#ifndef TYPE_H
#define TYPE_H

#include "tree.h"
typedef struct param {
   char *name;
   struct typeinfo *type;
   struct param *next;
   } *paramlist;

/* base types. In the real thing, there will be many more base types */
#define NULL_TYPE    1000000
#define INT_TYPE     1000001
#define STRUCT_TYPE  1000002
#define ARRAY_TYPE   1000003
#define FLOAT64_TYPE 1000004
#define FUNC_TYPE    1000005
#define MAP_TYPE     1000006

typedef struct typeinfo {
   int basetype;
   union {
      struct mapinfo {
	 struct typeinfo *indextype;
	 struct typeinfo *elemtype;
         }m;
      struct arrayinfo {
         int size;
	 struct typeinfo *elemtype;
         }a;
      struct structinfo {
	 struct sym_table *st;
	 }c;
      struct funcinfo {
	 char *name; /* ? */
	 struct sym_table *st;
	 struct typeinfo *returntype;
	 int nparams;
	 struct param *parameters;
	 }f;
      } u;
   } *typeptr;

extern struct typeinfo integer_type;
extern struct sym_table *foo;

typeptr alctype(int);
#ifdef NOT_THIS_YEAR
typeptr alcclasstype(char *, struct sym_table *);
typeptr alcmethodtype(nodeptr, nodeptr, struct sym_table *);
#endif
char *typename(typeptr t);

extern typeptr integer_typeptr;
extern typeptr null_typeptr;
extern typeptr String_typeptr;
extern char *typenam[];

#endif