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- #line 37 "parser.cc" // lalr1.cc:404
- # ifndef YY_NULLPTR
- # if defined __cplusplus && 201103L <= __cplusplus
- # define YY_NULLPTR nullptr
- # else
- # define YY_NULLPTR 0
- # endif
- # endif
- #include "parser.h"
- #line 51 "parser.cc" // lalr1.cc:412
- #line 40 "parser.yy" // lalr1.cc:413
- # include "eval_context.h"
- #line 57 "parser.cc" // lalr1.cc:413
- #ifndef YY_
- # if defined YYENABLE_NLS && YYENABLE_NLS
- # if ENABLE_NLS
- # include <libintl.h>
- # define YY_(msgid) dgettext ("bison-runtime", msgid)
- # endif
- # endif
- # ifndef YY_
- # define YY_(msgid) msgid
- # endif
- #endif
- #define YYRHSLOC(Rhs, K) ((Rhs)[K].location)
- # ifndef YYLLOC_DEFAULT
- # define YYLLOC_DEFAULT(Current, Rhs, N) \
- do \
- if (N) \
- { \
- (Current).begin = YYRHSLOC (Rhs, 1).begin; \
- (Current).end = YYRHSLOC (Rhs, N).end; \
- } \
- else \
- { \
- (Current).begin = (Current).end = YYRHSLOC (Rhs, 0).end; \
- } \
- while ( false)
- # endif
- #define YYUSE(E) ((void) (E))
- #if YYDEBUG
- # define YYCDEBUG if (yydebug_) (*yycdebug_)
- # define YY_SYMBOL_PRINT(Title, Symbol) \
- do { \
- if (yydebug_) \
- { \
- *yycdebug_ << Title << ' '; \
- yy_print_ (*yycdebug_, Symbol); \
- *yycdebug_ << std::endl; \
- } \
- } while (false)
- # define YY_REDUCE_PRINT(Rule) \
- do { \
- if (yydebug_) \
- yy_reduce_print_ (Rule); \
- } while (false)
- # define YY_STACK_PRINT() \
- do { \
- if (yydebug_) \
- yystack_print_ (); \
- } while (false)
- #else
- # define YYCDEBUG if (false) std::cerr
- # define YY_SYMBOL_PRINT(Title, Symbol) YYUSE(Symbol)
- # define YY_REDUCE_PRINT(Rule) static_cast<void>(0)
- # define YY_STACK_PRINT() static_cast<void>(0)
- #endif
- #define yyerrok (yyerrstatus_ = 0)
- #define yyclearin (yyla.clear ())
- #define YYACCEPT goto yyacceptlab
- #define YYABORT goto yyabortlab
- #define YYERROR goto yyerrorlab
- #define YYRECOVERING() (!!yyerrstatus_)
- #line 21 "parser.yy" // lalr1.cc:479
- namespace isc { namespace eval {
- #line 143 "parser.cc" // lalr1.cc:479
-
- std::string
- EvalParser::yytnamerr_ (const char *yystr)
- {
- if (*yystr == '"')
- {
- std::string yyr = "";
- char const *yyp = yystr;
- for (;;)
- switch (*++yyp)
- {
- case '\'':
- case ',':
- goto do_not_strip_quotes;
- case '\\':
- if (*++yyp != '\\')
- goto do_not_strip_quotes;
-
- default:
- yyr += *yyp;
- break;
- case '"':
- return yyr;
- }
- do_not_strip_quotes: ;
- }
- return yystr;
- }
-
- EvalParser::EvalParser (EvalContext& ctx_yyarg)
- :
- #if YYDEBUG
- yydebug_ (false),
- yycdebug_ (&std::cerr),
- #endif
- ctx (ctx_yyarg)
- {}
- EvalParser::~EvalParser ()
- {}
-
-
- inline
- EvalParser::by_state::by_state ()
- : state (empty_state)
- {}
- inline
- EvalParser::by_state::by_state (const by_state& other)
- : state (other.state)
- {}
- inline
- void
- EvalParser::by_state::clear ()
- {
- state = empty_state;
- }
- inline
- void
- EvalParser::by_state::move (by_state& that)
- {
- state = that.state;
