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1996-09-28
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3KB
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73 lines
-----------------------------------------------------------------------------
-- --
-- GNU ADA RUNTIME LIBRARY (GNARL) COMPONENTS --
-- --
-- S Y S T E M . T A S K _ S T O R A G E _ A L L O C A T I O N --
-- --
-- B o d y --
-- --
-- $Revision: 1.5 $ --
-- --
-- Copyright (c) 1991,1992,1993,1994, FSU, All Rights Reserved --
-- --
-- GNARL is free software; you can redistribute it and/or modify it under --
-- terms of the GNU Library General Public License as published by the --
-- Free Software Foundation; either version 2, or (at your option) any --
-- later version. GNARL is distributed in the hope that it will be use- --
-- ful, but but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Gen- --
-- eral Library Public License for more details. You should have received --
-- a copy of the GNU Library General Public License along with GNARL; see --
-- file COPYING.LIB. If not, write to the Free Software Foundation, 675 --
-- Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
with System.Storage_Elements;
-- Used for, Storage_Count
with System.Task_Memory;
-- Used for, Low_Level_New
-- Low_Level_Free
package body System.Task_Storage_Allocation is
--------------------
-- Allocate_Block --
--------------------
-- Note: the Alignment parameter is ignored here, since Low_Level_New
-- is guaranteed to return a block of the maximum possible alignment.
procedure Allocate_Block
(Storage_Address : out System.Address;
Storage_Size : Storage_Elements.Storage_Count;
Alignment : in Storage_Elements.Storage_Count)
is
begin
Storage_Address := Task_Memory.Low_Level_New (Storage_Size);
end Allocate_Block;
----------------------
-- Deallocate_Block --
----------------------
procedure Deallocate_Block (Storage_Address : System.Address) is
begin
Task_Memory.Low_Level_Free (Storage_Address);
end Deallocate_Block;
---------------------
-- Maximum_Storage --
---------------------
-- Returns zero, indicating no fixed limit, since there is no fixed
-- (determinable) limit on the memory available on a POSIX system.
function Maximum_Storage return Storage_Elements.Storage_Count is
begin
return 0;
end Maximum_Storage;
end System.Task_Storage_Allocation;