# CMake 3.6 required for FindBoost to define IMPORTED libs properly on unknown Boost versions
cmake_minimum_required(VERSION 3.6)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/externals/cmake-modules")
include(DownloadExternals)
include(CMakeDependentOption)
project(yuzu)
# Set bundled sdl2/qt as dependent options.
# OFF by default, but if ENABLE_SDL2 and MSVC are true then ON
option(ENABLE_SDL2 "Enable the SDL2 frontend" ON)
CMAKE_DEPENDENT_OPTION(YUZU_USE_BUNDLED_SDL2 "Download bundled SDL2 binaries" ON "ENABLE_SDL2;MSVC" OFF)
option(ENABLE_QT "Enable the Qt frontend" ON)
CMAKE_DEPENDENT_OPTION(YUZU_USE_BUNDLED_QT "Download bundled Qt binaries" ON "ENABLE_QT;MSVC" OFF)
option(YUZU_USE_BUNDLED_UNICORN "Build/Download bundled Unicorn" ON)
if(NOT EXISTS ${CMAKE_SOURCE_DIR}/.git/hooks/pre-commit)
message(STATUS "Copying pre-commit hook")
file(COPY hooks/pre-commit
DESTINATION ${CMAKE_SOURCE_DIR}/.git/hooks)
endif()
# Sanity check : Check that all submodules are present
# =======================================================================
function(check_submodules_present)
file(READ "${CMAKE_SOURCE_DIR}/.gitmodules" gitmodules)
string(REGEX MATCHALL "path *= *[^ \t\r\n]*" gitmodules ${gitmodules})
foreach(module ${gitmodules})
string(REGEX REPLACE "path *= *" "" module ${module})
if (NOT EXISTS "${CMAKE_SOURCE_DIR}/${module}/.git")
message(FATAL_ERROR "Git submodule ${module} not found. "
"Please run: git submodule update --init --recursive")
endif()
endforeach()
endfunction()
check_submodules_present()
# Detect current compilation architecture and create standard definitions
# =======================================================================
include(CheckSymbolExists)
function(detect_architecture symbol arch)
if (NOT DEFINED ARCHITECTURE)
set(CMAKE_REQUIRED_QUIET 1)
check_symbol_exists("${symbol}" "" ARCHITECTURE_${arch})
unset(CMAKE_REQUIRED_QUIET)
# The output variable needs to be unique across invocations otherwise
# CMake's crazy scope rules will keep it defined
if (ARCHITECTURE_${arch})
set(ARCHITECTURE "${arch}" PARENT_SCOPE)
set(ARCHITECTURE_${arch} 1 PARENT_SCOPE)
add_definitions(-DARCHITECTURE_${arch}=1)
endif()
endif()
endfunction()
if (NOT ENABLE_GENERIC)
if (MSVC)
detect_architecture("_M_AMD64" x86_64)
detect_architecture("_M_IX86" x86)
detect_architecture("_M_ARM" ARM)
else()
detect_architecture("__x86_64__" x86_64)
detect_architecture("__i386__" x86)
detect_architecture("__arm__" ARM)
endif()
endif()
if (NOT DEFINED ARCHITECTURE)
set(ARCHITECTURE "GENERIC")
set(ARCHITECTURE_GENERIC 1)
add_definitions(-DARCHITECTURE_GENERIC=1)
endif()
message(STATUS "Target architecture: ${ARCHITECTURE}")
# Configure compilation flags
# ===========================
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
if (NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-attributes")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
if (MINGW)
add_definitions(-DMINGW_HAS_SECURE_API)
if (MINGW_STATIC_BUILD)
add_definitions(-DQT_STATICPLUGIN)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
endif()
endif()
else()
# Silence "deprecation" warnings
add_definitions(/D_CRT_SECURE_NO_WARNINGS /D_CRT_NONSTDC_NO_DEPRECATE /D_SCL_SECURE_NO_WARNINGS)
# Avoid windows.h junk
add_definitions(/DNOMINMAX)
# Avoid windows.h from including some usually unused libs like winsocks.h, since this might cause some redefinition errors.
add_definitions(/DWIN32_LEAN_AND_MEAN)
# set up output paths for executable binaries (.exe-files, and .dll-files on DLL-capable platforms)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
set(CMAKE_CONFIGURATION_TYPES Debug Release CACHE STRING "" FORCE)
# Tweak optimization settings
# As far as I can tell, there's no way to override the CMake defaults while leaving user
# changes intact, so we'll just clobber everything and say sorry.
message(STATUS "Cache compiler flags ignored, please edit CMakeLists.txt to change the flags.")
