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Change the return value of HeapTupleSatisfiesUpdate() to be an enum,

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rather than an integer, and fix the associated fallout. From Alvaro
Herrera.
REL8_1_STABLE
Neil Conway 21 years ago
parent 9e0dd84596
commit fe7015f5e8
7 changed files with 33 additions and 30 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 18
      src/backend/access/heap/heapam.c
  2. 4
      src/backend/commands/async.c
  3. 4
      src/backend/commands/trigger.c
  4. 8
      src/backend/executor/execMain.c
  5. 4
      src/backend/utils/time/tqual.c
  6. 8
      src/include/access/heapam.h
  7. 17
      src/include/utils/tqual.h

18
src/backend/access/heap/heapam.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/heap/heapam.c,v 1.183 2005/02/20 21:46:47 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/heap/heapam.c,v 1.184 2005/03/20 23:40:23 neilc Exp $
*
*
* INTERFACE ROUTINES
@ -1265,7 +1265,7 @@ simple_heap_insert(Relation relation, HeapTuple tup)
* *ctid is set to the ctid link of the target tuple (possibly a later
* version of the row).
*/
int
HTSU_Result
heap_delete(Relation relation, ItemPointer tid,
ItemPointer ctid, CommandId cid,
Snapshot crosscheck, bool wait)
@ -1275,7 +1275,7 @@ heap_delete(Relation relation, ItemPointer tid,
HeapTupleData tp;
PageHeader dp;
Buffer buffer;
int result;
HTSU_Result result;
Assert(ItemPointerIsValid(tid));
@ -1430,7 +1430,7 @@ void
simple_heap_delete(Relation relation, ItemPointer tid)
{
ItemPointerData ctid;
int result;
HTSU_Result result;
result = heap_delete(relation, tid,
&ctid,
@ -1480,7 +1480,7 @@ simple_heap_delete(Relation relation, ItemPointer tid)
* On success, newtup->t_self is set to the TID where the new tuple
* was inserted.
*/
int
HTSU_Result
heap_update(Relation relation, ItemPointer otid, HeapTuple newtup,
ItemPointer ctid, CommandId cid,
Snapshot crosscheck, bool wait)
@ -1495,7 +1495,7 @@ heap_update(Relation relation, ItemPointer otid, HeapTuple newtup,
already_marked;
Size newtupsize,
pagefree;
int result;
HTSU_Result result;
Assert(ItemPointerIsValid(otid));
@ -1792,7 +1792,7 @@ void
simple_heap_update(Relation relation, ItemPointer otid, HeapTuple tup)
{
ItemPointerData ctid;
int result;
HTSU_Result result;
result = heap_update(relation, otid, tup,
&ctid,
@ -1822,7 +1822,7 @@ simple_heap_update(Relation relation, ItemPointer otid, HeapTuple tup)
/*
* heap_mark4update - mark a tuple for update
*/
int
HTSU_Result
heap_mark4update(Relation relation, HeapTuple tuple, Buffer *buffer,
CommandId cid)
{
@ -1830,7 +1830,7 @@ heap_mark4update(Relation relation, HeapTuple tuple, Buffer *buffer,
ItemPointer tid = &(tuple->t_self);
ItemId lp;
PageHeader dp;
int result;
HTSU_Result result;
*buffer = ReadBuffer(relation, ItemPointerGetBlockNumber(tid));
LockBuffer(*buffer, BUFFER_LOCK_EXCLUSIVE);

4
src/backend/commands/async.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/async.c,v 1.119 2005/01/27 23:23:54 neilc Exp $
* $PostgreSQL: pgsql/src/backend/commands/async.c,v 1.120 2005/03/20 23:40:24 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -521,7 +521,7 @@ AtCommit_Notify(void)
else if (listener->notification == 0)
{
ItemPointerData ctid;
int result;
HTSU_Result result;
rTuple = heap_modifytuple(lTuple, tdesc,
value, nulls, repl);

4
src/backend/commands/trigger.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/trigger.c,v 1.177 2004/12/31 21:59:41 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/commands/trigger.c,v 1.178 2005/03/20 23:40:24 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -1566,7 +1566,7 @@ GetTupleForTrigger(EState *estate, ResultRelInfo *relinfo,
if (newSlot != NULL)
{
int test;
HTSU_Result test;
/*
* mark tuple for update

