/* ----------------------------------------------------------------
 *   FILE
 *	clauses.h
 *
 *   DESCRIPTION
 *	prototypes for clauses.c.
 *
 *   NOTES
 *	Automatically generated using mkproto
 *
 *   IDENTIFICATION
 *	$Header: /faerie/aoki/postgres/src/backend/planner/RCS/clauses.h,v 1.11 1993/11/03 04:12:05 aoki Exp $
 * ----------------------------------------------------------------
 */

#ifndef clausesIncluded		/* include this file only once */
#define clausesIncluded	1

#include "tmp/c.h"
#include "nodes/pg_lisp.h"
#include "nodes/relation.h"
#include "parse.h"

extern LispValue clause_head ARGS((LispValue clause));
extern LispValue clause_type ARGS((LispValue clause));
extern LispValue clause_args ARGS((LispValue clause));
extern LispValue make_clause ARGS((LispValue type, LispValue args));
extern LispValue clause_subclauses ARGS((LispValue type, LispValue clause));
extern bool is_opclause ARGS((LispValue clause));
extern LispValue make_opclause ARGS((Oper op, Var leftop, Var rightop));
extern LispValue get_opargs ARGS((LispValue clause));
extern LispValue get_op ARGS((LispValue clause));
extern Var get_leftop ARGS((LispValue clause));
extern Var get_rightop ARGS((LispValue clause));
extern bool agg_clause ARGS((LispValue clause));
extern bool is_funcclause ARGS((LispValue clause));
extern LispValue make_funcclause ARGS((LispValue func, LispValue funcargs));
extern LispValue get_function ARGS((LispValue func));
extern LispValue get_funcargs ARGS((LispValue func));
extern bool or_clause ARGS((LispValue clause));
extern LispValue make_orclause ARGS((LispValue orclauses));
extern LispValue get_orclauseargs ARGS((LispValue orclause));
extern bool not_clause ARGS((LispValue clause));
extern LispValue make_notclause ARGS((LispValue notclause));
extern LispValue get_notclausearg ARGS((LispValue notclause));
extern bool and_clause ARGS((LispValue clause));
extern LispValue make_andclause ARGS((LispValue andclauses));
extern LispValue get_andclauseargs ARGS((LispValue andclause));

#endif /* clausesIncluded */