- that.clear ();
- }
- inline
- EvalParser::by_state::by_state (state_type s)
- : state (s)
- {}
- inline
- EvalParser::symbol_number_type
- EvalParser::by_state::type_get () const
- {
- if (state == empty_state)
- return empty_symbol;
- else
- return yystos_[state];
- }
- inline
- EvalParser::stack_symbol_type::stack_symbol_type ()
- {}
- inline
- EvalParser::stack_symbol_type::stack_symbol_type (state_type s, symbol_type& that)
- : super_type (s, that.location)
- {
- switch (that.type_get ())
- {
- case 15:
- case 16:
- case 17:
- case 18:
- case 19:
- value.move< std::string > (that.value);
- break;
- default:
- break;
- }
-
- that.type = empty_symbol;
- }
- inline
- EvalParser::stack_symbol_type&
- EvalParser::stack_symbol_type::operator= (const stack_symbol_type& that)
- {
- state = that.state;
- switch (that.type_get ())
- {
- case 15:
- case 16:
- case 17:
- case 18:
- case 19:
- value.copy< std::string > (that.value);
- break;
- default:
- break;
- }
- location = that.location;
- return *this;
- }
- template <typename Base>
- inline
- void
- EvalParser::yy_destroy_ (const char* yymsg, basic_symbol<Base>& yysym) const
- {
- if (yymsg)
- YY_SYMBOL_PRINT (yymsg, yysym);
- }
- #if YYDEBUG
- template <typename Base>
- void
- EvalParser::yy_print_ (std::ostream& yyo,
- const basic_symbol<Base>& yysym) const
- {
- std::ostream& yyoutput = yyo;
- YYUSE (yyoutput);
- symbol_number_type yytype = yysym.type_get ();
-
-
- if (yysym.empty ())
- std::abort ();
- yyo << (yytype < yyntokens_ ? "token" : "nterm")
- << ' ' << yytname_[yytype] << " ("
- << yysym.location << ": ";
- switch (yytype)
- {
- case 15:
- #line 67 "parser.yy" // lalr1.cc:636
- { yyoutput << yysym.value.template as< std::string > (); }
- #line 326 "parser.cc" // lalr1.cc:636
- break;
- case 16:
- #line 67 "parser.yy" // lalr1.cc:636
- { yyoutput << yysym.value.template as< std::string > (); }
- #line 333 "parser.cc" // lalr1.cc:636
- break;
- case 17:
- #line 67 "parser.yy" // lalr1.cc:636
- { yyoutput << yysym.value.template as< std::string > (); }
- #line 340 "parser.cc" // lalr1.cc:636
- break;
- case 18:
- #line 67 "parser.yy" // lalr1.cc:636
- { yyoutput << yysym.value.template as< std::string > (); }
- #line 347 "parser.cc" // lalr1.cc:636
- break;
- case 19:
- #line 67 "parser.yy" // lalr1.cc:636
- { yyoutput << yysym.value.template as< std::string > (); }
- #line 354 "parser.cc" // lalr1.cc:636
- break;
- default:
- break;
- }
- yyo << ')';
- }
- #endif
- inline
- void
- EvalParser::yypush_ (const char* m, state_type s, symbol_type& sym)
- {
- stack_symbol_type t (s, sym);
- yypush_ (m, t);
- }
- inline
- void
- EvalParser::yypush_ (const char* m, stack_symbol_type& s)
- {
- if (m)
- YY_SYMBOL_PRINT (m, s);
- yystack_.push (s);
- }
- inline
- void
- EvalParser::yypop_ (unsigned int n)
- {
- yystack_.pop (n);
- }
- #if YYDEBUG
- std::ostream&
- EvalParser::debug_stream () const
- {
- return *yycdebug_;
- }
- void
- EvalParser::set_debug_stream (std::ostream& o)
