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* data/lalr1.cc (lex_): Rename as...

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(yylex_): this.
Move the trace here.
Take the %name-prefix into account.
Reported by Alexandre Duret-Lutz.
This commit is contained in:
Akim Demaille
2004-12-15 17:38:37 +00:00
parent 2e1f5829ee
commit f69a414266
1 changed files with 81 additions and 66 deletions
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147
data/lalr1.cc
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@@ -227,9 +227,11 @@ namespace yy
{ {
} }
/// Parse.
/// \returns 0 iff parsing succeeded.
virtual int parse (); virtual int parse ();
/// Return the current debugging stream. /// The current debugging stream.
std::ostream& debug_stream () const; std::ostream& debug_stream () const;
/// Set the current debugging stream. /// Set the current debugging stream.
void set_debug_stream (std::ostream &); void set_debug_stream (std::ostream &);
@@ -243,19 +245,27 @@ namespace yy
private: private:
/// Call the scanner.
virtual void yylex_ (); virtual void yylex_ ();
virtual void error_ (); virtual void error_ ();
virtual void report_syntax_error_ (); /// Generate an error message, and invoke error. */
virtual void yyreport_syntax_error_ ();
#if YYDEBUG #if YYDEBUG
virtual void symprint_ (int yytype, /// \brief Report a symbol on the debug stream.
const SemanticType* yyvaluep, /// \param yytype The token type.
const LocationType* yylocationp); /// \param yyvaluep Its semantic value.
/// \param yylocationp Its location.
virtual void yysymprint_ (int yytype,
const SemanticType* yyvaluep,
const LocationType* yylocationp);
#endif /* ! YYDEBUG */ #endif /* ! YYDEBUG */
/* Stacks. */ /// The state stack.
StateStack state_stack_; StateStack state_stack_;
/// The semantic value stack.
SemanticStack semantic_stack_; SemanticStack semantic_stack_;
/// The location stack.
LocationStack location_stack_; LocationStack location_stack_;
/* Tables. */ /* Tables. */
@@ -281,18 +291,25 @@ namespace yy
static const ]b4_int_type_for([b4_prhs])[ prhs_[]; static const ]b4_int_type_for([b4_prhs])[ prhs_[];
static const ]b4_int_type_for([b4_rline])[ rline_[]; static const ]b4_int_type_for([b4_rline])[ rline_[];
static const ]b4_int_type_for([b4_toknum])[ token_number_[]; static const ]b4_int_type_for([b4_toknum])[ token_number_[];
virtual void reduce_print_ (int yyrule); virtual void yyreduce_print_ (int yyrule);
virtual void stack_print_ (); virtual void yystack_print_ ();
#endif #endif
/* Even more tables. */ /// Convert a scanner token number to a symbol number.
inline TokenNumberType translate_ (int token); inline TokenNumberType yytranslate_ (int token);
inline void destruct_ (const char* yymsg,
int yytype, /// \brief Reclaim the memory associated to a symbol.
SemanticType* yyvaluep, LocationType* yylocationp); /// \param yymsg Why this token is reclaimed.
/// \param yytype The symbol type.
/// \param yyvaluep Its semantic value.
/// \param yylocationp Its location.
inline void yydestruct_ (const char* yymsg,
int yytype,
SemanticType* yyvaluep,
LocationType* yylocationp);
/// Pop \a n symbols the three stacks. /// Pop \a n symbols the three stacks.
