prntutil.c

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globle void AlreadyParsedErrorMessage(
  void *theEnv,
  char *itemType,
  char *itemName)
  {
   PrintErrorID(theEnv,"PRNTUTIL",5,TRUE);
   EnvPrintRouter(theEnv,WERROR,"The ");
   if (itemType != NULL) EnvPrintRouter(theEnv,WERROR,itemType);
   if (itemName != NULL) EnvPrintRouter(theEnv,WERROR,itemName);
   EnvPrintRouter(theEnv,WERROR," has already been parsed.\n");
  }

/*********************************************************/
/* SyntaxErrorMessage: Generalized syntax error message. */
/*********************************************************/
globle void SyntaxErrorMessage(
  void *theEnv,
  char *location)
  {
   PrintErrorID(theEnv,"PRNTUTIL",2,TRUE);
   EnvPrintRouter(theEnv,WERROR,"Syntax Error");
   if (location != NULL)
     {
      EnvPrintRouter(theEnv,WERROR,":  Check appropriate syntax for ");
      EnvPrintRouter(theEnv,WERROR,location);
     }

   EnvPrintRouter(theEnv,WERROR,".\n");
   SetEvaluationError(theEnv,TRUE);
  }

/****************************************************/
/* LocalVariableErrorMessage: Generic error message */
/*  when a local variable is accessed by an "item"  */
/*  which can not access local variables.           */
/****************************************************/
globle void LocalVariableErrorMessage(
  void *theEnv,
  char *byWhat)
  {
   PrintErrorID(theEnv,"PRNTUTIL",6,TRUE);
   EnvPrintRouter(theEnv,WERROR,"Local variables can not be accessed by ");
   EnvPrintRouter(theEnv,WERROR,byWhat);
   EnvPrintRouter(theEnv,WERROR,".\n");
  }

/******************************************/
/* SystemError: Generalized error message */
/*   for major internal errors.           */
/******************************************/
globle void SystemError(
  void *theEnv,
  char *module,
  int errorID)
  {
   PrintErrorID(theEnv,"PRNTUTIL",3,TRUE);

   EnvPrintRouter(theEnv,WERROR,"\n*** ");
   EnvPrintRouter(theEnv,WERROR,APPLICATION_NAME);
   EnvPrintRouter(theEnv,WERROR," SYSTEM ERROR ***\n");

   EnvPrintRouter(theEnv,WERROR,"ID = ");
   EnvPrintRouter(theEnv,WERROR,module);
   PrintLongInteger(theEnv,WERROR,(long int) errorID);
   EnvPrintRouter(theEnv,WERROR,"\n");

   EnvPrintRouter(theEnv,WERROR,APPLICATION_NAME);
   EnvPrintRouter(theEnv,WERROR," data structures are in an inconsistent or corrupted state.\n");
   EnvPrintRouter(theEnv,WERROR,"This error may have occurred from errors in user defined code.\n");
   EnvPrintRouter(theEnv,WERROR,"**************************\n");
  }

/*******************************************************/
/* DivideByZeroErrorMessage: Generalized error message */
/*   for when a function attempts to divide by zero.   */
/*******************************************************/
globle void DivideByZeroErrorMessage(
  void *theEnv,
  char *functionName)
  {
   PrintErrorID(theEnv,"PRNTUTIL",7,FALSE);
   EnvPrintRouter(theEnv,WERROR,"Attempt to divide by zero in ");
   EnvPrintRouter(theEnv,WERROR,functionName);
   EnvPrintRouter(theEnv,WERROR," function.\n");
  }

/*******************************************************/
/* FloatToString: Converts number to KB string format. */
/*******************************************************/
globle char *FloatToString(
  void *theEnv,
  double number)
  {
   char floatString[40];
   int i;
   char x;
   void *thePtr;

   sprintf(floatString,"%.15g",number);

   for (i = 0; (x = floatString[i]) != '\0'; i++)
     {
      if ((x == '.') || (x == 'e'))
        {
         thePtr = EnvAddSymbol(theEnv,floatString);
         return(ValueToString(thePtr));
        }
     }

   strcat(floatString,".0");

   thePtr = EnvAddSymbol(theEnv,floatString);
   return(ValueToString(thePtr));
  }

/*******************************************************************/
/* LongIntegerToString: Converts long integer to KB string format. */
/*******************************************************************/
globle char *LongIntegerToString(
  void *theEnv,
  long number)
  {
   char buffer[30];
   void *thePtr;

   sprintf(buffer,"%ld",number);

   thePtr = EnvAddSymbol(theEnv,buffer);
   return(ValueToString(thePtr));
  }

/*******************************************************************/
/* DataObjectToString: Converts a DATA_OBJECT to KB string format. */
/*******************************************************************/
globle char *DataObjectToString(
  void *theEnv,
  DATA_OBJECT *theDO)
  {
   void *thePtr;
   char *theString, *newString;
   char *prefix, *postfix;
   unsigned int length;
   char buffer[30];
   
   switch (GetpType(theDO))
     {
      case MULTIFIELD:
         prefix = "(";
         theString = ValueToString(ImplodeMultifield(theEnv,theDO));
         postfix = ")";
         break;
         
      case STRING:
         prefix = "\"";
         theString = DOPToString(theDO);
         postfix = "\"";
         break;
         
      case INSTANCE_NAME:
         prefix = "[";
         theString = DOPToString(theDO);
         postfix = "]";
         break;
         
      case SYMBOL:
         return(DOPToString(theDO));
         
      case FLOAT:
         return(FloatToString(theEnv,DOPToDouble(theDO)));
         
      case INTEGER:
         return(LongIntegerToString(theEnv,DOPToLong(theDO)));
         
      case RVOID:
         return("");

