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OpenRCT2/src/openrct2/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.9)
project(libopenrct2 CXX)
if (CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR)
message(FATAL_ERROR "Building in-source is not supported! Create a build dir and remove ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
endif ()
file(GLOB_RECURSE OPENRCT2_CORE_SOURCES "${CMAKE_CURRENT_LIST_DIR}/*.cpp")
file(GLOB_RECURSE OPENRCT2_CORE_HEADERS "${CMAKE_CURRENT_LIST_DIR}/*.h"
"${CMAKE_CURRENT_LIST_DIR}/*.hpp")
list(REMOVE_ITEM OPENRCT2_CORE_HEADERS
"${CMAKE_CURRENT_LIST_DIR}/thirdparty/filesystem.hpp"
"${CMAKE_CURRENT_LIST_DIR}/thirdparty/linenoise.hpp"
)
if (APPLE)
file(GLOB_RECURSE OPENRCT2_CORE_MM_SOURCES "${CMAKE_CURRENT_LIST_DIR}/*.mm")
set_source_files_properties(${OPENRCT2_CORE_MM_SOURCES} PROPERTIES COMPILE_FLAGS "-x objective-c++ -fmodules")
endif ()
add_library(${PROJECT_NAME} ${OPENRCT2_CORE_SOURCES} ${OPENRCT2_CORE_MM_SOURCES})
set_target_properties(${PROJECT_NAME} PROPERTIES PREFIX "")
SET_CHECK_CXX_FLAGS(${PROJECT_NAME})
# GCC / Clang likes us to pass the -lstdc++fs flag to link C++17 filesystem implementation.
if (NOT MINGW AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
target_link_libraries(${PROJECT_NAME} stdc++fs)
endif()
endif()
if (NOT DISABLE_NETWORK OR NOT DISABLE_HTTP)
if (WIN32)
target_link_libraries(${PROJECT_NAME} bcrypt)
else ()
if (APPLE)
# Needed for linking with non-broken OpenSSL on Apple platforms
set(ENV{PKG_CONFIG_PATH} "$ENV{PKG_CONFIG_PATH}:/usr/local/opt/openssl/lib/pkgconfig")
endif ()
find_package(OpenSSL 1.0.0 REQUIRED)
target_include_directories(${PROJECT_NAME} PUBLIC ${OPENSSL_INCLUDE_DIR})
if(STATIC)
target_link_libraries(${PROJECT_NAME} ${SSL_STATIC_LIBRARIES})
else ()
target_link_libraries(${PROJECT_NAME} ${OPENSSL_LIBRARIES})
endif()
endif()
endif ()
if (NOT DISABLE_NETWORK AND WIN32)
target_link_libraries(${PROJECT_NAME} ws2_32 crypt32 wldap32 version winmm imm32 advapi32 shell32 ole32)
endif ()
if (NOT DISABLE_HTTP)
if (WIN32)
target_link_libraries(${PROJECT_NAME} winhttp)
else ()
PKG_CHECK_MODULES(LIBCURL REQUIRED libcurl)
target_include_directories(${PROJECT_NAME} PRIVATE ${LIBCURL_INCLUDE_DIRS})
if (STATIC)
target_link_libraries(${PROJECT_NAME} ${LIBCURL_STATIC_LIBRARIES})
else ()
target_link_libraries(${PROJECT_NAME} ${LIBCURL_LIBRARIES})
endif ()
endif ()
endif ()
if (NOT DISABLE_TTF)
if (UNIX AND NOT APPLE AND NOT MSVC)
PKG_CHECK_MODULES(FONTCONFIG REQUIRED fontconfig)
endif ()
