📄 scan.c
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/****************************************************************************
* U N R E G I S T E R E D C O P Y
*
* You are on day 49 of your 30 day trial period.
*
* This file was produced by an UNREGISTERED COPY of Parser Generator. It is
* for evaluation purposes only. If you continue to use Parser Generator 30
* days after installation then you are required to purchase a license. For
* more information see the online help or go to the Bumble-Bee Software
* homepage at:
*
* http://www.bumblebeesoftware.com
*
* This notice must remain present in the file. It cannot be removed.
****************************************************************************/
/****************************************************************************
* scan.c
* C source file generated from scan.l.
*
* Date: 12/23/08
* Time: 20:50:56
*
* ALex Version: 2.06
****************************************************************************/
#include <yylex.h>
/* namespaces */
#if defined(__cplusplus) && defined(YYSTDCPPLIB)
using namespace std;
#endif
#if defined(__cplusplus) && defined(YYNAMESPACE)
using namespace yl;
#endif
#define YYFASTLEXER
#line 1 ".\\scan.l"
/****************************************************************************
scan.l
ParserWizard generated Lex file.
BY:计算机科学与技术系 0610386 蒲凌君
Date: 2008年12月22日 星期一
****************************************************************************/
#include "globals.h"
#include "util.h"
#include "scan.h"
#include "parse.h"
char tokenString[MAXTOKENLEN+1];
#line 56 "scan.c"
/* repeated because of possible precompiled header */
#include <yylex.h>
/* namespaces */
#if defined(__cplusplus) && defined(YYSTDCPPLIB)
using namespace std;
#endif
#if defined(__cplusplus) && defined(YYNAMESPACE)
using namespace yl;
#endif
#define YYFASTLEXER
#include ".\scan.h"
#ifndef YYTEXT_SIZE
#define YYTEXT_SIZE 100
#endif
#ifndef YYUNPUT_SIZE
#define YYUNPUT_SIZE YYTEXT_SIZE
#endif
#ifndef YYTEXT_MAX
#define YYTEXT_MAX 0
#endif
#ifndef YYUNPUT_MAX
#define YYUNPUT_MAX YYTEXT_MAX
#endif
/* yytext */
static char YYNEAR yysatext[(YYTEXT_SIZE) + 1]; /* extra char for \0 */
char YYFAR *YYNEAR YYDCDECL yystext = yysatext;
char YYFAR *YYNEAR YYDCDECL yytext = yysatext;
int YYNEAR YYDCDECL yystext_size = (YYTEXT_SIZE);
int YYNEAR YYDCDECL yytext_size = (YYTEXT_SIZE);
int YYNEAR YYDCDECL yytext_max = (YYTEXT_MAX);
/* yystatebuf */
#if (YYTEXT_SIZE) != 0
static int YYNEAR yysastatebuf[(YYTEXT_SIZE)];
int YYFAR *YYNEAR YYDCDECL yysstatebuf = yysastatebuf;
int YYFAR *YYNEAR YYDCDECL yystatebuf = yysastatebuf;
#else
int YYFAR *YYNEAR YYDCDECL yysstatebuf = NULL;
int YYFAR *YYNEAR YYDCDECL yystatebuf = NULL;
#endif
/* yyunputbuf */
#if (YYUNPUT_SIZE) != 0
static int YYNEAR yysaunputbuf[(YYUNPUT_SIZE)];
int YYFAR *YYNEAR YYDCDECL yysunputbufptr = yysaunputbuf;
int YYFAR *YYNEAR YYDCDECL yyunputbufptr = yysaunputbuf;
#else
int YYFAR *YYNEAR YYDCDECL yysunputbufptr = NULL;