- {
- yycdebug_ = &o;
- }
- EvalParser::debug_level_type
- EvalParser::debug_level () const
- {
- return yydebug_;
- }
- void
- EvalParser::set_debug_level (debug_level_type l)
- {
- yydebug_ = l;
- }
- #endif
- inline EvalParser::state_type
- EvalParser::yy_lr_goto_state_ (state_type yystate, int yysym)
- {
- int yyr = yypgoto_[yysym - yyntokens_] + yystate;
- if (0 <= yyr && yyr <= yylast_ && yycheck_[yyr] == yystate)
- return yytable_[yyr];
- else
- return yydefgoto_[yysym - yyntokens_];
- }
- inline bool
- EvalParser::yy_pact_value_is_default_ (int yyvalue)
- {
- return yyvalue == yypact_ninf_;
- }
- inline bool
- EvalParser::yy_table_value_is_error_ (int yyvalue)
- {
- return yyvalue == yytable_ninf_;
- }
- int
- EvalParser::parse ()
- {
-
- int yyn;
-
- int yylen = 0;
-
- int yynerrs_ = 0;
- int yyerrstatus_ = 0;
-
- symbol_type yyla;
-
- stack_symbol_type yyerror_range[3];
-
- int yyresult;
-
-
- try
- {
- YYCDEBUG << "Starting parse" << std::endl;
-
- yystack_.clear ();
- yypush_ (YY_NULLPTR, 0, yyla);
-
- yynewstate:
- YYCDEBUG << "Entering state " << yystack_[0].state << std::endl;
-
- if (yystack_[0].state == yyfinal_)
- goto yyacceptlab;
- goto yybackup;
-
- yybackup:
-
- yyn = yypact_[yystack_[0].state];
- if (yy_pact_value_is_default_ (yyn))
- goto yydefault;
-
- if (yyla.empty ())
- {
- YYCDEBUG << "Reading a token: ";
- try
- {
- symbol_type yylookahead (yylex (ctx));
- yyla.move (yylookahead);
- }
- catch (const syntax_error& yyexc)
- {
- error (yyexc);
- goto yyerrlab1;
- }
- }
- YY_SYMBOL_PRINT ("Next token is", yyla);
-
- yyn += yyla.type_get ();
- if (yyn < 0 || yylast_ < yyn || yycheck_[yyn] != yyla.type_get ())
- goto yydefault;
-
- yyn = yytable_[yyn];
- if (yyn <= 0)
- {
- if (yy_table_value_is_error_ (yyn))
- goto yyerrlab;
- yyn = -yyn;
- goto yyreduce;
- }
-
- if (yyerrstatus_)
- --yyerrstatus_;
-
- yypush_ ("Shifting", yyn, yyla);
- goto yynewstate;
-
- yydefault:
- yyn = yydefact_[yystack_[0].state];
- if (yyn == 0)
- goto yyerrlab;
- goto yyreduce;
-
- yyreduce:
- yylen = yyr2_[yyn];
- {
- stack_symbol_type yylhs;
- yylhs.state = yy_lr_goto_state_(yystack_[yylen].state, yyr1_[yyn]);
-
- switch (yyr1_[yyn])
- {
- case 15:
- case 16:
- case 17:
- case 18:
- case 19:
- yylhs.value.build< std::string > ();
- break;
- default:
- break;
- }
-
- {
- slice<stack_symbol_type, stack_type> slice (yystack_, yylen);
- YYLLOC_DEFAULT (yylhs.location, slice, yylen);
- }
-
- YY_REDUCE_PRINT (yyn);
- try
- {
- switch (yyn)
- {
- case 3:
- #line 80 "parser.yy" // lalr1.cc:859
- {
- TokenPtr eq(new TokenEqual());
- ctx.expression.push_back(eq);
- }
- #line 585 "parser.cc" // lalr1.cc:859
- break;
- case 4:
- #line 87 "parser.yy" // lalr1.cc:859
- {
- TokenPtr str(new TokenString(yystack_[0].value.as< std::string > ()));
- ctx.expression.push_back(str);
- }
- #line 594 "parser.cc" // lalr1.cc:859
- break;
- case 5:
- #line 92 "parser.yy" // lalr1.cc:859
- {
