# here we test setting -DENABLE_SOMETHING=OFF -DFOO=ON # setup.py script option(ENABLE_SOMETHING "Enable something" ON) option(ENABLE_FOO "Enable FOO" OFF) if(ENABLE_SOMETHING) message(FATAL_ERROR "This test failed") endif() if(NOT ENABLE_FOO) message(FATAL_ERROR "This test failed") endif() add_executable(example example.cpp)