gcc/ada/prj-attr.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                             P R J . A T T R                              --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --             Copyright (C) 2001-2002 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 --  This package defines allowed packages and attributes in GNAT project files
  28
  29 with Types; use Types;
  30 with Table;
  31
  32 package Prj.Attr is
  33
  34    --  Define the allowed attributes
  35
  36    --  All these declarations are uncommented, they all need comments ???
  37
  38    Attributes_Initial   : constant := 50;
  39    Attributes_Increment : constant := 50;
  40
  41    Attribute_Node_Low_Bound  : constant := 0;
  42    Attribute_Node_High_Bound : constant := 099_999_999;
  43
  44    type Attribute_Node_Id is
  45      range Attribute_Node_Low_Bound .. Attribute_Node_High_Bound;
  46
  47    First_Attribute_Node_Id : constant Attribute_Node_Id :=
  48                                Attribute_Node_Low_Bound + 1;
  49
  50    Empty_Attribute : constant Attribute_Node_Id :=
  51                        Attribute_Node_Low_Bound;
  52
  53    type Attribute_Kind is
  54      (Single,
  55       Associative_Array,
  56       Case_Insensitive_Associative_Array);
  57
  58    type Attribute_Record is record
  59       Name     : Name_Id;
  60       Kind_1   : Variable_Kind;
  61       Kind_2   : Attribute_Kind;
  62       Next     : Attribute_Node_Id;
  63    end record;
  64
  65    package Attributes is
  66       new Table.Table (Table_Component_Type => Attribute_Record,
  67                        Table_Index_Type     => Attribute_Node_Id,
  68                        Table_Low_Bound      => First_Attribute_Node_Id,
  69                        Table_Initial        => Attributes_Initial,
  70                        Table_Increment      => Attributes_Increment,
  71                        Table_Name           => "Prj.Attr.Attributes");
  72
  73    Attribute_First : constant Attribute_Node_Id := First_Attribute_Node_Id;
  74
  75    --  Define the allowed packages
  76
  77    Packages_Initial   : constant := 10;
  78    Packages_Increment : constant := 50;
  79
  80    Package_Node_Low_Bound  : constant := 0;
  81    Package_Node_High_Bound : constant := 099_999_999;
  82
  83    type Package_Node_Id is
  84      range Package_Node_Low_Bound .. Package_Node_High_Bound;
  85
  86    First_Package_Node_Id : constant Package_Node_Id :=
  87                              Package_Node_Low_Bound + 1;
  88
  89    Empty_Package : constant Package_Node_Id := Package_Node_Low_Bound;
  90
  91    type Package_Record is record
  92       Name            : Name_Id;
  93       First_Attribute : Attribute_Node_Id;
  94    end record;
  95
  96    package Package_Attributes is
  97       new Table.Table (Table_Component_Type => Package_Record,
  98                        Table_Index_Type     => Package_Node_Id,
  99                        Table_Low_Bound      => First_Package_Node_Id,
 100                        Table_Initial        => Packages_Initial,
 101                        Table_Increment      => Packages_Increment,
 102                        Table_Name           => "Prj.Attr.Packages");
 103
 104    Package_First : constant Package_Node_Id := First_Package_Node_Id;
 105
 106    procedure Initialize;
 107    --  Initialize the two tables above (Attributes and Package_Attributes).
 108    --  This procedure should be called by Prj.Initialize.
 109
 110 end Prj.Attr;