lua/tree.h

37 lines
738 B
C

/*
** tree.h
** TecCGraf - PUC-Rio
** $Id: tree.h,v 1.10 1995/10/17 11:53:53 roberto Exp roberto $
*/
#ifndef tree_h
#define tree_h
#include "types.h"
#define NOT_USED 0xFFFE
typedef struct TaggedString
{
unsigned long hash; /* 0 if not initialized */
char marked; /* for garbage collection */
char str[1]; /* \0 byte already reserved */
} TaggedString;
typedef struct TreeNode
{
struct TreeNode *right;
struct TreeNode *left;
unsigned short varindex; /* != NOT_USED if this is a symbol */
unsigned short constindex; /* != NOT_USED if this is a constant */
TaggedString ts;
} TreeNode;
TaggedString *lua_createstring (char *str);
TreeNode *lua_constcreate (char *str);
Long lua_strcollector (void);
#endif