#if OBJECT_SYSTEM
      case INSTANCE_ADDRESS:
         thePtr = DOPToPointer(theDO);

         if (thePtr == (void *) &InstanceData(theEnv)->DummyInstance)
           { return("<Dummy Instance>"); }
           
         if (((struct instance *) thePtr)->garbage)
           {
            prefix = "<Stale Instance-";
            theString = ValueToString(((struct instance *) thePtr)->name);
            postfix = ">";
           }
         else
           {
            prefix = "<Instance-";
            theString = ValueToString(GetFullInstanceName(theEnv,(INSTANCE_TYPE *) thePtr));
            postfix = ">";
           }
           
        break;
#endif
      
      case EXTERNAL_ADDRESS:
        sprintf(buffer,"<Pointer-%p>",DOPToPointer(theDO));
        thePtr = EnvAddSymbol(theEnv,buffer);
        return(ValueToString(thePtr));

#if DEFTEMPLATE_CONSTRUCT      
      case FACT_ADDRESS:
         if (DOPToPointer(theDO) == (void *) &FactData(theEnv)->DummyFact)
           { return("<Dummy Fact>"); }
         
         thePtr = DOPToPointer(theDO);
         sprintf(buffer,"<Fact-%ld>",((struct fact *) thePtr)->factIndex);
         thePtr = EnvAddSymbol(theEnv,buffer);
         return(ValueToString(thePtr));
#endif
                        
      default:
         return("TBD");
     }
     
   length = strlen(prefix) + strlen(theString) + strlen(postfix) + 1;
   newString = (char *) genalloc(theEnv,length);
   newString[0] = '\0';
   strcat(newString,prefix);
   strcat(newString,theString);
   strcat(newString,postfix);
   thePtr = EnvAddSymbol(theEnv,newString);
   genfree(theEnv,newString,length);
   return(ValueToString(thePtr));
  }
  
/************************************************************/
/* SalienceInformationError: Error message for errors which */
/*   occur during the evaluation of a salience value.       */
/************************************************************/
globle void SalienceInformationError(
  void *theEnv,
  char *constructType,
  char *constructName)
  {
   PrintErrorID(theEnv,"PRNTUTIL",8,TRUE);
   EnvPrintRouter(theEnv,WERROR,"This error occurred while evaluating the salience");
   if (constructName != NULL)
     {
      EnvPrintRouter(theEnv,WERROR," for ");
      EnvPrintRouter(theEnv,WERROR,constructType);
      EnvPrintRouter(theEnv,WERROR," ");
      EnvPrintRouter(theEnv,WERROR,constructName);
     }
   EnvPrintRouter(theEnv,WERROR,".\n");
  }

/**********************************************************/
/* SalienceRangeError: Error message that is printed when */
/*   a salience value does not fall between the minimum   */
/*   and maximum salience values.                         */
/**********************************************************/
globle void SalienceRangeError(
  void *theEnv,
  int min,
  int max)
  {
   PrintErrorID(theEnv,"PRNTUTIL",9,TRUE);
   EnvPrintRouter(theEnv,WERROR,"Salience value out of range ");
   PrintLongInteger(theEnv,WERROR,(long int) min);
   EnvPrintRouter(theEnv,WERROR," to ");
   PrintLongInteger(theEnv,WERROR,(long int) max);
   EnvPrintRouter(theEnv,WERROR,".\n");
  }

/***************************************************************/
/* SalienceNonIntegerError: Error message that is printed when */
/*   a rule's salience does not evaluate to an integer.        */
/***************************************************************/
globle void SalienceNonIntegerError(
  void *theEnv)
  {
   PrintErrorID(theEnv,"PRNTUTIL",10,TRUE);
   EnvPrintRouter(theEnv,WERROR,"Salience value must be an integer value.\n");
  }

/***************************************************/
/* SlotExistError: Prints out an appropriate error */
/*   message when a slot cannot be found for a     */
/*   function. Input to the function is the slot   */
/*   name and the function name.                   */
/***************************************************/
globle void SlotExistError(
  void *theEnv,
  char *sname,
  char *func)
  {
   PrintErrorID(theEnv,"INSFUN",3,FALSE);
   EnvPrintRouter(theEnv,WERROR,"No such slot ");
   EnvPrintRouter(theEnv,WERROR,sname);
   EnvPrintRouter(theEnv,WERROR," in function ");
   EnvPrintRouter(theEnv,WERROR,func);
   EnvPrintRouter(theEnv,WERROR,".\n");
   SetEvaluationError(theEnv,TRUE);
  }