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#-------------------------------
# PROJECT INFORMATION
#-------------------------------
cmake_minimum_required(VERSION 3.13)
project(sdbus-c++ VERSION 1.2.0 LANGUAGES C CXX)
include(GNUInstallDirs) # Installation directories for `install` command and pkgconfig file
#-------------------------------
# PERFORMING CHECKS & PREPARING THE DEPENDENCIES
#-------------------------------
option(BUILD_LIBSYSTEMD "Build libsystemd static library and incorporate it into libsdbus-c++" OFF)
if(NOT BUILD_LIBSYSTEMD)
find_package(PkgConfig REQUIRED)
pkg_check_modules(Systemd IMPORTED_TARGET GLOBAL libsystemd>=236)
if(NOT TARGET PkgConfig::Systemd)
message(FATAL_ERROR "libsystemd of version at least 236 is required, but was not found "
"(if you have systemd in your OS, you may want to install package containing pkgconfig "
" files for libsystemd library. On Ubuntu, that is libsystemd-dev. "
" Alternatively, you may turn BUILD_LIBSYSTEMD on for sdbus-c++ to download, build "
"and incorporate libsystemd as embedded library within sdbus-c++)")
endif()
add_library(Systemd::Libsystemd ALIAS PkgConfig::Systemd)
string(REGEX MATCHALL "([0-9]+)" SYSTEMD_VERSION_LIST "${Systemd_VERSION}")
list(GET SYSTEMD_VERSION_LIST 0 LIBSYSTEMD_VERSION)
message(STATUS "Building with libsystemd v${LIBSYSTEMD_VERSION}")
else()
# Build static libsystemd library as an external project
include(cmake/LibsystemdExternalProject.cmake)
endif()
find_package(Threads REQUIRED)
#-------------------------------
# SOURCE FILES CONFIGURATION
#-------------------------------
set(SDBUSCPP_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
set(SDBUSCPP_INCLUDE_SUBDIR sdbus-c++)
set(SDBUSCPP_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/include/${SDBUSCPP_INCLUDE_SUBDIR})
set(SDBUSCPP_CPP_SRCS
${SDBUSCPP_SOURCE_DIR}/Connection.cpp
${SDBUSCPP_SOURCE_DIR}/Error.cpp
${SDBUSCPP_SOURCE_DIR}/Message.cpp
${SDBUSCPP_SOURCE_DIR}/Object.cpp
${SDBUSCPP_SOURCE_DIR}/Proxy.cpp
${SDBUSCPP_SOURCE_DIR}/Types.cpp
${SDBUSCPP_SOURCE_DIR}/Flags.cpp
${SDBUSCPP_SOURCE_DIR}/VTableUtils.c
${SDBUSCPP_SOURCE_DIR}/SdBus.cpp)
set(SDBUSCPP_HDR_SRCS
${SDBUSCPP_SOURCE_DIR}/Connection.h
${SDBUSCPP_SOURCE_DIR}/IConnection.h
${SDBUSCPP_SOURCE_DIR}/MessageUtils.h
${SDBUSCPP_SOURCE_DIR}/Utils.h
${SDBUSCPP_SOURCE_DIR}/Object.h
${SDBUSCPP_SOURCE_DIR}/Proxy.h
${SDBUSCPP_SOURCE_DIR}/ScopeGuard.h
${SDBUSCPP_SOURCE_DIR}/VTableUtils.h
${SDBUSCPP_SOURCE_DIR}/SdBus.h
${SDBUSCPP_SOURCE_DIR}/ISdBus.h)
set(SDBUSCPP_PUBLIC_HDRS
${SDBUSCPP_INCLUDE_DIR}/ConvenienceApiClasses.h
${SDBUSCPP_INCLUDE_DIR}/ConvenienceApiClasses.inl
${SDBUSCPP_INCLUDE_DIR}/Error.h
${SDBUSCPP_INCLUDE_DIR}/IConnection.h
${SDBUSCPP_INCLUDE_DIR}/AdaptorInterfaces.h
${SDBUSCPP_INCLUDE_DIR}/ProxyInterfaces.h
${SDBUSCPP_INCLUDE_DIR}/StandardInterfaces.h
${SDBUSCPP_INCLUDE_DIR}/IObject.h
${SDBUSCPP_INCLUDE_DIR}/IProxy.h
${SDBUSCPP_INCLUDE_DIR}/Message.h
${SDBUSCPP_INCLUDE_DIR}/MethodResult.h
${SDBUSCPP_INCLUDE_DIR}/Types.h
${SDBUSCPP_INCLUDE_DIR}/TypeTraits.h
${SDBUSCPP_INCLUDE_DIR}/Flags.h
${SDBUSCPP_INCLUDE_DIR}/sdbus-c++.h)
set(SDBUSCPP_SRCS ${SDBUSCPP_CPP_SRCS} ${SDBUSCPP_HDR_SRCS} ${SDBUSCPP_PUBLIC_HDRS})
#-------------------------------
# GENERAL COMPILER CONFIGURATION
#-------------------------------
set(CMAKE_CXX_STANDARD 17)
#----------------------------------
# LIBRARY BUILD INFORMATION
#----------------------------------
set(SDBUSCPP_VERSION_MAJOR "${PROJECT_VERSION_MAJOR}")
set(SDBUSCPP_VERSION "${PROJECT_VERSION}")
# We promote BUILD_SHARED_LIBS flags to (global) option only if we are the main project
if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
option(BUILD_SHARED_LIBS "Build shared libraries (.so) instead of static ones (.a)" ON)
endif()
# Having an object target allows unit tests to reuse already built sources without re-building
add_library(sdbus-c++-objlib OBJECT ${SDBUSCPP_SRCS})
target_compile_definitions(sdbus-c++-objlib PRIVATE BUILD_LIB=1 LIBSYSTEMD_VERSION=${LIBSYSTEMD_VERSION})
target_include_directories(sdbus-c++-objlib PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>)
if(DEFINED BUILD_SHARED_LIBS)
set_target_properties(sdbus-c++-objlib PROPERTIES POSITION_INDEPENDENT_CODE ${BUILD_SHARED_LIBS})
