# 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 3.10)
+
+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(cmake/message.cmake)
+include(CheckIPOSupported)
+include(GNUInstallDirs)
+include(cmake/misc.cmake)
include(cmake/cpu.cmake)
include(cmake/ccache.cmake)
##############################################################################
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}/bin)
-set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+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)
- set(CMAKE_C_FLAGS "-g -fPIC ${CMAKE_C_FLAGS}")
- set(CMAKE_C_FLAGS "-fstack-protector-all ${CMAKE_C_FLAGS}")
- set(CMAKE_C_FLAGS "-Werror ${CMAKE_C_FLAGS}")
- set(CMAKE_C_FLAGS "-DFORTIFY_SOURCE=2 ${CMAKE_C_FLAGS}")
+ add_compile_options(-g -fPIC -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()
-set(CMAKE_C_FLAGS_RELEASE "-O2 ${CMAKE_C_FLAGS_RELEASE}")
-set(CMAKE_C_FLAGS_DEBUG "-O0 -DCLIB_DEBUG ${CMAKE_C_FLAGS_DEBUG}")
-set(CMAKE_LINKER_FLAGS_RELEASE "-pie -Wl,-z,now ${CMAKE_LINKER_FLAGS_RELEASE}")
+string(TOLOWER "${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()
+
+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_compile_definitions(CLIB_SANITIZE_ADDR)
+ set(CMAKE_EXE_LINKER_FLAGS "-fsanitize=address ${CMAKE_EXE_LINKER_FLAGS}")
+ set(CMAKE_SHARED_LINKER_FLAGS "-fsanitize=address ${CMAKE_SHARED_LINKER_FLAGS}")
+endif (VPP_ENABLE_SANITIZE_ADDR)
+
+##############################################################################
+# trajectory trace
+##############################################################################
+
+option(VPP_ENABLE_TRAJECTORY_TRACE "Build vpp with trajectory tracing enabled" OFF)
+if(VPP_ENABLE_TRAJECTORY_TRACE)
+ add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1)
+endif()
+
+##############################################################################
+# unittest with clang ode coverage
+##############################################################################
+
+if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang")
+ option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF)
+endif()
+
##############################################################################
# install config
##############################################################################
-set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+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}
- ${CMAKE_BINARY_DIR}
- ${CMAKE_BINARY_DIR}/include
+ ${VPP_BINARY_DIR}
)
set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp")
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
-include(cmake/memfd.cmake)
+include(cmake/syscall.cmake)
include(cmake/api.cmake)
include(cmake/library.cmake)
include(cmake/exec.cmake)
##############################################################################
# subdirs - order matters
##############################################################################
-if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
- find_package(OpenSSL REQUIRED)
+option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF)
+if(VPP_HOST_TOOLS_ONLY)
+ set(SUBDIRS tools/vppapigen cmake)
+elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+ find_package(OpenSSL)
set(SUBDIRS
- vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins
- vpp-api tools/vppapigen tools/g2 tools/elftool tools/perftool cmake
+ vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl vpp-api
+ plugins tools/vppapigen tools/g2 tools/perftool cmake pkg
+ tools/appimage
)
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
set(SUBDIRS vppinfra)
endif()
foreach(DIR ${SUBDIRS})
- add_subdirectory(${DIR})
+ add_subdirectory(${DIR} ${VPP_BINARY_DIR}/${DIR})
endforeach()
-##############################################################################
-# packaging
-##############################################################################
-include(cmake/pack.cmake)
-add_vpp_packaging(
- NAME "vpp"
- VENDOR "fd.io"
- DESCRIPTION "Vector Packet Processor"
-)
-
##############################################################################
# detect if we are inside git repo and add configure dependency
##############################################################################
COMMAND git rev-parse --show-toplevel
OUTPUT_VARIABLE VPP_GIT_TOPLEVEL_DIR
OUTPUT_STRIP_TRAILING_WHITESPACE
+ ERROR_QUIET
)
if (VPP_GIT_TOPLEVEL_DIR)
)
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" "${CMAKE_LINKER_FLAGS}${CMAKE_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})
+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})