mirror of https://github.com/OpenRCT2/OpenRCT2.git
261 lines
13 KiB
CMake
261 lines
13 KiB
CMake
# CMAKE project for openrct2
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cmake_minimum_required(VERSION 3.1)
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if (CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR)
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message(FATAL_ERROR "Building in-source is not supported! Create a build dir and remove ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
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endif()
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project(openrct2 CXX)
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if (NOT MSVC)
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include(FindPkgConfig)
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endif ()
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include(CheckCXXCompilerFlag)
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include(GNUInstallDirs)
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set(ROOT_DIR "${CMAKE_CURRENT_LIST_DIR}")
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set(CMAKE_MACOSX_RPATH 1)
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set(TITLE_SEQUENCE_URL "https://github.com/OpenRCT2/title-sequences/releases/download/v0.1.2/title-sequence-v0.1.2.zip")
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set(TITLE_SEQUENCE_SHA1 "1136ef92bfb05cd1cba9831ba6dc4a653d87a246")
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set(OBJECTS_URL "https://github.com/OpenRCT2/objects/releases/download/v1.0/objects.zip")
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set(OBJECTS_SHA1 "4f670859b5f37f85e0c3d755b1cb75e839c989a6")
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option(FORCE32 "Force 32-bit build. It will add `-m32` to compiler flags.")
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option(WITH_TESTS "Build tests")
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option(PORTABLE "Create a portable build (-rpath=$ORIGIN)" OFF)
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option(DOWNLOAD_TITLE_SEQUENCES "Download title sequences during installation." ON)
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option(DOWNLOAD_OBJECTS "Download objects during installation." ON)
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# Options
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option(STATIC "Create a static build.")
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option(USE_MMAP "Use mmap to try loading rct2's data segment into memory.")
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option(DISABLE_HTTP_TWITCH "Disable HTTP and Twitch support.")
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option(DISABLE_NETWORK "Disable multiplayer functionality. Mainly for testing.")
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option(DISABLE_TTF "Disable support for TTF provided by freetype2.")
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option(ENABLE_LIGHTFX "Enable lighting effects." ON)
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if (FORCE32)
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set(TARGET_M "-m32")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TARGET_M}")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${TARGET_M}")
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endif ()
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if (PORTABLE OR WIN32)
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set(CMAKE_INSTALL_LIBDIR "${CMAKE_INSTALL_BINDIR}")
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set(CMAKE_INSTALL_RPATH "$ORIGIN")
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endif ()
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# Define current git branch
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execute_process(
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COMMAND git rev-parse --abbrev-ref HEAD
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WORKING_DIRECTORY ${ROOT_DIR}
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OUTPUT_VARIABLE OPENRCT2_BRANCH
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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# Define short commit hash
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execute_process(
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COMMAND git rev-parse --short HEAD
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WORKING_DIRECTORY ${ROOT_DIR}
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OUTPUT_VARIABLE OPENRCT2_COMMIT_SHA1_SHORT
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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function (ADD_CHECK_CXX_COMPILER_FLAG _CXXFLAGS _CACHE_VAR _FLAG)
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CHECK_CXX_COMPILER_FLAG("${_FLAG}" "${_CACHE_VAR}")
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if (${_CACHE_VAR})
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set(${_CXXFLAGS} "${${_CXXFLAGS}} ${_FLAG}" PARENT_SCOPE)
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else ()
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message(STATUS "Unsupported CXXFLAG: ${_FLAG}")
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endif ()
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endfunction ()
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if (MSVC)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /utf-8 /std:c++latest /permissive- /Zc:externConstexpr /WX")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4244") # C4244: 'conversion_type': conversion from 'type1' to 'type2', possible loss of data
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add_definitions(-D_CRT_SECURE_NO_WARNINGS)
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add_definitions(-D_SCL_SECURE_NO_WARNINGS)
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add_definitions(-D__SSE4_1__)
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add_definitions(-D__AVX2__)
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else ()
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_NULL_DEREFERENCE -Wnull-dereference)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_SUGGEST_FINAL_TYPES -Wsuggest-final-types)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_SUGGEST_FINAL_METHODS -Wsuggest-final-methods)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_SUGGEST_OVERRIDE -Wsuggest-override)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_DUPLICATED_COND -Wduplicated-cond)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_NON_VIRTUAL_DTOR -Wnon-virtual-dtor)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_MISSING_VARIABLE_DECLARATIONS -Wmissing-variable-declarations)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_DUPLICATED_BRANCHES -Wduplicated-branches)
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_RESTRICT -Wrestrict)
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# Items below are not supported by ICC
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if (NOT MINGW)
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# Do not enable for MinGW, as its headers contain redundant declarations of builtin functions
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_REDUNDANT_DECLS -Wredundant-decls)
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endif ()
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_IGNORED_QUALIFIERS -Wignored-qualifiers)
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# -Wstrict-overflow is only active when -fstrict-overflow is enabled, but -fstrict-overflow
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# is enabled on -O2, -O3, -Os. This should help catch bugs locally before they reach Travis
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# As of 2a435bf -Wstrict-overflow=1 passes, but higher values do not.
