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cmake_minimum_required(VERSION 3.13)
include(CheckSymbolExists)
include(CheckLibraryExists)
cmake_policy(VERSION 3.13)
if (POLICY CMP0076)
cmake_policy(SET CMP0076 NEW)
endif()
set(CMAKE_OSX_DEPLOYMENT_TARGET "10.14" CACHE STRING "Minimum OS X deployment version")
project(melonDS CXX)
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
set(MELONDS_VERSION "0.9.1")
add_compile_definitions(MELONDS_VERSION="${MELONDS_VERSION}")
string(REPLACE "." ";" VERSION_LIST ${MELONDS_VERSION})
# For the melon.rc file used on Windows
list(GET VERSION_LIST 0 MELONDS_VERSION_MAJOR)
list(GET VERSION_LIST 1 MELONDS_VERSION_MINOR)
# Check if melonDS version is three digits or two digits
list(LENGTH VERSION_LIST MELONDS_VER_LEN)
if (${MELONDS_VER_LEN} GREATER 2)
list(GET VERSION_LIST 2 MELONDS_VERSION_PATCH)
else()
set(MELONDS_VERSION_PATCH 0)
endif()
check_library_exists(m pow "" LIBM)
if(LIBM)
link_libraries(m)
endif()
if (NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release)
endif()
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()
detect_architecture("__x86_64__" x86_64)
detect_architecture("__i386__" x86)
detect_architecture("__arm__" ARM)
detect_architecture("__aarch64__" ARM64)
if (ARCHITECTURE STREQUAL x86_64 OR ARCHITECTURE STREQUAL ARM64)
option(ENABLE_JIT "Enable x64 JIT recompiler" ON)
endif()
if (ENABLE_JIT)
add_definitions(-DJIT_ENABLED)
endif()
if (CMAKE_BUILD_TYPE STREQUAL Release)
option(ENABLE_LTO "Enable link-time optimization" ON)
else()
option(ENABLE_LTO "Enable link-time optimization" OFF)
endif()
option(ENABLE_OGLRENDERER "Enable OpenGL renderer" ON)
if (ENABLE_OGLRENDERER)
add_definitions(-DOGLRENDERER_ENABLED)
endif()
if (CMAKE_BUILD_TYPE STREQUAL Debug)
add_compile_options(-Og)
endif()
if (CMAKE_BUILD_TYPE STREQUAL Release)
add_compile_options(-O3)
add_link_options(-s)
endif()
if (WIN32)
option(BUILD_STATIC "Statically link dependencies" OFF)
endif()
if (BUILD_STATIC AND WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
endif()
if (ENABLE_LTO)
if (WIN32)
add_compile_options(-flto)
add_link_options(-flto)
else()
add_compile_options(-flto -fPIC)
add_link_options(-flto -fuse-linker-plugin -pie)
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(CMAKE_AR "gcc-ar")
set(CMAKE_RANLIB "gcc-ranlib")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
find_program(LLD NAMES ld.lld ld64.lld lld-link)
if (NOT LLD STREQUAL "LLD-NOTFOUND")
add_link_options(-fuse-ld=lld)
endif()
set(CMAKE_AR "llvm-ar")
set(CMAKE_RANLIB "llvm-ranlib")
endif()
endif()
option(BUILD_QT_SDL "Build Qt/SDL frontend" ON)
add_subdirectory(src)
if (BUILD_QT_SDL)
add_subdirectory(src/frontend/qt_sdl)
endif()
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