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Diffstat (limited to 'gcc/ada/g-moreex.adb')
| -rw-r--r-- | gcc/ada/g-moreex.adb | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/gcc/ada/g-moreex.adb b/gcc/ada/g-moreex.adb new file mode 100644 index 00000000000..35f56015370 --- /dev/null +++ b/gcc/ada/g-moreex.adb @@ -0,0 +1,85 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT LIBRARY COMPONENTS -- +-- -- +-- G N A T . M O S T _ R E C E N T _ E X C E P T I O N -- +-- -- +-- B o d y -- +-- -- +-- $Revision: 1.4 $ -- +-- -- +-- Copyright (C) 2000 Ada Core Technologies, 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 2, 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. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING. If not, write -- +-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- +-- MA 02111-1307, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- -- +------------------------------------------------------------------------------ + +with Ada.Exceptions.Is_Null_Occurrence; +with System.Soft_Links; + +package body GNAT.Most_Recent_Exception is + + ---------------- + -- Occurrence -- + ---------------- + + function Occurrence + return Ada.Exceptions.Exception_Occurrence + is + EOA : constant Ada.Exceptions.Exception_Occurrence_Access := + GNAT.Most_Recent_Exception.Occurrence_Access; + + use type Ada.Exceptions.Exception_Occurrence_Access; + + begin + if EOA = null then + return Ada.Exceptions.Null_Occurrence; + else + return EOA.all; + end if; + end Occurrence; + + ----------------------- + -- Occurrence_Access -- + ----------------------- + + function Occurrence_Access + return Ada.Exceptions.Exception_Occurrence_Access + is + use Ada.Exceptions; + + EOA : constant Exception_Occurrence_Access := + System.Soft_Links.Get_Current_Excep.all; + + begin + if EOA = null then + return null; + + elsif Is_Null_Occurrence (EOA.all) then + return null; + + else + return EOA; + end if; + end Occurrence_Access; + +end GNAT.Most_Recent_Exception; |