if (MSVC)
find_package(freetype REQUIRED)
else ()
PKG_CHECK_MODULES(FREETYPE REQUIRED freetype2)
endif ()
target_include_directories(${PROJECT_NAME} PRIVATE ${FREETYPE_INCLUDE_DIRS})
if (UNIX AND NOT APPLE)
target_include_directories(${PROJECT_NAME} PRIVATE ${FONTCONFIG_INCLUDE_DIRS})
endif ()
endif ()
if (NOT DISABLE_GOOGLE_BENCHMARK)
find_package(benchmark)
if (benchmark_FOUND)
message("Found Google benchmark, enabling support")
set_target_properties(${PROJECT_NAME} PROPERTIES COMPILE_DEFINITIONS USE_BENCHMARK)
target_link_libraries(${PROJECT_NAME} benchmark::benchmark)
target_include_directories(${PROJECT_NAME} PRIVATE ${benchmark_INCLUDE_DIRS})
else ()
message("Google benchmark not found, disabling support")
endif ()
endif ()
# Third party libraries
if (MSVC)
find_package(duktape REQUIRED)
find_package(jansson CONFIG REQUIRED)
set(JANSSON_LIBRARIES "jansson::jansson")
find_package(png 1.6 REQUIRED)
find_package(zlib REQUIRED)
find_path(LIBZIP_INCLUDE_DIRS zip.h)
find_library(LIBZIP_LIBRARIES zip)
else ()
PKG_CHECK_MODULES(DUKTAPE REQUIRED duktape)
PKG_CHECK_MODULES(JANSSON REQUIRED jansson>=2.5)
PKG_CHECK_MODULES(LIBZIP REQUIRED libzip>=1.0)
PKG_CHECK_MODULES(ZLIB REQUIRED zlib)
PKG_CHECK_MODULES(PNG libpng>=1.6)
if (NOT PNG_FOUND)
PKG_CHECK_MODULES(PNG libpng16)
if (NOT PNG_FOUND)
PKG_CHECK_MODULES(PNG libpng>=1.2)
if (NOT PNG_FOUND)
PKG_CHECK_MODULES(PNG REQUIRED libpng12)
endif ()
endif ()
endif ()
endif ()
if (STATIC)
target_link_libraries(${PROJECT_NAME} ${JANSSON_STATIC_LIBRARIES}
${DUKTAPE_STATIC_LIBRARIES}
${PNG_STATIC_LIBRARIES}
${ZLIB_STATIC_LIBRARIES}
${LIBZIP_STATIC_LIBRARIES})
else ()
target_link_libraries(${PROJECT_NAME} ${JANSSON_LIBRARIES}
${DUKTAPE_LIBRARIES}
${PNG_LIBRARIES}
${ZLIB_LIBRARIES}
${LIBZIP_LIBRARIES})
endif ()
if (MINGW)
# Hardcode libraries used by libzip on mingw
target_link_libraries(${PROJECT_NAME} crypto ws2_32)
endif()
if (UNIX AND NOT ${CMAKE_SYSTEM_NAME} MATCHES "BSD")
# Include libdl for dlopen
target_link_libraries(${PROJECT_NAME} dl)
endif ()
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
target_link_libraries(${PROJECT_NAME} Threads::Threads)
if (NOT MINGW AND NOT MSVC)
# For unicode code page conversion.
find_package(ICU 59.0 REQUIRED COMPONENTS uc)
target_include_directories(${PROJECT_NAME} SYSTEM PRIVATE ${ICU_INCLUDE_DIRS})
if (STATIC)
target_link_libraries(${PROJECT_NAME} ${ICU_STATIC_LIBRARIES})
else ()
target_link_libraries(${PROJECT_NAME} ${ICU_LIBRARIES})
endif ()
endif ()
if (NOT APPLE AND NOT MINGW AND NOT MSVC)
