
/*  A Bison parser, made from gram.y
    by GNU Bison version 1.28  */

#define PLPGSQL_YYBISON 1  /* Identify Bison output.  */

#define	K_ALIAS	257
#define	K_ASSIGN	258
#define	K_BEGIN	259
#define	K_CLOSE	260
#define	K_CONSTANT	261
#define	K_CURSOR	262
#define	K_DEBUG	263
#define	K_DECLARE	264
#define	K_DEFAULT	265
#define	K_DIAGNOSTICS	266
#define	K_DOTDOT	267
#define	K_ELSE	268
#define	K_ELSIF	269
#define	K_END	270
#define	K_EXCEPTION	271
#define	K_EXECUTE	272
#define	K_EXIT	273
#define	K_FOR	274
#define	K_FETCH	275
#define	K_FROM	276
#define	K_GET	277
#define	K_IF	278
#define	K_IN	279
#define	K_INTO	280
#define	K_IS	281
#define	K_LOOP	282
#define	K_NOT	283
#define	K_NOTICE	284
#define	K_NULL	285
#define	K_OPEN	286
#define	K_PERFORM	287
#define	K_ROW_COUNT	288
#define	K_RAISE	289
#define	K_RECORD	290
#define	K_RENAME	291
#define	K_RESULT_OID	292
#define	K_RETURN	293
#define	K_REVERSE	294
#define	K_SELECT	295
#define	K_THEN	296
#define	K_TO	297
#define	K_TYPE	298
#define	K_WHEN	299
#define	K_WHILE	300
#define	T_FUNCTION	301
#define	T_TRIGGER	302
#define	T_LABEL	303
#define	T_STRING	304
#define	T_VARIABLE	305
#define	T_ROW	306
#define	T_ROWTYPE	307
#define	T_RECORD	308
#define	T_RECFIELD	309
#define	T_TGARGV	310
#define	T_DTYPE	311
#define	T_WORD	312
#define	T_NUMBER	313
#define	T_ERROR	314
#define	O_OPTION	315
#define	O_DUMP	316

#line 1 "gram.y"

/**********************************************************************
 * gram.y				- Parser for the PL/pgSQL
 *						  procedural language
 *
 * IDENTIFICATION
 *	  $Header: /home/postgres/cvs_root/pgsql-r-v7.2/src/pl/plpgsql/src/gram.y,v 1.1.1.1 2002/02/07 17:56:25 bpalmer Exp $
 *
 *	  This software is copyrighted by Jan Wieck - Hamburg.
 *
 *	  The author hereby grants permission  to  use,  copy,	modify,
 *	  distribute,  and	license this software and its documentation
 *	  for any purpose, provided that existing copyright notices are
 *	  retained	in	all  copies  and  that	this notice is included
 *	  verbatim in any distributions. No written agreement, license,
 *	  or  royalty  fee	is required for any of the authorized uses.
 *	  Modifications to this software may be  copyrighted  by  their
 *	  author  and  need  not  follow  the licensing terms described
 *	  here, provided that the new terms are  clearly  indicated  on
 *	  the first page of each file where they apply.
 *
 *	  IN NO EVENT SHALL THE AUTHOR OR DISTRIBUTORS BE LIABLE TO ANY
 *	  PARTY  FOR  DIRECT,	INDIRECT,	SPECIAL,   INCIDENTAL,	 OR
 *	  CONSEQUENTIAL   DAMAGES  ARISING	OUT  OF  THE  USE  OF  THIS
 *	  SOFTWARE, ITS DOCUMENTATION, OR ANY DERIVATIVES THEREOF, EVEN
 *	  IF  THE  AUTHOR  HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
 *	  DAMAGE.
 *
 *	  THE  AUTHOR  AND	DISTRIBUTORS  SPECIFICALLY	 DISCLAIM	ANY
 *	  WARRANTIES,  INCLUDING,  BUT	NOT  LIMITED  TO,  THE	IMPLIED
 *	  WARRANTIES  OF  MERCHANTABILITY,	FITNESS  FOR  A  PARTICULAR
 *	  PURPOSE,	AND NON-INFRINGEMENT.  THIS SOFTWARE IS PROVIDED ON
 *	  AN "AS IS" BASIS, AND THE AUTHOR	AND  DISTRIBUTORS  HAVE  NO
 *	  OBLIGATION   TO	PROVIDE   MAINTENANCE,	 SUPPORT,  UPDATES,
 *	  ENHANCEMENTS, OR MODIFICATIONS.
 *
 **********************************************************************/

#include "plpgsql.h"


static	PLpgSQL_expr	*read_sql_construct(int until,
											const char *expected,
											bool isexpression,
											const char *sqlstart);
static	PLpgSQL_expr	*read_sql_stmt(const char *sqlstart);
static	PLpgSQL_type	*read_datatype(int tok);
static	PLpgSQL_stmt	*make_select_stmt(void);
static	PLpgSQL_stmt	*make_fetch_stmt(void);
static	PLpgSQL_expr	*make_tupret_expr(PLpgSQL_row *row);


#line 54 "gram.y"
typedef union {
		int32					ival;
		char					*str;
		struct
		{
			char *name;
			int  lineno;
		}						varname;
		struct
		{
			int  nalloc;
			int  nused;
			int	 *nums;
		}						intlist;
		struct
		{
			int  nalloc;
			int  nused;
			PLpgSQL_diag_item *dtitems;
		}						dtlist;
		struct
		{
			int  reverse;
			PLpgSQL_expr *expr;
		}						forilow;
		struct
		{
			char *label;
			int  n_initvars;
			int  *initvarnos;
		}						declhdr;
		PLpgSQL_type			*dtype;
		PLpgSQL_var				*var;
		PLpgSQL_row				*row;
		PLpgSQL_rec				*rec;
		PLpgSQL_recfield		*recfield;
		PLpgSQL_trigarg			*trigarg;
		PLpgSQL_expr			*expr;
		PLpgSQL_stmt			*stmt;
		PLpgSQL_stmts			*stmts;
		PLpgSQL_stmt_block		*program;
		PLpgSQL_nsitem			*nsitem;
} PLPGSQL_YYSTYPE;
#include <stdio.h>

#ifndef __cplusplus
#ifndef __STDC__
#define const
#endif
#endif



#define	PLPGSQL_YYFINAL		230
#define	PLPGSQL_YYFLAG		-32768
#define	PLPGSQL_YYNTBASE	69

#define PLPGSQL_YYTRANSLATE(x) ((unsigned)(x) <= 316 ? plpgsql_yytranslate[x] : 141)

static const char plpgsql_yytranslate[] = {     0,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,    66,
    67,     2,     2,    68,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,    63,    64,
     2,    65,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     1,     3,     4,     5,     6,
     7,     8,     9,    10,    11,    12,    13,    14,    15,    16,
    17,    18,    19,    20,    21,    22,    23,    24,    25,    26,
    27,    28,    29,    30,    31,    32,    33,    34,    35,    36,
    37,    38,    39,    40,    41,    42,    43,    44,    45,    46,
    47,    48,    49,    50,    51,    52,    53,    54,    55,    56,
    57,    58,    59,    60,    61,    62
};

#if PLPGSQL_YYDEBUG != 0
static const short plpgsql_yyprhs[] = {     0,
     0,     5,    10,    11,    13,    16,    18,    21,    22,    24,
    30,    32,    35,    39,    41,    44,    46,    52,    54,    56,
    62,    66,    70,    76,    82,    83,    91,    92,    93,    97,
    99,   103,   106,   108,   110,   112,   114,   116,   118,   119,
   121,   122,   123,   126,   128,   130,   132,   134,   135,   137,
   140,   142,   145,   147,   149,   151,   153,   155,   157,   159,
   161,   163,   165,   167,   169,   171,   173,   175,   177,   179,
   181,   185,   190,   196,   202,   206,   208,   210,   212,   214,
   216,   218,   227,   228,   234,   237,   242,   248,   257,   259,
   261,   263,   264,   273,   282,   284,   286,   289,   294,   297,
   304,   310,   312,   314,   316,   318,   321,   323,   326,   329,
   332,   337,   340,   344,   348,   353,   358,   360,   362,   364,
   366,   367,   368,   369,   370,   376,   377,   379,   381,   384,
   386
};

static const short plpgsql_yyrhs[] = {    47,
    70,    74,    73,     0,    48,    70,    74,    73,     0,     0,
    71,     0,    71,    72,     0,    72,     0,    61,    62,     0,
     0,    63,     0,    75,     5,   140,    95,    16,     0,   136,
     0,   136,    76,     0,   136,    76,    77,     0,    10,     0,
    77,    78,     0,    78,     0,    64,    64,   139,    65,    65,
     0,    10,     0,    79,     0,    88,    90,    91,    92,    93,
     0,    88,    36,    63,     0,    88,    87,    63,     0,    88,
     3,    20,    86,    63,     0,    37,    89,    43,    89,    63,
     0,     0,    88,     8,    80,    82,    85,    41,    81,     0,
     0,     0,    66,    83,    67,     0,    84,     0,    83,    68,
    84,     0,    88,    91,     0,    27,     0,    20,     0,    58,
     0,    52,     0,    58,     0,    58,     0,     0,     7,     0,
     0,     0,    29,    31,     0,    63,     0,    94,     0,     4,
     0,    11,     0,     0,    96,     0,    96,    97,     0,    97,
     0,    74,    63,     0,    99,     0,   105,     0,   107,     0,
   108,     0,   109,     0,   113,     0,   116,     0,   117,     0,
   118,     0,   119,     0,   125,     0,   126,     0,   114,     0,
    98,     0,   100,     0,   127,     0,   128,     0,   129,     0,
    33,   140,   133,     0,   104,   140,     4,   133,     0,    23,
    12,   140,   101,    63,     0,   101,    68,   103,     4,   102,
     0,   103,     4,   102,     0,    34,     0,    38,     0,    51,
     0,    55,     0,    51,     0,    55,     0,    24,   140,   134,
    95,   106,    16,    24,    63,     0,     0,    15,   140,   134,
    95,   106,     0,    14,    95,     0,   136,    28,   140,   124,
     0,   136,    46,   140,   135,   124,     0,   136,    20,   140,
   110,    25,   112,   135,   124,     0,   111,     0,    51,     0,
    58,     0,     0,   136,    20,   140,   115,    25,    41,   135,
   124,     0,   136,    20,   140,   115,    25,    18,   135,   124,
     0,    54,     0,    52,     0,    41,   140,     0,    19,   140,
   137,   138,     0,    39,   140,     0,    35,   140,   121,   120,
   122,    63,     0,    35,   140,   121,   120,    63,     0,    50,
     0,    17,     0,    30,     0,     9,     0,   122,   123,     0,
   123,     0,    68,    51,     0,    68,    55,     0,    68,    56,
     0,    95,    16,    28,    63,     0,   132,   140,     0,    18,
   140,   133,     0,    32,   140,   130,     0,    21,   140,   131,
    26,     0,     6,   140,   131,    63,     0,    51,     0,    51,
     0,    58,     0,    60,     0,     0,     0,     0,     0,    64,
    64,   139,    65,    65,     0,     0,    49,     0,    63,     0,
    45,   133,     0,    58,     0,     0
};

#endif

#if PLPGSQL_YYDEBUG != 0
static const short plpgsql_yyrline[] = { 0,
   209,   213,   219,   220,   223,   224,   227,   233,   234,   237,
   258,   266,   274,   285,   291,   293,   297,   299,   301,   305,
   325,   339,   349,   354,   358,   360,   409,   421,   425,   449,
   475,   486,   509,   509,   512,   537,   543,   551,   558,   560,
   564,   575,   577,   581,   583,   639,   640,   642,   650,   654,
   664,   681,   683,   685,   687,   689,   691,   693,   695,   697,
   699,   701,   703,   705,   707,   709,   711,   713,   715,   717,
   721,   737,   753,   770,   785,   795,   799,   805,   814,   821,
   830,   836,   853,   861,   904,   910,   928,   947,   969,   995,
  1000,  1007,  1025,  1054,  1083,  1085,  1091,  1098,  1114,  1161,
  1177,  1194,  1200,  1204,  1208,  1214,  1227,  1236,  1240,  1244,
  1250,  1254,  1267,  1280,  1370,  1382,  1395,  1406,  1417,  1419,
  1423,  1427,  1431,  1435,  1440,  1447,  1449,  1453,  1455,  1459,
  1463
};
#endif


