mirror of https://github.com/OpenRCT2/OpenRCT2.git
290 lines
11 KiB
CMake
290 lines
11 KiB
CMake
cmake_minimum_required(VERSION 2.6)
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#
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# Execute these commands in this directory:
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#
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# 1. mkdir build/; cd build/
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#
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# 2. Choose compiler:
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# Build with native toolchain:
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# cmake -DCMAKE_BUILD_TYPE=Debug ..
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#
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# Build with mingw:
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# cmake -DCMAKE_TOOLCHAIN_FILE=../CMakeLists_mingw.txt -DCMAKE_BUILD_TYPE=Debug ..
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#
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# 3. make
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#
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# project title
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set (PROJECT openrct2)
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# OpenRCT2 resource directory
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set (ORCT2_RESOURCE_DIR ${CMAKE_INSTALL_PREFIX}/share/${PROJECT}/)
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project(${PROJECT})
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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 ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
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endif()
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add_definitions(-DORCT2_RESOURCE_DIR="${ORCT2_RESOURCE_DIR}")
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add_definitions(-DHAVE_CONFIG_H)
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add_definitions(-DCURL_STATICLIB)
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INCLUDE(FindPkgConfig)
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# Options
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option(DISABLE_HTTP_TWITCH "Disable HTTP and Twitch support.")
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if (DISABLE_HTTP_TWITCH)
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add_definitions(-DDISABLE_HTTP -DDISABLE_TWITCH)
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endif (DISABLE_HTTP_TWITCH)
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option(DISABLE_NETWORK "Disable multiplayer functionality. Mainly for testing.")
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option(STATIC "Create a static build.")
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option(FORCE64 "Force native (x86-64) build. Do not use, for experimental purposes only.")
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option(DISABLE_OPENGL "Disable OpenGL support.")
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option(DISABLE_RCT2 "WIP: Try building without using code and data segments from vanilla.")
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if (FORCE64)
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set(TARGET_M "-m64")
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set(OBJ_FORMAT "elf64-x86-64")
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set(LINKER_SCRIPT "ld_script_x86_64.xc")
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list(APPEND CMAKE_C_FLAGS "-Wno-error=pointer-to-int-cast -Wno-error=int-to-pointer-cast")
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else ()
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set(TARGET_M "-m32")
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set(OBJ_FORMAT "elf32-i386")
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set(LINKER_SCRIPT "ld_script_i386.xc")
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endif ()
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if (DISABLE_OPENGL)
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add_definitions(-DDISABLE_OPENGL)
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else (DISABLE_OPENGL)
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# Makes OpenGL function get queried in run-time rather than linked-in
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add_definitions(-DOPENGL_NO_LINK)
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endif (DISABLE_OPENGL)
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if (DISABLE_NETWORK)
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add_definitions(-DDISABLE_NETWORK)
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else (DISABLE_NETWORK)
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if (WIN32)
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SET(NETWORKLIBS ${NETWORKLIBS} ws2_32)
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endif (WIN32)
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# If you are on OS X, CMake might try using system-provided OpenSSL.
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# This is too old and will not work.
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PKG_CHECK_MODULES(SSL REQUIRED openssl>=1.0.0)
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endif (DISABLE_NETWORK)
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if (DISABLE_RCT2)
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add_definitions(-DNO_RCT2)
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endif (DISABLE_RCT2)
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# Start of library checks
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PKG_CHECK_MODULES(PNG libpng>=1.6)
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if (NOT PNG_FOUND)
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PKG_CHECK_MODULES(PNG libpng16)
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endif (NOT PNG_FOUND)
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if (NOT PNG_FOUND)
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PKG_CHECK_MODULES(PNG libpng>=1.2)
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endif (NOT PNG_FOUND)
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if (NOT PNG_FOUND)
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PKG_CHECK_MODULES(PNG REQUIRED libpng12)
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endif (NOT PNG_FOUND)
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PKG_CHECK_MODULES(ZLIB REQUIRED zlib)
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PKG_CHECK_MODULES(JANSSON REQUIRED jansson>=2.7)
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# Handle creating the rct2 text and data files on OS X and Linux
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# See details in src/openrct2.c:openrct2_setup_rct2_segment for how the values
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# were derived.
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if (UNIX)
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add_custom_command(
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OUTPUT openrct2_text
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_text bs=4096 skip=1 count=1187
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_command(
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OUTPUT openrct2_data
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1188 count=318
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COMMAND dd if=/dev/zero of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 seek=318 count=2630 conv=notrunc
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COMMAND dd if=${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe of=${CMAKE_BINARY_DIR}/openrct2_data bs=4096 skip=1506 seek=2948 count=1 conv=notrunc
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DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/openrct2.exe
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)
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add_custom_target(segfiles DEPENDS openrct2_text openrct2_data)
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if (APPLE)
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -sectcreate rct2_text __text ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_text -sectcreate rct2_data __data ${CMAKE_CURRENT_SOURCE_DIR}/build/openrct2_data -segaddr rct2_data 0x8a4000 -segprot rct2_data rwx rwx -segaddr rct2_text 0x401000 -segprot rct2_text rwx rwx -segaddr __TEXT 0x2000000 -fno-pie -read_only_relocs suppress")
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else (APPLE)
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# For Linux we have to use objcopy to wrap regular binaries into a linkable
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# format. We use specific section names which are then referenced in a
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# bespoke linker script so they can be placed at predefined VMAs.
