1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . P O O L _ L O C A L --
11 -- Copyright (C) 1992-1998, Free Software Foundation, Inc. --
13 -- GNAT is free software; you can redistribute it and/or modify it under --
14 -- terms of the GNU General Public License as published by the Free Soft- --
15 -- ware Foundation; either version 2, or (at your option) any later ver- --
16 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
17 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
18 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
19 -- for more details. You should have received a copy of the GNU General --
20 -- Public License distributed with GNAT; see file COPYING. If not, write --
21 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
22 -- MA 02111-1307, USA. --
24 -- As a special exception, if other files instantiate generics from this --
25 -- unit, or you link this unit with other files to produce an executable, --
26 -- this unit does not by itself cause the resulting executable to be --
27 -- covered by the GNU General Public License. This exception does not --
28 -- however invalidate any other reasons why the executable file might be --
29 -- covered by the GNU Public License. --
31 -- GNAT was originally developed by the GNAT team at New York University. --
32 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
34 ------------------------------------------------------------------------------
36 with System.Storage_Elements;
37 with System.Pool_Global;
39 package System.Pool_Local is
41 pragma Elaborate_Body;
42 -- Needed to ensure that library routines can execute allocators
44 ----------------------------
45 -- Unbounded_Reclaim_Pool --
46 ----------------------------
48 -- Allocation strategy:
50 -- Call to malloc/free for each Allocate/Deallocate
51 -- no user specifiable size
52 -- Space of allocated objects is reclaimed at pool finalization
53 -- Manages a list of allocated objects
55 -- Default pool in the compiler for access types locally declared
57 type Unbounded_Reclaim_Pool is new
58 System.Pool_Global.Unbounded_No_Reclaim_Pool with
60 First : System.Address := Null_Address;
63 -- function Storage_Size is inherited
66 (Pool : in out Unbounded_Reclaim_Pool;
67 Address : out System.Address;
68 Storage_Size : System.Storage_Elements.Storage_Count;
69 Alignment : System.Storage_Elements.Storage_Count);
72 (Pool : in out Unbounded_Reclaim_Pool;
73 Address : System.Address;
74 Storage_Size : System.Storage_Elements.Storage_Count;
75 Alignment : System.Storage_Elements.Storage_Count);
77 procedure Finalize (Pool : in out Unbounded_Reclaim_Pool);
79 end System.Pool_Local;