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# This is the top-level CMakeLists.txt file for the Cuberite project
#
# Use CMake to generate the build files for your platform
cmake_minimum_required (VERSION 3.13)
cmake_policy(VERSION 3.13...3.17.2)
project(
Cuberite
DESCRIPTION "A lightweight, fast and extensible game server for Minecraft"
HOMEPAGE_URL "https://cuberite.org"
LANGUAGES C CXX
)
option(BUILD_TOOLS "Sets up additional executables to be built along with the server" OFF)
option(BUILD_UNSTABLE_TOOLS "Sets up yet more executables to be built, these can be broken and generally are obsolete" OFF)
option(NO_NATIVE_OPTIMIZATION "Disables CPU-specific optimisations for the current machine, allows use on other CPUs of the same platform" OFF)
option(PRECOMPILE_HEADERS "Enable precompiled headers for faster builds" ON)
option(SELF_TEST "Enables testing code to be built" OFF)
option(UNITY_BUILDS "Enables source aggregation for faster builds" ON)
option(WHOLE_PROGRAM_OPTIMISATION "Enables link time optimisation for Release" ON)
include("CMake/AddDependencies.cmake")
include("CMake/Fixups.cmake")
include("CMake/GenerateBindings.cmake")
include("CMake/GroupSources.cmake")
include("SetFlags.cmake")
# Add build timestamp and details:
include("CMake/StampBuild.cmake")
# We need C++17 features:
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# Static CRT:
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
# TODO: set_build_stamp()
set_global_flags()
build_dependencies()
add_executable(${CMAKE_PROJECT_NAME})
add_subdirectory(src)
set_exe_flags(${CMAKE_PROJECT_NAME})
link_dependencies(${CMAKE_PROJECT_NAME})
# Set the startup project to Cuberite, and the debugger dir:
set_property(DIRECTORY PROPERTY VS_STARTUP_PROJECT ${CMAKE_PROJECT_NAME})
set_target_properties(${CMAKE_PROJECT_NAME} PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY "${CMAKE_BINARY_DIR}/Server")
# Enable PCH and jumbo builds on supporting CMake:
if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.16")
if (PRECOMPILE_HEADERS)
target_precompile_headers(${CMAKE_PROJECT_NAME} PRIVATE src/Globals.h)
endif()
set_target_properties(${CMAKE_PROJECT_NAME} PROPERTIES UNITY_BUILD ${UNITY_BUILDS})
else()
message(WARNING "Precompiled headers for FASTER BUILDS not enabled, upgrade to CMake 3.16 or newer!")
endif()
# Selectively disable warnings in the level where the target is created:
if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
# Generated file has old-style casts, missing prototypes, and deprecated declarations
set_source_files_properties("${PROJECT_SOURCE_DIR}/src/Bindings/Bindings.cpp" PROPERTIES COMPILE_OPTIONS -Wno-everything)
# File failed to follow NHS guidelines on handwashing and has not maintained good hygiene
set_source_files_properties("${PROJECT_SOURCE_DIR}/src/IniFile.cpp" PROPERTIES COMPILE_OPTIONS -Wno-header-hygiene)
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set_source_files_properties("${PROJECT_SOURCE_DIR}/src/Bindings/Bindings.cpp" PROPERTIES COMPILE_OPTIONS -w)
endif()
if(BUILD_TOOLS)
message(STATUS "Building tools")
add_subdirectory(Tools/GrownBiomeGenVisualiser/)
add_subdirectory(Tools/MCADefrag/)
add_subdirectory(Tools/NoiseSpeedTest/)
add_subdirectory(Tools/ProtoProxy/)
endif()
if(BUILD_UNSTABLE_TOOLS)
message(STATUS "Building unstable tools")
add_subdirectory(Tools/GeneratorPerformanceTest/)
endif()
# Self Test Mode enables extra checks at startup
if(SELF_TEST)
message(STATUS "Tests enabled")
enable_testing()
add_subdirectory(tests)
endif()
# The need for speed (in Release):
if(WHOLE_PROGRAM_OPTIMISATION)
include(CheckIPOSupported)
check_ipo_supported(RESULT IPO_SUPPORTED OUTPUT IPO_CHECK_OUTPUT)
if(IPO_SUPPORTED)
set_property(TARGET ${CMAKE_PROJECT_NAME} PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
else()
message(WARNING "IPO is not supported: ${IPO_CHECK_OUTPUT}")
endif()
endif()
emit_fixups()
group_sources()
enable_bindings_generation()
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