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   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT RUN-TIME COMPONENTS                         --
   4 --                                                                          --
   5 --         S Y S T E M . E L A B O R A T I O N _ A L L O C A T O R S        --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --            Copyright (C) 2014, Free Software Foundation, Inc.            --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 3,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
  17 --                                                                          --
  18 -- As a special exception under Section 7 of GPL version 3, you are granted --
  19 -- additional permissions described in the GCC Runtime Library Exception,   --
  20 -- version 3.1, as published by the Free Software Foundation.               --
  21 --                                                                          --
  22 -- You should have received a copy of the GNU General Public License and    --
  23 -- a copy of the GCC Runtime Library Exception along with this program;     --
  24 -- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
  25 -- <http://www.gnu.org/licenses/>.                                          --
  26 --                                                                          --
  27 -- GNAT was originally developed  by the GNAT team at  New York University. --
  28 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  29 --                                                                          --
  30 ------------------------------------------------------------------------------
  31
  32 --  This package provides the interfaces for proper handling of restriction
  33 --  No_Standard_Allocators_After_Elaboration. It is used only by programs
  34 --  which use this restriction.
  35
  36 package System.Elaboration_Allocators is
  37    pragma Preelaborate;
  38
  39    procedure Mark_Start_Of_Elaboration;
  40    --  Called right at the start of main elaboration if the program activates
  41    --  restriction No_Standard_Allocators_After_Elaboration. We don't want to
  42    --  rely on the normal elaboration mechanism for marking this event, since
  43    --  that would require us to be sure to elaborate this first, which would
  44    --  be awkward, and it is convenient to have this package be Preelaborate.
  45
  46    procedure Mark_End_Of_Elaboration;
  47    --  Called when main elaboration is complete if the program has activated
  48    --  restriction No_Standard_Allocators_After_Elaboration. This is the point
  49    --  beyond which any standard allocator use will violate the restriction.
  50
  51    procedure Check_Standard_Allocator;
  52    --  Called as part of every allocator in a program for which the restriction
  53    --  No_Standard_Allocators_After_Elaboration is active. This will raise an
  54    --  exception (Program_Error with an appropriate message) if it is called
  55    --  after the call to Mark_End_Of_Elaboration.
  56
  57 end System.Elaboration_Allocators;