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add_custom_command(
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OUTPUT openrct2_text_section.o
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COMMAND objcopy --input binary --output ${OBJ_FORMAT} --binary-architecture i386 openrct2_text openrct2_text_section.o --rename-section .data=.rct2_text,contents,alloc,load,readonly,code
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_command(
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OUTPUT openrct2_data_section.o
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COMMAND objcopy --input binary --output ${OBJ_FORMAT} --binary-architecture i386 openrct2_data openrct2_data_section.o --rename-section .data=.rct2_data,contents,alloc,load,readonly,data
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DEPENDS segfiles
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(linkable_sections DEPENDS openrct2_text_section.o openrct2_data_section.o)
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SET_SOURCE_FILES_PROPERTIES(
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openrct2_text_section.o openrct2_data_section.o
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PROPERTIES
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EXTERNAL_OBJECT true
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GENERATED true
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)
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# can't use GLOB here, as the files don't exist yet at cmake-time
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set(RCT2_SECTIONS "${CMAKE_BINARY_DIR}/openrct2_data_section.o" "${CMAKE_BINARY_DIR}/openrct2_text_section.o")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-T,\"${CMAKE_CURRENT_SOURCE_DIR}/distribution/linux/${LINKER_SCRIPT}\"")
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endif (APPLE)
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endif (UNIX)
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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_C_FLAGS "${CMAKE_C_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DDEBUG=${DEBUG_LEVEL}")
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# include lib
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include_directories("lib/")
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# add source files
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file(GLOB_RECURSE ORCT2_SOURCES "src/*.c" "src/*.cpp" "src/*.h" "src/*.hpp")
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if (APPLE)
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file(GLOB_RECURSE ORCT2_MM_SOURCES "src/*.m")
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set_source_files_properties(${ORCT2_MM_SOURCES} PROPERTIES COMPILE_FLAGS "-x objective-c -fmodules")
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endif (APPLE)
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# set necessary flags to compile code as is
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TARGET_M} -std=gnu99 -fno-pie -fstrict-aliasing -Werror")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TARGET_M} -std=gnu++11 -fno-pie -fstrict-aliasing -Werror")
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${TARGET_M}")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}")
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if (MINGW)
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set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libgcc -static-libstdc++")
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endif ()
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option(WITH_BREAKPAD "Enable breakpad")
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if (WITH_BREAKPAD)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_BREAKPAD")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_BREAKPAD")
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set(BREAKPAD_DIR "/home/janisozaur/workspace/breakpad/src")
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set(BREAKPAD_INCLUDE_DIR "${BREAKPAD_DIR}/src")
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set(BREAKPAD_LIBRARY_DIR "${BREAKPAD_DIR}/src/client/linux")
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set(BREAKPAD_LIBS breakpad_client pthread)
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endif (WITH_BREAKPAD)
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# find and include SDL2
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PKG_CHECK_MODULES(SDL2 REQUIRED sdl2 SDL2_ttf)
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if (STATIC)
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# FreeType is required by SDL2_ttf, but not wired up properly in package
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PKG_CHECK_MODULES(FREETYPE REQUIRED freetype2)
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SET(SDL2LIBS ${SDL2_STATIC_LIBRARIES} ${FREETYPE_STATIC_LIBRARIES})
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else (STATIC)
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SET(SDL2LIBS ${SDL2_LIBRARIES})
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endif (STATIC)
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if (STATIC)
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set(STATIC_START "-static")
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SET(REQUIREDLIBS ${PNG_STATIC_LIBRARIES} ${JANSSON_STATIC_LIBRARIES} ${ZLIB_STATIC_LIBRARIES} ${SSL_STATIC_LIBRARIES})
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else (STATIC)
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SET(REQUIREDLIBS ${PNG_LIBRARIES} ${JANSSON_LIBRARIES} ${ZLIB_LIBRARIES} ${SSL_LIBRARIES})
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endif (STATIC)
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if (NOT DISABLE_OPENGL)
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if (WIN32)
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# Curl depends on openssl and ws2 in mingw builds, but is not wired up in pkg-config
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set(GLLIBS opengl32)
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else (WIN32)
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PKG_CHECK_MODULES(GL REQUIRED gl)
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set(GLLIBS ${GL_LIBRARIES})
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endif (WIN32)
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endif (NOT DISABLE_OPENGL)