#if PLPGSQL_YYDEBUG != 0 || defined (PLPGSQL_YYERROR_VERBOSE)

static const char * const plpgsql_yytname[] = {   "$","error","$undefined.","K_ALIAS",
"K_ASSIGN","K_BEGIN","K_CLOSE","K_CONSTANT","K_CURSOR","K_DEBUG","K_DECLARE",
"K_DEFAULT","K_DIAGNOSTICS","K_DOTDOT","K_ELSE","K_ELSIF","K_END","K_EXCEPTION",
"K_EXECUTE","K_EXIT","K_FOR","K_FETCH","K_FROM","K_GET","K_IF","K_IN","K_INTO",
"K_IS","K_LOOP","K_NOT","K_NOTICE","K_NULL","K_OPEN","K_PERFORM","K_ROW_COUNT",
"K_RAISE","K_RECORD","K_RENAME","K_RESULT_OID","K_RETURN","K_REVERSE","K_SELECT",
"K_THEN","K_TO","K_TYPE","K_WHEN","K_WHILE","T_FUNCTION","T_TRIGGER","T_LABEL",
"T_STRING","T_VARIABLE","T_ROW","T_ROWTYPE","T_RECORD","T_RECFIELD","T_TGARGV",
"T_DTYPE","T_WORD","T_NUMBER","T_ERROR","O_OPTION","O_DUMP","';'","'<'","'>'",
"'('","')'","','","pl_function","comp_optsect","comp_options","comp_option",
"opt_semi","pl_block","decl_sect","decl_start","decl_stmts","decl_stmt","decl_statement",
"@1","decl_cursor_query","decl_cursor_args","decl_cursor_arglist","decl_cursor_arg",
"decl_is_from","decl_aliasitem","decl_rowtype","decl_varname","decl_renname",
"decl_const","decl_datatype","decl_notnull","decl_defval","decl_defkey","proc_sect",
"proc_stmts","proc_stmt","stmt_perform","stmt_assign","stmt_getdiag","getdiag_list",
"getdiag_item","getdiag_target","assign_var","stmt_if","stmt_else","stmt_loop",
"stmt_while","stmt_fori","fori_var","fori_varname","fori_lower","stmt_fors",
"stmt_dynfors","fors_target","stmt_select","stmt_exit","stmt_return","stmt_raise",
"raise_msg","raise_level","raise_params","raise_param","loop_body","stmt_execsql",
"stmt_dynexecute","stmt_open","stmt_fetch","stmt_close","cursor_varptr","cursor_variable",
"execsql_start","expr_until_semi","expr_until_then","expr_until_loop","opt_label",
"opt_exitlabel","opt_exitcond","opt_lblname","lno", NULL
};
#endif

static const short plpgsql_yyr1[] = {     0,
    69,    69,    70,    70,    71,    71,    72,    73,    73,    74,
    75,    75,    75,    76,    77,    77,    78,    78,    78,    79,
    79,    79,    79,    79,    80,    79,    81,    82,    82,    83,
    83,    84,    85,    85,    86,    87,    88,    89,    90,    90,
    91,    92,    92,    93,    93,    94,    94,    95,    95,    96,
    96,    97,    97,    97,    97,    97,    97,    97,    97,    97,
    97,    97,    97,    97,    97,    97,    97,    97,    97,    97,
    98,    99,   100,   101,   101,   102,   102,   103,   103,   104,
   104,   105,   106,   106,   106,   107,   108,   109,   110,   111,
   111,   112,   113,   114,   115,   115,   116,   117,   118,   119,
   119,   120,   121,   121,   121,   122,   122,   123,   123,   123,
   124,   125,   126,   127,   128,   129,   130,   131,   132,   132,
   133,   134,   135,   136,   136,   137,   137,   138,   138,   139,
   140
};

static const short plpgsql_yyr2[] = {     0,
     4,     4,     0,     1,     2,     1,     2,     0,     1,     5,
     1,     2,     3,     1,     2,     1,     5,     1,     1,     5,
     3,     3,     5,     5,     0,     7,     0,     0,     3,     1,
     3,     2,     1,     1,     1,     1,     1,     1,     0,     1,
     0,     0,     2,     1,     1,     1,     1,     0,     1,     2,
     1,     2,     1,     1,     1,     1,     1,     1,     1,     1,
     1,     1,     1,     1,     1,     1,     1,     1,     1,     1,
     3,     4,     5,     5,     3,     1,     1,     1,     1,     1,
     1,     8,     0,     5,     2,     4,     5,     8,     1,     1,
     1,     0,     8,     8,     1,     1,     2,     4,     2,     6,
     5,     1,     1,     1,     1,     2,     1,     2,     2,     2,
     4,     2,     3,     3,     4,     4,     1,     1,     1,     1,
     0,     0,     0,     0,     5,     0,     1,     1,     2,     1,
     0
};

static const short plpgsql_yydefact[] = {     0,
     3,     3,     0,   124,     4,     6,   124,     7,     0,     8,
     0,    11,     5,     8,     0,     9,     1,   131,    14,    12,
     2,   130,     0,   124,    18,     0,    37,     0,    13,    16,
    19,    39,     0,   131,   131,   131,   131,     0,   131,   131,
   131,   131,   131,   131,    80,    81,   119,   120,     0,     0,
   124,    51,    66,    53,    67,   131,    54,    55,    56,    57,
    58,    65,    59,    60,    61,    62,    63,    64,    68,    69,
    70,   131,    11,    38,     0,     0,    15,     0,    40,    25,
     0,    36,     0,    41,   125,     0,   121,   126,     0,   131,
   122,     0,   121,     0,    99,    97,    52,    10,    50,     0,
   112,   131,   131,   131,     0,     0,     0,    28,    21,    22,
    42,   118,     0,   113,   127,     0,     0,     0,   124,   117,
   114,    71,   105,   103,   104,     0,   121,     0,   124,   123,
     0,     0,    35,     0,     0,     0,     0,     0,   116,   121,
   128,    98,   115,    78,    79,     0,     0,    83,   102,     0,
    72,    90,    96,    95,    91,     0,    89,     0,     0,    86,
   124,    24,    17,    23,     0,    30,    41,    34,    33,     0,
    43,    46,    47,    44,    20,    45,   129,    73,     0,     0,
   124,   131,     0,   101,     0,     0,   107,    92,     0,     0,
    87,    29,     0,    32,    27,     0,    76,    77,    75,    85,
   122,     0,   108,   109,   110,   100,   106,   123,   123,   123,
     0,    31,    26,     0,   124,     0,   124,   124,   124,   111,
    74,    83,    82,    88,    94,    93,    84,     0,     0,     0
};

static const short plpgsql_yydefgoto[] = {   228,
     4,     5,     6,    17,    49,    11,    20,    29,    30,    31,
   108,   213,   136,   165,   166,   170,   134,    83,    32,    75,
    84,   111,   138,   175,   176,   159,    51,    52,    53,    54,
    55,   146,   199,   147,    56,    57,   183,    58,    59,    60,
   156,   157,   208,    61,    62,   158,    63,    64,    65,    66,
   150,   126,   186,   187,   160,    67,    68,    69,    70,    71,
   121,   113,    72,   114,   119,   161,    73,   116,   142,    23,
    24
};

static const short plpgsql_yypact[] = {    51,
   -43,   -43,   -35,   -29,   -43,-32768,   -29,-32768,   -18,    -9,
    57,    68,-32768,    -9,    27,-32768,-32768,-32768,-32768,    18,
-32768,-32768,    28,   111,-32768,    44,-32768,    40,    18,-32768,
-32768,   112,    48,-32768,-32768,-32768,-32768,   104,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,    77,   105,
    26,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-32768,-32768,     5,-32768,    93,    27,-32768,   121,-32768,-32768,
    79,-32768,    82,-32768,-32768,    96,-32768,   102,    96,-32768,
-32768,   103,-32768,    13,-32768,-32768,-32768,-32768,-32768,   149,
-32768,-32768,-32768,-32768,    44,    90,    98,    92,-32768,-32768,
   130,-32768,    97,-32768,-32768,   -25,   135,    -3,    73,-32768,
-32768,-32768,-32768,-32768,-32768,   113,-32768,    49,   111,-32768,
   107,   100,-32768,   109,   110,    -6,   136,     1,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,   -39,   169,   124,-32768,   -37,
-32768,-32768,-32768,-32768,-32768,   151,-32768,   152,   158,-32768,
   111,-32768,-32768,-32768,    58,-32768,-32768,-32768,-32768,   137,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,    -3,    22,
   111,-32768,   163,-32768,    67,     0,-32768,-32768,    -5,   153,
-32768,-32768,   110,-32768,-32768,   176,-32768,-32768,-32768,-32768,
-32768,   159,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
   119,-32768,-32768,    22,    73,   122,   111,   111,   111,-32768,
-32768,   124,-32768,-32768,-32768,-32768,-32768,   184,   186,-32768
};

static const short plpgsql_yypgoto[] = {-32768,
   185,-32768,   183,   175,    30,-32768,-32768,-32768,   161,-32768,
-32768,-32768,-32768,-32768,    -1,-32768,-32768,-32768,  -118,    88,
-32768,    29,-32768,-32768,-32768,   -24,-32768,   143,-32768,-32768,
-32768,-32768,   -19,    19,-32768,-32768,   -23,-32768,-32768,-32768,
-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
-32768,-32768,-32768,    11,  -145,-32768,-32768,-32768,-32768,-32768,
-32768,   114,-32768,   -74,     3,   -99,    76,-32768,-32768,   125,
   -33
};


#define	PLPGSQL_YYLAST		204


static const short plpgsql_yytable[] = {    50,
    86,    87,    88,    89,   172,    91,    92,    93,    94,    95,
    96,   173,   209,   168,    19,   191,   167,     3,   122,   140,
   169,   123,   100,   178,   102,   184,     8,    25,   179,   124,
   185,    34,   103,    10,     9,   210,    14,   141,   101,   -49,
   -49,   -49,   125,    35,    36,    15,    37,   144,    38,    39,
   104,   145,   151,    16,    26,   197,   118,    40,    41,   198,
    42,    18,   206,   174,    43,   177,    44,   185,   128,   129,
   130,   224,   225,   226,   167,    27,    45,    19,    34,    12,
    46,    28,    12,    47,    22,    48,   -48,   -48,   -48,     9,
    35,    36,    33,    37,   148,    38,    39,     1,     2,   152,
   153,    74,   154,    76,    40,    41,   155,    42,   217,   218,
   219,    43,    85,    44,    78,    90,    34,   203,    79,    80,
    98,   204,   205,    45,   192,   193,   -48,    46,    35,    36,
    47,    37,    48,    38,    39,   105,     9,   181,   182,    97,
   107,   109,    40,    41,   110,    42,   112,    81,   201,    43,
   115,    44,   127,   120,   132,   133,   200,   135,   137,   139,
   143,    45,   149,    82,   163,    46,   171,    27,    47,   162,
    48,   164,   180,   190,     9,   188,   189,   195,   202,   214,
   211,   220,   216,   229,   223,   230,     7,    13,    21,    77,
   222,   212,   131,    99,   221,   194,   207,   196,   227,     0,
   106,     0,   117,   215
};

static const short plpgsql_yycheck[] = {    24,
    34,    35,    36,    37,     4,    39,    40,    41,    42,    43,
    44,    11,    18,    20,    10,   161,   135,    61,    93,    45,
    27,     9,    56,    63,    20,    63,    62,    10,    68,    17,
    68,     6,    28,     4,    64,    41,     7,    63,    72,    14,
    15,    16,    30,    18,    19,    64,    21,    51,    23,    24,
    46,    55,   127,    63,    37,    34,    90,    32,    33,    38,
    35,     5,    63,    63,    39,   140,    41,    68,   102,   103,
   104,   217,   218,   219,   193,    58,    51,    10,     6,     4,
    55,    64,     7,    58,    58,    60,    14,    15,    16,    64,
    18,    19,    65,    21,   119,    23,    24,    47,    48,    51,
    52,    58,    54,    64,    32,    33,    58,    35,   208,   209,
   210,    39,    65,    41,     3,    12,     6,    51,     7,     8,
    16,    55,    56,    51,    67,    68,    16,    55,    18,    19,
    58,    21,    60,    23,    24,    43,    64,    14,    15,    63,
    20,    63,    32,    33,    63,    35,    51,    36,   182,    39,
    49,    41,     4,    51,    65,    58,   181,    66,    29,    63,
    26,    51,    50,    52,    65,    55,    31,    58,    58,    63,
    60,    63,     4,    16,    64,    25,    25,    41,    16,     4,
    28,    63,    24,     0,    63,     0,     2,     5,    14,    29,
   215,   193,   105,    51,   214,   167,   186,   179,   222,    -1,
    76,    -1,    89,   201
};
/* -*-C-*-  Note some compilers choke on comments on `#line' lines.  */
#line 3 "/usr/local/share/bison.simple"
/* This file comes from bison-1.28.  */

/* Skeleton output parser for bison,
   Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/* As a special exception, when this file is copied by Bison into a
   Bison output file, you may use that output file without restriction.
   This special exception was added by the Free Software Foundation
   in version 1.24 of Bison.  */

/* This is the parser code that is written into each bison parser
  when the %semantic_parser declaration is not specified in the grammar.
  It was written by Richard Stallman by simplifying the hairy parser
  used when %semantic_parser is specified.  */

#ifndef PLPGSQL_YYSTACK_USE_ALLOCA
#ifdef alloca
#define PLPGSQL_YYSTACK_USE_ALLOCA
#else /* alloca not defined */
#ifdef __GNUC__
#define PLPGSQL_YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#else /* not GNU C.  */
#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
#define PLPGSQL_YYSTACK_USE_ALLOCA
#include <alloca.h>
#else /* not sparc */
/* We think this test detects Watcom and Microsoft C.  */
/* This used to test MSDOS, but that is a bad idea
   since that symbol is in the user namespace.  */
#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
#if 0 /* No need for malloc.h, which pollutes the namespace;
	 instead, just don't use alloca.  */
#include <malloc.h>
#endif
#else /* not MSDOS, or __TURBOC__ */
#if defined(_AIX)
/* I don't know what this was needed for, but it pollutes the namespace.
   So I turned it off.   rms, 2 May 1997.  */
/* #include <malloc.h>  */
 #pragma alloca
#define PLPGSQL_YYSTACK_USE_ALLOCA
#else /* not MSDOS, or __TURBOC__, or _AIX */
#if 0
#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
		 and on HPUX 10.  Eventually we can turn this on.  */
#define PLPGSQL_YYSTACK_USE_ALLOCA
#define alloca __builtin_alloca
#endif /* __hpux */
#endif
#endif /* not _AIX */
#endif /* not MSDOS, or __TURBOC__ */
#endif /* not sparc */
#endif /* not GNU C */
#endif /* alloca not defined */
#endif /* PLPGSQL_YYSTACK_USE_ALLOCA not defined */

#ifdef PLPGSQL_YYSTACK_USE_ALLOCA
#define PLPGSQL_YYSTACK_ALLOC alloca
#else
#define PLPGSQL_YYSTACK_ALLOC malloc
#endif

/* Note: there must be only one dollar sign in this file.
   It is replaced by the list of actions, each action
   as one case of the switch.  */

#define plpgsql_yyerrok		(plpgsql_yyerrstatus = 0)
#define plpgsql_yyclearin	(plpgsql_yychar = PLPGSQL_YYEMPTY)
#define PLPGSQL_YYEMPTY		-2
#define PLPGSQL_YYEOF		0
#define PLPGSQL_YYACCEPT	goto plpgsql_yyacceptlab
#define PLPGSQL_YYABORT 	goto plpgsql_yyabortlab
#define PLPGSQL_YYERROR		goto plpgsql_yyerrlab1
/* Like PLPGSQL_YYERROR except do call plpgsql_yyerror.
   This remains here temporarily to ease the
   transition to the new meaning of PLPGSQL_YYERROR, for GCC.
   Once GCC version 2 has supplanted version 1, this can go.  */
#define PLPGSQL_YYFAIL		goto plpgsql_yyerrlab
#define PLPGSQL_YYRECOVERING()  (!!plpgsql_yyerrstatus)
#define PLPGSQL_YYBACKUP(token, value) \
do								\
  if (plpgsql_yychar == PLPGSQL_YYEMPTY && plpgsql_yylen == 1)				\
    { plpgsql_yychar = (token), plpgsql_yylval = (value);			\
      plpgsql_yychar1 = PLPGSQL_YYTRANSLATE (plpgsql_yychar);				\
      PLPGSQL_YYPOPSTACK;						\
      goto plpgsql_yybackup;						\
    }								\
  else								\
    { plpgsql_yyerror ("syntax error: cannot back up"); PLPGSQL_YYERROR; }	\
while (0)