- TokenPtr hex(new TokenHexString(yystack_[0].value.as< std::string > ()));
- ctx.expression.push_back(hex);
- }
- #line 603 "parser.cc" // lalr1.cc:859
- break;
- case 6:
- #line 97 "parser.yy" // lalr1.cc:859
- {
- uint16_t numeric_code = ctx.convert_option_code(yystack_[3].value.as< std::string > (), yystack_[3].location);
- TokenPtr opt(new TokenOption(numeric_code, TokenOption::TEXTUAL));
- ctx.expression.push_back(opt);
- }
- #line 613 "parser.cc" // lalr1.cc:859
- break;
- case 7:
- #line 103 "parser.yy" // lalr1.cc:859
- {
- uint16_t numeric_code = ctx.convert_option_code(yystack_[3].value.as< std::string > (), yystack_[3].location);
- TokenPtr opt(new TokenOption(numeric_code, TokenOption::HEXADECIMAL));
- ctx.expression.push_back(opt);
- }
- #line 623 "parser.cc" // lalr1.cc:859
- break;
- case 8:
- #line 109 "parser.yy" // lalr1.cc:859
- {
- uint16_t numeric_code = ctx.convert_option_name(yystack_[3].value.as< std::string > (), yystack_[3].location);
- TokenPtr opt(new TokenOption(numeric_code, TokenOption::TEXTUAL));
- ctx.expression.push_back(opt);
- }
- #line 633 "parser.cc" // lalr1.cc:859
- break;
- case 9:
- #line 115 "parser.yy" // lalr1.cc:859
- {
- uint16_t numeric_code = ctx.convert_option_name(yystack_[3].value.as< std::string > (), yystack_[3].location);
- TokenPtr opt(new TokenOption(numeric_code, TokenOption::HEXADECIMAL));
- ctx.expression.push_back(opt);
- }
- #line 643 "parser.cc" // lalr1.cc:859
- break;
- case 10:
- #line 121 "parser.yy" // lalr1.cc:859
- {
- TokenPtr sub(new TokenSubstring());
- ctx.expression.push_back(sub);
- }
- #line 652 "parser.cc" // lalr1.cc:859
- break;
- case 12:
- #line 130 "parser.yy" // lalr1.cc:859
- {
- TokenPtr str(new TokenString(yystack_[0].value.as< std::string > ()));
- ctx.expression.push_back(str);
- }
- #line 661 "parser.cc" // lalr1.cc:859
- break;
- case 13:
- #line 137 "parser.yy" // lalr1.cc:859
- {
- TokenPtr str(new TokenString(yystack_[0].value.as< std::string > ()));
- ctx.expression.push_back(str);
- }
- #line 670 "parser.cc" // lalr1.cc:859
- break;
- case 14:
- #line 142 "parser.yy" // lalr1.cc:859
- {
- TokenPtr str(new TokenString("all"));
- ctx.expression.push_back(str);
- }
- #line 679 "parser.cc" // lalr1.cc:859
- break;
- #line 683 "parser.cc" // lalr1.cc:859
- default:
- break;
- }
- }
- catch (const syntax_error& yyexc)
- {
- error (yyexc);
- YYERROR;
- }
- YY_SYMBOL_PRINT ("-> $$ =", yylhs);
- yypop_ (yylen);
- yylen = 0;
- YY_STACK_PRINT ();
-
- yypush_ (YY_NULLPTR, yylhs);
- }
- goto yynewstate;
-
- yyerrlab:
-
- if (!yyerrstatus_)
- {
- ++yynerrs_;
- error (yyla.location, yysyntax_error_ (yystack_[0].state, yyla));
- }
- yyerror_range[1].location = yyla.location;
- if (yyerrstatus_ == 3)
- {
-
-
- if (yyla.type_get () == yyeof_)
- YYABORT;
- else if (!yyla.empty ())
- {
- yy_destroy_ ("Error: discarding", yyla);
- yyla.clear ();
- }
- }
-
- goto yyerrlab1;
-
- yyerrorlab:
-
- if (false)
- goto yyerrorlab;
- yyerror_range[1].location = yystack_[yylen - 1].location;
