# See the License for the specific language governing permissions and
# limitations under the License.
-cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
-
-set(CMAKE_C_COMPILER_NAMES clang-10 clang-9 gcc-9 cc)
+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(CheckIPOSupported)
include(cmake/misc.cmake)
include(cmake/cpu.cmake)
include(cmake/ccache.cmake)
string(CONCAT CMAKE_C_FLAGS_RELEASE
"-O2 "
"-fstack-protector "
- "-DFORTIFY_SOURCE=2 "
+ "-D_FORTIFY_SOURCE=2 "
"-fno-common "
)
"-O0 "
"-DCLIB_DEBUG "
"-fstack-protector "
- "-DFORTIFY_SOURCE=2 "
"-fno-common "
)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY
HELPSTRING "Build type - valid options are: ${BUILD_TYPES}")
+##############################################################################
+# link time optimizations
+##############################################################################
+if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE")
+ check_ipo_supported(RESULT _result)
+ if (_result)
+ option(VPP_USE_LTO "Link time optimization of release binaries" ON)
+ endif()
+endif()
+
##############################################################################
# sanitizers
##############################################################################
##############################################################################
# install config
##############################################################################
-set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+option(VPP_SET_RPATH "Set rpath for resulting binaries and libraries." ON)
+if(VPP_SET_RPATH)
+ set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+endif()
set(CMAKE_INSTALL_MESSAGE NEVER)
include_directories (
elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
find_package(OpenSSL REQUIRED)
set(SUBDIRS
- vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vcl plugins
+ vppinfra svm vlib vlibmemory vlibapi vnet vpp vat vat2 vcl plugins
vpp-api tools/vppapigen tools/g2 tools/perftool cmake pkg
tools/appimage
)