diff options
Diffstat (limited to 'src/CMakeLists.txt')
| -rw-r--r-- | src/CMakeLists.txt | 167 |
1 files changed, 134 insertions, 33 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 49ea0373eb4..68d0a4fe64e 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -11,30 +11,38 @@ # 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-12 - clang-11 - clang-10 - clang-9 - gcc-10 - gcc-9 - cc -) +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) -if(CMAKE_VERSION VERSION_LESS 3.12) - macro(add_compile_definitions defs) - foreach(d ${defs}) - add_compile_options(-D${d}) - endforeach() - endmacro() +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) @@ -48,35 +56,91 @@ execute_process( 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}-linux-gnu/ - /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-linux-gnu/lib/ + /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}/ + /usr/lib/${CMAKE_HOST_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}/lib/ ) endif() -set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-linux-gnu) - + set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-${COMPILER_SUFFIX}) ############################################################################## # build config ############################################################################## check_c_compiler_flag("-Wno-address-of-packed-member" compiler_flag_no_address_of_packed_member) -set(VPP_RUNTIME_DIR "bin" CACHE STRING "Relative runtime directory path") -set(VPP_LIBRARY_DIR "lib" CACHE STRING "Relative library directory path") +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__) +set(PYENV PYTHONPYCACHEPREFIX=${CMAKE_BINARY_DIR}/CMakeFiles/__pycache__) if (CMAKE_BUILD_TYPE) - add_compile_options(-g -fPIC -Werror -Wall) + add_compile_options(-g -Werror -Wall) endif() if (compiler_flag_no_address_of_packed_member) @@ -92,7 +156,6 @@ set(CMAKE_C_FLAGS_DEBUG "") if (${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 (${CMAKE_BUILD_TYPE_LC} MATCHES "debug") add_compile_options(-O0 -fstack-protector -fno-common) add_compile_definitions(CLIB_DEBUG) @@ -102,6 +165,7 @@ elseif (${CMAKE_BUILD_TYPE_LC} MATCHES "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) @@ -119,6 +183,10 @@ if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE") endif() endif() +if(VPP_USE_LTO) + check_c_compiler_flag("-Wno-stringop-overflow" + compiler_flag_no_stringop_overflow) +endif() ############################################################################## # sanitizers ############################################################################## @@ -132,9 +200,7 @@ set(VPP_SANITIZE_ADDR_OPTIONS 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 ${CMAKE_SHARED_LINKER_FLAGS}") + add_link_options(-fsanitize=address) endif (VPP_ENABLE_SANITIZE_ADDR) ############################################################################## @@ -147,11 +213,19 @@ if(VPP_ENABLE_TRAJECTORY_TRACE) endif() ############################################################################## +# unittest with clang code coverage +############################################################################## + +if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang") + option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF) +endif() + +############################################################################## # install config ############################################################################## option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON) if(VPP_SET_RPATH) - set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIBRARY_DIR}") endif() set(CMAKE_INSTALL_MESSAGE NEVER) @@ -171,16 +245,39 @@ include(cmake/exec.cmake) include(cmake/plugin.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 "${EPOLL_SHIM_LIB}") + endif() +endif() + +############################################################################## # subdirs - order matters ############################################################################## option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF) if(VPP_HOST_TOOLS_ONLY) set(SUBDIRS tools/vppapigen cmake) -elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") + 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 plugins - vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg + 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") @@ -255,10 +352,12 @@ mark_as_advanced(CLEAR # 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}}) @@ -266,3 +365,5 @@ 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}) |