Support SET FROM CURRENT in CREATE/ALTER FUNCTION, ALTER DATABASE, ALTER ROLE.

(Actually, it works as a plain statement too, but I didn't document that
because it seems a bit useless.)  Unify VariableResetStmt with
VariableSetStmt, and clean up some ancient cruft in the representation of
same.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/include/utils/guc.h b/src/include/utils/guc.h
index 5dd06ee7a12..d8fafff5590 100644
--- a/src/include/utils/guc.h
+++ b/src/include/utils/guc.h
@@ -7,12 +7,13 @@
  * Copyright (c) 2000-2007, PostgreSQL Global Development Group
  * Written by Peter Eisentraut <peter_e@gmx.net>.
  *
- * $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.84 2007/09/03 00:39:25 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/utils/guc.h,v 1.85 2007/09/03 18:46:30 tgl Exp $
  *--------------------------------------------------------------------
  */
 #ifndef GUC_H
 #define GUC_H
 
+#include "nodes/parsenodes.h"
 #include "tcop/dest.h"
 #include "utils/array.h"
 
@@ -203,9 +204,9 @@ extern int	GetNumConfigOptions(void);
 extern void SetPGVariable(const char *name, List *args, bool is_local);
 extern void GetPGVariable(const char *name, DestReceiver *dest);
 extern TupleDesc GetPGVariableResultDesc(const char *name);
-extern void ResetPGVariable(const char *name, bool isTopLevel);
 
-extern char *flatten_set_variable_args(const char *name, List *args);
+extern void ExecSetVariableStmt(VariableSetStmt *stmt);
+extern char *ExtractSetVariableArgs(VariableSetStmt *stmt);
 
 extern void ProcessGUCArray(ArrayType *array,
 						GucContext context, GucSource source, bool isLocal);