#define PLPGSQL_YYTERROR	1
#define PLPGSQL_YYERRCODE	256

#ifndef PLPGSQL_YYPURE
#define PLPGSQL_YYLEX		plpgsql_yylex()
#endif

#ifdef PLPGSQL_YYPURE
#ifdef PLPGSQL_YYLSP_NEEDED
#ifdef PLPGSQL_YYLEX_PARAM
#define PLPGSQL_YYLEX		plpgsql_yylex(&plpgsql_yylval, &plpgsql_yylloc, PLPGSQL_YYLEX_PARAM)
#else
#define PLPGSQL_YYLEX		plpgsql_yylex(&plpgsql_yylval, &plpgsql_yylloc)
#endif
#else /* not PLPGSQL_YYLSP_NEEDED */
#ifdef PLPGSQL_YYLEX_PARAM
#define PLPGSQL_YYLEX		plpgsql_yylex(&plpgsql_yylval, PLPGSQL_YYLEX_PARAM)
#else
#define PLPGSQL_YYLEX		plpgsql_yylex(&plpgsql_yylval)
#endif
#endif /* not PLPGSQL_YYLSP_NEEDED */
#endif

/* If nonreentrant, generate the variables here */

#ifndef PLPGSQL_YYPURE

int	plpgsql_yychar;			/*  the lookahead symbol		*/
PLPGSQL_YYSTYPE	plpgsql_yylval;			/*  the semantic value of the		*/
				/*  lookahead symbol			*/

#ifdef PLPGSQL_YYLSP_NEEDED
PLPGSQL_YYLTYPE plpgsql_yylloc;			/*  location data for the lookahead	*/
				/*  symbol				*/
#endif

int plpgsql_yynerrs;			/*  number of parse errors so far       */
#endif  /* not PLPGSQL_YYPURE */

#if PLPGSQL_YYDEBUG != 0
int plpgsql_yydebug;			/*  nonzero means print parse trace	*/
/* Since this is uninitialized, it does not stop multiple parsers
   from coexisting.  */
#endif

/*  PLPGSQL_YYINITDEPTH indicates the initial size of the parser's stacks	*/

#ifndef	PLPGSQL_YYINITDEPTH
#define PLPGSQL_YYINITDEPTH 200
#endif

/*  PLPGSQL_YYMAXDEPTH is the maximum size the stacks can grow to
    (effective only if the built-in stack extension method is used).  */

#if PLPGSQL_YYMAXDEPTH == 0
#undef PLPGSQL_YYMAXDEPTH
#endif

#ifndef PLPGSQL_YYMAXDEPTH
#define PLPGSQL_YYMAXDEPTH 10000
#endif

/* Define __plpgsql_yy_memcpy.  Note that the size argument
   should be passed with type unsigned int, because that is what the non-GCC
   definitions require.  With GCC, __builtin_memcpy takes an arg
   of type size_t, but it can handle unsigned int.  */

#if __GNUC__ > 1		/* GNU C and GNU C++ define this.  */
#define __plpgsql_yy_memcpy(TO,FROM,COUNT)	__builtin_memcpy(TO,FROM,COUNT)
#else				/* not GNU C or C++ */
#ifndef __cplusplus

/* This is the most reliable way to avoid incompatibilities
   in available built-in functions on various systems.  */
static void
__plpgsql_yy_memcpy (to, from, count)
     char *to;
     char *from;
     unsigned int count;
{
  register char *f = from;
  register char *t = to;
  register int i = count;

  while (i-- > 0)
    *t++ = *f++;
}

#else /* __cplusplus */

/* This is the most reliable way to avoid incompatibilities
   in available built-in functions on various systems.  */
static void
__plpgsql_yy_memcpy (char *to, char *from, unsigned int count)
{
  register char *t = to;
  register char *f = from;
  register int i = count;

  while (i-- > 0)
    *t++ = *f++;
}

#endif
#endif

#line 217 "/usr/local/share/bison.simple"

/* The user can define PLPGSQL_YYPARSE_PARAM as the name of an argument to be passed
   into plpgsql_yyparse.  The argument should have type void *.
   It should actually point to an object.
   Grammar actions can access the variable by casting it
   to the proper pointer type.  */

#ifdef PLPGSQL_YYPARSE_PARAM
#ifdef __cplusplus
#define PLPGSQL_YYPARSE_PARAM_ARG void *PLPGSQL_YYPARSE_PARAM
#define PLPGSQL_YYPARSE_PARAM_DECL
#else /* not __cplusplus */
#define PLPGSQL_YYPARSE_PARAM_ARG PLPGSQL_YYPARSE_PARAM
#define PLPGSQL_YYPARSE_PARAM_DECL void *PLPGSQL_YYPARSE_PARAM;
#endif /* not __cplusplus */
#else /* not PLPGSQL_YYPARSE_PARAM */
#define PLPGSQL_YYPARSE_PARAM_ARG
#define PLPGSQL_YYPARSE_PARAM_DECL
#endif /* not PLPGSQL_YYPARSE_PARAM */

/* Prevent warning if -Wstrict-prototypes.  */
#ifdef __GNUC__
#ifdef PLPGSQL_YYPARSE_PARAM
int plpgsql_yyparse (void *);
#else
int plpgsql_yyparse (void);
#endif
#endif

int
plpgsql_yyparse(PLPGSQL_YYPARSE_PARAM_ARG)
     PLPGSQL_YYPARSE_PARAM_DECL
{
  register int plpgsql_yystate;
  register int plpgsql_yyn;
  register short *plpgsql_yyssp;
  register PLPGSQL_YYSTYPE *plpgsql_yyvsp;
  int plpgsql_yyerrstatus;	/*  number of tokens to shift before error messages enabled */
  int plpgsql_yychar1 = 0;		/*  lookahead token as an internal (translated) token number */

  short	plpgsql_yyssa[PLPGSQL_YYINITDEPTH];	/*  the state stack			*/
  PLPGSQL_YYSTYPE plpgsql_yyvsa[PLPGSQL_YYINITDEPTH];	/*  the semantic value stack		*/

  short *plpgsql_yyss = plpgsql_yyssa;		/*  refer to the stacks thru separate pointers */
  PLPGSQL_YYSTYPE *plpgsql_yyvs = plpgsql_yyvsa;	/*  to allow plpgsql_yyoverflow to reallocate them elsewhere */

#ifdef PLPGSQL_YYLSP_NEEDED
  PLPGSQL_YYLTYPE plpgsql_yylsa[PLPGSQL_YYINITDEPTH];	/*  the location stack			*/
  PLPGSQL_YYLTYPE *plpgsql_yyls = plpgsql_yylsa;
  PLPGSQL_YYLTYPE *plpgsql_yylsp;

#define PLPGSQL_YYPOPSTACK   (plpgsql_yyvsp--, plpgsql_yyssp--, plpgsql_yylsp--)
#else
#define PLPGSQL_YYPOPSTACK   (plpgsql_yyvsp--, plpgsql_yyssp--)
#endif

  int plpgsql_yystacksize = PLPGSQL_YYINITDEPTH;
  int plpgsql_yyfree_stacks = 0;

#ifdef PLPGSQL_YYPURE
  int plpgsql_yychar;
  PLPGSQL_YYSTYPE plpgsql_yylval;
  int plpgsql_yynerrs;
#ifdef PLPGSQL_YYLSP_NEEDED
  PLPGSQL_YYLTYPE plpgsql_yylloc;
#endif
#endif

  PLPGSQL_YYSTYPE plpgsql_yyval;		/*  the variable used to return		*/
				/*  semantic values from the action	*/
				/*  routines				*/

  int plpgsql_yylen;

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    fprintf(stderr, "Starting parse\n");
#endif

  plpgsql_yystate = 0;
  plpgsql_yyerrstatus = 0;
  plpgsql_yynerrs = 0;
  plpgsql_yychar = PLPGSQL_YYEMPTY;		/* Cause a token to be read.  */

  /* Initialize stack pointers.
     Waste one element of value and location stack
     so that they stay on the same level as the state stack.
     The wasted elements are never initialized.  */

  plpgsql_yyssp = plpgsql_yyss - 1;
  plpgsql_yyvsp = plpgsql_yyvs;
#ifdef PLPGSQL_YYLSP_NEEDED
  plpgsql_yylsp = plpgsql_yyls;
#endif

/* Push a new state, which is found in  plpgsql_yystate  .  */
/* In all cases, when you get here, the value and location stacks
   have just been pushed. so pushing a state here evens the stacks.  */
plpgsql_yynewstate:

  *++plpgsql_yyssp = plpgsql_yystate;

  if (plpgsql_yyssp >= plpgsql_yyss + plpgsql_yystacksize - 1)
    {
      /* Give user a chance to reallocate the stack */
      /* Use copies of these so that the &'s don't force the real ones into memory. */
      PLPGSQL_YYSTYPE *plpgsql_yyvs1 = plpgsql_yyvs;
      short *plpgsql_yyss1 = plpgsql_yyss;
#ifdef PLPGSQL_YYLSP_NEEDED
      PLPGSQL_YYLTYPE *plpgsql_yyls1 = plpgsql_yyls;
#endif

      /* Get the current used size of the three stacks, in elements.  */
      int size = plpgsql_yyssp - plpgsql_yyss + 1;

#ifdef plpgsql_yyoverflow
      /* Each stack pointer address is followed by the size of
	 the data in use in that stack, in bytes.  */
#ifdef PLPGSQL_YYLSP_NEEDED
      /* This used to be a conditional around just the two extra args,
	 but that might be undefined if plpgsql_yyoverflow is a macro.  */
      plpgsql_yyoverflow("parser stack overflow",
		 &plpgsql_yyss1, size * sizeof (*plpgsql_yyssp),
		 &plpgsql_yyvs1, size * sizeof (*plpgsql_yyvsp),
		 &plpgsql_yyls1, size * sizeof (*plpgsql_yylsp),
		 &plpgsql_yystacksize);
#else
      plpgsql_yyoverflow("parser stack overflow",
		 &plpgsql_yyss1, size * sizeof (*plpgsql_yyssp),
		 &plpgsql_yyvs1, size * sizeof (*plpgsql_yyvsp),
		 &plpgsql_yystacksize);
#endif

      plpgsql_yyss = plpgsql_yyss1; plpgsql_yyvs = plpgsql_yyvs1;
#ifdef PLPGSQL_YYLSP_NEEDED
      plpgsql_yyls = plpgsql_yyls1;
#endif
#else /* no plpgsql_yyoverflow */
      /* Extend the stack our own way.  */
      if (plpgsql_yystacksize >= PLPGSQL_YYMAXDEPTH)
	{
	  plpgsql_yyerror("parser stack overflow");
	  if (plpgsql_yyfree_stacks)
	    {
	      free (plpgsql_yyss);
	      free (plpgsql_yyvs);
#ifdef PLPGSQL_YYLSP_NEEDED
	      free (plpgsql_yyls);
#endif
	    }
	  return 2;
	}
      plpgsql_yystacksize *= 2;
      if (plpgsql_yystacksize > PLPGSQL_YYMAXDEPTH)
	plpgsql_yystacksize = PLPGSQL_YYMAXDEPTH;
#ifndef PLPGSQL_YYSTACK_USE_ALLOCA
      plpgsql_yyfree_stacks = 1;
#endif
      plpgsql_yyss = (short *) PLPGSQL_YYSTACK_ALLOC (plpgsql_yystacksize * sizeof (*plpgsql_yyssp));
      __plpgsql_yy_memcpy ((char *)plpgsql_yyss, (char *)plpgsql_yyss1,
		   size * (unsigned int) sizeof (*plpgsql_yyssp));
      plpgsql_yyvs = (PLPGSQL_YYSTYPE *) PLPGSQL_YYSTACK_ALLOC (plpgsql_yystacksize * sizeof (*plpgsql_yyvsp));
      __plpgsql_yy_memcpy ((char *)plpgsql_yyvs, (char *)plpgsql_yyvs1,
		   size * (unsigned int) sizeof (*plpgsql_yyvsp));
#ifdef PLPGSQL_YYLSP_NEEDED
      plpgsql_yyls = (PLPGSQL_YYLTYPE *) PLPGSQL_YYSTACK_ALLOC (plpgsql_yystacksize * sizeof (*plpgsql_yylsp));
      __plpgsql_yy_memcpy ((char *)plpgsql_yyls, (char *)plpgsql_yyls1,
		   size * (unsigned int) sizeof (*plpgsql_yylsp));
#endif
#endif /* no plpgsql_yyoverflow */

      plpgsql_yyssp = plpgsql_yyss + size - 1;
      plpgsql_yyvsp = plpgsql_yyvs + size - 1;
#ifdef PLPGSQL_YYLSP_NEEDED
      plpgsql_yylsp = plpgsql_yyls + size - 1;
#endif

#if PLPGSQL_YYDEBUG != 0
      if (plpgsql_yydebug)
	fprintf(stderr, "Stack size increased to %d\n", plpgsql_yystacksize);
#endif

      if (plpgsql_yyssp >= plpgsql_yyss + plpgsql_yystacksize - 1)
	PLPGSQL_YYABORT;
    }

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    fprintf(stderr, "Entering state %d\n", plpgsql_yystate);
#endif

  goto plpgsql_yybackup;
 plpgsql_yybackup:

/* Do appropriate processing given the current state.  */
/* Read a lookahead token if we need one and don't already have one.  */
/* plpgsql_yyresume: */

  /* First try to decide what to do without reference to lookahead token.  */

  plpgsql_yyn = plpgsql_yypact[plpgsql_yystate];
  if (plpgsql_yyn == PLPGSQL_YYFLAG)
    goto plpgsql_yydefault;

  /* Not known => get a lookahead token if don't already have one.  */

  /* plpgsql_yychar is either PLPGSQL_YYEMPTY or PLPGSQL_YYEOF
     or a valid token in external form.  */

  if (plpgsql_yychar == PLPGSQL_YYEMPTY)
    {
#if PLPGSQL_YYDEBUG != 0
      if (plpgsql_yydebug)
	fprintf(stderr, "Reading a token: ");
#endif
      plpgsql_yychar = PLPGSQL_YYLEX;
    }

