71 lines
3.2 KiB
Ada
71 lines
3.2 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- B I N D O --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2019-2020, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- The following unit contains the main entry point into the elaboration order
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-- mechanism. See the body for details.
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with ALI; use ALI;
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with Namet; use Namet;
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package Bindo is
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-- The following type represents the various phases of the elaboration
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-- order mechanism.
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type Elaboration_Phase is
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(Component_Discovery,
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Cycle_Diagnostics,
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Cycle_Discovery,
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Cycle_Validation,
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Elaboration_Order_Validation,
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Invocation_Graph_Construction,
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Invocation_Graph_Validation,
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Library_Graph_Augmentation,
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Library_Graph_Construction,
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Library_Graph_Elaboration,
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Library_Graph_Validation,
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Unit_Collection,
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Unit_Elaboration);
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-- The following type represents the various kinds of precedence between
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-- two items.
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type Precedence_Kind is
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(Lower_Precedence,
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Equal_Precedence,
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Higher_Precedence);
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procedure Find_Elaboration_Order
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(Order : out Unit_Id_Table;
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Main_Lib_File : File_Name_Type);
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-- Find an order of all units in the bind that need to be elaborated
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-- such that elaboration code flow, pragmas Elaborate, Elaborate_All,
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-- and Elaborate_Body, and with clause dependencies are all honoured.
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-- Main_Lib_File is the argument of the bind. If a satisfactory order
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-- exists, it is returned in Order, otherwise Unrecoverable_Error is
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-- raised.
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end Bindo;
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