A Bison parser. More...

#include <sql_parser.hpp>

Collaboration diagram for CoGaDB::SQL::Parser:

Classes
union	semantic_type
	Symbol semantic values. More...
struct	token
	Tokens. More...
Public Types
typedef location	location_type
	Symbol locations.
typedef token::yytokentype	token_type
	Token type.
typedef int	debug_level_type
	Type for debugging levels.
Public Member Functions
	Parser (CoGaDB::SQL::Driver &driver_yyarg, CoGaDB::SQL::Scanner::type &scanner_yyarg)
	Build a parser object.
virtual	~Parser ()
virtual int	parse ()
std::ostream &	debug_stream () const
	The current debugging stream.
void	set_debug_stream (std::ostream &)
	Set the current debugging stream.
debug_level_type	debug_level () const
	The current debugging level.
void	set_debug_level (debug_level_type l)
	Set the current debugging level.
Private Types
typedef int	state_type
	State numbers.
typedef stack< state_type >	state_stack_type
	State stack type.
typedef stack< semantic_type >	semantic_stack_type
	Semantic value stack type.
typedef stack< location_type >	location_stack_type
	location stack type.
typedef unsigned char	token_number_type
	Internal symbol numbers.
typedef short int	rhs_number_type
	A type to store symbol numbers and -1.
Private Member Functions
virtual void	error (const location_type &loc, const std::string &msg)
virtual std::string	yysyntax_error_ (int yystate, int tok)
virtual void	yy_symbol_value_print_ (int yytype, const semantic_type yyvaluep, const location_type yylocationp)
	Report a symbol value on the debug stream.
virtual void	yy_symbol_print_ (int yytype, const semantic_type yyvaluep, const location_type yylocationp)
	Report a symbol on the debug stream.
virtual void	yy_reduce_print_ (int r)
	Report on the debug stream that the rule r is going to be reduced.
virtual void	yystack_print_ ()
	Print the state stack on the debug stream.
token_number_type	yytranslate_ (int t)
	Convert a scanner token number t to a symbol number.
void	yydestruct_ (const char yymsg, int yytype, semantic_type yyvaluep, location_type *yylocationp)
	Reclaim the memory associated to a symbol.
void	yypop_ (unsigned int n=1)
	Pop n symbols the three stacks.
Static Private Member Functions
static bool	yy_pact_value_is_default_ (int yyvalue)
static bool	yy_table_value_is_error_ (int yyvalue)
Private Attributes
state_stack_type	yystate_stack_
	The state stack.
semantic_stack_type	yysemantic_stack_
	The semantic value stack.
location_stack_type	yylocation_stack_
	The location stack.
int	yydebug_
std::ostream *	yycdebug_
CoGaDB::SQL::Driver &	driver
CoGaDB::SQL::Scanner::type &	scanner
Static Private Attributes
static const short int	yypact_ []
	For a state, the index in yytable_ of its portion.
static const short int	yypact_ninf_ = -401
static const unsigned short int	yydefact_ []
static const short int	yypgoto_ []
static const short int	yydefgoto_ []
static const short int	yytable_ []
static const short int	yytable_ninf_ = -159
static const short int	yycheck_ []
static const unsigned char	yystos_ []
	For a state, its accessing symbol.
static const unsigned char	yyr1_ []
	For a rule, its LHS.
static const unsigned char	yyr2_ []
	For a rule, its RHS length.
static const char *const	yytname_ []
	For a symbol, its name in clear.
static const rhs_number_type	yyrhs_ []
	A `-1'-separated list of the rules' RHS.
static const unsigned short int	yyprhs_ []
	For each rule, the index of the first RHS symbol in yyrhs_.
static const unsigned short int	yyrline_ []
	For each rule, its source line number.
static const unsigned short int	yytoken_number_ []
	For each scanner token number, its symbol number.
static const int	yyeof_ = 0
static const int	yylast_ = 607
static const int	yynnts_ = 112
static const int	yyempty_ = -2
static const int	yyfinal_ = 58
static const int	yyterror_ = 1
static const int	yyerrcode_ = 256
static const int	yyntokens_ = 112
static const unsigned int	yyuser_token_number_max_ = 355
static const token_number_type	yyundef_token_ = 2

Detailed Description

A Bison parser.

