1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- S Y S T E M . C H E C K E D _ P O O L S --
10 -- Copyright (C) 1992,1993,1994,1995,1996 Free Software Foundation, Inc. --
12 -- GNAT is free software; you can redistribute it and/or modify it under --
13 -- terms of the GNU General Public License as published by the Free Soft- --
14 -- ware Foundation; either version 2, or (at your option) any later ver- --
15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
17 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
18 -- for more details. You should have received a copy of the GNU General --
19 -- Public License distributed with GNAT; see file COPYING. If not, write --
20 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
21 -- MA 02111-1307, USA. --
23 -- As a special exception, if other files instantiate generics from this --
24 -- unit, or you link this unit with other files to produce an executable, --
25 -- this unit does not by itself cause the resulting executable to be --
26 -- covered by the GNU General Public License. This exception does not --
27 -- however invalidate any other reasons why the executable file might be --
28 -- covered by the GNU Public License. --
30 -- GNAT was originally developed by the GNAT team at New York University. --
31 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
33 ------------------------------------------------------------------------------
35 with System
.Storage_Elements
;
36 with System
.Storage_Pools
;
37 package System
.Checked_Pools
is
39 type Checked_Pool
is abstract
40 new System
.Storage_Pools
.Root_Storage_Pool
with private;
41 -- Equivalent of storage pools with the addition that Dereference is
42 -- called on each implicit or explicit dereference of a pointer which
43 -- has such a storage pool
46 (Pool
: in out Checked_Pool
;
47 Storage_Address
: out Address
;
48 Size_In_Storage_Elements
: in System
.Storage_Elements
.Storage_Count
;
49 Alignment
: in System
.Storage_Elements
.Storage_Count
)
53 (Pool
: in out Checked_Pool
;
54 Storage_Address
: in Address
;
55 Size_In_Storage_Elements
: in System
.Storage_Elements
.Storage_Count
;
56 Alignment
: in System
.Storage_Elements
.Storage_Count
)
61 return System
.Storage_Elements
.Storage_Count
65 (Pool
: in out Checked_Pool
;
66 Storage_Address
: in Address
;
67 Size_In_Storage_Elements
: in System
.Storage_Elements
.Storage_Count
;
68 Alignment
: in System
.Storage_Elements
.Storage_Count
)
70 -- Called each time a pointer to a checked pool is dereferenced
73 type Checked_Pool
is abstract
74 new System
.Storage_Pools
.Root_Storage_Pool
with null record;
75 end System
.Checked_Pools
;