Only compile stateless MC when libevent is found

[simgrid.git] / tools / cmake / Option.cmake

diff --git a/tools/cmake/Option.cmake b/tools/cmake/Option.cmake
index 1ac8929..19e3248 100644 (file)
--- a/tools/cmake/Option.cmake
+++ b/tools/cmake/Option.cmake
@@ -23,17 +23,22 @@ option(enable_debug                 "Turn this off to remove all debug messages
 option(enable_documentation "Whether to produce documentation" off)
 
 option(enable_ns3            "Whether ns-3 model is activated." off)
-option(enable_msg            "Whether the MSG module is activated." off)
+option(enable_msg            "Java was removed from SimGrid v3.33. Please do not enable it here." off)
+mark_as_advanced(enable_msg)
+if (enable_msg)
+  message(FATAL_ERROR "MSG was removed from SimGrid v3.33. Please stick to v3.32 or earlier if you need Java.")
+endif()
+
 option(enable_java            "Java was removed from SimGrid v3.33. Please do not enable it here." off)
 mark_as_advanced(enable_java)
 if (enable_java)
-  message(FATAL "Java was removed from SimGrid v3.33. Please stick to v3.32 or earlier if you need Java.")
+  message(FATAL_ERROR "Java was removed from SimGrid v3.33. Please stick to v3.32 or earlier if you need Java.")
 endif()
 
 option(minimal-bindings      "Whether to compile the Python bindings libraries with the minimal dependency set" off)
 mark_as_advanced(minimal-bindings)
 
-option(enable_model-checking "Turn this on to experiment with our prototype of model-checker (hinders the simulation's performance even if turned off at runtime)" off)
+option(enable_model-checking "Turn this on to experiment with our prototype of model-checker" on)
 option(enable-model-checking "Please set 'enable_model-checking' instead" off)
 mark_as_advanced(enable-model-checking)
 if(enable-model-checking)