| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- S Y S T E M . T R A C E B A C K . S Y M B O L I C -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1999-2021, AdaCore -- |
| -- -- |
| -- 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This is the default implementation for platforms where the full capability |
| -- is not supported. It returns tracebacks as lists of hexadecimal addresses |
| -- of the form "0x...". |
| |
| with Ada.Exceptions.Traceback; use Ada.Exceptions.Traceback; |
| with System.Address_Image; |
| |
| package body System.Traceback.Symbolic is |
| |
| -- Note that Suppress_Hex is ignored in this version of this package. |
| |
| ------------------------ |
| -- Symbolic_Traceback -- |
| ------------------------ |
| |
| function Symbolic_Traceback |
| (Traceback : System.Traceback_Entries.Tracebacks_Array) return String |
| is |
| begin |
| if Traceback'Length = 0 then |
| return ""; |
| |
| else |
| declare |
| Img : String := System.Address_Image (Traceback (Traceback'First)); |
| |
| Result : String (1 .. (Img'Length + 3) * Traceback'Length); |
| Last : Natural := 0; |
| |
| begin |
| for J in Traceback'Range loop |
| Img := System.Address_Image (Traceback (J)); |
| Result (Last + 1 .. Last + 2) := "0x"; |
| Last := Last + 2; |
| Result (Last + 1 .. Last + Img'Length) := Img; |
| Last := Last + Img'Length + 1; |
| Result (Last) := ' '; |
| end loop; |
| |
| Result (Last) := ASCII.LF; |
| return Result (1 .. Last); |
| end; |
| end if; |
| end Symbolic_Traceback; |
| |
| -- "No_Hex" is ignored in this version, because otherwise we have nothing |
| -- at all to print. |
| |
| function Symbolic_Traceback_No_Hex |
| (Traceback : System.Traceback_Entries.Tracebacks_Array) return String is |
| begin |
| return Symbolic_Traceback (Traceback); |
| end Symbolic_Traceback_No_Hex; |
| |
| function Symbolic_Traceback |
| (E : Ada.Exceptions.Exception_Occurrence) return String |
| is |
| begin |
| return Symbolic_Traceback (Ada.Exceptions.Traceback.Tracebacks (E)); |
| end Symbolic_Traceback; |
| |
| function Symbolic_Traceback_No_Hex |
| (E : Ada.Exceptions.Exception_Occurrence) return String is |
| begin |
| return Symbolic_Traceback (E); |
| end Symbolic_Traceback_No_Hex; |
| |
| ------------------ |
| -- Enable_Cache -- |
| ------------------ |
| |
| procedure Enable_Cache (Include_Modules : Boolean := False) is |
| begin |
| null; |
| end Enable_Cache; |
| |
| end System.Traceback.Symbolic; |
