symtab.h

来自「小型编译器,可以用于测试使用」· C头文件 代码 · 共 37 行

/****************************************************/
/* File: symtab.h                                   */
/* Symbol table interface for the TINY compiler     */
/* (allows only one symbol table)                   */
/* Compiler Construction: Principles and Practice   */
/* Kenneth C. Louden                                */
/****************************************************/

#ifndef _SYMTAB_H_
#define _SYMTAB_H_

void symtabError(int lineno, char * message);//增加 符号表错误

/* Procedure st_insert inserts line numbers and
 * memory locations into the symbol table
 * loc = memory location is inserted only the
 * first time, otherwise ignored
 */
void st_insert( char * name, int type, int lineno, int loc );

void st_addline( char * name, int lineno);//添加标识符引用行号

/* Function st_lookup returns the memory 
 * location of a variable or -1 if not found
 */
int st_lookup ( char * name );

int st_gettype ( char * name);

/* Procedure printSymTab prints a formatted 
 * listing of the symbol table contents 
 * to the listing file
 */
void printSymTab(FILE * listing);

#endif