modern-cmake/examples/root-example/CMakeLists.txt

[main]

cmake_minimum_required(VERSION 3.1)

project(RootSimpleExample LANGUAGES CXX)

[find_package]

find_package(ROOT CONFIG REQUIRED)

[find_package]

message(STATUS "Found ROOT: ${ROOT_VERSION} at ${ROOT_DIR}")

ROOT targets are missing includes and flags

[setup_properties]

Fix for ROOT_CXX_FLAGS not actually being a CMake list

string(REPLACE " " ";" ROOT_CXX_FLAG_LIST "${ROOT_CXX_FLAGS}")

set_property(TARGET ROOT::Core PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${ROOT_INCLUDE_DIRS}") set_property(TARGET ROOT::Core APPEND PROPERTY INTERFACE_COMPILE_OPTIONS ${ROOT_CXX_FLAG_LIST})

[setup_properties]

[add_and_link]

add_executable(MyExample MyExample.cxx) target_link_libraries(MyExample PUBLIC ROOT::Physics)

[add_and_link]

[main]

enable_testing() add_test(NAME RootSimpleExample COMMAND MyExample)