gcc/ada/binde.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                                B I N D E                                 --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2018, 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 --  This package contains the routine that determines library-level elaboration
  27 --  order.
  28
  29 with ALI;   use ALI;
  30 with Namet; use Namet;
  31 with Types; use Types;
  32
  33 with GNAT.Dynamic_Tables;
  34
  35 package Binde is
  36
  37    package Unit_Id_Tables is new GNAT.Dynamic_Tables
  38      (Table_Component_Type => Unit_Id,
  39       Table_Index_Type     => Nat,
  40       Table_Low_Bound      => 1,
  41       Table_Initial        => 500,
  42       Table_Increment      => 200);
  43    use Unit_Id_Tables;
  44
  45    subtype Unit_Id_Table is Unit_Id_Tables.Instance;
  46    subtype Unit_Id_Array is Unit_Id_Tables.Table_Type;
  47
  48    procedure Find_Elab_Order
  49      (Elab_Order          : out Unit_Id_Table;
  50       First_Main_Lib_File : File_Name_Type);
  51    --  Determine elaboration order.
  52    --
  53    --  The Elab_Order table records the chosen elaboration order. It is used by
  54    --  Gen_Elab_Calls to generate the sequence of elaboration calls. Note that
  55    --  units are included in this table even if they have no elaboration
  56    --  routine, since the table is also used to drive the generation of object
  57    --  files in the binder output. Gen_Elab_Calls skips any units that have no
  58    --  elaboration routine.
  59
  60 end Binde;