  /* Convert token to internal form (in plpgsql_yychar1) for indexing tables with */

  if (plpgsql_yychar <= 0)		/* This means end of input. */
    {
      plpgsql_yychar1 = 0;
      plpgsql_yychar = PLPGSQL_YYEOF;		/* Don't call PLPGSQL_YYLEX any more */

#if PLPGSQL_YYDEBUG != 0
      if (plpgsql_yydebug)
	fprintf(stderr, "Now at end of input.\n");
#endif
    }
  else
    {
      plpgsql_yychar1 = PLPGSQL_YYTRANSLATE(plpgsql_yychar);

#if PLPGSQL_YYDEBUG != 0
      if (plpgsql_yydebug)
	{
	  fprintf (stderr, "Next token is %d (%s", plpgsql_yychar, plpgsql_yytname[plpgsql_yychar1]);
	  /* Give the individual parser a way to print the precise meaning
	     of a token, for further debugging info.  */
#ifdef PLPGSQL_YYPRINT
	  PLPGSQL_YYPRINT (stderr, plpgsql_yychar, plpgsql_yylval);
#endif
	  fprintf (stderr, ")\n");
	}
#endif
    }

  plpgsql_yyn += plpgsql_yychar1;
  if (plpgsql_yyn < 0 || plpgsql_yyn > PLPGSQL_YYLAST || plpgsql_yycheck[plpgsql_yyn] != plpgsql_yychar1)
    goto plpgsql_yydefault;

  plpgsql_yyn = plpgsql_yytable[plpgsql_yyn];

  /* plpgsql_yyn is what to do for this token type in this state.
     Negative => reduce, -plpgsql_yyn is rule number.
     Positive => shift, plpgsql_yyn is new state.
       New state is final state => don't bother to shift,
       just return success.
     0, or most negative number => error.  */

  if (plpgsql_yyn < 0)
    {
      if (plpgsql_yyn == PLPGSQL_YYFLAG)
	goto plpgsql_yyerrlab;
      plpgsql_yyn = -plpgsql_yyn;
      goto plpgsql_yyreduce;
    }
  else if (plpgsql_yyn == 0)
    goto plpgsql_yyerrlab;

  if (plpgsql_yyn == PLPGSQL_YYFINAL)
    PLPGSQL_YYACCEPT;

  /* Shift the lookahead token.  */

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    fprintf(stderr, "Shifting token %d (%s), ", plpgsql_yychar, plpgsql_yytname[plpgsql_yychar1]);
#endif

  /* Discard the token being shifted unless it is eof.  */
  if (plpgsql_yychar != PLPGSQL_YYEOF)
    plpgsql_yychar = PLPGSQL_YYEMPTY;

  *++plpgsql_yyvsp = plpgsql_yylval;
#ifdef PLPGSQL_YYLSP_NEEDED
  *++plpgsql_yylsp = plpgsql_yylloc;
#endif

  /* count tokens shifted since error; after three, turn off error status.  */
  if (plpgsql_yyerrstatus) plpgsql_yyerrstatus--;

  plpgsql_yystate = plpgsql_yyn;
  goto plpgsql_yynewstate;

/* Do the default action for the current state.  */
plpgsql_yydefault:

  plpgsql_yyn = plpgsql_yydefact[plpgsql_yystate];
  if (plpgsql_yyn == 0)
    goto plpgsql_yyerrlab;

/* Do a reduction.  plpgsql_yyn is the number of a rule to reduce with.  */
plpgsql_yyreduce:
  plpgsql_yylen = plpgsql_yyr2[plpgsql_yyn];
  if (plpgsql_yylen > 0)
    plpgsql_yyval = plpgsql_yyvsp[1-plpgsql_yylen]; /* implement default value of the action */

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    {
      int i;

      fprintf (stderr, "Reducing via rule %d (line %d), ",
	       plpgsql_yyn, plpgsql_yyrline[plpgsql_yyn]);

      /* Print the symbols being reduced, and their result.  */
      for (i = plpgsql_yyprhs[plpgsql_yyn]; plpgsql_yyrhs[i] > 0; i++)
	fprintf (stderr, "%s ", plpgsql_yytname[plpgsql_yyrhs[i]]);
      fprintf (stderr, " -> %s\n", plpgsql_yytname[plpgsql_yyr1[plpgsql_yyn]]);
    }
#endif


  switch (plpgsql_yyn) {

case 1:
#line 210 "gram.y"
{
						plpgsql_yylval.program = (PLpgSQL_stmt_block *)plpgsql_yyvsp[-1].stmt;
					;
    break;}
case 2:
#line 214 "gram.y"
{
						plpgsql_yylval.program = (PLpgSQL_stmt_block *)plpgsql_yyvsp[-1].stmt;
					;
    break;}
case 7:
#line 228 "gram.y"
{
						plpgsql_DumpExecTree = 1;
					;
    break;}
case 10:
#line 238 "gram.y"
{
						PLpgSQL_stmt_block *new;

						new = malloc(sizeof(PLpgSQL_stmt_block));
						memset(new, 0, sizeof(PLpgSQL_stmt_block));

						new->cmd_type	= PLPGSQL_STMT_BLOCK;
						new->lineno		= plpgsql_yyvsp[-2].ival;
						new->label		= plpgsql_yyvsp[-4].declhdr.label;
						new->n_initvars = plpgsql_yyvsp[-4].declhdr.n_initvars;
						new->initvarnos = plpgsql_yyvsp[-4].declhdr.initvarnos;
						new->body		= plpgsql_yyvsp[-1].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 11:
#line 259 "gram.y"
{
						plpgsql_ns_setlocal(false);
						plpgsql_yyval.declhdr.label	  = plpgsql_yyvsp[0].str;
						plpgsql_yyval.declhdr.n_initvars = 0;
						plpgsql_yyval.declhdr.initvarnos = NULL;
						plpgsql_add_initdatums(NULL);
					;
    break;}
case 12:
#line 267 "gram.y"
{
						plpgsql_ns_setlocal(false);
						plpgsql_yyval.declhdr.label	  = plpgsql_yyvsp[-1].str;
						plpgsql_yyval.declhdr.n_initvars = 0;
						plpgsql_yyval.declhdr.initvarnos = NULL;
						plpgsql_add_initdatums(NULL);
					;
    break;}
case 13:
#line 275 "gram.y"
{
						plpgsql_ns_setlocal(false);
						if (plpgsql_yyvsp[0].str != NULL)
							plpgsql_yyval.declhdr.label = plpgsql_yyvsp[0].str;
						else
							plpgsql_yyval.declhdr.label = plpgsql_yyvsp[-2].str;
						plpgsql_yyval.declhdr.n_initvars = plpgsql_add_initdatums(&(plpgsql_yyval.declhdr.initvarnos));
					;
    break;}
case 14:
#line 286 "gram.y"
{
						plpgsql_ns_setlocal(true);
					;
    break;}
case 15:
#line 292 "gram.y"
{	plpgsql_yyval.str = plpgsql_yyvsp[0].str;	;
    break;}
case 16:
#line 294 "gram.y"
{	plpgsql_yyval.str = plpgsql_yyvsp[0].str;	;
    break;}
case 17:
#line 298 "gram.y"
{	plpgsql_yyval.str = plpgsql_yyvsp[-2].str;	;
    break;}
case 18:
#line 300 "gram.y"
{	plpgsql_yyval.str = NULL;	;
    break;}
case 19:
#line 302 "gram.y"
{	plpgsql_yyval.str = NULL;	;
    break;}
case 20:
#line 306 "gram.y"
{
						PLpgSQL_var		*new;

						new = malloc(sizeof(PLpgSQL_var));
						memset(new, 0, sizeof(PLpgSQL_var));

						new->dtype		= PLPGSQL_DTYPE_VAR;
						new->refname	= plpgsql_yyvsp[-4].varname.name;
						new->lineno		= plpgsql_yyvsp[-4].varname.lineno;

						new->datatype	= plpgsql_yyvsp[-2].dtype;
						new->isconst	= plpgsql_yyvsp[-3].ival;
						new->notnull	= plpgsql_yyvsp[-1].ival;
						new->default_val = plpgsql_yyvsp[0].expr;

						plpgsql_adddatum((PLpgSQL_datum *)new);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_VAR, new->varno,
												plpgsql_yyvsp[-4].varname.name);
					;
    break;}
case 21:
#line 326 "gram.y"
{
						PLpgSQL_rec		*new;

						new = malloc(sizeof(PLpgSQL_rec));

						new->dtype		= PLPGSQL_DTYPE_REC;
						new->refname	= plpgsql_yyvsp[-2].varname.name;
						new->lineno		= plpgsql_yyvsp[-2].varname.lineno;

						plpgsql_adddatum((PLpgSQL_datum *)new);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_REC, new->recno,
												plpgsql_yyvsp[-2].varname.name);
					;
    break;}
case 22:
#line 340 "gram.y"
{
						plpgsql_yyvsp[-1].row->dtype		= PLPGSQL_DTYPE_ROW;
						plpgsql_yyvsp[-1].row->refname		= plpgsql_yyvsp[-2].varname.name;
						plpgsql_yyvsp[-1].row->lineno		= plpgsql_yyvsp[-2].varname.lineno;

						plpgsql_adddatum((PLpgSQL_datum *)plpgsql_yyvsp[-1].row);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_ROW, plpgsql_yyvsp[-1].row->rowno,
												plpgsql_yyvsp[-2].varname.name);
					;
    break;}
case 23:
#line 350 "gram.y"
{
						plpgsql_ns_additem(plpgsql_yyvsp[-1].nsitem->itemtype,
										plpgsql_yyvsp[-1].nsitem->itemno, plpgsql_yyvsp[-4].varname.name);
					;
    break;}
case 24:
#line 355 "gram.y"
{
						plpgsql_ns_rename(plpgsql_yyvsp[-3].str, plpgsql_yyvsp[-1].str);
					;
    break;}
case 25:
#line 359 "gram.y"
{ plpgsql_ns_push(NULL); ;
    break;}
case 26:
#line 361 "gram.y"
{
						PLpgSQL_var *new;
						PLpgSQL_expr *curname_def;
						char		buf[1024];
						char		*cp1;
						char		*cp2;

						/* pop local namespace for cursor args */
						plpgsql_ns_pop();

						new = malloc(sizeof(PLpgSQL_var));
						memset(new, 0, sizeof(PLpgSQL_var));

						curname_def = malloc(sizeof(PLpgSQL_expr));
						memset(curname_def, 0, sizeof(PLpgSQL_expr));

						new->dtype		= PLPGSQL_DTYPE_VAR;
						new->refname	= plpgsql_yyvsp[-6].varname.name;
						new->lineno		= plpgsql_yyvsp[-6].varname.lineno;

						curname_def->dtype = PLPGSQL_DTYPE_EXPR;
						strcpy(buf, "SELECT '");
						cp1 = new->refname;
						cp2 = buf + strlen(buf);
						while (*cp1 != '\0')
						{
							if (*cp1 == '\\' || *cp1 == '\'')
								*cp2++ = '\\';
							*cp2++ = *cp1++;
						}
						strcpy(cp2, "'::refcursor");
						curname_def->query = strdup(buf);
						new->default_val = curname_def;

						new->datatype = plpgsql_parse_datatype("refcursor");

						new->cursor_explicit_expr = plpgsql_yyvsp[0].expr;
						if (plpgsql_yyvsp[-3].row == NULL)
							new->cursor_explicit_argrow = -1;
						else
							new->cursor_explicit_argrow = plpgsql_yyvsp[-3].row->rowno;

						plpgsql_adddatum((PLpgSQL_datum *)new);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_VAR, new->varno,
										   plpgsql_yyvsp[-6].varname.name);
					;
    break;}
case 27:
#line 410 "gram.y"
{
						PLpgSQL_expr *query;

						plpgsql_ns_setlocal(false);
						query = read_sql_stmt("SELECT ");
						plpgsql_ns_setlocal(true);
						
						plpgsql_yyval.expr = query;
					;
    break;}
case 28:
#line 422 "gram.y"
{
						plpgsql_yyval.row = NULL;
					;
    break;}
case 29:
#line 426 "gram.y"
{
						/* Copy the temp arrays to malloc'd storage */
						int nfields = plpgsql_yyvsp[-1].row->nfields;
						char **ftmp;
						int *vtmp;

						ftmp = malloc(nfields * sizeof(char *));
						vtmp = malloc(nfields * sizeof(int));
						memcpy(ftmp, plpgsql_yyvsp[-1].row->fieldnames, nfields * sizeof(char *));
						memcpy(vtmp, plpgsql_yyvsp[-1].row->varnos, nfields * sizeof(int));

						pfree((char *)(plpgsql_yyvsp[-1].row->fieldnames));
						pfree((char *)(plpgsql_yyvsp[-1].row->varnos));

						plpgsql_yyvsp[-1].row->fieldnames = ftmp;
						plpgsql_yyvsp[-1].row->varnos = vtmp;

						plpgsql_adddatum((PLpgSQL_datum *)plpgsql_yyvsp[-1].row);

						plpgsql_yyval.row = plpgsql_yyvsp[-1].row;
					;
    break;}
case 30:
#line 450 "gram.y"
{
						PLpgSQL_row *new;

						new = malloc(sizeof(PLpgSQL_row));
						memset(new, 0, sizeof(PLpgSQL_row));

						new->dtype = PLPGSQL_DTYPE_ROW;
						new->refname = strdup("*internal*");
						new->lineno = plpgsql_yylineno;
						new->rowtypeclass = InvalidOid;
						/*
						 * We make temporary fieldnames/varnos arrays that
						 * are much bigger than necessary.  We will resize
						 * them to just the needed size in the
						 * decl_cursor_args production.
						 */
						new->fieldnames = palloc(1024 * sizeof(char *));
						new->varnos = palloc(1024 * sizeof(int));
						new->nfields = 1;

						new->fieldnames[0] = plpgsql_yyvsp[0].var->refname;
						new->varnos[0] = plpgsql_yyvsp[0].var->varno;

						plpgsql_yyval.row = new;
					;
    break;}
case 31:
#line 476 "gram.y"
{
						int i = plpgsql_yyvsp[-2].row->nfields++;

