265 lines
8.6 KiB
CMake
265 lines
8.6 KiB
CMake
cmake_minimum_required(VERSION 3.3.0)
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cmake_policy(SET CMP0048 NEW)
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# Specify search path for CMake modules to be loaded by include()
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# and find_package()
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules")
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# Add defaults for cmake
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# Those need to be set before the project() call.
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include(DefineCMakeDefaults)
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include(DefineCompilerFlags)
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project(libssh VERSION 0.10.4 LANGUAGES C)
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# global needed variable
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set(APPLICATION_NAME ${PROJECT_NAME})
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# SOVERSION scheme: CURRENT.AGE.REVISION
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# If there was an incompatible interface change:
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# Increment CURRENT. Set AGE and REVISION to 0
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# If there was a compatible interface change:
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# Increment AGE. Set REVISION to 0
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# If the source code was changed, but there were no interface changes:
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# Increment REVISION.
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set(LIBRARY_VERSION "4.9.4")
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set(LIBRARY_SOVERSION "4")
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# where to look first for cmake modules, before ${CMAKE_ROOT}/Modules/ is checked
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# add definitions
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include(DefinePlatformDefaults)
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include(DefineOptions.cmake)
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include(CPackConfig.cmake)
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include(GNUInstallDirs)
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include(CompilerChecks.cmake)
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# disallow in-source build
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include(MacroEnsureOutOfSourceBuild)
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macro_ensure_out_of_source_build("${PROJECT_NAME} requires an out of source build. Please create a separate build directory and run 'cmake /path/to/${PROJECT_NAME} [options]' there.")
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# Copy library files to a lib sub-directory
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib")
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# search for libraries
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if (WITH_ZLIB)
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find_package(ZLIB REQUIRED)
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endif (WITH_ZLIB)
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if (WITH_GCRYPT)
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find_package(GCrypt 1.5.0 REQUIRED)
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if (NOT GCRYPT_FOUND)
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message(FATAL_ERROR "Could not find GCrypt")
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endif (NOT GCRYPT_FOUND)
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elseif(WITH_MBEDTLS)
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find_package(MbedTLS REQUIRED)
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if (NOT MBEDTLS_FOUND)
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message(FATAL_ERROR "Could not find mbedTLS")
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endif (NOT MBEDTLS_FOUND)
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else (WITH_GCRYPT)
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find_package(OpenSSL 1.0.1)
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if (OPENSSL_FOUND)
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# On CMake < 3.16, OPENSSL_CRYPTO_LIBRARIES is usually a synonym for OPENSSL_CRYPTO_LIBRARY, but is not defined
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# when building on Windows outside of Cygwin. We provide the synonym here, if FindOpenSSL didn't define it already.
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if (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
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set(OPENSSL_CRYPTO_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
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endif (NOT DEFINED OPENSSL_CRYPTO_LIBRARIES)
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else (OPENSSL_FOUND)
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find_package(GCrypt)
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if (NOT GCRYPT_FOUND)
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find_package(MbedTLS)
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if (NOT MBEDTLS_FOUND)
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message(FATAL_ERROR "Could not find OpenSSL, GCrypt or mbedTLS")
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endif (NOT MBEDTLS_FOUND)
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endif (NOT GCRYPT_FOUND)
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endif (OPENSSL_FOUND)
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endif(WITH_GCRYPT)
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if (UNIT_TESTING)
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find_package(CMocka REQUIRED)
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endif ()
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# Find out if we have threading available
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set(CMAKE_THREAD_PREFER_PTHREADS ON)
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set(THREADS_PREFER_PTHREAD_FLAG ON)
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find_package(Threads)
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if (WITH_GSSAPI)
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find_package(GSSAPI)
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endif (WITH_GSSAPI)
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if (WITH_PKCS11_URI)
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find_package(softhsm)
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if (NOT SOFTHSM_FOUND)
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message(SEND_ERROR "Could not find softhsm module!")
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endif (NOT SOFTHSM_FOUND)
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endif (WITH_PKCS11_URI)
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if (WITH_NACL)
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find_package(NaCl)
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if (NOT NACL_FOUND)
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set(WITH_NACL OFF)
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endif (NOT NACL_FOUND)
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endif (WITH_NACL)
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if (BSD OR SOLARIS OR OSX OR CYGWIN)
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find_package(Argp)
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endif (BSD OR SOLARIS OR OSX OR CYGWIN)
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# Disable symbol versioning in non UNIX platforms
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if (UNIX)
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find_package(ABIMap 0.3.1)
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else (UNIX)
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set(WITH_SYMBOL_VERSIONING OFF)
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endif (UNIX)
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# config.h checks
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include(ConfigureChecks.cmake)
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configure_file(config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h)
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# check subdirectories
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add_subdirectory(doc)
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add_subdirectory(include)
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add_subdirectory(src)
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# pkg-config file
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if (UNIX OR MINGW)
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configure_file(libssh.pc.cmake ${CMAKE_CURRENT_BINARY_DIR}/libssh.pc)
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install(
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FILES
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${CMAKE_CURRENT_BINARY_DIR}/libssh.pc
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DESTINATION
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${CMAKE_INSTALL_LIBDIR}/pkgconfig
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COMPONENT
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pkgconfig
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)
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endif (UNIX OR MINGW)
