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|
cmake_minimum_required(VERSION 3.9)
if(NOT BINARY_NAME)
set(BINARY_NAME openttd)
endif()
project(${BINARY_NAME}
VERSION 12.0
)
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
message(FATAL_ERROR "In-source builds not allowed. Please run \"cmake ..\" from the build directory. You may need to delete \"${CMAKE_SOURCE_DIR}/CMakeCache.txt\" first.")
endif()
# Debug mode by default.
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Debug)
endif()
if (EMSCRIPTEN)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/os/emscripten/cmake")
endif()
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")
set(CMAKE_OSX_DEPLOYMENT_TARGET 10.14)
# Use GNUInstallDirs to allow customisation
# but set our own default data and bin dir
if(NOT CMAKE_INSTALL_DATADIR)
set(CMAKE_INSTALL_DATADIR "share/games")
endif()
if(NOT CMAKE_INSTALL_BINDIR)
set(CMAKE_INSTALL_BINDIR "games")
endif()
include(GNUInstallDirs)
include(Options)
set_options()
set_directory_options()
include(Static)
set_static_if_needed()
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED YES)
set(CMAKE_CXX_EXTENSIONS NO)
set(CMAKE_EXPORT_COMPILE_COMMANDS YES)
# An empty target for the tools
add_custom_target(tools)
include(Endian)
add_endian_definition()
include(CompileFlags)
compile_flags()
if(APPLE OR UNIX)
add_definitions(-DUNIX)
endif()
if(UNIX)
find_package(Doxygen)
endif()
list(APPEND GENERATED_SOURCE_FILES "${CMAKE_BINARY_DIR}/generated/rev.cpp")
if(WIN32)
list(APPEND GENERATED_SOURCE_FILES "${CMAKE_BINARY_DIR}/generated/ottdres.rc")
endif()
# Generate a target to determine version, which is execute every 'make' run
add_custom_target(find_version
${CMAKE_COMMAND}
-DFIND_VERSION_BINARY_DIR=${CMAKE_BINARY_DIR}/generated
-DCPACK_BINARY_DIR=${CMAKE_BINARY_DIR}
-DREV_MAJOR=${PROJECT_VERSION_MAJOR}
-DREV_MINOR=${PROJECT_VERSION_MINOR}
-DWINDOWS=${WIN32}
-P "${CMAKE_SOURCE_DIR}/cmake/scripts/FindVersion.cmake"
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
BYPRODUCTS ${GENERATED_SOURCE_FILES}
)
# Documentation
if(DOXYGEN_EXECUTABLE)
add_custom_target(docs)
add_custom_target(docs_source
${CMAKE_COMMAND} -E make_directory ${CMAKE_BINARY_DIR}/docs
COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_BINARY_DIR}/Doxyfile
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
COMMENT "Generating documentation for source"
)
add_dependencies(docs_source
find_version
)
add_dependencies(docs
docs_source
)
endif()
include(AddCustomXXXTimestamp)
if(OPTION_TOOLS_ONLY)
if(HOST_BINARY_DIR)
unset(HOST_BINARY_DIR CACHE)
endif()
add_subdirectory(${CMAKE_SOURCE_DIR}/src)
return()
endif()
if(APPLE)
# Avoid searching for headers in Frameworks, and libraries in LIBDIR.
set(CMAKE_FIND_FRAMEWORK LAST)
endif()
# Prefer -pthread over -lpthread, which is often the better option of the two.
set(CMAKE_THREAD_PREFER_PTHREAD YES)
