- Added --no-intruder switch, but it is currently broken.

src/arachne.c

@@ -3203,10 +3203,10 @@ prune_bounds ()
     return 1;
 
   // Limit on intruder events count
-  if (switches.maxIntruderActions < INT_MAX)
+  if (switches.maxIntruderActions < INT_MAX || !(switches.intruder))
     {
       // Only check if actually used
-      if (countIntruderActions () > switches.maxIntruderActions)
+      if (!(switches.intruder) || countIntruderActions () > switches.maxIntruderActions)
 	{
 	  if (switches.output == PROOF)
 	    {

src/switches.c

@@ -69,6 +69,7 @@ switchesInit (int argc, char **argv)
   switches.agentTypecheck = 1;	// default do check agent types
   switches.concrete = true;	// default removes symbols, and makes traces concrete
   switches.extravert = false;	// default allows also initiator Alice to talk to Alice
+  switches.intruder = true;	// default allows an intruder
 
   // Misc
   switches.switchP = 0;		// multi-purpose parameter
@@ -561,6 +562,22 @@ switcher (const int process, int index)
 	}
     }
 
+  if (detect (' ', "no-intruder", 0))
+    {
+      if (!process)
+	{
+	  /* for testing purposes: hide
+	   *
+	   * Disables the intruder
+	   */
+	}
+      else
+	{
+	  switches.intruder = false;
+	  return index;
+	}
+    }
+
   if (detect (' ', "extravert", 0))
     {
       if (!process)

src/switches.h

@@ -48,6 +48,7 @@ struct switchdata
   int agentTypecheck;		//!< Check type of agent variables in all matching modes
   int concrete;			//!< Swap out variables at the end.
   int extravert;		//!< Disallow Alice talking to Alice
+  int intruder;			//!< Enable intruder actions (default)
 
   // Misc
   int switchP;			//!< A multi-purpose integer parameter, passed to the partial order reduction method selected.