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------------------------------------------------------------------------------

--                                                                          --

--                         GNAT COMPILER COMPONENTS                         --

--                                                                          --

--                    M L I B . T G T . S P E C I F I C                     --

--                            (Windows Version)                             --

--                                                                          --

--                                 B o d y                                  --

--                                                                          --

--          Copyright (C) 2002-2010, Free Software Foundation, 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 3,  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 COPYING3.  If not, go to --

-- http://www.gnu.org/licenses for a complete copy of the license.          --

--                                                                          --

-- GNAT was originally developed  by the GNAT team at  New York University. --

-- Extensive contributions were provided by Ada Core Technologies Inc.      --

--                                                                          --

------------------------------------------------------------------------------

--  This is the Windows version of the body. Works only with GCC versions

--  supporting the "-shared" option.

with Opt;

with Output; use Output;

with MLib.Fil;

with MLib.Utl;

package body MLib.Tgt.Specific is

   package Files renames MLib.Fil;

   package Tools renames MLib.Utl;

   --  Non default subprograms

   procedure Build_Dynamic_Library

     (Ofiles       : Argument_List;

      Options      : Argument_List;

      Interfaces   : Argument_List;

      Lib_Filename : String;

      Lib_Dir      : String;

      Symbol_Data  : Symbol_Record;

      Driver_Name  : Name_Id := No_Name;

      Lib_Version  : String  := "";

      Auto_Init    : Boolean := False);

   function DLL_Ext return String;

   function DLL_Prefix return String;

   function Is_Archive_Ext (Ext : String) return Boolean;

   function Library_Major_Minor_Id_Supported return Boolean;

   function PIC_Option return String;

   Shared_Libgcc : aliased String := "-shared-libgcc";

   Shared_Libgcc_Switch : constant Argument_List :=

                            (1 => Shared_Libgcc'Access);

   ---------------------------

   -- Build_Dynamic_Library --

   ---------------------------

   procedure Build_Dynamic_Library

     (Ofiles       : Argument_List;

      Options      : Argument_List;

      Interfaces   : Argument_List;

      Lib_Filename : String;

      Lib_Dir      : String;

      Symbol_Data  : Symbol_Record;

      Driver_Name  : Name_Id := No_Name;

      Lib_Version  : String  := "";

      Auto_Init    : Boolean := False)

   is

      pragma Unreferenced (Symbol_Data);

      pragma Unreferenced (Interfaces);

      pragma Unreferenced (Lib_Version);

      pragma Unreferenced (Auto_Init);

      Lib_File : constant String :=

                   Lib_Dir & Directory_Separator &

                   DLL_Prefix & Files.Append_To (Lib_Filename, DLL_Ext);

   --  Start of processing for Build_Dynamic_Library

   begin

      if Opt.Verbose_Mode then

         Write_Str ("building relocatable shared library ");

         Write_Line (Lib_File);

      end if;

      Tools.Gcc

        (Output_File => Lib_File,

         Objects     => Ofiles,

         Options     => Shared_Libgcc_Switch,

         Options_2   => Options,

         Driver_Name => Driver_Name);

   end Build_Dynamic_Library;

   -------------

   -- DLL_Ext --

   -------------

   function DLL_Ext return String is

   begin

      return "dll";

   end DLL_Ext;

   ----------------

   -- DLL_Prefix --

   ----------------

   function DLL_Prefix return String is

   begin

      return "lib";

   end DLL_Prefix;

   --------------------

   -- Is_Archive_Ext --

   --------------------

   function Is_Archive_Ext (Ext : String) return Boolean is

   begin

      return Ext = ".a" or else Ext = ".dll";

   end Is_Archive_Ext;

   --------------------------------------

   -- Library_Major_Minor_Id_Supported --

   --------------------------------------

   function Library_Major_Minor_Id_Supported return Boolean is

   begin

      return False;

   end Library_Major_Minor_Id_Supported;

   ----------------

   -- PIC_Option --

   ----------------

   function PIC_Option return String is

   begin

      return "";

   end PIC_Option;

begin

   Build_Dynamic_Library_Ptr := Build_Dynamic_Library'Access;

   DLL_Ext_Ptr               := DLL_Ext'Access;

   DLL_Prefix_Ptr            := DLL_Prefix'Access;

   Is_Archive_Ext_Ptr        := Is_Archive_Ext'Access;

   PIC_Option_Ptr            := PIC_Option'Access;

   Library_Major_Minor_Id_Supported_Ptr :=

                                Library_Major_Minor_Id_Supported'Access;

end MLib.Tgt.Specific;