-
- yypop_ (yylen);
- yylen = 0;
- goto yyerrlab1;
-
- yyerrlab1:
- yyerrstatus_ = 3;
- {
- stack_symbol_type error_token;
- for (;;)
- {
- yyn = yypact_[yystack_[0].state];
- if (!yy_pact_value_is_default_ (yyn))
- {
- yyn += yyterror_;
- if (0 <= yyn && yyn <= yylast_ && yycheck_[yyn] == yyterror_)
- {
- yyn = yytable_[yyn];
- if (0 < yyn)
- break;
- }
- }
-
- if (yystack_.size () == 1)
- YYABORT;
- yyerror_range[1].location = yystack_[0].location;
- yy_destroy_ ("Error: popping", yystack_[0]);
- yypop_ ();
- YY_STACK_PRINT ();
- }
- yyerror_range[2].location = yyla.location;
- YYLLOC_DEFAULT (error_token.location, yyerror_range, 2);
-
- error_token.state = yyn;
- yypush_ ("Shifting", error_token);
- }
- goto yynewstate;
-
- yyacceptlab:
- yyresult = 0;
- goto yyreturn;
-
- yyabortlab:
- yyresult = 1;
- goto yyreturn;
- yyreturn:
- if (!yyla.empty ())
- yy_destroy_ ("Cleanup: discarding lookahead", yyla);
-
- yypop_ (yylen);
- while (1 < yystack_.size ())
- {
- yy_destroy_ ("Cleanup: popping", yystack_[0]);
- yypop_ ();
- }
- return yyresult;
- }
- catch (...)
- {
- YYCDEBUG << "Exception caught: cleaning lookahead and stack"
- << std::endl;
-
-
- if (!yyla.empty ())
- yy_destroy_ (YY_NULLPTR, yyla);
- while (1 < yystack_.size ())
- {
- yy_destroy_ (YY_NULLPTR, yystack_[0]);
- yypop_ ();
- }
- throw;
- }
- }
- void
- EvalParser::error (const syntax_error& yyexc)
- {
- error (yyexc.location, yyexc.what());
- }
-
- std::string
- EvalParser::yysyntax_error_ (state_type yystate, const symbol_type& yyla) const
- {
-
-
- size_t yycount = 0;
-
- enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
-
- char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
-
- if (!yyla.empty ())
- {
- int yytoken = yyla.type_get ();
- yyarg[yycount++] = yytname_[yytoken];
- int yyn = yypact_[yystate];
- if (!yy_pact_value_is_default_ (yyn))
- {
-
- int yyxbegin = yyn < 0 ? -yyn : 0;
-
- int yychecklim = yylast_ - yyn + 1;
- int yyxend = yychecklim < yyntokens_ ? yychecklim : yyntokens_;
- for (int yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck_[yyx + yyn] == yyx && yyx != yyterror_
- && !yy_table_value_is_error_ (yytable_[yyx + yyn]))
- {
- if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
- {
- yycount = 1;
- break;
- }
- else
- yyarg[yycount++] = yytname_[yyx];
- }
- }
- }
- char const* yyformat = YY_NULLPTR;
- switch (yycount)
- {
- #define YYCASE_(N, S) \
- case N: \
- yyformat = S; \
- break
- YYCASE_(0, YY_("syntax error"));
- YYCASE_(1, YY_("syntax error, unexpected %s"));
- YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s"));
- YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s"));
- YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s"));
- YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"));
- #undef YYCASE_
- }
- std::string yyres;
-
- size_t yyi = 0;
- for (char const* yyp = yyformat; *yyp; ++yyp)
- if (yyp[0] == '%' && yyp[1] == 's' && yyi < yycount)
- {
