diff options
Diffstat (limited to 'src/backend/storage/lmgr.h')
| -rw-r--r-- | src/backend/storage/lmgr.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/src/backend/storage/lmgr.h b/src/backend/storage/lmgr.h deleted file mode 100644 index fe87eb0554..0000000000 --- a/src/backend/storage/lmgr.h +++ /dev/null @@ -1,84 +0,0 @@ -/*------------------------------------------------------------------------- - * - * lmgr.h-- - * POSTGRES lock manager definitions. - * - * - * Copyright (c) 1994, Regents of the University of California - * - * $Id: lmgr.h,v 1.1.1.1 1996/07/09 06:21:53 scrappy Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef LMGR_H -#define LMGR_H - -#include "postgres.h" - -#include "storage/itemptr.h" -#include "storage/lock.h" -#include "utils/rel.h" - -/* - * This was moved from pladt.h for the new lock manager. Want to obsolete - * all of the old code. - */ -typedef struct LRelId { - Oid relId; /* a relation identifier */ - Oid dbId; /* a database identifier */ -} LRelId; - -typedef struct LockInfoData { - bool initialized; - LRelId lRelId; - TransactionId transactionIdData; - uint16 flags; -} LockInfoData; -typedef LockInfoData *LockInfo; - -#define LockInfoIsValid(linfo) \ - ((PointerIsValid(linfo)) && ((LockInfo) linfo)->initialized) - - -extern LRelId RelationGetLRelId(Relation relation); -extern Oid LRelIdGetDatabaseId(LRelId lRelId); -extern Oid LRelIdGetRelationId(LRelId lRelId); -extern bool DatabaseIdIsMyDatabaseId(Oid databaseId); -extern bool LRelIdContainsMyDatabaseId(LRelId lRelId); -extern void RelationInitLockInfo(Relation relation); -extern void RelationDiscardLockInfo(Relation relation); -extern void RelationSetLockForDescriptorOpen(Relation relation); -extern void RelationSetLockForRead(Relation relation); -extern void RelationUnsetLockForRead(Relation relation); -extern void RelationSetLockForWrite(Relation relation); -extern void RelationUnsetLockForWrite(Relation relation); -extern void RelationSetLockForTupleRead(Relation relation, - ItemPointer itemPointer); - -/* used in vaccum.c */ -extern void RelationSetLockForWritePage(Relation relation, - ItemPointer itemPointer); - -/* used in nbtpage.c, hashpage.c */ -extern void RelationSetSingleWLockPage(Relation relation, - ItemPointer itemPointer); -extern void RelationUnsetSingleWLockPage(Relation relation, - ItemPointer itemPointer); -extern void RelationSetSingleRLockPage(Relation relation, - ItemPointer itemPointer); -extern void RelationUnsetSingleRLockPage(Relation relation, - ItemPointer itemPointer); -extern void RelationSetRIntentLock(Relation relation); -extern void RelationUnsetRIntentLock(Relation relation); -extern void RelationSetWIntentLock(Relation relation); -extern void RelationUnsetWIntentLock(Relation relation); -extern void RelationSetLockForExtend(Relation relation); -extern void RelationUnsetLockForExtend(Relation relation); -extern void LRelIdAssign(LRelId *lRelId, Oid dbId, Oid relId); - -/* single.c */ -extern bool SingleLockReln(LockInfo linfo, LOCKT lockt, int action); -extern bool SingleLockPage(LockInfo linfo, ItemPointer tidPtr, - LOCKT lockt, int action); - -#endif /* LMGR_H */ |
