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 --                                                                          --
  10 --             Copyright (C) 2001 Free Software Foundation, Inc.            --
  11 --                                                                          --
  12 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  13 -- terms of the  GNU General Public License as published  by the Free Soft- --
  14 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  15 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  16 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  17 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  18 -- for  more details.  You should have  received  a copy of the GNU General --
  19 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  20 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  21 -- MA 02111-1307, USA.                                                      --
  22 --                                                                          --
  23 -- GNAT was originally developed  by the GNAT team at  New York University. --
  24 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  25 --                                                                          --
  26 ------------------------------------------------------------------------------
  27
  28 --  This package defines allowed packages and attributes in GNAT project files
  29
  30 with Types; use Types;
  31 with Table;
  32
  33 package Prj.Attr is
  34
  35    --  Define the allowed attributes
  36
  37    --  All these declarations are uncommented, they all need comments ???
  38
  39    Attributes_Initial   : constant := 50;
  40    Attributes_Increment : constant := 50;
  41
  42    Attribute_Node_Low_Bound  : constant := 0;
  43    Attribute_Node_High_Bound : constant := 099_999_999;
  44
  45    type Attribute_Node_Id is
  46      range Attribute_Node_Low_Bound .. Attribute_Node_High_Bound;
  47
  48    First_Attribute_Node_Id : constant Attribute_Node_Id :=
  49                                Attribute_Node_Low_Bound;
  50
  51    Empty_Attribute : constant Attribute_Node_Id :=
  52                        Attribute_Node_Low_Bound;
  53
  54    type Attribute_Kind is
  55      (Single,
  56       Associative_Array,
  57       Case_Insensitive_Associative_Array);
  58
  59    type Attribute_Record is record
  60       Name     : Name_Id;
  61       Kind_1   : Variable_Kind;
  62       Kind_2   : Attribute_Kind;
  63       Next     : Attribute_Node_Id;
  64    end record;
  65
  66    package Attributes is
  67       new Table.Table (Table_Component_Type => Attribute_Record,
  68                        Table_Index_Type     => Attribute_Node_Id,
  69                        Table_Low_Bound      => First_Attribute_Node_Id,
  70                        Table_Initial        => Attributes_Initial,
  71                        Table_Increment      => Attributes_Increment,
  72                        Table_Name           => "Prj.Attr.Attributes");
  73
  74    Attribute_First : constant Attribute_Node_Id := First_Attribute_Node_Id + 1;
  75
  76    --  Define the allowed packages
  77
  78    Packages_Initial   : constant := 10;
  79    Packages_Increment : constant := 10;
  80
  81    Package_Node_Low_Bound  : constant := 0;
  82    Package_Node_High_Bound : constant := 099_999_999;
  83
  84    type Package_Node_Id is
  85      range Package_Node_Low_Bound .. Package_Node_High_Bound;
  86
  87    First_Package_Node_Id : constant Package_Node_Id :=
  88                              Package_Node_Low_Bound;
  89
  90    Empty_Package : constant Package_Node_Id := Package_Node_Low_Bound;
  91
  92    type Package_Record is record
  93       Name            : Name_Id;
  94       First_Attribute : Attribute_Node_Id;
  95    end record;
  96
  97    package Package_Attributes is
  98       new Table.Table (Table_Component_Type => Package_Record,
  99                        Table_Index_Type     => Package_Node_Id,
 100                        Table_Low_Bound      => First_Package_Node_Id,
 101                        Table_Initial        => Packages_Initial,
 102                        Table_Increment      => Packages_Increment,
 103                        Table_Name           => "Prj.Attr.Packages");
 104
 105    Package_First : constant Package_Node_Id := Package_Node_Low_Bound + 1;
 106
 107    procedure Initialize;
 108    --  Initialize the two tables above (Attributes and Package_Attributes).
 109    --  This procedure should be called by Prj.Initialize.
 110
 111 end Prj.Attr;