# 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-12
+ clang-11
+ clang-10
+ clang-9
+ gcc-10
+ gcc-9
+ cc
+)
project(vpp C)
include(CheckCCompilerFlag)
-include(cmake/message.cmake)
+include(CheckIPOSupported)
+include(cmake/misc.cmake)
include(cmake/cpu.cmake)
include(cmake/ccache.cmake)
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
##############################################################################
-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 "bin" CACHE STRING "Relative runtime directory path")
+set(VPP_LIBRARY_DIR "lib" 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)
+
+if (CMAKE_BUILD_TYPE)
+ set(CMAKE_C_FLAGS "-g -fPIC -Werror -Wall ${CMAKE_C_FLAGS}")
+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)
+ set(CMAKE_C_FLAGS "-Wno-address-of-packed-member ${CMAKE_C_FLAGS}")
endif()
+# release
+list(APPEND BUILD_TYPES "release")
+string(CONCAT CMAKE_C_FLAGS_RELEASE
+ "-O3 "
+ "-fstack-protector "
+ "-D_FORTIFY_SOURCE=2 "
+ "-fno-common "
+)
+
+string(CONCAT CMAKE_EXE_LINKER_FLAGS_RELEASE "-pie")
+
+# debug
+list(APPEND BUILD_TYPES "debug")
+string(CONCAT CMAKE_C_FLAGS_DEBUG
+ "-O0 "
+ "-DCLIB_DEBUG "
+ "-fstack-protector "
+ "-fno-common "
+)
+
+# coverity
+list(APPEND BUILD_TYPES "coverity")
+string(CONCAT CMAKE_C_FLAGS_COVERITY "-O2 -D__COVERITY__")
+
+# gcov
+list(APPEND BUILD_TYPES "gcov")
+string(CONCAT CMAKE_C_FLAGS_GCOV
+ "-O0 "
+ "-DCLIB_DEBUG "
+ "-DCLIB_GCOV "
+ "-fprofile-arcs "
+ "-ftest-coverage ")
+
+string(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_UC)
+
+
+string(REPLACE ";" " " BUILD_TYPES "${BUILD_TYPES}")
+set_property(CACHE CMAKE_BUILD_TYPE PROPERTY
+ HELPSTRING "Build type - valid options are: ${BUILD_TYPES}")
+
+##############################################################################
+# 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)
+ 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 ${CMAKE_SHARED_LINKER_FLAGS}")
+endif (VPP_ENABLE_SANITIZE_ADDR)
+
##############################################################################
# install config
##############################################################################
-set(CMAKE_INSTALL_RPATH "${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}/lib")
+endif()
set(CMAKE_INSTALL_MESSAGE NEVER)
include_directories (
${CMAKE_SOURCE_DIR}
- ${CMAKE_BINARY_DIR}
- ${CMAKE_BINARY_DIR}/include
+ ${VPP_BINARY_DIR}
)
set(CMAKE_INSTALL_DEFAULT_COMPONENT_NAME "vpp")
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
-find_package(OpenSSL REQUIRED)
-include(cmake/memfd.cmake)
+include(cmake/syscall.cmake)
include(cmake/api.cmake)
include(cmake/library.cmake)
include(cmake/exec.cmake)
##############################################################################
# subdirs - order matters
##############################################################################
-foreach(
- DIR
- vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins
- vpp-api tools/vppapigen tools/g2 tools/elftool tools/perftool
-)
- add_subdirectory(${DIR})
+option(VPP_HOST_TOOLS_ONLY "Build only host tools" OFF)
+if(VPP_HOST_TOOLS_ONLY)
+ set(SUBDIRS tools/vppapigen cmake)
+elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
+ find_package(OpenSSL REQUIRED)
+ set(SUBDIRS
+ vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl plugins
+ vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg
+ tools/appimage
+ )
+elseif("${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()
-include(cmake/pack.cmake)
##############################################################################
# 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(menu
+ COMMAND ccmake ${CMAKE_BINARY_DIR}
+ COMMENT "Starting Configuration TUI..."
+ USES_TERMINAL
+)
+
+add_custom_target(compdb
+ COMMAND ninja -C ${CMAKE_BINARY_DIR} -t compdb |
+ ${CMAKE_SOURCE_DIR}/scripts/compdb_cleanup.py >
+ ${CMAKE_BINARY_DIR}/compile_commands.json
+ COMMENT "Generating compile_commands.json"
+ USES_TERMINAL
+)
+
##############################################################################
# print configuration
##############################################################################
pr("VPP version" "${VPP_VERSION}")
pr("VPP library version" "${VPP_LIB_VERSION}")
pr("GIT toplevel dir" "${VPP_GIT_TOPLEVEL_DIR}")
-pr("C flags" "${CMAKE_C_FLAGS}")
-pr("Linker flags" "${CMAKE_LINKER_FLAGS}")
-pr("Target processor" "${CMAKE_SYSTEM_PROCESSOR}")
pr("Build type" "${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}")
-