inline void pop (unsigned int n = 1); inline void yypop_ (unsigned int n = 1);
/* Constants. */ /* Constants. */
static const int eof_; static const int eof_;
@@ -363,7 +380,7 @@ do { \
if (yydebug_) \ if (yydebug_) \
{ \ { \
*yycdebug_ << (Title) << ' '; \ *yycdebug_ << (Title) << ' '; \
symprint_ ((Type), (Value), (Location)); \ yysymprint_ ((Type), (Value), (Location)); \
*yycdebug_ << std::endl; \ *yycdebug_ << std::endl; \
} \ } \
} while (0) } while (0)
@@ -371,13 +388,13 @@ do { \
# define YY_REDUCE_PRINT(Rule) \ # define YY_REDUCE_PRINT(Rule) \
do { \ do { \
if (yydebug_) \ if (yydebug_) \
reduce_print_ (Rule); \ yyreduce_print_ (Rule); \
} while (0) } while (0)
# define YY_STACK_PRINT() \ # define YY_STACK_PRINT() \
do { \ do { \
if (yydebug_) \ if (yydebug_) \
stack_print_ (); \ yystack_print_ (); \
} while (0) } while (0)
#else /* !YYDEBUG */ #else /* !YYDEBUG */
@@ -398,7 +415,7 @@ do { \
`--------------------------------*/ `--------------------------------*/
void void
yy::]b4_parser_class_name[::symprint_ (int yytype, yy::]b4_parser_class_name[::yysymprint_ (int yytype,
const SemanticType* yyvaluep, const LocationType* yylocationp) const SemanticType* yyvaluep, const LocationType* yylocationp)
{ {
/* Pacify ``unused variable'' warnings. */ /* Pacify ``unused variable'' warnings. */
@@ -422,7 +439,7 @@ yy::]b4_parser_class_name[::symprint_ (int yytype,
#endif /* ! YYDEBUG */ #endif /* ! YYDEBUG */
void void
yy::]b4_parser_class_name[::destruct_ (const char* yymsg, yy::]b4_parser_class_name[::yydestruct_ (const char* yymsg,
int yytype, SemanticType* yyvaluep, LocationType* yylocationp) int yytype, SemanticType* yyvaluep, LocationType* yylocationp)
{ {
/* Pacify ``unused variable'' warnings. */ /* Pacify ``unused variable'' warnings. */
@@ -440,7 +457,7 @@ yy::]b4_parser_class_name[::destruct_ (const char* yymsg,
} }
void void
yy::]b4_parser_class_name[::pop (unsigned int n) yy::]b4_parser_class_name[::yypop_ (unsigned int n)
{ {
state_stack_.pop (n); state_stack_.pop (n);
semantic_stack_.pop (n); semantic_stack_.pop (n);
@@ -531,7 +548,7 @@ yybackup:
} }
else else
{ {
ilooka_ = translate_ (looka_); ilooka_ = yytranslate_ (looka_);
YY_SYMBOL_PRINT ("Next token is", ilooka_, &value, &location); YY_SYMBOL_PRINT ("Next token is", ilooka_, &value, &location);
} }
@@ -616,7 +633,7 @@ yyreduce:
]/* Line __line__ of lalr1.cc. */ ]/* Line __line__ of lalr1.cc. */
b4_syncline([@oline@], [@ofile@])[ b4_syncline([@oline@], [@ofile@])[
pop (len_); yypop_ (len_);
YY_STACK_PRINT (); YY_STACK_PRINT ();
@@ -637,7 +654,7 @@ b4_syncline([@oline@], [@ofile@])[
`------------------------------------*/ `------------------------------------*/
yyerrlab: yyerrlab:
/* If not already recovering from an error, report this error. */ /* If not already recovering from an error, report this error. */
report_syntax_error_ (); yyreport_syntax_error_ ();
error_range_[0] = location; error_range_[0] = location;
if (errstatus_ == 3) if (errstatus_ == 3)
@@ -654,18 +671,18 @@ yyerrlab:
for (;;) for (;;)
{ {
error_range_[0] = location_stack_[0]; error_range_[0] = location_stack_[0];
pop (); yypop_ ();
if (state_stack_.height () == 1) if (state_stack_.height () == 1)
YYABORT; YYABORT;
destruct_ ("Error: popping", yydestruct_ ("Error: popping",
stos_[state_stack_[0]], stos_[state_stack_[0]],
&semantic_stack_[0], &semantic_stack_[0],
&location_stack_[0]); &location_stack_[0]);
} }
} }
else else
{ {
destruct_ ("Error: discarding", ilooka_, &value, &location); yydestruct_ ("Error: discarding", ilooka_, &value, &location);
looka_ = empty_; looka_ = empty_;
} }
} }
@@ -688,7 +705,7 @@ yyerrorlab:
#endif #endif
error_range_[0] = location_stack_[len_ - 1]; error_range_[0] = location_stack_[len_ - 1];
pop (len_); yypop_ (len_);
state_ = state_stack_[0]; state_ = state_stack_[0];
goto yyerrlab1; goto yyerrlab1;
@@ -717,9 +734,9 @@ yyerrlab1:
YYABORT; YYABORT;
error_range_[0] = location_stack_[0]; error_range_[0] = location_stack_[0];
destruct_ ("Error: popping", yydestruct_ ("Error: popping",
stos_[state_], &semantic_stack_[0], &location_stack_[0]); stos_[state_], &semantic_stack_[0], &location_stack_[0]);
pop (); yypop_ ();
state_ = state_stack_[0]; state_ = state_stack_[0];
YY_STACK_PRINT (); YY_STACK_PRINT ();
} }
@@ -748,7 +765,7 @@ yyacceptlab:
/* Abort. */ /* Abort. */
yyabortlab: yyabortlab:
/* Free the lookahead. */ /* Free the lookahead. */
destruct_ ("Error: discarding lookahead", ilooka_, &value, &location); yydestruct_ ("Error: discarding lookahead", ilooka_, &value, &location);
looka_ = empty_; looka_ = empty_;
return 1; return 1;
} }
@@ -764,9 +781,9 @@ yy::]b4_parser_class_name[::yylex_ ()
#endif #endif
} }
/** Generate an error message, and invoke yyerror. */ // Generate an error message, and invoke error.
void void
yy::]b4_parser_class_name[::report_syntax_error_ () yy::]b4_parser_class_name[::yyreport_syntax_error_ ()
{ {
/* If not already recovering from an error, report this error. */ /* If not already recovering from an error, report this error. */
if (!errstatus_) if (!errstatus_)
@@ -918,10 +935,9 @@ yy::]b4_parser_class_name[::rline_[] =
]b4_rline[ ]b4_rline[
}; };
/** Print the state stack from its BOTTOM up to its TOP (included). */ /// Print the state stack on the debug stream.
void void
yy::]b4_parser_class_name[::stack_print_ () yy::]b4_parser_class_name[::yystack_print_ ()
{ {
*yycdebug_ << "Stack now"; *yycdebug_ << "Stack now";
for (StateStack::const_iterator i = state_stack_.begin (); for (StateStack::const_iterator i = state_stack_.begin ();
@@ -930,10 +946,9 @@ yy::]b4_parser_class_name[::stack_print_ ()
*yycdebug_ << std::endl; *yycdebug_ << std::endl;
} }
/** Report that the YYRULE is going to be reduced. */ /// Report on the debug stream that the rule \a yyrule is going to be reduced.
void void
yy::]b4_parser_class_name[::reduce_print_ (int yyrule) yy::]b4_parser_class_name[::yyreduce_print_ (int yyrule)
{ {
unsigned int yylno = rline_[yyrule]; unsigned int yylno = rline_[yyrule];
/* Print the symbols being reduced, and their result. */ /* Print the symbols being reduced, and their result. */
@@ -948,7 +963,7 @@ yy::]b4_parser_class_name[::reduce_print_ (int yyrule)
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */ /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
yy::]b4_parser_class_name[::TokenNumberType yy::]b4_parser_class_name[::TokenNumberType
yy::]b4_parser_class_name[::translate_ (int token) yy::]b4_parser_class_name[::yytranslate_ (int token)
{ {
static static
const TokenNumberType const TokenNumberType
@@ -1090,19 +1105,19 @@ b4_copyright([Position class for Bison C++ parsers], [2002, 2003, 2004])[
namespace yy namespace yy
{ {
/** \brief Abstract a Position. */ /// Abstract a Position.
class Position class Position
{ {
public: public:
/** \brief Initial column number. */ /// Initial column number.
static const unsigned int initial_column = 0; static const unsigned int initial_column = 0;
/** \brief Initial line number. */ /// Initial line number.
static const unsigned int initial_line = 1; static const unsigned int initial_line = 1;
/** \name Ctor & dtor. /** \name Ctor & dtor.
** \{ */ ** \{ */
public: public:
/** \brief Construct a Position. */ /// Construct a Position.
Position () : Position () :
filename (), filename (),
line (initial_line), line (initial_line),
@@ -1115,14 +1130,14 @@ namespace yy
/** \name Line and Column related manipulators /** \name Line and Column related manipulators
** \{ */ ** \{ */
public: public:
/** \brief (line related) Advance to the COUNT next lines. */ /// (line related) Advance to the COUNT next lines.
inline void lines (int count = 1) inline void lines (int count = 1)
{ {
column = initial_column; column = initial_column;
line += count; line += count;
} }
/** \brief (column related) Advance to the COUNT next columns. */ /// (column related) Advance to the COUNT next columns.
inline void columns (int count = 1) inline void columns (int count = 1)
{ {
int leftmost = initial_column; int leftmost = initial_column;
@@ -1135,15 +1150,15 @@ namespace yy
/** \} */ /** \} */
public: public:
/** \brief File name to which this position refers. */ /// File name to which this position refers.
std::string filename; std::string filename;
/** \brief Current line number. */ /// Current line number.
unsigned int line; unsigned int line;
/** \brief Current column number. */ /// Current column number.
unsigned int column; unsigned int column;
}; };
/** \brief Add and assign a Position. */ /// Add and assign a Position.
inline const Position& inline const Position&
operator+= (Position& res, const int width) operator+= (Position& res, const int width)
{ {
@@ -1151,7 +1166,7 @@ namespace yy
return res; return res;
} }
/** \brief Add two Position objects. */ /// Add two Position objects.
inline const Position inline const Position
operator+ (const Position& begin, const int width) operator+ (const Position& begin, const int width)
{ {
@@ -1159,14 +1174,14 @@ namespace yy
return res += width; return res += width;
} }
/** \brief Add and assign a Position. */ /// Add and assign a Position.
inline const Position& inline const Position&
operator-= (Position& res, const int width) operator-= (Position& res, const int width)
{ {
return res += -width; return res += -width;
} }
/** \brief Add two Position objects. */ /// Add two Position objects.
inline const Position inline const Position
operator- (const Position& begin, const int width) operator- (const Position& begin, const int width)
{ {
@@ -1205,13 +1220,13 @@ b4_copyright([Location class for Bison C++ parsers], [2002, 2003, 2004])[
namespace yy namespace yy
{ {
/** \brief Abstract a Location. */ /// Abstract a Location.
class Location class Location
{ {
/** \name Ctor & dtor. /** \name Ctor & dtor.
** \{ */ ** \{ */
public: public:
/** \brief Construct a Location. */ /// Construct a Location.
Location (void) : Location (void) :
begin (), begin (),
end () end ()
@@ -1223,19 +1238,19 @@ namespace yy
/** \name Line and Column related manipulators /** \name Line and Column related manipulators
** \{ */ ** \{ */
public: public:
/** \brief Reset initial location to final location. */ /// Reset initial location to final location.
inline void step (void) inline void step (void)
{ {
begin = end; begin = end;
} }
/** \brief Extend the current location to the COUNT next columns. */ /// Extend the current location to the COUNT next columns.
inline void columns (unsigned int count = 1) inline void columns (unsigned int count = 1)
{ {
end += count; end += count;
} }
/** \brief Extend the current location to the COUNT next lines. */ /// Extend the current location to the COUNT next lines.
inline void lines (unsigned int count = 1) inline void lines (unsigned int count = 1)
{ {
end.lines (count); end.lines (count);
@@ -1244,13 +1259,13 @@ namespace yy
public: public:
/** \brief Beginning of the located region. */ /// Beginning of the located region.
Position begin; Position begin;
/** \brief End of the located region. */ /// End of the located region.
Position end; Position end;
}; };
/** \brief Join two Location objects to create a Location. */ /// Join two Location objects to create a Location.
inline const Location operator+ (const Location& begin, const Location& end) inline const Location operator+ (const Location& begin, const Location& end)
{ {
Location res = begin; Location res = begin;
@@ -1258,7 +1273,7 @@ namespace yy
return res; return res;
} }
/** \brief Add two Location objects */ /// Add two Location objects.
inline const Location operator+ (const Location& begin, unsigned int width) inline const Location operator+ (const Location& begin, unsigned int width)
{ {
Location res = begin; Location res = begin;
@@ -1266,7 +1281,7 @@ namespace yy
return res; return res;
} }
/** \brief Add and assign a Location */ /// Add and assign a Location.
inline Location& operator+= (Location& res, unsigned int width) inline Location& operator+= (Location& res, unsigned int width)
{ {
res.columns (width); res.columns (width);