/*****************************************************************************/
/*  This file defines the global variables                                   */
/*****************************************************************************/

#ifndef GLOBAL_H
#define GLOBAL_H
#include "basic.h"

static struct List *reserved_words;/* linked list for reserved words*/
static struct List *operators;/* linked list for operators */
static struct List *punctuations;/* linked list for punctuations */
static struct List *white_space;/* linked list for white space */
static int flag_single_quote; /* working flag for characters */
static int flag_double_quote; /* working flag for strings */
static int flag_number;  /* working flag for numbers */
static int flag_operator; /* working flag for operators */
static int flag_letter; /* working flag for lexical letters */
static int flag_comment; /* working flag for comments */
static char buffer[100]; /* working buffer for letters */
static int position; /* pointer of the last element in the buffer */
static int counter_string, counter_char, counter_identifier;/* counter for statistics of strings, characters, identifiers, respectively */
static int counter_number, counter_comment; /* counter for numbers, white spaces, comments, respectively */

#endif