cmake_minimum_required(VERSION 3.3.0) cmake_policy(SET CMP0048 NEW) project(libssh VERSION 0.8.90 LANGUAGES C) # global needed variable set(APPLICATION_NAME ${PROJECT_NAME}) # SOVERSION scheme: CURRENT.AGE.REVISION # If there was an incompatible interface change: # Increment CURRENT. Set AGE and REVISION to 0 # If there was a compatible interface change: # Increment AGE. Set REVISION to 0 # If the source code was changed, but there were no interface changes: # Increment REVISION. set(LIBRARY_VERSION "4.6.0") set(LIBRARY_SOVERSION "4") # where to look first for cmake modules, before ${CMAKE_ROOT}/Modules/ is checked set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules ) # add definitions include(DefineCMakeDefaults) include(DefinePlatformDefaults) include(DefineInstallationPaths) include(DefineOptions.cmake) include(CPackConfig.cmake) include(CompilerChecks.cmake) # disallow in-source build include(MacroEnsureOutOfSourceBuild) macro_ensure_out_of_source_build("${PROJECT_NAME} requires an out of source build. Please create a separate build directory and run 'cmake /path/to/${PROJECT_NAME} [options]' there.") # search for libraries if (WITH_ZLIB) find_package(ZLIB REQUIRED) endif (WITH_ZLIB) if (WITH_GCRYPT) find_package(GCrypt 1.5.0 REQUIRED) if (NOT GCRYPT_FOUND) message(FATAL_ERROR "Could not find GCrypt") endif (NOT GCRYPT_FOUND) elseif(WITH_MBEDTLS) find_package(MbedTLS REQUIRED) if (NOT MBEDTLS_FOUND) message(FATAL_ERROR "Could not find mbedTLS") endif (NOT MBEDTLS_FOUND) else (WITH_GCRYPT) find_package(OpenSSL) if (NOT OPENSSL_FOUND) find_package(GCrypt) if (NOT GCRYPT_FOUND) find_package(MbedTLS) if (NOT MBEDTLS_FOUND) message(FATAL_ERROR "Could not find OpenSSL, GCrypt or mbedTLS") endif (NOT MBEDTLS_FOUND) endif (NOT GCRYPT_FOUND) endif (NOT OPENSSL_FOUND) endif(WITH_GCRYPT) # Find out if we have threading available set(CMAKE_THREAD_PREFER_PTHREADS ON) set(THREADS_PREFER_PTHREAD_FLAG ON) find_package(Threads) if (WITH_GSSAPI) find_package(GSSAPI) endif (WITH_GSSAPI) if (WITH_NACL) find_package(NaCl) if (NOT NACL_FOUND) set(WITH_NACL OFF) endif (NOT NACL_FOUND) endif (WITH_NACL) if (BSD OR SOLARIS OR OSX) find_package(Argp) endif (BSD OR SOLARIS OR OSX) # Disable symbol versioning in non UNIX platforms if (UNIX) find_package(ABIMap 0.3.1) else (UNIX) set(WITH_SYMBOL_VERSIONING OFF) endif (UNIX) # config.h checks include(ConfigureChecks.cmake) configure_file(config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h) # check subdirectories add_subdirectory(doc) add_subdirectory(include) add_subdirectory(src) # pkg-config file if (UNIX) configure_file(libssh.pc.cmake ${CMAKE_CURRENT_BINARY_DIR}/libssh.pc) install( FILES ${CMAKE_CURRENT_BINARY_DIR}/libssh.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig COMPONENT pkgconfig ) endif (UNIX) # cmake config files set(LIBSSH_LIBRARY_NAME ${CMAKE_SHARED_LIBRARY_PREFIX}ssh${CMAKE_SHARED_LIBRARY_SUFFIX}) configure_file(${PROJECT_NAME}-config.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config.cmake @ONLY) configure_file(${PROJECT_NAME}-config-version.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake @ONLY) install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config.cmake ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake DESTINATION ${CMAKE_INSTALL_DIR}/${PROJECT_NAME} COMPONENT devel ) # in tree build settings configure_file(libssh-build-tree-settings.