X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2FCMakeLists.txt;h=68d0a4fe64e77d2fd5eac02f9a1fdeb27efb9f69;hb=4f30bc74577959efddfe4bc544cea4ec5c7019da;hp=42e3a1cbf7492f05d6404299a91396aec4c5221a;hpb=0abd4a2e0ed48125eeeaae5c40d55269ae75dbcb;p=vpp.git diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 42e3a1cbf74..68d0a4fe64e 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -11,66 +11,359 @@ # See the License for the specific language governing permissions and # limitations under the License. -cmake_minimum_required(VERSION 3.5 FATAL_ERROR) +cmake_minimum_required(VERSION 3.13) + +if(DEFINED VPP_PLATFORM AND VPP_PLATFORM STREQUAL "default") + unset(VPP_PLATFORM) + unset(VPP_PLATFORM CACHE) + set(VPP_PLATFORM_NAME "default") +elseif(DEFINED VPP_PLATFORM) + set(platform_file ${CMAKE_SOURCE_DIR}/cmake/platform/${VPP_PLATFORM}.cmake) + if(NOT EXISTS ${platform_file}) + message(FATAL_ERROR "unknown platform ${VPP_PLATFORM}") + endif() + include(${platform_file}) + set(VPP_PLATFORM_NAME ${VPP_PLATFORM}) +else() + set(VPP_PLATFORM_NAME "default") +endif() + +if (DEFINED VPP_PLATFORM_C_COMPILER_NAMES) + set(CMAKE_C_COMPILER_NAMES ${VPP_PLATFORM_C_COMPILER_NAME}) +else() + set(CMAKE_C_COMPILER_NAMES clang gcc cc) +endif() project(vpp C) -include(CheckCCompilerFlag) +if(NOT DEFINED CMAKE_INSTALL_LIBDIR AND EXISTS "/etc/debian_version") + set(CMAKE_INSTALL_LIBDIR "lib/${CMAKE_LIBRARY_ARCHITECTURE}") +endif() -include(cmake/message.cmake) +include(CheckCCompilerFlag) +include(CheckIPOSupported) +include(GNUInstallDirs) +include(cmake/misc.cmake) include(cmake/cpu.cmake) include(cmake/ccache.cmake) +############################################################################## +# VPP Version +############################################################################## +execute_process( + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} + COMMAND scripts/version + OUTPUT_VARIABLE VPP_VERSION + OUTPUT_STRIP_TRAILING_WHITESPACE +) + +if (VPP_PLATFORM) + set(VPP_VERSION ${VPP_VERSION}-${VPP_PLATFORM_NAME}) +endif() + +string(REPLACE "-" ";" VPP_LIB_VERSION ${VPP_VERSION}) +list(GET VPP_LIB_VERSION 0 VPP_LIB_VERSION) + +############################################################################## +# compiler specifics +############################################################################## + +set(MIN_SUPPORTED_CLANG_C_COMPILER_VERSION 9.0.0) +set(MIN_SUPPORTED_GNU_C_COMPILER_VERSION 9.0.0) + +if(CMAKE_C_COMPILER_ID STREQUAL "Clang") + if (CMAKE_C_COMPILER_VERSION VERSION_LESS MIN_SUPPORTED_CLANG_C_COMPILER_VERSION) + set(COMPILER_TOO_OLD TRUE) + endif() +elseif(CMAKE_C_COMPILER_ID STREQUAL "GNU") + if (CMAKE_C_COMPILER_VERSION VERSION_LESS MIN_SUPPORTED_GNU_C_COMPILER_VERSION) + set(COMPILER_TOO_OLD TRUE) + endif() + set(GCC_STRING_OVERFLOW_WARNING_DISABLE_VERSION 10.0.0) + if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL GCC_STRING_OVERFLOW_WARNING_DISABLE_VERSION) + add_compile_options(-Wno-stringop-overflow) + endif() + set(GCC_STRING_OVERREAD_WARNING_DISABLE_VERSION 12.0.0) + if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL GCC_STRING_OVERREAD_WARNING_DISABLE_VERSION) + add_compile_options(-Wno-stringop-overread) + endif() + set(GCC_ARRAY_BOUNDS_WARNING_DISABLE_VERSION 12.0.0) + if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL GCC_ARRAY_BOUNDS_WARNING_DISABLE_VERSION) + add_compile_options(-Wno-array-bounds) + endif() +else() + message(WARNING "WARNING: Unsupported C compiler `${CMAKE_C_COMPILER_ID}` is used") + set (PRINT_MIN_C_COMPILER_VER TRUE) +endif() +if (COMPILER_TOO_OLD) + message(WARNING "WARNING: C compiler version is too old and it's usage may result") + message(WARNING " in sub-optimal binaries or lack of support for specific CPU types.") + set (PRINT_MIN_C_COMPILER_VER TRUE) +endif() + +if (PRINT_MIN_C_COMPILER_VER) + string (APPEND _t "Supported C compilers are ") + string (APPEND _t "Clang ${MIN_SUPPORTED_CLANG_C_COMPILER_VERSION} or higher ") + string (APPEND _t "and GNU ${MIN_SUPPORTED_GNU_C_COMPILER_VERSION} or higher.") + message(WARNING " ${_t}") + unset (_t) +endif() + +############################################################################## +# cross compiling +############################################################################## + +if (${CMAKE_SYSTEM_NAME} MATCHES "Linux") + set(COMPILER_SUFFIX "linux-gnu") +elseif (${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") + set(COMPILER_SUFFIX "freebsd") +endif() + +if(CMAKE_CROSSCOMPILING) + set(CMAKE_IGNORE_PATH + /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}/ + /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}/lib/ + ) +endif() + set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}) ############################################################################## # build config ############################################################################## -set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin) -set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib) -set(CMAKE_C_FLAGS_COMMON "-DFORTIFY_SOURCE=2 -fstack-protector-all -Werror") -set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${CMAKE_C_FLAGS_COMMON} -DCLIB_DEBUG") -set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${CMAKE_C_FLAGS_COMMON}") +check_c_compiler_flag("-Wno-address-of-packed-member" + compiler_flag_no_address_of_packed_member) +set(VPP_RUNTIME_DIR ${CMAKE_INSTALL_BINDIR} CACHE STRING "Relative runtime directory path") +set(VPP_LIBRARY_DIR ${CMAKE_INSTALL_LIBDIR} CACHE STRING "Relative library directory path") + +set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${VPP_RUNTIME_DIR}) +set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/${VPP_LIBRARY_DIR}) +set(VPP_BINARY_DIR ${CMAKE_BINARY_DIR}/CMakeFiles) +set(PYENV PYTHONPYCACHEPREFIX=${CMAKE_BINARY_DIR}/CMakeFiles/__pycache__) + +if (CMAKE_BUILD_TYPE) + add_compile_options(-g -Werror -Wall) +endif() -check_c_compiler_flag("-Wno-address-of-packed-member" compiler_flag_no_address_of_packed_member) if (compiler_flag_no_address_of_packed_member) - add_definitions(-Wno-address-of-packed-member) + add_compile_options(-Wno-address-of-packed-member) +endif() + +string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LC) +string(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_UC) + +set(CMAKE_C_FLAGS_RELEASE "") +set(CMAKE_C_FLAGS_DEBUG "") + +if (${CMAKE_BUILD_TYPE_LC} MATCHES "release") + add_compile_options(-O3 -fstack-protector -fno-common) + add_compile_definitions(_FORTIFY_SOURCE=2) +elseif (${CMAKE_BUILD_TYPE_LC} MATCHES "debug") + add_compile_options(-O0 -fstack-protector -fno-common) + add_compile_definitions(CLIB_DEBUG) +elseif (${CMAKE_BUILD_TYPE_LC} MATCHES "coverity") + add_compile_options(-O0) + add_compile_definitions(__COVERITY__) +elseif (${CMAKE_BUILD_TYPE_LC} MATCHES "gcov") + add_compile_options(-O0 -fprofile-arcs -ftest-coverage) + add_compile_definitions(CLIB_DEBUG CLIB_GCOV) + link_libraries(gcov) +endif() + +set(BUILD_TYPES release debug coverity gcov) +string(REPLACE ";" " " BUILD_TYPES_STR "${BUILD_TYPES}") +set_property(CACHE CMAKE_BUILD_TYPE PROPERTY + HELPSTRING "Build type - valid options are: ${BUILD_TYPES_STR}") + +############################################################################## +# link time optimizations +############################################################################## +if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE") + check_ipo_supported(RESULT _result) + if (_result) + option(VPP_USE_LTO "Link time optimization of release binaries" ON) + endif() +endif() + +if(VPP_USE_LTO) + check_c_compiler_flag("-Wno-stringop-overflow" + compiler_flag_no_stringop_overflow) +endif() +############################################################################## +# sanitizers +############################################################################## + +option(VPP_ENABLE_SANITIZE_ADDR "Enable Address Sanitizer" OFF) +set(VPP_SANITIZE_ADDR_OPTIONS + "unmap_shadow_on_exit=1:disable_coredump=0:abort_on_error=1:detect_leaks=0" + CACHE + STRING "Address sanitizer arguments" +) + +if (VPP_ENABLE_SANITIZE_ADDR) + add_compile_options(-fsanitize=address) + add_link_options(-fsanitize=address) +endif (VPP_ENABLE_SANITIZE_ADDR) + +############################################################################## +# trajectory trace +############################################################################## + +option(VPP_ENABLE_TRAJECTORY_TRACE "Build vpp with trajectory tracing enabled" OFF) +if(VPP_ENABLE_TRAJECTORY_TRACE) + add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1) +endif() + +############################################################################## +# unittest with clang code coverage +############################################################################## + +if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang") + option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF) endif() ############################################################################## # install config ############################################################################## -set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIB_DIR_NAME}") +option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON) +if(VPP_SET_RPATH) + set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIBRARY_DIR}") +endif() set(CMAKE_INSTALL_MESSAGE NEVER) -message(STATUS "CMAKE_C_FLAGS: ${CMAKE_C_FLAGS}") -message(STATUS "We are on a ${CMAKE_SYSTEM_NAME} system") -message(STATUS "The host processor is ${CMAKE_HOST_SYSTEM_PROCESSOR}") - include_directories ( ${CMAKE_SOURCE_DIR} - ${CMAKE_BINARY_DIR} - ${CMAKE_BINARY_DIR}/include + ${VPP_BINARY_DIR} ) set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp") set(THREADS_PREFER_PTHREAD_FLAG ON) find_package(Threads REQUIRED) -find_package(OpenSSL REQUIRED) -include(cmake/memfd.cmake) +include(cmake/syscall.cmake) include(cmake/api.cmake) include(cmake/library.cmake) include(cmake/exec.cmake) include(cmake/plugin.cmake) -include(cmake/deb.cmake) + +############################################################################## +# FreeBSD - use epoll-shim +############################################################################## +set(EPOLL_LIB "") +if("${CMAKE_SYSTEM_NAME}" STREQUAL "FreeBSD") + find_path(EPOLL_SHIM_INCLUDE_DIR NAMES sys/epoll.h HINTS /usr/local/include/libepoll-shim) + find_library(EPOLL_SHIM_LIB NAMES epoll-shim HINTS /usr/local/lib) + + if(EPOLL_SHIM_INCLUDE_DIR AND EPOLL_SHIM_LIB) + message(STATUS "Found epoll-shim in ${EPOLL_SHIM_INCLUDE_DIR}") + include_directories(${EPOLL_SHIM_INCLUDE_DIR}) + string(JOIN " " EPOLL_LIB "${EPOLL_SHIM_LIB}") + endif() +endif() ############################################################################## # subdirs - order matters ############################################################################## -foreach( - DIR - vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins - vpp-api tools/vppapigen +option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF) +if(VPP_HOST_TOOLS_ONLY) + set(SUBDIRS tools/vppapigen cmake) + install( + PROGRAMS + vpp-api/vapi/vapi_c_gen.py + vpp-api/vapi/vapi_cpp_gen.py + vpp-api/vapi/vapi_json_parser.py + DESTINATION ${VPP_RUNTIME_DIR} + COMPONENT vpp-dev + ) +elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux|FreeBSD") + find_package(OpenSSL) + set(SUBDIRS + vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl vpp-api + plugins tools/vppapigen tools/g2 tools/perftool cmake pkg + tools/appimage + ) +elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin") + set(SUBDIRS vppinfra) +else() + message(FATAL_ERROR "Unsupported system: ${CMAKE_SYSTEM_NAME}") +endif() + +foreach(DIR ${SUBDIRS}) + add_subdirectory(${DIR} ${VPP_BINARY_DIR}/${DIR}) +endforeach() + +############################################################################## +# detect if we are inside git repo and add configure dependency +############################################################################## +execute_process( + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} + COMMAND git rev-parse --show-toplevel + OUTPUT_VARIABLE VPP_GIT_TOPLEVEL_DIR + OUTPUT_STRIP_TRAILING_WHITESPACE + ERROR_QUIET ) - add_subdirectory(${DIR}) + +if (VPP_GIT_TOPLEVEL_DIR) + set_property( + DIRECTORY APPEND PROPERTY + CMAKE_CONFIGURE_DEPENDS ${VPP_GIT_TOPLEVEL_DIR}/.git/index + ) +endif() + +############################################################################## +# custom targets +############################################################################## + +add_custom_target(run + COMMAND ./${VPP_RUNTIME_DIR}/vpp -c startup.conf + COMMENT "Starting VPP..." + USES_TERMINAL +) + +add_custom_target(debug + COMMAND gdb --args ./${VPP_RUNTIME_DIR}/vpp -c startup.conf + COMMENT "Starting VPP in the debugger..." + USES_TERMINAL +) + +add_custom_target(config + COMMAND ccmake ${CMAKE_BINARY_DIR} + COMMENT "Starting Configuration TUI..." + USES_TERMINAL +) + +foreach(bt ${BUILD_TYPES}) + add_custom_target(set-build-type-${bt} + COMMAND cmake -DCMAKE_BUILD_TYPE:STRING=${bt} . + COMMENT "Changing build type to ${bt}" + USES_TERMINAL + ) endforeach() +mark_as_advanced(CLEAR + CMAKE_C_FLAGS + CMAKE_C_COMPILER + CMAKE_EXPORT_COMPILE_COMMANDS + CMAKE_INSTALL_PREFIX + CMAKE_LINKER + CMAKE_SHARED_LINKER_FLAGS + CMAKE_VERBOSE_MAKEFILE +) + +############################################################################## +# print configuration +############################################################################## +message(STATUS "Configuration:") +pr("VPP platform" ${VPP_PLATFORM_NAME}) +pr("VPP version" ${VPP_VERSION}) +pr("VPP library version" ${VPP_LIB_VERSION}) +pr("GIT toplevel dir" ${VPP_GIT_TOPLEVEL_DIR}) +pr("Build type" ${CMAKE_BUILD_TYPE}) +pr("C compiler" "${CMAKE_C_COMPILER} (${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION})") +pr("C flags" ${CMAKE_C_FLAGS}${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}}) +pr("Linker flags (apps)" ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}}) +pr("Linker flags (libs)" ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}}) +pr("Host processor" ${CMAKE_HOST_SYSTEM_PROCESSOR}) +pr("Target processor" ${CMAKE_SYSTEM_PROCESSOR}) +pr("Prefix path" ${CMAKE_PREFIX_PATH}) +pr("Install prefix" ${CMAKE_INSTALL_PREFIX}) +pr("Library dir" ${VPP_LIBRARY_DIR}) +pr("Multiarch variants" ${MARCH_VARIANTS_NAMES})