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

--                                                                          --

--                         GNAT COMPILER COMPONENTS                         --

--                                                                          --

--                              P R J . E R R                               --

--                                                                          --

--                                 B o d y                                  --

--                                                                          --

--          Copyright (C) 2002-2009, Free Software Foundation, Inc.         --

--                                                                          --

-- 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.  See the GNU General Public License --

-- for  more details.  You should have  received  a copy of the GNU General --

-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --

-- http://www.gnu.org/licenses for a complete copy of the license.          --

--                                                                          --

-- GNAT was originally developed  by the GNAT team at  New York University. --

-- Extensive contributions were provided by Ada Core Technologies Inc.      --

--                                                                          --

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

with Err_Vars;

with Output;   use Output;

with Stringt;  use Stringt;

package body Prj.Err is

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

   -- Obsolescent_Check --

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

   procedure Obsolescent_Check (S : Source_Ptr) is

      pragma Warnings (Off, S);

   begin

      null;

   end Obsolescent_Check;

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

   -- Post_Scan --

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

   procedure Post_Scan is

      Debug_Tokens : constant Boolean := False;

   begin

      --  Change operator symbol to literal strings, since that's the way

      --  we treat all strings in a project file.

      if Token = Tok_Operator_Symbol

        or else Token = Tok_String_Literal

      then

         Token := Tok_String_Literal;

         String_To_Name_Buffer (String_Literal_Id);

         Token_Name := Name_Find;

      end if;

      if Debug_Tokens then

         Write_Line (Token_Type'Image (Token));

         if Token = Tok_Identifier

           or else Token = Tok_String_Literal

         then

            Write_Line ("  " & Get_Name_String (Token_Name));

         end if;

      end if;

   end Post_Scan;

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

   -- Error_Msg --

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

   procedure Error_Msg

     (Flags    : Processing_Flags;

      Msg      : String;

      Location : Source_Ptr := No_Location;

      Project  : Project_Id := null)

   is

      Real_Location : Source_Ptr := Location;

   begin

      --  Display the error message in the traces so that it appears in the

      --  correct location in the traces (otherwise error messages are only

      --  displayed at the end and it is difficult to see when they were

      --  triggered)

      if Current_Verbosity = High then

         Write_Line ("ERROR: " & Msg);

      end if;

      --  If location of error is unknown, use the location of the project

      if Real_Location = No_Location

        and then Project /= null

      then

         Real_Location := Project.Location;

      end if;

      if Real_Location = No_Location then

         --  If still null, we are parsing a project that was created in-memory

         --  so we shouldn't report errors for projects that the user has no

         --  access to in any case.

         return;

      end if;

      --  Report the error through Errutil, so that duplicate errors are

      --  properly removed, messages are sorted, and correctly interpreted,...

      Errutil.Error_Msg (Msg, Real_Location);

      --  Let the application know there was an error

      if Flags.Report_Error /= null then

         Flags.Report_Error

           (Project,

            Is_Warning =>

              Msg (Msg'First) = '?'

                or else (Msg (Msg'First) = '<'

                          and then Err_Vars.Error_Msg_Warn)

                or else (Msg (Msg'First) = '\'

                          and then Msg (Msg'First + 1) = '<'

                          and then Err_Vars.Error_Msg_Warn));

      end if;

   end Error_Msg;

end Prj.Err;