mirror of
https://github.com/RetroDECK/Duckstation.git
synced 2024-11-30 01:25:51 +00:00
242 lines
8.3 KiB
CMake
242 lines
8.3 KiB
CMake
cmake_minimum_required(VERSION 3.16)
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project(duckstation C CXX)
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# Policy settings.
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cmake_policy(SET CMP0069 NEW)
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set(CMAKE_POLICY_DEFAULT_CMP0069 NEW)
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message(STATUS "CMake Version: ${CMAKE_VERSION}")
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message(STATUS "CMake System Name: ${CMAKE_SYSTEM_NAME}")
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message(STATUS "Build Type: ${CMAKE_BUILD_TYPE}")
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# Pull in modules.
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set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/CMakeModules/")
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include(DuckStationUtils)
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# Platform detection.
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if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
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set(LINUX TRUE)
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elseif(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
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set(FREEBSD TRUE)
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endif()
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# Renderer options.
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option(ENABLE_OPENGL "Build with OpenGL renderer" ON)
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option(ENABLE_VULKAN "Build with Vulkan renderer" ON)
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# Global options.
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if(NOT ANDROID)
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option(BUILD_NOGUI_FRONTEND "Build the NoGUI frontend" OFF)
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option(BUILD_QT_FRONTEND "Build the Qt frontend" ON)
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option(BUILD_REGTEST "Build regression test runner" OFF)
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option(BUILD_TESTS "Build unit tests" OFF)
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set(ENABLE_CUBEB ON)
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set(ENABLE_DISCORD_PRESENCE ON)
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set(ENABLE_SDL2 ON)
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if(LINUX OR FREEBSD)
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option(ENABLE_X11 "Support X11 window system" ON)
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option(ENABLE_WAYLAND "Support Wayland window system" ON)
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endif()
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if(APPLE)
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option(SKIP_POSTPROCESS_BUNDLE "Disable bundle post-processing, including Qt additions" OFF)
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endif()
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endif()
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# Everything except Windows/Mac use EGL.
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if(ENABLE_OPENGL AND (LINUX OR FREEBSD OR ANDROID))
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set(ENABLE_EGL TRUE)
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endif()
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if(ENABLE_X11)
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find_package(X11 REQUIRED)
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if (NOT X11_Xrandr_FOUND)
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message(FATAL_ERROR "XRandR extension is required")
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endif()
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endif()
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if(ENABLE_WAYLAND)
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message(STATUS "Wayland support enabled")
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endif()
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# Set _DEBUG macro for Debug builds.
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set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG")
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# Release build optimizations for MSVC.
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if(MSVC)
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add_definitions("/D_CRT_SECURE_NO_WARNINGS")
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foreach(config CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
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# Set warning level 3 instead of 4.
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string(REPLACE "/W3" "/W4" ${config} "${${config}}")
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# Enable intrinsic functions, disable minimal rebuild, UTF-8 source, set __cplusplus version.
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set(${config} "${${config}} /Oi /Gm- /utf-8 /Zc:__cplusplus")
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endforeach()
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# RelWithDebInfo is set to Ob1 instead of Ob2.
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string(REPLACE "/Ob1" "/Ob2" CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
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string(REPLACE "/Ob1" "/Ob2" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
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# Disable incremental linking in RelWithDebInfo.
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string(REPLACE "/INCREMENTAL" "/INCREMENTAL:NO" CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
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# COMDAT folding/remove unused functions.
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /OPT:REF /OPT:ICF")
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set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /OPT:REF /OPT:ICF")
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endif()
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# Default symbol visibility to hidden, that way we don't go through the PLT for intra-library calls.
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if(ANDROID)
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cmake_policy(SET CMP0063 NEW)
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set(CMAKE_POLICY_DEFAULT_CMP0063 NEW)
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set(CMAKE_C_VISIBILITY_PRESET hidden)
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set(CMAKE_CXX_VISIBILITY_PRESET hidden)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-semantic-interposition")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-semantic-interposition")
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endif()
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# Warning disables.
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if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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include(CheckCXXFlag)
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check_cxx_flag(-Wall COMPILER_SUPPORTS_WALL)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-switch")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-switch")
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if(NOT ANDROID)
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check_cxx_flag(-Wno-class-memaccess COMPILER_SUPPORTS_MEMACCESS)
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check_cxx_flag(-Wno-invalid-offsetof COMPILER_SUPPORTS_OFFSETOF)
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endif()
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endif()
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# Detect processor type.
