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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- M L I B . T G T . S P E C I F I C --
-- (Darwin Version) --
-- --
-- B o d y --
-- --
-- Copyright (C) 2001-2008, 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 Darwin version of the body
with MLib; use MLib;
with MLib.Fil;
with MLib.Utl;
with Opt; use Opt;
with Output; use Output;
package body MLib.Tgt.Specific is
-- 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 Dynamic_Option return String;
function Is_Archive_Ext (Ext : String) return Boolean;
-- Local objects
Flat_Namespace : aliased String := "-Wl,-flat_namespace";
-- Instruct the linker to build the shared library as a flat
-- namespace image. The default is a two-level namespace image.
Shared_Libgcc : aliased String := "-shared-libgcc";
Shared_Options : constant Argument_List :=
(1 => Flat_Namespace'Access,
2 => 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 (Interfaces);
pragma Unreferenced (Symbol_Data);
pragma Unreferenced (Auto_Init);
Lib_File : constant String :=
"lib" & Fil.Append_To (Lib_Filename, DLL_Ext);
Lib_Path : constant String :=
Lib_Dir & Directory_Separator & Lib_File;
Symbolic_Link_Needed : Boolean := False;
begin
if Opt.Verbose_Mode then
Write_Str ("building relocatable shared library ");
Write_Line (Lib_File);
end if;
-- If specified, add automatic elaboration/finalization
if Lib_Version = "" then
Utl.Gcc
(Output_File => Lib_Path,
Objects => Ofiles,
Options => Options & Shared_Options,
Driver_Name => Driver_Name,
Options_2 => No_Argument_List);
else
declare
Maj_Version : constant String :=
Major_Id_Name (Lib_File, Lib_Version);
begin
if Is_Absolute_Path (Lib_Version) then
Utl.Gcc
(Output_File => Lib_Version,
Objects => Ofiles,
Options => Options & Shared_Options,
Driver_Name => Driver_Name,
Options_2 => No_Argument_List);
Symbolic_Link_Needed := Lib_Version /= Lib_Path;
else
Utl.Gcc
(Output_File => Lib_Dir & Directory_Separator & Lib_Version,
Objects => Ofiles,
Options => Options & Shared_Options,
Driver_Name => Driver_Name,
Options_2 => No_Argument_List);
Symbolic_Link_Needed :=
Lib_Dir & Directory_Separator & Lib_Version /= Lib_Path;
end if;
if Symbolic_Link_Needed then
Create_Sym_Links
(Lib_Path, Lib_Version, Lib_Dir, Maj_Version);
end if;
end;
end if;
end Build_Dynamic_Library;
-------------
-- DLL_Ext --
-------------
function DLL_Ext return String is
begin
return "dylib";
end DLL_Ext;
--------------------
-- Dynamic_Option --
--------------------
function Dynamic_Option return String is
begin
return "-dynamiclib";
end Dynamic_Option;
--------------------
-- Is_Archive_Ext --
--------------------
function Is_Archive_Ext (Ext : String) return Boolean is
begin
return Ext = ".dylib" or else Ext = ".a";
end Is_Archive_Ext;
begin
Build_Dynamic_Library_Ptr := Build_Dynamic_Library'Access;
DLL_Ext_Ptr := DLL_Ext'Access;
Dynamic_Option_Ptr := Dynamic_Option'Access;
Is_Archive_Ext_Ptr := Is_Archive_Ext'Access;
end MLib.Tgt.Specific;
|
