📄 scan_lex.c
字号:
/****************************************************************************
* U N R E G I S T E R E D C O P Y
*
* You are on day 12 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_lex.c
* C source file generated from scan_lex.l.
*
* Date: 12/19/08
* Time: 23:11:50
*
* ALex Version: 2.07
****************************************************************************/
#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 6 ".\\scan_lex.l"
#include "globals.h"
#include "util.h"
#include "scan.h"
/* lexeme of identifier or reserved word */
char tokenString[MAXTOKENLEN+1];
#line 48 "scan_lex.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_lex.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 22 ".\\scan_lex.l"
char c;
int done=FALSE;
ECHO;
do
{
while((c=input())!='*')
{
if (c == EOF) break;
if (c == '\n') lineno++;
putchar(c);
}
if (c == EOF) break;
if (c == '\n') lineno++;
putchar(c);
while((c=input())=='*')
{
if (c == EOF) break;
if (c == '\n') lineno++;
putchar(c);
}
if (c == EOF) break;
if (c == '\n') lineno++;
putchar(c);
if(c=='/'){done=TRUE;c=input();
if (c == EOF) break;
if (c == '\n') lineno++;
putchar(c);}
} while (!done);
#line 199 "scan_lex.c"
}
break;
case 2:
{
#line 53 ".\\scan_lex.l"
return IF;
#line 206 "scan_lex.c"
}
break;
case 3:
{
#line 54 ".\\scan_lex.l"
return ELSE;
#line 213 "scan_lex.c"
}
break;
case 4:
{
#line 55 ".\\scan_lex.l"
return INT;
#line 220 "scan_lex.c"
}
break;
case 5:
{
#line 56 ".\\scan_lex.l"
return RETURN;
#line 227 "scan_lex.c"
}
break;
case 6:
{
#line 57 ".\\scan_lex.l"
return VOID;
#line 234 "scan_lex.c"
}
break;
case 7:
{
#line 58 ".\\scan_lex.l"
return WHILE;
#line 241 "scan_lex.c"
}
break;
case 8:
{
#line 59 ".\\scan_lex.l"
return ASSIGN;
#line 248 "scan_lex.c"
}
break;
case 9:
{
#line 60 ".\\scan_lex.l"
return EQ;
#line 255 "scan_lex.c"
}
break;
case 10:
{
#line 61 ".\\scan_lex.l"
return NOEQ;
#line 262 "scan_lex.c"
}
break;
case 11:
{
#line 62 ".\\scan_lex.l"
return LT;
#line 269 "scan_lex.c"
}
break;
case 12:
{
#line 63 ".\\scan_lex.l"
return LTEQ;
#line 276 "scan_lex.c"
}
break;
case 13:
{
#line 64 ".\\scan_lex.l"
return GT;
#line 283 "scan_lex.c"
}
break;
case 14:
{
#line 65 ".\\scan_lex.l"
return GTEQ;
#line 290 "scan_lex.c"
}
break;
case 15:
{
#line 66 ".\\scan_lex.l"
return PLUS;
#line 297 "scan_lex.c"
}
break;
case 16:
{
#line 67 ".\\scan_lex.l"
return MINUS;
#line 304 "scan_lex.c"
}
break;
case 17:
{
#line 68 ".\\scan_lex.l"
return TIMES;
#line 311 "scan_lex.c"
}
break;
case 18:
{
#line 69 ".\\scan_lex.l"
return OVER;
#line 318 "scan_lex.c"
}
break;
case 19:
{
#line 70 ".\\scan_lex.l"
return LPAREN;
#line 325 "scan_lex.c"
}
break;
case 20:
{
#line 71 ".\\scan_lex.l"
return RPAREN;
#line 332 "scan_lex.c"
}
break;
case 21:
{
#line 72 ".\\scan_lex.l"
return LBRA;
#line 339 "scan_lex.c"
}
break;
case 22:
{
#line 73 ".\\scan_lex.l"
return RBRA;
#line 346 "scan_lex.c"
}
break;
case 23:
{
#line 74 ".\\scan_lex.l"
return LBRACE;
#line 353 "scan_lex.c"
}
break;
case 24:
{
#line 75 ".\\scan_lex.l"
