include(CMakeParseArguments) set(LIBEVENT_SHARED_LIBRARIES "") set(LIBEVENT_STATIC_LIBRARIES "") macro(set_event_shared_lib_flags LIB_NAME) set_target_properties("${LIB_NAME}_shared" PROPERTIES COMPILE_FLAGS ${ARGN}) set_target_properties("${LIB_NAME}_shared" PROPERTIES LINK_FLAGS ${ARGN}) endmacro() macro(generate_pkgconfig LIB_NAME) set(prefix ${CMAKE_INSTALL_PREFIX}) set(exec_prefix ${CMAKE_INSTALL_PREFIX}) set(libdir ${CMAKE_INSTALL_PREFIX}/lib) set(includedir ${CMAKE_INSTALL_PREFIX}/include) set(VERSION ${EVENT_ABI_LIBVERSION}) set(LIBS "") foreach (LIB ${LIB_PLATFORM}) set(LIBS "${LIBS} -L${LIB}") endforeach() set(OPENSSL_LIBS "") foreach(LIB ${OPENSSL_LIBRARIES}) set(OPENSSL_LIBS "${OPENSSL_LIBS} -L${LIB}") endforeach() configure_file("lib${LIB_NAME}.pc.in" "lib${LIB_NAME}.pc" @ONLY) install( FILES "${CMAKE_CURRENT_BINARY_DIR}/lib${LIB_NAME}.pc" DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/pkgconfig" ) endmacro() # LIB_NAME maybe event_core, event_extra, event_openssl, event_pthreads or event. # Targets whose LIB_NAME is not 'event' should be exported and installed. macro(export_install_target TYPE LIB_NAME OUTER_INCLUDES) if("${LIB_NAME}" STREQUAL "event") install(TARGETS "${LIB_NAME}_${TYPE}" LIBRARY DESTINATION "lib" COMPONENT lib ARCHIVE DESTINATION "lib" COMPONENT lib RUNTIME DESTINATION "lib" COMPONENT lib COMPONENT dev ) else() string(REPLACE "event_" "" PURE_NAME ${LIB_NAME}) string(TOUPPER ${TYPE} UPPER_TYPE) list(APPEND LIBEVENT_${UPPER_TYPE}_LIBRARIES "${PURE_NAME}") set(OUTER_INCS) if (NOT "${OUTER_INCLUDES}" STREQUAL "NONE") set(OUTER_INCS ${OUTER_INCLUDES}) endif() target_include_directories("${LIB_NAME}_${TYPE}" PUBLIC "$" "$" "$" ${OUTER_INCS} ) set_target_properties("${LIB_NAME}_${TYPE}" PROPERTIES EXPORT_NAME ${PURE_NAME}) export(TARGETS "${LIB_NAME}_${TYPE}" NAMESPACE ${PROJECT_NAME}:: FILE "${PROJECT_BINARY_DIR}/LibeventTargets-${TYPE}.cmake" APPEND ) install(TARGETS "${LIB_NAME}_${TYPE}" EXPORT LibeventTargets-${TYPE} LIBRARY DESTINATION "lib" COMPONENT lib ARCHIVE DESTINATION "lib" COMPONENT lib RUNTIME DESTINATION "lib" COMPONENT lib COMPONENT dev ) endif() endmacro() # Global variables that it uses: # - EVENT_ABI_LIBVERSION # - EVENT_ABI_LIBVERSION_CURRENT # - EVENT_ABI_LIBVERSION_REVISION # - EVENT_ABI_LIBVERSION_AGE # - EVENT_PACKAGE_RELEASE # - CMAKE_THREAD_LIBS_INIT LIB_PLATFORM # - OPENSSL_LIBRARIES # - EVENT_SHARED_FLAGS # - EVENT_LIBRARY_STATIC # - EVENT_LIBRARY_SHARED # # Exported variables: # - LIBEVENT_SHARED_LIBRARIES # - LIBEVENT_STATIC_LIBRARIES macro(add_event_library LIB_NAME) cmake_parse_arguments(LIB "" # Options "VERSION" # One val "SOURCES;LIBRARIES;INNER_LIBRARIES;OUTER_INCLUDES" # Multi val ${ARGN} ) if ("${LIB_OUTER_INCLUDES}" STREQUAL "") set(LIB_OUTER_INCLUDES NONE) endif() set(ADD_EVENT_LIBRARY_INTERFACE) if (${EVENT_LIBRARY_STATIC}) add_library("${LIB_NAME}_static" STATIC ${LIB_SOURCES}) set_target_properties("${LIB_NAME}_static" PROPERTIES OUTPUT_NAME "${LIB_NAME}" CLEAN_DIRECT_OUTPUT 1) if(LIB_INNER_LIBRARIES) set(INNER_LIBRARIES "${LIB_INNER_LIBRARIES}_static") endif() target_link_libraries("${LIB_NAME}_static" ${CMAKE_THREAD_LIBS_INIT} ${LIB_PLATFORM} ${INNER_LIBRARIES} ${LIB_LIBRARIES}) export_install_target(static "${LIB_NAME}" "${LIB_OUTER_INCLUDES}") set(ADD_EVENT_LIBRARY_INTERFACE "${LIB_NAME}_static") endif() if (${EVENT_LIBRARY_SHARED}) add_library("${LIB_NAME}_shared" SHARED ${LIB_SOURCES}) if(LIB_INNER_LIBRARIES) set(INNER_LIBRARIES "${LIB_INNER_LIBRARIES}_shared") endif() target_link_libraries("${LIB_NAME}_shared" ${CMAKE_THREAD_LIBS_INIT} ${LIB_PLATFORM} ${INNER_LIBRARIES} ${LIB_LIBRARIES}) if (EVENT_SHARED_FLAGS) set_event_shared_lib_flags("${LIB_NAME}" "${EVENT_SHARED_FLAGS}") endif() if (WIN32) set_target_properties( "${LIB_NAME}_shared" PROPERTIES OUTPUT_NAME "${LIB_NAME}" SOVERSION ${EVENT_ABI_LIBVERSION}) elseif (APPLE) math(EXPR COMPATIBILITY_VERSION "${EVENT_ABI_LIBVERSION_CURRENT}+1") math(EXPR CURRENT_MINUS_AGE "${EVENT_ABI_LIBVERSION_CURRENT}-${EVENT_ABI_LIBVERSION_AGE}") set_target_properties( "${LIB_NAME}_shared" PROPERTIES OUTPUT_NAME "${LIB_NAME}-${EVENT_PACKAGE_RELEASE}.${CURRENT_MINUS_AGE}" INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/lib" LINK_FLAGS "-compatibility_version ${COMPATIBILITY_VERSION} -current_version ${COMPATIBILITY_VERSION}.${EVENT_ABI_LIBVERSION_REVISION}") else() math(EXPR CURRENT_MINUS_AGE "${EVENT_ABI_LIBVERSION_CURRENT}-${EVENT_ABI_LIBVERSION_AGE}") set_target_properties( "${LIB_NAME}_shared" PROPERTIES OUTPUT_NAME "${LIB_NAME}-${EVENT_PACKAGE_RELEASE}" VERSION "${CURRENT_MINUS_AGE}.${EVENT_ABI_LIBVERSION_AGE}.${EVENT_ABI_LIBVERSION_REVISION}" SOVERSION "${CURRENT_MINUS_AGE}" INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") endif() if (NOT WIN32) set(LIB_LINK_NAME "${CMAKE_SHARED_LIBRARY_PREFIX}${LIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX}") add_custom_command(TARGET ${LIB_NAME}_shared POST_BUILD COMMAND ${CMAKE_COMMAND} -E create_symlink "$" "${LIB_LINK_NAME}" WORKING_DIRECTORY "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}") endif() export_install_target(shared "${LIB_NAME}" "${LIB_OUTER_INCLUDES}") set(ADD_EVENT_LIBRARY_INTERFACE "${LIB_NAME}_shared") if (NOT WIN32) install(FILES "$/${LIB_LINK_NAME}" DESTINATION "lib" COMPONENT lib) endif() endif() add_library(${LIB_NAME} INTERFACE) target_link_libraries(${LIB_NAME} INTERFACE ${ADD_EVENT_LIBRARY_INTERFACE}) generate_pkgconfig("${LIB_NAME}") endmacro()