- Removed some dead code by using scantags.py

src/error.h

@@ -6,7 +6,7 @@
 
 //! Types of exit codes
 enum exittypes
-{ EXIT_NOATTACK = 0, EXIT_ERROR = 1, EXIT_NOCLAIM = 2, EXIT_ATTACK = 3 };
+{ EXIT_NOATTACK = 0, EXIT_ERROR = 1, EXIT_ATTACK = 3 };
 
 void vprintfstderr (char *fmt, va_list args);
 void printfstderr (char *fmt, ...);

src/scantags.py

@@ -63,20 +63,27 @@ def gettags():
     f.close()
     return tags
 
-def tagoccurs(tag):
+def tagoccurs(tag,filter=[]):
     """
     Check tag occurrences in .c and .h files and show interesting ones.
     """
 
-    cmd = "grep \"\\<%s\\>\" *.[ch]" % tag
+    cmd = "grep \"\\<%s\\>\" *.[chly]" % tag
     (reslist,count) = outToRes(commands.getoutput(cmd),[tag.filename])
     if (len(reslist) == 0) and (count < 2):
-        print "\"%s\" seems to occur only %i times in %s" % (tag,count,tag.filename)
+        if tag.filename not in filter:
+            print "Possibly used only %i times:\t%s\t%s" % (count,tag.filename,tag)
 
 
 def main():
+    # Generate tags
+    cmd = "ctags *.c *.h *.l *.y"
+    commands.getoutput(cmd)
+
+    # Analyze results
+    filter = ["scanner.c","parser.c"]
     tags = gettags()
     for t in tags:
-        tagoccurs(t)
+        tagoccurs(t,filter)
 
 main()

src/system.c

@@ -357,89 +357,6 @@ agentOfRun (const System sys, const int run)
   return agentOfRunRole (sys, run, sys->runs[run].role->nameterm);
 }
 
-/**
- * A new run is created; now we want to know if it depends on any previous run.
- * This occurs when there is a smaller runid with an identical protocol role, with the 
- * same agent pattern. However, there must be at least a variable in the pattern or no
- * symmetry gains are to be made.
- *
- * Return -1 if there is no such symmetry.
- */
-int
-staticRunSymmetry (const System sys, const int rid)
-{
-  int ridSymm;			// previous symmetrical run
-  Termlist agents;		// list of agents for rid
-  Run runs;			// shortcut usage
-
-  ridSymm = -1;
-  runs = sys->runs;
-  agents = runs[rid].rho;
-  while (agents != NULL)
-    {
-      if (isTermVariable (agents->term))
-	ridSymm = rid - 1;
-      agents = agents->next;
-    }
-  /* there is no variable in this roledef, abort */
-  if (ridSymm == -1)
-    return -1;
-
-  agents = runs[rid].rho;
-  while (ridSymm >= 0)
-    {
-      /* compare protocol name, role name */
-      if (runs[ridSymm].protocol == runs[rid].protocol &&
-	  runs[ridSymm].role == runs[rid].role)
-	{
-	  /* same stuff */
-	  int isEqual;
-	  Termlist al, alSymm;	// agent lists
-
-	  isEqual = 1;
-	  al = agents;
-	  alSymm = runs[ridSymm].rho;
-	  while (isEqual && al != NULL)
-	    {
-	      /* determine equality */
-	      if (isTermVariable (al->term))
-		{
-		  /* case 1: variable, should match type */
-		  if (isTermVariable (alSymm->term))
-		    {
-		      if (!isTermlistEqual
-			  (al->term->stype, alSymm->term->stype))
-			isEqual = 0;
-		    }
-		  else
-		    {
-		      isEqual = 0;
-		    }
-		}
-	      else
-		{
-		  /* case 2: constant, should match */
-		  if (!isTermEqual (al->term, alSymm->term))
-		    isEqual = 0;
-		}
-	      alSymm = alSymm->next;
-	      al = al->next;
-	    }
-	  if (al == NULL && isEqual)
-	    {
-	      /* this candidate is allright */
-#ifdef DEBUG
-	      warning ("Symmetry detection. #%i can depend on #%i.", rid,
-		       ridSymm);
-#endif
-	      return ridSymm;
-	    }
-	}
-      ridSymm--;
-    }
-  return -1;			// signal that no symmetrical run was found
-}
-
 //! Determine first read with variables besides agents
 /**
  *@todo For now, we assume it is simply the first read after the choose, if there is one.

src/system.h

@@ -15,9 +15,6 @@
 enum outputs
 { EMPTY, ATTACK, STATESPACE, SCENARIOS, SUMMARY, PROOF };
 
-enum engines
-{ POR_ENGINE, ARACHNE_ENGINE };
-
 //! Protocol definition.
 struct protocol
 {

src/term.c

@@ -32,10 +32,6 @@ extern int inTermlist ();	// suppresses a warning, but at what cost?
 
 void indent (void);
 
-/* useful macros */
-
-//! Undefined run identifier in a term
-#define RID_UNDEF MIN_INT
 /* main code */
 
 /* Two types of terms: general, and normalized. Normalized rewrites all

src/warshall.h

@@ -38,9 +38,7 @@
 #define CALLOC(k,n)      (calloc((unsigned)(k),(unsigned)(n)))
 #define FREE(x)          (free((char*)(x)))
 #define MALLOC(n)        (malloc((unsigned)(n)))
-#define NEW(t)           ((t*)allocate(sizeof(t)))
-#define NEW2(n,t)        ((t*)allocate((unsigned)((n)*sizeof(t))))
-#define REALLOC(p,n)     (realloc((char*)(p),(unsigned)(n)))
+//#define REALLOC(p,n)     (realloc((char*)(p),(unsigned)(n)))
 
 /* actual functions */