X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2FCMakeLists.txt;h=fb4463e332e58801b43a71aff5612442023a0495;hb=000a4ebed7d4097b88869a336a311f49873f8cf7;hp=635b663252c71d0008c8dc9977ef125dff30d411;hpb=49a2925b1b61bd08770a3c268aacb52fafa5631c;p=vpp.git diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index 635b663252c..fb4463e332e 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -11,24 +11,19 @@ # 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) + +set(CMAKE_C_COMPILER_NAMES clang gcc cc) project(vpp C) -set(CMAKE_EXPORT_COMPILE_COMMANDS on) +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) @@ -45,6 +40,43 @@ execute_process( string(REPLACE "-" ";" VPP_LIB_VERSION ${VPP_VERSION}) list(GET VPP_LIB_VERSION 0 VPP_LIB_VERSION) +############################################################################## +# compiler specifics +############################################################################## + +set(MIN_SUPPORTED_CLANG_C_COMPILER_VERSION 9.0.0) +set(MIN_SUPPORTED_GNU_C_COMPILER_VERSION 9.0.0) + +if(CMAKE_C_COMPILER_ID STREQUAL "Clang") + if (CMAKE_C_COMPILER_VERSION VERSION_LESS MIN_SUPPORTED_CLANG_C_COMPILER_VERSION) + set(COMPILER_TOO_OLD TRUE) + endif() +elseif(CMAKE_C_COMPILER_ID STREQUAL "GNU") + if (CMAKE_C_COMPILER_VERSION VERSION_LESS MIN_SUPPORTED_GNU_C_COMPILER_VERSION) + set(COMPILER_TOO_OLD TRUE) + endif() + set(GCC_STRING_OVERFLOW_WARNING_DISABLE_VERSION 10.0.0) + if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL GCC_STRING_OVERFLOW_WARNING_DISABLE_VERSION) + add_compile_options(-Wno-stringop-overflow) + endif() +else() + message(WARNING "WARNING: Unsupported C compiler `${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 ############################################################################## @@ -61,57 +93,43 @@ set(CMAKE_C_COMPILER_TARGET ${CMAKE_SYSTEM_PROCESSOR}-linux-gnu) ############################################################################## 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}/CMakeFiles/__pycache__) if (CMAKE_BUILD_TYPE) - set(CMAKE_C_FLAGS "-g -fPIC -Werror -Wall ${CMAKE_C_FLAGS}") + add_compile_options(-g -Werror -Wall) endif() if (compiler_flag_no_address_of_packed_member) - set(CMAKE_C_FLAGS "-Wno-address-of-packed-member ${CMAKE_C_FLAGS}") + add_compile_options(-Wno-address-of-packed-member) endif() -# release -list(APPEND BUILD_TYPES "release") -string(CONCAT CMAKE_C_FLAGS_RELEASE - "-O3 " - "-fstack-protector " - "-D_FORTIFY_SOURCE=2 " - "-fno-common " -) - -string(CONCAT CMAKE_EXE_LINKER_FLAGS_RELEASE "-pie") - -# debug -list(APPEND BUILD_TYPES "debug") -string(CONCAT CMAKE_C_FLAGS_DEBUG - "-O0 " - "-DCLIB_DEBUG " - "-fstack-protector " - "-fno-common " -) - -# coverity -list(APPEND BUILD_TYPES "coverity") -string(CONCAT CMAKE_C_FLAGS_COVERITY "-O2 -D__COVERITY__") - -# gcov -list(APPEND BUILD_TYPES "gcov") -string(CONCAT CMAKE_C_FLAGS_GCOV - "-O0 " - "-DCLIB_DEBUG " - "-DCLIB_GCOV " - "-fprofile-arcs " - "-ftest-coverage ") - +string(TOLOWER "${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 (${CMAKE_BUILD_TYPE_LC} MATCHES "gcov") + add_compile_options(-O0 -fprofile-arcs -ftest-coverage) + add_compile_definitions(CLIB_DEBUG CLIB_GCOV) +endif() +set(BUILD_TYPES release debug coverity gcov) string(REPLACE ";" " " BUILD_TYPES_STR "${BUILD_TYPES}") set_property(CACHE CMAKE_BUILD_TYPE PROPERTY HELPSTRING "Build type - valid options are: ${BUILD_TYPES_STR}") @@ -126,6 +144,10 @@ 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 ############################################################################## @@ -138,9 +160,8 @@ set(VPP_SANITIZE_ADDR_OPTIONS ) if (VPP_ENABLE_SANITIZE_ADDR) - set(CMAKE_C_FLAGS "-fsanitize=address -DCLIB_SANITIZE_ADDR ${CMAKE_C_FLAGS}") - set(CMAKE_EXE_LINKER_FLAGS "-fsanitize=address ${CMAKE_EXE_LINKER_FLAGS}") - set(CMAKE_SHARED_LINKER_FLAGS "-fsanitize=address ${CMAKE_SHARED_LINKER_FLAGS}") + add_compile_options(-fsanitize=address) + add_link_options(-fsanitize=address) endif (VPP_ENABLE_SANITIZE_ADDR) ############################################################################## @@ -149,7 +170,15 @@ endif (VPP_ENABLE_SANITIZE_ADDR) option(VPP_ENABLE_TRAJECTORY_TRACE "Build vpp with trajectory tracing enabled" OFF) if(VPP_ENABLE_TRAJECTORY_TRACE) - set(CMAKE_C_FLAGS "-DVLIB_BUFFER_TRACE_TRAJECTORY=1 ${CMAKE_C_FLAGS}") + add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1) +endif() + +############################################################################## +# unittest with clang ode coverage +############################################################################## + +if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang") + option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF) endif() ############################################################################## @@ -157,7 +186,7 @@ endif() ############################################################################## option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON) if(VPP_SET_RPATH) - set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib") + set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${VPP_LIBRARY_DIR}") endif() set(CMAKE_INSTALL_MESSAGE NEVER) @@ -183,10 +212,10 @@ option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF) if(VPP_HOST_TOOLS_ONLY) set(SUBDIRS tools/vppapigen cmake) elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") - find_package(OpenSSL REQUIRED) + find_package(OpenSSL) set(SUBDIRS - vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl plugins - vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg + vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl vpp-api + plugins tools/vppapigen tools/g2 tools/perftool cmake pkg tools/appimage ) elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin") @@ -239,14 +268,6 @@ add_custom_target(config USES_TERMINAL ) -add_custom_target(compdb - COMMAND ninja -C ${CMAKE_BINARY_DIR} -t compdb | - ${CMAKE_SOURCE_DIR}/scripts/compdb_cleanup.py > - ${CMAKE_BINARY_DIR}/compile_commands.json - COMMENT "Generating compile_commands.json" - USES_TERMINAL -) - foreach(bt ${BUILD_TYPES}) add_custom_target(set-build-type-${bt} COMMAND cmake -DCMAKE_BUILD_TYPE:STRING=${bt} . @@ -255,18 +276,31 @@ foreach(bt ${BUILD_TYPES}) ) endforeach() +mark_as_advanced(CLEAR + CMAKE_C_FLAGS + CMAKE_C_COMPILER + CMAKE_EXPORT_COMPILE_COMMANDS + CMAKE_INSTALL_PREFIX + CMAKE_LINKER + CMAKE_SHARED_LINKER_FLAGS + CMAKE_VERBOSE_MAKEFILE +) + ############################################################################## # print configuration ############################################################################## message(STATUS "Configuration:") -pr("VPP version" "${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}") +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})