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+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- SYSTEM.STORAGE_POOLS.SUBPOOLS.FINALIZATION --
+-- --
+-- B o d y --
+-- --
+-- Copyright (C) 2011-2012, 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 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. --
+-- --
+-- 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. --
+-- --
+-- 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/>. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
+-- --
+------------------------------------------------------------------------------
+
+with Ada.Unchecked_Deallocation;
+
+with System.Finalization_Masters; use System.Finalization_Masters;
+
+package body System.Storage_Pools.Subpools.Finalization is
+
+ -----------------------------
+ -- Finalize_And_Deallocate --
+ -----------------------------
+
+ procedure Finalize_And_Deallocate (Subpool : in out Subpool_Handle) is
+ procedure Free is new Ada.Unchecked_Deallocation (SP_Node, SP_Node_Ptr);
+
+ begin
+ -- Do nothing if the subpool was never created or never used. The latter
+ -- case may arise with an array of subpool implementations.
+
+ if Subpool = null
+ or else Subpool.Owner = null
+ or else Subpool.Node = null
+ then
+ return;
+ end if;
+
+ -- Clean up all controlled objects chained on the subpool's master
+
+ Finalize (Subpool.Master);
+
+ -- Remove the subpool from its owner's list of subpools
+
+ Detach (Subpool.Node);
+
+ -- Destroy the associated doubly linked list node which was created in
+ -- Set_Pool_Of_Subpools.
+
+ Free (Subpool.Node);
+
+ -- Dispatch to the user-defined implementation of Deallocate_Subpool
+
+ Deallocate_Subpool (Pool_Of_Subpool (Subpool).all, Subpool);
+
+ Subpool := null;
+ end Finalize_And_Deallocate;
+
+end System.Storage_Pools.Subpools.Finalization;