gcc/ada/a-interr.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                        GNAT RUN-TIME COMPONENTS                          --
   4 --                                                                          --
   5 --                       A D A . I N T E R R U P T S                        --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2009, Free Software Foundation, Inc.         --
  10 --                                                                          --
  11 -- This specification is derived from the Ada Reference Manual for use with --
  12 -- GNAT. The copyright notice above, and the license provisions that follow --
  13 -- apply solely to the  contents of the part following the private keyword. --
  14 --                                                                          --
  15 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  16 -- terms of the  GNU General Public License as published  by the Free Soft- --
  17 -- ware  Foundation;  either version 3,  or (at your option) any later ver- --
  18 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  19 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  20 -- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
  21 --                                                                          --
  22 -- As a special exception under Section 7 of GPL version 3, you are granted --
  23 -- additional permissions described in the GCC Runtime Library Exception,   --
  24 -- version 3.1, as published by the Free Software Foundation.               --
  25 --                                                                          --
  26 -- You should have received a copy of the GNU General Public License and    --
  27 -- a copy of the GCC Runtime Library Exception along with this program;     --
  28 -- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
  29 -- <http://www.gnu.org/licenses/>.                                          --
  30 --                                                                          --
  31 -- GNAT was originally developed  by the GNAT team at  New York University. --
  32 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  33 --                                                                          --
  34 ------------------------------------------------------------------------------
  35
  36 with System.Interrupts;
  37
  38 package Ada.Interrupts is
  39
  40    type Interrupt_ID is new System.Interrupts.Ada_Interrupt_ID;
  41
  42    type Parameterless_Handler is access protected procedure;
  43
  44    function Is_Reserved (Interrupt : Interrupt_ID) return Boolean;
  45
  46    function Is_Attached (Interrupt : Interrupt_ID) return Boolean;
  47
  48    function Current_Handler
  49      (Interrupt : Interrupt_ID) return Parameterless_Handler;
  50
  51    procedure Attach_Handler
  52      (New_Handler : Parameterless_Handler;
  53       Interrupt   : Interrupt_ID);
  54
  55    procedure Exchange_Handler
  56      (Old_Handler : out Parameterless_Handler;
  57       New_Handler : Parameterless_Handler;
  58       Interrupt   : Interrupt_ID);
  59
  60    procedure Detach_Handler (Interrupt : Interrupt_ID);
  61
  62    function Reference (Interrupt : Interrupt_ID) return System.Address;
  63
  64 private
  65    pragma Inline (Is_Reserved);
  66    pragma Inline (Is_Attached);
  67    pragma Inline (Current_Handler);
  68    pragma Inline (Attach_Handler);
  69    pragma Inline (Detach_Handler);
  70    pragma Inline (Exchange_Handler);
  71 end Ada.Interrupts;