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if (NOT DISABLE_HTTP_TWITCH)
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PKG_CHECK_MODULES(LIBCURL REQUIRED libcurl)
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if (WIN32)
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# Curl depends on openssl and ws2 in mingw builds, but is not wired up in pkg-config
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set(WSLIBS ws2_32)
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endif (WIN32)
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if (STATIC)
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SET(HTTPLIBS ${LIBCURL_STATIC_LIBRARIES} ${WSLIBS})
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else (STATIC)
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SET(HTTPLIBS ${LIBCURL_LIBRARIES} ${WSLIBS})
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endif (STATIC)
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endif (NOT DISABLE_HTTP_TWITCH)
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PKG_CHECK_MODULES(SPEEX REQUIRED speexdsp)
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if (UNIX)
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# Include libdl for dlopen
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set(DLLIB dl)
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endif (UNIX)
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INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIRS} ${LIBCURL_INCLUDE_DIRS} ${JANSSON_INCLUDE_DIRS} ${SPEEX_INCLUDE_DIRS} ${PNG_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIRS} ${BREAKPAD_INCLUDE_DIR})
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LINK_DIRECTORIES(${SDL2_LIBRARY_DIRS} ${JANSSON_LIBRARY_DIRS} ${LIBCURL_LIBRARY_DIRS} ${PNG_LIBRARY_DIRS} ${ZLIB_LIBRARY_DIRS} ${BREAKPAD_LIBRARY_DIR} ${SSL_LIBRARY_DIRS})
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# Disable optimizations for addresses.c for all compilers, to allow optimized
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# builds without need for -fno-omit-frame-pointer
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set_source_files_properties(src/addresses.c PROPERTIES COMPILE_FLAGS -O0)
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if (WIN32)
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# build as library for now, replace with add_executable
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add_library(${PROJECT} SHARED ${ORCT2_SOURCES} ${SPEEX_SOURCES})
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else (WIN32)
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add_executable(${PROJECT} ${ORCT2_SOURCES} ${ORCT2_MM_SOURCES} ${RCT2_SECTIONS})
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add_dependencies(${PROJECT} segfiles)
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if (NOT APPLE)
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add_dependencies(${PROJECT} linkable_sections)
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endif ()
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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 ${CMAKE_CURRENT_SOURCE_DIR}/resources/g2/
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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)
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add_custom_target(g2 DEPENDS ${PROJECT} g2.dat)
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endif (WIN32)
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if (UNIX AND NOT APPLE)
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# FontConfig for TrueType fonts.
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PKG_CHECK_MODULES(FONTCONFIG REQUIRED fontconfig)
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INCLUDE_DIRECTORIES(${FONTCONFIG_INCLUDE_DIRS})
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TARGET_LINK_LIBRARIES(${PROJECT} ${FONTCONFIG_LIBRARIES})
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endif (UNIX AND NOT APPLE)
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# install into ${CMAKE_INSTALL_PREFIX}/bin/
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#install (TARGETS ${PROJECT} DESTINATION bin)
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# libopenrct2.dll -> openrct2.dll
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set_target_properties(${PROJECT} PROPERTIES PREFIX "")
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# Link shared libs first
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TARGET_LINK_LIBRARIES(${PROJECT} ${GLLIBS})
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# if creating a static binary, precede libraries with -static, then name all the libs
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TARGET_LINK_LIBRARIES(${PROJECT} ${STATIC_START} ${SDL2LIBS} ${HTTPLIBS} ${NETWORKLIBS} ${SPEEX_LIBRARIES} ${DLLIB} ${REQUIREDLIBS} ${BREAKPAD_LIBS})
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if (APPLE OR STATIC)
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FIND_LIBRARY(ICONV_LIBRARIES NAMES iconv libiconv libiconv-2 c)
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TARGET_LINK_LIBRARIES(${PROJECT} ${ICONV_LIBRARIES})
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endif (APPLE OR STATIC)
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# Don't recurse, grab all *.txt and *.md files
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file(GLOB DOC_FILES "${CMAKE_CURRENT_SOURCE_DIR}/distribution/*.txt")
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list(APPEND DOC_FILES "${CMAKE_CURRENT_SOURCE_DIR}/contributors.md" "${CMAKE_CURRENT_SOURCE_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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install(TARGETS ${PROJECT} RUNTIME DESTINATION bin)
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install(FILES "${CMAKE_CURRENT_BINARY_DIR}/g2.dat" DESTINATION share/${PROJECT})
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install(DIRECTORY data/ DESTINATION share/${PROJECT})
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install(FILES ${DOC_FILES} DESTINATION share/doc/${PROJECT})
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set(CPACK_PACKAGE_VERSION_MAJOR 0)
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set(CPACK_PACKAGE_VERSION_MINOR 0)
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set(CPACK_PACKAGE_VERSION_PATCH 5)
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INCLUDE(CPack)
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