mirror of
https://github.com/Hopiu/linkchecker.git
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f4c774a50d
git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@624 e7d03fd6-7b0d-0410-9947-9c21f3af8025
1882 lines
51 KiB
C
1882 lines
51 KiB
C
/* A Bison parser, made from htmlparse.y, by GNU bison 1.75. */
|
||
|
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/* Skeleton parser for Yacc-like parsing with Bison,
|
||
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc.
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||
|
||
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, or (at your option)
|
||
any later version.
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||
|
||
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., 59 Temple Place - Suite 330,
|
||
Boston, MA 02111-1307, USA. */
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||
|
||
/* As a special exception, when this file is copied by Bison into a
|
||
Bison output file, you may use that output file without restriction.
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||
This special exception was added by the Free Software Foundation
|
||
in version 1.24 of Bison. */
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||
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/* Written by Richard Stallman by simplifying the original so called
|
||
``semantic'' parser. */
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/* All symbols defined below should begin with yy or YY, to avoid
|
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infringing on user name space. This should be done even for local
|
||
variables, as they might otherwise be expanded by user macros.
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||
There are some unavoidable exceptions within include files to
|
||
define necessary library symbols; they are noted "INFRINGES ON
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USER NAME SPACE" below. */
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||
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/* Identify Bison output. */
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||
#define YYBISON 1
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||
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/* Pure parsers. */
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#define YYPURE 1
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/* Using locations. */
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||
#define YYLSP_NEEDED 0
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/* Tokens. */
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#ifndef YYTOKENTYPE
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# define YYTOKENTYPE
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/* Put the tokens into the symbol table, so that GDB and other debuggers
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||
know about them. */
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enum yytokentype {
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||
T_WAIT = 258,
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||
T_ERROR = 259,
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||
T_TEXT = 260,
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||
T_ELEMENT_START = 261,
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||
T_ELEMENT_START_END = 262,
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||
T_ELEMENT_END = 263,
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||
T_SCRIPT = 264,
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T_STYLE = 265,
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T_PI = 266,
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T_COMMENT = 267,
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T_CDATA = 268,
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T_DOCTYPE = 269
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};
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#endif
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#define T_WAIT 258
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#define T_ERROR 259
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#define T_TEXT 260
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#define T_ELEMENT_START 261
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#define T_ELEMENT_START_END 262
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#define T_ELEMENT_END 263
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#define T_SCRIPT 264
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#define T_STYLE 265
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#define T_PI 266
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#define T_COMMENT 267
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#define T_CDATA 268
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#define T_DOCTYPE 269
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/* Copy the first part of user declarations. */
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#line 2 "htmlparse.y"
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/* SAX parser, optimized for WebCleaner */
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#include <string.h>
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#include <stdio.h>
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#include "htmlsax.h"
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/* bison type definitions */
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#define YYSTYPE PyObject*
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#define YYPARSE_PARAM scanner
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#define YYLEX_PARAM scanner
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/* extern functions found in htmllex.l */
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extern int yylex(YYSTYPE* yylvalp, void* scanner);
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extern int htmllexInit (void** scanner, UserData* data);
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extern int htmllexStart (void* scanner, UserData* data, const char* s, int slen);
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extern int htmllexStop (void* scanner, UserData* data);
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extern int htmllexDestroy (void* scanner);
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extern void* yyget_extra(void*);
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extern int yyget_lineno(void*);
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#define YYERROR_VERBOSE 1
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/* standard error reporting, indicating an internal error */
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static int yyerror (char* msg) {
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fprintf(stderr, "htmlsax: internal parse error: %s\n", msg);
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return 0;
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}
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/* macros for easier scanner state manipulation */
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/* test whether tag does not need an HTML end tag */
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#define NO_HTML_END_TAG(tag) !(strcmp(tag, "area")==0 || \
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strcmp(tag, "base")==0 || \
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strcmp(tag, "basefont")==0 || \
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strcmp(tag, "br")==0 || \
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strcmp(tag, "col")==0 || \
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strcmp(tag, "frame")==0 || \
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strcmp(tag, "hr")==0 || \
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strcmp(tag, "img")==0 || \
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strcmp(tag, "input")==0 || \
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strcmp(tag, "isindex")==0 || \
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strcmp(tag, "link")==0 || \
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strcmp(tag, "meta")==0 || \
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strcmp(tag, "param")==0)
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/* resize buf to an empty string */
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#define RESIZE_BUF(buf) \
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buf = PyMem_Resize(buf, char, 1); \
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if (buf==NULL) return NULL; \
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buf[0] = '\0'
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/* set buf to an empty string */
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#define NEW_BUF(buf) \
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buf = PyMem_New(char, 1); \
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if (buf==NULL) return NULL; \
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buf[0] = '\0'
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/* parser type definition */
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typedef struct {
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PyObject_HEAD
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UserData* userData;
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void* scanner;
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} parser_object;
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staticforward PyTypeObject parser_type;
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/* use Pythons memory management */
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#define malloc PyMem_Malloc
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#define realloc PyMem_Realloc
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#define free PyMem_Free
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/* Enabling traces. */
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#ifndef YYDEBUG
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# define YYDEBUG 0
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#endif
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/* Enabling verbose error messages. */
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#ifdef YYERROR_VERBOSE
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# undef YYERROR_VERBOSE
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# define YYERROR_VERBOSE 1
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#else
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# define YYERROR_VERBOSE 0
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#endif
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#ifndef YYSTYPE
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typedef int yystype;
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# define YYSTYPE yystype
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# define YYSTYPE_IS_TRIVIAL 1
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#endif
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#ifndef YYLTYPE
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typedef struct yyltype
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{
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int first_line;
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int first_column;
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int last_line;
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int last_column;
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} yyltype;
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# define YYLTYPE yyltype
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# define YYLTYPE_IS_TRIVIAL 1
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#endif
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/* Copy the second part of user declarations. */
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/* Line 213 of /usr/share/bison/yacc.c. */
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#line 192 "htmlparse.c"
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#if ! defined (yyoverflow) || YYERROR_VERBOSE
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/* The parser invokes alloca or malloc; define the necessary symbols. */
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# if YYSTACK_USE_ALLOCA
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# define YYSTACK_ALLOC alloca
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# else
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# ifndef YYSTACK_USE_ALLOCA
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# if defined (alloca) || defined (_ALLOCA_H)
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# define YYSTACK_ALLOC alloca
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# else
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# ifdef __GNUC__
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# define YYSTACK_ALLOC __builtin_alloca
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# endif
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# endif
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# endif
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# endif
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# ifdef YYSTACK_ALLOC
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/* Pacify GCC's `empty if-body' warning. */
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# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
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# else
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# if defined (__STDC__) || defined (__cplusplus)
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# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
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# define YYSIZE_T size_t
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# endif
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# define YYSTACK_ALLOC malloc
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# define YYSTACK_FREE free
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# endif
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#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
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#if (! defined (yyoverflow) \
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&& (! defined (__cplusplus) \
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|| (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
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/* A type that is properly aligned for any stack member. */
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union yyalloc
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{
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short yyss;
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YYSTYPE yyvs;
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};
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/* The size of the maximum gap between one aligned stack and the next. */
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# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
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/* The size of an array large to enough to hold all stacks, each with
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N elements. */
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# define YYSTACK_BYTES(N) \
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((N) * (sizeof (short) + sizeof (YYSTYPE)) \
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+ YYSTACK_GAP_MAX)
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/* Copy COUNT objects from FROM to TO. The source and destination do
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not overlap. */
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# ifndef YYCOPY
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# if 1 < __GNUC__
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# define YYCOPY(To, From, Count) \
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__builtin_memcpy (To, From, (Count) * sizeof (*(From)))
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# else
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# define YYCOPY(To, From, Count) \
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do \
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{ \
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register YYSIZE_T yyi; \
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for (yyi = 0; yyi < (Count); yyi++) \
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(To)[yyi] = (From)[yyi]; \
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} \
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while (0)
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# endif
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# endif
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/* Relocate STACK from its old location to the new one. The
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local variables YYSIZE and YYSTACKSIZE give the old and new number of
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elements in the stack, and YYPTR gives the new location of the
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stack. Advance YYPTR to a properly aligned location for the next
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stack. */
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# define YYSTACK_RELOCATE(Stack) \
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do \
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{ \
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YYSIZE_T yynewbytes; \
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YYCOPY (&yyptr->Stack, Stack, yysize); \
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Stack = &yyptr->Stack; \
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yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
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yyptr += yynewbytes / sizeof (*yyptr); \
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} \
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while (0)
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#endif
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#if defined (__STDC__) || defined (__cplusplus)
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typedef signed char yysigned_char;
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#else
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typedef short yysigned_char;
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#endif
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/* YYFINAL -- State number of the termination state. */
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#define YYFINAL 15
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#define YYLAST 26
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/* YYNTOKENS -- Number of terminals. */
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#define YYNTOKENS 15
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/* YYNNTS -- Number of nonterminals. */
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#define YYNNTS 3
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/* YYNRULES -- Number of rules. */
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#define YYNRULES 15
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/* YYNRULES -- Number of states. */
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#define YYNSTATES 17
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/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
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#define YYUNDEFTOK 2
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#define YYMAXUTOK 269
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#define YYTRANSLATE(X) \
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((unsigned)(X) <= YYMAXUTOK ? yytranslate[X] : YYUNDEFTOK)
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/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
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static const unsigned char yytranslate[] =
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{
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0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
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5, 6, 7, 8, 9, 10, 11, 12, 13, 14
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};
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#if YYDEBUG
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/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
|
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YYRHS. */
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static const unsigned char yyprhs[] =
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{
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0, 0, 3, 5, 8, 10, 12, 14, 16, 18,
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20, 22, 24, 26, 28, 30
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};
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/* YYRHS -- A `-1'-separated list of the rules' RHS. */
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static const yysigned_char yyrhs[] =
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{
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16, 0, -1, 17, -1, 16, 17, -1, 3, -1,
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4, -1, 6, -1, 7, -1, 8, -1, 12, -1,
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11, -1, 13, -1, 14, -1, 9, -1, 10, -1,
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5, -1
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};
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/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
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static const unsigned short yyrline[] =
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{
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0, 97, 97, 98, 101, 102, 109, 146, 195, 228,
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259, 290, 321, 352, 392, 432
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};
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#endif
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#if YYDEBUG || YYERROR_VERBOSE
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/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
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First, the terminals, then, starting at YYNTOKENS, nonterminals. */
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static const char *const yytname[] =
|
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{
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"$end", "error", "$undefined", "T_WAIT", "T_ERROR", "T_TEXT",
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"T_ELEMENT_START", "T_ELEMENT_START_END", "T_ELEMENT_END", "T_SCRIPT",
|
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"T_STYLE", "T_PI", "T_COMMENT", "T_CDATA", "T_DOCTYPE", "$accept",
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"elements", "element", 0
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||
};
|
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#endif
|
||
|
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# ifdef YYPRINT
|
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/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
|
||
token YYLEX-NUM. */
|
||
static const unsigned short yytoknum[] =
|
||
{
|
||
0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
|
||
265, 266, 267, 268, 269
|
||
};
|
||
# endif
|
||
|
||
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
|
||
static const unsigned char yyr1[] =
|
||
{
|
||
0, 15, 16, 16, 17, 17, 17, 17, 17, 17,
|
||
17, 17, 17, 17, 17, 17
|
||
};
|
||
|
||
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
|
||
static const unsigned char yyr2[] =
|
||
{
|
||
0, 2, 1, 2, 1, 1, 1, 1, 1, 1,
|
||
1, 1, 1, 1, 1, 1
|
||
};
|
||
|
||
/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
|
||
STATE-NUM when YYTABLE doesn't specify something else to do. Zero
|
||
means the default is an error. */
|
||
static const unsigned char yydefact[] =
|
||
{
|
||
0, 4, 5, 15, 6, 7, 8, 13, 14, 10,
|
||
9, 11, 12, 0, 2, 1, 3
|
||
};
|
||
|
||
/* YYDEFGOTO[NTERM-NUM]. */
|
||
static const yysigned_char yydefgoto[] =
|
||
{
|
||
-1, 13, 14
|
||
};
|
||
|
||
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
|
||
STATE-NUM. */
|
||
#define YYPACT_NINF -13
|
||
static const yysigned_char yypact[] =
|
||
{
|
||
12, -13, -13, -13, -13, -13, -13, -13, -13, -13,
|
||
-13, -13, -13, 0, -13, -13, -13
|
||
};
|
||
|
||
/* YYPGOTO[NTERM-NUM]. */
|
||
static const yysigned_char yypgoto[] =
|
||
{
|
||
-13, -13, -12
|
||
};
|
||
|
||
/* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
|
||
positive, shift that token. If negative, reduce the rule which
|
||
number is the opposite. If zero, do what YYDEFACT says.
|
||
If YYTABLE_NINF, parse error. */
|
||
#define YYTABLE_NINF -1
|
||
static const unsigned char yytable[] =
|
||
{
|
||
15, 16, 0, 1, 2, 3, 4, 5, 6, 7,
|
||
8, 9, 10, 11, 12, 1, 2, 3, 4, 5,
|
||
6, 7, 8, 9, 10, 11, 12
|
||
};
|
||
|
||
static const yysigned_char yycheck[] =
|
||
{
|
||
0, 13, -1, 3, 4, 5, 6, 7, 8, 9,
|
||
10, 11, 12, 13, 14, 3, 4, 5, 6, 7,
|
||
8, 9, 10, 11, 12, 13, 14
|
||
};
|
||
|
||
/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
|
||
symbol of state STATE-NUM. */
|
||
static const unsigned char yystos[] =
|
||
{
|
||
0, 3, 4, 5, 6, 7, 8, 9, 10, 11,
|
||
12, 13, 14, 16, 17, 0, 17
|
||
};
|
||
|
||
#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
|
||
# define YYSIZE_T __SIZE_TYPE__
|
||
#endif
|
||
#if ! defined (YYSIZE_T) && defined (size_t)
|
||
# define YYSIZE_T size_t
|
||
#endif
|
||
#if ! defined (YYSIZE_T)
|
||
# if defined (__STDC__) || defined (__cplusplus)
|
||
# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
|
||
# define YYSIZE_T size_t
|
||
# endif
|
||
#endif
|
||
#if ! defined (YYSIZE_T)
|
||
# define YYSIZE_T unsigned int
|
||
#endif
|
||
|
||
#define yyerrok (yyerrstatus = 0)
|
||
#define yyclearin (yychar = YYEMPTY)
|
||
#define YYEMPTY -2
|
||
#define YYEOF 0
|
||
|
||
#define YYACCEPT goto yyacceptlab
|
||
#define YYABORT goto yyabortlab
|
||
#define YYERROR goto yyerrlab1
|
||
|
||
/* Like YYERROR except do call yyerror. This remains here temporarily
|
||
to ease the transition to the new meaning of YYERROR, for GCC.
