blob: 8160cf3594c84122dbef9bdbea9cdb99a1a9b54d [file] [log] [blame]
------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- 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 --
-- --
-- B o d y --
-- --
-- Copyright (C) 2014, Free Software Foundation, Inc. --
-- --
-- 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 3, 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. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
package body System.Elaboration_Allocators is
Elaboration_In_Progress : Boolean;
pragma Atomic (Elaboration_In_Progress);
-- Flag to show if elaboration is active. We don't attempt to initialize
-- this because we want to be sure it gets reset if we are in a multiple
-- elaboration situation of some kind. Make it atomic to prevent race
-- conditions of any kind (not clearly necessary, but harmless!)
------------------------------
-- Check_Standard_Allocator --
------------------------------
procedure Check_Standard_Allocator is
begin
if not Elaboration_In_Progress then
raise Program_Error with
"standard allocator after elaboration is complete is not allowed "
& "(No_Standard_Allocators_After_Elaboration restriction active)";
end if;
end Check_Standard_Allocator;
-----------------------------
-- Mark_End_Of_Elaboration --
-----------------------------
procedure Mark_End_Of_Elaboration is
begin
Elaboration_In_Progress := False;
end Mark_End_Of_Elaboration;
-------------------------------
-- Mark_Start_Of_Elaboration --
-------------------------------
procedure Mark_Start_Of_Elaboration is
begin
Elaboration_In_Progress := True;
end Mark_Start_Of_Elaboration;
end System.Elaboration_Allocators;