# /W3 - Level 3 warnings
# /MP - Multi-threaded compilation
# /Zi - Output debugging information
# /Zo - enhanced debug info for optimized builds
# /permissive- - enables stricter C++ standards conformance checks
set(CMAKE_C_FLAGS "/W3 /MP /Zi /Zo /permissive-" CACHE STRING "" FORCE)
# /EHsc - C++-only exception handling semantics
# /Zc:throwingNew - let codegen assume `operator new` will never return null
# /Zc:inline - let codegen omit inline functions in object files
set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} /EHsc /Zc:throwingNew,inline" CACHE STRING "" FORCE)
# /MDd - Multi-threaded Debug Runtime DLL
set(CMAKE_C_FLAGS_DEBUG "/Od /MDd" CACHE STRING "" FORCE)
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}" CACHE STRING "" FORCE)
# /O2 - Optimization level 2
# /GS- - No stack buffer overflow checks
# /MD - Multi-threaded runtime DLL
set(CMAKE_C_FLAGS_RELEASE "/O2 /GS- /MD" CACHE STRING "" FORCE)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}" CACHE STRING "" FORCE)
set(CMAKE_EXE_LINKER_FLAGS_DEBUG "/DEBUG /MANIFEST:NO" CACHE STRING "" FORCE)
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /MANIFEST:NO /INCREMENTAL:NO /OPT:REF,ICF" CACHE STRING "" FORCE)
endif()
# Fix GCC C++17 and Boost.ICL incompatibility (needed to build dynarmic)
# See https://bugzilla.redhat.com/show_bug.cgi?id=1485641#c1
if (CMAKE_COMPILER_IS_GNUCC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-new-ttp-matching")
endif()
# Set file offset size to 64 bits.
#
# On modern Unixes, this is typically already the case. The lone exception is
# glibc, which may default to 32 bits. glibc allows this to be configured
# by setting _FILE_OFFSET_BITS.
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
add_definitions(-D_FILE_OFFSET_BITS=64)
endif()
# CMake seems to only define _DEBUG on Windows
set_property(DIRECTORY APPEND PROPERTY
COMPILE_DEFINITIONS $<$<CONFIG:Debug>:_DEBUG> $<$<NOT:$<CONFIG:Debug>>:NDEBUG>)
math(EXPR EMU_ARCH_BITS ${CMAKE_SIZEOF_VOID_P}*8)
add_definitions(-DEMU_ARCH_BITS=${EMU_ARCH_BITS})
# System imported libraries
# ======================
find_package(Boost 1.63.0 QUIET)
if (NOT Boost_FOUND)
message(STATUS "Boost 1.63.0 or newer not found, falling back to externals")
set(BOOST_ROOT "${CMAKE_SOURCE_DIR}/externals/boost")
set(Boost_NO_SYSTEM_PATHS OFF)
find_package(Boost QUIET REQUIRED)
endif()
# Output binaries to bin/
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
# Prefer the -pthread flag on Linux.
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
if (ENABLE_SDL2)
if (YUZU_USE_BUNDLED_SDL2)
# Detect toolchain and platform
if (MSVC14 AND ARCHITECTURE_x86_64)
set(SDL2_VER "SDL2-2.0.5")
else()
message(FATAL_ERROR "No bundled SDL2 binaries for your toolchain. Disable YUZU_USE_BUNDLED_SDL2 and provide your own.")
endif()
if (DEFINED SDL2_VER)
download_bundled_external("sdl2/" ${SDL2_VER} SDL2_PREFIX)
endif()
set(SDL2_FOUND YES)
set(SDL2_INCLUDE_DIR "${SDL2_PREFIX}/include" CACHE PATH "Path to SDL2 headers")
set(SDL2_LIBRARY "${SDL2_PREFIX}/lib/x64/SDL2.lib" CACHE PATH "Path to SDL2 library")
set(SDL2_DLL_DIR "${SDL2_PREFIX}/lib/x64/" CACHE PATH "Path to SDL2.dll")
else()
find_package(SDL2 REQUIRED)
endif()
if (SDL2_FOUND)
# TODO(yuriks): Make FindSDL2.cmake export an IMPORTED library instead
add_library(SDL2 INTERFACE)
target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARY}")
target_include_directories(SDL2 INTERFACE "${SDL2_INCLUDE_DIR}")
endif()
else()
set(SDL2_FOUND NO)
endif()
# If unicorn isn't found, msvc -> download bundled unicorn; everyone else -> build external
if (YUZU_USE_BUNDLED_UNICORN)
if (MSVC)
message(STATUS "unicorn not found, falling back to bundled")
# Detect toolchain and platform
if (MSVC14 AND ARCHITECTURE_x86_64)
set(UNICORN_VER "unicorn-yuzu")
else()
message(FATAL_ERROR "No bundled Unicorn binaries for your toolchain. Disable YUZU_USE_BUNDLED_UNICORN and provide your own.")
