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|---|---|---|
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1 | ------------------------------------------------------------------------------ |
| 2 | -- -- | |
| 3 | -- GNAT COMPILER COMPONENTS -- | |
| 4 | -- -- | |
| 5 | -- I N D E P S W -- | |
| 6 | -- -- | |
| 7 | -- S p e c -- | |
| 8 | -- -- | |
| 8d0d46f4 | 9 | -- Copyright (C) 2004-2021, Free Software Foundation, Inc. -- |
| 5d09245e AC |
10 | -- -- |
| 11 | -- GNAT is free software; you can redistribute it and/or modify it under -- | |
| 12 | -- terms of the GNU General Public License as published by the Free Soft- -- | |
| 748086b7 | 13 | -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| 5d09245e AC |
14 | -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| 15 | -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- | |
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16 | -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- |
| 17 | -- for more details. You should have received a copy of the GNU General -- | |
| 18 | -- Public License distributed with GNAT; see file COPYING3. If not, go to -- | |
| 19 | -- http://www.gnu.org/licenses for a complete copy of the license. -- | |
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20 | -- -- |
| 21 | -- GNAT was originally developed by the GNAT team at New York University. -- | |
| 22 | -- Extensive contributions were provided by Ada Core Technologies Inc. -- | |
| 23 | -- -- | |
| 24 | ------------------------------------------------------------------------------ | |
| 25 | ||
| 26 | -- GNATLINK platform-independent switches | |
| 27 | ||
| 28 | -- Used to convert GNAT switches to their platform-dependent switch | |
| 29 | -- equivalent for the underlying linker. | |
| 30 | ||
| 30681738 | 31 | with System.OS_Lib; use System.OS_Lib; |
| 5d09245e AC |
32 | |
| 33 | package Indepsw is | |
| 34 | ||
| 35 | type Switch_Kind is | |
| 36 | -- Independent switches currently supported | |
| 37 | ||
| 38 | (Map_File); | |
| 39 | -- Produce a map file. The path name of the map file to produce | |
| 40 | -- is given as an argument. | |
| 41 | ||
| 42 | procedure Convert | |
| 43 | (Switch : Switch_Kind; | |
| 44 | Argument : String; | |
| 45 | To : out String_List_Access); | |
| 46 | -- Convert Switch to the platform-dependent linker switch (with or without | |
| 47 | -- additional arguments) To. Issue a warning if Switch is not supported | |
| 48 | -- for the platform; in this case, To is set to null. | |
| 49 | ||
| 50 | function Is_Supported (Switch : Switch_Kind) return Boolean; | |
| 9de61fcb | 51 | -- Return True for each independent switch supported by the platform |
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52 | |
| 53 | private | |
| 54 | -- Default warning messages when the switches are not supported by the | |
| 55 | -- implementation. These are in the spec so that the platform specific | |
| 56 | -- bodies do not need to redefine them. | |
| 57 | ||
| 58 | Map_File_Not_Supported : aliased String := | |
| 59 | "the underlying linker does not allow the output of a map file"; | |
| 60 | ||
| 61 | No_Support_For : constant array (Switch_Kind) of String_Access := | |
| 62 | (Map_File => Map_File_Not_Supported'Access); | |
| 63 | -- All implementations of procedure Convert should include a case | |
| 64 | -- statements with a "when others =>" choice that output the default | |
| 65 | -- warning message: | |
| 66 | ||
| 67 | -- case Switch is | |
| 68 | -- when ... => | |
| 69 | -- ... | |
| 70 | -- when others => | |
| 71 | -- Write_Str ("warning: "); | |
| 72 | -- Write_Line (No_Support_For (Switch).all); | |
| 73 | -- To := null; | |
| 74 | -- end case; | |
| 75 | ||
| 76 | end Indepsw; |