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tdeutils/kregexpeditor/gen_qregexpparser.cc

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/* A Bison parser, made from qregexpparser.y, by GNU bison 1.75. */
/* Skeleton parser for Yacc-like parsing with Bison,
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002 Free Software Foundation, Inc.
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.
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 Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
This special exception was added by the Free Software Foundation
in version 1.24 of Bison. */
/* Written by Richard Stallman by simplifying the original so called
``semantic'' parser. */
/* All symbols defined below should begin with yy or YY, to avoid
infringing on user name space. This should be done even for local
variables, as they might otherwise be expanded by user macros.
There are some unavoidable exceptions within include files to
define necessary library symbols; they are noted "INFRINGES ON
USER NAME SPACE" below. */
/* Identify Bison output. */
#define YYBISON 1
/* Pure parsers. */
#define YYPURE 0
/* Using locations. */
#define YYLSP_NEEDED 0
/* If NAME_PREFIX is specified substitute the variables and functions
names. */
#define yyparse qregexpparse
#define yylex qregexplex
#define yyerror qregexperror
#define yylval qregexplval
#define yychar qregexpchar
#define yydebug qregexpdebug
#define yynerrs qregexpnerrs
/* Tokens. */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
/* Put the tokens into the symbol table, so that GDB and other debuggers
know about them. */
enum yytokentype {
TOK_Dot = 258,
TOK_Dollar = 259,
TOK_Carat = 260,
TOK_MagicLeftParent = 261,
TOK_PosLookAhead = 262,
TOK_NegLookAhead = 263,
TOK_LeftParen = 264,
TOK_RightParent = 265,
TOK_Bar = 266,
TOK_Quantifier = 267,
TOK_BackRef = 268,
TOK_CharClass = 269,
TOK_Char = 270,
TOK_EscapeChar = 271,
TOK_PosWordChar = 272,
TOK_PosNonWordChar = 273
};
#endif
#define TOK_Dot 258
#define TOK_Dollar 259
#define TOK_Carat 260
#define TOK_MagicLeftParent 261
#define TOK_PosLookAhead 262
#define TOK_NegLookAhead 263
#define TOK_LeftParen 264
#define TOK_RightParent 265
#define TOK_Bar 266
#define TOK_Quantifier 267
#define TOK_BackRef 268
#define TOK_CharClass 269
#define TOK_Char 270
#define TOK_EscapeChar 271
#define TOK_PosWordChar 272
#define TOK_PosNonWordChar 273
/* Copy the first part of user declarations. */
#line 18 "qregexpparser.y"
#ifdef TQT_ONLY
#include "compat.h"
#else
#include <klocale.h>
#include <kmessagebox.h>
#endif
#include <tqstring.h>
#include <stdlib.h>
#include "regexp.h"
#include "textregexp.h"
#include "textrangeregexp.h"
#include "repeatregexp.h"
#include "lookaheadregexp.h"
#include "concregexp.h"
#include "altnregexp.h"
#include "positionregexp.h"
#include "dotregexp.h"
#include "compoundregexp.h"
extern int yylex();
extern void setParseData( TQString str );
int yyerror (const char *);
void setParseResult( RegExp* );
RegExp* parseTQtRegExp( TQString qstr, bool* ok );
static RegExp* parseResult;
static int _index;
/* Enabling traces. */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
/* Enabling verbose error messages. */
#ifdef YYERROR_VERBOSE
# undef YYERROR_VERBOSE
# define YYERROR_VERBOSE 1
#else
# define YYERROR_VERBOSE 0
#endif
#ifndef YYSTYPE
#line 49 "qregexpparser.y"
typedef union {
struct {
int min;
int max;
} range;
int backRef;
RegExp* regexp;
char ch;
} yystype;
/* Line 193 of /usr/share/bison/yacc.c. */
#line 159 "gen_qregexpparser.cc"
# define YYSTYPE yystype
# define YYSTYPE_IS_TRIVIAL 1
#endif
#ifndef YYLTYPE
typedef struct yyltype
{
int first_line;
int first_column;
int last_line;
int last_column;
} yyltype;
# define YYLTYPE yyltype
# define YYLTYPE_IS_TRIVIAL 1
#endif
/* Copy the second part of user declarations. */
/* Line 213 of /usr/share/bison/yacc.c. */
#line 180 "gen_qregexpparser.cc"
#if ! defined (yyoverflow) || YYERROR_VERBOSE
/* The parser invokes alloca or malloc; define the necessary symbols. */
# ifdef YYSTACK_USE_ALLOCA
# define YYSTACK_ALLOC alloca
# else
# ifndef YYSTACK_USE_ALLOCA
# if defined (alloca) || defined (_ALLOCA_H)
# define YYSTACK_ALLOC alloca
# else
# ifdef __GNUC__
# define YYSTACK_ALLOC __builtin_alloca
# endif
# endif
# endif
# endif
# ifdef YYSTACK_ALLOC
/* Pacify GCC's `empty if-body' warning. */
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
# else
# if defined (__STDC__) || defined (__cplusplus)
# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
# define YYSIZE_T size_t
# endif
# define YYSTACK_ALLOC malloc
# define YYSTACK_FREE free
# endif
#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
#if (! defined (yyoverflow) \
&& (! defined (__cplusplus) \
|| (YYLTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
/* A type that is properly aligned for any stack member. */
union yyalloc
{
short yyss;
YYSTYPE yyvs;
};
/* The size of the maximum gap between one aligned stack and the next. */
# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
/* The size of an array large to enough to hold all stacks, each with
N elements. */
# define YYSTACK_BYTES(N) \
((N) * (sizeof (short) + sizeof (YYSTYPE)) \
+ YYSTACK_GAP_MAX)
/* Copy COUNT objects from FROM to TO. The source and destination do
not overlap. */
# ifndef YYCOPY
# if 1 < __GNUC__
# define YYCOPY(To, From, Count) \
__builtin_memcpy (To, From, (Count) * sizeof (*(From)))
# else
# define YYCOPY(To, From, Count) \
do \
{ \
register YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
(To)[yyi] = (From)[yyi]; \
} \
while (0)
# endif
# endif
/* Relocate STACK from its old location to the new one. The
local variables YYSIZE and YYSTACKSIZE give the old and new number of
elements in the stack, and YYPTR gives the new location of the
stack. Advance YYPTR to a properly aligned location for the next
stack. */
# define YYSTACK_RELOCATE(Stack) \
do \
{ \
YYSIZE_T yynewbytes; \
YYCOPY (&yyptr->Stack, Stack, yysize); \
Stack = &yyptr->Stack; \
yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX; \
yyptr += yynewbytes / sizeof (*yyptr); \
} \
while (0)
#endif
#if defined (__STDC__) || defined (__cplusplus)
typedef signed char yysigned_char;
#else
typedef short yysigned_char;
#endif
/* YYFINAL -- State number of the termination state. */
#define YYFINAL 27
#define YYLAST 47
/* YYNTOKENS -- Number of terminals. */
#define YYNTOKENS 19
/* YYNNTS -- Number of nonterminals. */
#define YYNNTS 8
/* YYNRULES -- Number of rules. */
#define YYNRULES 27
/* YYNRULES -- Number of states. */
#define YYNSTATES 36
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
#define YYUNDEFTOK 2
#define YYMAXUTOK 273
#define YYTRANSLATE(X) \
((unsigned)(X) <= YYMAXUTOK ? yytranslate[X] : YYUNDEFTOK)
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
static const unsigned char yytranslate[] =
{
0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18
};
#if YYDEBUG
/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
YYRHS. */
static const unsigned char yyprhs[] =
{
0, 0, 3, 4, 6, 8, 12, 14, 17, 20,
22, 25, 27, 30, 32, 36, 40, 44, 48, 50,
52, 54, 56, 58, 60, 62, 64, 66
};
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
static const yysigned_char yyrhs[] =
{
21, 0, -1, -1, 22, -1, 20, -1, 22, 11,
23, -1, 23, -1, 22, 11, -1, 11, 23, -1,
11, -1, 23, 24, -1, 24, -1, 25, 12, -1,
25, -1, 9, 22, 10, -1, 6, 22, 10, -1,
7, 22, 10, -1, 8, 22, 10, -1, 14, -1,
26, -1, 4, -1, 5, -1, 3, -1, 13, -1,
17, -1, 18, -1, 15, -1, 16, -1
};
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const unsigned char yyrline[] =
{
0, 80, 80, 82, 83, 86, 96, 97, 107, 112,
115, 129, 136, 139, 142, 145, 146, 149, 152, 153,
154, 155, 156, 157, 172, 173, 176, 182
};
#endif
#if YYDEBUG || YYERROR_VERBOSE
/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
"$end", "error", "$undefined", "TOK_Dot", "TOK_Dollar", "TOK_Carat",
"TOK_MagicLeftParent", "TOK_PosLookAhead", "TOK_NegLookAhead",
"TOK_LeftParen", "TOK_RightParent", "TOK_Bar", "TOK_Quantifier",
"TOK_BackRef", "TOK_CharClass", "TOK_Char", "TOK_EscapeChar",
"TOK_PosWordChar", "TOK_PosNonWordChar", "$accept", "empty", "regexp",
"expression", "term", "factor", "atom", "char", 0
};
#endif
# ifdef YYPRINT
/* 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, 270, 271, 272, 273
};
# endif
/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
static const unsigned char yyr1[] =
{
0, 19, 20, 21, 21, 22, 22, 22, 22, 22,
23, 23, 24, 24, 25, 25, 25, 25, 25, 25,
25, 25, 25, 25, 25, 25, 26, 26
};
/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
static const unsigned char yyr2[] =
{
0, 2, 0, 1, 1, 3, 1, 2, 2, 1,
2, 1, 2, 1, 3, 3, 3, 3, 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[] =
{
2, 22, 20, 21, 0, 0, 0, 0, 9, 23,
18, 26, 27, 24, 25, 4, 0, 3, 6, 11,
13, 19, 0, 0, 0, 0, 8, 1, 7, 10,
12, 15, 16, 17, 14, 5
};
/* YYDEFGOTO[NTERM-NUM]. */
static const yysigned_char yydefgoto[] =
{
-1, 15, 16, 17, 18, 19, 20, 21
};
/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
#define YYPACT_NINF -18
static const yysigned_char yypact[] =
{
-1, -18, -18, -18, -1, -1, -1, -1, 18, -18,
-18, -18, -18, -18, -18, -18, 11, 8, 18, -18,
16, -18, 19, 31, 34, 36, 18, -18, 18, -18,
-18, -18, -18, -18, -18, 18
};
/* YYPGOTO[NTERM-NUM]. */
static const yysigned_char yypgoto[] =
{
-18, -18, -18, 33, -8, -17, -18, -18
};
/* 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[] =
{
26, 29, 1, 2, 3, 4, 5, 6, 7, 29,
8, 27, 9, 10, 11, 12, 13, 14, 29, 28,
35, 1, 2, 3, 4, 5, 6, 7, 30, 31,
28, 9, 10, 11, 12, 13, 14, 22, 23, 24,
25, 32, 28, 0, 33, 28, 34, 28
};
static const yysigned_char yycheck[] =
{
8, 18, 3, 4, 5, 6, 7, 8, 9, 26,
11, 0, 13, 14, 15, 16, 17, 18, 35, 11,
28, 3, 4, 5, 6, 7, 8, 9, 12, 10,
11, 13, 14, 15, 16, 17, 18, 4, 5, 6,
7, 10, 11, -1, 10, 11, 10, 11
};
/* 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, 11, 13,
14, 15, 16, 17, 18, 20, 21, 22, 23, 24,
25, 26, 22, 22, 22, 22, 23, 0, 11, 24,
12, 10, 10, 10, 10, 23
};
#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. */
#define YYLEX yylex ()
/* 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. */
#ifdef 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
/* The lookahead symbol. */
int yychar;
/* The semantic value of the lookahead symbol. */
YYSTYPE yylval;
/* Number of parse errors so far. */
int yynerrs;
int
yyparse (YYPARSE_PARAM_ARG)
YYPARSE_PARAM_DECL
{
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 3:
#line 82 "qregexpparser.y"
{ setParseResult( yyvsp[0].regexp) ; }
break;
case 4:
#line 83 "qregexpparser.y"
{ setParseResult( new ConcRegExp( false ) ); }
break;
case 5:
#line 86 "qregexpparser.y"
{
if ( dynamic_cast<AltnRegExp*>( yyvsp[-2].regexp ) ) {
yyval.regexp = yyvsp[-2].regexp;
}
else {
yyval.regexp = new AltnRegExp( false );
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( yyvsp[-2].regexp );
}
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( yyvsp[0].regexp );
}
break;
case 6:
#line 96 "qregexpparser.y"
{ yyval.regexp = yyvsp[0].regexp; }
break;
case 7:
#line 97 "qregexpparser.y"
{
if ( dynamic_cast<AltnRegExp*>( yyvsp[-1].regexp ) ) {
yyval.regexp = yyvsp[-1].regexp;
}
else {
yyval.regexp = new AltnRegExp( false );
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( yyvsp[-1].regexp );
}
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( new TextRegExp( false, TQString::fromLatin1("") ) );
}
break;
case 8:
#line 107 "qregexpparser.y"
{
yyval.regexp = new AltnRegExp( false );
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( new TextRegExp( false, TQString::fromLatin1("") ) );
dynamic_cast<AltnRegExp*>( yyval.regexp )->addRegExp( yyvsp[0].regexp );
}
break;
case 9:
#line 112 "qregexpparser.y"