endif()
if (DEFINED UNICORN_VER)
download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
endif()
if (DEFINED UNICORN_VER)
download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
endif()
set(UNICORN_FOUND YES)
set(LIBUNICORN_INCLUDE_DIR "${UNICORN_PREFIX}/include" CACHE PATH "Path to Unicorn headers" FORCE)
set(LIBUNICORN_LIBRARY "${UNICORN_PREFIX}/lib/x64/unicorn_dynload.lib" CACHE PATH "Path to Unicorn library" FORCE)
set(UNICORN_DLL_DIR "${UNICORN_PREFIX}/lib/x64/" CACHE PATH "Path to unicorn.dll" FORCE)
else()
message(STATUS "unicorn not found, falling back to externals")
if (MINGW)
set(UNICORN_LIB_NAME "unicorn.a")
else()
set(UNICORN_LIB_NAME "libunicorn.a")
endif()
set(UNICORN_FOUND YES)
set(UNICORN_PREFIX ${CMAKE_SOURCE_DIR}/externals/unicorn)
set(LIBUNICORN_LIBRARY "${UNICORN_PREFIX}/${UNICORN_LIB_NAME}" CACHE PATH "Path to Unicorn library" FORCE)
set(LIBUNICORN_INCLUDE_DIR "${UNICORN_PREFIX}/include" CACHE PATH "Path to Unicorn headers" FORCE)
set(UNICORN_DLL_DIR "${UNICORN_PREFIX}/" CACHE PATH "Path to unicorn dynamic library" FORCE)
find_package(PythonInterp 2.7 REQUIRED)
add_custom_command(OUTPUT ${LIBUNICORN_LIBRARY}
COMMAND ${CMAKE_COMMAND} -E env UNICORN_ARCHS="aarch64" PYTHON="${PYTHON_EXECUTABLE}" /bin/sh make.sh macos-universal-no
WORKING_DIRECTORY ${UNICORN_PREFIX}
)
# ALL makes this custom target build every time
# but it won't actually build if LIBUNICORN_LIBRARY is up to date
add_custom_target(unicorn-build ALL
DEPENDS ${LIBUNICORN_LIBRARY}
)
unset(UNICORN_LIB_NAME)
endif()
else()
find_package(Unicorn REQUIRED)
endif()
if (UNICORN_FOUND)
add_library(unicorn INTERFACE)
target_link_libraries(unicorn INTERFACE "${LIBUNICORN_LIBRARY}")
target_include_directories(unicorn INTERFACE "${LIBUNICORN_INCLUDE_DIR}")
else()
message(FATAL_ERROR "Could not find or build unicorn which is required.")
endif()
if (ENABLE_QT)
if (YUZU_USE_BUNDLED_QT)
if (MSVC14 AND ARCHITECTURE_x86_64)
set(QT_VER qt-5.10.0-msvc2015_64)
else()
message(FATAL_ERROR "No bundled Qt binaries for your toolchain. Disable YUZU_USE_BUNDLED_QT and provide your own.")
endif()
if (DEFINED QT_VER)
download_bundled_external("qt/" ${QT_VER} QT_PREFIX)
endif()
set(QT_PREFIX_HINT HINTS "${QT_PREFIX}")
else()
# Passing an empty HINTS seems to cause default system paths to get ignored in CMake 2.8 so
# make sure to not pass anything if we don't have one.
set(QT_PREFIX_HINT)
endif()
find_package(Qt5 REQUIRED COMPONENTS Widgets OpenGL ${QT_PREFIX_HINT})
endif()
# Platform-specific library requirements
# ======================================
IF (APPLE)
FIND_LIBRARY(COCOA_LIBRARY Cocoa) # Umbrella framework for everything GUI-related
set(PLATFORM_LIBRARIES ${COCOA_LIBRARY} ${IOKIT_LIBRARY} ${COREVIDEO_LIBRARY})
if (CMAKE_CXX_COMPILER_ID STREQUAL Clang)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++")
endif()
ELSEIF (WIN32)
# WSAPoll and SHGetKnownFolderPath (AppData/Roaming) didn't exist before WinNT 6.x (Vista)
add_definitions(-D_WIN32_WINNT=0x0600 -DWINVER=0x0600)
set(PLATFORM_LIBRARIES winmm ws2_32)
IF (MINGW)
# PSAPI is the Process Status API
set(PLATFORM_LIBRARIES ${PLATFORM_LIBRARIES} psapi imm32 version)
ENDIF (MINGW)
ELSEIF (CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU|SunOS)$")
set(PLATFORM_LIBRARIES rt)
ENDIF (APPLE)
# MINGW: GCC does not support codecvt, so use iconv instead
if (UNIX OR MINGW)
find_library(ICONV_LIBRARY NAMES iconv)
if (ICONV_LIBRARY)
list(APPEND PLATFORM_LIBRARIES ${ICONV_LIBRARY})
endif()
endif()