# This is ugly hack to work around https://bugs.launchpad.net/ubuntu/+source/gcc-5/+bug/1568899.
# Once C++17 is enabled (and thus old compilers are no longer supported, this needs to be gone.
# We cannot simply detect the _compiler_ version, as the bug exists with the C++ _library_
target_link_libraries(${PROJECT_NAME} gcc_s gcc)
endif ()
if (NOT DISABLE_TTF)
if (STATIC)
target_link_libraries(${PROJECT_NAME} ${FREETYPE_STATIC_LIBRARIES})
if (UNIX AND NOT APPLE)
target_link_libraries(${PROJECT_NAME} ${FONTCONFIG_STATIC_LIBRARIES})
endif ()
else ()
target_link_libraries(${PROJECT_NAME} ${FREETYPE_LIBRARIES})
if (UNIX AND NOT APPLE)
target_link_libraries(${PROJECT_NAME} ${FONTCONFIG_LIBRARIES})
endif ()
endif ()
endif ()
if (HAVE_DISCORD_RPC)
target_link_libraries(libopenrct2 discord-rpc)
endif()
# Includes
target_include_directories(${PROJECT_NAME} PRIVATE ${LIBZIP_INCLUDE_DIRS})
target_include_directories(${PROJECT_NAME} PUBLIC ${JANSSON_INCLUDE_DIRS})
target_include_directories(${PROJECT_NAME} PRIVATE ${PNG_INCLUDE_DIRS}
${DUKTAPE_INCLUDE_DIRS}
${ZLIB_INCLUDE_DIRS})
include_directories(${PROJECT_NAME} SYSTEM ${CMAKE_CURRENT_LIST_DIR}/../thirdparty)
# To avoid unnecessary rebuilds set the current branch and
# short sha1 only for the two files that use these
# definitions: Version.cpp and Crash/Platform.cpp
set_property(SOURCE ${CMAKE_CURRENT_LIST_DIR}/Version.cpp ${CMAKE_CURRENT_LIST_DIR}/Crash/Platform.cpp
PROPERTY COMPILE_DEFINITIONS
OPENRCT2_VERSION_TAG="${OPENRCT2_VERSION_TAG}")
if (NOT OPENRCT2_BRANCH STREQUAL "master")
set_property(SOURCE ${CMAKE_CURRENT_LIST_DIR}/Version.cpp ${CMAKE_CURRENT_LIST_DIR}/Crash/Platform.cpp
APPEND PROPERTY COMPILE_DEFINITIONS
OPENRCT2_BRANCH="${OPENRCT2_BRANCH}")
endif()
if (NOT OPENRCT2_COMMIT_SHA1_SHORT STREQUAL "HEAD")
set_property(SOURCE ${CMAKE_CURRENT_LIST_DIR}/Version.cpp ${CMAKE_CURRENT_LIST_DIR}/Crash/Platform.cpp
APPEND PROPERTY COMPILE_DEFINITIONS
OPENRCT2_COMMIT_SHA1_SHORT="${OPENRCT2_COMMIT_SHA1_SHORT}")
endif()
if((X86 OR X86_64) AND NOT MSVC)
set_source_files_properties(${CMAKE_CURRENT_LIST_DIR}/drawing/SSE41Drawing.cpp PROPERTIES COMPILE_FLAGS -msse4.1)
set_source_files_properties(${CMAKE_CURRENT_LIST_DIR}/drawing/AVX2Drawing.cpp PROPERTIES COMPILE_FLAGS -mavx2)
endif()
# Add headers check to verify all headers carry their dependencies.
# Only valid for Clang for now:
# - GCC 8 does not support -Wno-pragma-once-outside-header
# - Other compilers status unknown
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
add_library(${PROJECT_NAME}-headers-check OBJECT ${OPENRCT2_CORE_HEADERS})
set_target_properties(${PROJECT_NAME}-headers-check PROPERTIES LINKER_LANGUAGE CXX)
set_source_files_properties(${OPENRCT2_CORE_HEADERS} PROPERTIES LANGUAGE CXX)
add_definitions("-x c++ -Wno-pragma-once-outside-header -Wno-unused-const-variable")
get_target_property(LIBOPENRCT2_INCLUDE_DIRS ${PROJECT_NAME} INCLUDE_DIRECTORIES)
set_target_properties(${PROJECT_NAME}-headers-check PROPERTIES INCLUDE_DIRECTORIES "${LIBOPENRCT2_INCLUDE_DIRS}")
else ()
# Dummy target to ease invocation
add_custom_target(${PROJECT_NAME}-headers-check)
endif ()
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