------------------------------------------------------------------------------ -- -- -- GNU ADA 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 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 2, or (at your option) any later ver- -- -- sion. GNARL 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 GNARL; 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. -- -- 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 : in String) return String_Trace is Length : 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 (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 => ' '); Source_Length : Integer := 1; Annex_Length : Integer := Annex'Length; 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. 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;