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   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                              P R J . C O M                               --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2000 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 --  The following package declares data types for GNAT project.
  28 --  These data types are used in the bodies of the Prj hierarchy.
  29
  30 with GNAT.HTable;
  31 with Table;
  32 with Types; use Types;
  33
  34 package Prj.Com is
  35
  36    --  At one point, this package was private.
  37    --  It cannot be private, because it is used outside of
  38    --  the Prj hierarchy.
  39
  40    Tool_Name : Name_Id := No_Name;
  41
  42    Current_Verbosity : Verbosity := Default;
  43
  44    type Spec_Or_Body is
  45      (Specification, Body_Part);
  46
  47    type File_Name_Data is record
  48       Name         : Name_Id := No_Name;
  49       Path         : Name_Id := No_Name;
  50       Project      : Project_Id := No_Project;
  51       Needs_Pragma : Boolean := False;
  52    end record;
  53    --  File and Path name of a spec or body.
  54
  55    type File_Names_Data is array (Spec_Or_Body) of File_Name_Data;
  56
  57    type Unit_Id is new Nat;
  58    No_Unit : constant Unit_Id := 0;
  59    type Unit_Data is record
  60       Name       : Name_Id    := No_Name;
  61       File_Names : File_Names_Data;
  62    end record;
  63    --  File and Path names of a unit, with a reference to its
  64    --  GNAT Project File.
  65
  66    package Units is new Table.Table
  67      (Table_Component_Type => Unit_Data,
  68       Table_Index_Type     => Unit_Id,
  69       Table_Low_Bound      => 1,
  70       Table_Initial        => 100,
  71       Table_Increment      => 100,
  72       Table_Name           => "Prj.Com.Units");
  73
  74    type Header_Num is range 0 .. 2047;
  75
  76    function Hash is new GNAT.HTable.Hash (Header_Num => Header_Num);
  77
  78    function Hash (Name : Name_Id) return Header_Num;
  79
  80    function Hash (Name : String_Id) return Header_Num;
  81
  82    package Units_Htable is new GNAT.HTable.Simple_HTable
  83      (Header_Num => Header_Num,
  84       Element    => Unit_Id,
  85       No_Element => No_Unit,
  86       Key        => Name_Id,
  87       Hash       => Hash,
  88       Equal      => "=");
  89
  90 end Prj.Com;