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cmake_minimum_required(VERSION 3.24)
project(MinecraftConsoles LANGUAGES C CXX RC ASM_MASM)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
if(NOT WIN32)
message(FATAL_ERROR "This CMake build currently supports Windows only.")
endif()
if(NOT CMAKE_SIZEOF_VOID_P EQUAL 8)
message(FATAL_ERROR "Use a 64-bit generator/toolchain (x64).")
endif()
set(CMAKE_CONFIGURATION_TYPES
"Debug"
"Release"
CACHE STRING "" FORCE
)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
function(configure_compiler_target target)
# MSVC and compatible compilers (like Clang-cl)
if (MSVC)
target_compile_options(${target} PRIVATE
$<$<AND:$<CONFIG:Debug>,$<COMPILE_LANGUAGE:C,CXX>>:/W3>
$<$<AND:$<CONFIG:Release>,$<COMPILE_LANGUAGE:C,CXX>>:/W0>
$<$<COMPILE_LANGUAGE:C,CXX>:/MP>
$<$<COMPILE_LANGUAGE:C,CXX>:/FS>
$<$<COMPILE_LANGUAGE:C,CXX>:/GS>
$<$<COMPILE_LANGUAGE:CXX>:/EHsc>
$<$<COMPILE_LANGUAGE:CXX>:/GR>
$<$<AND:$<CONFIG:Debug>,$<COMPILE_LANGUAGE:C,CXX>>:/Od>
$<$<AND:$<CONFIG:Release>,$<COMPILE_LANGUAGE:C,CXX>>:/O2 /Oi /GT /GF>
)
endif()
# MSVC
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_options(${target} PRIVATE
$<$<AND:$<CONFIG:Release>,$<COMPILE_LANGUAGE:C,CXX>>:/GL>
)
target_link_options(${target} PRIVATE
$<$<CONFIG:Release>:/LTCG:incremental>
)
endif()
# Clang
if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
target_compile_options(${target} PRIVATE
$<$<AND:$<CONFIG:Debug>,$<COMPILE_LANGUAGE:C,CXX>>:-O0 -Wall>
$<$<AND:$<CONFIG:Release>,$<COMPILE_LANGUAGE:C,CXX>>:-O2 -w -flto>
)
target_link_options(${target} PRIVATE
$<$<CONFIG:Release>:-flto>
)
endif()
endfunction()
# ---
# Configuration
# ---
set(MINECRAFT_SHARED_DEFINES
_LARGE_WORLDS
_DEBUG_MENUS_ENABLED
$<$<CONFIG:Debug>:_DEBUG>
_CRT_NON_CONFORMING_SWPRINTFS
_CRT_SECURE_NO_WARNINGS
)
# Add platform-specific defines
list(APPEND MINECRAFT_SHARED_DEFINES ${PLATFORM_DEFINES})
# ---
# Sources
# ---
add_subdirectory(Minecraft.World)
add_subdirectory(Minecraft.Client)
if(PLATFORM_NAME STREQUAL "Windows64") # Server is only supported on Windows for now
add_subdirectory(Minecraft.Server)
endif()
# ---
# Build versioning
# ---
set(BUILDVER_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/cmake/GenerateBuildVer.cmake")
set(BUILDVER_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/generated/Common/BuildVer.h")
add_custom_target(GenerateBuildVer
COMMAND ${CMAKE_COMMAND}
"-DOUTPUT_FILE=${BUILDVER_OUTPUT}"
-P "${BUILDVER_SCRIPT}"
COMMENT "Generating BuildVer.h..."
VERBATIM
)
add_dependencies(Minecraft.World GenerateBuildVer)
add_dependencies(Minecraft.Client GenerateBuildVer)
if(PLATFORM_NAME STREQUAL "Windows64")
add_dependencies(Minecraft.Server GenerateBuildVer)
endif()
# ---
# Project organisation
# ---
# Set the startup project for Visual Studio
set_property(DIRECTORY PROPERTY VS_STARTUP_PROJECT Minecraft.Client)
# Setup folders for Visual Studio, just hides the build targets under a sub folder
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
set_property(TARGET GenerateBuildVer PROPERTY FOLDER "Build")
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