{ yyval.regexp = new AltnRegExp( false ); }
break;
case 10:
#line 115 "qregexpparser.y"
{
RegExp* last = dynamic_cast<ConcRegExp*>( yyvsp[-1].regexp )->lastRegExp();
TextRegExp *reg1, *reg2;
if ( last && ( reg1 = dynamic_cast<TextRegExp*>( last ) ) &&
( reg2 = dynamic_cast<TextRegExp*>( yyvsp[0].regexp ) ) ) {
reg1->append( reg2->text() );
delete reg2;
}
else {
dynamic_cast<ConcRegExp*>(yyval.regexp)->addRegExp( yyvsp[0].regexp );
}
yyval.regexp = yyvsp[-1].regexp;
}
break;
case 11:
#line 129 "qregexpparser.y"
{
ConcRegExp* reg = new ConcRegExp( false );
reg->addRegExp( yyvsp[0].regexp );
yyval.regexp = reg;
}
break;
case 12:
#line 136 "qregexpparser.y"
{
yyval.regexp = new RepeatRegExp( false, yyvsp[0].range.min, yyvsp[0].range.max, yyvsp[-1].regexp );
}
break;
case 13:
#line 139 "qregexpparser.y"
{ yyval.regexp = yyvsp[0].regexp; }
break;
case 14:
#line 142 "qregexpparser.y"
{
yyval.regexp = yyvsp[-1].regexp;
}
break;
case 15:
#line 145 "qregexpparser.y"
{ yyval.regexp = yyvsp[-1].regexp; }
break;
case 16:
#line 146 "qregexpparser.y"
{
yyval.regexp = new LookAheadRegExp( false, LookAheadRegExp::POSITIVE, yyvsp[-1].regexp );
}
break;
case 17:
#line 149 "qregexpparser.y"
{
yyval.regexp = new LookAheadRegExp( false, LookAheadRegExp::NEGATIVE, yyvsp[-1].regexp );
}
break;
case 18:
#line 152 "qregexpparser.y"
{ yyval.regexp = yyvsp[0].regexp; }
break;
case 19:
#line 153 "qregexpparser.y"
{ yyval.regexp = yyvsp[0].regexp; }
break;
case 20:
#line 154 "qregexpparser.y"
{ yyval.regexp = new PositionRegExp( false, PositionRegExp::ENDLINE ); }
break;
case 21:
#line 155 "qregexpparser.y"
{ yyval.regexp = new PositionRegExp( false, PositionRegExp::BEGLINE ); }
break;
case 22:
#line 156 "qregexpparser.y"
{ yyval.regexp = new DotRegExp( false ); }
break;
case 23:
#line 157 "qregexpparser.y"
{
TQString match = TQString(TQString::fromLocal8Bit("\\%1")).arg( yyvsp[0].backRef );
yyval.regexp = new TextRegExp( false, match );
KMessageBox::information(0,i18n("<qt>Back reference regular expressions are not supported.<p>"
"<tt>\\1</tt>, <tt>\\2</tt>, ... are <i>back references</i>, meaning they refer to "
"previous matches. "
"Unfortunately this is not supported in the current version of this editor.<p>"
"In the graphical area the text <b>%1</b> has been inserted. This is however "
"just a workaround to ensure that the application handles the regexp at all. "
"Therefore, as soon as you edit the regular expression in the graphical area, "
"the back reference will be replaced by matching the text <b>%2</b> literally.")
.arg( match ).arg( match ),
i18n("Back reference regular expressions not supported"),
TQString::fromLocal8Bit("backReferenceNotSupported") );
}
break;
case 24:
#line 172 "qregexpparser.y"
{ yyval.regexp = new PositionRegExp( false, PositionRegExp::WORDBOUNDARY ); }
break;
case 25:
#line 173 "qregexpparser.y"
{ yyval.regexp = new PositionRegExp( false, PositionRegExp::NONWORDBOUNDARY ); }
break;
case 26:
#line 176 "qregexpparser.y"
{
if ( yyvsp[0].ch == '{' || yyvsp[0].ch == '}' || yyvsp[0].ch == '[' || yyvsp[0].ch == ']' || yyvsp[0].ch == '\\' ) {
yyerror( "illigal character - needs escaping" );
}
yyval.regexp = new TextRegExp( false, TQString(TQString::fromLocal8Bit("%1")).arg(yyvsp[0].ch));
}
break;
case 27:
#line 182 "qregexpparser.y"
{ yyval.regexp = new TextRegExp( false, TQString(TQString::fromLocal8Bit("%1")).arg(yyvsp[0].ch)); }
break;
}
/* Line 1016 of /usr/share/bison/yacc.c. */
#line 1209 "gen_qregexpparser.cc"
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 185 "qregexpparser.y"
RegExp* parseTQtRegExp( TQString qstr, bool* ok ) {
_index = 0;
parseResult = 0;
setParseData( qstr );
yyparse();
*ok = ( yynerrs == 0 );
return parseResult;
}
void setParseResult( RegExp* regexp ) {
parseResult = regexp;
}
int yyerror(const char *) {
yynerrs++;
return 0;
}
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