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b153c09209
There are still some weak spots around JOIN USING and relation alias lists, but most errors reported within backend/parser/ now have locations.
59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/*-------------------------------------------------------------------------
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*
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* gramparse.h
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* Declarations for routines exported from lexer and parser files.
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*
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*
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* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/parser/gramparse.h,v 1.42 2008/09/01 20:42:45 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef GRAMPARSE_H
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#define GRAMPARSE_H
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#include "nodes/parsenodes.h"
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/*
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* We track token locations in terms of byte offsets from the start of the
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* source string, not the column number/line number representation that
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* bison uses by default. Also, to minimize overhead we track only one
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* location (usually the first token location) for each construct, not
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* the beginning and ending locations as bison does by default. It's
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* therefore sufficient to make YYLTYPE an int.
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*/
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#define YYLTYPE int
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typedef enum
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{
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BACKSLASH_QUOTE_OFF,
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BACKSLASH_QUOTE_ON,
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BACKSLASH_QUOTE_SAFE_ENCODING
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} BackslashQuoteType;
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/* GUC variables in scan.l (every one of these is a bad idea :-() */
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extern int backslash_quote;
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extern bool escape_string_warning;
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extern bool standard_conforming_strings;
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/* from parser.c */
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extern int filtered_base_yylex(void);
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/* from scan.l */
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extern void scanner_init(const char *str);
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extern void scanner_finish(void);
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extern int base_yylex(void);
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extern int scanner_errposition(int location);
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extern void base_yyerror(const char *message);
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/* from gram.y */
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extern void parser_init(void);
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extern int base_yyparse(void);
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extern List *SystemFuncName(char *name);
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extern TypeName *SystemTypeName(char *name);
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#endif /* GRAMPARSE_H */
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