source: trunk/orbital/generated/mesh-parser.h @ 1442

Last change on this file since 1442 was 1442, checked in by sam, 8 years ago

orbital: some improvements to the mesh parser and error reporting.

File size: 9.6 KB
Line 
1/* A Bison parser, made by GNU Bison 2.4.2.  */
2
3/* Skeleton interface for Bison LALR(1) parsers in C++
4   
5      Copyright (C) 2002-2010 Free Software Foundation, Inc.
6   
7   This program is free software: you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation, either version 3 of the License, or
10   (at your option) any later version.
11   
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16   
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20/* As a special exception, you may create a larger work that contains
21   part or all of the Bison parser skeleton and distribute that work
22   under terms of your choice, so long as that work isn't itself a
23   parser generator using the skeleton or a modified version thereof
24   as a parser skeleton.  Alternatively, if you modify or redistribute
25   the parser skeleton itself, you may (at your option) remove this
26   special exception, which will cause the skeleton and the resulting
27   Bison output files to be licensed under the GNU General Public
28   License without this special exception.
29   
30   This special exception was added by the Free Software Foundation in
31   version 2.2 of Bison.  */
32
33/* C++ LALR(1) parser skeleton written by Akim Demaille.  */
34
35#ifndef PARSER_HEADER_H
36# define PARSER_HEADER_H
37
38
39
40#include <string>
41#include <iostream>
42#include "stack.hh"
43
44
45namespace orbital {
46
47/* Line 34 of lalr1.cc  */
48#line 49 "generated/mesh-parser.h"
49  class position;
50  class location;
51
52} // orbital
53
54/* Line 34 of lalr1.cc  */
55#line 56 "generated/mesh-parser.h"
56
57#include "location.hh"
58
59/* Enabling traces.  */
60#ifndef YYDEBUG
61# define YYDEBUG 1
62#endif
63
64/* Enabling verbose error messages.  */
65#ifdef YYERROR_VERBOSE
66# undef YYERROR_VERBOSE
67# define YYERROR_VERBOSE 1
68#else
69# define YYERROR_VERBOSE 1
70#endif
71
72/* Enabling the token table.  */
73#ifndef YYTOKEN_TABLE
74# define YYTOKEN_TABLE 0
75#endif
76
77/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
78   If N is 0, then set CURRENT to the empty location which ends
79   the previous symbol: RHS[0] (always defined).  */
80
81#ifndef YYLLOC_DEFAULT
82# define YYLLOC_DEFAULT(Current, Rhs, N)                \
83do {                                                    \
84  if (N)                                                \
85    {                                                   \
86      (Current).begin = (Rhs)[1].begin;                 \
87      (Current).end   = (Rhs)[N].end;                   \
88    }                                                   \
89  else                                                  \
90    {                                                   \
91      (Current).begin = (Current).end = (Rhs)[0].end;   \
92    }                                                   \
93} while (false)
94#endif
95
96
97namespace orbital {
98
99/* Line 34 of lalr1.cc  */
100#line 101 "generated/mesh-parser.h"
101
102  /// A Bison parser.
103  class MeshParser
104  {
105  public:
106    /// Symbol semantic values.
107#ifndef YYSTYPE
108    union semantic_type
109    {
110
111/* Line 34 of lalr1.cc  */
112#line 35 "mesh-parser.y"
113
114    float fval;
115    /* Can't use uin32_t here for some reason */
116    unsigned u32val;
117    struct { float f0, f1, f2, f3, f4, f5, f6, f7; } args;
118
119
120
121/* Line 34 of lalr1.cc  */
122#line 123 "generated/mesh-parser.h"
123    };
124#else
125    typedef YYSTYPE semantic_type;
126#endif
127    /// Symbol locations.
128    typedef location location_type;
129    /// Tokens.
130    struct token
131    {
132      /* Tokens.  */
133   enum yytokentype {
134     T_END = 0,
135     T_COLOR = 258,
136     T_BGCOLOR = 259,
137     T_TRANSLATEX = 260,
138     T_ROTATEX = 261,
139     T_TAPERX = 262,
140     T_SCALEX = 263,
141     T_MIRRORX = 264,
142     T_TRANSLATEY = 265,
143     T_ROTATEY = 266,
144     T_TAPERY = 267,
145     T_SCALEY = 268,
146     T_MIRRORY = 269,
147     T_TRANSLATEZ = 270,
148     T_ROTATEZ = 271,
149     T_TAPERZ = 272,
150     T_SCALEZ = 273,
151     T_MIRRORZ = 274,
152     T_TRANSLATE = 275,
153     T_SCALE = 276,
154     T_CYLINDER = 277,
155     T_BOX = 278,
156     T_SMOOTHCHAMFBOX = 279,
157     T_FLATCHAMFBOX = 280,
158     T_SPHERE = 281,
159     T_STAR = 282,
160     T_EXPANDEDSTAR = 283,
161     T_DISC = 284,
162     T_TRIANGLE = 285,
163     T_QUAD = 286,
164     T_COG = 287,
165     T_ERROR = 288,
166     NUMBER = 289,
167     COLOR = 290
168   };
169
170    };
171    /// Token type.
172    typedef token::yytokentype token_type;
173
174    /// Build a parser object.
175    MeshParser (class MeshCompiler& mc_yyarg);
176    virtual ~MeshParser ();
177
178    /// Parse.
179    /// \returns  0 iff parsing succeeded.
180    virtual int parse ();
181
182#if YYDEBUG
183    /// The current debugging stream.
184    std::ostream& debug_stream () const;
185    /// Set the current debugging stream.
186    void set_debug_stream (std::ostream &);
187
188    /// Type for debugging levels.
189    typedef int debug_level_type;
190    /// The current debugging level.
191    debug_level_type debug_level () const;
192    /// Set the current debugging level.
193    void set_debug_level (debug_level_type l);
194#endif
195
196  private:
197    /// Report a syntax error.
198    /// \param loc    where the syntax error is found.
