#include?
#include?
#include?
#include?
#include?

#ifndef?FALSE
#define?FALSE?0
#endif

#ifndef?TRUE
#define?TRUE?1
#endif?


FILE?*?source;
FILE?*?listing;


#define?MAXRESERVED?6
#define?MAXTOKENLEN?40
#define?BUFLEN?256



char?lineBuf[BUFLEN];
char?tokenstring[MAXTOKENLEN+1];
int?lineno=0;
int?linepos?=?0;
int?bufsize?=?0;
int?EOF_Flag?=?FALSE;
int?EchoSource?=?TRUE;
int?TraceScan?=?TRUE;



typedef?enum
{???
	ENDFILEERROR
????/*reserved?words*/
	ELSEIFINTRETURNVOIDWHILE
	/*token*/
	IDNUM
	/*special?symbols*/
	ASSIGNEQLTGTGEPLUSMINUSTIMESOVERLPARENRPARENSEMILENECOMMALBRACERBRACELBRACKETRBRACKET
}TokenType;

typedef?enum
{
STARTINEQINLEINNEINGEINCOMMENTINNUMINIDDONEINOVERIN_COMMENT
}StateType;

static?struct
{
	char*?str;
	TokenType?tok;
}reservedWords[MAXRESERVED]
={{“if“IF}{“else“ELSE}{“int“INT}{“return“RETURN}{“void“VOID}{“while“WHILE}};



void?printToken（TokenType?tokenchar?*?tokenstring）
{?
	switch?（token）
	{??
	???case?IF:
???????case?ELSE:
???????case?INT:
???????case?VOID:
???????case?WHILE:
	???case?RETURN:
	????fprintf（listing“reserved?word:?%s\n“tokenstring）;
		break;
??????case?ASSIGN:fprintf（listing“ASSIGN:%s\n“tokenstring）;
	??break;
	??case?LT:?fprintf（listing“LT:%s\n“tokenstring）;
	??break;
	??case?LE:?fprintf（listing“LE:%s\n“tokenstring）;
	??break;
	??case?NE:?fprintf（listing“NE:%s\n“tokenstring）;
	??break;
	??case?EQ:?fprintf（listing“EQ:%s\n“tokenstring）;
	??break;
	???case?PLUS:?fprintf（listing“PLUS:%s\n“tokenstring）;
	??break;
	???case?MINUS:?fprintf（listing“MINUS:%s\n“tokenstring）;
	??break;
	???case?TIMES:?fprintf（listing“TIMES:%s\n“tokenstring）;
	??break;
	???case?OVER:?fprintf（listing“OVER:%s\n“tokenstring）;
	??break;
	???case?LPAREN:?fprintf（listing“LPAREN:?%s\n“tokenstring）;
	??break;
	???case?RPAREN:?fprintf（listing“RPAREN:%s\n“tokenstring）;
	??break;
	???case?GT:?fprintf（listing“GT:%s\n“tokenstring）;
	??break;
	???case?GE:?fprintf（listing“GE:%s\n“tokenstring）;
	??break;
	???case?COMMA:?fprintf（listing“COMMA:%s\n“tokenstring）;
	??break;
	???case?LBRACE:?fprintf（listing“LBRACE:%s\n“tokenstring）;
	??break;
	???case?RBRACE:?fprintf（listing“RBRACE:%s\n“tokenstring）;
	??break;
	???case?LBRACKET:?fprintf（listing“LBRACKET:%s\n“tokenstring）;
	??break;
	???case?RBRACKET:?fprintf（listing“RBRACKET:%s\n“tokenstring）;
	??break;
	???case?SEMI:?fprintf（listing“SEMI:%s\n“tokenstring）;
	??break;
	???case?ENDFILE:?fprintf（listing“EOF\n“）;
	??break;
	???case?NUM:
		???fprintf（listing“NUMval=%s\n“tokenstring）;
		???break;
	????case?ID:
		???fprintf（listing“IDname=%s\n“tokenstring）;
		???break;
		?case?ERROR:
		???fprintf（listing“ERROR:%s\n“tokenstring）;
		???break;
		?default:
			??fprintf（listing“Unknown?token:%d\n“token）;
	}
}



static?int?getNextChar（void）
{

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????236352??2012-05-15?14:41??pro\com.rar

?????文件?????213033??2012-05-21?22:56??pro\lex\Debug\lex.exe

?????文件?????238464??2012-05-21?22:56??pro\lex\Debug\lex.ilk

?????文件?????157508??2012-05-21?22:56??pro\lex\Debug\lex.pch

?????文件?????484352??2012-05-21?22:56??pro\lex\Debug\lex.pdb

?????文件??????19528??2012-05-21?22:56??pro\lex\Debug\mylexer.obj

?????文件??????33792??2012-05-30?00:08??pro\lex\Debug\vc60.idb

?????文件??????45056??2012-05-21?22:56??pro\lex\Debug\vc60.pdb

?????文件????????109??2012-05-08?16:07??pro\lex\in.txt

?????文件???????4491??2012-05-21?22:57??pro\lex\lex.dsp

?????文件????????512??2012-05-21?22:57??pro\lex\lex.dsw

?????文件??????41984??2012-05-30?00:14??pro\lex\lex.ncb

?????文件??????48640??2012-05-30?00:14??pro\lex\lex.opt

?????文件????????240??2012-05-30?00:08??pro\lex\lex.plg

?????文件??????82124??2012-06-01?00:01??pro\lex_詞法分析.docx

?????文件?????304346??2012-06-01?00:01??pro\lex_詞法分析.pdf

?????文件??????22623??2012-05-11?13:45??pro\lyl\Debug\first.obj

?????文件?????196650??2012-05-11?13:45??pro\lyl\Debug\lyl.exe

?????文件?????222752??2012-05-11?13:45??pro\lyl\Debug\lyl.ilk

?????文件?????239328??2012-05-11?13:45??pro\lyl\Debug\lyl.pch

?????文件?????525312??2012-05-11?13:45??pro\lyl\Debug\lyl.pdb

?????文件??????33792??2012-05-29?23:08??pro\lyl\Debug\vc60.idb

?????文件??????53248??2012-05-11?13:45??pro\lyl\Debug\vc60.pdb

?????文件???????7542??2012-05-11?12:52??pro\lyl\first.cpp

?????文件????????109??2012-05-08?16:07??pro\lyl\in.txt

?????文件???????4250??2012-04-23?21:11??pro\lyl\lyl.dsp

?????文件????????514??2012-04-23?21:09??pro\lyl\lyl.dsw

?????文件??????41984??2012-05-29?23:31??pro\lyl\lyl.ncb

?????文件??????48640??2012-05-29?23:31??pro\lyl\lyl.opt

?????文件????????240??2012-05-29?23:08??pro\lyl\lyl.plg

............此處省略41個文件信息