75 lines
3.6 KiB
Ada
75 lines
3.6 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNAT COMPILER COMPONENTS --
|
|
-- --
|
|
-- S Y S T E M . P O O L _ L O C A L --
|
|
-- --
|
|
-- S p e c --
|
|
-- --
|
|
-- Copyright (C) 1992-2011, 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. --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
-- Storage pool for use with local objects with automatic reclaim
|
|
|
|
with System.Storage_Elements;
|
|
with System.Pool_Global;
|
|
|
|
package System.Pool_Local is
|
|
pragma Elaborate_Body;
|
|
-- Needed to ensure that library routines can execute allocators
|
|
|
|
----------------------------
|
|
-- Unbounded_Reclaim_Pool --
|
|
----------------------------
|
|
|
|
-- Allocation strategy:
|
|
|
|
-- Call to malloc/free for each Allocate/Deallocate
|
|
-- No user specifiable size
|
|
-- Space of allocated objects is reclaimed at pool finalization
|
|
-- Manages a list of allocated objects
|
|
|
|
type Unbounded_Reclaim_Pool is new
|
|
System.Pool_Global.Unbounded_No_Reclaim_Pool with
|
|
record
|
|
First : System.Address := Null_Address;
|
|
end record;
|
|
|
|
-- function Storage_Size is inherited
|
|
|
|
procedure Allocate
|
|
(Pool : in out Unbounded_Reclaim_Pool;
|
|
Address : out System.Address;
|
|
Storage_Size : System.Storage_Elements.Storage_Count;
|
|
Alignment : System.Storage_Elements.Storage_Count);
|
|
|
|
procedure Deallocate
|
|
(Pool : in out Unbounded_Reclaim_Pool;
|
|
Address : System.Address;
|
|
Storage_Size : System.Storage_Elements.Storage_Count;
|
|
Alignment : System.Storage_Elements.Storage_Count);
|
|
|
|
procedure Finalize (Pool : in out Unbounded_Reclaim_Pool);
|
|
|
|
end System.Pool_Local;
|