0001-Add-some-const-decorations-htup.h.patch

From 422181163bfe1a292ee51941a007d54bc127ccec Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter@eisentraut.org>
Date: Fri, 27 Dec 2024 11:07:35 +0100
Subject: [PATCH 1/3] Add some const decorations (htup.h)

---
 src/backend/access/heap/heapam.c  | 6 +++---
 src/backend/utils/time/combocid.c | 6 +++---
 src/include/access/htup.h         | 8 ++++----
 3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/backend/access/heap/heapam.c b/src/backend/access/heap/heapam.c
index 329e727f80d..75171e8f2c0 100644
--- a/src/backend/access/heap/heapam.c
+++ b/src/backend/access/heap/heapam.c
@@ -7419,10 +7419,10 @@ MultiXactIdGetUpdateXid(TransactionId xmax, uint16 t_infomask)
  * checking the hint bits.
  */
 TransactionId
-HeapTupleGetUpdateXid(HeapTupleHeader tuple)
+HeapTupleGetUpdateXid(const HeapTupleHeaderData *tup)
 {
-	return MultiXactIdGetUpdateXid(HeapTupleHeaderGetRawXmax(tuple),
-								   tuple->t_infomask);
+	return MultiXactIdGetUpdateXid(HeapTupleHeaderGetRawXmax(tup),
+								   tup->t_infomask);
 }
 
 /*
diff --git a/src/backend/utils/time/combocid.c b/src/backend/utils/time/combocid.c
index f85510b74ff..1ecdc93b7e2 100644
--- a/src/backend/utils/time/combocid.c
+++ b/src/backend/utils/time/combocid.c
@@ -101,7 +101,7 @@ static CommandId GetRealCmax(CommandId combocid);
  */
 
 CommandId
-HeapTupleHeaderGetCmin(HeapTupleHeader tup)
+HeapTupleHeaderGetCmin(const HeapTupleHeaderData *tup)
 {
 	CommandId	cid = HeapTupleHeaderGetRawCommandId(tup);
 
@@ -115,7 +115,7 @@ HeapTupleHeaderGetCmin(HeapTupleHeader tup)
 }
 
 CommandId
-HeapTupleHeaderGetCmax(HeapTupleHeader tup)
+HeapTupleHeaderGetCmax(const HeapTupleHeaderData *tup)
 {
 	CommandId	cid = HeapTupleHeaderGetRawCommandId(tup);
 
@@ -150,7 +150,7 @@ HeapTupleHeaderGetCmax(HeapTupleHeader tup)
  * changes the tuple in shared buffers.
  */
 void
-HeapTupleHeaderAdjustCmax(HeapTupleHeader tup,
+HeapTupleHeaderAdjustCmax(const HeapTupleHeaderData *tup,
 						  CommandId *cmax,
 						  bool *iscombo)
 {
diff --git a/src/include/access/htup.h b/src/include/access/htup.h
index 116cb1bb273..a5f1ef2441d 100644
--- a/src/include/access/htup.h
+++ b/src/include/access/htup.h
@@ -78,12 +78,12 @@ typedef HeapTupleData *HeapTuple;
 #define HeapTupleIsValid(tuple) PointerIsValid(tuple)
 
 /* HeapTupleHeader functions implemented in utils/time/combocid.c */
-extern CommandId HeapTupleHeaderGetCmin(HeapTupleHeader tup);
-extern CommandId HeapTupleHeaderGetCmax(HeapTupleHeader tup);
-extern void HeapTupleHeaderAdjustCmax(HeapTupleHeader tup,
+extern CommandId HeapTupleHeaderGetCmin(const HeapTupleHeaderData *tup);
+extern CommandId HeapTupleHeaderGetCmax(const HeapTupleHeaderData *tup);
+extern void HeapTupleHeaderAdjustCmax(const HeapTupleHeaderData *tup,
 									  CommandId *cmax, bool *iscombo);
 
 /* Prototype for HeapTupleHeader accessors in heapam.c */
-extern TransactionId HeapTupleGetUpdateXid(HeapTupleHeader tuple);
+extern TransactionId HeapTupleGetUpdateXid(const HeapTupleHeaderData *tup);
 
 #endif							/* HTUP_H */

base-commit: d85ce012f99f63249bb45a78fcecb7a2383920b1
-- 
2.47.1