8
src/backend/executor/execMain.c
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@ -26,7 +26,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/executor/execMain.c,v 1.242 2005/03/16 21:38:06 tgl Exp $
* $PostgreSQL: pgsql/src/backend/executor/execMain.c,v 1.243 2005/03/20 23:40:25 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -1116,7 +1116,7 @@ lnext: ;
Buffer buffer;
HeapTupleData tuple;
TupleTableSlot *newSlot;
int test;
HTSU_Result test;
if (!ExecGetJunkAttribute(junkfilter,
slot,
@ -1396,7 +1396,7 @@ ExecDelete(TupleTableSlot *slot,
ResultRelInfo *resultRelInfo;
Relation resultRelationDesc;
ItemPointerData ctid;
int result;
HTSU_Result result;
/*
* get information on the (current) result relation
@ -1500,7 +1500,7 @@ ExecUpdate(TupleTableSlot *slot,
ResultRelInfo *resultRelInfo;
Relation resultRelationDesc;
ItemPointerData ctid;
int result;
HTSU_Result result;
int numIndices;
/*

4
src/backend/utils/time/tqual.c
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@ -16,7 +16,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.85 2005/02/20 15:01:42 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/time/tqual.c,v 1.86 2005/03/20 23:40:27 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -455,7 +455,7 @@ HeapTupleSatisfiesToast(HeapTupleHeader tuple, Buffer buffer)
* tuples of my own xact are tested against the passed CommandId not
* CurrentCommandId.
*/
int
HTSU_Result
HeapTupleSatisfiesUpdate(HeapTupleHeader tuple, CommandId curcid,
Buffer buffer)
{

8
src/include/access/heapam.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/heapam.h,v 1.96 2005/03/16 21:38:09 tgl Exp $
* $PostgreSQL: pgsql/src/include/access/heapam.h,v 1.97 2005/03/20 23:40:29 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -153,11 +153,11 @@ extern ItemPointer heap_get_latest_tid(Relation relation, Snapshot snapshot,
extern void setLastTid(const ItemPointer tid);
extern Oid heap_insert(Relation relation, HeapTuple tup, CommandId cid);
extern int heap_delete(Relation relation, ItemPointer tid, ItemPointer ctid,
extern HTSU_Result heap_delete(Relation relation, ItemPointer tid, ItemPointer ctid,
CommandId cid, Snapshot crosscheck, bool wait);
extern int heap_update(Relation relation, ItemPointer otid, HeapTuple tup,
extern HTSU_Result heap_update(Relation relation, ItemPointer otid, HeapTuple tup,
ItemPointer ctid, CommandId cid, Snapshot crosscheck, bool wait);
extern int heap_mark4update(Relation relation, HeapTuple tup,
extern HTSU_Result heap_mark4update(Relation relation, HeapTuple tup,
Buffer *userbuf, CommandId cid);
extern Oid simple_heap_insert(Relation relation, HeapTuple tup);

17
src/include/utils/tqual.h
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/tqual.h,v 1.55 2004/12/31 22:03:46 pgsql Exp $
* $PostgreSQL: pgsql/src/include/utils/tqual.h,v 1.56 2005/03/20 23:40:34 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -97,11 +97,14 @@ extern TransactionId RecentGlobalXmin;
)
/* Result codes for HeapTupleSatisfiesUpdate */
#define HeapTupleMayBeUpdated 0
#define HeapTupleInvisible 1
#define HeapTupleSelfUpdated 2
#define HeapTupleUpdated 3
#define HeapTupleBeingUpdated 4
typedef enum
{
HeapTupleMayBeUpdated,
HeapTupleInvisible,
HeapTupleSelfUpdated,
HeapTupleUpdated,
HeapTupleBeingUpdated
} HTSU_Result;
/* Result codes for HeapTupleSatisfiesVacuum */
typedef enum
@ -119,7 +122,7 @@ extern bool HeapTupleSatisfiesDirty(HeapTupleHeader tuple, Buffer buffer);
extern bool HeapTupleSatisfiesToast(HeapTupleHeader tuple, Buffer buffer);
extern bool HeapTupleSatisfiesSnapshot(HeapTupleHeader tuple,
Snapshot snapshot, Buffer buffer);
extern int HeapTupleSatisfiesUpdate(HeapTupleHeader tuple,
extern HTSU_Result HeapTupleSatisfiesUpdate(HeapTupleHeader tuple,
CommandId curcid, Buffer buffer);
extern HTSV_Result HeapTupleSatisfiesVacuum(HeapTupleHeader tuple,
TransactionId OldestXmin, Buffer buffer);

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