Add the possibility to specify an explicit validator function for foreign-data

wrappers (similar to procedural languages).  This way we don't need to retain
the nearly empty libraries, and we are more free in how to implement the
wrapper API in the future.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c
index bc4232bdc8b..2175e0c0fc0 100644
--- a/src/backend/nodes/copyfuncs.c
+++ b/src/backend/nodes/copyfuncs.c
@@ -15,7 +15,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.423 2009/02/06 23:43:23 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.424 2009/02/24 10:06:32 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -2994,7 +2994,7 @@ _copyCreateFdwStmt(CreateFdwStmt *from)
 	CreateFdwStmt *newnode = makeNode(CreateFdwStmt);
 
 	COPY_STRING_FIELD(fdwname);
-	COPY_STRING_FIELD(library);
+	COPY_NODE_FIELD(validator);
 	COPY_NODE_FIELD(options);
 
 	return newnode;
@@ -3006,7 +3006,8 @@ _copyAlterFdwStmt(AlterFdwStmt *from)
 	AlterFdwStmt *newnode = makeNode(AlterFdwStmt);
 
 	COPY_STRING_FIELD(fdwname);
-	COPY_STRING_FIELD(library);
+	COPY_NODE_FIELD(validator);
+	COPY_SCALAR_FIELD(change_validator);
 	COPY_NODE_FIELD(options);
 
 	return newnode;