util.h

参照清华大学《编译原理》写的cmm语言语法分析程序

/** 
 * @file util.c
 * @brief  工具函数集接口
 * @author Shiquan Ye, [e-mail]
 * @date 2008-11-13
 */
/*
 * Copyright (C) 2008 - Shiquan Ye, [e-mail]
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#ifndef _UTIL_H
#define _UTIL_H

/** 
 * @brief  打印一个token
 * 
 * @param TokenType 
 * @param  tokenString
 */
void printToken(TokenType, const char *);

/** 
 * @brief  创建一个新的语句节点
 * 
 * @param StmtKind 
 * 
 * @returns 
 */
TreeNode * newStmtNode(StmtKind);

/** 
 * @brief  创建一个新的表达式节点
 * 
 * @param ExpKind 
 * 
 * @returns 
 */
TreeNode * newExpNode(ExpKind);

/** 
 * @brief  字符串复制函数
 * 
 * @param  
 * 
 * @returns 
 */
char * copyString(char *);

/** 
 * @brief  打印语法树
 * 
 * @param  
 */
void printTree(TreeNode *);
#endif