|
||
Once GCC version 2 has supplanted version 1, this can go. */
|
||
|
||
#define YYFAIL goto yyerrlab
|
||
|
||
#define YYRECOVERING() (!!yyerrstatus)
|
||
|
||
#define YYBACKUP(Token, Value) \
|
||
do \
|
||
if (yychar == YYEMPTY && yylen == 1) \
|
||
{ \
|
||
yychar = (Token); \
|
||
yylval = (Value); \
|
||
yychar1 = YYTRANSLATE (yychar); \
|
||
YYPOPSTACK; \
|
||
goto yybackup; \
|
||
} \
|
||
else \
|
||
{ \
|
||
yyerror ("syntax error: cannot back up"); \
|
||
YYERROR; \
|
||
} \
|
||
while (0)
|
||
|
||
#define YYTERROR 1
|
||
#define YYERRCODE 256
|
||
|
||
/* YYLLOC_DEFAULT -- Compute the default location (before the actions
|
||
are run). */
|
||
|
||
#ifndef YYLLOC_DEFAULT
|
||
# define YYLLOC_DEFAULT(Current, Rhs, N) \
|
||
Current.first_line = Rhs[1].first_line; \
|
||
Current.first_column = Rhs[1].first_column; \
|
||
Current.last_line = Rhs[N].last_line; \
|
||
Current.last_column = Rhs[N].last_column;
|
||
#endif
|
||
|
||
/* YYLEX -- calling `yylex' with the right arguments. */
|
||
|
||
#ifdef YYLEX_PARAM
|
||
# define YYLEX yylex (&yylval, YYLEX_PARAM)
|
||
#else
|
||
# define YYLEX yylex (&yylval)
|
||
#endif
|
||
|
||
/* Enable debugging if requested. */
|
||
#if YYDEBUG
|
||
|
||
# ifndef YYFPRINTF
|
||
# include <stdio.h> /* INFRINGES ON USER NAME SPACE */
|
||
# define YYFPRINTF fprintf
|
||
# endif
|
||
|
||
# define YYDPRINTF(Args) \
|
||
do { \
|
||
if (yydebug) \
|
||
YYFPRINTF Args; \
|
||
} while (0)
|
||
# define YYDSYMPRINT(Args) \
|
||
do { \
|
||
if (yydebug) \
|
||
yysymprint Args; \
|
||
} while (0)
|
||
/* Nonzero means print parse trace. It is left uninitialized so that
|
||
multiple parsers can coexist. */
|
||
int yydebug;
|
||
#else /* !YYDEBUG */
|
||
# define YYDPRINTF(Args)
|
||
# define YYDSYMPRINT(Args)
|
||
#endif /* !YYDEBUG */
|
||
|
||
/* YYINITDEPTH -- initial size of the parser's stacks. */
|
||
#ifndef YYINITDEPTH
|
||
# define YYINITDEPTH 200
|
||
#endif
|
||
|
||
/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
|
||
if the built-in stack extension method is used).
|
||
|
||
Do not make this value too large; the results are undefined if
|
||
SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
|
||
evaluated with infinite-precision integer arithmetic. */
|
||
|
||
#if YYMAXDEPTH == 0
|
||
# undef YYMAXDEPTH
|
||
#endif
|
||
|
||
#ifndef YYMAXDEPTH
|
||
# define YYMAXDEPTH 10000
|
||
#endif
|
||
|
||
|
||
|
||
#if YYERROR_VERBOSE
|
||
|
||
# ifndef yystrlen
|
||
# if defined (__GLIBC__) && defined (_STRING_H)
|
||
# define yystrlen strlen
|
||
# else
|
||
/* Return the length of YYSTR. */
|
||
static YYSIZE_T
|
||
# if defined (__STDC__) || defined (__cplusplus)
|
||
yystrlen (const char *yystr)
|
||
# else
|
||
yystrlen (yystr)
|
||
const char *yystr;
|
||
# endif
|
||
{
|
||
register const char *yys = yystr;
|
||
|
||
while (*yys++ != '\0')
|
||
continue;
|
||
|
||
return yys - yystr - 1;
|
||
}
|
||
# endif
|
||
# endif
|
||
|
||
# ifndef yystpcpy
|
||
# if defined (__GLIBC__) && defined (_STRING_H) && defined (_GNU_SOURCE)
|
||
# define yystpcpy stpcpy
|
||
# else
|
||
/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
|
||
YYDEST. */
|
||
static char *
|
||
# if defined (__STDC__) || defined (__cplusplus)
|
||
yystpcpy (char *yydest, const char *yysrc)
|
||
# else
|
||
yystpcpy (yydest, yysrc)
|
||
char *yydest;
|
||
const char *yysrc;
|
||
# endif
|
||
{
|
||
register char *yyd = yydest;
|
||
register const char *yys = yysrc;
|
||
|
||
while ((*yyd++ = *yys++) != '\0')
|
||
continue;
|
||
|
||
return yyd - 1;
|
||
}
|
||
# endif
|
||
# endif
|
||
|
||
#endif /* !YYERROR_VERBOSE */
|
||
|
||
|
||
|
||
#if YYDEBUG
|
||
/*-----------------------------.
|
||
| Print this symbol on YYOUT. |
|
||
`-----------------------------*/
|
||
|
||
static void
|
||
#if defined (__STDC__) || defined (__cplusplus)
|
||
yysymprint (FILE* yyout, int yytype, YYSTYPE yyvalue)
|
||
#else
|
||
yysymprint (yyout, yytype, yyvalue)
|
||
FILE* yyout;
|
||
int yytype;
|
||
YYSTYPE yyvalue;
|
||
#endif
|
||
{
|
||
/* Pacify ``unused variable'' warnings. */
|
||
(void) yyvalue;
|
||
|
||
if (yytype < YYNTOKENS)
|
||
{
|
||
YYFPRINTF (yyout, "token %s (", yytname[yytype]);
|
||
# ifdef YYPRINT
|
||
YYPRINT (yyout, yytoknum[yytype], yyvalue);
|
||
# endif
|
||
}
|
||
else
|
||
YYFPRINTF (yyout, "nterm %s (", yytname[yytype]);
|
||
|
||
switch (yytype)
|
||
{
|
||
default:
|
||
break;
|
||
}
|
||
YYFPRINTF (yyout, ")");
|
||
}
|
||
#endif /* YYDEBUG. */
|
||
|
||
|
||
/*-----------------------------------------------.
