set(GTNETS_LDFLAGS "-L${gtnets_path}/lib")
set(GTNETS_CPPFLAGS "-I${gtnets_path}/include/gtnets")
exec_program("${CMAKE_CXX_COMPILER} ${GTNETS_CPPFLAGS} -lgtnets ${GTNETS_LDFLAGS} ${PROJECT_DIRECTORY}/buildtools/Cmake/test_prog/prog_gtnets.cpp " OUTPUT_VARIABLE COMPILE_GTNETS_VAR)
set(GTNETS_LDFLAGS "-L${gtnets_path}/lib")
set(GTNETS_CPPFLAGS "-I${gtnets_path}/include/gtnets")
exec_program("${CMAKE_CXX_COMPILER} ${GTNETS_CPPFLAGS} -lgtnets ${GTNETS_LDFLAGS} ${PROJECT_DIRECTORY}/buildtools/Cmake/test_prog/prog_gtnets.cpp " OUTPUT_VARIABLE COMPILE_GTNETS_VAR)