						plpgsql_yyvsp[-2].row->fieldnames[i] = plpgsql_yyvsp[0].var->refname;
						plpgsql_yyvsp[-2].row->varnos[i] = plpgsql_yyvsp[0].var->varno;

						plpgsql_yyval.row = plpgsql_yyvsp[-2].row;
					;
    break;}
case 32:
#line 487 "gram.y"
{
						PLpgSQL_var *new;

						new = malloc(sizeof(PLpgSQL_var));
						memset(new, 0, sizeof(PLpgSQL_var));

						new->dtype		= PLPGSQL_DTYPE_VAR;
						new->refname	= plpgsql_yyvsp[-1].varname.name;
						new->lineno		= plpgsql_yyvsp[-1].varname.lineno;

						new->datatype	= plpgsql_yyvsp[0].dtype;
						new->isconst	= false;
						new->notnull	= false;

						plpgsql_adddatum((PLpgSQL_datum *)new);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_VAR, new->varno,
										   plpgsql_yyvsp[-1].varname.name);
						
						plpgsql_yyval.var = new;
					;
    break;}
case 35:
#line 513 "gram.y"
{
						PLpgSQL_nsitem *nsi;
						char	*name;

						plpgsql_ns_setlocal(false);
						name = plpgsql_tolower(plpgsql_yytext);
						if (name[0] != '$')
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "can only alias positional parameters");
						}
						nsi = plpgsql_ns_lookup(name, NULL);
						if (nsi == NULL)
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "function has no parameter %s", name);
						}

						plpgsql_ns_setlocal(true);

						plpgsql_yyval.nsitem = nsi;
					;
    break;}
case 36:
#line 538 "gram.y"
{
						plpgsql_yyval.row = plpgsql_yylval.row;
					;
    break;}
case 37:
#line 544 "gram.y"
{
						/* name should be malloc'd for use as varname */
						plpgsql_yyval.varname.name = strdup(plpgsql_tolower(plpgsql_yytext));
						plpgsql_yyval.varname.lineno  = plpgsql_yylineno;
					;
    break;}
case 38:
#line 552 "gram.y"
{
						/* the result must be palloc'd, see plpgsql_ns_rename */
						plpgsql_yyval.str = plpgsql_tolower(plpgsql_yytext);
					;
    break;}
case 39:
#line 559 "gram.y"
{ plpgsql_yyval.ival = 0; ;
    break;}
case 40:
#line 561 "gram.y"
{ plpgsql_yyval.ival = 1; ;
    break;}
case 41:
#line 565 "gram.y"
{
						/*
						 * If there's a lookahead token, read_datatype
						 * should consume it.
						 */
						plpgsql_yyval.dtype = read_datatype(plpgsql_yychar);
						plpgsql_yyclearin;
					;
    break;}
case 42:
#line 576 "gram.y"
{ plpgsql_yyval.ival = 0; ;
    break;}
case 43:
#line 578 "gram.y"
{ plpgsql_yyval.ival = 1; ;
    break;}
case 44:
#line 582 "gram.y"
{ plpgsql_yyval.expr = NULL; ;
    break;}
case 45:
#line 584 "gram.y"
{
						int				tok;
						int				lno;
						PLpgSQL_dstring ds;
						PLpgSQL_expr	*expr;

						lno = plpgsql_yylineno;
						expr = malloc(sizeof(PLpgSQL_expr));
						plpgsql_dstring_init(&ds);
						plpgsql_dstring_append(&ds, "SELECT ");

						expr->dtype   = PLPGSQL_DTYPE_EXPR;
						expr->plan	  = NULL;
						expr->nparams = 0;

						tok = plpgsql_yylex();
						switch (tok)
						{
							case 0:
								plpgsql_error_lineno = lno;
								elog(ERROR, "unexpected end of file");
							case K_NULL:
								if (plpgsql_yylex() != ';')
								{
									plpgsql_error_lineno = lno;
									elog(ERROR, "expected ; after NULL");
								}
								free(expr);
								plpgsql_dstring_free(&ds);

								plpgsql_yyval.expr = NULL;
								break;

							default:
								plpgsql_dstring_append(&ds, plpgsql_yytext);
								while ((tok = plpgsql_yylex()) != ';')
								{
									if (tok == 0)
									{
										plpgsql_error_lineno = lno;
										elog(ERROR, "unterminated default value");
									}
									if (plpgsql_SpaceScanned)
										plpgsql_dstring_append(&ds, " ");
									plpgsql_dstring_append(&ds, plpgsql_yytext);
								}
								expr->query = strdup(plpgsql_dstring_get(&ds));
								plpgsql_dstring_free(&ds);

								plpgsql_yyval.expr = expr;
								break;
						}
					;
    break;}
case 48:
#line 643 "gram.y"
{
							PLpgSQL_stmts	*new;

							new = malloc(sizeof(PLpgSQL_stmts));
							memset(new, 0, sizeof(PLpgSQL_stmts));
							plpgsql_yyval.stmts = new;
					;
    break;}
case 49:
#line 651 "gram.y"
{ plpgsql_yyval.stmts = plpgsql_yyvsp[0].stmts; ;
    break;}
case 50:
#line 655 "gram.y"
{
								if (plpgsql_yyvsp[-1].stmts->stmts_used == plpgsql_yyvsp[-1].stmts->stmts_alloc) {
									plpgsql_yyvsp[-1].stmts->stmts_alloc *= 2;
									plpgsql_yyvsp[-1].stmts->stmts = realloc(plpgsql_yyvsp[-1].stmts->stmts, sizeof(PLpgSQL_stmt *) * plpgsql_yyvsp[-1].stmts->stmts_alloc);
								}
								plpgsql_yyvsp[-1].stmts->stmts[plpgsql_yyvsp[-1].stmts->stmts_used++] = (struct PLpgSQL_stmt *)plpgsql_yyvsp[0].stmt;

								plpgsql_yyval.stmts = plpgsql_yyvsp[-1].stmts;
						;
    break;}
case 51:
#line 665 "gram.y"
{
								PLpgSQL_stmts	*new;

								new = malloc(sizeof(PLpgSQL_stmts));
								memset(new, 0, sizeof(PLpgSQL_stmts));

								new->stmts_alloc = 64;
								new->stmts_used  = 1;
								new->stmts = malloc(sizeof(PLpgSQL_stmt *) * new->stmts_alloc);
								new->stmts[0] = (struct PLpgSQL_stmt *)plpgsql_yyvsp[0].stmt;

								plpgsql_yyval.stmts = new;

						;
    break;}
case 52:
#line 682 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[-1].stmt; ;
    break;}
case 53:
#line 684 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 54:
#line 686 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 55:
#line 688 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 56:
#line 690 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 57:
#line 692 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 58:
#line 694 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 59:
#line 696 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 60:
#line 698 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 61:
#line 700 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 62:
#line 702 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 63:
#line 704 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 64:
#line 706 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 65:
#line 708 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 66:
#line 710 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 67:
#line 712 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 68:
#line 714 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 69:
#line 716 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 70:
#line 718 "gram.y"
{ plpgsql_yyval.stmt = plpgsql_yyvsp[0].stmt; ;
    break;}
case 71:
#line 722 "gram.y"
{
						PLpgSQL_stmt_assign *new;

						new = malloc(sizeof(PLpgSQL_stmt_assign));
						memset(new, 0, sizeof(PLpgSQL_stmt_assign));

						new->cmd_type = PLPGSQL_STMT_ASSIGN;
						new->lineno   = plpgsql_yyvsp[-1].ival;
						new->varno = -1;
						new->expr  = plpgsql_yyvsp[0].expr;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 72:
#line 738 "gram.y"
{
						PLpgSQL_stmt_assign *new;

						new = malloc(sizeof(PLpgSQL_stmt_assign));
						memset(new, 0, sizeof(PLpgSQL_stmt_assign));

						new->cmd_type = PLPGSQL_STMT_ASSIGN;
						new->lineno   = plpgsql_yyvsp[-2].ival;
						new->varno = plpgsql_yyvsp[-3].ival;
						new->expr  = plpgsql_yyvsp[0].expr;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 73:
#line 754 "gram.y"
{
						PLpgSQL_stmt_getdiag	 *new;

						new = malloc(sizeof(PLpgSQL_stmt_getdiag));
						memset(new, 0, sizeof(PLpgSQL_stmt_getdiag));

						new->cmd_type = PLPGSQL_STMT_GETDIAG;
						new->lineno   = plpgsql_yyvsp[-2].ival;
						new->ndtitems = plpgsql_yyvsp[-1].dtlist.nused;
						new->dtitems  = malloc(sizeof(PLpgSQL_diag_item) * plpgsql_yyvsp[-1].dtlist.nused);
						memcpy(new->dtitems, plpgsql_yyvsp[-1].dtlist.dtitems, sizeof(PLpgSQL_diag_item) * plpgsql_yyvsp[-1].dtlist.nused);

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 74:
#line 771 "gram.y"
{
						if (plpgsql_yyvsp[-4].dtlist.nused == plpgsql_yyvsp[-4].dtlist.nalloc)
						{
							plpgsql_yyvsp[-4].dtlist.nalloc *= 2;
							plpgsql_yyvsp[-4].dtlist.dtitems = repalloc(plpgsql_yyvsp[-4].dtlist.dtitems, sizeof(PLpgSQL_diag_item) * plpgsql_yyvsp[-4].dtlist.nalloc);
						}
						plpgsql_yyvsp[-4].dtlist.dtitems[plpgsql_yyvsp[-4].dtlist.nused].target = plpgsql_yyvsp[-2].ival;
						plpgsql_yyvsp[-4].dtlist.dtitems[plpgsql_yyvsp[-4].dtlist.nused].item   = plpgsql_yyvsp[0].ival;
						plpgsql_yyvsp[-4].dtlist.nused++;

						plpgsql_yyval.dtlist.nalloc = plpgsql_yyvsp[-4].dtlist.nalloc;
						plpgsql_yyval.dtlist.nused  = plpgsql_yyvsp[-4].dtlist.nused;
						plpgsql_yyval.dtlist.dtitems = plpgsql_yyvsp[-4].dtlist.dtitems;
					;
    break;}
case 75:
#line 786 "gram.y"
{
						plpgsql_yyval.dtlist.nalloc = 1;
						plpgsql_yyval.dtlist.nused  = 1;
						plpgsql_yyval.dtlist.dtitems = palloc(sizeof(PLpgSQL_diag_item) * plpgsql_yyval.dtlist.nalloc);
						plpgsql_yyval.dtlist.dtitems[0].target = plpgsql_yyvsp[-2].ival;
						plpgsql_yyval.dtlist.dtitems[0].item   = plpgsql_yyvsp[0].ival;
					;
    break;}
case 76:
#line 796 "gram.y"
{
						plpgsql_yyval.ival = PLPGSQL_GETDIAG_ROW_COUNT;
					;
    break;}
case 77:
#line 800 "gram.y"
{
						plpgsql_yyval.ival = PLPGSQL_GETDIAG_RESULT_OID;
					;
    break;}
case 78:
#line 806 "gram.y"
{
						if (plpgsql_yylval.var->isconst)
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "%s is declared CONSTANT; can not receive diagnostics", plpgsql_yylval.var->refname);
						}
						plpgsql_yyval.ival = plpgsql_yylval.var->varno;
					;
    break;}
case 79:
#line 815 "gram.y"
{
						plpgsql_yyval.ival = plpgsql_yylval.recfield->rfno;
					;
    break;}
case 80:
#line 822 "gram.y"
{
						if (plpgsql_yylval.var->isconst)
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "%s is declared CONSTANT", plpgsql_yylval.var->refname);
						}
						plpgsql_yyval.ival = plpgsql_yylval.var->varno;
					;
    break;}
case 81:
#line 831 "gram.y"
{
						plpgsql_yyval.ival = plpgsql_yylval.recfield->rfno;
					;
    break;}
case 82:
#line 837 "gram.y"
{
						PLpgSQL_stmt_if *new;

						new = malloc(sizeof(PLpgSQL_stmt_if));
						memset(new, 0, sizeof(PLpgSQL_stmt_if));

						new->cmd_type	= PLPGSQL_STMT_IF;
						new->lineno		= plpgsql_yyvsp[-6].ival;
						new->cond		= plpgsql_yyvsp[-5].expr;
						new->true_body	= plpgsql_yyvsp[-4].stmts;
						new->false_body = plpgsql_yyvsp[-3].stmts;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 83:
#line 854 "gram.y"
{
							PLpgSQL_stmts	*new;

							new = malloc(sizeof(PLpgSQL_stmts));
							memset(new, 0, sizeof(PLpgSQL_stmts));
							plpgsql_yyval.stmts = new;
					;
    break;}
case 84:
#line 862 "gram.y"
{
					  /*
					   * Translate the structure:	   into:
					   *
					   * IF c1 THEN					   IF c1 THEN		 
					   *	 ...						   ...				 
					   * ELSIF c2 THEN				   ELSE 
					   *								   IF c2 THEN	
					   *	 ...							   ...				 
					   * ELSE							   ELSE				 
					   *	 ...							   ...				 
					   * END IF							   END IF			 
					   *							   END IF
					   * 
					   */

						PLpgSQL_stmts	*new;
						PLpgSQL_stmt_if *new_if;

						/* first create a new if-statement */
						new_if = malloc(sizeof(PLpgSQL_stmt_if));
						memset(new_if, 0, sizeof(PLpgSQL_stmt_if));

						new_if->cmd_type	= PLPGSQL_STMT_IF;
						new_if->lineno		= plpgsql_yyvsp[-3].ival;
						new_if->cond		= plpgsql_yyvsp[-2].expr;
						new_if->true_body	= plpgsql_yyvsp[-1].stmts;
						new_if->false_body	= plpgsql_yyvsp[0].stmts;
						
						/* this is a 'container' for the if-statement */
						new = malloc(sizeof(PLpgSQL_stmts));
						memset(new, 0, sizeof(PLpgSQL_stmts));
						
						new->stmts_alloc = 64;
						new->stmts_used	 = 1;
						new->stmts = malloc(sizeof(PLpgSQL_stmt *) * new->stmts_alloc);
						new->stmts[0] = (struct PLpgSQL_stmt *)new_if;

						plpgsql_yyval.stmts = new;
						
