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/*-------------------------------------------------------------------------
*
* gramparse.h
* Declarations for routines exported from lexer and parser files.
*
*
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: gramparse.h,v 1.25 2002/09/04 20:31:45 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef GRAMPARSE_H
#define GRAMPARSE_H
#include "lib/stringinfo.h"
#include "nodes/parsenodes.h"
/* from parser.c */
extern void parser_param_set(Oid *typev, int nargs);
extern Oid param_type(int t);
extern int yylex(void);
/* from scan.l */
extern void scanner_init(StringInfo str);
extern void scanner_finish(void);
extern int base_yylex(void);
extern void yyerror(const char *message);
/* from gram.y */
extern void parser_init(void);
extern int yyparse(void);
extern List *SystemFuncName(char *name);
extern TypeName *SystemTypeName(char *name);
extern bool exprIsNullConstant(Node *arg);
#endif /* GRAMPARSE_H */
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