1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 2001-2006, 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 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, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, 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 provides a set of routines to deal with file extensions
29 with Ada.Strings.Fixed;
32 package body MLib.Fil is
36 package Target renames MLib.Tgt;
44 Ext : String) return String
47 if Ext'Length = 0 then
50 elsif Filename (Filename'Last) = '.' then
51 if Ext (Ext'First) = '.' then
52 return Filename & Ext (Ext'First + 1 .. Ext'Last);
55 return Filename & Ext;
59 if Ext (Ext'First) = '.' then
60 return Filename & Ext;
63 return Filename & '.' & Ext;
74 New_Ext : String := "") return String
78 J : constant Natural :=
79 Index (Source => Filename,
81 Going => Strings.Backward);
88 return Filename & "." & New_Ext;
93 return Head (Filename, J - 1);
95 return Head (Filename, J - 1) & '.' & New_Ext;
104 function Get_Ext (Filename : String) return String is
107 J : constant Natural :=
108 Index (Source => Filename,
110 Going => Strings.Backward);
116 return Filename (J .. Filename'Last);
124 function Is_Archive (Filename : String) return Boolean is
125 Ext : constant String := Get_Ext (Filename);
127 return Target.Is_Archive_Ext (Ext);
134 function Is_C (Filename : String) return Boolean is
135 Ext : constant String := Get_Ext (Filename);
137 return Target.Is_C_Ext (Ext);
144 function Is_Obj (Filename : String) return Boolean is
145 Ext : constant String := Get_Ext (Filename);
147 return Target.Is_Object_Ext (Ext);