Member Typedef Documentation

typedef int CoGaDB::SQL::Parser::debug_level_type

Type for debugging levels.

typedef stack<location_type> CoGaDB::SQL::Parser::location_stack_type [private]

location stack type.

typedef location CoGaDB::SQL::Parser::location_type

Symbol locations.

typedef short int CoGaDB::SQL::Parser::rhs_number_type [private]

A type to store symbol numbers and -1.

typedef stack<semantic_type> CoGaDB::SQL::Parser::semantic_stack_type [private]

Semantic value stack type.

typedef stack<state_type> CoGaDB::SQL::Parser::state_stack_type [private]

State stack type.

typedef int CoGaDB::SQL::Parser::state_type [private]

State numbers.

typedef unsigned char CoGaDB::SQL::Parser::token_number_type [private]

Internal symbol numbers.

typedef token::yytokentype CoGaDB::SQL::Parser::token_type

Token type.

Constructor & Destructor Documentation

Parser::Parser	(	CoGaDB::SQL::Driver &	driver_yyarg,
		CoGaDB::SQL::Scanner::type &	scanner_yyarg
	)

Build a parser object.

Parser::~Parser ( ) [virtual]

Member Function Documentation

Parser::debug_level_type Parser::debug_level ( ) const

The current debugging level.

References yydebug_.

std::ostream & Parser::debug_stream ( ) const

The current debugging stream.

References yycdebug_.

void Parser::error	(	const location_type &	loc,
		const std::string &	msg
	)		`[private, virtual]`

Report a syntax error.

Parameters:

loc	where the syntax error is found.
msg	a description of the syntax error.

References driver, and CoGaDB::SQL::Driver::error().

Referenced by parse().

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int Parser::parse ( ) [virtual]

Parse.

Returns:: 0 iff parsing succeeded.

Lookahead and lookahead in internal form.

Semantic value of the lookahead.

Location of the lookahead.

The locations where the error started and ended.

$$.

$.

Referenced by CoGaDB::SQL::Driver::parse().

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void Parser::set_debug_level ( debug_level_type l )

Set the current debugging level.

References yydebug_.

Referenced by CoGaDB::SQL::Driver::Driver().

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void Parser::set_debug_stream ( std::ostream & o )

Set the current debugging stream.

References yycdebug_.

bool Parser::yy_pact_value_is_default_ ( int yyvalue ) [inline, static, private]

Whether the given yypact_ value indicates a defaulted state.

Parameters:

yyvalue the value to check

References yypact_ninf_.

Referenced by parse().

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void Parser::yy_reduce_print_ ( int r ) [private, virtual]

Report on the debug stream that the rule r is going to be reduced.

References YY_SYMBOL_PRINT, yycdebug_, yylocation_stack_, yyprhs_, yyr2_, yyrhs_, yyrline_, and yysemantic_stack_.

void Parser::yy_symbol_print_	(	int	yytype,
		const semantic_type *	yyvaluep,
		const location_type *	yylocationp
	)		`[private, virtual]`

Report a symbol on the debug stream.

Parameters:

yytype	The token type.
yyvaluep	Its semantic value.
yylocationp	Its location.

References yy_symbol_value_print_(), yycdebug_, yyntokens_, and yytname_.

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void Parser::yy_symbol_value_print_	(	int	yytype,
		const semantic_type *	yyvaluep,
		const location_type *	yylocationp
	)		`[inline, private, virtual]`

Report a symbol value on the debug stream.

Parameters:

yytype	The token type.
yyvaluep	Its semantic value.
yylocationp	Its location.

References YYUSE.

Referenced by yy_symbol_print_().

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bool Parser::yy_table_value_is_error_ ( int yyvalue ) [inline, static, private]

Whether the given yytable_ value indicates a syntax error.

Parameters:

yyvalue the value to check

References yytable_ninf_.

Referenced by parse().

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void Parser::yydestruct_	(	const char *	yymsg,
		int	yytype,
		semantic_type *	yyvaluep,
		location_type *	yylocationp
	)		`[inline, private]`

Reclaim the memory associated to a symbol.