|
||
| Release the memory associated to this symbol. |
|
||
`-----------------------------------------------*/
|
||
|
||
static void
|
||
#if defined (__STDC__) || defined (__cplusplus)
|
||
yydestruct (int yytype, YYSTYPE yyvalue)
|
||
#else
|
||
yydestruct (yytype, yyvalue)
|
||
int yytype;
|
||
YYSTYPE yyvalue;
|
||
#endif
|
||
{
|
||
/* Pacify ``unused variable'' warnings. */
|
||
(void) yyvalue;
|
||
|
||
switch (yytype)
|
||
{
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
/* The user can define YYPARSE_PARAM as the name of an argument to be passed
|
||
into yyparse. The argument should have type void *.
|
||
It should actually point to an object.
|
||
Grammar actions can access the variable by casting it
|
||
to the proper pointer type. */
|
||
|
||
#ifdef YYPARSE_PARAM
|
||
# if defined (__STDC__) || defined (__cplusplus)
|
||
# define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
|
||
# define YYPARSE_PARAM_DECL
|
||
# else
|
||
# define YYPARSE_PARAM_ARG YYPARSE_PARAM
|
||
# define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
|
||
# endif
|
||
#else /* !YYPARSE_PARAM */
|
||
# define YYPARSE_PARAM_ARG
|
||
# define YYPARSE_PARAM_DECL
|
||
#endif /* !YYPARSE_PARAM */
|
||
|
||
/* Prevent warning if -Wstrict-prototypes. */
|
||
#ifdef __GNUC__
|
||
# ifdef YYPARSE_PARAM
|
||
int yyparse (void *);
|
||
# else
|
||
int yyparse (void);
|
||
# endif
|
||
#endif
|
||
|
||
|
||
|
||
|
||
int
|
||
yyparse (YYPARSE_PARAM_ARG)
|
||
YYPARSE_PARAM_DECL
|
||
{
|
||
/* The lookahead symbol. */
|
||
int yychar;
|
||
|
||
/* The semantic value of the lookahead symbol. */
|
||
YYSTYPE yylval;
|
||
|
||
/* Number of parse errors so far. */
|
||
int yynerrs;
|
||
|
||
register int yystate;
|
||
register int yyn;
|
||
int yyresult;
|
||
/* Number of tokens to shift before error messages enabled. */
|
||
int yyerrstatus;
|
||
/* Lookahead token as an internal (translated) token number. */
|
||
int yychar1 = 0;
|
||
|
||
/* Three stacks and their tools:
|
||
`yyss': related to states,
|
||
`yyvs': related to semantic values,
|
||
`yyls': related to locations.
|
||
|
||
Refer to the stacks thru separate pointers, to allow yyoverflow
|
||
to reallocate them elsewhere. */
|
||
|
||
/* The state stack. */
|
||
short yyssa[YYINITDEPTH];
|
||
short *yyss = yyssa;
|
||
register short *yyssp;
|
||
|
||
/* The semantic value stack. */
|
||
YYSTYPE yyvsa[YYINITDEPTH];
|
||
YYSTYPE *yyvs = yyvsa;
|
||
register YYSTYPE *yyvsp;
|
||
|
||
|
||
|
||
#define YYPOPSTACK (yyvsp--, yyssp--)
|
||
|
||
YYSIZE_T yystacksize = YYINITDEPTH;
|
||
|
||
/* The variables used to return semantic value and location from the
|
||
action routines. */
|
||
YYSTYPE yyval;
|
||
|
||
|
||
/* When reducing, the number of symbols on the RHS of the reduced
|
||
rule. */
|
||
int yylen;
|
||
|
||
YYDPRINTF ((stderr, "Starting parse\n"));
|
||
|
||
yystate = 0;
|
||
yyerrstatus = 0;
|
||
yynerrs = 0;
|
||
yychar = YYEMPTY; /* Cause a token to be read. */
|
||
|
||
/* Initialize stack pointers.
|
||
Waste one element of value and location stack
|
||
so that they stay on the same level as the state stack.
|
||
The wasted elements are never initialized. */
|
||
|
||
yyssp = yyss;
|
||
yyvsp = yyvs;
|
||
|
||
goto yysetstate;
|
||
|
||
/*------------------------------------------------------------.
|
||
| yynewstate -- Push a new state, which is found in yystate. |
|
||
`------------------------------------------------------------*/
|
||
yynewstate:
|
||
/* In all cases, when you get here, the value and location stacks
|
||
have just been pushed. so pushing a state here evens the stacks.
|
||
*/
|
||
yyssp++;
|
||
|
||
yysetstate:
|
||
*yyssp = yystate;
|
||
|
||
if (yyssp >= yyss + yystacksize - 1)
|
||
{
|
||
/* Get the current used size of the three stacks, in elements. */
|
||
YYSIZE_T yysize = yyssp - yyss + 1;
|
||
|
||
#ifdef yyoverflow
|
||
{
|
||
/* Give user a chance to reallocate the stack. Use copies of
|
||
these so that the &'s don't force the real ones into
|
||
memory. */
|
||
YYSTYPE *yyvs1 = yyvs;
|
||
short *yyss1 = yyss;
|
||
|
||
|
||
/* Each stack pointer address is followed by the size of the
|
||
data in use in that stack, in bytes. This used to be a
|
||
conditional around just the two extra args, but that might
|
||
be undefined if yyoverflow is a macro. */
|
||
yyoverflow ("parser stack overflow",
|
||
&yyss1, yysize * sizeof (*yyssp),
|
||
&yyvs1, yysize * sizeof (*yyvsp),
|
||
|
||
&yystacksize);
|
||
|
||
yyss = yyss1;
|
||
yyvs = yyvs1;
|
||
}
|
||
#else /* no yyoverflow */
|
||
# ifndef YYSTACK_RELOCATE
|
||
goto yyoverflowlab;
|
||
# else
|
||
/* Extend the stack our own way. */
|
||
if (yystacksize >= YYMAXDEPTH)
|
||
goto yyoverflowlab;
|
||
yystacksize *= 2;
|
||
if (yystacksize > YYMAXDEPTH)
|
||
yystacksize = YYMAXDEPTH;
|
||
|
||
{
|
||
short *yyss1 = yyss;
|
||
union yyalloc *yyptr =
|
||
(union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
|
||
if (! yyptr)
|
||
goto yyoverflowlab;
|
||
YYSTACK_RELOCATE (yyss);
|
||
YYSTACK_RELOCATE (yyvs);
|
||
|
||
# undef YYSTACK_RELOCATE
|
||
if (yyss1 != yyssa)
|
||
YYSTACK_FREE (yyss1);
|
||
}
|
||
# endif
|
||
#endif /* no yyoverflow */
|
||
|
||
yyssp = yyss + yysize - 1;
|
||
yyvsp = yyvs + yysize - 1;
|
||
|
||
|
||
YYDPRINTF ((stderr, "Stack size increased to %lu\n",
|
||
(unsigned long int) yystacksize));
|
||
|
||
if (yyssp >= yyss + yystacksize - 1)
|
||
YYABORT;
|
||
}
|
||
|
||
YYDPRINTF ((stderr, "Entering state %d\n", yystate));
|
||
|
||
goto yybackup;
|
||
|
||
/*-----------.
