/*

Copyright (C) 2002  Paul Wilkins

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/
/* error.c  by Paul Wilkins 3/30/97 */

#include <stdio.h>
#include <string.h>

#include "error.h"
#include "stack.h"

char ErrorString[MAX_ERROR_SIZE] = { 0 };


void resetError(){
   *ErrorString = '\0';
}

int isError(){
   return *ErrorString == '\0' ? 0 : 1;
}

char *getStringError(){
   return ErrorString;
}

void setStringError(char *error){
   strncpy(ErrorString, error, MAX_ERROR_SIZE);
   ErrorString[MAX_ERROR_SIZE-1] = '\0';
}


int checkArgs(char *name, int args){
   if(stackLen() < args){
      sprintf(ErrorString, "%s Error: Too few Arguments.", name);
      return 1;
   }
   return 0;
}

void invalidTyprError(char *name){
   sprintf(ErrorString, "%s Error: Invalid Type.", name);
}