int YYFAR *YYNEAR YYDCDECL yyunputbufptr = NULL;
#endif
int YYNEAR YYDCDECL yysunput_size = (YYUNPUT_SIZE);
int YYNEAR YYDCDECL yyunput_size = (YYUNPUT_SIZE);
int YYNEAR YYDCDECL yyunput_max = (YYUNPUT_MAX);
/* backwards compatability with lex */
#ifdef input
#ifdef YYPROTOTYPE
int YYCDECL yyinput(void)
#else
int YYCDECL yyinput()
#endif
{
return input();
}
#else
#define input yyinput
#endif
#ifdef output
#ifdef YYPROTOTYPE
void YYCDECL yyoutput(int ch)
#else
void YYCDECL yyoutput(ch)
int ch;
#endif
{
output(ch);
}
#else
#define output yyoutput
#endif
#ifdef unput
#ifdef YYPROTOTYPE
void YYCDECL yyunput(int ch)
#else
void YYCDECL yyunput(ch)
int ch;
#endif
{
unput(ch);
}
#else
#define unput yyunput
#endif
#ifndef YYNBORLANDWARN
#ifdef __BORLANDC__
#pragma warn -rch /* <warning: unreachable code> off */
#endif
#endif
#ifdef YYPROTOTYPE
int YYCDECL yylexeraction(int action)
#else
int YYCDECL yylexeraction(action)
int action;
#endif
{
yyreturnflg = YYTRUE;
switch (action) {
case 1:
{
#line 42 ".\\scan.l"
return INT;
#line 177 "scan.c"
}
break;
case 2:
{
#line 43 ".\\scan.l"
return DOUBLE;
#line 184 "scan.c"
}
break;
case 3:
{
#line 44 ".\\scan.l"
return CHAR;
#line 191 "scan.c"
}
break;
case 4:
{
#line 45 ".\\scan.l"
return VOID;
#line 198 "scan.c"
}
break;
case 5:
{
#line 46 ".\\scan.l"
return IF;
#line 205 "scan.c"
}
break;
case 6:
{
#line 47 ".\\scan.l"
return ELSE;
#line 212 "scan.c"
}
break;
case 7:
{
#line 48 ".\\scan.l"
return WHILE;
#line 219 "scan.c"
}
break;
case 8:
{
#line 49 ".\\scan.l"
return FOR;
#line 226 "scan.c"
}
break;
case 9:
{
#line 50 ".\\scan.l"
return RETURN;
#line 233 "scan.c"
}
break;
case 10:
{
#line 51 ".\\scan.l"
return INPUT;
#line 240 "scan.c"
}
break;
case 11:
{
#line 52 ".\\scan.l"
return OUTPUT;
#line 247 "scan.c"
}
break;
#line 54 ".\\scan.l"
#line 252 "scan.c"
case 12:
{
#line 55 ".\\scan.l"
return INC;
#line 257 "scan.c"
}
break;
case 13:
{
#line 56 ".\\scan.l"
return DEC;
#line 264 "scan.c"
}
break;
case 14:
{
#line 57 ".\\scan.l"
return LT;
#line 271 "scan.c"
}
break;
case 15:
{
#line 58 ".\\scan.l"
return LE;
#line 278 "scan.c"
}
break;
case 16:
{
#line 59 ".\\scan.l"
return GT;
#line 285 "scan.c"
}
break;
case 17:
{
#line 60 ".\\scan.l"
return GE;
#line 292 "scan.c"
}
break;
case 18:
{
#line 61 ".\\scan.l"
return EQ;
#line 299 "scan.c"
}
break;
case 19:
{
#line 62 ".\\scan.l"
return PLUS;
#line 306 "scan.c"
}
break;
case 20:
{
#line 63 ".\\scan.l"
return SUB;
#line 313 "scan.c"
}
break;
case 21:
{
#line 64 ".\\scan.l"
return MUT;
#line 320 "scan.c"
}
break;
case 22:
{
#line 65 ".\\scan.l"
return DIV;
#line 327 "scan.c"
}
break;
case 23:
{
#line 66 ".\\scan.l"
return MOD;
#line 334 "scan.c"
}
break;
case 24:
{
#line 67 ".\\scan.l"
return NEQ;
#line 341 "scan.c"
}
break;
case 25:
{
#line 68 ".\\scan.l"
return AND;
#line 348 "scan.c"
}
break;
case 26:
{
#line 69 ".\\scan.l"
return OR;
#line 355 "scan.c"
}
break;
case 27:
{
#line 70 ".\\scan.l"
return NOT;
#line 362 "scan.c"
}
break;
case 28:
{
#line 71 ".\\scan.l"