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if(APPLE AND NOT "${CMAKE_OSX_ARCHITECTURES}" STREQUAL "")
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# Universal binaries.
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if("x86_64" IN_LIST CMAKE_OSX_ARCHITECTURES)
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set(CPU_ARCH_X64 TRUE)
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message(STATUS "Building x86_64 MacOS binaries.")
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endif()
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if("arm64" IN_LIST CMAKE_OSX_ARCHITECTURES)
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set(CPU_ARCH_ARM64 TRUE)
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message(STATUS "Building ARM64 MacOS binaries.")
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endif()
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elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86_64" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "amd64" OR
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"${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "AMD64" OR "${CMAKE_OSX_ARCHITECTURES}" STREQUAL "x86_64")
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(CPU_ARCH_X64 TRUE)
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message(STATUS "Building x86_64 binaries.")
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else()
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# Cross-compiling 32-bit build. 32-bit hosts are not supported.
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set(CPU_ARCH_X86 TRUE)
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message(FATAL_ERROR "Building x86_32 binaries is not supported.")
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endif()
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elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i386" OR
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"${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "i686")
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set(CPU_ARCH_X86 TRUE)
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message(FATAL_ERROR "Building x86_32 binaries is not supported.")
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elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "arm64")
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if(CMAKE_SIZEOF_VOID_P EQUAL 8) # Might have an A64 kernel, e.g. Raspbian.
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set(CPU_ARCH_ARM64 TRUE)
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message(STATUS "Building ARM64 binaries.")
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else()
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set(CPU_ARCH_ARM32 TRUE)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -marm -march=armv7-a")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -marm -march=armv7-a")
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message(STATUS "Building ARM32 binaries on ARM64.")
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endif()
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elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "arm" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "armv7-a" OR
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"${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "armv7l")
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set(CPU_ARCH_ARM32 TRUE)
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message(STATUS "Building ARM32 binaries.")
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if(ANDROID)
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# Force ARM mode, since apparently ANDROID_ARM_MODE isn't working..
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -marm")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -marm")
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else()
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# Enable NEON.
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -marm -march=armv7-a")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -marm -march=armv7-a")
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endif()
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elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "riscv64")
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set(CPU_ARCH_RISCV64 TRUE)
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message(STATUS "Building RISC-V 64 binaries.")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -finline-atomics")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -finline-atomics")
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# Still need this, apparently.
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link_libraries("-latomic")
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if(NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
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# Frame pointers generate an annoying amount of code on leaf functions.
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fomit-frame-pointer")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fomit-frame-pointer")
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endif()
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else()
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message(FATAL_ERROR "Unknown system processor: ${CMAKE_SYSTEM_PROCESSOR}")
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endif()
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# Detect page size if needed.
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detect_page_size()
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# We don't need exceptions, disable them to save a bit of code size.
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if(MSVC)
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string(REPLACE "/EHsc" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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string(REPLACE "/GR" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D_HAS_EXCEPTIONS=0 /permissive-")
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else()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions -fno-rtti")
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endif()
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# Write binaries to a seperate directory.
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if(WIN32)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/bin/${CPU_ARCH}")
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else()
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
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endif()
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# Needed for Linux - put shared libraries in the binary directory.
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")
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# Enable threads everywhere.
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set(THREADS_PREFER_PTHREAD_FLAG ON)
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find_package(Threads REQUIRED)
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# Enable large file support on Linux 32-bit platforms.
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# Android is deliberately ommitted here as it didn't support 64-bit ops on files until Android 7/N.
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if((LINUX OR FREEBSD) AND (CPU_ARCH_X86 OR CPU_ARCH_ARM32))
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add_definitions("-D_FILE_OFFSET_BITS=64")
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endif()
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if(BUILD_TESTS)
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enable_testing()
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endif()
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# Prevent fmt from being built with exceptions, or being thrown at call sites.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DFMT_EXCEPTIONS=0")
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# Use C++17 for building dependencies (some aren't C++20-aware, e.g. reshadefx).
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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# Recursively include the source tree.
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include(DuckStationDependencies)
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add_subdirectory(dep)
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# Use C++20 for building the main libraries.
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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add_subdirectory(src)
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if(ANDROID)
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add_subdirectory(android/app/src/cpp)
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endif()
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