199    /// \param msg    a description of the syntax error.
200    virtual void error (const location_type& loc, const std::string& msg);
201
202    /// Generate an error message.
203    /// \param state   the state where the error occurred.
204    /// \param tok     the lookahead token.
205    virtual std::string yysyntax_error_ (int yystate, int tok);
206
207#if YYDEBUG
208    /// \brief Report a symbol value on the debug stream.
209    /// \param yytype       The token type.
210    /// \param yyvaluep     Its semantic value.
211    /// \param yylocationp  Its location.
212    virtual void yy_symbol_value_print_ (int yytype,
213                                         const semantic_type* yyvaluep,
214                                         const location_type* yylocationp);
215    /// \brief Report a symbol on the debug stream.
216    /// \param yytype       The token type.
217    /// \param yyvaluep     Its semantic value.
218    /// \param yylocationp  Its location.
219    virtual void yy_symbol_print_ (int yytype,
220                                   const semantic_type* yyvaluep,
221                                   const location_type* yylocationp);
222#endif
223
224
225    /// State numbers.
226    typedef int state_type;
227    /// State stack type.
228    typedef stack<state_type>    state_stack_type;
229    /// Semantic value stack type.
230    typedef stack<semantic_type> semantic_stack_type;
231    /// location stack type.
232    typedef stack<location_type> location_stack_type;
233
234    /// The state stack.
235    state_stack_type yystate_stack_;
236    /// The semantic value stack.
237    semantic_stack_type yysemantic_stack_;
238    /// The location stack.
239    location_stack_type yylocation_stack_;
240
241    /// Internal symbol numbers.
242    typedef unsigned char token_number_type;
243    /* Tables.  */
244    /// For a state, the index in \a yytable_ of its portion.
245    static const signed char yypact_[];
246    static const signed char yypact_ninf_;
247
248    /// For a state, default rule to reduce.
249    /// Unless\a  yytable_ specifies something else to do.
250    /// Zero means the default is an error.
251    static const unsigned char yydefact_[];
252
253    static const signed char yypgoto_[];
254    static const signed char yydefgoto_[];
255
256    /// What to do in a state.
257    /// \a yytable_[yypact_[s]]: what to do in state \a s.
258    /// - if positive, shift that token.
259    /// - if negative, reduce the rule which number is the opposite.
260    /// - if zero, do what YYDEFACT says.
261    static const unsigned char yytable_[];
262    static const signed char yytable_ninf_;
263
264    static const signed char yycheck_[];
265
266    /// For a state, its accessing symbol.
267    static const unsigned char yystos_[];
268
269    /// For a rule, its LHS.
270    static const unsigned char yyr1_[];
271    /// For a rule, its RHS length.
272    static const unsigned char yyr2_[];
273
274#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
275    /// For a symbol, its name in clear.
276    static const char* const yytname_[];
277#endif
278
279#if YYERROR_VERBOSE
280    /// Convert the symbol name \a n to a form suitable for a diagnostic.
281    virtual std::string yytnamerr_ (const char *n);
282#endif
283
284#if YYDEBUG
285    /// A type to store symbol numbers and -1.
286    typedef signed char rhs_number_type;
287    /// A `-1'-separated list of the rules' RHS.
288    static const rhs_number_type yyrhs_[];
289    /// For each rule, the index of the first RHS symbol in \a yyrhs_.
290    static const unsigned char yyprhs_[];
291    /// For each rule, its source line number.
292    static const unsigned char yyrline_[];
293    /// For each scanner token number, its symbol number.
294    static const unsigned short int yytoken_number_[];
295    /// Report on the debug stream that the rule \a r is going to be reduced.
296    virtual void yy_reduce_print_ (int r);
297    /// Print the state stack on the debug stream.
298    virtual void yystack_print_ ();
299
300    /* Debugging.  */
301    int yydebug_;
302    std::ostream* yycdebug_;
303#endif
304
305    /// Convert a scanner token number \a t to a symbol number.
306    token_number_type yytranslate_ (int t);
307
308    /// \brief Reclaim the memory associated to a symbol.
309    /// \param yymsg        Why this token is reclaimed.
310    /// \param yytype       The symbol type.
311    /// \param yyvaluep     Its semantic value.
312    /// \param yylocationp  Its location.
313    inline void yydestruct_ (const char* yymsg,
314                             int yytype,
315                             semantic_type* yyvaluep,
316                             location_type* yylocationp);
317
318    /// Pop \a n symbols the three stacks.
319    inline void yypop_ (unsigned int n = 1);
320
321    /* Constants.  */
322    static const int yyeof_;
323    /* LAST_ -- Last index in TABLE_.  */
324    static const int yylast_;
325    static const int yynnts_;
326    static const int yyempty_;
327    static const int yyfinal_;
328    static const int yyterror_;
329    static const int yyerrcode_;
330    static const int yyntokens_;
331    static const unsigned int yyuser_token_number_max_;
332    static const token_number_type yyundef_token_;
333
334    /* User arguments.  */
335    class MeshCompiler& mc;
336  };
337
338} // orbital
339
340/* Line 34 of lalr1.cc  */
341#line 342 "generated/mesh-parser.h"
342
343
344
345#endif /* ! defined PARSER_HEADER_H */
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