Parameters:

yymsg	Why this token is reclaimed.
yytype	The symbol type.
yyvaluep	Its semantic value.
yylocationp	Its location.

References YY_SYMBOL_PRINT, and YYUSE.

Referenced by parse().

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void Parser::yypop_ ( unsigned int n = 1 ) [inline, private]

Pop n symbols the three stacks.

References CoGaDB::SQL::stack< T, S >::pop(), yylocation_stack_, yysemantic_stack_, and yystate_stack_.

Referenced by parse().

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void Parser::yystack_print_ ( ) [private, virtual]

Print the state stack on the debug stream.

References CoGaDB::SQL::stack< T, S >::begin(), CoGaDB::SQL::stack< T, S >::end(), yycdebug_, and yystate_stack_.

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std::string Parser::yysyntax_error_	(	int	yystate,
		int	tok
	)		`[private, virtual]`

Generate an error message.

Parameters:

state	the state where the error occurred.
tok	the lookahead token.

References YY_.

Referenced by parse().

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Parser::token_number_type Parser::yytranslate_ ( int t ) [private]

Convert a scanner token number t to a symbol number.

References yyundef_token_, and yyuser_token_number_max_.

Referenced by parse().

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Member Data Documentation

CoGaDB::SQL::Driver& CoGaDB::SQL::Parser::driver [private]

Referenced by error(), and parse().

CoGaDB::SQL::Scanner::type& CoGaDB::SQL::Parser::scanner [private]

Referenced by parse().

std::ostream* CoGaDB::SQL::Parser::yycdebug_ [private]

Referenced by debug_stream(), set_debug_stream(), yy_reduce_print_(), yy_symbol_print_(), and yystack_print_().

const short int Parser::yycheck_ [static, private]

Referenced by parse().

int CoGaDB::SQL::Parser::yydebug_ [private]

Referenced by debug_level(), and set_debug_level().

const unsigned short int Parser::yydefact_ [static, private]

For a state, default reduction number. Unlessyytable_ specifies something else to do. Zero means the default is an error.

Referenced by parse().

const short int Parser::yydefgoto_ [static, private]

Initial value:

  {
        -1,    14,    15,    16,   147,   148,   149,    17,   157,   158,
     159,   294,   351,   160,   178,   151,   445,   110,   152,   448,
     218,   219,   220,   418,   419,    18,    45,   117,   321,   322,
     323,   377,   441,   442,   462,   368,   369,   472,   435,   436,
      19,    20,    21,    22,    23,    24,    25,   181,   317,   318,
      26,    27,    28,    29,    30,    51,    31,   138,   139,    32,
     106,   107,   104,    33,    34,    35,    79,   126,   127,   191,
     192,   193,   194,   195,   267,   412,   413,   105,   272,   373,
     333,   166,   167,   168,   169,   170,   362,   171,   172,   358,
     173,   307,   174,   241,   175,    81,    82,    83,    84,    85,
      86,   196,    87,   237,   179,    37,    46,    88,   409,   269,
     420,    94
  }

Referenced by parse().

const int Parser::yyempty_ = -2 [static, private]

Referenced by parse().

const int Parser::yyeof_ = 0 [static, private]

Referenced by parse().

const int Parser::yyerrcode_ = 256 [static, private]

const int Parser::yyfinal_ = 58 [static, private]

Referenced by parse().

const int Parser::yylast_ = 607 [static, private]

Referenced by parse().

location_stack_type CoGaDB::SQL::Parser::yylocation_stack_ [private]

The location stack.

Referenced by parse(), yy_reduce_print_(), and yypop_().

const int Parser::yynnts_ = 112 [static, private]

const int Parser::yyntokens_ = 112 [static, private]

Referenced by parse(), and yy_symbol_print_().

const short int Parser::yypact_ [static, private]

For a state, the index in yytable_ of its portion.

