------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- M L I B . F I L -- -- -- -- B o d y -- -- -- -- -- -- Copyright (C) 2001, Ada Core Technologies, 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, 59 Temple Place - Suite 330, Boston, -- -- MA 02111-1307, USA. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- -- -- ------------------------------------------------------------------------------ -- This package provides a set of routines to deal with file extensions with Ada.Strings.Fixed; with MLib.Tgt; package body MLib.Fil is use Ada; package Target renames MLib.Tgt; ------------ -- Ext_To -- ------------ function Ext_To (Filename : String; New_Ext : String := "") return String is use Strings.Fixed; J : constant Natural := Index (Source => Filename, Pattern => ".", Going => Strings.Backward); begin if J = 0 then if New_Ext = "" then return Filename; else return Filename & "." & New_Ext; end if; else if New_Ext = "" then return Head (Filename, J - 1); else return Head (Filename, J - 1) & '.' & New_Ext; end if; end if; end Ext_To; ------------- -- Get_Ext -- ------------- function Get_Ext (Filename : in String) return String is use Strings.Fixed; J : constant Natural := Index (Source => Filename, Pattern => ".", Going => Strings.Backward); begin if J = 0 then return ""; else return Filename (J .. Filename'Last); end if; end Get_Ext; ---------------- -- Is_Archive -- ---------------- function Is_Archive (Filename : String) return Boolean is Ext : constant String := Get_Ext (Filename); begin return Target.Is_Archive_Ext (Ext); end Is_Archive; ---------- -- Is_C -- ---------- function Is_C (Filename : in String) return Boolean is Ext : constant String := Get_Ext (Filename); begin return Target.Is_C_Ext (Ext); end Is_C; ------------ -- Is_Obj -- ------------ function Is_Obj (Filename : in String) return Boolean is Ext : constant String := Get_Ext (Filename); begin return Target.Is_Object_Ext (Ext); end Is_Obj; end MLib.Fil;