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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- I N D E P S W --
-- --
-- S p e c --
-- --
-- Copyright (C) 2004-2018, 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. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- GNATLINK platform-independent switches
-- Used to convert GNAT switches to their platform-dependent switch
-- equivalent for the underlying linker.
with System.OS_Lib; use System.OS_Lib;
package Indepsw is
type Switch_Kind is
-- Independent switches currently supported
(Map_File);
-- Produce a map file. The path name of the map file to produce
-- is given as an argument.
procedure Convert
(Switch : Switch_Kind;
Argument : String;
To : out String_List_Access);
-- Convert Switch to the platform-dependent linker switch (with or without
-- additional arguments) To. Issue a warning if Switch is not supported
-- for the platform; in this case, To is set to null.
function Is_Supported (Switch : Switch_Kind) return Boolean;
-- Return True for each independent switch supported by the platform
private
-- Default warning messages when the switches are not supported by the
-- implementation. These are in the spec so that the platform specific
-- bodies do not need to redefine them.
Map_File_Not_Supported : aliased String :=
"the underlying linker does not allow the output of a map file";
No_Support_For : constant array (Switch_Kind) of String_Access :=
(Map_File => Map_File_Not_Supported'Access);
-- All implementations of procedure Convert should include a case
-- statements with a "when others =>" choice that output the default
-- warning message:
-- case Switch is
-- when ... =>
-- ...
-- when others =>
-- Write_Str ("warning: ");
-- Write_Line (No_Support_For (Switch).all);
-- To := null;
-- end case;
end Indepsw;
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