return B_LEFT;
#line 369 "scan.c"
}
break;
case 29:
{
#line 72 ".\\scan.l"
return B_RIGHT;
#line 376 "scan.c"
}
break;
case 30:
{
#line 73 ".\\scan.l"
return B_NOT;
#line 383 "scan.c"
}
break;
case 31:
{
#line 74 ".\\scan.l"
return B_AND;
#line 390 "scan.c"
}
break;
case 32:
{
#line 75 ".\\scan.l"
return B_OR;
#line 397 "scan.c"
}
break;
case 33:
{
#line 76 ".\\scan.l"
return B_XOR;
#line 404 "scan.c"
}
break;
case 34:
{
#line 77 ".\\scan.l"
return ASSIGN;
#line 411 "scan.c"
}
break;
case 35:
{
#line 78 ".\\scan.l"
return SEMI;
#line 418 "scan.c"
}
break;
case 36:
{
#line 79 ".\\scan.l"
return COMMA;
#line 425 "scan.c"
}
break;
case 37:
{
#line 80 ".\\scan.l"
return LP;
#line 432 "scan.c"
}
break;
case 38:
{
#line 81 ".\\scan.l"
return RP;
#line 439 "scan.c"
}
break;
case 39:
{
#line 82 ".\\scan.l"
return LSP;
#line 446 "scan.c"
}
break;
case 40:
{
#line 83 ".\\scan.l"
return RSP;
#line 453 "scan.c"
}
break;
case 41:
{
#line 84 ".\\scan.l"
return LFP;
#line 460 "scan.c"
}
break;
case 42:
{
#line 85 ".\\scan.l"
return RFP;
#line 467 "scan.c"
}
break;
case 43:
{
#line 86 ".\\scan.l"
return ID;
#line 474 "scan.c"
}
break;
case 44:
{
#line 87 ".\\scan.l"
return NUM;
#line 481 "scan.c"
}
break;
case 45:
{
#line 88 ".\\scan.l"
return FNUM;
#line 488 "scan.c"
}
break;
case 46:
{
#line 89 ".\\scan.l"
return SCHAR;
#line 495 "scan.c"
}
break;
case 47:
{
#line 90 ".\\scan.l"
lineno++;
#line 502 "scan.c"
}
break;
case 48:
{
#line 91 ".\\scan.l"
#line 509 "scan.c"
}
break;
case 49:
{
#line 92 ".\\scan.l"
char c;
while ((c = yyinput()) != '\n')
if (c == EOF) return ENDFILE;
yyunput(c);
#line 520 "scan.c"
}
break;
case 50:
{
#line 97 ".\\scan.l"
char c;
int done = FALSE;
do {
while ((c = yyinput()) != '*')
if (c == EOF) return ERROR;
while ((c = yyinput()) == '*');
if (c == '/') done = TRUE;
} while (!done);
#line 535 "scan.c"
}
break;
case 51:
{
#line 106 ".\\scan.l"
return ERROR;
#line 542 "scan.c"
}
break;
default:
yyassert(0);
break;
}
yyreturnflg = YYFALSE;
return 0;
}
#ifndef YYNBORLANDWARN
#ifdef __BORLANDC__
#pragma warn .rch /* <warning: unreachable code> to the old state */
#endif
#endif
YYCONST yymatch_t YYNEARFAR YYBASED_CODE YYDCDECL yymatch[] = {
0
};
int YYNEAR YYDCDECL yytransitionmax = 224;
YYCONST yytransition_t YYNEARFAR YYBASED_CODE YYDCDECL yytransition[] = {
{ 0, 0 },
{ 4, 1 },
{ 5, 1 },
{ 4, 4 },
{ 45, 17 },
{ 41, 13 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 17, 17 },
{ 43, 16 },
{ 53, 28 },
{ 68, 56 },
{ 55, 29 },
{ 54, 28 },
{ 44, 16 },
{ 69, 56 },
{ 51, 26 },
{ 4, 1 },
{ 6, 1 },
{ 4, 4 },
{ 56, 29 },
{ 52, 27 },
{ 7, 1 },
{ 8, 1 },
{ 9, 1 },
{ 10, 1 },
{ 11, 1 },
{ 12, 1 },
{ 13, 1 },
{ 14, 1 },
{ 15, 1 },
{ 42, 15 },
{ 16, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 17, 1 },
{ 38, 6 },
{ 18, 1 },
{ 19, 1 },
{ 20, 1 },
{ 21, 1 },
{ 49, 21 },
{ 50, 21 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 23, 1 },
{ 57, 30 },
{ 24, 1 },
{ 25, 1 },
{ 22, 1 },
{ 58, 31 },
{ 22, 1 },
{ 22, 1 },
{ 26, 1 },
