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------------------------------------------------------------------------------

--                                                                          --

--                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --

--                                                                          --

--                     S Y S T E M . T R A C E S . S E N D                  --

--                                                                          --

--                                  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.      --

--                                                                          --

------------------------------------------------------------------------------

--  This version is for all targets, provided that System.IO.Put_Line is

--  functional. It prints debug information to Standard Output

with System.IO;     use System.IO;

with System.Regpat; use System.Regpat;

----------------

-- Send_Trace --

----------------

--  Prints debug information both in a human readable form

--  and in the form they are sent from upper layers.

separate (System.Traces.Format)

procedure Send_Trace (Id : Trace_T; Info : String) is

   type Param_Type is

     (Name_Param,

      Caller_Param,

      Entry_Param,

      Timeout_Param,

      Acceptor_Param,

      Parent_Param,

      Number_Param);

   --  Type of parameter found in the message

   Info_Trace : String_Trace := Format_Trace (Info);

   function Get_Param

     (Input    : String_Trace;

      Param    : Param_Type;

      How_Many : Integer)

      return     String;

   --  Extract a parameter from the given input string

   ---------------

   -- Get_Param --

   ---------------

   function Get_Param

     (Input    : String_Trace;

      Param    : Param_Type;

      How_Many : Integer)

      return     String

   is

      pragma Unreferenced (How_Many);

      Matches : Match_Array (1 .. 2);

   begin

      --  We need comments here ???

      case Param is

         when Name_Param     =>

            Match ("/N:([\w]+)", Input, Matches);

         when Caller_Param   =>

            Match ("/C:([\w]+)", Input, Matches);

         when Entry_Param =>

            Match ("/E:([\s]*) +([0-9 ,]+)", Input, Matches);

         when Timeout_Param =>

            Match ("/T:([\s]*) +([0-9]+.[0-9]+)", Input, Matches);

         when Acceptor_Param =>

            Match ("/A:([\w]+)", Input, Matches);

         when Parent_Param   =>

            Match ("/P:([\w]+)", Input, Matches);

         when Number_Param =>

            Match ("/#:([\s]*) +([0-9]+)", Input, Matches);

      end case;

      if Matches (1).First < Input'First then

         return "";

      end if;

      case Param is

         when Timeout_Param | Entry_Param | Number_Param =>

            return Input (Matches (2).First .. Matches (2).Last);

         when others =>

            return Input (Matches (1).First .. Matches (1).Last);

      end case;

   end Get_Param;

--  Start of processing for Send_Trace

begin

   New_Line;

   Put_Line ("- Trace Debug Info ----------------");

   Put ("Caught event Id : ");

   case Id is

      when M_Accept_Complete => Put ("M_Accept_Complete");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " completes accept on entry "

                   & Get_Param (Info_Trace, Entry_Param, 1) & " with "

                   & Get_Param (Info_Trace, Caller_Param, 1));

      when M_Select_Else     => Put ("M_Select_Else");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " selects else statement");

      when M_RDV_Complete    => Put ("M_RDV_Complete");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " completes rendezvous with "

                   & Get_Param (Info_Trace, Caller_Param, 1));

      when M_Call_Complete   => Put ("M_Call_Complete");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " completes call");

      when M_Delay           => Put ("M_Delay");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " completes delay "

                   & Get_Param (Info_Trace, Timeout_Param, 1));

      when E_Missed          => Put ("E_Missed");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " got an invalid acceptor "

                   & Get_Param (Info_Trace, Acceptor_Param, 1));

      when E_Timeout         => Put ("E_Timeout");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " ends select due to timeout ");

      when E_Kill            => Put ("E_Kill");

         New_Line;

         Put_Line ("Asynchronous Transfer of Control on task "

                   & Get_Param (Info_Trace, Name_Param, 1));

      when W_Delay           => Put ("W_Delay");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " sleeping "

                   & Get_Param (Info_Trace, Timeout_Param, 1)

                   & " seconds");

      when WU_Delay           => Put ("WU_Delay");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " sleeping until "

                   & Get_Param (Info_Trace, Timeout_Param, 1));

      when W_Call            => Put ("W_Call");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " calling entry "

                   & Get_Param (Info_Trace, Entry_Param, 1)

                   & " of "  & Get_Param (Info_Trace, Acceptor_Param, 1));

      when W_Accept          => Put ("W_Accept");

         New_Line;

         Put ("Task " & Get_Param (Info_Trace, Name_Param, 1)

              & " waiting on "

              & Get_Param (Info_Trace, Number_Param, 1)

              & " accept(s)"

              & ", " & Get_Param (Info_Trace, Entry_Param, 1));

         New_Line;

      when W_Select          => Put ("W_Select");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " waiting on "

                   & Get_Param (Info_Trace, Number_Param, 1)

                   & " select(s)"

                      & ", " & Get_Param (Info_Trace, Entry_Param, 1));

         New_Line;

      when W_Completion      => Put ("W_Completion");

         New_Line;

            Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                      & " waiting for completion ");

      when WT_Select         => Put ("WT_Select");

         New_Line;

         Put ("Task " & Get_Param (Info_Trace, Name_Param, 1)

              & " waiting " & Get_Param (Info_Trace, Timeout_Param, 1)

              & " seconds  on "

              & Get_Param (Info_Trace, Number_Param, 1)

              & " select(s)");

         if Get_Param (Info_Trace, Number_Param, 1) /= "" then

            Put (", " & Get_Param (Info_Trace, Entry_Param, 1));

         end if;

         New_Line;

      when WT_Call           => Put ("WT_Call");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " calling entry "

                   & Get_Param (Info_Trace, Entry_Param, 1)

                   & " of "  & Get_Param (Info_Trace, Acceptor_Param, 1)

                   & " with timeout "

                   & Get_Param (Info_Trace, Timeout_Param, 1));

      when WT_Completion     => Put ("WT_Completion");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " waiting "

                   & Get_Param (Info_Trace, Timeout_Param, 1)

                   & " for call completion");

      when PO_Call           => Put ("PO_Call");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " calling protected entry  "

                   & Get_Param (Info_Trace, Entry_Param, 1));

      when POT_Call          => Put ("POT_Call");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " calling protected entry  "

                   & Get_Param (Info_Trace, Entry_Param, 1)

                   & " with timeout "

                   & Get_Param (Info_Trace, Timeout_Param, 1));

      when PO_Run            => Put ("PO_Run");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                      & " running entry  "

                   & Get_Param (Info_Trace, Entry_Param, 1)

                   & " for "

                   & Get_Param (Info_Trace, Caller_Param, 1));

      when PO_Done           => Put ("PO_Done");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " finished call from "

                   & Get_Param (Info_Trace, Caller_Param, 1));

      when PO_Lock           => Put ("PO_Lock");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " took lock");

      when PO_Unlock         => Put ("PO_Unlock");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " released lock");

      when T_Create          => Put ("T_Create");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " created");

      when T_Activate        => Put ("T_Activate");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " activated");

      when T_Abort           => Put ("T_Abort");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " aborted by "

                   & Get_Param (Info_Trace, Parent_Param, 1));

      when T_Terminate       => Put ("T_Terminate");

         New_Line;

         Put_Line ("Task " & Get_Param (Info_Trace, Name_Param, 1)

                   & " terminated");

      when others

        => Put ("Invalid Id");

   end case;

   Put_Line ("  --> " & Info_Trace);

   Put_Line ("-----------------------------------");

   New_Line;

end Send_Trace;