1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001-2007, AdaCore --
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 3, 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 COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
26 -- This package provides a set of routines to deal with file extensions
28 with Ada.Strings.Fixed;
31 package body MLib.Fil is
35 package Target renames MLib.Tgt;
43 Ext : String) return String
46 if Ext'Length = 0 then
49 elsif Filename (Filename'Last) = '.' then
50 if Ext (Ext'First) = '.' then
51 return Filename & Ext (Ext'First + 1 .. Ext'Last);
54 return Filename & Ext;
58 if Ext (Ext'First) = '.' then
59 return Filename & Ext;
62 return Filename & '.' & Ext;
73 New_Ext : String := "") return String
77 J : constant Natural :=
78 Index (Source => Filename,
80 Going => Strings.Backward);
87 return Filename & "." & New_Ext;
92 return Head (Filename, J - 1);
94 return Head (Filename, J - 1) & '.' & New_Ext;
103 function Get_Ext (Filename : String) return String is
106 J : constant Natural :=
107 Index (Source => Filename,
109 Going => Strings.Backward);
115 return Filename (J .. Filename'Last);
123 function Is_Archive (Filename : String) return Boolean is
124 Ext : constant String := Get_Ext (Filename);
126 return Target.Is_Archive_Ext (Ext);
133 function Is_C (Filename : String) return Boolean is
134 Ext : constant String := Get_Ext (Filename);
136 return Target.Is_C_Ext (Ext);
143 function Is_Obj (Filename : String) return Boolean is
144 Ext : constant String := Get_Ext (Filename);
146 return Target.Is_Object_Ext (Ext);