target_compile_options(simdjson-flags INTERFACE -fsanitize=address -fno-omit-frame-pointer -fsanitize=undefined -fno-sanitize-recover=all)
target_link_libraries(simdjson-flags INTERFACE -fsanitize=address -fno-omit-frame-pointer -fsanitize=undefined -fno-sanitize-recover=all)
# Ubuntu bug for GCC 5.0+ (safe for all versions)
if (CMAKE_COMPILER_IS_GNUCC)
target_link_libraries(simdjson-flags INTERFACE -fuse-ld=gold)
endif()
endif()
if(SIMDJSON_USE_LIBCPP)
target_link_libraries(simdjson-flags INTERFACE -stdlib=libc++ -lc++abi)
# instead of the above line, we could have used
# set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++ -lc++abi")
# The next line is needed empirically.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
# we update CMAKE_SHARED_LINKER_FLAGS, this gets updated later as well
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -lc++abi")
endif(SIMDJSON_USE_LIBCPP)
# prevent shared libraries from depending on Intel provided libraries
if(${CMAKE_C_COMPILER_ID} MATCHES "Intel") # icc / icpc
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-intel")
endif()
install(TARGETS simdjson-flags EXPORT simdjson-config)