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# CMake config files
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include(CMakePackageConfigHelpers)
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set(LIBSSH_LIBRARY_NAME ${CMAKE_SHARED_LIBRARY_PREFIX}ssh${CMAKE_SHARED_LIBRARY_SUFFIX})
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# libssh-config-version.cmake
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write_basic_package_version_file(libssh-config-version.cmake
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VERSION ${PROJECT_VERSION}
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COMPATIBILITY SameMajorVersion)
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install(
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FILES
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${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake
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DESTINATION
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${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
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COMPONENT
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devel)
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if (WITH_EXAMPLES)
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add_subdirectory(examples)
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endif (WITH_EXAMPLES)
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if (UNIT_TESTING)
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include(AddCMockaTest)
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add_subdirectory(tests)
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endif (UNIT_TESTING)
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### SOURCE PACKAGE
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if (WITH_SYMBOL_VERSIONING AND ABIMAP_FOUND)
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# Get the current ABI version from source
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get_filename_component(current_abi_path
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"${CMAKE_SOURCE_DIR}/src/ABI/current"
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ABSOLUTE)
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# Check if the ABI version should be updated
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file(READ ${current_abi_path} CURRENT_ABI_CONTENT)
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string(STRIP "${CURRENT_ABI_CONTENT}" CURRENT_ABI_VERSION)
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if (LIBRARY_VERSION VERSION_GREATER CURRENT_ABI_VERSION)
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set(UPDATE_ABI TRUE)
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endif ()
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if (UPDATE_ABI)
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message(STATUS "Library version bumped to ${LIBRARY_VERSION}: Updating ABI")
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# Get the list of header files
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get_file_list(${PROJECT_NAME}_header_list
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DIRECTORIES "${CMAKE_SOURCE_DIR}/include/libssh"
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FILES_PATTERNS "*.h")
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# Extract the symbols marked as "LIBSSH_API" from the header files
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extract_symbols(${PROJECT_NAME}.symbols
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HEADERS_LIST ${PROJECT_NAME}_header_list
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FILTER_PATTERN "LIBSSH_API"
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COPY_TO "${CMAKE_SOURCE_DIR}/src/ABI/${PROJECT_NAME}-${LIBRARY_VERSION}.symbols")
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if (WITH_ABI_BREAK)
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set(ALLOW_ABI_BREAK "BREAK_ABI")
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endif()
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# Target we can depend on in 'make dist'
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set(_SYMBOL_TARGET "${PROJECT_NAME}.map")
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# Set the path to the current map file
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set(MAP_PATH "${CMAKE_SOURCE_DIR}/src/${_SYMBOL_TARGET}")
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# Generate the symbol version map file
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generate_map_file(${_SYMBOL_TARGET}
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SYMBOLS ${PROJECT_NAME}.symbols
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RELEASE_NAME_VERSION ${PROJECT_NAME}_${LIBRARY_VERSION}
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CURRENT_MAP ${MAP_PATH}
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COPY_TO ${MAP_PATH}
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FINAL
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${ALLOW_ABI_BREAK})
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# Write the current version to the source
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file(WRITE ${current_abi_path} ${LIBRARY_VERSION})
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endif(UPDATE_ABI)
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endif (WITH_SYMBOL_VERSIONING AND ABIMAP_FOUND)
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add_custom_target(dist COMMAND ${CMAKE_MAKE_PROGRAM} package_source DEPENDS ${_SYMBOL_TARGET} VERBATIM)
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# Link compile database for clangd
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execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink
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"${CMAKE_BINARY_DIR}/compile_commands.json"
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"${CMAKE_SOURCE_DIR}/compile_commands.json")
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message(STATUS "********************************************")
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message(STATUS "********** ${PROJECT_NAME} build options : **********")
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message(STATUS "zlib support: ${WITH_ZLIB}")
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message(STATUS "libgcrypt support: ${WITH_GCRYPT}")
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message(STATUS "libmbedTLS support: ${WITH_MBEDTLS}")
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message(STATUS "libnacl support: ${WITH_NACL}")
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message(STATUS "SFTP support: ${WITH_SFTP}")
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message(STATUS "Server support : ${WITH_SERVER}")
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message(STATUS "GSSAPI support : ${WITH_GSSAPI}")
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message(STATUS "GEX support : ${WITH_GEX}")
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message(STATUS "Support insecure none cipher and MAC : ${WITH_INSECURE_NONE}")
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message(STATUS "Pcap debugging support : ${WITH_PCAP}")
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message(STATUS "Build shared library: ${BUILD_SHARED_LIBS}")
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message(STATUS "Unit testing: ${UNIT_TESTING}")
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message(STATUS "Client code testing: ${CLIENT_TESTING}")
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message(STATUS "Blowfish cipher support: ${WITH_BLOWFISH_CIPHER}")
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message(STATUS "PKCS #11 URI support: ${WITH_PKCS11_URI}")
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message(STATUS "DSA support: ${WITH_DSA}")
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set(_SERVER_TESTING OFF)
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if (WITH_SERVER)
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set(_SERVER_TESTING ${SERVER_TESTING})
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endif()
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message(STATUS "Server code testing: ${_SERVER_TESTING}")
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if (WITH_INTERNAL_DOC)
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message(STATUS "Internal documentation generation")
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else (WITH_INTERNAL_DOC)
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message(STATUS "Public API documentation generation")
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endif (WITH_INTERNAL_DOC)
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message(STATUS "Benchmarks: ${WITH_BENCHMARKS}")
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message(STATUS "Symbol versioning: ${WITH_SYMBOL_VERSIONING}")
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message(STATUS "Allow ABI break: ${WITH_ABI_BREAK}")
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message(STATUS "Release is final: ${WITH_FINAL}")
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message(STATUS "Global client config: ${GLOBAL_CLIENT_CONFIG}")
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if (WITH_SERVER)
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message(STATUS "Global bind config: ${GLOBAL_BIND_CONFIG}")
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endif()
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message(STATUS "********************************************")
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