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstrict-overflow")
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ADD_CHECK_CXX_COMPILER_FLAG(CMAKE_CXX_FLAGS CXX_WARN_STRICT_OVERFLOW -Wstrict-overflow=1)
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# Compiler flags
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set(DEBUG_LEVEL 0 CACHE STRING "Select debug level for compilation. Use value in range 0–3.")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstrict-aliasing -Werror -Wundef -Wmissing-declarations -Winit-self -Wall -Wno-unknown-pragmas -Wno-unused-function -Wno-missing-braces ")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-comment -Wshadow -Wnonnull")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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if(APPLE)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=objc-method-access")
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endif()
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# On mingw all code is already PIC, this will avoid compiler error on redefining this option
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if (NOT MINGW)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
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endif ()
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if (APPLE AND NOT USE_MMAP)
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set(PIE_FLAG "-fno-pie")
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else ()
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set(PIE_FLAG "-fpie")
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endif ()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++14")
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endif ()
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# Defines
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if (USE_MMAP)
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add_definitions(-DUSE_MMAP)
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endif ()
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if (DISABLE_NETWORK)
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add_definitions(-DDISABLE_NETWORK)
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endif ()
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if (DISABLE_HTTP_TWITCH)
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add_definitions(-DDISABLE_HTTP)
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add_definitions(-DDISABLE_TWITCH)
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endif ()
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if (DISABLE_TTF)
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add_definitions(-DNO_TTF)
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endif ()
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if (ENABLE_LIGHTFX)
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add_definitions(-D__ENABLE_LIGHTFX__)
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endif ()
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if (CXX_WARN_SUGGEST_FINAL_TYPES)
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# Disable -Wsuggest-final-types via pragmas where due.
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add_definitions(-D__WARN_SUGGEST_FINAL_TYPES__)
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endif ()
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if (CXX_WARN_SUGGEST_FINAL_METHODS)
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# Disable -Wsuggest-final-methods via pragmas where due.
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add_definitions(-D__WARN_SUGGEST_FINAL_METHODS__)
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endif ()
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if(EXISTS "${ROOT_DIR}/discord-rpc")
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# Don't build discord's examples, some of which are in C and do not honour
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# the flags we set for C++. Also we don't use the provided examples.
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set(BUILD_EXAMPLES OFF CACHE BOOL "Build example apps")
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add_subdirectory("${ROOT_DIR}/discord-rpc")
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add_definitions(-D__ENABLE_DISCORD__)
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include_directories("${ROOT_DIR}/discord-rpc/include")
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set(HAVE_DISCORD_RPC TRUE)
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message("Building with discord-rpc support")
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else()
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message("No discord-rpc detected, to enable clone discord-rpc to root directory: ${ROOT_DIR}")
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endif()
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# Copied from https://github.com/opencv/opencv/blob/dcdd6af5a856826fe62c95322145731e702e54c5/cmake/OpenCVDetectCXXCompiler.cmake#L63-L70
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if(MSVC64 OR MINGW64)
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set(X86_64 1)
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elseif(MINGW OR (MSVC AND NOT CMAKE_CROSSCOMPILING))
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set(X86 1)
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*")
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set(X86_64 1)
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "i686.*|i386.*|x86.*|amd64.*|AMD64.*")
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set(X86 1)
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endif()
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# Include sub-projects
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include("${ROOT_DIR}/src/openrct2/CMakeLists.txt" NO_POLICY_SCOPE)
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include("${ROOT_DIR}/src/openrct2-cli/CMakeLists.txt" NO_POLICY_SCOPE)
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include("${ROOT_DIR}/src/openrct2-ui/CMakeLists.txt" NO_POLICY_SCOPE)
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# g2
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add_custom_command(
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OUTPUT g2.dat
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COMMAND ./openrct2 sprite build \"${CMAKE_BINARY_DIR}/g2.dat\" \"${ROOT_DIR}/resources/g2/sprites.json\"
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(g2 DEPENDS ${PROJECT} g2.dat)
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# Include tests
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if (WITH_TESTS)
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enable_testing()
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if (UNIX AND (NOT USE_MMAP) AND FORCE32)
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include("${ROOT_DIR}/test/testpaint/CMakeLists.txt" NO_POLICY_SCOPE)
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endif ()
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include("${ROOT_DIR}/test/tests/CMakeLists.txt" NO_POLICY_SCOPE)
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endif ()
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# Install
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# Don't recurse, grab all *.txt and *.md files
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file(GLOB DOC_FILES "${ROOT_DIR}/distribution/*.txt")
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list(APPEND DOC_FILES "${ROOT_DIR}/contributors.md"
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"${ROOT_DIR}/licence.txt")
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# CMake does not allow specifying a dependency chain which includes built-in
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# targets, like `install`, so we have to trick it and execute dependency ourselves.
