Make functions static where possible, enclose unused functions in #ifdef NOT_USED.

src/backend/optimizer/path/costsize.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/path/costsize.c,v 1.15 1997/04/24 15:49:30 vadim Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/path/costsize.c,v 1.16 1997/08/19 21:31:48 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -41,6 +41,7 @@ extern int NBuffers;
 
 static int compute_attribute_width(TargetEntry *tlistentry);
 static double base_log(double x, double b);
+static int compute_targetlist_width(List *targetlist);
 
 int _disable_cost_ = 30000000;
  
@@ -209,6 +210,7 @@ cost_sort(List *keys, int tuples, int width, bool noread)
  * Returns a flonum.
  *
  */
+#ifdef NOT_USED
 Cost
 cost_result(int tuples, int width)
 {
@@ -218,6 +220,7 @@ cost_result(int tuples, int width)
     Assert(temp >= 0);
     return(temp);
 }
+#endif
 
 /*    
  * cost_nestloop--
@@ -386,7 +389,7 @@ compute_rel_width(Rel *rel)
  *    
  * Returns the width of the tuple as a fixnum.
  */
-int
+static int
 compute_targetlist_width(List *targetlist)
 {
     List *temp_tl;

src/backend/optimizer/util/clauses.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.6 1997/01/22 06:30:57 vadim Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.7 1997/08/19 21:31:54 momjian Exp $
  *
  * HISTORY
  *    AUTHOR		DATE		MAJOR EVENT
@@ -34,6 +34,8 @@
 #include "optimizer/internal.h"
 #include "optimizer/var.h"
 
+static bool agg_clause(Node *clause);
+
 
 Expr *
 make_clause(int type, Node *oper, List *args)
@@ -134,7 +136,7 @@ get_rightop(Expr *clause)
  *    	AGG clause functions
  *****************************************************************************/
 
-bool
+static bool
 agg_clause(Node *clause)
 {
     return

src/backend/optimizer/util/keys.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/keys.c,v 1.1.1.1 1996/07/09 06:21:38 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/keys.c,v 1.2 1997/08/19 21:32:03 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -23,6 +23,7 @@
 
 
 static Expr *matching2_tlvar(int var, List *tlist, bool (*test)());
+static bool equal_indexkey_var(int index_key, Var *var);
 
 /*    
  * 1. index key
@@ -69,7 +70,7 @@ match_indexkey_operand(int indexkey, Var *operand, Rel *rel)
  *    fields of var node 'var'.
  *    
  */
-bool
+static bool
 equal_indexkey_var(int index_key, Var *var)
 {
     if (index_key == var->varattno)

src/backend/optimizer/util/ordering.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/ordering.c,v 1.2 1996/10/31 10:59:41 scrappy Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/ordering.c,v 1.3 1997/08/19 21:32:06 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -18,6 +18,7 @@
 #include "optimizer/internal.h"
 #include "optimizer/ordering.h"
 
+static bool equal_sortops_order(Oid *ordering1, Oid *ordering2);
 
 /*    
  * equal-path-path-ordering--
@@ -102,7 +103,7 @@ equal_merge_merge_ordering(MergeOrder *merge_ordering1,
  * equal_sort_ops_order -
  *    Returns true iff the sort operators are in the same order.
  */
-bool
+static bool
 equal_sortops_order(Oid *ordering1, Oid *ordering2)
 {
     int i = 0;

src/backend/optimizer/util/tlist.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/tlist.c,v 1.2 1997/04/05 06:39:58 vadim Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/tlist.c,v 1.3 1997/08/19 21:32:08 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -532,10 +532,10 @@ get_expr(TargetEntry *tle)
  *    append the group attribute to the target list if it's not already
  *    in there.
  */
+#if 0
 void
 AddGroupAttrToTlist(List *tlist, List *grpCl)
 {
-#if 0
     List *gl;
     int last_resdomno = length(tlist) + 1;
     
@@ -557,8 +557,8 @@ AddGroupAttrToTlist(List *tlist, List *grpCl)
 	    tlist = lappend(tlist, MakeTLE(r, (Node*)var));
 	}
     }
-#endif
 }
+#endif
 
 /* was ExecTargetListLength() in execQual.c, 
    moved here to reduce dependencies on the executor module */