| # Copyright (c) 2018 Cisco and/or its affiliates. |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at: |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| cmake_minimum_required(VERSION 3.10) |
| |
| set(CMAKE_C_COMPILER_NAMES |
| clang-13 |
| clang-12 |
| clang-11 |
| clang-10 |
| clang-9 |
| gcc-10 |
| gcc-9 |
| cc |
| ) |
| |
| project(vpp C) |
| |
| if(CMAKE_VERSION VERSION_LESS 3.12) |
| macro(add_compile_definitions defs) |
| foreach(d ${defs}) |
| add_compile_options(-D${d}) |
| endforeach() |
| endmacro() |
| endif() |
| |
| if(NOT DEFINED CMAKE_INSTALL_LIBDIR AND EXISTS "/etc/debian_version") |
| set(CMAKE_INSTALL_LIBDIR "lib/${CMAKE_LIBRARY_ARCHITECTURE}") |
| endif() |
| |
| 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 |
| ) |
| string(REPLACE "-" ";" VPP_LIB_VERSION ${VPP_VERSION}) |
| list(GET VPP_LIB_VERSION 0 VPP_LIB_VERSION) |
| |
| ############################################################################## |
| # cross compiling |
| ############################################################################## |
| if(CMAKE_CROSSCOMPILING) |
| set(CMAKE_IGNORE_PATH |
| /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/ |
| /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/lib/ |
| ) |
| endif() |
| set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-linux-gnu) |
| |
| ############################################################################## |
| # build config |
| ############################################################################## |
| 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}/CMakeFile/__pycache__) |
| |
| if (CMAKE_BUILD_TYPE) |
| add_compile_options(-g -fPIC -Werror -Wall) |
| endif() |
| |
| if (compiler_flag_no_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 (${CMAKE_BUILD_TYPE_LC} MATCHES "release") |
| add_compile_options(-O3 -fstack-protector -fno-common) |
| add_compile_definitions(_FORTIFY_SOURCE=2) |
| set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-pie") |
| elseif (${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) |
| 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() |
| |
| ############################################################################## |
| # 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_compile_definitions(CLIB_SANITIZE_ADDR) |
| set(CMAKE_EXE_LINKER_FLAGS "-fsanitize=address ${CMAKE_EXE_LINKER_FLAGS}") |
| set(CMAKE_SHARED_LINKER_FLAGS "-fsanitize=address ${CMAKE_SHARED_LINKER_FLAGS}") |
| endif (VPP_ENABLE_SANITIZE_ADDR) |
| |
| ############################################################################## |
| # trajectory trace |
| ############################################################################## |
| |
| option(VPP_ENABLE_TRAJECTORY_TRACE "Build vpp with trajectory tracing enabled" OFF) |
| if(VPP_ENABLE_TRAJECTORY_TRACE) |
| add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1) |
| endif() |
| |
| ############################################################################## |
| # install config |
| ############################################################################## |
| option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON) |
| if(VPP_SET_RPATH) |
| set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIBRARY_DIR}") |
| endif() |
| set(CMAKE_INSTALL_MESSAGE NEVER) |
| |
| include_directories ( |
| ${CMAKE_SOURCE_DIR} |
| ${VPP_BINARY_DIR} |
| ) |
| set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp") |
| |
| set(THREADS_PREFER_PTHREAD_FLAG ON) |
| find_package(Threads REQUIRED) |
| |
| include(cmake/syscall.cmake) |
| include(cmake/api.cmake) |
| include(cmake/library.cmake) |
| include(cmake/exec.cmake) |
| include(cmake/plugin.cmake) |
| |
| ############################################################################## |
| # subdirs - order matters |
| ############################################################################## |
| option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF) |
| if(VPP_HOST_TOOLS_ONLY) |
| set(SUBDIRS tools/vppapigen cmake) |
| elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") |
| 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 |
| ) |
| |
| 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 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 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}) |