# Make sure we have Threads available.
find_package(Threads REQUIRED)
find_package(ZLIB)
find_package(LibLZMA)
find_package(LZO)
find_package(PNG)
if(NOT OPTION_DEDICATED)
if(NOT WIN32)
find_package(Allegro)
if(NOT APPLE)
find_package(Freetype)
find_package(SDL2)
if(NOT SDL2_FOUND)
find_package(SDL)
endif()
find_package(Fluidsynth)
find_package(Fontconfig)
find_package(ICU OPTIONAL_COMPONENTS i18n lx)
endif()
endif()
endif()
if(APPLE)
find_package(Iconv)
find_library(AUDIOTOOLBOX_LIBRARY AudioToolbox)
find_library(AUDIOUNIT_LIBRARY AudioUnit)
find_library(COCOA_LIBRARY Cocoa)
find_library(QUARTZCORE_LIBRARY QuartzCore)
endif()
if(NOT EMSCRIPTEN AND NOT OPTION_DEDICATED)
find_package(OpenGL COMPONENTS OpenGL)
endif()
if(MSVC)
find_package(Editbin REQUIRED)
endif()
find_package(SSE)
find_package(Xaudio2)
find_package(Grfcodec)
include(CheckIPOSupported)
check_ipo_supported(RESULT IPO_FOUND)
show_options()
if(UNIX AND NOT APPLE AND NOT OPTION_DEDICATED)
if(NOT SDL_FOUND AND NOT SDL2_FOUND AND NOT ALLEGRO_FOUND)
message(FATAL_ERROR "SDL, SDL2 or Allegro is required for this platform")
endif()
endif()
if(APPLE)
if(NOT AUDIOTOOLBOX_LIBRARY)
message(FATAL_ERROR "AudioToolbox is required for this platform")
endif()
if(NOT AUDIOUNIT_LIBRARY)
message(FATAL_ERROR "AudioUnit is required for this platform")
endif()
if(NOT COCOA_LIBRARY)
message(FATAL_ERROR "Cocoa is required for this platform")
endif()
if(NOT QUARTZCORE_LIBRARY)
message(FATAL_ERROR "QuartzCore is required for this platform")
endif()
endif()
if(OPTION_PACKAGE_DEPENDENCIES)
if(NOT UNIX)
message(FATAL_ERROR "Can only package dependencies on Linux")
endif()
if(OPTION_INSTALL_FHS)
message(FATAL_ERROR "Cannot install in FHS folders when we are packaging dependencies")
endif()
if(${CMAKE_VERSION} VERSION_LESS "3.16.0")
message(FATAL_ERROR "OPTION_PACKAGE_DEPENDENCIES can only work with CMake 3.16+; you are using ${CMAKE_VERSION}")
endif()
# If we are packaging dependencies, we do two things:
# 1) set the RPATH to include $ORIGIN/lib; $ORIGIN (that literal string)
# is a Linux indicator for "path where application is". In CMake, we
# have to do this before add_executable() is executed.
# 2) copy the libraries that we compile against to the "lib" folder.
# This is done in InstallAndPackage.cmake.
set(CMAKE_INSTALL_RPATH "\$ORIGIN/lib")
set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
endif()
include(SourceList)
# Needed by rev.cpp
include_directories(${CMAKE_SOURCE_DIR}/src)
# Needed by everything that uses Squirrel
include_directories(${CMAKE_SOURCE_DIR}/src/3rdparty/squirrel/include)
include(MSVCFilters)
add_executable(openttd WIN32 ${GENERATED_SOURCE_FILES})
set_target_properties(openttd PROPERTIES OUTPUT_NAME "${BINARY_NAME}")
# All other files are added via target_sources()
if(MSVC)
# Add DPI manifest to project; other WIN32 targets get this via ottdres.rc
target_sources(openttd PRIVATE "${CMAKE_SOURCE_DIR}/os/windows/openttd.manifest")
endif()
add_subdirectory(${CMAKE_SOURCE_DIR}/bin)
add_subdirectory(${CMAKE_SOURCE_DIR}/src)
add_subdirectory(${CMAKE_SOURCE_DIR}/media)
add_dependencies(openttd
find_version)
target_link_libraries(openttd
openttd::languages
openttd::settings
openttd::media
openttd::basesets
openttd::script_api
Threads::Threads
)
if(HAIKU)
target_link_libraries(openttd "be" "network" "midi")
endif()
if(IPO_FOUND)
set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_RELEASE True)
set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_MINSIZEREL True)
set_target_properties(openttd PROPERTIES INTERPROCEDURAL_OPTIMIZATION_RELWITHDEBINFO True)
endif()
set_target_properties(openttd PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY "${CMAKE_BINARY_DIR}")
process_compile_flags()
include(LinkPackage)
link_package(PNG TARGET PNG::PNG ENCOURAGED)
link_package(ZLIB TARGET ZLIB::ZLIB ENCOURAGED)
link_package(LIBLZMA TARGET LibLZMA::LibLZMA ENCOURAGED)
link_package(LZO)
if(NOT OPTION_DEDICATED)
link_package(Fluidsynth)
link_package(SDL)
link_package(SDL2 TARGET SDL2::SDL2)
link_package(Allegro)
link_package(FREETYPE TARGET Freetype::Freetype)
link_package(Fontconfig TARGET Fontconfig::Fontconfig)
link_package(ICU_lx)
link_package(ICU_i18n)
if(SDL2_FOUND AND OPENGL_FOUND AND UNIX)
