1 ------------------------------------------------------------------------------
3 -- GNAT RUN-TIME COMPONENTS --
5 -- G N A T . T R A C E B A C K --
9 -- Copyright (C) 1999-2024, AdaCore --
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. --
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. --
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/>. --
27 -- GNAT was originally developed by the GNAT team at New York University. --
28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
30 ------------------------------------------------------------------------------
32 -- Run-time non-symbolic traceback support
34 with System
.Traceback
;
36 package body GNAT
.Traceback
is
43 (Traceback
: out Tracebacks_Array
;
47 System
.Traceback
.Call_Chain
(Traceback
, Traceback
'Length, Len
);
52 Skip_Frames
: Natural := 1) return Tracebacks_Array
54 Traceback
: Tracebacks_Array
(1 .. Max_Len
);
57 System
.Traceback
.Call_Chain
58 (Traceback
, Max_Len
, Len
, Skip_Frames
=> Skip_Frames
+ 1);
59 return Traceback
(1 .. Len
);