# Setup a custom clang-format target (if clang-format can be found) that will run
# against all the src files. This should be used before making a pull request.
# =======================================================================
set(CLANG_FORMAT_POSTFIX "-6.0")
find_program(CLANG_FORMAT
NAMES clang-format${CLANG_FORMAT_POSTFIX}
clang-format
PATHS ${CMAKE_BINARY_DIR}/externals)
# if find_program doesn't find it, try to download from externals
if (NOT CLANG_FORMAT)
if (WIN32)
message(STATUS "Clang format not found! Downloading...")
set(CLANG_FORMAT "${CMAKE_BINARY_DIR}/externals/clang-format${CLANG_FORMAT_POSTFIX}.exe")
file(DOWNLOAD
https://github.com/yuzu-emu/ext-windows-bin/raw/master/clang-format${CLANG_FORMAT_POSTFIX}.exe
"${CLANG_FORMAT}" SHOW_PROGRESS
STATUS DOWNLOAD_SUCCESS)
if (NOT DOWNLOAD_SUCCESS EQUAL 0)
message(WARNING "Could not download clang format! Disabling the clang format target")
file(REMOVE ${CLANG_FORMAT})
unset(CLANG_FORMAT)
endif()
else()
message(WARNING "Clang format not found! Disabling the clang format target")
endif()
endif()
if (CLANG_FORMAT)
set(SRCS ${CMAKE_SOURCE_DIR}/src)
set(CCOMMENT "Running clang format against all the .h and .cpp files in src/")
if (WIN32)
add_custom_target(clang-format
COMMAND powershell.exe -Command "${CLANG_FORMAT} -i @(Get-ChildItem -Recurse ${SRCS}/* -Include \'*.h\', \'*.cpp\')"
COMMENT ${CCOMMENT})
elseif(MINGW)
add_custom_target(clang-format
COMMAND find `cygpath -u ${SRCS}` -iname *.h -o -iname *.cpp | xargs `cygpath -u ${CLANG_FORMAT}` -i
COMMENT ${CCOMMENT})
else()
add_custom_target(clang-format
COMMAND find ${SRCS} -iname *.h -o -iname *.cpp | xargs ${CLANG_FORMAT} -i
COMMENT ${CCOMMENT})
endif()
unset(SRCS)
unset(CCOMMENT)
endif()
# Include source code
# ===================
# This function should be passed a list of all files in a target. It will automatically generate
# file groups following the directory hierarchy, so that the layout of the files in IDEs matches the
# one in the filesystem.
function(create_target_directory_groups target_name)
# Place any files that aren't in the source list in a separate group so that they don't get in
# the way.
source_group("Other Files" REGULAR_EXPRESSION ".")
get_target_property(target_sources "${target_name}" SOURCES)
foreach(file_name IN LISTS target_sources)
get_filename_component(dir_name "${file_name}" PATH)
# Group names use '\' as a separator even though the entire rest of CMake uses '/'...
string(REPLACE "/" "\\" group_name "${dir_name}")
source_group("${group_name}" FILES "${file_name}")
endforeach()
endfunction()
# Gets a UTC timstamp and sets the provided variable to it
function(get_timestamp _var)
string(TIMESTAMP timestamp UTC)
set(${_var} "${timestamp}" PARENT_SCOPE)
endfunction()
# generate git/build information
include(GetGitRevisionDescription)
get_git_head_revision(GIT_REF_SPEC GIT_REV)
git_describe(GIT_DESC --always --long --dirty)
git_branch_name(GIT_BRANCH)
get_timestamp(BUILD_DATE)
enable_testing()
add_subdirectory(externals)
add_subdirectory(src)
# Installation instructions
# =========================
# Install freedesktop.org metadata files, following those specifications:
# http://standards.freedesktop.org/desktop-entry-spec/desktop-entry-spec-latest.html
# http://standards.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html
# http://standards.freedesktop.org/shared-mime-info-spec/shared-mime-info-spec-latest.html
if(ENABLE_QT AND UNIX AND NOT APPLE)
install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.desktop"
DESTINATION "${CMAKE_INSTALL_PREFIX}/share/applications")
install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.svg"
DESTINATION "${CMAKE_INSTALL_PREFIX}/share/icons/hicolor/scalable/apps")
install(FILES "${CMAKE_SOURCE_DIR}/dist/yuzu.xml"
DESTINATION "${CMAKE_INSTALL_PREFIX}/share/mime/packages")
endif()
