| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- I N D E P S W -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 2004-2005, 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 2, 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 COPYING. If not, write -- |
| -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- |
| -- Boston, MA 02110-1301, USA. -- |
| -- -- |
| -- As a special exception, if other files instantiate generics from this -- |
| -- unit, or you link this unit with other files to produce an executable, -- |
| -- this unit does not by itself cause the resulting executable to be -- |
| -- covered by the GNU General Public License. This exception does not -- |
| -- however invalidate any other reasons why the executable file might be -- |
| -- covered by the GNU Public License. -- |
| -- -- |
| -- 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 GNAT.OS_Lib; use GNAT.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; |