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authorNeil Conway <neilc@samurai.com>2004-01-07 18:56:30 +0000
committerNeil Conway <neilc@samurai.com>2004-01-07 18:56:30 +0000
commit192ad63bd765d448e91389c6ff1d75f8b18bb268 (patch)
tree85873642a16b5ac877dc443a681fe9249c210693 /src/backend/executor/execTuples.c
parentafca5d50dc296580925b560fff0eb75bb48f0cbe (diff)
downloadpostgresql-192ad63bd765d448e91389c6ff1d75f8b18bb268.tar.gz
postgresql-192ad63bd765d448e91389c6ff1d75f8b18bb268.zip
More janitorial work: remove the explicit casting of NULL literals to a
pointer type when it is not necessary to do so. For future reference, casting NULL to a pointer type is only necessary when (a) invoking a function AND either (b) the function has no prototype OR (c) the function is a varargs function.
Diffstat (limited to 'src/backend/executor/execTuples.c')
-rw-r--r--src/backend/executor/execTuples.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/executor/execTuples.c b/src/backend/executor/execTuples.c
index e7e02fdb6d8..0bb59d26b11 100644
--- a/src/backend/executor/execTuples.c
+++ b/src/backend/executor/execTuples.c
@@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/executor/execTuples.c,v 1.74 2003/12/01 23:09:02 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/executor/execTuples.c,v 1.75 2004/01/07 18:56:26 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@@ -271,11 +271,11 @@ ExecAllocTableSlot(TupleTable table)
/* Make sure the allocated slot is valid (and empty) */
slot->type = T_TupleTableSlot;
- slot->val = (HeapTuple) NULL;
+ slot->val = NULL;
slot->ttc_shouldFree = true;
slot->ttc_descIsNew = true;
slot->ttc_shouldFreeDesc = true;
- slot->ttc_tupleDescriptor = (TupleDesc) NULL;
+ slot->ttc_tupleDescriptor = NULL;
slot->ttc_buffer = InvalidBuffer;
return slot;
@@ -296,11 +296,11 @@ MakeTupleTableSlot(void)
TupleTableSlot *slot = makeNode(TupleTableSlot);
/* This should match ExecAllocTableSlot() */
- slot->val = (HeapTuple) NULL;
+ slot->val = NULL;
slot->ttc_shouldFree = true;
slot->ttc_descIsNew = true;
slot->ttc_shouldFreeDesc = true;
- slot->ttc_tupleDescriptor = (TupleDesc) NULL;
+ slot->ttc_tupleDescriptor = NULL;
slot->ttc_buffer = InvalidBuffer;
return slot;
@@ -406,7 +406,7 @@ ExecClearTuple(TupleTableSlot *slot) /* slot in which to store tuple */
if (slot->ttc_shouldFree && oldtuple != NULL)
heap_freetuple(oldtuple);
- slot->val = (HeapTuple) NULL;
+ slot->val = NULL;
slot->ttc_shouldFree = true; /* probably useless code... */