+option(enable_lib_static "" off)
+option(enable_graphviz "" off)
+option(GRAS_IS_BROKEN "Set some tests are broken" off)
+
+if(WIN32 OR APPLE) #actually not enable with windows and Apple
+ message("-- Smpi and GTnets are disabled.")
+ set(enable_smpi false CACHE TYPE INTERNAL FORCE)
+ set(enable_gtnets false CACHE TYPE INTERNAL FORCE)
+ mark_as_advanced(enable_smpi)
+ mark_as_advanced(enable_gtnets)
+ mark_as_advanced(gtnets_path)
+endif(WIN32 OR APPLE)
+