gcc/ada/prj-part.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                              P R J . P A R T                             --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 2000-2007, 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 3,  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 COPYING3.  If not, go to --
  19 -- http://www.gnu.org/licenses for a complete copy of the license.          --
  20 --                                                                          --
  21 -- GNAT was originally developed  by the GNAT team at  New York University. --
  22 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  23 --                                                                          --
  24 ------------------------------------------------------------------------------
  25
  26 --  Implements the parsing of project files into a tree
  27
  28 with Prj.Tree;  use Prj.Tree;
  29
  30 package Prj.Part is
  31
  32    procedure Parse
  33      (In_Tree                : Project_Node_Tree_Ref;
  34       Project                : out Project_Node_Id;
  35       Project_File_Name      : String;
  36       Always_Errout_Finalize : Boolean;
  37       Packages_To_Check      : String_List_Access := All_Packages;
  38       Store_Comments         : Boolean := False);
  39    --  Parse project file and all its imported project files and create a tree.
  40    --  Return the node for the project (or Empty_Node if parsing failed). If
  41    --  Always_Errout_Finalize is True, Errout.Finalize is called in all cases,
  42    --  Otherwise, Errout.Finalize is only called if there are errors (but not
  43    --  if there are only warnings). Packages_To_Check indicates the packages
  44    --  where any unknown attribute produces an error. For other packages, an
  45    --  unknown attribute produces a warning. When Store_Comments is True,
  46    --  comments are stored in the parse tree.
  47
  48    type Extension_Origin is (None, Extending_Simple, Extending_All);
  49    --  Type of parameter From_Extended for procedures Parse_Single_Project and
  50    --  Post_Parse_Context_Clause. Extending_All means that we are parsing the
  51    --  tree rooted at an extending all project.
  52
  53    procedure Parse_Single_Project
  54      (In_Tree           : Project_Node_Tree_Ref;
  55       Project           : out Project_Node_Id;
  56       Extends_All       : out Boolean;
  57       Path_Name         : String;
  58       Extended          : Boolean;
  59       From_Extended     : Extension_Origin;
  60       In_Limited        : Boolean;
  61       Packages_To_Check : String_List_Access;
  62       Depth             : Natural);
  63    --  Parse a project file.
  64    --  Recursive procedure: it calls itself for imported and extended
  65    --  projects. When From_Extended is not None, if the project has already
  66    --  been parsed and is an extended project A, return the ultimate
  67    --  (not extended) project that extends A. When In_Limited is True,
  68    --  the importing path includes at least one "limited with".
  69    --  When parsing configuration projects, do not allow a depth > 1.
  70
  71 end Prj.Part;