- More improvements to the dot output.

src/arachne.c

@@ -669,9 +669,16 @@ dotSemiState ()
   void node (const int run, const int index)
   {
     if (sys->runs[run].protocol == INTRUDER)
+      {
+	if (sys->runs[run].role == I_M)
+	  {
+	    eprintf ("m0");
+	  }
+	else
 	  {
 	    eprintf ("i%i", run);
 	  }
+      }
     else
       {
 	eprintf ("r%ii%i", run, index);
@@ -776,9 +783,15 @@ dotSemiState ()
 	  // INTRUDER run
 	  eprintf ("\t");
 	  node (run, 0);
-	  eprintf (" [label=\"");
-	  termPrint (sys->runs[run].role->nameterm);
-	  eprintf ("\"];\n");
+	  if (sys->runs[run].role == I_M)
+	    {
+	      eprintf (" [label=\"M0\"]");
+	    }
+	  else
+	    {
+	      eprintf (" [shape=point]");
+	    }
+	  eprintf (";\n");
 	}
       run++;
     }