php_lexer.c

来自「wxWidgets写的电驴」· C语言 代码 · 共 2,192 行 · 第 1/4 页

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    } ;

static yy_state_type yy_state_buf[YY_BUF_SIZE + 2], *yy_state_ptr;
static char *yy_full_match;
static int yy_lp;
#define REJECT \
{ \
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */ \
yy_cp = yy_full_match; /* restore poss. backed-over text */ \
++yy_lp; \
goto find_rule; \
}
static int yy_more_flag = 0;
static int yy_more_len = 0;
#define yymore() (yy_more_flag = 1)
#define YY_MORE_ADJ yy_more_len
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "php_lexer.l"
#define INITIAL 0
#line 2 "php_lexer.l"
//
// This file is part of the aMule Project.
//
// Copyright (c) 2003-2006 aMule Team ( [e-mail] / http://www.amule.org )
// Copyright (C) 2005-2006Froenchenko Leonid ( [e-mail] )
//
// Any parts of this program derived from the xMule, lMule or eMule project,
// or contributed by third-party developers are copyrighted by their
// respective authors.
//
// 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
//

#include <string.h>

#include "php_syntree.h"
#include "php_parser.h"

void php_set_input_buffer(char *buf, int len)
{
	yy_delete_buffer(YY_CURRENT_BUFFER);
	yy_scan_bytes(buf, len);
}

int yywrap();

int yywrap()
{
	return 1;
}

#define BLOCK_COMMENT 1

#define LINE_COMMENT 2

#define YY_STACK_USED 1
#line 632 "php_lexer.c"

/* Macros after this point can all be overridden by user definitions in
 * section 1.
 */

#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap YY_PROTO(( void ));
#else
extern int yywrap YY_PROTO(( void ));
#endif
#endif

#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, char *buf_ptr ));
#endif

#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst char * ));
#endif

#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
#endif

#if YY_STACK_USED
static int yy_start_stack_ptr = 0;
static int yy_start_stack_depth = 0;
static int *yy_start_stack = 0;
#ifndef YY_NO_PUSH_STATE
static void yy_push_state YY_PROTO(( int new_state ));
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state YY_PROTO(( void ));
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state YY_PROTO(( void ));
#endif

#else
#define YY_NO_PUSH_STATE 1
#define YY_NO_POP_STATE 1
#define YY_NO_TOP_STATE 1
#endif

#ifdef YY_MALLOC_DECL
YY_MALLOC_DECL
#else
#if __STDC__
#ifndef __cplusplus
#include <stdlib.h>
#endif
#else
/* Just try to get by without declaring the routines.  This will fail
 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
 * or sizeof(void*) != sizeof(int).
 */
#endif
#endif

/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif

/* Copy whatever the last rule matched to the standard output. */

#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
#endif

/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 * is returned in "result".
 */
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
	if ( yy_current_buffer->yy_is_interactive ) \
		{ \
		int c = '*', n; \
		for ( n = 0; n < max_size && \
			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
			buf[n] = (char) c; \
		if ( c == '\n' ) \
			buf[n++] = (char) c; \
		if ( c == EOF && ferror( yyin ) ) \
			YY_FATAL_ERROR( "input in flex scanner failed" ); \
		result = n; \
		} \
	else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
		  && ferror( yyin ) ) \
		YY_FATAL_ERROR( "input in flex scanner failed" );
#endif

/* No semi-colon after return; correct usage is to write "yyterminate();" -
 * we don't want an extra ';' after the "return" because that will cause
 * some compilers to complain about unreachable statements.
 */
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif

/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif

/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#endif

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL int yylex YY_PROTO(( void ))
#endif

/* Code executed at the beginning of each rule, after yytext and yyleng
 * have been set up.
 */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif

/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK break;
#endif

#define YY_RULE_SETUP \
	YY_USER_ACTION

YY_DECL
	{
	register yy_state_type yy_current_state;
	register char *yy_cp = NULL, *yy_bp = NULL;
	register int yy_act;

#line 61 "php_lexer.l"


#line 786 "php_lexer.c"

	if ( yy_init )
		{
		yy_init = 0;

#ifdef YY_USER_INIT
		YY_USER_INIT;
#endif

		if ( ! yy_start )
			yy_start = 1;	/* first start state */

		if ( ! yyin )
			yyin = stdin;

		if ( ! yyout )
			yyout = stdout;

		if ( ! yy_current_buffer )
			yy_current_buffer =
				yy_create_buffer( yyin, YY_BUF_SIZE );

		yy_load_buffer_state();
		}

	while ( 1 )		/* loops until end-of-file is reached */
		{
		yy_more_len = 0;
		if ( yy_more_flag )
			{
			yy_more_len = yy_c_buf_p - yytext_ptr;
			yy_more_flag = 0;
			}
		yy_cp = yy_c_buf_p;

		/* Support of yytext. */
		*yy_cp = yy_hold_char;

		/* yy_bp points to the position in yy_ch_buf of the start of
		 * the current run.
		 */
		yy_bp = yy_cp;

		yy_current_state = yy_start;
		yy_state_ptr = yy_state_buf;
		*yy_state_ptr++ = yy_current_state;
yy_match:
		do
			{
			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
				{
				yy_current_state = (int) yy_def[yy_current_state];
				if ( yy_current_state >= 262 )
					yy_c = yy_meta[(unsigned int) yy_c];
				}
			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
			*yy_state_ptr++ = yy_current_state;
			++yy_cp;
			}
		while ( yy_base[yy_current_state] != 334 );

yy_find_action:
		yy_current_state = *--yy_state_ptr;
		yy_lp = yy_accept[yy_current_state];
find_rule: /* we branch to this label when backing up */
		for ( ; ; ) /* until we find what rule we matched */
			{
			if ( yy_lp && yy_lp < yy_accept[yy_current_state + 1] )
				{
				yy_act = yy_acclist[yy_lp];
					{
					yy_full_match = yy_cp;
					break;
					}
				}
			--yy_cp;
			yy_current_state = *--yy_state_ptr;
			yy_lp = yy_accept[yy_current_state];
			}

		YY_DO_BEFORE_ACTION;

		if ( yy_act != YY_END_OF_BUFFER )
			{
			int yyl;
			for ( yyl = 0; yyl < yyleng; ++yyl )
				if ( yytext[yyl] == '\n' )
					++yylineno;
			}

do_action:	/* This label is used only to access EOF actions. */


		switch ( yy_act )
	{ /* beginning of action switch */
case 1:
YY_RULE_SETUP
#line 63 "php_lexer.l"
return START_SCRIPT;
	YY_BREAK
case 2:
YY_RULE_SETUP
#line 64 "php_lexer.l"
return END_SCRIPT;
	YY_BREAK
case 3:
YY_RULE_SETUP
#line 66 "php_lexer.l"
return EXIT;
	YY_BREAK
case 4:
YY_RULE_SETUP
#line 68 "php_lexer.l"
return FUNCTION;
	YY_BREAK
case 5:
YY_RULE_SETUP
#line 70 "php_lexer.l"
return CONST;
	YY_BREAK
case 6:
YY_RULE_SETUP
#line 72 "php_lexer.l"
return RETURN;
	YY_BREAK
case 7:
YY_RULE_SETUP
#line 74 "php_lexer.l"
return IF;
	YY_BREAK
case 8:
YY_RULE_SETUP
#line 75 "php_lexer.l"
return ELSE;
	YY_BREAK
case 9:
YY_RULE_SETUP
#line 76 "php_lexer.l"
return ELSEIF;
	YY_BREAK
case 10:
YY_RULE_SETUP
#line 77 "php_lexer.l"
return ENDIF;
	YY_BREAK
case 11:
YY_RULE_SETUP
#line 79 "php_lexer.l"
return WHILE;
	YY_BREAK
case 12:
YY_RULE_SETUP
#line 80 "php_lexer.l"
return ENDWHILE;
	YY_BREAK
case 13:
YY_RULE_SETUP
#line 81 "php_lexer.l"
return DO;
	YY_BREAK
case 14:
YY_RULE_SETUP
#line 83 "php_lexer.l"
return FOR;
	YY_BREAK
case 15:
YY_RULE_SETUP
#line 84 "php_lexer.l"
return ENDFOR;
	YY_BREAK
case 16:
YY_RULE_SETUP
#line 85 "php_lexer.l"
return FOREACH;
	YY_BREAK
case 17:
YY_RULE_SETUP
#line 86 "php_lexer.l"
return AS;
	YY_BREAK
case 18:
YY_RULE_SETUP
#line 87 "php_lexer.l"
return ENDFOREACH;
	YY_BREAK
case 19:
YY_RULE_SETUP
#line 89 "php_lexer.l"
return SWITCH;
	YY_BREAK
case 20:
YY_RULE_SETUP
#line 90 "php_lexer.l"
return ENDSWITCH;
	YY_BREAK
case 21:
YY_RULE_SETUP
#line 91 "php_lexer.l"
return CASE;
	YY_BREAK
case 22:
YY_RULE_SETUP
#line 92 "php_lexer.l"
return DEFAULT;
	YY_BREAK
case 23:
YY_RULE_SETUP
#line 93 "php_lexer.l"
return BREAK;
	YY_BREAK
case 24:
YY_RULE_SETUP
#line 95 "php_lexer.l"
return CONTINUE;
	YY_BREAK
case 25:
YY_RULE_SETUP
#line 97 "php_lexer.l"
return ECHO;
	YY_BREAK
case 26:
YY_RULE_SETUP
#line 98 "php_lexer.l"
return PRINT;
	YY_BREAK
case 27:
YY_RULE_SETUP
#line 100 "php_lexer.l"
return NEW;
	YY_BREAK
case 28:
YY_RULE_SETUP
#line 102 "php_lexer.l"
return OBJECT_OPERATOR;
	YY_BREAK
case 29:
YY_RULE_SETUP
#line 104 "php_lexer.l"
return LIST;
	YY_BREAK
case 30:
YY_RULE_SETUP
#line 105 "php_lexer.l"
return ARRAY;
	YY_BREAK
case 31:
YY_RULE_SETUP
#line 107 "php_lexer.l"
return INC;
	YY_BREAK
case 32:
YY_RULE_SETUP
#line 108 "php_lexer.l"
return DEC;
	YY_BREAK
case 33:
YY_RULE_SETUP
#line 109 "php_lexer.l"
return HASH_ASSIGN;
	YY_BREAK
case 34:
YY_RULE_SETUP
#line 111 "php_lexer.l"
return LOG_OR;
	YY_BREAK
case 35:
YY_RULE_SETUP
#line 112 "php_lexer.l"
return LOG_XOR;
	YY_BREAK
case 36:
YY_RULE_SETUP
#line 113 "php_lexer.l"
return LOG_AND;
	YY_BREAK
case 37:
YY_RULE_SETUP
#line 114 "php_lexer.l"
return BOOLEAN_OR;
	YY_BREAK
case 38:
YY_RULE_SETUP
#line 115 "php_lexer.l"
return BOOLEAN_AND;
	YY_BREAK
case 39:
YY_RULE_SETUP
#line 117 "php_lexer.l"
return PLUS_EQ;
	YY_BREAK
case 40:
YY_RULE_SETUP
#line 118 "php_lexer.l"
return MINUS_EQ;
	YY_BREAK
case 41:
YY_RULE_SETUP
#line 119 "php_lexer.l"
return MUL_EQ;
	YY_BREAK
case 42:
YY_RULE_SETUP
#line 120 "php_lexer.l"
return DIV_EQ;
	YY_BREAK
case 43:
YY_RULE_SETUP
#line 121 "php_lexer.l"
return CONCAT_EQ;
	YY_BREAK