return RBRACE;
#line 360 "scan_lex.c"
}
break;
case 25:
{
#line 76 ".\\scan_lex.l"
return COMMA;
#line 367 "scan_lex.c"
}
break;
case 26:
{
#line 77 ".\\scan_lex.l"
return SEMI;
#line 374 "scan_lex.c"
}
break;
case 27:
{
#line 78 ".\\scan_lex.l"
return NUM;
#line 381 "scan_lex.c"
}
break;
case 28:
{
#line 79 ".\\scan_lex.l"
return ID;
#line 388 "scan_lex.c"
}
break;
case 29:
{
#line 80 ".\\scan_lex.l"
lineno++;
#line 395 "scan_lex.c"
}
break;
case 30:
{
#line 81 ".\\scan_lex.l"
/* skip whitespace */
#line 402 "scan_lex.c"
}
break;
case 31:
{
#line 82 ".\\scan_lex.l"
return ERROR;
#line 409 "scan_lex.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 = 176;
YYCONST yytransition_t YYNEARFAR YYBASED_CODE YYDCDECL yytransition[] = {
{ 0, 0 },
{ 4, 1 },
{ 5, 1 },
{ 4, 4 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 14, 14 },
{ 35, 23 },
{ 31, 16 },
{ 32, 17 },
{ 33, 18 },
{ 34, 22 },
{ 30, 13 },
{ 37, 24 },
{ 38, 25 },
{ 36, 23 },
{ 39, 26 },
{ 4, 1 },
{ 6, 1 },
{ 4, 4 },
{ 40, 34 },
{ 41, 36 },
{ 42, 37 },
{ 43, 38 },
{ 44, 39 },
{ 7, 1 },
{ 8, 1 },
{ 9, 1 },
{ 10, 1 },
{ 11, 1 },
{ 12, 1 },
{ 45, 40 },
{ 13, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 14, 1 },
{ 46, 42 },
{ 15, 1 },
{ 16, 1 },
{ 17, 1 },
{ 18, 1 },
{ 47, 43 },
{ 48, 44 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 20, 1 },
{ 49, 46 },
{ 21, 1 },
{ 50, 48 },
{ 51, 49 },
{ 29, 6 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 22, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 23, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 24, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 25, 1 },
{ 26, 1 },
{ 19, 1 },
{ 19, 1 },
{ 19, 1 },
{ 27, 1 },
{ 0, 0 },
{ 28, 1 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 0, 0 },
{ 0, 0 },
{ 0, 0 },
{ 0, 0 },
{ 0, 0 },
{ 0, 0 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 },
{ 19, 51 }
};
YYCONST yystate_t YYNEARFAR YYBASED_CODE YYDCDECL yystate[] = {
{ 0, 0, 0 },
{ -3, -8, 0 },
{ 1, 0, 0 },
{ 0, 0, 31 },
{ 0, -6, 30 },
{ 0, 0, 29 },
{ 0, 27, 31 },
{ 0, 0, 19 },
{ 0, 0, 20 },
{ 0, 0, 17 },
{ 0, 0, 15 },
{ 0, 0, 25 },
{ 0, 0, 16 },
{ 0, -23, 18 },
{ 0, -44, 27 },
{ 0, 0, 26 },
{ 0, -46, 11 },
{ 0, -45, 8 },
{ 0, -44, 13 },
{ 51, 0, 28 },
{ 0, 0, 21 },
{ 0, 0, 22 },
{ 51, -90, 28 },
{ 51, -88, 28 },
{ 51, -81, 28 },
{ 51, -90, 28 },
{ 51, -81, 28 },
{ 0, 0, 23 },
{ 0, 0, 24 },
{ 0, 0, 10 },
{ 0, 0, 1 },
{ 0, 0, 12 },
{ 0, 0, 9 },
{ 0, 0, 14 },
{ 51, -88, 28 },
{ 51, 0, 2 },
{ 51, -88, 28 },
{ 51, -87, 28 },
{ 51, -75, 28 },
{ 51, -74, 28 },
{ 51, -63, 28 },
{ 51, 0, 4 },
{ 51, -67, 28 },
{ 51, -45, 28 },
{ 51, -52, 28 },
{ 51, 0, 3 },
{ 51, -30, 28 },
{ 51, 0, 6 },
{ 51, -15, 28 },
{ 51, -23, 28 },
{ 51, 0, 7 },
{ 0, 53, 5 }
};
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
};
#line 85 ".\\scan_lex.l"
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) {
fprintf(listing,"\t%d: ",lineno);
printToken(currentToken,tokenString);
}
return currentToken;
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -