m4_divert(0)dnl
@output @output_header_name@
b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],
- [2002])
-#ifndef YYLSP_NEEDED
-# define YYLSP_NEEDED
+ [2002])[
+/* FIXME: This is wrong, we want computed header guards.
+ I don't know why the macros are missing now. :( */
+#ifndef PARSER_HEADER_H
+# define PARSER_HEADER_H
#include "stack.hh"
#include "location.hh"
#include <iostream>
/* Using locations. */
-#define YYLSP_NEEDED b4_locations_flag
+#define YYLSP_NEEDED ]b4_locations_flag[
-b4_token_defines(b4_tokens)
+]b4_token_defines(b4_tokens)[
/* Copy the first part of user declarations. */
-b4_pre_prologue
+]b4_pre_prologue[
-/* Line __line__ of __file__. */
-b4_syncline([@oline@], [@ofile@])
+]/* Line __line__ of __file__. */
+b4_syncline([@oline@], [@ofile@])[
/* Enabling traces. */
#ifndef YYDEBUG
-# define YYDEBUG b4_debug
+# define YYDEBUG ]b4_debug[
#endif
/* Enabling verbose error message. */
#ifndef YYERROR_VERBOSE
-# define YYERROR_VERBOSE b4_error_verbose
+# define YYERROR_VERBOSE ]b4_error_verbose[
#endif
#ifndef YYSTYPE
-m4_ifdef([b4_stype],
+]m4_ifdef([b4_stype],
[b4_syncline([b4_stype_line], [b4_filename])
typedef union b4_stype yystype;
/* Line __line__ of __file__. */
b4_syncline([@oline@], [@ofile@])],
-[typedef int yystype;])
+[typedef int yystype;])[
# define YYSTYPE yystype
#endif
/* Copy the second part of user declarations. */
-b4_post_prologue
+]b4_post_prologue[
-/* Line __line__ of __file__. */
-b4_syncline([@oline@], [@ofile@])
+]/* Line __line__ of __file__. */
+b4_syncline([@oline@], [@ofile@])[
#ifndef YYLLOC_DEFAULT
# define YYLLOC_DEFAULT(Current, Rhs, N) \
- Current.last_line = Rhs[[N]].last_line; \
- Current.last_column = Rhs[[N]].last_column;
+ Current.last_line = Rhs[N].last_line; \
+ Current.last_column = Rhs[N].last_column;
#endif
namespace yy
{
- class b4_parser_class_name;
+ class ]b4_parser_class_name[;
template < typename P >
struct Traits
};
template < >
- struct Traits< b4_parser_class_name >
+ struct Traits< ]b4_parser_class_name[ >
{
- typedef b4_int_type_for([b4_translate]) TokenNumberType;
- typedef b4_int_type_for([b4_rhs]) RhsNumberType;
+ typedef ]b4_int_type_for([b4_translate])[ TokenNumberType;
+ typedef ]b4_int_type_for([b4_rhs])[ RhsNumberType;
typedef int StateType;
typedef yystype SemanticType;
- typedef b4_location_type LocationType;
+ typedef ]b4_location_type[ LocationType;
};
}
namespace yy
{
- class b4_parser_class_name b4_inherit
+ class ]b4_parser_class_name b4_inherit[
{
public:
- typedef Traits< b4_parser_class_name >::TokenNumberType TokenNumberType;
- typedef Traits< b4_parser_class_name >::RhsNumberType RhsNumberType;
- typedef Traits< b4_parser_class_name >::StateType StateType;
- typedef Traits< b4_parser_class_name >::SemanticType SemanticType;
- typedef Traits< b4_parser_class_name >::LocationType LocationType;
+ typedef Traits< ]b4_parser_class_name[ >::TokenNumberType TokenNumberType;
+ typedef Traits< ]b4_parser_class_name[ >::RhsNumberType RhsNumberType;
+ typedef Traits< ]b4_parser_class_name[ >::StateType StateType;
+ typedef Traits< ]b4_parser_class_name[ >::SemanticType SemanticType;
+ typedef Traits< ]b4_parser_class_name[ >::LocationType LocationType;
typedef Stack< StateType > StateStack;
typedef Stack< SemanticType > SemanticStack;
typedef Stack< LocationType > LocationStack;
#if YYLSP_NEEDED
- b4_parser_class_name (bool debug,
- LocationType initlocation[]b4_param) :
- b4_constructor[]debug_ (debug),
+ ]b4_parser_class_name[ (bool debug,
+ LocationType initlocation][]b4_param[) :
+ ]b4_constructor[][debug_ (debug),
cdebug_ (std::cerr),
initlocation_ (initlocation)
#else
- b4_parser_class_name (bool debug[]b4_param) :
- b4_constructor[]debug_ (debug),
+ ]b4_parser_class_name[ (bool debug][]b4_param[) :
+ ]b4_constructor[][debug_ (debug),
cdebug_ (std::cerr)
#endif
{
}
- virtual ~b4_parser_class_name ()
+ virtual ~]b4_parser_class_name[ ()
{
}
LocationStack location_stack_;
/* Tables. */
- static const b4_int_type_for([b4_pact]) pact_[[]];
- static const b4_int_type_for([b4_pact]) pact_ninf_;
- static const b4_int_type_for([b4_defact]) defact_[[]];
- static const b4_int_type_for([b4_pgoto]) pgoto_[[]];
- static const b4_int_type_for([b4_defgoto]) defgoto_[[]];
- static const b4_int_type_for([b4_table]) table_[[]];
- static const b4_int_type_for([b4_table]) table_ninf_;
- static const b4_int_type_for([b4_check]) check_[[]];
- static const b4_int_type_for([b4_r1]) r1_[[]];
- static const b4_int_type_for([b4_r2]) r2_[[]];
+ static const ]b4_int_type_for([b4_pact])[ pact_[];
+ static const ]b4_int_type_for([b4_pact])[ pact_ninf_;
+ static const ]b4_int_type_for([b4_defact])[ defact_[];
+ static const ]b4_int_type_for([b4_pgoto])[ pgoto_[];
+ static const ]b4_int_type_for([b4_defgoto])[ defgoto_[];
+ static const ]b4_int_type_for([b4_table])[ table_[];
+ static const ]b4_int_type_for([b4_table])[ table_ninf_;
+ static const ]b4_int_type_for([b4_check])[ check_[];
+ static const ]b4_int_type_for([b4_r1])[ r1_[];
+ static const ]b4_int_type_for([b4_r2])[ r2_[];
#if YYDEBUG || YYERROR_VERBOSE
- static const char* const name_[[]];
+ static const char* const name_[];
#endif
/* More tables, for debugging. */
#if YYDEBUG
- static const RhsNumberType rhs_[[]];
- 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_stos]) stos_[[]];
- static const b4_int_type_for([b4_toknum]) token_number_[[]];
+ static const RhsNumberType rhs_[];
+ 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_stos])[ stos_[];
+ static const ]b4_int_type_for([b4_toknum])[ token_number_[];
#endif
/* Even more tables. */
};
}
-#endif /* ! defined YYLSP_NEEDED */
+#endif /* ! defined PARSER_HEADER_H */]
dnl
@output @output_parser_name@
b4_copyright([C++ Skeleton parser for LALR(1) parsing with Bison],
- [2002])
+ [2002])[
#include @output_header_name@
#endif /* !YYDEBUG */
int
-yy::b4_parser_class_name::parse ()
+yy::]b4_parser_class_name[::parse ()
{
int nerrs = 0;
int errstatus = 0;
yybackup:
/* Try to take a decision without lookahead. */
- n_ = pact_[[state_]];
+ n_ = pact_[state_];
if (n_ == pact_ninf_)
goto yydefault;
if (debug_)
{
YYCDEBUG << "Next token is " << looka_
- << " (" << name_[[ilooka_]];
+ << " (" << name_[ilooka_];
print_ ();
YYCDEBUG << ')' << std::endl;
}
}
n_ += ilooka_;
- if (n_ < 0 || last_ < n_ || check_[[n_]] != ilooka_)
+ if (n_ < 0 || last_ < n_ || check_[n_] != ilooka_)
goto yydefault;
/* Reduce or error. */
- n_ = table_[[n_]];
+ n_ = table_[n_];
if (n_ < 0)
{
if (n_ == table_ninf_)
/* Shift the lookahead token. */
YYCDEBUG << "Shifting token " << looka_
- << " (" << name_[[ilooka_]] << "), ";
+ << " (" << name_[ilooka_] << "), ";
/* Discard the token being shifted unless it is eof. */
if (looka_ != eof_)
/* Default action. */
yydefault:
- n_ = defact_[[state_]];
+ n_ = defact_[state_];
if (n_ == 0)
goto yyerrlab;
goto yyreduce;
/* Reduce. */
yyreduce:
- len_ = r2_[[n_]];
+ len_ = r2_[n_];
if (len_)
{
- yyval = semantic_stack_[[len_ - 1]];
- yyloc = location_stack_[[len_ - 1]];
+ yyval = semantic_stack_[len_ - 1];
+ yyloc = location_stack_[len_ - 1];
}
else
{
- yyval = semantic_stack_[[0]];
- yyloc = location_stack_[[0]];
+ yyval = semantic_stack_[0];
+ yyloc = location_stack_[0];
}
#if YYDEBUG
if (debug_)
{
YYCDEBUG << "Reducing via rule " << n_ - 1
- << " (line " << rline_[[n_]] << "), ";
- for (b4_int_type_for([b4_prhs]) i = prhs_[[n_]];
- 0 <= rhs_[[i]]; ++i)
- YYCDEBUG << name_[[rhs_[i]]] << ' ';
- YYCDEBUG << "-> " << name_[[r1_[n_]]] << std::endl;
+ << " (line " << rline_[n_] << "), ";
+ for (]b4_int_type_for([b4_prhs])[ i = prhs_[n_];
+ 0 <= rhs_[i]; ++i)
+ YYCDEBUG << name_[rhs_[i]] << ' ';
+ YYCDEBUG << "-> " << name_[r1_[n_]] << std::endl;
}
#endif
switch (n_)
{
- b4_actions
+ ]b4_actions[
}
-/* Line __line__ of __file__. */
-b4_syncline([@oline@], [@ofile@])
+]/* Line __line__ of __file__. */
+b4_syncline([@oline@], [@ofile@])[
state_stack_.pop (len_);
semantic_stack_.pop (len_);
location_stack_.push (yyloc);
/* Shift the result of the reduction. */
- n_ = r1_[[n_]];
- state_ = pgoto_[[n_ - ntokens_]] + state_stack_[[0]];
- if (0 <= state_ && state_ <= last_ && check_[[state_]] == state_stack_[[0]])
- state_ = table_[[state_]];
+ n_ = r1_[n_];
+ state_ = pgoto_[n_ - ntokens_] + state_stack_[0];
+ if (0 <= state_ && state_ <= last_ && check_[state_] == state_stack_[0])
+ state_ = table_[state_];
else
- state_ = defgoto_[[n_ - ntokens_]];
+ state_ = defgoto_[n_ - ntokens_];
goto yynewstate;
/* Report and recover from errors. This is very incomplete. */
++nerrs;
#if YYERROR_VERBOSE
- n_ = pact_[[state_]];
+ n_ = pact_[state_];
if (pact_ninf_ < n_ && n_ < last_)
{
- message = "parse error, unexpected ";
- message += name_[[ilooka_]];
+ message = "syntax error, unexpected ";
+ message += name_[ilooka_];
{
int count = 0;
for (int x = (n_ < 0 ? -n_ : 0); x < ntokens_ + nnts_; ++x)
- if (check_[[x + n_]] == x && x != terror_)
+ if (check_[x + n_] == x && x != terror_)
++count;
if (count < 5)
{
count = 0;
for (int x = (n_ < 0 ? -n_ : 0); x < ntokens_ + nnts_; ++x)
- if (check_[[x + n_]] == x && x != terror_)
+ if (check_[x + n_] == x && x != terror_)
{
message += (!count++) ? ", expecting " : " or ";
- message += name_[[x]];
+ message += name_[x];
}
}
}
}
else
#endif
- message = "parse error";
+ message = "syntax error";
error_ ();
}
goto yyerrlab1;
if (looka_ == eof_)
goto yyabortlab;
YYCDEBUG << "Discarding token " << looka_
- << " (" << name_[[ilooka_]] << ")." << std::endl;
+ << " (" << name_[ilooka_] << ")." << std::endl;
looka_ = empty_;
}
for (;;)
{
- n_ = pact_[[state_]];
+ n_ = pact_[state_];
if (n_ != pact_ninf_)
{
n_ += terror_;
- if (0 <= n_ && n_ <= last_ && check_[[n_]] == terror_)
+ if (0 <= n_ && n_ <= last_ && check_[n_] == terror_)
{
- n_ = table_[[n_]];
+ n_ = table_[n_];
if (0 < n_)
break;
}
#if YYDEBUG
if (debug_)
{
- if (stos_[[state_]] < ntokens_)
+ if (stos_[state_] < ntokens_)
{
YYCDEBUG << "Error: popping token "
- << token_number_[[stos_[state_]]]
- << " (" << name_[[stos_[state_]]];
+ << token_number_[stos_[state_]]
+ << " (" << name_[stos_[state_]];
# ifdef YYPRINT
- YYPRINT (stderr, token_number_[[stos_[state_]]],
+ YYPRINT (stderr, token_number_[stos_[state_]],
semantic_stack_.top ());
# endif
YYCDEBUG << ')' << std::endl;
else
{
YYCDEBUG << "Error: popping nonterminal ("
- << name_[[stos_[state_]]] << ')' << std::endl;
+ << name_[stos_[state_]] << ')' << std::endl;
}
}
#endif
- state_ = (state_stack_.pop (), state_stack_[[0]]);
+ state_ = (state_stack_.pop (), state_stack_[0]);
semantic_stack_.pop ();
location_stack_.pop ();;
}
void
-yy::b4_parser_class_name::lex_ ()
+yy::]b4_parser_class_name[::lex_ ()
{
#if YYLSP_NEEDED
looka_ = yylex (&value, &location);
#endif
}
-/* YYPACT[[STATE-NUM]] -- Index in YYTABLE of the portion describing
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
STATE-NUM. */
-const b4_int_type_for([b4_pact]) yy::b4_parser_class_name::pact_ninf_ = b4_pact_ninf;
-const b4_int_type_for([b4_pact])
-yy::b4_parser_class_name::pact_[[]] =
+const ]b4_int_type_for([b4_pact]) yy::b4_parser_class_name::pact_ninf_ = b4_pact_ninf[;
+const ]b4_int_type_for([b4_pact])[
+yy::]b4_parser_class_name[::pact_[] =
{
- b4_pact
+ ]b4_pact[
};
-/* YYDEFACT[[S]] -- default rule to reduce with in state S when YYTABLE
+/* YYDEFACT[S] -- default rule to reduce with in state S when YYTABLE
doesn't specify something else to do. Zero means the default is an
error. */
-const b4_int_type_for([b4_defact])
-yy::b4_parser_class_name::defact_[[]] =
+const ]b4_int_type_for([b4_defact])[
+yy::]b4_parser_class_name[::defact_[] =
{
- b4_defact
+ ]b4_defact[
};
-/* YYPGOTO[[NTERM-NUM]]. */
-const b4_int_type_for([b4_pgoto])
-yy::b4_parser_class_name::pgoto_[[]] =
+/* YYPGOTO[NTERM-NUM]. */
+const ]b4_int_type_for([b4_pgoto])[
+yy::]b4_parser_class_name[::pgoto_[] =
{
- b4_pgoto
+ ]b4_pgoto[
};
-/* YYDEFGOTO[[NTERM-NUM]]. */
-const b4_int_type_for([b4_defgoto])
-yy::b4_parser_class_name::defgoto_[[]] =
+/* YYDEFGOTO[NTERM-NUM]. */
+const ]b4_int_type_for([b4_defgoto])[
+yy::]b4_parser_class_name[::defgoto_[] =
{
- b4_defgoto
+ ]b4_defgoto[
};
-/* YYTABLE[[YYPACT[STATE-NUM]]]. What to do in state STATE-NUM. If
+/* 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. */
-const b4_int_type_for([b4_table]) yy::b4_parser_class_name::table_ninf_ = b4_table_ninf;
-const b4_int_type_for([b4_table])
-yy::b4_parser_class_name::table_[[]] =
+const ]b4_int_type_for([b4_table]) yy::b4_parser_class_name::table_ninf_ = b4_table_ninf[;
+const ]b4_int_type_for([b4_table])[
+yy::]b4_parser_class_name[::table_[] =
{
- b4_table
+ ]b4_table[
};
/* YYCHECK. */
-const b4_int_type_for([b4_check])
-yy::b4_parser_class_name::check_[[]] =
+const ]b4_int_type_for([b4_check])[
+yy::]b4_parser_class_name[::check_[] =
{
- b4_check
+ ]b4_check[
};
#if YYDEBUG
-/* STOS_[[STATE-NUM]] -- The (internal number of the) accessing
+/* STOS_[STATE-NUM] -- The (internal number of the) accessing
symbol of state STATE-NUM. */
-const b4_int_type_for([b4_stos])
-yy::b4_parser_class_name::stos_[[]] =
+const ]b4_int_type_for([b4_stos])[
+yy::]b4_parser_class_name[::stos_[] =
{
- b4_stos
+ ]b4_stos[
};
-/* TOKEN_NUMBER_[[YYLEX-NUM]] -- Internal token number corresponding
+/* TOKEN_NUMBER_[YYLEX-NUM] -- Internal token number corresponding
to YYLEX-NUM. */
-const b4_int_type_for([b4_toknum])
-yy::b4_parser_class_name::token_number_[[]] =
+const ]b4_int_type_for([b4_toknum])[
+yy::]b4_parser_class_name[::token_number_[] =
{
- b4_toknum
+ ]b4_toknum[
};
#endif
-/* YYR1[[YYN]] -- Symbol number of symbol that rule YYN derives. */
-const b4_int_type_for([b4_r1])
-yy::b4_parser_class_name::r1_[[]] =
+/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
+const ]b4_int_type_for([b4_r1])[
+yy::]b4_parser_class_name[::r1_[] =
{
- b4_r1
+ ]b4_r1[
};
-/* YYR2[[YYN]] -- Number of symbols composing right hand side of rule YYN. */
-const b4_int_type_for([b4_r2])
-yy::b4_parser_class_name::r2_[[]] =
+/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
+const ]b4_int_type_for([b4_r2])[
+yy::]b4_parser_class_name[::r2_[] =
{
- b4_r2
+ ]b4_r2[
};
#if YYDEBUG || YYERROR_VERBOSE
-/* YYTNAME[[SYMBOL-NUM]] -- String name of the symbol SYMBOL-NUM.
+/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
const char*
-const yy::b4_parser_class_name::name_[[]] =
+const yy::]b4_parser_class_name[::name_[] =
{
- b4_tname
+ ]b4_tname[
};
#endif
#if YYDEBUG
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
-const yy::b4_parser_class_name::RhsNumberType
-yy::b4_parser_class_name::rhs_[[]] =
+const yy::]b4_parser_class_name[::RhsNumberType
+yy::]b4_parser_class_name[::rhs_[] =
{
- b4_rhs
+ ]b4_rhs[
};
-/* YYPRHS[[YYN]] -- Index of the first RHS symbol of rule number YYN in
+/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
YYRHS. */
-const b4_int_type_for([b4_prhs])
-yy::b4_parser_class_name::prhs_[[]] =
+const ]b4_int_type_for([b4_prhs])[
+yy::]b4_parser_class_name[::prhs_[] =
{
- b4_prhs
+ ]b4_prhs[
};
-/* YYRLINE[[YYN]] -- source line where rule number YYN was defined. */
-const b4_int_type_for([b4_rline])
-yy::b4_parser_class_name::rline_[[]] =
+/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
+const ]b4_int_type_for([b4_rline])[
+yy::]b4_parser_class_name[::rline_[] =
{
- b4_rline
+ ]b4_rline[
};
#endif
/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
-yy::b4_parser_class_name::TokenNumberType
-yy::b4_parser_class_name::translate_ (int token)
+yy::]b4_parser_class_name[::TokenNumberType
+yy::]b4_parser_class_name[::translate_ (int token)
{
static
const TokenNumberType
- translate_[[]] =
+ translate_[] =
{
- b4_translate
+ ]b4_translate[
};
if ((unsigned) token <= user_token_number_max_)
- return translate_[[token]];
+ return translate_[token];
else
return undef_token_;
}
-const int yy::b4_parser_class_name::eof_ = 0;
-const int yy::b4_parser_class_name::last_ = b4_last;
-const int yy::b4_parser_class_name::nnts_ = b4_nterms_number;
-const int yy::b4_parser_class_name::empty_ = -2;
-const int yy::b4_parser_class_name::final_ = b4_final_state_number;
-const int yy::b4_parser_class_name::terror_ = 1;
-const int yy::b4_parser_class_name::errcode_ = 256;
-const int yy::b4_parser_class_name::ntokens_ = b4_tokens_number;
-const int yy::b4_parser_class_name::initdepth_ = b4_stack_depth_init;
+const int yy::]b4_parser_class_name[::eof_ = 0;
+const int yy::]b4_parser_class_name[::last_ = ]b4_last[;
+const int yy::]b4_parser_class_name[::nnts_ = ]b4_nterms_number[;
+const int yy::]b4_parser_class_name[::empty_ = -2;
+const int yy::]b4_parser_class_name[::final_ = ]b4_final_state_number[;
+const int yy::]b4_parser_class_name[::terror_ = 1;
+const int yy::]b4_parser_class_name[::errcode_ = 256;
+const int yy::]b4_parser_class_name[::ntokens_ = ]b4_tokens_number[;
+const int yy::]b4_parser_class_name[::initdepth_ = ]b4_stack_depth_init[;
-const unsigned yy::b4_parser_class_name::user_token_number_max_ = b4_user_token_number_max;
-const yy::b4_parser_class_name::TokenNumberType yy::b4_parser_class_name::undef_token_ = b4_undef_token_number;
+const unsigned yy::]b4_parser_class_name[::user_token_number_max_ = ]b4_user_token_number_max[;
+const yy::]b4_parser_class_name[::TokenNumberType yy::]b4_parser_class_name[::undef_token_ = ]b4_undef_token_number[;
-b4_epilogue
+]b4_epilogue
dnl
@output stack.hh
-b4_copyright([2002])
+b4_copyright([2002])[
#ifndef BISON_STACK_HH
# define BISON_STACK_HH
inline
T&
- operator [[]] (unsigned index)
+ operator [] (unsigned index)
{
- return seq_[[index]];
+ return seq_[index];
}
inline
const T&
- operator [[]] (unsigned index) const
+ operator [] (unsigned index) const
{
- return seq_[[index]];
+ return seq_[index];
}
inline
inline
const T&
- operator [[]] (unsigned index) const
+ operator [] (unsigned index) const
{
- return stack_[[range_ - index]];
+ return stack_[range_ - index];
}
private:
};
}
-#endif // not BISON_STACK_HH
+#endif // not BISON_STACK_HH]
dnl
@output location.hh
-b4_copyright([2002])
+b4_copyright([2002])[
#ifndef BISON_LOCATION_HH
# define BISON_LOCATION_HH
};
}
-#endif // not BISON_LOCATION_HH
+#endif // not BISON_LOCATION_HH]
projects / bison.git / blobdiff