File _service:download_src_package:CMakeLists.txt of Package la

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File _service:download_src_package:CMakeLists.txt of Package la

project(arcus)
cmake_minimum_required(VERSION 3.8)

include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
include(GenerateExportHeader)

option(BUILD_PYTHON "Build " ON)
option(BUILD_EXAMPLES "Build the example programs" ON)
option(BUILD_STATIC "Build as a static library" OFF)

if(WIN32)
    option(MSVC_STATIC_RUNTIME "Link the MSVC runtime statically" OFF)
endif()

# We want to have access to protobuf_generate_cpp and other FindProtobuf features.
# However, if ProtobufConfig is used instead, there is a CMake option that controls
# this, which defaults to OFF. We need to force this option to ON instead.
set(protobuf_MODULE_COMPATIBLE ON CACHE INTERNAL "" FORCE)
find_package(Protobuf 3.0.0 REQUIRED)

set(CMAKE_POSITION_INDEPENDENT_CODE ON) #Required if a patch to libArcus needs to be made via templates.

if(BUILD_PYTHON)
    list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake)

# FIXME: Remove the code for CMake <3.12 once we have switched over completely.
    # FindPython3 is a new module since CMake 3.12. It deprecates FindPythonInterp and FindPythonLibs.
    if(${CMAKE_VERSION} VERSION_LESS 3.12)
        # FIXME: Use FindPython3 to find Python, new in CMake 3.12.
        # However currently on our CI server it finds the wrong Python version and then doesn't find the headers.
        find_package(PythonInterp 3.4 REQUIRED)
        find_package(PythonLibs 3.4 REQUIRED)

else()
        # Use FindPython3 for CMake >=3.12
        find_package(Python3 3.4 REQUIRED COMPONENTS Interpreter Development)
    endif()

find_package(SIP REQUIRED)
    if(NOT DEFINED LIB_SUFFIX)
        set(LIB_SUFFIX "")
    endif()

include_directories(python/ include/pyArcus/ src/ ${SIP_INCLUDE_DIRS} ${Python3_INCLUDE_DIRS})
endif()

set(CMAKE_CXX_STANDARD 17)

if(APPLE AND CMAKE_CXX_COMPILER_ID MATCHES "Clang")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
endif()

set(arcus_SRCS
    src/Socket.cpp
    src/SocketListener.cpp
    src/MessageTypeStore.cpp
    src/PlatformSocket.cpp
    src/Error.cpp
)

set(arcus_HDRS
    include/Arcus/Socket.h
    include/Arcus/SocketListener.h
    include/Arcus/Types.h
    include/Arcus/MessageTypeStore.h
    include/Arcus/Error.h
    ${CMAKE_CURRENT_BINARY_DIR}/src/ArcusExport.h
)

set(ARCUS_VERSION 1.1.0)
set(ARCUS_SOVERSION 3)

set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_FULL_LIBDIR}")

if(BUILD_STATIC)
    add_library(Arcus STATIC ${arcus_SRCS})
    if(NOT WIN32 OR CMAKE_COMPILER_IS_GNUCXX)
        target_link_libraries(Arcus PRIVATE pthread)
        set_target_properties(Arcus PROPERTIES COMPILE_FLAGS -fPIC)
    endif()
else()
    add_library(Arcus SHARED ${arcus_SRCS})
endif()

if(MSVC_STATIC_RUNTIME)
    foreach(flag_var
            CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
            CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
    if(${flag_var} MATCHES "/MD")
        string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
    endif(${flag_var} MATCHES "/MD")
    endforeach(flag_var)
endif()

if(BUILD_PYTHON)
    set(SIP_EXTRA_FILES_DEPEND python/SocketListener.sip python/Types.sip python/PythonMessage.sip python/Error.sip)
    set(SIP_EXTRA_SOURCE_FILES python/PythonMessage.cpp)
    set(SIP_EXTRA_OPTIONS -g -n PyQt5.sip) # -g means always release the GIL before calling C++ methods. -n PyQt5.sip is required to not get the PyCapsule error
    add_sip_python_module(pyArcus python/pyArcus.sip Arcus)
endif()

target_include_directories(Arcus PUBLIC
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
    ${PROTOBUF_INCLUDE_DIR}
)
target_link_libraries(Arcus PUBLIC ${PROTOBUF_LIBRARIES})

if(WIN32)
    add_definitions(-D_WIN32_WINNT=0x0600) # Declare we require Vista or higher, this allows us to use IPv6 functions.
    target_link_libraries(Arcus PUBLIC Ws2_32)
endif()

if(${CMAKE_BUILD_TYPE})
    if(${CMAKE_BUILD_TYPE} STREQUAL "Debug" OR ${CMAKE_BUILD_TYPE} STREQUAL "RelWithDebInfo")
        add_definitions(-DARCUS_DEBUG)
    endif()
endif()

set_target_properties(Arcus PROPERTIES
    FRAMEWORK FALSE
    VERSION ${ARCUS_VERSION}
    SOVERSION ${ARCUS_SOVERSION}
    PUBLIC_HEADER "${arcus_HDRS}"
    DEFINE_SYMBOL MAKE_ARCUS_LIB
    CXX_VISIBILITY_PRESET hidden
    VISIBILITY_INLINES_HIDDEN 1
)

generate_export_header(Arcus
    EXPORT_FILE_NAME src/ArcusExport.h
)
# This is required when building out-of-tree.
# The compiler won't find the generated header otherwise.
include_directories(${CMAKE_BINARY_DIR}/src include/)

if(BUILD_EXAMPLES)
    add_subdirectory(examples)
endif()

install(TARGETS Arcus
    EXPORT Arcus-targets
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/Arcus
)

install(EXPORT Arcus-targets
    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/Arcus
)

configure_package_config_file(ArcusConfig.cmake.in ${CMAKE_BINARY_DIR}/ArcusConfig.cmake INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/Arcus)
write_basic_package_version_file(${CMAKE_BINARY_DIR}/ArcusConfigVersion.cmake VERSION ${ARCUS_VERSION} COMPATIBILITY SameMajorVersion)

install(FILES
    ${CMAKE_BINARY_DIR}/ArcusConfig.cmake
    ${CMAKE_BINARY_DIR}/ArcusConfigVersion.cmake
    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/Arcus
)

include(CPackConfig.cmake)

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File _service:download_src_package:CMakeLists.txt of Package la

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