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77 lines
3.6 KiB
Ada
77 lines
3.6 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- I N D E P S W --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2004-2020, 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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-- GNATLINK platform-independent switches
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-- Used to convert GNAT switches to their platform-dependent switch
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-- equivalent for the underlying linker.
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with System.OS_Lib; use System.OS_Lib;
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package Indepsw is
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type Switch_Kind is
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-- Independent switches currently supported
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(Map_File);
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-- Produce a map file. The path name of the map file to produce
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-- is given as an argument.
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procedure Convert
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(Switch : Switch_Kind;
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Argument : String;
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To : out String_List_Access);
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-- Convert Switch to the platform-dependent linker switch (with or without
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-- additional arguments) To. Issue a warning if Switch is not supported
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-- for the platform; in this case, To is set to null.
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function Is_Supported (Switch : Switch_Kind) return Boolean;
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-- Return True for each independent switch supported by the platform
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private
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-- Default warning messages when the switches are not supported by the
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-- implementation. These are in the spec so that the platform specific
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-- bodies do not need to redefine them.
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Map_File_Not_Supported : aliased String :=
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"the underlying linker does not allow the output of a map file";
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No_Support_For : constant array (Switch_Kind) of String_Access :=
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(Map_File => Map_File_Not_Supported'Access);
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-- All implementations of procedure Convert should include a case
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-- statements with a "when others =>" choice that output the default
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-- warning message:
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-- case Switch is
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-- when ... =>
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-- ...
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-- when others =>
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-- Write_Str ("warning: ");
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-- Write_Line (No_Support_For (Switch).all);
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-- To := null;
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-- end case;
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end Indepsw;
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