1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT RUN-TIME COMPONENTS                         --
4--                                                                          --
5--              A D A . E X C E P T I O N S . T R A C E B A C K             --
6--                                                                          --
7--                                 S p e c                                  --
8--                                                                          --
9--          Copyright (C) 1999-2012, Free Software Foundation, Inc.         --
10--                                                                          --
11-- This specification is derived from the Ada Reference Manual for use with --
12-- GNAT. The copyright notice above, and the license provisions that follow --
13-- apply solely to the  contents of the part following the private keyword. --
14--                                                                          --
15-- GNAT is free software;  you can  redistribute it  and/or modify it under --
16-- terms of the  GNU General Public License as published  by the Free Soft- --
17-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
18-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
19-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
20-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
21--                                                                          --
22-- As a special exception under Section 7 of GPL version 3, you are granted --
23-- additional permissions described in the GCC Runtime Library Exception,   --
24-- version 3.1, as published by the Free Software Foundation.               --
25--                                                                          --
26-- You should have received a copy of the GNU General Public License and    --
27-- a copy of the GCC Runtime Library Exception along with this program;     --
28-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
29-- <http://www.gnu.org/licenses/>.                                          --
30--                                                                          --
31-- GNAT was originally developed  by the GNAT team at  New York University. --
32-- Extensive contributions were provided by Ada Core Technologies Inc.      --
33--                                                                          --
34------------------------------------------------------------------------------
35
36--  This package is part of the support for tracebacks on exceptions
37
38with System.Traceback_Entries;
39
40package Ada.Exceptions.Traceback is
41
42   package STBE renames System.Traceback_Entries;
43
44   subtype Code_Loc is System.Address;
45   --  Code location in executing program
46
47   type Tracebacks_Array is array (Positive range <>) of STBE.Traceback_Entry;
48   --  A traceback array is an array of traceback entries
49
50   function Tracebacks (E : Exception_Occurrence) return Tracebacks_Array;
51   --  This function extracts the traceback information from an exception
52   --  occurrence, and returns it formatted in the manner required for
53   --  processing in GNAT.Traceback. See g-traceb.ads for further details.
54
55   function Get_PC (TBE : STBE.Traceback_Entry) return Code_Loc
56     renames STBE.PC_For;
57   --  Returns the code address held by a given traceback entry, typically the
58   --  address of a call instruction.
59
60end Ada.Exceptions.Traceback;
61