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/*-------------------------------------------------------------------------
*
* nodeFunctionscan.h
*
*
*
* Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/executor/nodeFunctionscan.h,v 1.6 2004/08/29 04:13:06 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODEFUNCTIONSCAN_H
#define NODEFUNCTIONSCAN_H
#include "nodes/execnodes.h"
extern int ExecCountSlotsFunctionScan(FunctionScan *node);
extern FunctionScanState *ExecInitFunctionScan(FunctionScan *node, EState *estate);
extern TupleTableSlot *ExecFunctionScan(FunctionScanState *node);
extern void ExecEndFunctionScan(FunctionScanState *node);
extern void ExecFunctionMarkPos(FunctionScanState *node);
extern void ExecFunctionRestrPos(FunctionScanState *node);
extern void ExecFunctionReScan(FunctionScanState *node, ExprContext *exprCtxt);
#endif /* NODEFUNCTIONSCAN_H */
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