					;
    break;}
case 85:
#line 905 "gram.y"
{
						plpgsql_yyval.stmts = plpgsql_yyvsp[0].stmts;				
					;
    break;}
case 86:
#line 911 "gram.y"
{
						PLpgSQL_stmt_loop *new;

						new = malloc(sizeof(PLpgSQL_stmt_loop));
						memset(new, 0, sizeof(PLpgSQL_stmt_loop));

						new->cmd_type = PLPGSQL_STMT_LOOP;
						new->lineno   = plpgsql_yyvsp[-1].ival;
						new->label	  = plpgsql_yyvsp[-3].str;
						new->body	  = plpgsql_yyvsp[0].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 87:
#line 929 "gram.y"
{
						PLpgSQL_stmt_while *new;

						new = malloc(sizeof(PLpgSQL_stmt_while));
						memset(new, 0, sizeof(PLpgSQL_stmt_while));

						new->cmd_type = PLPGSQL_STMT_WHILE;
						new->lineno   = plpgsql_yyvsp[-2].ival;
						new->label	  = plpgsql_yyvsp[-4].str;
						new->cond	  = plpgsql_yyvsp[-1].expr;
						new->body	  = plpgsql_yyvsp[0].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 88:
#line 948 "gram.y"
{
						PLpgSQL_stmt_fori		*new;

						new = malloc(sizeof(PLpgSQL_stmt_fori));
						memset(new, 0, sizeof(PLpgSQL_stmt_fori));

						new->cmd_type = PLPGSQL_STMT_FORI;
						new->lineno   = plpgsql_yyvsp[-5].ival;
						new->label	  = plpgsql_yyvsp[-7].str;
						new->var	  = plpgsql_yyvsp[-4].var;
						new->reverse  = plpgsql_yyvsp[-2].forilow.reverse;
						new->lower	  = plpgsql_yyvsp[-2].forilow.expr;
						new->upper	  = plpgsql_yyvsp[-1].expr;
						new->body	  = plpgsql_yyvsp[0].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 89:
#line 970 "gram.y"
{
						PLpgSQL_var		*new;

						new = malloc(sizeof(PLpgSQL_var));
						memset(new, 0, sizeof(PLpgSQL_var));

						new->dtype		= PLPGSQL_DTYPE_VAR;
						new->refname	= plpgsql_yyvsp[0].varname.name;
						new->lineno		= plpgsql_yyvsp[0].varname.lineno;

						new->datatype	= plpgsql_parse_datatype("integer");
						new->isconst	= false;
						new->notnull	= false;
						new->default_val = NULL;

						plpgsql_adddatum((PLpgSQL_datum *)new);
						plpgsql_ns_additem(PLPGSQL_NSTYPE_VAR, new->varno,
												plpgsql_yyvsp[0].varname.name);

						plpgsql_add_initdatums(NULL);

						plpgsql_yyval.var = new;
					;
    break;}
case 90:
#line 996 "gram.y"
{
						plpgsql_yyval.varname.name = strdup(plpgsql_yytext);
						plpgsql_yyval.varname.lineno = plpgsql_yylineno;
					;
    break;}
case 91:
#line 1001 "gram.y"
{
						plpgsql_yyval.varname.name = strdup(plpgsql_yytext);
						plpgsql_yyval.varname.lineno = plpgsql_yylineno;
					;
    break;}
case 92:
#line 1008 "gram.y"
{
						int			tok;

						tok = plpgsql_yylex();
						if (tok == K_REVERSE)
						{
							plpgsql_yyval.forilow.reverse = 1;
						}
						else
						{
							plpgsql_yyval.forilow.reverse = 0;
							plpgsql_push_back_token(tok);
						}

						plpgsql_yyval.forilow.expr = plpgsql_read_expression(K_DOTDOT, "..");
					;
    break;}
case 93:
#line 1026 "gram.y"
{
						PLpgSQL_stmt_fors		*new;

						new = malloc(sizeof(PLpgSQL_stmt_fors));
						memset(new, 0, sizeof(PLpgSQL_stmt_fors));

						new->cmd_type = PLPGSQL_STMT_FORS;
						new->lineno   = plpgsql_yyvsp[-5].ival;
						new->label	  = plpgsql_yyvsp[-7].str;
						switch (plpgsql_yyvsp[-4].rec->dtype)
						{
							case PLPGSQL_DTYPE_REC:
								new->rec = plpgsql_yyvsp[-4].rec;
								break;
							case PLPGSQL_DTYPE_ROW:
								new->row = (PLpgSQL_row *)plpgsql_yyvsp[-4].rec;
								break;
							default:
								elog(ERROR, "unknown dtype %d in stmt_fors", plpgsql_yyvsp[-4].rec->dtype);
						}
						new->query = plpgsql_yyvsp[-1].expr;
						new->body  = plpgsql_yyvsp[0].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 94:
#line 1055 "gram.y"
{
						PLpgSQL_stmt_dynfors	*new;

						new = malloc(sizeof(PLpgSQL_stmt_dynfors));
						memset(new, 0, sizeof(PLpgSQL_stmt_dynfors));

						new->cmd_type = PLPGSQL_STMT_DYNFORS;
						new->lineno   = plpgsql_yyvsp[-5].ival;
						new->label	  = plpgsql_yyvsp[-7].str;
						switch (plpgsql_yyvsp[-4].rec->dtype)
						{
							case PLPGSQL_DTYPE_REC:
								new->rec = plpgsql_yyvsp[-4].rec;
								break;
							case PLPGSQL_DTYPE_ROW:
								new->row = (PLpgSQL_row *)plpgsql_yyvsp[-4].rec;
								break;
							default:
								elog(ERROR, "unknown dtype %d in stmt_dynfors", plpgsql_yyvsp[-4].rec->dtype);
						}
						new->query = plpgsql_yyvsp[-1].expr;
						new->body  = plpgsql_yyvsp[0].stmts;

						plpgsql_ns_pop();

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 95:
#line 1084 "gram.y"
{ plpgsql_yyval.rec = plpgsql_yylval.rec; ;
    break;}
case 96:
#line 1086 "gram.y"
{
						plpgsql_yyval.rec = (PLpgSQL_rec *)(plpgsql_yylval.row);
					;
    break;}
case 97:
#line 1092 "gram.y"
{
						plpgsql_yyval.stmt = make_select_stmt();
						plpgsql_yyval.stmt->lineno = plpgsql_yyvsp[0].ival;
					;
    break;}
case 98:
#line 1099 "gram.y"
{
						PLpgSQL_stmt_exit *new;

						new = malloc(sizeof(PLpgSQL_stmt_exit));
						memset(new, 0, sizeof(PLpgSQL_stmt_exit));

						new->cmd_type = PLPGSQL_STMT_EXIT;
						new->lineno   = plpgsql_yyvsp[-2].ival;
						new->label	  = plpgsql_yyvsp[-1].str;
						new->cond	  = plpgsql_yyvsp[0].expr;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 99:
#line 1115 "gram.y"
{
						PLpgSQL_stmt_return *new;
						PLpgSQL_expr	*expr = NULL;
						int				tok;

						new = malloc(sizeof(PLpgSQL_stmt_return));
						memset(new, 0, sizeof(PLpgSQL_stmt_return));

						if (plpgsql_curr_compile->fn_retistuple)
						{
							new->retistuple = true;
							new->retrecno	= -1;
							switch (tok = plpgsql_yylex())
							{
								case K_NULL:
									expr = NULL;
									break;

								case T_ROW:
									expr = make_tupret_expr(plpgsql_yylval.row);
									break;

								case T_RECORD:
									new->retrecno = plpgsql_yylval.rec->recno;
									expr = NULL;
									break;

								default:
									plpgsql_yyerror("return type mismatch in function returning table row");
									break;
							}
							if (plpgsql_yylex() != ';')
								plpgsql_yyerror("expected ';'");
						} else {
							new->retistuple = false;
							expr = plpgsql_read_expression(';', ";");
						}

						new->cmd_type = PLPGSQL_STMT_RETURN;
						new->lineno   = plpgsql_yyvsp[0].ival;
						new->expr	  = expr;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 100:
#line 1162 "gram.y"
{
						PLpgSQL_stmt_raise		*new;

						new = malloc(sizeof(PLpgSQL_stmt_raise));

						new->cmd_type	= PLPGSQL_STMT_RAISE;
						new->lineno		= plpgsql_yyvsp[-4].ival;
						new->elog_level = plpgsql_yyvsp[-3].ival;
						new->message	= plpgsql_yyvsp[-2].str;
						new->nparams	= plpgsql_yyvsp[-1].intlist.nused;
						new->params		= malloc(sizeof(int) * plpgsql_yyvsp[-1].intlist.nused);
						memcpy(new->params, plpgsql_yyvsp[-1].intlist.nums, sizeof(int) * plpgsql_yyvsp[-1].intlist.nused);

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 101:
#line 1178 "gram.y"
{
						PLpgSQL_stmt_raise		*new;

						new = malloc(sizeof(PLpgSQL_stmt_raise));

						new->cmd_type	= PLPGSQL_STMT_RAISE;
						new->lineno		= plpgsql_yyvsp[-3].ival;
						new->elog_level = plpgsql_yyvsp[-2].ival;
						new->message	= plpgsql_yyvsp[-1].str;
						new->nparams	= 0;
						new->params		= NULL;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 102:
#line 1195 "gram.y"
{
						plpgsql_yyval.str = strdup(plpgsql_yytext);
					;
    break;}
case 103:
#line 1201 "gram.y"
{
						plpgsql_yyval.ival = ERROR;
					;
    break;}
case 104:
#line 1205 "gram.y"
{
						plpgsql_yyval.ival = NOTICE;
					;
    break;}
case 105:
#line 1209 "gram.y"
{
						plpgsql_yyval.ival = DEBUG;
					;
    break;}
case 106:
#line 1215 "gram.y"
{
						if (plpgsql_yyvsp[-1].intlist.nused == plpgsql_yyvsp[-1].intlist.nalloc)
						{
							plpgsql_yyvsp[-1].intlist.nalloc *= 2;
							plpgsql_yyvsp[-1].intlist.nums = repalloc(plpgsql_yyvsp[-1].intlist.nums, sizeof(int) * plpgsql_yyvsp[-1].intlist.nalloc);
						}
						plpgsql_yyvsp[-1].intlist.nums[plpgsql_yyvsp[-1].intlist.nused++] = plpgsql_yyvsp[0].ival;

						plpgsql_yyval.intlist.nalloc = plpgsql_yyvsp[-1].intlist.nalloc;
						plpgsql_yyval.intlist.nused  = plpgsql_yyvsp[-1].intlist.nused;
						plpgsql_yyval.intlist.nums   = plpgsql_yyvsp[-1].intlist.nums;
					;
    break;}
case 107:
#line 1228 "gram.y"
{
						plpgsql_yyval.intlist.nalloc = 1;
						plpgsql_yyval.intlist.nused  = 1;
						plpgsql_yyval.intlist.nums   = palloc(sizeof(int) * plpgsql_yyval.intlist.nalloc);
						plpgsql_yyval.intlist.nums[0] = plpgsql_yyvsp[0].ival;
					;
    break;}
case 108:
#line 1237 "gram.y"
{
						plpgsql_yyval.ival = plpgsql_yylval.var->varno;
					;
    break;}
case 109:
#line 1241 "gram.y"
{
						plpgsql_yyval.ival = plpgsql_yylval.recfield->rfno;
					;
    break;}
case 110:
#line 1245 "gram.y"
{
						plpgsql_yyval.ival = plpgsql_yylval.trigarg->dno;
					;
    break;}
case 111:
#line 1251 "gram.y"
{ plpgsql_yyval.stmts = plpgsql_yyvsp[-3].stmts; ;
    break;}
case 112:
#line 1255 "gram.y"
{
						PLpgSQL_stmt_execsql	*new;

						new = malloc(sizeof(PLpgSQL_stmt_execsql));
						new->cmd_type = PLPGSQL_STMT_EXECSQL;
						new->lineno   = plpgsql_yyvsp[0].ival;
						new->sqlstmt  = read_sql_stmt(plpgsql_yyvsp[-1].str);

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 113:
#line 1268 "gram.y"
{
							PLpgSQL_stmt_dynexecute *new;

							new = malloc(sizeof(PLpgSQL_stmt_dynexecute));
							new->cmd_type = PLPGSQL_STMT_DYNEXECUTE;
							new->lineno   = plpgsql_yyvsp[-1].ival;
							new->query	  = plpgsql_yyvsp[0].expr;

							plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
						;
    break;}
case 114:
#line 1281 "gram.y"
{
						PLpgSQL_stmt_open *new;
						int				  tok;

						new = malloc(sizeof(PLpgSQL_stmt_open));
						memset(new, 0, sizeof(PLpgSQL_stmt_open));

						new->cmd_type = PLPGSQL_STMT_OPEN;
						new->lineno = plpgsql_yyvsp[-1].ival;
						new->curvar = plpgsql_yyvsp[0].var->varno;

						if (plpgsql_yyvsp[0].var->cursor_explicit_expr == NULL)
						{
						    tok = plpgsql_yylex();

							if (tok != K_FOR)
							{
								plpgsql_error_lineno = plpgsql_yyvsp[-1].ival;
								elog(ERROR, "syntax error at \"%s\" - expected FOR to open a reference cursor", plpgsql_yytext);
							}

							tok = plpgsql_yylex();
							switch (tok)
							{
								case K_SELECT:
									new->query = read_sql_stmt("SELECT ");
									break;

								case K_EXECUTE:
									new->dynquery = read_sql_stmt("SELECT ");
									break;

								default:
									plpgsql_error_lineno = plpgsql_yyvsp[-1].ival;
									elog(ERROR, "syntax error at \"%s\"", plpgsql_yytext);
							}

						}
						else
						{
							if (plpgsql_yyvsp[0].var->cursor_explicit_argrow >= 0)
							{
								char   *cp;

								tok = plpgsql_yylex();

								if (tok != '(')
								{
									plpgsql_error_lineno = plpgsql_yylineno;
									elog(ERROR, "cursor %s has arguments", plpgsql_yyvsp[0].var->refname);
								}

								new->argquery = read_sql_stmt("SELECT ");
								/* Remove the trailing right paren,
                                 * because we want "select 1, 2", not
                                 * "select (1, 2)".
								 */
								cp = new->argquery->query;
								cp += strlen(cp);
								--cp;
								if (*cp != ')')
								{
									plpgsql_error_lineno = plpgsql_yylineno;
									elog(ERROR, "missing )");
								}
								*cp = '\0';
							}
							else
							{
								tok = plpgsql_yylex();

								if (tok == '(')
								{
									plpgsql_error_lineno = plpgsql_yylineno;
									elog(ERROR, "cursor %s has no arguments", plpgsql_yyvsp[0].var->refname);
								}
								
								if (tok != ';')
								{
									plpgsql_error_lineno = plpgsql_yylineno;
									elog(ERROR, "syntax error at \"%s\"", plpgsql_yytext);
								}
							}
						}

