1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . C H E C K E D _ P O O L S --
11 -- Copyright (C) 1992,1993,1994,1995,1996 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.Storage_Pools;
38 package System.Checked_Pools is
40 type Checked_Pool is abstract
41 new System.Storage_Pools.Root_Storage_Pool with private;
42 -- Equivalent of storage pools with the addition that Dereference is
43 -- called on each implicit or explicit dereference of a pointer which
44 -- has such a storage pool
47 (Pool : in out Checked_Pool;
48 Storage_Address : out Address;
49 Size_In_Storage_Elements : in System.Storage_Elements.Storage_Count;
50 Alignment : in System.Storage_Elements.Storage_Count)
54 (Pool : in out Checked_Pool;
55 Storage_Address : in Address;
56 Size_In_Storage_Elements : in System.Storage_Elements.Storage_Count;
57 Alignment : in System.Storage_Elements.Storage_Count)
62 return System.Storage_Elements.Storage_Count
66 (Pool : in out Checked_Pool;
67 Storage_Address : in Address;
68 Size_In_Storage_Elements : in System.Storage_Elements.Storage_Count;
69 Alignment : in System.Storage_Elements.Storage_Count)
71 -- Called each time a pointer to a checked pool is dereferenced
74 type Checked_Pool is abstract
75 new System.Storage_Pools.Root_Storage_Pool with null record;
76 end System.Checked_Pools;