cmake_minimum_required(VERSION 3.16.9) project(rpcs3 LANGUAGES C CXX) set(CMAKE_EXPORT_COMPILE_COMMANDS ON) if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU") if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 11) message(FATAL_ERROR "RPCS3 requires at least gcc-11.") endif() elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 12.0) message(FATAL_ERROR "RPCS3 requires at least clang-12.0.") endif() endif() option(USE_NATIVE_INSTRUCTIONS "USE_NATIVE_INSTRUCTIONS makes rpcs3 compile with -march=native, which is useful for local builds, but not good for packages." ON) option(WITH_LLVM "Enable usage of LLVM library" ON) option(BUILD_LLVM "Build LLVM from git submodule" OFF) option(STATIC_LINK_LLVM "Link against LLVM statically. This will get set to ON if you build LLVM from the submodule." OFF) option(USE_FAUDIO "FAudio audio backend" ON) option(USE_LIBEVDEV "libevdev-based joystick support" ON) option(USE_DISCORD_RPC "Discord rich presence integration" OFF) option(USE_SYSTEM_ZLIB "Prefer system ZLIB instead of the builtin one" ON) option(USE_VULKAN "Vulkan render backend" ON) option(USE_PRECOMPILED_HEADERS "Use precompiled headers" OFF) option(USE_SDL "Enables SDL input handler" OFF) option(USE_SYSTEM_SDL "Prefer system SDL instead of the builtin one" OFF) option(USE_SYSTEM_FFMPEG "Prefer system ffmpeg instead of the prebuild one" OFF) set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/buildfiles/cmake") include(CheckCXXCompilerFlag) get_property(IS_MULTI_CONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) if(IS_MULTI_CONFIG) # TODO(cjj19970505@live.cn) # Currently DicordRPC is included as a binary compiled with /MT flag. # We need all 4 binaries(/MT /MTd /MD /MDd) or including the source instead of binary. set(USE_DISCORD_RPC OFF CACHE BOOL "Discord RPC is only avaliable with single-config generator" FORCE) else() if(NOT CMAKE_BUILD_TYPE) message(STATUS "No build type selected, default to Release") set(CMAKE_BUILD_TYPE "Release") endif() endif() if(CMAKE_BUILD_TYPE MATCHES "Debug" AND NOT MSVC) add_compile_definitions(_DEBUG) endif() if(MSVC) option(USE_MSVC_STATIC_CRT "Use static MSVC C runtime" OFF) # TODO(cjj19970505@live.cn) # DiscordRPC binary in 3rdparty is compiled /MT # So theoretically we should enable DiscordRPC in Release and static CRT build # since we might encounter some rumtime issues when more than one CRT version are presented. # https://docs.microsoft.com/en-us/cpp/c-runtime-library/crt-library-features?view=msvc-160#what-problems-exist-if-an-application-uses-more-than-one-crt-version # Add other DiscordRPC binaries(compiled with /MTd, /MD, /MDd) or compile it from source may address this issue. if(NOT IS_MULTI_CONFIG) if(NOT(CMAKE_BUILD_TYPE MATCHES "Release" AND USE_MSVC_STATIC_CRT)) set(USE_DISCORD_RPC OFF CACHE BOOL "Discord RPC is only available in Release and static CRT build." FORCE) endif() endif() if(USE_MSVC_STATIC_CRT) set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$:Debug>") else() # though doc ( https://cmake.org/cmake/help/latest/variable/CMAKE_MSVC_RUNTIME_LIBRARY.html ) # says if that property is not set then CMake uses the default value MultiThreaded$<$:Debug>DLL # to select a MSVC runtime library. # But yaml-cpp set /MT(d) if CMAKE_MSVC_RUNTIME_LIBRARY is undefined # So we have to define it explicitly set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$:Debug>DLL") endif() # TODO(cjj19970505@live.cn) # offical QT uses dynamic CRT. # When building our lib with static CRT and debug build type # and linking with Qt with dynamic CRT and debug build, # error is encountered in runtime (which is expected). # But building our lib with static CRT and release build type, # and linking with Qt with dynamic CRT and release build seems to be working, # which is the same config with VS solution. # (though technically it might still have some hidden errors). # So we allow static CRT in both relase and debug build, but prompt warning in debug build. # For more info: # https://docs.microsoft.com/en-us/cpp/c-runtime-library/crt-library-features?view=msvc-160#what-problems-exist-if-an-application-uses-more-than-one-crt-version # https://wiki.qt.io/Technical_FAQ#Why_does_a_statically_built_Qt_use_the_dynamic_Visual_Studio_runtime_libraries_.3F_Do_I_need_to_deploy_those_with_my_application_.3F if(USE_MSVC_STATIC_CRT) if(IS_MULTI_CONFIG OR CMAKE_BUILD_TYPE MATCHES "Debug") message(AUTHOR_WARNING "Debug build currently can not work with static CRT.") endif() endif() add_compile_options(/MP) endif() if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8) message( FATAL_ERROR "RPCS3 can only be compiled on 64-bit platforms." ) endif() find_program(CCACHE_FOUND ccache) if(CCACHE_FOUND) set(CMAKE_CXX_COMPILER_LAUNCHER ccache) endif() if(APPLE AND CMAKE_OSX_ARCHITECTURES STREQUAL "arm64") include_directories(/opt/homebrew/include) link_directories(/opt/homebrew/lib) endif() if(MSVC) add_compile_options(/wd4530 /utf-8) # C++ exception handler used, but unwind semantics are not enabled endif() add_subdirectory(3rdparty) if (DISABLE_LTO) if (CMAKE_C_FLAGS) string(REGEX REPLACE "-flto[^ ]*" "" CMAKE_C_FLAGS ${CMAKE_C_FLAGS}) endif() if (CMAKE_CXX_FLAGS) string(REGEX REPLACE "-flto[^ ]*" "" CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}) endif() endif() string(FIND "${CMAKE_C_FLAGS} ${CMAKE_CXX_FLAGS}" "-flto" FOUND_LTO) if (NOT FOUND_LTO EQUAL -1) message(FATAL_ERROR "RPCS3 doesn't support building with LTO, use -DDISABLE_LTO=TRUE to force-disable it") endif() if(NOT WIN32) add_compile_options(-pthread) endif() # TODO: do real installation, including copying directory structure set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELEASE "${PROJECT_BINARY_DIR}/bin") set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_DEBUG "${PROJECT_BINARY_DIR}/bin") set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO "${PROJECT_BINARY_DIR}/bin") add_subdirectory(rpcs3) set_directory_properties(PROPERTIES VS_STARTUP_PROJECT rpcs3)