207 lines
6.7 KiB
CMake
207 lines
6.7 KiB
CMake
cmake_minimum_required(VERSION 3.8)
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project(duckstation C CXX)
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message("CMake Version: ${CMAKE_VERSION}")
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# Pull in modules.
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set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/CMakeModules/")
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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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set(SUPPORTS_X11 TRUE)
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set(SUPPORTS_WAYLAND TRUE)
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endif()
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# Global options.
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if(NOT ANDROID)
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option(BUILD_SDL_FRONTEND "Build the SDL frontend" ON)
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option(BUILD_QT_FRONTEND "Build the Qt frontend" ON)
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option(BUILD_LIBRETRO_CORE "Build a libretro core" OFF)
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option(ENABLE_DISCORD_PRESENCE "Build with Discord Rich Presence support" ON)
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option(USE_SDL2 "Link with SDL2 for controller support" ON)
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endif()
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# OpenGL context creation methods.
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if(SUPPORTS_X11)
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option(USE_X11 "Support X11 window system" ON)
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endif()
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if(SUPPORTS_WAYLAND)
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option(USE_WAYLAND "Support Wayland window system" OFF)
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endif()
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if(LINUX OR ANDROID)
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option(USE_EGL "Support EGL OpenGL context creation" ON)
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endif()
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# When we're building for libretro, everything else is invalid because of PIC.
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if(ANDROID OR BUILD_LIBRETRO_CORE)
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if(BUILD_SDL_FRONTEND)
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message(WARNING "Building for Android or libretro core, disabling SDL frontend")
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set(BUILD_SDL_FRONTEND OFF)
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endif()
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if(BUILD_QT_FRONTEND)
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message(WARNING "Building for Android or libretro core, disabling Qt frontend")
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set(BUILD_QT_FRONTEND OFF)
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endif()
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if(ENABLE_DISCORD_PRESENCE)
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message("Building for Android or libretro core, disabling Discord Presence support")
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set(ENABLE_DISCORD_PRESENCE OFF)
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endif()
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if(USE_SDL2)
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message("Building for Android or libretro core, disabling SDL2 support")
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set(USE_SDL2 OFF)
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endif()
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if(USE_X11)
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set(USE_X11 OFF)
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endif()
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if(BUILD_LIBRETRO_CORE AND USE_EGL)
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set(USE_EGL OFF)
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endif()
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# Force PIC when compiling a libretro core.
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if(BUILD_LIBRETRO_CORE)
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set(CMAKE_POSITION_INDEPENDENT_CODE ON)
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endif()
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endif()
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# Common include/library directories on Windows.
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if(WIN32)
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set(SDL2_FOUND TRUE)
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set(SDL2_INCLUDE_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/include")
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(SDL2_LIBRARIES "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/lib64/SDL2.lib")
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set(SDL2MAIN_LIBRARIES "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/lib64/SDL2main.lib")
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set(SDL2_DLL_PATH "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/bin64/SDL2.dll")
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set(Qt5_DIR "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/qt/5.15.0/msvc2017_64/lib/cmake/Qt5")
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else()
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set(SDL2_LIBRARIES "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/lib32/SDL2.lib")
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set(SDL2MAIN_LIBRARIES "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/lib32/SDL2main.lib")
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set(SDL2_DLL_PATH "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/sdl2/bin32/SDL2.dll")
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set(Qt5_DIR "${CMAKE_CURRENT_SOURCE_DIR}/dep/msvc/qt/5.15.0/msvc2017_32/lib/cmake/Qt5")
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endif()
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endif()
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# Required libraries.
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if(NOT ANDROID)
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if(NOT WIN32 AND (BUILD_SDL_FRONTEND OR USE_SDL2))
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find_package(SDL2 REQUIRED)
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endif()
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if(BUILD_QT_FRONTEND)
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find_package(Qt5 COMPONENTS Core Gui Widgets Network LinguistTools REQUIRED)
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endif()
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endif()
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if(USE_EGL)
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find_package(EGL REQUIRED)
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endif()
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if(USE_X11)
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find_package(X11 REQUIRED)
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endif()
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if(USE_WAYLAND)
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find_package(ECM REQUIRED NO_MODULE)
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list(APPEND CMAKE_MODULE_PATH "${ECM_MODULE_PATH}")
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find_package(Wayland REQUIRED Egl)
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message(STATUS "Wayland support enabled")
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endif()
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# Set _DEBUG macro for Debug builds.
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set(CMAKE_C_FLAGS_DEBUG "${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" ${config} "${${config}}")
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# Enable intrinsic functions, disable minimal rebuild, UTF-8 source.
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set(${config} "${${config}} /Oi /Gm- /utf-8")
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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 "${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO} /OPT:REF /OPT:ICF")
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# Enable LTO/LTCG on Release builds.
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if(${CMAKE_BUILD_TYPE} STREQUAL "Release")
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set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ON)
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endif()
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endif()
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# Detect C++ version support.
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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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(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "amd64")
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set(CPU_ARCH "x64")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64")
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# MSVC x86/x64
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(CPU_ARCH "x64")
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else()
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set(CPU_ARCH "x86")
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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")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "aarch64")
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set(CPU_ARCH "aarch64")
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elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "arm" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "armv7-a")
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set(CPU_ARCH "arm")
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else()
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message(FATAL_ERROR "Unknown system processor: " ${CMAKE_SYSTEM_PROCESSOR})
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endif()
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# Write binaries to a seperate directory.
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if(WIN32 AND NOT BUILD_LIBRETRO_CORE)
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# For Windows, use the source directory, except for libretro.
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${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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# Recursively include the source tree.
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enable_testing()
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add_subdirectory(dep)
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add_subdirectory(src)
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if(ANDROID AND NOT BUILD_LIBRETRO_CORE)
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add_subdirectory(android/app/src/cpp)
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endif()
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