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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ada/] [prj-pars.adb] - Blame information for rev 281

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1 281 jeremybenn
------------------------------------------------------------------------------
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--                                                                          --
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--                         GNAT COMPILER COMPONENTS                         --
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--                                                                          --
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--                             P R J . P A R S                              --
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--                                                                          --
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--                                 B o d y                                  --
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--                                                                          --
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--          Copyright (C) 2001-2009, Free Software Foundation, Inc.         --
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--                                                                          --
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-- GNAT is free software;  you can  redistribute it  and/or modify it under --
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-- terms of the  GNU General Public License as published  by the Free Soft- --
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-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
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-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
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-- for  more details.  You should have  received  a copy of the GNU General --
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-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license.          --
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--                                                                          --
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-- GNAT was originally developed  by the GNAT team at  New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc.      --
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--                                                                          --
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------------------------------------------------------------------------------
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with Ada.Exceptions; use Ada.Exceptions;
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with GNAT.Directory_Operations; use GNAT.Directory_Operations;
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with Output;   use Output;
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with Prj.Conf; use Prj.Conf;
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with Prj.Err;  use Prj.Err;
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with Prj.Part;
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with Prj.Tree; use Prj.Tree;
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with Sinput.P;
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package body Prj.Pars is
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   -----------
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   -- Parse --
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   -----------
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   procedure Parse
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     (In_Tree           : Project_Tree_Ref;
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      Project           : out Project_Id;
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      Project_File_Name : String;
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      Packages_To_Check : String_List_Access := All_Packages;
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      Flags             : Processing_Flags;
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      Reset_Tree        : Boolean := True;
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      In_Node_Tree      : Prj.Tree.Project_Node_Tree_Ref := null)
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   is
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      Project_Node            : Project_Node_Id := Empty_Node;
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      The_Project             : Project_Id      := No_Project;
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      Success                 : Boolean         := True;
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      Current_Dir             : constant String := Get_Current_Dir;
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      Project_Node_Tree       : Prj.Tree.Project_Node_Tree_Ref := In_Node_Tree;
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      Automatically_Generated : Boolean;
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      Config_File_Path        : String_Access;
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   begin
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      if Project_Node_Tree = null then
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         Project_Node_Tree := new Project_Node_Tree_Data;
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         Prj.Tree.Initialize (Project_Node_Tree);
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      end if;
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      --  Parse the main project file into a tree
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      Sinput.P.Reset_First;
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      Prj.Part.Parse
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        (In_Tree                => Project_Node_Tree,
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         Project                => Project_Node,
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         Project_File_Name      => Project_File_Name,
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         Always_Errout_Finalize => False,
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         Packages_To_Check      => Packages_To_Check,
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         Current_Directory      => Current_Dir,
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         Flags                  => Flags,
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         Is_Config_File         => False);
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      --  If there were no error, process the tree
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      if Project_Node /= Empty_Node then
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         begin
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            --  No config file should be read from the disk for gnatmake.
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            --  However, we will simulate one that only contains the
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            --  default GNAT naming scheme.
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            Process_Project_And_Apply_Config
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              (Main_Project               => The_Project,
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               User_Project_Node          => Project_Node,
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               Config_File_Name           => "",
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               Autoconf_Specified         => False,
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               Project_Tree               => In_Tree,
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               Project_Node_Tree          => Project_Node_Tree,
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               Packages_To_Check          => null,
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               Allow_Automatic_Generation => False,
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               Automatically_Generated    => Automatically_Generated,
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               Config_File_Path           => Config_File_Path,
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               Flags                      => Flags,
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               Normalized_Hostname        => "",
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               On_Load_Config             =>
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                 Add_Default_GNAT_Naming_Scheme'Access,
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               Reset_Tree                 => Reset_Tree);
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            Success := The_Project /= No_Project;
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         exception
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            when Invalid_Config =>
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               Success := False;
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         end;
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         Prj.Err.Finalize;
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         if not Success then
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            The_Project := No_Project;
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         end if;
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      end if;
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      Project := The_Project;
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      --  ??? Should free the project_node_tree, no longer useful
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   exception
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      when X : others =>
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         --  Internal error
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         Write_Line (Exception_Information (X));
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         Write_Str  ("Exception ");
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         Write_Str  (Exception_Name (X));
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         Write_Line (" raised, while processing project file");
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         Project := No_Project;
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   end Parse;
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   -------------------
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   -- Set_Verbosity --
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   -------------------
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   procedure Set_Verbosity (To : Verbosity) is
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   begin
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      Current_Verbosity := To;
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   end Set_Verbosity;
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end Prj.Pars;

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