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