diff options
Diffstat (limited to 'src/include/storage/bufmgr.h')
| -rw-r--r-- | src/include/storage/bufmgr.h | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h index d432506c7cb..9f65b80f672 100644 --- a/src/include/storage/bufmgr.h +++ b/src/include/storage/bufmgr.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: bufmgr.h,v 1.12 1997/09/07 05:01:06 momjian Exp $ + * $Id: bufmgr.h,v 1.13 1997/09/08 02:38:58 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -29,13 +29,13 @@ */ #define MAXBLCKSZ 8192 -typedef void *Block; +typedef void *Block; /* special pageno for bget */ #define P_NEW InvalidBlockNumber /* grow the file to get a new page */ -typedef bits16 BufferLock; +typedef bits16 BufferLock; /********************************************************************** @@ -60,7 +60,7 @@ typedef bits16 BufferLock; #define BufferIsPinned BufferIsValid -extern int ShowPinTrace; +extern int ShowPinTrace; /* * BufferWriteModes (settable via SetBufferWriteMode) @@ -71,38 +71,38 @@ extern int ShowPinTrace; /* * prototypes for functions in bufmgr.c */ -extern Buffer +extern Buffer RelationGetBufferWithBuffer(Relation relation, BlockNumber blockNumber, Buffer buffer); -extern Buffer ReadBuffer(Relation reln, BlockNumber blockNum); -extern int WriteBuffer(Buffer buffer); -extern int WriteNoReleaseBuffer(Buffer buffer); -extern Buffer +extern Buffer ReadBuffer(Relation reln, BlockNumber blockNum); +extern int WriteBuffer(Buffer buffer); +extern int WriteNoReleaseBuffer(Buffer buffer); +extern Buffer ReleaseAndReadBuffer(Buffer buffer, Relation relation, BlockNumber blockNum); -extern void InitBufferPool(IPCKey key); -extern void PrintBufferUsage(FILE * statfp); -extern void ResetBufferUsage(void); -extern void ResetBufferPool(void); -extern int BufferPoolCheckLeak(void); -extern void FlushBufferPool(int StableMainMemoryFlag); -extern bool BufferIsValid(Buffer bufnum); +extern void InitBufferPool(IPCKey key); +extern void PrintBufferUsage(FILE * statfp); +extern void ResetBufferUsage(void); +extern void ResetBufferPool(void); +extern int BufferPoolCheckLeak(void); +extern void FlushBufferPool(int StableMainMemoryFlag); +extern bool BufferIsValid(Buffer bufnum); extern BlockNumber BufferGetBlockNumber(Buffer buffer); extern Relation BufferGetRelation(Buffer buffer); extern BlockNumber RelationGetNumberOfBlocks(Relation relation); -extern Block BufferGetBlock(Buffer buffer); -extern void ReleaseRelationBuffers(Relation rdesc); -extern void DropBuffers(Oid dbid); -extern void PrintBufferDescs(void); -extern void PrintPinnedBufs(void); -extern int BufferShmemSize(void); -extern void IncrBufferRefCount(Buffer buffer); -extern int ReleaseBuffer(Buffer buffer); - -extern void BufferRefCountReset(int *refcountsave); -extern void BufferRefCountRestore(int *refcountsave); -extern int SetBufferWriteMode(int mode); -extern void SetBufferCommitInfoNeedsSave(Buffer buffer); +extern Block BufferGetBlock(Buffer buffer); +extern void ReleaseRelationBuffers(Relation rdesc); +extern void DropBuffers(Oid dbid); +extern void PrintBufferDescs(void); +extern void PrintPinnedBufs(void); +extern int BufferShmemSize(void); +extern void IncrBufferRefCount(Buffer buffer); +extern int ReleaseBuffer(Buffer buffer); + +extern void BufferRefCountReset(int *refcountsave); +extern void BufferRefCountRestore(int *refcountsave); +extern int SetBufferWriteMode(int mode); +extern void SetBufferCommitInfoNeedsSave(Buffer buffer); #endif /* !defined(BufMgrIncluded) */ |