| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- |
| -- -- |
| -- S Y S T E M . T R A C E S . F O R M A T -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 2001-2009, Free Software Foundation, Inc. -- |
| -- -- |
| -- GNARL 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with System.Parameters; |
| |
| package body System.Traces.Format is |
| |
| procedure Send_Trace (Id : Trace_T; Info : String) is separate; |
| |
| ------------------ |
| -- Format_Trace -- |
| ------------------ |
| |
| function Format_Trace (Source : String) return String_Trace is |
| Length : constant Integer := Source'Length; |
| Result : String_Trace := (others => ' '); |
| |
| begin |
| -- If run-time tracing active, then fill the string |
| |
| if Parameters.Runtime_Traces then |
| if Max_Size - Length > 0 then |
| Result (1 .. Length) := Source (1 .. Length); |
| Result (Length + 1 .. Max_Size) := (others => ' '); |
| Result (Length + 1) := ASCII.NUL; |
| else |
| Result (1 .. Max_Size - 1) := |
| Source (Source'First .. Source'First - 1 + Max_Size - 1); |
| Result (Max_Size) := ASCII.NUL; |
| end if; |
| end if; |
| |
| return Result; |
| end Format_Trace; |
| |
| ------------ |
| -- Append -- |
| ------------ |
| |
| function Append |
| (Source : String_Trace; |
| Annex : String) return String_Trace |
| is |
| Result : String_Trace := (others => ' '); |
| Annex_Length : constant Integer := Annex'Length; |
| Source_Length : Integer; |
| |
| begin |
| if Parameters.Runtime_Traces then |
| |
| -- First we determine the size used, without the spaces at the end, |
| -- if a String_Trace is present. Look at System.Traces.Tasking for |
| -- examples. |
| |
| Source_Length := 1; |
| while Source (Source_Length) /= ASCII.NUL loop |
| Source_Length := Source_Length + 1; |
| end loop; |
| |
| -- Then we fill the string |
| |
| if Source_Length - 1 + Annex_Length <= Max_Size then |
| Result (1 .. Source_Length - 1) := |
| Source (1 .. Source_Length - 1); |
| |
| Result (Source_Length .. Source_Length - 1 + Annex_Length) := |
| Annex (1 .. Annex_Length); |
| |
| Result (Source_Length + Annex_Length) := ASCII.NUL; |
| |
| Result (Source_Length + Annex_Length + 1 .. Max_Size) := |
| (others => ' '); |
| |
| else |
| Result (1 .. Source_Length - 1) := Source (1 .. Source_Length - 1); |
| Result (Source_Length .. Max_Size - 1) := |
| Annex (1 .. Max_Size - Source_Length); |
| Result (Max_Size) := ASCII.NUL; |
| end if; |
| end if; |
| |
| return Result; |
| end Append; |
| |
| end System.Traces.Format; |
