File : a-except-zfp.ads


   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --                       A D A . E X C E P T I O N S                        --
   6 --       (Version for No Exception Handlers/No_Exception_Propagation)       --
   7 --                                                                          --
   8 --                                 S p e c                                  --
   9 --                                                                          --
  10 --          Copyright (C) 1992-2014, Free Software Foundation, Inc.         --
  11 --                                                                          --
  12 -- This specification is derived from the Ada Reference Manual for use with --
  13 -- GNAT. The copyright notice above, and the license provisions that follow --
  14 -- apply solely to the  contents of the part following the private keyword. --
  15 --                                                                          --
  16 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  17 -- terms of the  GNU General Public License as published  by the Free Soft- --
  18 -- ware  Foundation;  either version 3,  or (at your option) any later ver- --
  19 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  20 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  21 -- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
  22 --                                                                          --
  23 --                                                                          --
  24 --                                                                          --
  25 --                                                                          --
  26 --                                                                          --
  27 -- You should have received a copy of the GNU General Public License and    --
  28 -- a copy of the GCC Runtime Library Exception along with this program;     --
  29 -- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
  30 -- <http://www.gnu.org/licenses/>.                                          --
  31 --                                                                          --
  32 -- GNAT was originally developed  by the GNAT team at  New York University. --
  33 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  34 --                                                                          --
  35 ------------------------------------------------------------------------------
  36 
  37 --  Version is for use when there are no handlers in the partition (i.e. either
  38 --  of Restriction No_Exception_Handlers or No_Exception_Propagation is set).
  39 
  40 with System;
  41 
  42 package Ada.Exceptions is
  43    pragma Preelaborate;
  44    --  In accordance with Ada 2005 AI-362
  45 
  46    type Exception_Id is private;
  47    pragma Preelaborable_Initialization (Exception_Id);
  48 
  49    Null_Id : constant Exception_Id;
  50 
  51    procedure Raise_Exception (E : Exception_Id; Message : String := "");
  52    pragma No_Return (Raise_Exception);
  53    --  Unconditionally call __gnat_last_chance_handler. Message should be a
  54    --  null terminated string. Note that the exception is still raised even
  55    --  if E is the null exception id. This is a deliberate simplification for
  56    --  this profile (the use of Raise_Exception with a null id is very rare in
  57    --  any case, and this way we avoid introducing Raise_Exception_Always and
  58    --  we also avoid the if test in Raise_Exception).
  59 
  60 private
  61 
  62    ------------------
  63    -- Exception_Id --
  64    ------------------
  65 
  66    type Exception_Id is access all System.Address;
  67    Null_Id : constant Exception_Id := null;
  68 
  69    pragma Inline_Always (Raise_Exception);
  70 
  71 end Ada.Exceptions;