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 115:
#line 1371 "gram.y"
{
						PLpgSQL_stmt_fetch *new;

						new = (PLpgSQL_stmt_fetch *)make_fetch_stmt();
						new->curvar = plpgsql_yyvsp[-1].ival;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
						plpgsql_yyval.stmt->lineno = plpgsql_yyvsp[-2].ival;
					;
    break;}
case 116:
#line 1383 "gram.y"
{
						PLpgSQL_stmt_close *new;

						new = malloc(sizeof(PLpgSQL_stmt_close));
						new->cmd_type = PLPGSQL_STMT_CLOSE;
						new->lineno = plpgsql_yyvsp[-2].ival;
						new->curvar = plpgsql_yyvsp[-1].ival;

						plpgsql_yyval.stmt = (PLpgSQL_stmt *)new;
					;
    break;}
case 117:
#line 1396 "gram.y"
{
						if (plpgsql_yylval.var->datatype->typoid != REFCURSOROID)
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "%s must be of type cursor or refcursor", plpgsql_yylval.var->refname);
						}
						plpgsql_yyval.var = plpgsql_yylval.var;
					;
    break;}
case 118:
#line 1407 "gram.y"
{
						if (plpgsql_yylval.var->datatype->typoid != REFCURSOROID)
						{
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "%s must be of type refcursor", plpgsql_yylval.var->refname);
						}
						plpgsql_yyval.ival = plpgsql_yylval.var->varno;
					;
    break;}
case 119:
#line 1418 "gram.y"
{ plpgsql_yyval.str = strdup(plpgsql_yytext); ;
    break;}
case 120:
#line 1420 "gram.y"
{ plpgsql_yyval.str = strdup(plpgsql_yytext); ;
    break;}
case 121:
#line 1424 "gram.y"
{ plpgsql_yyval.expr = plpgsql_read_expression(';', ";"); ;
    break;}
case 122:
#line 1428 "gram.y"
{ plpgsql_yyval.expr = plpgsql_read_expression(K_THEN, "THEN"); ;
    break;}
case 123:
#line 1432 "gram.y"
{ plpgsql_yyval.expr = plpgsql_read_expression(K_LOOP, "LOOP"); ;
    break;}
case 124:
#line 1436 "gram.y"
{
						plpgsql_ns_push(NULL);
						plpgsql_yyval.str = NULL;
					;
    break;}
case 125:
#line 1441 "gram.y"
{
						plpgsql_ns_push(plpgsql_yyvsp[-2].str);
						plpgsql_yyval.str = plpgsql_yyvsp[-2].str;
					;
    break;}
case 126:
#line 1448 "gram.y"
{ plpgsql_yyval.str = NULL; ;
    break;}
case 127:
#line 1450 "gram.y"
{ plpgsql_yyval.str = strdup(plpgsql_yytext); ;
    break;}
case 128:
#line 1454 "gram.y"
{ plpgsql_yyval.expr = NULL; ;
    break;}
case 129:
#line 1456 "gram.y"
{ plpgsql_yyval.expr = plpgsql_yyvsp[0].expr; ;
    break;}
case 130:
#line 1460 "gram.y"
{ plpgsql_yyval.str = strdup(plpgsql_yytext); ;
    break;}
case 131:
#line 1464 "gram.y"
{
						plpgsql_error_lineno = plpgsql_yylineno;
						plpgsql_yyval.ival = plpgsql_yylineno;
					;
    break;}
}
   /* the action file gets copied in in place of this dollarsign */
#line 543 "/usr/local/share/bison.simple"

  plpgsql_yyvsp -= plpgsql_yylen;
  plpgsql_yyssp -= plpgsql_yylen;
#ifdef PLPGSQL_YYLSP_NEEDED
  plpgsql_yylsp -= plpgsql_yylen;
#endif

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    {
      short *ssp1 = plpgsql_yyss - 1;
      fprintf (stderr, "state stack now");
      while (ssp1 != plpgsql_yyssp)
	fprintf (stderr, " %d", *++ssp1);
      fprintf (stderr, "\n");
    }
#endif

  *++plpgsql_yyvsp = plpgsql_yyval;

#ifdef PLPGSQL_YYLSP_NEEDED
  plpgsql_yylsp++;
  if (plpgsql_yylen == 0)
    {
      plpgsql_yylsp->first_line = plpgsql_yylloc.first_line;
      plpgsql_yylsp->first_column = plpgsql_yylloc.first_column;
      plpgsql_yylsp->last_line = (plpgsql_yylsp-1)->last_line;
      plpgsql_yylsp->last_column = (plpgsql_yylsp-1)->last_column;
      plpgsql_yylsp->text = 0;
    }
  else
    {
      plpgsql_yylsp->last_line = (plpgsql_yylsp+plpgsql_yylen-1)->last_line;
      plpgsql_yylsp->last_column = (plpgsql_yylsp+plpgsql_yylen-1)->last_column;
    }
#endif

  /* Now "shift" the result of the reduction.
     Determine what state that goes to,
     based on the state we popped back to
     and the rule number reduced by.  */

  plpgsql_yyn = plpgsql_yyr1[plpgsql_yyn];

  plpgsql_yystate = plpgsql_yypgoto[plpgsql_yyn - PLPGSQL_YYNTBASE] + *plpgsql_yyssp;
  if (plpgsql_yystate >= 0 && plpgsql_yystate <= PLPGSQL_YYLAST && plpgsql_yycheck[plpgsql_yystate] == *plpgsql_yyssp)
    plpgsql_yystate = plpgsql_yytable[plpgsql_yystate];
  else
    plpgsql_yystate = plpgsql_yydefgoto[plpgsql_yyn - PLPGSQL_YYNTBASE];

  goto plpgsql_yynewstate;

plpgsql_yyerrlab:   /* here on detecting error */

  if (! plpgsql_yyerrstatus)
    /* If not already recovering from an error, report this error.  */
    {
      ++plpgsql_yynerrs;

#ifdef PLPGSQL_YYERROR_VERBOSE
      plpgsql_yyn = plpgsql_yypact[plpgsql_yystate];

      if (plpgsql_yyn > PLPGSQL_YYFLAG && plpgsql_yyn < PLPGSQL_YYLAST)
	{
	  int size = 0;
	  char *msg;
	  int x, count;

	  count = 0;
	  /* Start X at -plpgsql_yyn if nec to avoid negative indexes in plpgsql_yycheck.  */
	  for (x = (plpgsql_yyn < 0 ? -plpgsql_yyn : 0);
	       x < (sizeof(plpgsql_yytname) / sizeof(char *)); x++)
	    if (plpgsql_yycheck[x + plpgsql_yyn] == x)
	      size += strlen(plpgsql_yytname[x]) + 15, count++;
	  msg = (char *) malloc(size + 15);
	  if (msg != 0)
	    {
	      strcpy(msg, "parse error");

	      if (count < 5)
		{
		  count = 0;
		  for (x = (plpgsql_yyn < 0 ? -plpgsql_yyn : 0);
		       x < (sizeof(plpgsql_yytname) / sizeof(char *)); x++)
		    if (plpgsql_yycheck[x + plpgsql_yyn] == x)
		      {
			strcat(msg, count == 0 ? ", expecting `" : " or `");
			strcat(msg, plpgsql_yytname[x]);
			strcat(msg, "'");
			count++;
		      }
		}
	      plpgsql_yyerror(msg);
	      free(msg);
	    }
	  else
	    plpgsql_yyerror ("parse error; also virtual memory exceeded");
	}
      else
#endif /* PLPGSQL_YYERROR_VERBOSE */
	plpgsql_yyerror("parse error");
    }

  goto plpgsql_yyerrlab1;
plpgsql_yyerrlab1:   /* here on error raised explicitly by an action */

  if (plpgsql_yyerrstatus == 3)
    {
      /* if just tried and failed to reuse lookahead token after an error, discard it.  */

      /* return failure if at end of input */
      if (plpgsql_yychar == PLPGSQL_YYEOF)
	PLPGSQL_YYABORT;

#if PLPGSQL_YYDEBUG != 0
      if (plpgsql_yydebug)
	fprintf(stderr, "Discarding token %d (%s).\n", plpgsql_yychar, plpgsql_yytname[plpgsql_yychar1]);
#endif

      plpgsql_yychar = PLPGSQL_YYEMPTY;
    }

  /* Else will try to reuse lookahead token
     after shifting the error token.  */

  plpgsql_yyerrstatus = 3;		/* Each real token shifted decrements this */

  goto plpgsql_yyerrhandle;

plpgsql_yyerrdefault:  /* current state does not do anything special for the error token. */

#if 0
  /* This is wrong; only states that explicitly want error tokens
     should shift them.  */
  plpgsql_yyn = plpgsql_yydefact[plpgsql_yystate];  /* If its default is to accept any token, ok.  Otherwise pop it.*/
  if (plpgsql_yyn) goto plpgsql_yydefault;
#endif

plpgsql_yyerrpop:   /* pop the current state because it cannot handle the error token */

  if (plpgsql_yyssp == plpgsql_yyss) PLPGSQL_YYABORT;
  plpgsql_yyvsp--;
  plpgsql_yystate = *--plpgsql_yyssp;
#ifdef PLPGSQL_YYLSP_NEEDED
  plpgsql_yylsp--;
#endif

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    {
      short *ssp1 = plpgsql_yyss - 1;
      fprintf (stderr, "Error: state stack now");
      while (ssp1 != plpgsql_yyssp)
	fprintf (stderr, " %d", *++ssp1);
      fprintf (stderr, "\n");
    }
#endif

plpgsql_yyerrhandle:

  plpgsql_yyn = plpgsql_yypact[plpgsql_yystate];
  if (plpgsql_yyn == PLPGSQL_YYFLAG)
    goto plpgsql_yyerrdefault;

  plpgsql_yyn += PLPGSQL_YYTERROR;
  if (plpgsql_yyn < 0 || plpgsql_yyn > PLPGSQL_YYLAST || plpgsql_yycheck[plpgsql_yyn] != PLPGSQL_YYTERROR)
    goto plpgsql_yyerrdefault;

  plpgsql_yyn = plpgsql_yytable[plpgsql_yyn];
  if (plpgsql_yyn < 0)
    {
      if (plpgsql_yyn == PLPGSQL_YYFLAG)
	goto plpgsql_yyerrpop;
      plpgsql_yyn = -plpgsql_yyn;
      goto plpgsql_yyreduce;
    }
  else if (plpgsql_yyn == 0)
    goto plpgsql_yyerrpop;

  if (plpgsql_yyn == PLPGSQL_YYFINAL)
    PLPGSQL_YYACCEPT;

#if PLPGSQL_YYDEBUG != 0
  if (plpgsql_yydebug)
    fprintf(stderr, "Shifting error token, ");
#endif

  *++plpgsql_yyvsp = plpgsql_yylval;
#ifdef PLPGSQL_YYLSP_NEEDED
  *++plpgsql_yylsp = plpgsql_yylloc;
#endif

  plpgsql_yystate = plpgsql_yyn;
  goto plpgsql_yynewstate;

 plpgsql_yyacceptlab:
  /* PLPGSQL_YYACCEPT comes here.  */
  if (plpgsql_yyfree_stacks)
    {
      free (plpgsql_yyss);
      free (plpgsql_yyvs);
#ifdef PLPGSQL_YYLSP_NEEDED
      free (plpgsql_yyls);
#endif
    }
  return 0;

 plpgsql_yyabortlab:
  /* PLPGSQL_YYABORT comes here.  */
  if (plpgsql_yyfree_stacks)
    {
      free (plpgsql_yyss);
      free (plpgsql_yyvs);
#ifdef PLPGSQL_YYLSP_NEEDED
      free (plpgsql_yyls);
#endif
    }
  return 1;
}
#line 1470 "gram.y"



PLpgSQL_expr *
plpgsql_read_expression(int until, const char *expected)
{
	return read_sql_construct(until, expected, true, "SELECT ");
}

static PLpgSQL_expr *
read_sql_stmt(const char *sqlstart)
{
	return read_sql_construct(';', ";", false, sqlstart);
}

static PLpgSQL_expr *
read_sql_construct(int until,
				   const char *expected,
				   bool isexpression,
				   const char *sqlstart)
{
	int					tok;
	int					lno;
	PLpgSQL_dstring		ds;
	int					parenlevel = 0;
	int					nparams = 0;
	int					params[1024];
	char				buf[32];
	PLpgSQL_expr		*expr;

	lno = plpgsql_yylineno;
	plpgsql_dstring_init(&ds);
	plpgsql_dstring_append(&ds, (char *) sqlstart);

	for (;;)
	{
		tok = plpgsql_yylex();
		if (tok == '(')
			parenlevel++;
		else if (tok == ')')
		{
			parenlevel--;
			if (parenlevel < 0)
				elog(ERROR, "mismatched parentheses");
		}
		else if (parenlevel == 0 && tok == until)
			break;
		/*
		 * End of function definition is an error, and we don't expect to
		 * hit a semicolon either (unless it's the until symbol, in which
		 * case we should have fallen out above).
		 */
		if (tok == 0 || tok == ';')
		{
			plpgsql_error_lineno = lno;
			if (parenlevel != 0)
				elog(ERROR, "mismatched parentheses");
			if (isexpression)
				elog(ERROR, "missing %s at end of SQL expression",
					 expected);
			else
				elog(ERROR, "missing %s at end of SQL statement",
					 expected);
			break;
		}
		if (plpgsql_SpaceScanned)
			plpgsql_dstring_append(&ds, " ");
		switch (tok)
		{
			case T_VARIABLE:
				params[nparams] = plpgsql_yylval.var->varno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_RECFIELD:
				params[nparams] = plpgsql_yylval.recfield->rfno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_TGARGV:
				params[nparams] = plpgsql_yylval.trigarg->dno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			default:
				plpgsql_dstring_append(&ds, plpgsql_yytext);
				break;
		}
	}

	expr = malloc(sizeof(PLpgSQL_expr) + sizeof(int) * nparams - sizeof(int));
	expr->dtype			= PLPGSQL_DTYPE_EXPR;
	expr->query			= strdup(plpgsql_dstring_get(&ds));
	expr->plan			= NULL;
	expr->nparams		= nparams;
	while(nparams-- > 0)
		expr->params[nparams] = params[nparams];
	plpgsql_dstring_free(&ds);

	return expr;
}

static PLpgSQL_type *
read_datatype(int tok)
{
	int					lno;
	PLpgSQL_dstring		ds;
	PLpgSQL_type		*result;
	bool				needspace = false;
	int					parenlevel = 0;

	lno = plpgsql_yylineno;

