-- --
-- GNAT LIBRARY COMPONENTS --
-- --
--- A D A . C O N T A I N E R S . R E D _ B L A C K _ T R E E S . --
--- G E N E R I C _ S E T _ O P E R A T I O N S --
+-- ADA.CONTAINERS.RED_BLACK_TREES.GENERIC_SET_OPERATIONS --
-- --
-- B o d y --
-- --
--- Copyright (C) 2004-2005 Free Software Foundation, Inc. --
--- --
--- This specification is derived from the Ada Reference Manual for use with --
--- GNAT. The copyright notice above, and the license provisions that follow --
--- apply solely to the contents of the part following the private keyword. --
+-- Copyright (C) 2004-2009, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNAT; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
+-- --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
-- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- This unit was originally developed by Matthew J Heaney. --
------------------------------------------------------------------------------
pragma Assert (Tree.Lock = 0);
Root : Node_Access := Tree.Root;
+ pragma Warnings (Off, Root);
begin
Tree.Root := null;
begin
if Target'Address = Source'Address then
if Target.Busy > 0 then
- raise Program_Error;
+ raise Program_Error with
+ "attempt to tamper with cursors (container is busy)";
end if;
Clear (Target);
end if;
if Target.Busy > 0 then
- raise Program_Error;
+ raise Program_Error with
+ "attempt to tamper with cursors (container is busy)";
end if;
loop
R_Node : Node_Access := Right.First;
Dst_Node : Node_Access;
+ pragma Warnings (Off, Dst_Node);
begin
if Left'Address = Right'Address then
end if;
if Target.Busy > 0 then
- raise Program_Error;
+ raise Program_Error with
+ "attempt to tamper with cursors (container is busy)";
end if;
if Source.Length = 0 then
R_Node : Node_Access := Right.First;
Dst_Node : Node_Access;
+ pragma Warnings (Off, Dst_Node);
begin
if Left'Address = Right'Address then
Src : Node_Access := Source.First;
New_Tgt_Node : Node_Access;
+ pragma Warnings (Off, New_Tgt_Node);
begin
if Target.Busy > 0 then
- raise Program_Error;
+ raise Program_Error with
+ "attempt to tamper with cursors (container is busy)";
end if;
if Target'Address = Source'Address then
R_Node : Node_Access := Right.First;
Dst_Node : Node_Access;
+ pragma Warnings (Off, Dst_Node);
begin
if Left'Address = Right'Address then
end if;
if Target.Busy > 0 then
- raise Program_Error;
+ raise Program_Error with
+ "attempt to tamper with cursors (container is busy)";
end if;
Iterate (Source);