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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT COMPILER COMPONENTS                         --
--                                                                          --
--                              P R J . P R O C                             --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--          Copyright (C) 2001-2011, 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.      --
--                                                                          --
------------------------------------------------------------------------------
 
--  This package is used to convert a project file tree (see prj-tree.ads) to
--  project file data structures (see prj.ads), taking into account the
--  environment (external references).
 
with Prj.Tree;  use Prj.Tree;
 
package Prj.Proc is
 
   procedure Process_Project_Tree_Phase_1
     (In_Tree                : Project_Tree_Ref;
      Project                : out Project_Id;
      Packages_To_Check      : String_List_Access;
      Success                : out Boolean;
      From_Project_Node      : Project_Node_Id;
      From_Project_Node_Tree : Project_Node_Tree_Ref;
      Env                    : in out Prj.Tree.Environment;
      Reset_Tree             : Boolean := True);
   --  Process a project tree (ie the direct resulting of parsing a .gpr file)
   --  based on the current external references.
   --
   --  The result of this phase_1 is a partial project tree (Project) where
   --  only a few fields have been initialized (in particular the list of
   --  languages). These are the fields that are necessary to run gprconfig if
   --  needed to automatically generate a configuration file. This first phase
   --  of the processing does not require a configuration file.
   --
   --  When Reset_Tree is True, all the project data are removed from the
   --  project table before processing.
 
   procedure Process_Project_Tree_Phase_2
     (In_Tree                : Project_Tree_Ref;
      Project                : Project_Id;
      Success                : out Boolean;
      From_Project_Node      : Project_Node_Id;
      From_Project_Node_Tree : Project_Node_Tree_Ref;
      Env                    : Prj.Tree.Environment);
   --  Perform the second phase of the processing, filling the rest of the
   --  project with the information extracted from the project tree. This phase
   --  requires that the configuration file has already been parsed (in fact
   --  we currently assume that the contents of the configuration file has
   --  been included in Project through Confgpr.Apply_Config_File). The
   --  parameters are the same as for phase_1, with the addition of:
 
   procedure Process
     (In_Tree                : Project_Tree_Ref;
      Project                : out Project_Id;
      Packages_To_Check      : String_List_Access;
      Success                : out Boolean;
      From_Project_Node      : Project_Node_Id;
      From_Project_Node_Tree : Project_Node_Tree_Ref;
      Env                    : in out Prj.Tree.Environment;
      Reset_Tree             : Boolean := True);
   --  Performs the two phases of the processing
 
end Prj.Proc;