	/* Often there will be a lookahead token, but if not, get one */
	if (tok == PLPGSQL_YYEMPTY)
		tok = plpgsql_yylex();

	if (tok == T_DTYPE)
	{
		/* lexer found word%TYPE and did its thing already */
		return plpgsql_yylval.dtype;
	}

	plpgsql_dstring_init(&ds);

	while (tok != ';')
	{
		if (tok == 0)
		{
			plpgsql_error_lineno = lno;
			if (parenlevel != 0)
				elog(ERROR, "mismatched parentheses");
			elog(ERROR, "incomplete datatype declaration");
		}
		/* Possible followers for datatype in a declaration */
		if (tok == K_NOT || tok == K_ASSIGN || tok == K_DEFAULT)
			break;
		/* Possible followers for datatype in a cursor_arg list */
		if ((tok == ',' || tok == ')') && parenlevel == 0)
			break;
		if (tok == '(')
			parenlevel++;
		else if (tok == ')')
			parenlevel--;
		if (needspace)
			plpgsql_dstring_append(&ds, " ");
		needspace = true;
		plpgsql_dstring_append(&ds, plpgsql_yytext);

		tok = plpgsql_yylex();
	}

	plpgsql_push_back_token(tok);

	plpgsql_error_lineno = lno;	/* in case of error in parse_datatype */

	result = plpgsql_parse_datatype(plpgsql_dstring_get(&ds));

	plpgsql_dstring_free(&ds);

	return result;
}


static PLpgSQL_stmt *
make_select_stmt()
{
	int					tok;
	int					lno;
	PLpgSQL_dstring		ds;
	int					nparams = 0;
	int					params[1024];
	char				buf[32];
	PLpgSQL_expr		*expr;
	PLpgSQL_row			*row = NULL;
	PLpgSQL_rec			*rec = NULL;
	PLpgSQL_stmt_select *select;
	int					have_nexttok = 0;

	lno = plpgsql_yylineno;
	plpgsql_dstring_init(&ds);
	plpgsql_dstring_append(&ds, "SELECT ");

	while((tok = plpgsql_yylex()) != K_INTO)
	{
		if (tok == ';')
		{
			PLpgSQL_stmt_execsql		*execsql;

			expr = malloc(sizeof(PLpgSQL_expr) + sizeof(int) * nparams - sizeof(int));
			expr->dtype			= PLPGSQL_DTYPE_EXPR;
			expr->query			= strdup(plpgsql_dstring_get(&ds));
			expr->plan			= NULL;
			expr->nparams		= nparams;
			while(nparams-- > 0)
				expr->params[nparams] = params[nparams];
			plpgsql_dstring_free(&ds);

			execsql = malloc(sizeof(PLpgSQL_stmt_execsql));
			execsql->cmd_type = PLPGSQL_STMT_EXECSQL;
			execsql->sqlstmt  = expr;

			return (PLpgSQL_stmt *)execsql;
		}

		if (plpgsql_SpaceScanned)
			plpgsql_dstring_append(&ds, " ");
		switch (tok)
		{
			case T_VARIABLE:
				params[nparams] = plpgsql_yylval.var->varno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_RECFIELD:
				params[nparams] = plpgsql_yylval.recfield->rfno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_TGARGV:
				params[nparams] = plpgsql_yylval.trigarg->dno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			default:
				if (tok == 0)
				{
					plpgsql_error_lineno = plpgsql_yylineno;
					elog(ERROR, "unexpected end of file");
				}
				plpgsql_dstring_append(&ds, plpgsql_yytext);
				break;
		}
	}

	tok = plpgsql_yylex();
	switch (tok)
	{
		case T_ROW:
			row = plpgsql_yylval.row;
			break;

		case T_RECORD:
			rec = plpgsql_yylval.rec;
			break;

		case T_VARIABLE:
		case T_RECFIELD:
			{
				PLpgSQL_var		*var;
				PLpgSQL_recfield *recfield;
				int				nfields = 1;
				char			*fieldnames[1024];
				int				varnos[1024];

				switch (tok)
				{	
					case T_VARIABLE:
						var = plpgsql_yylval.var;
						fieldnames[0] = strdup(plpgsql_yytext);
						varnos[0]	  = var->varno;
						break;

					case T_RECFIELD:
						recfield = plpgsql_yylval.recfield;
						fieldnames[0] = strdup(plpgsql_yytext);
						varnos[0]	  = recfield->rfno;
						break;
				}

				while ((tok = plpgsql_yylex()) == ',')
				{
					tok = plpgsql_yylex();
					switch(tok)
					{
						case T_VARIABLE:
							var = plpgsql_yylval.var;
							fieldnames[nfields] = strdup(plpgsql_yytext);
							varnos[nfields++]	= var->varno;
							break;

						case T_RECFIELD:
							recfield = plpgsql_yylval.recfield;
							fieldnames[0] = strdup(plpgsql_yytext);
							varnos[0]	  = recfield->rfno;
							break;

						default:
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "plpgsql: %s is not a variable or record field", plpgsql_yytext);
					}
				}
				row = malloc(sizeof(PLpgSQL_row));
				row->dtype = PLPGSQL_DTYPE_ROW;
				row->refname = strdup("*internal*");
				row->lineno = plpgsql_yylineno;
				row->rowtypeclass = InvalidOid;
				row->nfields = nfields;
				row->fieldnames = malloc(sizeof(char *) * nfields);
				row->varnos = malloc(sizeof(int) * nfields);
				while (--nfields >= 0)
				{
					row->fieldnames[nfields] = fieldnames[nfields];
					row->varnos[nfields] = varnos[nfields];
				}

				plpgsql_adddatum((PLpgSQL_datum *)row);

				have_nexttok = 1;
			}
			break;

		default:
			{
				if (plpgsql_SpaceScanned)
					plpgsql_dstring_append(&ds, " ");
				plpgsql_dstring_append(&ds, plpgsql_yytext);

				while(1)
				{
					tok = plpgsql_yylex();
					if (tok == ';')
					{
						PLpgSQL_stmt_execsql	*execsql;

						expr = malloc(sizeof(PLpgSQL_expr) + sizeof(int) * nparams - sizeof(int));
						expr->dtype				= PLPGSQL_DTYPE_EXPR;
						expr->query				= strdup(plpgsql_dstring_get(&ds));
						expr->plan				= NULL;
						expr->nparams	= nparams;
						while (nparams-- > 0)
							expr->params[nparams] = params[nparams];
						plpgsql_dstring_free(&ds);

						execsql = malloc(sizeof(PLpgSQL_stmt_execsql));
						execsql->cmd_type = PLPGSQL_STMT_EXECSQL;
						execsql->sqlstmt  = expr;

						return (PLpgSQL_stmt *)execsql;
					}

					if (plpgsql_SpaceScanned)
						plpgsql_dstring_append(&ds, " ");
					switch (tok)
					{
						case T_VARIABLE:
							params[nparams] = plpgsql_yylval.var->varno;
							sprintf(buf, " $%d ", ++nparams);
							plpgsql_dstring_append(&ds, buf);
							break;

						case T_RECFIELD:
							params[nparams] = plpgsql_yylval.recfield->rfno;
							sprintf(buf, " $%d ", ++nparams);
							plpgsql_dstring_append(&ds, buf);
							break;

						case T_TGARGV:
							params[nparams] = plpgsql_yylval.trigarg->dno;
							sprintf(buf, " $%d ", ++nparams);
							plpgsql_dstring_append(&ds, buf);
							break;

						default:
							if (tok == 0)
							{
								plpgsql_error_lineno = plpgsql_yylineno;
								elog(ERROR, "unexpected end of file");
							}
							plpgsql_dstring_append(&ds, plpgsql_yytext);
							break;
					}
				}
			}
	}

	/************************************************************
	 * Eat up the rest of the statement after the target fields
	 ************************************************************/
	while(1)
	{
		if (!have_nexttok) {
			tok = plpgsql_yylex();
		}
		have_nexttok = 0;
		if (tok == ';') {
			break;
		}

		if (plpgsql_SpaceScanned)
			plpgsql_dstring_append(&ds, " ");
		switch (tok)
		{
			case T_VARIABLE:
				params[nparams] = plpgsql_yylval.var->varno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_RECFIELD:
				params[nparams] = plpgsql_yylval.recfield->rfno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			case T_TGARGV:
				params[nparams] = plpgsql_yylval.trigarg->dno;
				sprintf(buf, " $%d ", ++nparams);
				plpgsql_dstring_append(&ds, buf);
				break;

			default:
				if (tok == 0)
				{
					plpgsql_error_lineno = plpgsql_yylineno;
					elog(ERROR, "unexpected end of file");
				}
				plpgsql_dstring_append(&ds, plpgsql_yytext);
				break;
		}
	}

	expr = malloc(sizeof(PLpgSQL_expr) + sizeof(int) * nparams - sizeof(int));
	expr->dtype			= PLPGSQL_DTYPE_EXPR;
	expr->query			= strdup(plpgsql_dstring_get(&ds));
	expr->plan			= NULL;
	expr->nparams		= nparams;
	while(nparams-- > 0)
		expr->params[nparams] = params[nparams];
	plpgsql_dstring_free(&ds);

	select = malloc(sizeof(PLpgSQL_stmt_select));
	memset(select, 0, sizeof(PLpgSQL_stmt_select));
	select->cmd_type = PLPGSQL_STMT_SELECT;
	select->rec		 = rec;
	select->row		 = row;
	select->query	 = expr;

	return (PLpgSQL_stmt *)select;
}


static PLpgSQL_stmt *
make_fetch_stmt()
{
	int					tok;
	PLpgSQL_row		   *row = NULL;
	PLpgSQL_rec		   *rec = NULL;
	PLpgSQL_stmt_fetch *fetch;
	int					have_nexttok = 0;

	tok = plpgsql_yylex();
	switch (tok)
	{
		case T_ROW:
			row = plpgsql_yylval.row;
			break;

		case T_RECORD:
			rec = plpgsql_yylval.rec;
			break;

		case T_VARIABLE:
		case T_RECFIELD:
			{
				PLpgSQL_var		*var;
				PLpgSQL_recfield *recfield;
				int				nfields = 1;
				char			*fieldnames[1024];
				int				varnos[1024];

				switch (tok)
				{	
					case T_VARIABLE:
						var = plpgsql_yylval.var;
						fieldnames[0] = strdup(plpgsql_yytext);
						varnos[0]	  = var->varno;
						break;

					case T_RECFIELD:
						recfield = plpgsql_yylval.recfield;
						fieldnames[0] = strdup(plpgsql_yytext);
						varnos[0]	  = recfield->rfno;
						break;
				}

				while ((tok = plpgsql_yylex()) == ',')
				{
					tok = plpgsql_yylex();
					switch(tok)
					{
						case T_VARIABLE:
							var = plpgsql_yylval.var;
							fieldnames[nfields] = strdup(plpgsql_yytext);
							varnos[nfields++]	= var->varno;
							break;

						case T_RECFIELD:
							recfield = plpgsql_yylval.recfield;
							fieldnames[0] = strdup(plpgsql_yytext);
							varnos[0]	  = recfield->rfno;
							break;

						default:
							plpgsql_error_lineno = plpgsql_yylineno;
							elog(ERROR, "plpgsql: %s is not a variable or record field", plpgsql_yytext);
					}
				}
				row = malloc(sizeof(PLpgSQL_row));
				row->dtype = PLPGSQL_DTYPE_ROW;
				row->refname = strdup("*internal*");
				row->lineno = plpgsql_yylineno;
				row->rowtypeclass = InvalidOid;
				row->nfields = nfields;
				row->fieldnames = malloc(sizeof(char *) * nfields);
				row->varnos = malloc(sizeof(int) * nfields);
				while (--nfields >= 0)
				{
					row->fieldnames[nfields] = fieldnames[nfields];
					row->varnos[nfields] = varnos[nfields];
				}

				plpgsql_adddatum((PLpgSQL_datum *)row);

				have_nexttok = 1;
			}
			break;

		default:
			plpgsql_error_lineno = plpgsql_yylineno;
			elog(ERROR, "syntax error at '%s'", plpgsql_yytext);
	}

	if (!have_nexttok)
		tok = plpgsql_yylex();

	if (tok != ';')
	{
		plpgsql_error_lineno = plpgsql_yylineno;
		elog(ERROR, "syntax error at '%s'", plpgsql_yytext);
	}

	fetch = malloc(sizeof(PLpgSQL_stmt_select));
	memset(fetch, 0, sizeof(PLpgSQL_stmt_fetch));
	fetch->cmd_type = PLPGSQL_STMT_FETCH;
	fetch->rec		 = rec;
	fetch->row		 = row;

	return (PLpgSQL_stmt *)fetch;
}


static PLpgSQL_expr *
make_tupret_expr(PLpgSQL_row *row)
{
	PLpgSQL_dstring		ds;
	PLpgSQL_expr		*expr;
	int					i;
	char				buf[16];

	expr = malloc(sizeof(PLpgSQL_expr) + sizeof(int) * (row->nfields - 1));
	expr->dtype			= PLPGSQL_DTYPE_EXPR;

	plpgsql_dstring_init(&ds);
	plpgsql_dstring_append(&ds, "SELECT ");

	for (i = 0; i < row->nfields; i++)
	{
		sprintf(buf, "%s$%d", (i > 0) ? "," : "", i + 1);
		plpgsql_dstring_append(&ds, buf);
		expr->params[i] = row->varnos[i];
	}

	expr->query			= strdup(plpgsql_dstring_get(&ds));
	expr->plan			= NULL;
	expr->plan_argtypes = NULL;
	expr->nparams		= row->nfields;

	plpgsql_dstring_free(&ds);
	return expr;
}