- yyres += yytnamerr_ (yyarg[yyi++]);
- ++yyp;
- }
- else
- yyres += *yyp;
- return yyres;
- }
- const signed char EvalParser::yypact_ninf_ = -14;
- const signed char EvalParser::yytable_ninf_ = -1;
- const signed char
- EvalParser::yypact_[] =
- {
- -4, -9, -5, -14, -14, -14, 8, -14, 9, -13,
- -4, -14, -4, 0, 6, 11, -14, 13, 14, 15,
- 10, 12, -14, 16, -14, -14, -14, -14, -6, -14,
- -14, 17, -14
- };
- const unsigned char
- EvalParser::yydefact_[] =
- {
- 0, 0, 0, 4, 5, 11, 0, 2, 0, 0,
- 0, 1, 0, 0, 0, 0, 3, 0, 0, 0,
- 0, 0, 12, 0, 6, 7, 8, 9, 0, 14,
- 13, 0, 10
- };
- const signed char
- EvalParser::yypgoto_[] =
- {
- -14, -14, -14, -3, -14, -14
- };
- const signed char
- EvalParser::yydefgoto_[] =
- {
- -1, 6, 7, 8, 23, 31
- };
- const unsigned char
- EvalParser::yytable_[] =
- {
- 1, 2, 29, 13, 9, 14, 10, 15, 11, 16,
- 30, 3, 12, 4, 17, 5, 24, 25, 26, 27,
- 18, 19, 20, 21, 0, 0, 28, 0, 0, 32,
- 0, 22
- };
- const signed char
- EvalParser::yycheck_[] =
- {
- 4, 5, 8, 16, 13, 18, 11, 10, 0, 12,
- 16, 15, 3, 17, 14, 19, 6, 7, 6, 7,
- 14, 10, 9, 9, -1, -1, 10, -1, -1, 12,
- -1, 16
- };
- const unsigned char
- EvalParser::yystos_[] =
- {
- 0, 4, 5, 15, 17, 19, 21, 22, 23, 13,
- 11, 0, 3, 16, 18, 23, 23, 14, 14, 10,
- 9, 9, 16, 24, 6, 7, 6, 7, 10, 8,
- 16, 25, 12
- };
- const unsigned char
- EvalParser::yyr1_[] =
- {
- 0, 20, 21, 22, 23, 23, 23, 23, 23, 23,
- 23, 23, 24, 25, 25
- };
- const unsigned char
- EvalParser::yyr2_[] =
- {
- 0, 2, 1, 3, 1, 1, 6, 6, 6, 6,
- 8, 1, 1, 1, 1
- };
-
-
- const char*
- const EvalParser::yytname_[] =
- {
- "\"end of file\"", "error", "$undefined", "\"==\"", "\"option\"",
- "\"substring\"", "\"text\"", "\"hex\"", "\"all\"", "\".\"", "\",\"",
- "\"(\"", "\")\"", "\"[\"", "\"]\"", "\"constant string\"", "\"integer\"",
- "\"constant hexstring\"", "\"option name\"", "TOKEN", "$accept",
- "expression", "bool_expr", "string_expr", "start_expr", "length_expr", YY_NULLPTR
- };
- #if YYDEBUG
- const unsigned char
- EvalParser::yyrline_[] =
- {
- 0, 76, 76, 79, 86, 91, 96, 102, 108, 114,
- 120, 125, 129, 136, 141
- };
-
- void
- EvalParser::yystack_print_ ()
- {
- *yycdebug_ << "Stack now";
- for (stack_type::const_iterator
- i = yystack_.begin (),
- i_end = yystack_.end ();
- i != i_end; ++i)
- *yycdebug_ << ' ' << i->state;
- *yycdebug_ << std::endl;
- }
-
- void
- EvalParser::yy_reduce_print_ (int yyrule)
- {
- unsigned int yylno = yyrline_[yyrule];
- int yynrhs = yyr2_[yyrule];
-
- *yycdebug_ << "Reducing stack by rule " << yyrule - 1
- << " (line " << yylno << "):" << std::endl;
-
- for (int yyi = 0; yyi < yynrhs; yyi++)
- YY_SYMBOL_PRINT (" $" << yyi + 1 << " =",
- yystack_[(yynrhs) - (yyi + 1)]);
- }
- #endif
- #line 21 "parser.yy" // lalr1.cc:1167
- } }
- #line 1067 "parser.cc" // lalr1.cc:1167
- #line 148 "parser.yy" // lalr1.cc:1168
- void
- isc::eval::EvalParser::error(const location_type& loc,
- const std::string& what)
- {
- ctx.error(loc, what);
- }
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