{ 22, 1 },
{ 27, 1 },
{ 28, 1 },
{ 22, 1 },
{ 22, 1 },
{ 29, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 30, 1 },
{ 22, 1 },
{ 22, 1 },
{ 31, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 32, 1 },
{ 33, 1 },
{ 22, 1 },
{ 22, 1 },
{ 22, 1 },
{ 34, 1 },
{ 35, 1 },
{ 36, 1 },
{ 37, 1 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 46, 19 },
{ 47, 19 },
{ 59, 32 },
{ 60, 33 },
{ 61, 35 },
{ 62, 40 },
{ 64, 51 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 65, 52 },
{ 66, 53 },
{ 67, 54 },
{ 39, 8 },
{ 22, 88 },
{ 70, 57 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 22, 88 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 63, 63 },
{ 71, 58 },
{ 72, 59 },
{ 73, 60 },
{ 0, 9 },
{ 74, 64 },
{ 75, 65 },
{ 76, 66 },
{ 77, 68 },
{ 78, 70 },
{ 79, 71 },
{ 80, 72 },
{ 81, 73 },
{ 82, 76 },
{ 83, 77 },
{ 84, 78 },
{ 85, 79 },
{ 86, 81 },
{ 87, 84 },
{ 88, 85 },
{ 48, 20 }
};
YYCONST yystate_t YYNEARFAR YYBASED_CODE YYDCDECL yystate[] = {
{ 0, 0, 0 },
{ -3, -8, 0 },
{ 1, 0, 0 },
{ 0, 0, 51 },
{ 0, -6, 48 },
{ 0, 0, 47 },
{ 0, -11, 27 },
{ 0, 0, 23 },
{ 0, 127, 31 },
{ -40, 197, 51 },
{ 0, 0, 37 },
{ 0, 0, 38 },
{ 0, 0, 21 },
{ 0, -38, 19 },
{ 0, 0, 36 },
{ 0, -7, 20 },
{ 0, -26, 22 },
{ 0, -42, 44 },
{ 0, 0, 35 },
{ 0, 69, 14 },
{ 0, 162, 34 },
{ 0, -6, 16 },
{ 88, 0, 43 },
{ 0, 0, 39 },
{ 0, 0, 40 },
{ 0, 0, 33 },
{ 88, -81, 43 },
{ 88, -80, 43 },
{ 88, -91, 43 },
{ 88, -83, 43 },
{ 88, -33, 43 },
{ 88, -13, 43 },
{ 88, 20, 43 },
{ 88, 28, 43 },
{ 0, 0, 41 },
{ 0, 9, 32 },
{ 0, 0, 42 },
{ 0, 0, 30 },
{ 0, 0, 24 },
{ 0, 0, 25 },
{ 0, 95, 0 },
{ 0, 0, 12 },
{ 0, 0, 13 },
{ 0, 0, 50 },
{ 0, 0, 49 },
{ 63, 0, 0 },
{ 0, 0, 28 },
{ 0, 0, 15 },
{ 0, 0, 18 },
{ 0, 0, 17 },
{ 0, 0, 29 },
{ 88, 38, 43 },
{ 88, 47, 43 },
{ 88, 52, 43 },
{ 88, 50, 43 },
{ 88, 0, 5 },
{ 88, -94, 43 },
{ 88, 51, 43 },
{ 88, 88, 43 },
{ 88, 100, 43 },
{ 88, 101, 43 },
{ 0, 0, 26 },
{ 0, 0, 46 },
{ 0, 146, 45 },
{ 88, 94, 43 },
{ 88, 108, 43 },
{ 88, 113, 43 },
{ 88, 0, 8 },
{ 88, 94, 43 },
{ 88, 0, 1 },
{ 88, 100, 43 },
{ 88, 96, 43 },
{ 88, 114, 43 },
{ 88, 107, 43 },
{ 88, 0, 3 },
{ 88, 0, 6 },
{ 88, 100, 43 },
{ 88, 101, 43 },
{ 88, 101, 43 },
{ 88, 105, 43 },
{ 88, 0, 4 },
{ 88, 119, 43 },
{ 88, 0, 2 },
{ 88, 0, 10 },
{ 88, 105, 43 },
{ 88, 112, 43 },
{ 88, 0, 7 },
{ 88, 0, 11 },
{ 0, 71, 9 }
};
YYCONST yybackup_t YYNEARFAR YYBASED_CODE YYDCDECL yybackup[] = {
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
};
#line 110 ".\\scan.l"
/////////////////////////////////////////////////////////////////////////////
// programs section
TokenType getToken(void)
{
static int firstTime = TRUE;
TokenType currentToken;
if (firstTime) {
firstTime = FALSE;
lineno++;
yyin = source;
yyout = listing;
}
currentToken = yylex();
strncpy(tokenString, yytext, MAXTOKENLEN);
if (TraceScan) {
lineno = yylineno;
fprintf(listing,"\t%d: ",lineno);
printToken(currentToken,tokenString);
}
return currentToken;
}
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