|
||
| yybackup. |
|
||
`-----------*/
|
||
yybackup:
|
||
|
||
/* Do appropriate processing given the current state. */
|
||
/* Read a lookahead token if we need one and don't already have one. */
|
||
/* yyresume: */
|
||
|
||
/* First try to decide what to do without reference to lookahead token. */
|
||
|
||
yyn = yypact[yystate];
|
||
if (yyn == YYPACT_NINF)
|
||
goto yydefault;
|
||
|
||
/* Not known => get a lookahead token if don't already have one. */
|
||
|
||
/* yychar is either YYEMPTY or YYEOF
|
||
or a valid token in external form. */
|
||
|
||
if (yychar == YYEMPTY)
|
||
{
|
||
YYDPRINTF ((stderr, "Reading a token: "));
|
||
yychar = YYLEX;
|
||
}
|
||
|
||
/* Convert token to internal form (in yychar1) for indexing tables with. */
|
||
|
||
if (yychar <= 0) /* This means end of input. */
|
||
{
|
||
yychar1 = 0;
|
||
yychar = YYEOF; /* Don't call YYLEX any more. */
|
||
|
||
YYDPRINTF ((stderr, "Now at end of input.\n"));
|
||
}
|
||
else
|
||
{
|
||
yychar1 = YYTRANSLATE (yychar);
|
||
|
||
/* We have to keep this `#if YYDEBUG', since we use variables
|
||
which are defined only if `YYDEBUG' is set. */
|
||
YYDPRINTF ((stderr, "Next token is "));
|
||
YYDSYMPRINT ((stderr, yychar1, yylval));
|
||
YYDPRINTF ((stderr, "\n"));
|
||
}
|
||
|
||
/* If the proper action on seeing token YYCHAR1 is to reduce or to
|
||
detect an error, take that action. */
|
||
yyn += yychar1;
|
||
if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yychar1)
|
||
goto yydefault;
|
||
yyn = yytable[yyn];
|
||
if (yyn <= 0)
|
||
{
|
||
if (yyn == 0 || yyn == YYTABLE_NINF)
|
||
goto yyerrlab;
|
||
yyn = -yyn;
|
||
goto yyreduce;
|
||
}
|
||
|
||
if (yyn == YYFINAL)
|
||
YYACCEPT;
|
||
|
||
/* Shift the lookahead token. */
|
||
YYDPRINTF ((stderr, "Shifting token %d (%s), ",
|
||
yychar, yytname[yychar1]));
|
||
|
||
/* Discard the token being shifted unless it is eof. */
|
||
if (yychar != YYEOF)
|
||
yychar = YYEMPTY;
|
||
|
||
*++yyvsp = yylval;
|
||
|
||
|
||
/* Count tokens shifted since error; after three, turn off error
|
||
status. */
|
||
if (yyerrstatus)
|
||
yyerrstatus--;
|
||
|
||
yystate = yyn;
|
||
goto yynewstate;
|
||
|
||
|
||
/*-----------------------------------------------------------.
|
||
| yydefault -- do the default action for the current state. |
|
||
`-----------------------------------------------------------*/
|
||
yydefault:
|
||
yyn = yydefact[yystate];
|
||
if (yyn == 0)
|
||
goto yyerrlab;
|
||
goto yyreduce;
|
||
|
||
|
||
/*-----------------------------.
|
||
| yyreduce -- Do a reduction. |
|
||
`-----------------------------*/
|
||
yyreduce:
|
||
/* yyn is the number of a rule to reduce with. */
|
||
yylen = yyr2[yyn];
|
||
|
||
/* If YYLEN is nonzero, implement the default value of the action:
|
||
`$$ = $1'.
|
||
|
||
Otherwise, the following line sets YYVAL to garbage.
|
||
This behavior is undocumented and Bison
|
||
users should not rely upon it. Assigning to YYVAL
|
||
unconditionally makes the parser a bit smaller, and it avoids a
|
||
GCC warning that YYVAL may be used uninitialized. */
|
||
yyval = yyvsp[1-yylen];
|
||
|
||
|
||
|
||
#if YYDEBUG
|
||
/* We have to keep this `#if YYDEBUG', since we use variables which
|
||
are defined only if `YYDEBUG' is set. */
|
||
if (yydebug)
|
||
{
|
||
int yyi;
|
||
|
||
YYFPRINTF (stderr, "Reducing via rule %d (line %d), ",
|
||
yyn - 1, yyrline[yyn]);
|
||
|
||
/* Print the symbols being reduced, and their result. */
|
||
for (yyi = yyprhs[yyn]; yyrhs[yyi] >= 0; yyi++)
|
||
YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
|
||
YYFPRINTF (stderr, " -> %s\n", yytname[yyr1[yyn]]);
|
||
}
|
||
#endif
|
||
switch (yyn)
|
||
{
|
||
case 2:
|
||
#line 97 "htmlparse.y"
|
||
{}
|
||
break;
|
||
|
||
case 3:
|
||
#line 98 "htmlparse.y"
|
||
{}
|
||
break;
|
||
|
||
case 4:
|
||
#line 101 "htmlparse.y"
|
||
{ YYACCEPT; /* wait for more lexer input */ }
|
||
break;
|
||
|
||
case 5:
|
||
#line 103 "htmlparse.y"
|
||
{
|
||
/* an error occured in the scanner, the python exception must be set */
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
break;
|
||
|
||
case 6:
|
||
#line 110 "htmlparse.y"
|
||
{
|
||
/* is a tuple (<tag>, <attrs>); <attrs> is a dictionary */
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
PyObject* tag = PyTuple_GET_ITEM(yyvsp[0], 0);
|
||
PyObject* attrs = PyTuple_GET_ITEM(yyvsp[0], 1);
|
||
int error = 0;
|
||
if (!tag || !attrs) { error = 1; goto finish_start; }
|
||
if (PyObject_HasAttrString(ud->handler, "startElement")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "startElement");
|
||
if (!callback) { error=1; goto finish_start; }
|
||
result = PyObject_CallFunction(callback, "OO", tag, attrs);
|
||
if (!result) { error=1; goto finish_start; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_start; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_start; }
|
||
}
|
||
finish_start:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_XDECREF(tag);
|
||
Py_XDECREF(attrs);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 7:
|
||
#line 147 "htmlparse.y"
|
||
{
|
||
/* is a tuple (<tag>, <attrs>); <attrs> is a dictionary */
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
PyObject* tag = PyTuple_GET_ITEM(yyvsp[0], 0);
|
||
PyObject* attrs = PyTuple_GET_ITEM(yyvsp[0], 1);
|
||
int error = 0;
|
||
char* tagname;
|
||
if (!tag || !attrs) { error = 1; goto finish_start_end; }
|
||
if (PyObject_HasAttrString(ud->handler, "startElement")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "startElement");
|
||
if (!callback) { error=1; goto finish_start_end; }
|
||
result = PyObject_CallFunction(callback, "OO", tag, attrs);
|
||
if (!result) { error=1; goto finish_start_end; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
tagname = PyString_AS_STRING(tag);
|
||
if (PyObject_HasAttrString(ud->handler, "endElement")==1 &&
|
||
NO_HTML_END_TAG(tagname)) {
|
||
callback = PyObject_GetAttrString(ud->handler, "endElement");
|
||
if (callback==NULL) { error=1; goto finish_start_end; }
|
||
result = PyObject_CallFunction(callback, "O", tag);
|
||
if (result==NULL) { error=1; goto finish_start_end; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_start_end; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_start_end; }
|
||
}
|
||
finish_start_end:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_XDECREF(tag);
|
||
Py_XDECREF(attrs);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 8:
|
||
#line 196 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
char* tagname = PyString_AS_STRING(yyvsp[0]);
|
||
if (PyObject_HasAttrString(ud->handler, "endElement")==1 &&
|
||
NO_HTML_END_TAG(tagname)) {
|
||
callback = PyObject_GetAttrString(ud->handler, "endElement");
|
||
if (callback==NULL) { error=1; goto finish_end; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_end; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_end; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_end; }
|
||
}
|
||
finish_end:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 9:
|
||
#line 229 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "comment")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "comment");
|
||
