Add a bunch of new error location reports to parse-analysis error messages.

There are still some weak spots around JOIN USING and relation alias lists,
but most errors reported within backend/parser/ now have locations.

1 files changed, 3 insertions, 4 deletions

diff --git a/src/include/optimizer/var.h b/src/include/optimizer/var.h
index b0980b5e7d5..4a8f84e5532 100644
--- a/src/include/optimizer/var.h
+++ b/src/include/optimizer/var.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/optimizer/var.h,v 1.37 2008/01/01 19:45:58 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/optimizer/var.h,v 1.38 2008/09/01 20:42:45 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -19,11 +19,10 @@
 
 extern Relids pull_varnos(Node *node);
 extern void pull_varattnos(Node *node, Bitmapset **varattnos);
-extern bool contain_var_reference(Node *node, int varno, int varattno,
-					  int levelsup);
 extern bool contain_var_clause(Node *node);
 extern bool contain_vars_of_level(Node *node, int levelsup);
-extern bool contain_vars_above_level(Node *node, int levelsup);
+extern int	locate_var_of_level(Node *node, int levelsup);
+extern int	locate_var_of_relation(Node *node, int relid, int levelsup);
 extern int	find_minimum_var_level(Node *node);
 extern List *pull_var_clause(Node *node, bool includeUpperVars);
 extern Node *flatten_join_alias_vars(PlannerInfo *root, Node *node);