Referenced by parse().

const short int Parser::yypact_ninf_ = -401 [static, private]

Referenced by yy_pact_value_is_default_().

const short int Parser::yypgoto_ [static, private]

Initial value:

  {
      -401,  -401,   565,  -401,  -401,  -401,   435,   -15,  -401,   355,
    -401,  -401,  -401,  -401,  -217,  -401,  -401,  -141,  -401,  -401,
    -401,  -401,   302,  -401,   138,  -401,  -401,  -401,  -401,  -401,
     264,   131,  -401,   126,   145,  -401,   222,  -401,  -401,   156,
    -400,  -401,  -401,  -401,  -401,  -401,  -401,  -401,  -401,   227,
    -401,  -401,  -401,  -401,  -401,   -47,  -401,  -401,   385,  -401,
     470,   417,   103,   -13,   -19,  -105,   -89,  -183,  -401,  -401,
    -180,   409,  -401,  -401,  -401,  -401,  -401,  -401,  -401,  -401,
    -401,  -149,  -401,  -401,  -401,  -401,   242,  -401,  -401,   246,
    -401,  -401,  -401,  -196,   -39,   474,  -401,  -233,   -50,  -401,
     252,   -10,  -100,   159,   -79,    -1,  -401,   -86,  -401,  -401,
     -44,   507
  }

Referenced by parse().

const unsigned short int Parser::yyprhs_ [static, private]

Initial value:

  {
         0,     0,     3,     6,    10,    12,    18,    19,    21,    23,
      26,    28,    30,    32,    39,    41,    45,    47,    49,    53,
      54,    57,    60,    64,    69,    72,    75,    78,    83,    86,
      92,    97,   103,   111,   122,   127,   129,   133,   141,   142,
     146,   147,   151,   159,   160,   164,   167,   169,   171,   173,
     177,   179,   181,   183,   186,   189,   191,   195,   197,   199,
     201,   210,   211,   213,   215,   217,   219,   221,   223,   225,
     226,   228,   230,   233,   240,   241,   245,   247,   251,   254,
     257,   258,   260,   262,   264,   267,   273,   275,   278,   280,
     283,   286,   288,   290,   292,   294,   296,   298,   300,   302,
     304,   306,   308,   310,   312,   314,   316,   319,   322,   330,
     335,   340,   346,   351,   353,   355,   359,   361,   363,   366,
     369,   376,   378,   380,   381,   383,   385,   394,   395,   397,
     401,   405,   409,   415,   417,   421,   423,   424,   426,   428,
     432,   437,   439,   443,   448,   450,   452,   458,   461,   463,
     467,   469,   472,   474,   476,   478,   482,   487,   493,   494,
     496,   497,   499,   502,   505,   506,   510,   512,   516,   517,
     520,   524,   528,   531,   535,   537,   539,   541,   543,   545,
     547,   549,   551,   555,   559,   566,   572,   578,   583,   584,
     587,   592,   596,   603,   609,   616,   622,   624,   628,   633,
     635,   637,   639,   642,   649,   653,   657,   661,   665,   668,
     671,   673,   675,   677,   681,   683,   687,   689,   693,   695,
     697,   699,   701,   704,   708,   713,   719,   725,   730,   732,
     734,   736,   738,   742,   744,   748,   754,   756,   761,   763,
     768,   770,   775,   782,   784,   789,   796,   798,   800,   802,
     807,   809,   812,   814,   816,   818,   821,   823,   825,   827,
     832,   836,   839
  }

For each rule, the index of the first RHS symbol in yyrhs_.

Referenced by yy_reduce_print_().

const unsigned char Parser::yyr1_ [static, private]

Initial value:

  {
         0,   112,   113,   113,   114,   115,   116,   116,   117,   117,
     118,   118,   118,   119,   120,   120,   121,   121,   122,   123,
     123,   124,   124,   124,   124,   124,   124,   124,   124,   124,
     125,   125,   125,   125,   125,   126,   126,   127,   128,   128,
     129,   129,   130,   131,   131,   132,   132,   132,   133,   133,
     134,   134,   134,   134,   134,   135,   135,   136,   136,   114,
     137,   138,   138,   139,   139,   139,   139,   139,   139,   140,
     140,   141,   141,   142,   143,   143,   144,   144,   145,   145,
     146,   146,   146,   147,   147,   148,   149,   149,   150,   150,
     151,   151,   114,   152,   152,   152,   152,   152,   152,   152,
     152,   152,   152,   152,   152,   152,   153,   154,   155,   156,
     157,   158,   159,   159,   160,   160,   161,   161,   162,   163,
     164,   165,   166,   167,   167,   167,   168,   169,   169,   169,
     170,   170,   171,   172,   172,   173,   174,   174,   175,   175,
     175,   176,   176,   177,   178,   178,   179,   180,   181,   181,
     182,   182,   182,   183,   183,   183,   184,   185,   186,   186,
     187,   187,   188,   189,   190,   190,   191,   191,   192,   192,
     193,   193,   193,   193,   193,   194,   194,   194,   194,   194,
     194,   194,   195,   195,   196,   196,   197,   197,   198,   198,
     199,   199,   200,   200,   200,   200,   201,   201,   202,   203,
     203,   203,   204,   205,   206,   206,   206,   206,   206,   206,
     206,   206,   206,   206,   207,   207,   208,   208,   209,   209,
     209,   210,   210,   210,   211,   211,   211,   211,   212,   212,
     212,   213,   213,   214,   214,   214,   215,   215,   215,   215,
     215,   215,   215,   215,   215,   215,   215,   215,   215,   215,
     215,   215,   216,   217,   218,   219,   220,   221,   222,   114,
     114,   223,   223
  }

For a rule, its LHS.

Referenced by parse().

const unsigned char Parser::yyr2_ [static, private]

Initial value:

  {
         0,     2,     2,     3,     1,     5,     0,     1,     1,     2,
       1,     1,     1,     6,     1,     3,     1,     1,     3,     0,
       2,     2,     3,     4,     2,     2,     2,     4,     2,     5,
       4,     5,     7,    10,     4,     1,     3,     7,     0,     3,
       0,     3,     7,     0,     3,     2,     1,     1,     1,     3,
       1,     1,     1,     2,     2,     1,     3,     1,     1,     1,
       8,     0,     1,     1,     1,     1,     1,     1,     1,     0,
       1,     1,     2,     6,     0,     3,     1,     3,     2,     2,
       0,     1,     1,     1,     2,     5,     1,     2,     1,     2,
       2,     1,     1,     1,     1,     1,     1,     1,     1,     1,
       1,     1,     1,     1,     1,     1,     2,     2,     7,     4,
       4,     5,     4,     1,     1,     3,     1,     1,     2,     2,
       6,     1,     1,     0,     1,     1,     8,     0,     1,     3,
       3,     3,     5,     1,     3,     1,     0,     1,     1,     3,
       4,     1,     3,     4,     1,     1,     5,     2,     1,     3,
       1,     2,     1,     1,     1,     3,     4,     5,     0,     1,
       0,     1,     2,     2,     0,     3,     1,     3,     0,     2,
       3,     3,     2,     3,     1,     1,     1,     1,     1,     1,
       1,     1,     3,     3,     6,     5,     5,     4,     0,     2,
       4,     3,     6,     5,     6,     5,     1,     3,     4,     1,
       1,     1,     2,     6,     3,     3,     3,     3,     2,     2,
       1,     1,     1,     3,     1,     3,     1,     3,     1,     1,
       1,     1,     2,     3,     4,     5,     5,     4,     1,     1,
       1,     1,     3,     1,     3,     5,     1,     4,     1,     4,
       1,     4,     6,     1,     4,     6,     1,     1,     1,     4,
       1,     2,     1,     1,     1,     2,     1,     1,     1,     4,
       3,     2,     1
  }

For a rule, its RHS length.

Referenced by parse(), and yy_reduce_print_().

const Parser::rhs_number_type Parser::yyrhs_ [static, private]

A `-1'-separated list of the rules' RHS.

