diff options
Diffstat (limited to 'src/include/utils/snapmgr.h')
| -rw-r--r-- | src/include/utils/snapmgr.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/src/include/utils/snapmgr.h b/src/include/utils/snapmgr.h index c76c70feaac..8f3cc44c57b 100644 --- a/src/include/utils/snapmgr.h +++ b/src/include/utils/snapmgr.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/utils/snapmgr.h,v 1.1 2008/03/26 18:48:59 alvherre Exp $ + * $PostgreSQL: pgsql/src/include/utils/snapmgr.h,v 1.2 2008/05/12 20:02:02 alvherre Exp $ * *------------------------------------------------------------------------- */ @@ -16,9 +16,7 @@ #include "utils/snapshot.h" -extern PGDLLIMPORT Snapshot SerializableSnapshot; -extern PGDLLIMPORT Snapshot LatestSnapshot; -extern PGDLLIMPORT Snapshot ActiveSnapshot; +extern bool FirstSnapshotSet; extern TransactionId TransactionXmin; extern TransactionId RecentXmin; @@ -26,8 +24,19 @@ extern TransactionId RecentGlobalXmin; extern Snapshot GetTransactionSnapshot(void); extern Snapshot GetLatestSnapshot(void); -extern Snapshot CopySnapshot(Snapshot snapshot); -extern void FreeSnapshot(Snapshot snapshot); -extern void FreeXactSnapshot(void); +extern void SnapshotSetCommandId(CommandId curcid); + +extern void PushActiveSnapshot(Snapshot snapshot); +extern void PushUpdatedSnapshot(Snapshot snapshot); +extern void PopActiveSnapshot(void); +extern Snapshot GetActiveSnapshot(void); +extern bool ActiveSnapshotSet(void); + +extern Snapshot RegisterSnapshot(Snapshot snapshot); +extern void UnregisterSnapshot(Snapshot snapshot); + +extern void AtSubCommit_Snapshot(int level); +extern void AtSubAbort_Snapshot(int level); +extern void AtEOXact_Snapshot(bool isCommit); #endif /* SNAPMGR_H */ |