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+------------------------------------------------------------------------------
+-- --
+-- GNAT COMPILER COMPONENTS --
+-- --
+-- A D A B K E N D --
+-- --
+-- S p e c --
+-- --
+-- Copyright (C) 1992-2012, Free Software Foundation, Inc. --
+-- --
+-- GNAT is free software; you can redistribute it and/or modify it under --
+-- terms of the GNU General Public License as published by the Free Soft- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
+-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
+-- for more details. You should have received a copy of the GNU General --
+-- Public License distributed with GNAT; see file COPYING3. If not, go to --
+-- http://www.gnu.org/licenses for a complete copy of the license. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
+-- --
+------------------------------------------------------------------------------
+
+-- Generic package implementing the common parts of back_end.adb for back ends
+-- written in Ada, thereby reducing code duplication.
+
+with Types;
+
+generic
+ Product_Name : String;
+ Copyright_Years : String;
+
+ with procedure Driver (Root : Types.Node_Id);
+ -- Main driver procedure for back end
+
+ with function Is_Back_End_Switch (Switch : String) return Boolean;
+ -- Back-end specific function to determine validity of switches
+
+package Adabkend is
+
+ procedure Call_Back_End;
+ -- Call back end, i.e. make call to the Driver passing the root
+ -- node for this compilation unit.
+
+ procedure Scan_Compiler_Arguments;
+ -- Acquires command-line parameters passed to the compiler and processes
+ -- them. Calls Scan_Front_End_Switches for any front-end switches
+ -- encountered. See spec of Back_End for more details.
+
+end Adabkend;