endif()
if(BUILD_LIBSYSTEMD)
add_dependencies(sdbus-c++-objlib LibsystemdBuildProject)
endif()
target_link_libraries(sdbus-c++-objlib
PUBLIC
Systemd::Libsystemd
Threads::Threads)
add_library(sdbus-c++)
target_include_directories(sdbus-c++ PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
set_target_properties(sdbus-c++
PROPERTIES PUBLIC_HEADER "${SDBUSCPP_PUBLIC_HDRS}"
VERSION "${SDBUSCPP_VERSION}"
SOVERSION "${SDBUSCPP_VERSION_MAJOR}"
OUTPUT_NAME "sdbus-c++")
target_link_libraries(sdbus-c++ PRIVATE sdbus-c++-objlib)
#----------------------------------
# INSTALLATION
#----------------------------------
set(EXPORT_SET sdbus-c++)
if(NOT BUILD_SHARED_LIBS)
list(APPEND EXPORT_SET "sdbus-c++-objlib")
endif()
install(TARGETS ${EXPORT_SET}
EXPORT sdbus-c++-targets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT runtime
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT runtime
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT dev
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/${SDBUSCPP_INCLUDE_SUBDIR} COMPONENT dev)
#----------------------------------
# TESTS
#----------------------------------
option(BUILD_TESTS "Build and install tests (default OFF)" OFF)
if(BUILD_TESTS)
message(STATUS "Building with tests")
enable_testing()
add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/tests")
endif()
#----------------------------------
# UTILS
#----------------------------------
option(BUILD_CODE_GEN "Build and install interface stub code generator (default OFF)" OFF)
if(BUILD_CODE_GEN)
message(STATUS "Building with code generator tool")
add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/tools")
endif()
#----------------------------------
# EXAMPLES
#----------------------------------
option(BUILD_EXAMPLES "Build example programs (default OFF)" OFF)
if(BUILD_EXAMPLES)
message(STATUS "Building with examples")
add_subdirectory(examples)
endif()
#----------------------------------
# DOCUMENTATION
#----------------------------------
option(BUILD_DOC "Build documentation for sdbus-c++" ON)
if(BUILD_DOC)
message(STATUS "Building with documentation")
option(BUILD_DOXYGEN_DOC "Build doxygen documentation for sdbus-c++ API" OFF)
add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/docs")
install(FILES README README.md NEWS COPYING ChangeLog AUTHORS DESTINATION ${CMAKE_INSTALL_DOCDIR} COMPONENT doc)
endif()
#----------------------------------
# CMAKE CONFIG & PACKAGE CONFIG
#----------------------------------
include(CMakePackageConfigHelpers)
install(EXPORT sdbus-c++-targets
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/sdbus-c++
NAMESPACE SDBusCpp::
COMPONENT dev)
configure_package_config_file(cmake/sdbus-c++-config.cmake.in cmake/sdbus-c++-config.cmake
INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/sdbus-c++)
write_basic_package_version_file(cmake/sdbus-c++-config-version.cmake COMPATIBILITY SameMajorVersion)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/cmake/sdbus-c++-config.cmake
${CMAKE_CURRENT_BINARY_DIR}/cmake/sdbus-c++-config-version.cmake
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/sdbus-c++
COMPONENT dev)
configure_file(pkgconfig/sdbus-c++.pc.in pkgconfig/sdbus-c++.pc @ONLY)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/pkgconfig/sdbus-c++.pc
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig COMPONENT dev)
#----------------------------------
# CPack
#----------------------------------
set(CPACK_PACKAGE_VENDOR "Kistler")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "high-level C++ D-Bus library")
set(CPACK_PACKAGE_CONTACT "info@kistler.com")
set(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_SOURCE_DIR}/README.md")
set(CPACK_COMPONENTS_ALL runtime dev doc)
set(CPACK_COMPONENT_DEV_DEPENDS "runtime")
# specific for DEB generator
set(CPACK_DEB_COMPONENT_INSTALL ON)
set(CPACK_DEBIAN_RUNTIME_DEBUGINFO_PACKAGE ON)
set(CPACK_DEBIAN_RUNTIME_PACKAGE_NAME ${PROJECT_NAME})
set(CPACK_DEBIAN_FILE_NAME DEB-DEFAULT)
set(CPACK_DEBIAN_PACKAGE_SECTION "libs")
set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)
set(CPACK_DEBIAN_ENABLE_COMPONENT_DEPENDS ON)
set(CPACK_DEBIAN_DEV_PACKAGE_DEPENDS "libsystemd-dev (>=236)")
include(CPack)
|
