diff options
Diffstat (limited to 'src/include/storage/lock.h')
| -rw-r--r-- | src/include/storage/lock.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/include/storage/lock.h b/src/include/storage/lock.h index 7ec3a24cb6e..e2b27ccb98b 100644 --- a/src/include/storage/lock.h +++ b/src/include/storage/lock.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/lock.h,v 1.115 2009/01/01 17:24:01 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/lock.h,v 1.116 2009/04/04 17:40:36 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -67,6 +67,12 @@ typedef struct #define VirtualTransactionIdIsValid(vxid) \ (((vxid).backendId != InvalidBackendId) && \ LocalTransactionIdIsValid((vxid).localTransactionId)) +#define VirtualTransactionIdEquals(vxid1, vxid2) \ + ((vxid1).backendId == (vxid2).backendId && \ + (vxid1).localTransactionId == (vxid2).localTransactionId) +#define SetInvalidVirtualTransactionId(vxid) \ + ((vxid).backendId = InvalidBackendId, \ + (vxid).localTransactionId = InvalidLocalTransactionId) #define GET_VXID_FROM_PGPROC(vxid, proc) \ ((vxid).backendId = (proc).backendId, \ (vxid).localTransactionId = (proc).lxid) |