/*-------------------------------------------------------------------------
*
* indexfsm.h
* POSTGRES free space map for quickly finding an unused page in index
*
*
* Portions Copyright (c) 1996-2018, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/storage/indexfsm.h
*
*-------------------------------------------------------------------------
*/
#ifndef INDEXFSM_H_
#define INDEXFSM_H_
#include "storage/block.h"
#include "utils/relcache.h"
extern BlockNumber GetFreeIndexPage(Relation rel);
extern void RecordFreeIndexPage(Relation rel, BlockNumber page);
extern void RecordUsedIndexPage(Relation rel, BlockNumber page);
extern void IndexFreeSpaceMapVacuum(Relation rel);
#endif /* INDEXFSM_H_ */