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/libssh-build-tree-settings.cmake @ONLY) if (WITH_EXAMPLES) add_subdirectory(examples) endif (WITH_EXAMPLES) if (UNIT_TESTING) find_package(CMocka REQUIRED) include(AddCMockaTest) add_subdirectory(tests) endif (UNIT_TESTING) ### SOURCE PACKAGE if (WITH_SYMBOL_VERSIONING AND ABIMAP_FOUND) # Get the current ABI version from source get_filename_component(current_abi_path "${CMAKE_SOURCE_DIR}/src/ABI/current" ABSOLUTE) # Check if the ABI version should be updated file(READ ${current_abi_path} CURRENT_ABI_CONTENT) string(STRIP "${CURRENT_ABI_CONTENT}" CURRENT_ABI_VERSION) if (LIBRARY_VERSION VERSION_GREATER CURRENT_ABI_VERSION) set(UPDATE_ABI TRUE) endif () if (UPDATE_ABI) message(STATUS "Library version bumped to ${LIBRARY_VERSION}: Updating ABI") # Get the list of header files get_file_list(${PROJECT_NAME}_header_list DIRECTORIES "${CMAKE_SOURCE_DIR}/include/libssh" FILES_PATTERNS "*.h") # Extract the symbols marked as "LIBSSH_API" from the header files extract_symbols(${PROJECT_NAME}.symbols HEADERS_LIST ${PROJECT_NAME}_header_list FILTER_PATTERN "LIBSSH_API" COPY_TO "${CMAKE_SOURCE_DIR}/src/ABI/${PROJECT_NAME}-${LIBRARY_VERSION}.symbols") if (WITH_ABI_BREAK) set(ALLOW_ABI_BREAK "BREAK_ABI") endif() # Target we can depend on in 'make dist' set(_SYMBOL_TARGET "${PROJECT_NAME}.map") # Set the path to the current map file set(MAP_PATH "${CMAKE_SOURCE_DIR}/src/${_SYMBOL_TARGET}") # Generate the symbol version map file generate_map_file(${_SYMBOL_TARGET} SYMBOLS ${PROJECT_NAME}.symbols RELEASE_NAME_VERSION ${PROJECT_NAME}_${LIBRARY_VERSION} CURRENT_MAP ${MAP_PATH} COPY_TO ${MAP_PATH} FINAL ${ALLOW_ABI_BREAK}) # Write the current version to the source file(WRITE ${current_abi_path} ${LIBRARY_VERSION}) endif(UPDATE_ABI) endif (WITH_SYMBOL_VERSIONING AND ABIMAP_FOUND) add_custom_target(dist COMMAND ${CMAKE_MAKE_PROGRAM} package_source DEPENDS ${_SYMBOL_TARGET}) message(STATUS "********************************************") message(STATUS "********** ${PROJECT_NAME} build options : **********") message(STATUS "zlib support: ${WITH_ZLIB}") message(STATUS "libgcrypt support: ${WITH_GCRYPT}") message(STATUS "libmbedTLS support: ${WITH_MBEDTLS}") message(STATUS "libnacl support: ${WITH_NACL}") message(STATUS "SFTP support: ${WITH_SFTP}") message(STATUS "Server support : ${WITH_SERVER}") message(STATUS "GSSAPI support : ${WITH_GSSAPI}") message(STATUS "Pcap debugging support : ${WITH_PCAP}") message(STATUS "With static library: ${WITH_STATIC_LIB}") message(STATUS "Unit testing: ${UNIT_TESTING}") message(STATUS "Client code testing: ${CLIENT_TESTING}") set(_SERVER_TESTING OFF) if (WITH_SERVER) set(_SERVER_TESTING ${SERVER_TESTING}) endif() message(STATUS "Server code testing: ${_SERVER_TESTING}") if (WITH_INTERNAL_DOC) message(STATUS "Internal documentation generation") else (WITH_INTERNAL_DOC) message(STATUS "Public API documentation generation") endif (WITH_INTERNAL_DOC) message(STATUS "Benchmarks: ${WITH_BENCHMARKS}") message(STATUS "Symbol versioning: ${WITH_SYMBOL_VERSIONING}") message(STATUS "Allow ABI break: ${WITH_ABI_BREAK}") message(STATUS "Release is final: ${WITH_FINAL}") message(STATUS "********************************************")