gcc/ada/prj-pars.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             P R J . P A R S                              --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --             Copyright (C) 2001-2004 Free Software Foundation, Inc.       --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- GNAT was originally developed  by the GNAT team at  New York University. --
  23 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  24 --                                                                          --
  25 ------------------------------------------------------------------------------
  26
  27 with Ada.Exceptions; use Ada.Exceptions;
  28
  29 with Opt;
  30 with Output;   use Output;
  31 with Prj.Com;  use Prj.Com;
  32 with Prj.Err;  use Prj.Err;
  33 with Prj.Part;
  34 with Prj.Proc;
  35 with Prj.Tree; use Prj.Tree;
  36
  37 package body Prj.Pars is
  38
  39    -----------
  40    -- Parse --
  41    -----------
  42
  43    procedure Parse
  44      (Project           : out Project_Id;
  45       Project_File_Name : String;
  46       Packages_To_Check : String_List_Access := All_Packages;
  47       Process_Languages : Languages_Processed := Ada_Language)
  48    is
  49       Project_Tree      : Project_Node_Id := Empty_Node;
  50       The_Project       : Project_Id      := No_Project;
  51       Success           : Boolean         := True;
  52
  53    begin
  54       --  Parse the main project file into a tree
  55
  56       Prj.Part.Parse
  57         (Project                => Project_Tree,
  58          Project_File_Name      => Project_File_Name,
  59          Always_Errout_Finalize => False,
  60          Packages_To_Check      => Packages_To_Check);
  61
  62       --  If there were no error, process the tree
  63
  64       if Project_Tree /= Empty_Node then
  65          Prj.Proc.Process
  66            (Project           => The_Project,
  67             Success           => Success,
  68             From_Project_Node => Project_Tree,
  69             Report_Error      => null,
  70             Process_Languages => Process_Languages,
  71             Follow_Links      => Opt.Follow_Links);
  72          Prj.Err.Finalize;
  73
  74          if not Success then
  75             The_Project := No_Project;
  76          end if;
  77       end if;
  78
  79       Project := The_Project;
  80
  81    exception
  82       when X : others =>
  83
  84          --  Internal error
  85
  86          Write_Line (Exception_Information (X));
  87          Write_Str  ("Exception ");
  88          Write_Str  (Exception_Name (X));
  89          Write_Line (" raised, while processing project file");
  90          Project := No_Project;
  91    end Parse;
  92
  93    -------------------
  94    -- Set_Verbosity --
  95    -------------------
  96
  97    procedure Set_Verbosity (To : in Verbosity) is
  98    begin
  99       Current_Verbosity := To;
 100    end Set_Verbosity;
 101
 102 end Prj.Pars;