New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45952 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 125 insertions, 0 deletions

diff --git a/gcc/ada/mlib-fil.adb b/gcc/ada/mlib-fil.adb
new file mode 100644
index 00000000000..eac9c1deb03
--- /dev/null
+++ b/gcc/ada/mlib-fil.adb
@@ -0,0 +1,125 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                            M L I B . F I L                               --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--                            $Revision: 1.2 $
+--                                                                          --
+--              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;