if (callback==NULL) { error=1; goto finish_comment; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_comment; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_comment; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_comment; }
|
||
}
|
||
finish_comment:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 10:
|
||
#line 260 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "pi")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "pi");
|
||
if (callback==NULL) { error=1; goto finish_pi; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_pi; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_pi; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_pi; }
|
||
}
|
||
finish_pi:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 11:
|
||
#line 291 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "cdata")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "cdata");
|
||
if (callback==NULL) { error=1; goto finish_cdata; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_cdata; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_cdata; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_cdata; }
|
||
}
|
||
finish_cdata:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 12:
|
||
#line 322 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "doctype")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "doctype");
|
||
if (callback==NULL) { error=1; goto finish_doctype; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_doctype; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_doctype; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_doctype; }
|
||
}
|
||
finish_doctype:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 13:
|
||
#line 353 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "characters")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "characters");
|
||
if (callback==NULL) { error=1; goto finish_script; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_script; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (PyObject_HasAttrString(ud->handler, "endElement")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "endElement");
|
||
if (callback==NULL) { error=1; goto finish_script; }
|
||
result = PyObject_CallFunction(callback, "s", "script");
|
||
if (result==NULL) { error=1; goto finish_script; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_script; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_script; }
|
||
}
|
||
finish_script:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 14:
|
||
#line 393 "htmlparse.y"
|
||
{
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "characters")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "characters");
|
||
if (callback==NULL) { error=1; goto finish_style; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_style; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (PyObject_HasAttrString(ud->handler, "endElement")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "endElement");
|
||
if (callback==NULL) { error=1; goto finish_style; }
|
||
result = PyObject_CallFunction(callback, "s", "style");
|
||
if (result==NULL) { error=1; goto finish_style; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_style; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_style; }
|
||
}
|
||
finish_style:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
case 15:
|
||
#line 433 "htmlparse.y"
|
||
{
|
||
/* Remember this is also called as a lexer error fallback */
|
||
UserData* ud = yyget_extra(scanner);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
int error = 0;
|
||
if (PyObject_HasAttrString(ud->handler, "characters")==1) {
|
||
callback = PyObject_GetAttrString(ud->handler, "characters");
|
||
if (callback==NULL) { error=1; goto finish_characters; }
|
||
result = PyObject_CallFunction(callback, "O", yyvsp[0]);
|
||
if (result==NULL) { error=1; goto finish_characters; }
|
||
Py_DECREF(callback);
|
||
Py_DECREF(result);
|
||
callback=result=NULL;
|
||
}
|
||
if (ud->error && PyObject_HasAttrString(ud->handler, "error")==1) {
|
||
ud->error = NULL;
|
||
callback = PyObject_GetAttrString(ud->handler, "error");
|
||
if (!callback) { error=1; goto finish_characters; }
|
||
result = PyObject_CallFunction(callback, "s", ud->error);
|
||
if (!result) { error=1; goto finish_characters; }
|
||
}
|
||
finish_characters:
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
Py_DECREF(yyvsp[0]);
|
||
if (error) {
|
||
PyErr_Fetch(&(ud->exc_type), &(ud->exc_val), &(ud->exc_tb));
|
||
YYABORT;
|
||
}
|
||
}
|
||
break;
|
||
|
||
|
||
}
|
||
|
||
/* Line 1016 of /usr/share/bison/yacc.c. */
|
||
#line 1424 "htmlparse.c"
|
||
|
||
yyvsp -= yylen;
|
||
yyssp -= yylen;
|
||
|
||
|
||
#if YYDEBUG
|
||
if (yydebug)
|
||
{
|
||
short *yyssp1 = yyss - 1;
|
||
YYFPRINTF (stderr, "state stack now");
|
||
while (yyssp1 != yyssp)
|
||
YYFPRINTF (stderr, " %d", *++yyssp1);
|
||
YYFPRINTF (stderr, "\n");
|
||
}
|
||
#endif
|
||
|
||
*++yyvsp = yyval;
|
||
|
||
|
||
/* Now `shift' the result of the reduction. Determine what state
|
||
that goes to, based on the state we popped back to and the rule
|
||
number reduced by. */
|
||
|
||
yyn = yyr1[yyn];
|
||
|
||
yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
|
||
if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
|
||
yystate = yytable[yystate];
|
||
else
|
||
yystate = yydefgoto[yyn - YYNTOKENS];
|
||
|
||
goto yynewstate;
|
||
|
||
|
||
/*------------------------------------.
|
||
| yyerrlab -- here on detecting error |
|
||
`------------------------------------*/
|
||
yyerrlab:
|
||
/* If not already recovering from an error, report this error. */
|
||
if (!yyerrstatus)
|
||
{
|
||
++yynerrs;
|
||
#if YYERROR_VERBOSE
|
||
yyn = yypact[yystate];
|
||
|
||
if (YYPACT_NINF < yyn && yyn < YYLAST)
|
||
{
|
||
YYSIZE_T yysize = 0;
|
||
int yytype = YYTRANSLATE (yychar);
|
||
char *yymsg;
|
||
int yyx, yycount;
|
||
|
||
yycount = 0;
|
||
/* Start YYX at -YYN if negative to avoid negative indexes in
|
||
YYCHECK. */
|
||
for (yyx = yyn < 0 ? -yyn : 0;
|
||
yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
|
||
if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
|
||
yysize += yystrlen (yytname[yyx]) + 15, yycount++;
|
||
yysize += yystrlen ("parse error, unexpected ") + 1;
|
||
yysize += yystrlen (yytname[yytype]);
|
||
yymsg = (char *) YYSTACK_ALLOC (yysize);
|
||
if (yymsg != 0)
|
||
{
|
||
char *yyp = yystpcpy (yymsg, "parse error, unexpected ");
|
||
yyp = yystpcpy (yyp, yytname[yytype]);
|
||
|
||
if (yycount < 5)
|
||
{
|
||
yycount = 0;
|
||
for (yyx = yyn < 0 ? -yyn : 0;
|
||
yyx < (int) (sizeof (yytname) / sizeof (char *));
|
||
yyx++)
|
||
if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
|
||
{
|
||
const char *yyq = ! yycount ? ", expecting " : " or ";
|
||
yyp = yystpcpy (yyp, yyq);
|
||
yyp = yystpcpy (yyp, yytname[yyx]);
|
||
yycount++;
|
||
}
|
||
}
|
||
yyerror (yymsg);
|
||
YYSTACK_FREE (yymsg);
|
||
}
|
||
else
|
||
yyerror ("parse error; also virtual memory exhausted");
|
||
}
|
||
else
|
||
#endif /* YYERROR_VERBOSE */
|
||
yyerror ("parse error");
|
||
}
|
||
goto yyerrlab1;
|
||
|
||
|
||
/*----------------------------------------------------.
