Index: class.c
==================================================================
--- class.c
+++ class.c
@@ -2929,10 +2929,17 @@
           if(tokent!=TF_CLOSE) ParseError("Expected close parenthesis\n");
           break;
         case OP_DENSITY:
           parse_density_block();
           break;
+        case OP_TRIGGER:
+          nxttok();
+          if(tokent!=TF_INT) ParseError("Number expected\n");
+          trigmode=tokenv;
+          nxttok();
+          if(tokent!=TF_CLOSE) ParseError("Expected close parenthesis\n");
+          break;
         default:
           ParseError("Invalid top level definition: %s\n",tokenstr);
       }
     } else {
       ParseError("Invalid top level definition\n");

Index: class.doc
==================================================================
--- class.doc
+++ class.doc
@@ -341,10 +341,13 @@
 (Synchronize <slot> <length> <speed>)
   Define an animation slot for synchronized animation. The slot number can
   be 0 to 7, the length is the number of images in the sequence, and the
   speed is the number of centiseconds between frames.
 
+(Trigger <number>)
+  Not defined yet. (TODO)
+
 (Volume <number>)
   Define the maximum allowed volume for an object to move diagonally
   between two other objects. The default value is 10000.
 
 ($<name> <definitions...>)

Index: exec.c
==================================================================
--- exec.c
+++ exec.c
@@ -42,10 +42,11 @@
 DeadAnimation*deadanim;
 Uint8 no_dead_anim;
 Uint32 max_trigger;
 Uint8 conn_option;
 Sint32 gameover_score;
+Uint32 trigmode;
 
 typedef struct {
   Uint16 msg;
   Uint32 from;
   Value arg1,arg2,arg3;

Index: heromesh.h
==================================================================
--- heromesh.h
+++ heromesh.h
@@ -326,10 +326,11 @@
 extern DeadAnimation*deadanim;
 extern Uint8 no_dead_anim;
 extern Uint32 max_trigger;
 extern Uint8 conn_option;
 extern Sint32 gameover_score;
+extern Uint32 trigmode;
 
 const unsigned char*value_string_ptr(Value v);
 void pfunlink(Uint32 n);
 void pflink(Uint32 n);
 Uint32 objalloc(Uint16 c);