Keep track of language's trusted flag in InlineCodeBlock. Needed to support DO...

Keep track of language's trusted flag in InlineCodeBlock. Needed to support DO blocks for languages that have both trusted and untrusted variants.

src/backend/commands/functioncmds.c

@@ -10,7 +10,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/commands/functioncmds.c,v 1.112 2009/10/08 02:39:19 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/commands/functioncmds.c,v 1.113 2009/11/06 21:57:57 adunstan Exp $
  *
  * DESCRIPTION
  *	  These routines take the parse tree and pick out the
@@ -2023,6 +2023,7 @@ ExecuteDoStmt(DoStmt *stmt)
 
 	codeblock->langOid = HeapTupleGetOid(languageTuple);
 	languageStruct = (Form_pg_language) GETSTRUCT(languageTuple);
+	codeblock->langIsTrusted = languageStruct->lanpltrusted;
 
 	if (languageStruct->lanpltrusted)
 	{

src/include/nodes/parsenodes.h

@@ -13,7 +13,7 @@
  * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.412 2009/10/28 14:55:46 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.413 2009/11/06 21:57:57 adunstan Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1959,6 +1959,7 @@ typedef struct InlineCodeBlock
 	NodeTag		type;
 	char	   *source_text;	/* source text of anonymous code block */
 	Oid			langOid;		/* OID of selected language */
+	bool        langIsTrusted;  /* trusted property of the language */
 } InlineCodeBlock;
 
 /* ----------------------