Referenced by yy_reduce_print_().

const unsigned short int Parser::yyrline_ [static, private]

Initial value:

  {
         0,   222,   222,   229,   238,   242,   245,   247,   251,   252,
     256,   257,   258,   262,   271,   276,   285,   286,   290,   297,
     299,   303,   304,   305,   306,   307,   308,   309,   310,   311,
     315,   316,   317,   319,   321,   325,   326,   330,   334,   336,
     340,   341,   345,   349,   351,   355,   356,   357,   361,   362,
     366,   367,   368,   369,   370,   375,   376,   380,   381,   385,
     389,   396,   398,   402,   403,   404,   405,   406,   407,   410,
     412,   416,   417,   421,   426,   429,   436,   443,   454,   458,
     466,   467,   468,   472,   473,   477,   482,   483,   487,   488,
     492,   493,   499,   503,   504,   505,   506,   507,   508,   509,
     510,   511,   512,   513,   514,   515,   519,   523,   527,   531,
     535,   539,   548,   550,   555,   560,   569,   570,   575,   579,
     583,   589,   593,   599,   601,   602,   606,   610,   611,   612,
     616,   617,   621,   625,   626,   630,   634,   635,   641,   642,
     643,   647,   648,   652,   661,   662,   672,   688,   692,   697,
     706,   707,   708,   712,   713,   714,   718,   727,   736,   738,
     742,   743,   748,   752,   756,   757,   761,   766,   774,   776,
     782,   788,   794,   795,   796,   800,   801,   802,   803,   804,
     805,   806,   810,   816,   823,   830,   840,   841,   844,   846,
     850,   851,   855,   856,   857,   858,   862,   863,   867,   871,
     872,   873,   877,   881,   887,   893,   899,   905,   911,   915,
     924,   928,   933,   937,   944,   945,   954,   959,   969,   970,
     971,   975,   976,   977,   981,   982,   983,   984,   992,   997,
    1002,  1012,  1017,  1024,  1025,  1026,  1032,  1034,  1036,  1038,
    1040,  1042,  1044,  1046,  1048,  1050,  1052,  1054,  1056,  1058,
    1060,  1062,  1068,  1071,  1074,  1078,  1081,  1084,  1087,  1091,
    1092,  1095,  1096
  }

For each rule, its source line number.

Referenced by yy_reduce_print_().

semantic_stack_type CoGaDB::SQL::Parser::yysemantic_stack_ [private]

The semantic value stack.

Referenced by parse(), yy_reduce_print_(), and yypop_().

state_stack_type CoGaDB::SQL::Parser::yystate_stack_ [private]

The state stack.

Referenced by parse(), yypop_(), and yystack_print_().

const unsigned char Parser::yystos_ [static, private]

For a state, its accessing symbol.

Referenced by parse().

const short int Parser::yytable_ [static, private]

What to do in a state. yytable_[yypact_[s]]: what to do in state s.

if positive, shift that token.
if negative, reduce the rule which number is the opposite.
if zero, do what YYDEFACT says.

Referenced by parse().

const short int Parser::yytable_ninf_ = -159 [static, private]

Referenced by yy_table_value_is_error_().

const int Parser::yyterror_ = 1 [static, private]

Referenced by parse().

const char *const Parser::yytname_ [static, private]

For a symbol, its name in clear.

Referenced by yy_symbol_print_().

const unsigned short int Parser::yytoken_number_ [static, private]

Initial value:

  {
         0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
     265,   266,    43,    45,    42,    47,   267,   268,   269,   270,
     271,   272,   273,   274,   275,   276,   277,   278,   279,   280,
     281,   282,   283,   284,   285,   286,   287,   288,   289,   290,
     291,   292,   293,   294,   295,   296,   297,   298,   299,   300,
     301,   302,   303,   304,   305,   306,   307,   308,   309,   310,
     311,   312,   313,   314,   315,   316,   317,   318,   319,   320,
     321,   322,   323,   324,   325,   326,   327,   328,   329,   330,
     331,   332,   333,   334,   335,   336,   337,   338,   339,   340,
     341,   342,   343,   344,   345,   346,   347,   348,   349,   350,
     351,   352,   353,   354,   355,    59,    40,    41,    44,    61,
      46,    58
  }

For each scanner token number, its symbol number.

const Parser::token_number_type Parser::yyundef_token_ = 2 [static, private]

Referenced by yytranslate_().

const unsigned int Parser::yyuser_token_number_max_ = 355 [static, private]

Referenced by yytranslate_().

The documentation for this class was generated from the following files:

/home/sebastian/gpudbms/trunk/cogadb/src/sql/server/sql_parser.hpp
/home/sebastian/gpudbms/trunk/cogadb/src/sql/server/sql_parser.cpp

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