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install(CODE "execute_process(COMMAND \"${CMAKE_COMMAND}\" --build \"${CMAKE_CURRENT_BINARY_DIR}\" --target g2)")
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if (DOWNLOAD_TITLE_SEQUENCES)
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# If openrct2.parkseq or data/title/ exists, assume all the title sequences are already present
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install(CODE
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"if (EXISTS \"\$ENV{DESTDIR}/${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/title/openrct2.parkseq\" OR EXISTS ${CMAKE_SOURCE_DIR}/data/title/)\n\
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message(\"Using cached title sequences\")\n\
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else () \n\
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file(DOWNLOAD ${TITLE_SEQUENCE_URL} \$ENV{DESTDIR}${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/title/title-sequences.zip EXPECTED_HASH SHA1=${TITLE_SEQUENCE_SHA1} SHOW_PROGRESS)\n\
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execute_process(COMMAND \"${CMAKE_COMMAND}\" -E chdir \$ENV{DESTDIR}${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/title/ \"${CMAKE_COMMAND}\" -E tar xvf title-sequences.zip)\n\
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file(REMOVE \$ENV{DESTDIR}${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/title/title-sequences.zip)\n\
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endif ()")
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endif ()
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if (DOWNLOAD_OBJECTS)
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# If rct2.wtrcyan.json or data/object/ exists, assume all the objects are already present
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install(CODE
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"if (EXISTS \"\$ENV{DESTDIR}/${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/object/rct2/water/rct2.wtrcyan.json\" OR EXISTS ${CMAKE_SOURCE_DIR}/data/object/)\n\
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message(\"Using cached objects\")\n\
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else () \n\
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file(DOWNLOAD ${OBJECTS_URL} \$ENV{DESTDIR}/${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/object/objects.zip EXPECTED_HASH SHA1=${OBJECTS_SHA1} SHOW_PROGRESS)\n\
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execute_process(COMMAND \"${CMAKE_COMMAND}\" -E chdir \$ENV{DESTDIR}/${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/object/ \"${CMAKE_COMMAND}\" -E tar xvf objects.zip)\n\
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file(REMOVE \$ENV{DESTDIR}/${CMAKE_INSTALL_FULL_DATADIR}/${PROJECT}/object/objects.zip)\n\
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endif ()")
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endif ()
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install(TARGETS "libopenrct2" LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
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ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}")
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install(TARGETS "openrct2" RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
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install(TARGETS "openrct2-cli" OPTIONAL RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}")
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install(FILES "${CMAKE_CURRENT_BINARY_DIR}/g2.dat" DESTINATION "${CMAKE_INSTALL_DATADIR}/openrct2")
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install(DIRECTORY "data/" DESTINATION "${CMAKE_INSTALL_DATADIR}/openrct2")
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install(FILES ${DOC_FILES} DESTINATION "${CMAKE_INSTALL_DOCDIR}")
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install(FILES "distribution/linux/openrct2.appdata.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/metainfo")
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install(FILES "resources/logo/icon_x16.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/16x16/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x24.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/24x24/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x32.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/32x32/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x48.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/48x48/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x64.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/64x64/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x96.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/96x96/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x128.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/128x128/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_x256.png" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/256x256/apps" RENAME "openrct2.png")
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install(FILES "resources/logo/icon_flag.svg" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/scalable/apps" RENAME "openrct2.svg")
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install(FILES "distribution/linux/openrct2.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
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install(FILES "distribution/linux/openrct2-savegame.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
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install(FILES "distribution/linux/openrct2-scenario.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
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install(FILES "distribution/linux/openrct2-uri.desktop" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications")
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install(FILES "distribution/linux/openrct2-mimeinfo.xml" DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/mime/packages/" RENAME "openrct2.xml")
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install(DIRECTORY "distribution/man/" DESTINATION "${CMAKE_INSTALL_MANDIR}/man6" FILES_MATCHING PATTERN "*.6")
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