CMAKE_MINIMUM_REQUIRED(VERSION 3.0.0) find_package(ROOT COMPONENTS RIO Tree) find_package(GaudiProject) # Set up C++ Standard # ``-DCMAKE_CXX_STANDARD=<standard>`` when invoking CMake set(CMAKE_CXX_STANDARD 17 CACHE STRING "") if(NOT CMAKE_CXX_STANDARD MATCHES "14|17") message(FATAL_ERROR "Unsupported C++ standard: ${CMAKE_CXX_STANDARD}") endif() gaudi_project(CEPCSW v0r1 USE Gaudi v33r1 USE k4FWCore v0r1 )