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1 | ------------------------------------------------------------------------------ |
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2 | -- -- |
| 3 | -- GNAT COMPILER COMPONENTS -- |
| 4 | -- -- |
| 5 | -- S Y S T E M . L I S T _ F I N A L I Z A T I O N -- |
| 6 | -- -- |
| 7 | -- B o d y -- |
| 8 | -- -- |
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9 | -- Copyright (C) 1992-2003 Free Software Foundation, Inc. -- |
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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 2, 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. See the GNU General Public License -- |
| 17 | -- for more details. You should have received a copy of the GNU General -- |
| 18 | -- Public License distributed with GNAT; see file COPYING. If not, write -- |
| 19 | -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- |
| 20 | -- MA 02111-1307, USA. -- |
| 21 | -- -- |
| 22 | -- As a special exception, if other files instantiate generics from this -- |
| 23 | -- unit, or you link this unit with other files to produce an executable, -- |
| 24 | -- this unit does not by itself cause the resulting executable to be -- |
| 25 | -- covered by the GNU General Public License. This exception does not -- |
| 26 | -- however invalidate any other reasons why the executable file might be -- |
| 27 | -- covered by the GNU Public License. -- |
| 28 | -- -- |
| 29 | -- GNAT was originally developed by the GNAT team at New York University. -- |
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30 | -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
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31 | -- -- |
| 32 | ------------------------------------------------------------------------------ |
| 33 | |
| 34 | with System.Finalization_Implementation; |
| 35 | package body Ada.Finalization.List_Controller is |
| 36 | |
| 37 | package SFI renames System.Finalization_Implementation; |
| 38 | |
| 39 | -------------- |
| 40 | -- Finalize -- |
| 41 | -------------- |
| 42 | |
| 43 | procedure Finalize (Object : in out List_Controller) is |
| 44 | use type SFR.Finalizable_Ptr; |
| 45 | |
| 46 | Last_Ptr : constant SFR.Finalizable_Ptr := Object.Last'Unchecked_Access; |
| 47 | |
| 48 | begin |
| 49 | while Object.First.Next /= Last_Ptr loop |
| 50 | SFI.Finalize_One (Object.First.Next.all); |
| 51 | end loop; |
| 52 | end Finalize; |
| 53 | |
| 54 | procedure Finalize (Object : in out Simple_List_Controller) is |
| 55 | begin |
| 56 | SFI.Finalize_List (Object.F); |
| 57 | Object.F := null; |
| 58 | end Finalize; |
| 59 | |
| 60 | ---------------- |
| 61 | -- Initialize -- |
| 62 | ---------------- |
| 63 | |
| 64 | procedure Initialize (Object : in out List_Controller) is |
| 65 | begin |
| 66 | Object.F := Object.First'Unchecked_Access; |
| 67 | Object.First.Next := Object.Last 'Unchecked_Access; |
| 68 | Object.Last.Prev := Object.First'Unchecked_Access; |
| 69 | end Initialize; |
| 70 | |
| 71 | end Ada.Finalization.List_Controller; |
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