2 files changed, 26 insertions, 13 deletions
diff --git a/src/backend/nodes/nodes.c b/src/backend/nodes/nodes.c
index 73c9a1b2b4c..4e694bd09d0 100644
--- a/src/backend/nodes/nodes.c
+++ b/src/backend/nodes/nodes.c
@@ -9,7 +9,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/nodes/nodes.c,v 1.15 2002/06/20 20:29:29 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/nodes/nodes.c,v 1.16 2002/10/11 04:12:14 momjian Exp $
  *
  * HISTORY
  *	  Andrew Yu			Oct 20, 1994	file creation
@@ -28,15 +28,5 @@
  *	  macro makeNode. eg. to create a Resdom node, use makeNode(Resdom)
  *
  */
-Node *
-newNode(Size size, NodeTag tag)
-{
-	Node	   *newNode;
+Node *newNodeMacroHolder;
 
-	Assert(size >= sizeof(Node));		/* need the tag, at least */
-
-	newNode = (Node *) palloc(size);
-	MemSet((char *) newNode, 0, size);
-	newNode->type = tag;
-	return newNode;
-}
diff --git a/src/backend/utils/mmgr/mcxt.c b/src/backend/utils/mmgr/mcxt.c
index 6b77736a3bc..da666076627 100644
--- a/src/backend/utils/mmgr/mcxt.c
+++ b/src/backend/utils/mmgr/mcxt.c
@@ -14,7 +14,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/mmgr/mcxt.c,v 1.32 2002/08/12 00:36:12 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/mmgr/mcxt.c,v 1.33 2002/10/11 04:12:14 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -453,6 +453,29 @@ MemoryContextAlloc(MemoryContext context, Size size)
 }
 
 /*
+ * MemoryContextAllocZero
+ *		Like MemoryContextAlloc, but clears allocated memory
+ *
+ *	We could just call MemoryContextAlloc then clear the memory, but this
+ *	function is called too many times, so we have a separate version.
+ */
+void *
+MemoryContextAllocZero(MemoryContext context, Size size)
+{
+	void *ret;
+
+	AssertArg(MemoryContextIsValid(context));
+
+	if (!AllocSizeIsValid(size))
+		elog(ERROR, "MemoryContextAllocZero: invalid request size %lu",
+			 (unsigned long) size);
+
+	ret = (*context->methods->alloc) (context, size);
+	MemSet(ret, 0, size);
+	return ret;
+}
+
+/*
  * pfree
  *		Release an allocated chunk.
  */