From 257cccbe5ea9f20988ddaa6654a6b1ccf1925620 Mon Sep 17 00:00:00 2001
From: Tom Lane
Date: Thu, 16 Sep 2004 20:17:49 +0000
Subject: Add some marginal tweaks to eliminate memory leakages associated with
 subtransactions.  Trivial subxacts (such as a plpgsql exception block
 containing no database access) now demonstrably leak zero bytes.

---
 src/include/nodes/memnodes.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/include/nodes')

diff --git a/src/include/nodes/memnodes.h b/src/include/nodes/memnodes.h
index 1fc13af47f7..e57ee2aad27 100644
--- a/src/include/nodes/memnodes.h
+++ b/src/include/nodes/memnodes.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/nodes/memnodes.h,v 1.28 2004/08/29 04:13:07 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/nodes/memnodes.h,v 1.29 2004/09/16 20:17:42 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -43,6 +43,7 @@ typedef struct MemoryContextMethods
 	void		(*reset) (MemoryContext context);
 	void		(*delete) (MemoryContext context);
 	Size		(*get_chunk_space) (MemoryContext context, void *pointer);
+	bool		(*is_empty) (MemoryContext context);
 	void		(*stats) (MemoryContext context);
 #ifdef MEMORY_CONTEXT_CHECKING
 	void		(*check) (MemoryContext context);
-- 
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