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1994-05-19
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61 lines
------------------------------------------------------------------------------
-- --
-- GNAT RUNTIME COMPONENTS --
-- --
-- A D A . I N T E R R U P T S --
-- --
-- S p e c --
-- --
-- $Revision: 1.3 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- 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 2, 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. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
with System;
package Ada.Interrupts is
pragma Unimplemented_Unit;
type Interrupt_Id is new Natural; -- temporary definition for now ???
type Parameterless_Handler is
access protected procedure;
function Is_Reserved (Interrupt : Interrupt_Id)
return Boolean;
function Is_Attached (Interrupt : Interrupt_Id)
return Boolean;
function Current_Handler (Interrupt : Interrupt_Id)
return Parameterless_Handler;
procedure Attach_Handler
(New_Handler : Parameterless_Handler;
Interrupt : Interrupt_Id);
procedure Exchange_Handler
(Old_Handler : out Parameterless_Handler;
New_Handler : Parameterless_Handler;
Interrupt : Interrupt_Id);
procedure Detach_Handler
(Interrupt : Interrupt_Id);
function Reference (Interrupt : Interrupt_Id)
return System.Address;
end Ada.Interrupts;