ptree.h

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/*
 *                        Pearl Compiler (c) 1989 University of Amsterdam
 *                                  by
 *                      B.J. Overeinder & J.G. Stil
 *
 * This file contains the structure that is used in the parse tree.
 */


#ifndef PARSE_H

#define PARSE_H



#include        "lex_an.h"


#define EMPTY_FILE      "/dev/null"
extern char *home;              // Pearls home directory

/*
 * Definition of parse tree node.
 */
typedef struct parsex {
  int tok;
  char *str;
  struct parsex *left, *right, *e0, *e1, *e2;
  char *sym_entry;
  linex *lf;
  int simple;
  char *tsize;
  struct typex *type;  // Added, type of expression
} parsex;


parsex *new_parsex();

#endif

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