lexer.h

来自「an easy compiler to compile C」· C头文件 代码 · 共 28 行

// Lexer.h: interface for the Lexer class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_LEXER_H__B4398D77_71EF_4B94_A279_08D548DD6E8A__INCLUDED_)
#define AFX_LEXER_H__B4398D77_71EF_4B94_A279_08D548DD6E8A__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "Token.h"

class Lexer
{
private:
	enum {BSIZE = 128 };
	int line_no;          // the current line no when doing lexcial analysing
	char lexbuf[BSIZE];  // temporary buffer to keep a string under being recognised 
public:
	Lexer();
	Token getNextToken();

};

#endif // !defined(AFX_LEXER_H__B4398D77_71EF_4B94_A279_08D548DD6E8A__INCLUDED_)