# SDL2 dynamically loads OpenGL if needed, so do not link to OpenGL when
# on Linux. For Windows, we need to link to OpenGL as we also have a win32
# driver using it.
add_definitions(-DWITH_OPENGL)
message(STATUS "OpenGL found -- -DWITH_OPENGL -- (via SDL2)")
else()
link_package(OpenGL TARGET OpenGL::GL)
endif()
endif()
if(APPLE)
link_package(Iconv TARGET Iconv::Iconv)
target_link_libraries(openttd
${AUDIOTOOLBOX_LIBRARY}
${AUDIOUNIT_LIBRARY}
${COCOA_LIBRARY}
${QUARTZCORE_LIBRARY}
)
add_definitions(
-DWITH_COCOA
)
endif()
if(EMSCRIPTEN)
add_library(WASM::WASM INTERFACE IMPORTED)
# Allow heap-growth, and start with a bigger memory size.
target_link_libraries(WASM::WASM INTERFACE "-s ALLOW_MEMORY_GROWTH=1")
target_link_libraries(WASM::WASM INTERFACE "-s INITIAL_MEMORY=33554432")
target_link_libraries(WASM::WASM INTERFACE "-s DISABLE_EXCEPTION_CATCHING=0")
add_definitions(-s DISABLE_EXCEPTION_CATCHING=0)
# Export functions to Javascript.
target_link_libraries(WASM::WASM INTERFACE "-s EXPORTED_FUNCTIONS='[\"_main\", \"_em_openttd_add_server\"]' -s EXTRA_EXPORTED_RUNTIME_METHODS='[\"cwrap\"]'")
# Preload all the files we generate during build.
# As we do not compile with FreeType / FontConfig, we also have no way to
# render several languages (like Chinese, ..), so where do you draw the
# line what languages to include and which not? In the end, especially as
# the more languages you add the slower downloading becomes, we decided to
# only ship the English language.
target_link_libraries(WASM::WASM INTERFACE "--preload-file ${CMAKE_BINARY_DIR}/baseset@/baseset")
target_link_libraries(WASM::WASM INTERFACE "--preload-file ${CMAKE_BINARY_DIR}/lang/english.lng@/lang/english.lng")
target_link_libraries(WASM::WASM INTERFACE "--preload-file ${CMAKE_SOURCE_DIR}/bin/ai@/ai")
target_link_libraries(WASM::WASM INTERFACE "--preload-file ${CMAKE_SOURCE_DIR}/bin/game@/game")
# We use IDBFS for persistent storage.
target_link_libraries(WASM::WASM INTERFACE "-lidbfs.js")
# Use custom pre-js and shell.html.
target_link_libraries(WASM::WASM INTERFACE "--pre-js ${CMAKE_SOURCE_DIR}/os/emscripten/pre.js")
target_link_libraries(WASM::WASM INTERFACE "--shell-file ${CMAKE_SOURCE_DIR}/os/emscripten/shell.html")
# Build the .html (which builds the .js, .wasm, and .data too).
set_target_properties(openttd PROPERTIES SUFFIX ".html")
target_link_libraries(openttd WASM::WASM)
endif()
if(NOT PERSONAL_DIR STREQUAL "(not set)")
add_definitions(
-DWITH_PERSONAL_DIR
-DPERSONAL_DIR="${PERSONAL_DIR}"
)
endif()
if(NOT SHARED_DIR STREQUAL "(not set)")
add_definitions(
-DWITH_SHARED_DIR
-DSHARED_DIR="${SHARED_DIR}"
)
endif()
if(NOT GLOBAL_DIR STREQUAL "(not set)")
add_definitions(
-DGLOBAL_DATA_DIR="${GLOBAL_DIR}"
)
endif()
link_package(SSE)
add_definitions_based_on_options()
if(WIN32)
add_definitions(
-DUNICODE
-D_UNICODE
-DWITH_UNISCRIBE
-DPSAPI_VERSION=1
)
target_link_libraries(openttd
ws2_32
winmm
imm32
usp10
psapi
)
endif()
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
add_definitions(-DPOINTER_IS_64BIT)
endif()
include(CreateRegression)
create_regression()
if(APPLE OR WIN32)
find_package(Pandoc)
endif()
include(InstallAndPackage)
|