|
||
| yyerrlab1 -- error raised explicitly by an action. |
|
||
`----------------------------------------------------*/
|
||
yyerrlab1:
|
||
if (yyerrstatus == 3)
|
||
{
|
||
/* If just tried and failed to reuse lookahead token after an
|
||
error, discard it. */
|
||
|
||
/* Return failure if at end of input. */
|
||
if (yychar == YYEOF)
|
||
{
|
||
/* Pop the error token. */
|
||
YYPOPSTACK;
|
||
/* Pop the rest of the stack. */
|
||
while (yyssp > yyss)
|
||
{
|
||
YYDPRINTF ((stderr, "Error: popping "));
|
||
YYDSYMPRINT ((stderr,
|
||
yystos[*yyssp],
|
||
*yyvsp));
|
||
YYDPRINTF ((stderr, "\n"));
|
||
yydestruct (yystos[*yyssp], *yyvsp);
|
||
YYPOPSTACK;
|
||
}
|
||
YYABORT;
|
||
}
|
||
|
||
YYDPRINTF ((stderr, "Discarding token %d (%s).\n",
|
||
yychar, yytname[yychar1]));
|
||
yydestruct (yychar1, yylval);
|
||
yychar = YYEMPTY;
|
||
}
|
||
|
||
/* Else will try to reuse lookahead token after shifting the error
|
||
token. */
|
||
|
||
yyerrstatus = 3; /* Each real token shifted decrements this. */
|
||
|
||
for (;;)
|
||
{
|
||
yyn = yypact[yystate];
|
||
if (yyn != YYPACT_NINF)
|
||
{
|
||
yyn += YYTERROR;
|
||
if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
|
||
{
|
||
yyn = yytable[yyn];
|
||
if (0 < yyn)
|
||
break;
|
||
}
|
||
}
|
||
|
||
/* Pop the current state because it cannot handle the error token. */
|
||
if (yyssp == yyss)
|
||
YYABORT;
|
||
|
||
YYDPRINTF ((stderr, "Error: popping "));
|
||
YYDSYMPRINT ((stderr,
|
||
yystos[*yyssp], *yyvsp));
|
||
YYDPRINTF ((stderr, "\n"));
|
||
|
||
yydestruct (yystos[yystate], *yyvsp);
|
||
yyvsp--;
|
||
yystate = *--yyssp;
|
||
|
||
|
||
#if YYDEBUG
|
||
if (yydebug)
|
||
{
|
||
short *yyssp1 = yyss - 1;
|
||
YYFPRINTF (stderr, "Error: state stack now");
|
||
while (yyssp1 != yyssp)
|
||
YYFPRINTF (stderr, " %d", *++yyssp1);
|
||
YYFPRINTF (stderr, "\n");
|
||
}
|
||
#endif
|
||
}
|
||
|
||
if (yyn == YYFINAL)
|
||
YYACCEPT;
|
||
|
||
YYDPRINTF ((stderr, "Shifting error token, "));
|
||
|
||
*++yyvsp = yylval;
|
||
|
||
|
||
yystate = yyn;
|
||
goto yynewstate;
|
||
|
||
|
||
/*-------------------------------------.
|
||
| yyacceptlab -- YYACCEPT comes here. |
|
||
`-------------------------------------*/
|
||
yyacceptlab:
|
||
yyresult = 0;
|
||
goto yyreturn;
|
||
|
||
/*-----------------------------------.
|
||
| yyabortlab -- YYABORT comes here. |
|
||
`-----------------------------------*/
|
||
yyabortlab:
|
||
yyresult = 1;
|
||
goto yyreturn;
|
||
|
||
#ifndef yyoverflow
|
||
/*----------------------------------------------.
|
||
| yyoverflowlab -- parser overflow comes here. |
|
||
`----------------------------------------------*/
|
||
yyoverflowlab:
|
||
yyerror ("parser stack overflow");
|
||
yyresult = 2;
|
||
/* Fall through. */
|
||
#endif
|
||
|
||
yyreturn:
|
||
#ifndef yyoverflow
|
||
if (yyss != yyssa)
|
||
YYSTACK_FREE (yyss);
|
||
#endif
|
||
return yyresult;
|
||
}
|
||
|
||
|
||
#line 466 "htmlparse.y"
|
||
|
||
|
||
/* disable python memory interface */
|
||
#undef malloc
|
||
#undef realloc
|
||
#undef free
|
||
|
||
/* create parser */
|
||
static PyObject* htmlsax_parser(PyObject* self, PyObject* args) {
|
||
PyObject* handler;
|
||
parser_object* p;
|
||
if (!PyArg_ParseTuple(args, "O", &handler)) {
|
||
PyErr_SetString(PyExc_TypeError, "SAX2 handler object arg required");
|
||
return NULL;
|
||
}
|
||
Py_INCREF(handler);
|
||
if (!(p=PyObject_NEW(parser_object, &parser_type))) {
|
||
PyErr_SetString(PyExc_TypeError, "Allocating parser object failed");
|
||
return NULL;
|
||
}
|
||
/* reset userData */
|
||
p->userData = PyMem_New(UserData, sizeof(UserData));
|
||
p->userData->handler = handler;
|
||
NEW_BUF(p->userData->buf);
|
||
p->userData->nextpos =
|
||
p->userData->bufpos =
|
||
p->userData->pos =
|
||
p->userData->pos =
|
||
p->userData->column = 0;
|
||
p->userData->lineno = 1;
|
||
NEW_BUF(p->userData->tmp_buf);
|
||
p->userData->tmp_tag = p->userData->tmp_attrname =
|
||
p->userData->tmp_attrval = p->userData->tmp_attrs =
|
||
p->userData->lexbuf = NULL;
|
||
p->userData->exc_type = NULL;
|
||
p->userData->exc_val = NULL;
|
||
p->userData->exc_tb = NULL;
|
||
p->userData->error = NULL;
|
||
p->scanner = NULL;
|
||
htmllexInit(&(p->scanner), p->userData);
|
||
return (PyObject*) p;
|
||
}
|
||
|
||
|
||
static void parser_dealloc (parser_object* self) {
|
||
htmllexDestroy(self->scanner);
|
||
Py_DECREF(self->userData->handler);
|
||
PyMem_Del(self->userData->buf);
|
||
PyMem_Del(self->userData->tmp_buf);
|
||
PyMem_Del(self->userData);
|
||
PyMem_DEL(self);
|
||
}
|
||
|
||
|
||
static PyObject* parser_flush (parser_object* self, PyObject* args) {
|
||
/* flush parser buffers */
|
||
int res=0;
|
||
int len = strlen(self->userData->buf);
|
||
if (!PyArg_ParseTuple(args, "")) {
|
||
PyErr_SetString(PyExc_TypeError, "no args required");
|
||
return NULL;
|
||
}
|
||
/* update internal parser variables */
|
||
if (len > self->userData->bufpos) {
|
||
self->userData->pos += len;
|
||
}
|
||
RESIZE_BUF(self->userData->tmp_buf);
|
||
Py_XDECREF(self->userData->tmp_tag);
|
||
Py_XDECREF(self->userData->tmp_attrs);
|
||
Py_XDECREF(self->userData->tmp_attrval);
|
||
Py_XDECREF(self->userData->tmp_attrname);
|
||
self->userData->tmp_tag = self->userData->tmp_attrs =
|
||
self->userData->tmp_attrval = self->userData->tmp_attrname = NULL;
