1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001, Free Software Foundation, Inc. --
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- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
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 --
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 COPYING. If not, write --
19 -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
20 -- MA 02111-1307, USA. --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
27 -- This package keeps two mappings: from unit names to file names,
28 -- and from file names to path names.
30 with Types
; use Types
;
34 procedure Initialize
(File_Name
: String);
35 -- Initialize the mappings from the mapping file File_Name.
36 -- If the mapping file is incorrect (non existent file, truncated file,
37 -- duplicate entries), output a warning and do not initialize the mappings.
38 -- Record the state of the mapping tables in case Update is called
41 function Mapped_Path_Name
(File
: File_Name_Type
) return File_Name_Type
;
42 -- Return the path name mapped to the file name File.
43 -- Return No_File if File is not mapped.
45 function Mapped_File_Name
(Unit
: Unit_Name_Type
) return File_Name_Type
;
46 -- Return the file name mapped to the unit name Unit.
47 -- Return No_File if Unit is not mapped.
49 procedure Add_To_File_Map
50 (Unit_Name
: Unit_Name_Type
;
51 File_Name
: File_Name_Type
;
52 Path_Name
: File_Name_Type
);
53 -- Add mapping of Unit_Name to File_Name and of File_Name to Path_Name
55 procedure Update_Mapping_File
(File_Name
: String);
56 -- If Add_To_File_Map has been called (after Initialize or any time
57 -- if Initialize has not been called), append the new entries to the
58 -- to the mapping file.
59 -- What is the significance of the parameter File_Name ???