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Massive commit to run PGINDENT on all *.c and *.h files.
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@@ -1,16 +1,16 @@
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/*-------------------------------------------------------------------------
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*
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* bufmgr.h--
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* POSTGRES buffer manager definitions.
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* POSTGRES buffer manager definitions.
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*
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: bufmgr.h,v 1.11 1997/08/19 21:39:45 momjian Exp $
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* $Id: bufmgr.h,v 1.12 1997/09/07 05:01:06 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef BUFMGR_H
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#ifndef BUFMGR_H
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#define BUFMGR_H
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#include <stdio.h>
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@@ -27,13 +27,13 @@
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* limited to 2^13 bytes because we have limited ItemIdData.lp_off and
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* ItemIdData.lp_len to 13 bits (see itemid.h).
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*/
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#define MAXBLCKSZ 8192
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#define MAXBLCKSZ 8192
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typedef void *Block;
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typedef void *Block;
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/* special pageno for bget */
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#define P_NEW InvalidBlockNumber /* grow the file to get a new page */
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#define P_NEW InvalidBlockNumber /* grow the file to get a new page */
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typedef bits16 BufferLock;
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@@ -51,57 +51,58 @@ typedef bits16 BufferLock;
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/*
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* BufferIsPinned --
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* True iff the buffer is pinned (and therefore valid)
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* True iff the buffer is pinned (and therefore valid)
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*
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* Note:
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* Smenatics are identical to BufferIsValid
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* XXX - need to remove either one eventually.
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* Smenatics are identical to BufferIsValid
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* XXX - need to remove either one eventually.
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*/
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#define BufferIsPinned BufferIsValid
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extern int ShowPinTrace;
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extern int ShowPinTrace;
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/*
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* BufferWriteModes (settable via SetBufferWriteMode)
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*/
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#define BUFFER_FLUSH_WRITE 0 /* immediate write */
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#define BUFFER_LATE_WRITE 1 /* delayed write: mark as DIRTY */
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#define BUFFER_FLUSH_WRITE 0 /* immediate write */
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#define BUFFER_LATE_WRITE 1 /* delayed write: mark as DIRTY */
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/*
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* prototypes for functions in bufmgr.c
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* prototypes for functions in bufmgr.c
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*/
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extern Buffer RelationGetBufferWithBuffer(Relation relation,
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BlockNumber blockNumber, Buffer buffer);
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extern Buffer ReadBuffer(Relation reln, BlockNumber blockNum);
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extern int WriteBuffer(Buffer buffer);
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extern int WriteNoReleaseBuffer(Buffer buffer);
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extern Buffer ReleaseAndReadBuffer(Buffer buffer, Relation relation,
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BlockNumber blockNum);
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extern Buffer
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RelationGetBufferWithBuffer(Relation relation,
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BlockNumber blockNumber, Buffer buffer);
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extern Buffer ReadBuffer(Relation reln, BlockNumber blockNum);
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extern int WriteBuffer(Buffer buffer);
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extern int WriteNoReleaseBuffer(Buffer buffer);
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extern Buffer
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ReleaseAndReadBuffer(Buffer buffer, Relation relation,
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BlockNumber blockNum);
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extern void InitBufferPool(IPCKey key);
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extern void PrintBufferUsage(FILE *statfp);
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extern void ResetBufferUsage(void);
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extern void ResetBufferPool(void);
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extern int BufferPoolCheckLeak(void);
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extern void FlushBufferPool(int StableMainMemoryFlag);
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extern bool BufferIsValid(Buffer bufnum);
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extern void InitBufferPool(IPCKey key);
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extern void PrintBufferUsage(FILE * statfp);
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extern void ResetBufferUsage(void);
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extern void ResetBufferPool(void);
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extern int BufferPoolCheckLeak(void);
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extern void FlushBufferPool(int StableMainMemoryFlag);
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extern bool BufferIsValid(Buffer bufnum);
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extern BlockNumber BufferGetBlockNumber(Buffer buffer);
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extern Relation BufferGetRelation(Buffer buffer);
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extern BlockNumber RelationGetNumberOfBlocks(Relation relation);
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extern Block BufferGetBlock(Buffer buffer);
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extern void ReleaseRelationBuffers(Relation rdesc);
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extern void DropBuffers(Oid dbid);
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extern void PrintBufferDescs(void);
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extern void PrintPinnedBufs(void);
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extern int BufferShmemSize(void);
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extern void IncrBufferRefCount(Buffer buffer);
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extern int ReleaseBuffer(Buffer buffer);
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extern Block BufferGetBlock(Buffer buffer);
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extern void ReleaseRelationBuffers(Relation rdesc);
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extern void DropBuffers(Oid dbid);
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extern void PrintBufferDescs(void);
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extern void PrintPinnedBufs(void);
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extern int BufferShmemSize(void);
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extern void IncrBufferRefCount(Buffer buffer);
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extern int ReleaseBuffer(Buffer buffer);
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extern void BufferRefCountReset(int *refcountsave);
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extern void BufferRefCountRestore(int *refcountsave);
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extern int SetBufferWriteMode (int mode);
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extern void SetBufferCommitInfoNeedsSave(Buffer buffer);
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#endif /* !defined(BufMgrIncluded) */
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extern void BufferRefCountReset(int *refcountsave);
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extern void BufferRefCountRestore(int *refcountsave);
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extern int SetBufferWriteMode(int mode);
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extern void SetBufferCommitInfoNeedsSave(Buffer buffer);
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#endif /* !defined(BufMgrIncluded) */
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