|
||
if (len > 0) {
|
||
int error = 0;
|
||
PyObject* s = PyString_FromString(self->userData->buf);
|
||
PyObject* callback = NULL;
|
||
PyObject* result = NULL;
|
||
/* reset buffer */
|
||
RESIZE_BUF(self->userData->buf);
|
||
if (s==NULL) { error=1; goto finish_flush; }
|
||
self->userData->bufpos = self->userData->nextpos = 0;
|
||
if (PyObject_HasAttrString(self->userData->handler, "characters")==1) {
|
||
callback = PyObject_GetAttrString(self->userData->handler, "characters");
|
||
if (callback==NULL) { error=1; goto finish_flush; }
|
||
result = PyObject_CallFunction(callback, "O", s);
|
||
if (result==NULL) { error=1; goto finish_flush; }
|
||
}
|
||
finish_flush:
|
||
Py_XDECREF(s);
|
||
Py_XDECREF(callback);
|
||
Py_XDECREF(result);
|
||
if (error) {
|
||
return NULL;
|
||
}
|
||
}
|
||
return Py_BuildValue("i", res);
|
||
}
|
||
|
||
|
||
/* return the current parser line number */
|
||
static PyObject* parser_lineno (parser_object* self, PyObject* args) {
|
||
if (!PyArg_ParseTuple(args, "")) {
|
||
PyErr_SetString(PyExc_TypeError, "no args required");
|
||
return NULL;
|
||
}
|
||
return Py_BuildValue("i", self->userData->lineno);
|
||
}
|
||
|
||
|
||
static PyObject* parser_column (parser_object* self, PyObject* args) {
|
||
if (!PyArg_ParseTuple(args, "")) {
|
||
PyErr_SetString(PyExc_TypeError, "no args required");
|
||
return NULL;
|
||
}
|
||
return Py_BuildValue("i", self->userData->column);
|
||
}
|
||
|
||
|
||
static PyObject* parser_pos (parser_object* self, PyObject* args) {
|
||
if (!PyArg_ParseTuple(args, "")) {
|
||
PyErr_SetString(PyExc_TypeError, "no args required");
|
||
return NULL;
|
||
}
|
||
return Py_BuildValue("i", self->userData->pos);
|
||
}
|
||
|
||
|
||
/* feed a chunk of data to the parser */
|
||
static PyObject* parser_feed (parser_object* self, PyObject* args) {
|
||
/* set up the parse string */
|
||
int slen = 0;
|
||
char* s = NULL;
|
||
if (!PyArg_ParseTuple(args, "t#", &s, &slen)) {
|
||
PyErr_SetString(PyExc_TypeError, "string arg required");
|
||
return NULL;
|
||
}
|
||
/* parse */
|
||
if (htmllexStart(self->scanner, self->userData, s, slen)!=0) {
|
||
PyErr_SetString(PyExc_MemoryError, "could not start scanner");
|
||
return NULL;
|
||
}
|
||
if (yyparse(self->scanner)!=0) {
|
||
if (self->userData->exc_type!=NULL) {
|
||
/* note: we give away these objects, so dont decref */
|
||
PyErr_Restore(self->userData->exc_type,
|
||
self->userData->exc_val,
|
||
self->userData->exc_tb);
|
||
}
|
||
return NULL;
|
||
}
|
||
if (htmllexStop(self->scanner, self->userData)!=0) {
|
||
PyErr_SetString(PyExc_MemoryError, "could not stop scanner");
|
||
return NULL;
|
||
}
|
||
Py_INCREF(Py_None);
|
||
return Py_None;
|
||
}
|
||
|
||
|
||
/* reset the parser. This will erase all buffered data! */
|
||
static PyObject* parser_reset(parser_object* self, PyObject* args) {
|
||
if (!PyArg_ParseTuple(args, "")) {
|
||
PyErr_SetString(PyExc_TypeError, "no args required");
|
||
return NULL;
|
||
}
|
||
if (htmllexDestroy(self->scanner)!=0) {
|
||
PyErr_SetString(PyExc_MemoryError, "could not destroy scanner data");
|
||
return NULL;
|
||
}
|
||
/* reset buffer */
|
||
RESIZE_BUF(self->userData->buf);
|
||
RESIZE_BUF(self->userData->tmp_buf);
|
||
self->userData->bufpos =
|
||
self->userData->pos =
|
||
self->userData->nextpos =
|
||
self->userData->column = 0;
|
||
self->userData->lineno = 1;
|
||
self->userData->tmp_tag = self->userData->tmp_attrs =
|
||
self->userData->tmp_attrval = self->userData->tmp_attrname = NULL;
|
||
self->scanner = NULL;
|
||
if (htmllexInit(&(self->scanner), self->userData)!=0) {
|
||
PyErr_SetString(PyExc_MemoryError, "could not initialize scanner data");
|
||
return NULL;
|
||
}
|
||
Py_INCREF(Py_None);
|
||
return Py_None;
|
||
}
|
||
|
||
|
||
/* type interface */
|
||
static PyMethodDef parser_methods[] = {
|
||
/* incremental parsing */
|
||
{"feed", (PyCFunction) parser_feed, METH_VARARGS},
|
||
/* reset the parser (no flushing) */
|
||
{"reset", (PyCFunction) parser_reset, METH_VARARGS},
|
||
/* flush the parser buffers */
|
||
{"flush", (PyCFunction) parser_flush, METH_VARARGS},
|
||
/* get the current line number */
|
||
{"lineno", (PyCFunction) parser_lineno, METH_VARARGS},
|
||
/* get the current column */
|
||
{"column", (PyCFunction) parser_column, METH_VARARGS},
|
||
/* get the current scanner position */
|
||
{"pos", (PyCFunction) parser_pos, METH_VARARGS},
|
||
{NULL, NULL}
|
||
};
|
||
|
||
|
||
static PyObject* parser_getattr(parser_object* self, char* name) {
|
||
return Py_FindMethod(parser_methods, (PyObject*) self, name);
|
||
}
|
||
|
||
|
||
statichere PyTypeObject parser_type = {
|
||
PyObject_HEAD_INIT(NULL)
|
||
0, /* ob_size */
|
||
"parser", /* tp_name */
|
||
sizeof(parser_object), /* tp_size */
|
||
0, /* tp_itemsize */
|
||
/* methods */
|
||
(destructor)parser_dealloc, /* tp_dealloc */
|
||
0, /* tp_print */
|
||
(getattrfunc)parser_getattr, /* tp_getattr */
|
||
0 /* tp_setattr */
|
||
};
|
||
|
||
|
||
/* python module interface */
|
||
static PyMethodDef htmlsax_methods[] = {
|
||
{"parser", htmlsax_parser, METH_VARARGS},
|
||
{NULL, NULL}
|
||
};
|
||
|
||
|
||
/* initialization of the htmlsaxhtmlop module */
|
||
void inithtmlsax(void) {
|
||
Py_InitModule("htmlsax", htmlsax_methods);
|
||
/*yydebug = 1;*/
|
||
}
|
||
|