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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- M L I B . T G T . S P E C I F I C --
-- (HP-UX Version) --
-- --
-- B o d y --
-- --
-- Copyright (C) 2003-2007, AdaCore --
-- --
-- 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, 51 Franklin Street, Fifth Floor, --
-- Boston, MA 02110-1301, USA. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- This is the HP-UX version of the body
with MLib.Fil;
with MLib.Utl;
with Opt;
with Output; use Output;
with System;
package body MLib.Tgt.Specific is
-- Non default subprograms
procedure Build_Dynamic_Library
(Ofiles : Argument_List;
Foreign : Argument_List;
Afiles : Argument_List;
Options : Argument_List;
Options_2 : 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 Is_Archive_Ext (Ext : String) return Boolean;
---------------------------
-- Build_Dynamic_Library --
---------------------------
procedure Build_Dynamic_Library
(Ofiles : Argument_List;
Foreign : Argument_List;
Afiles : Argument_List;
Options : Argument_List;
Options_2 : 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 (Foreign);
pragma Unreferenced (Afiles);
pragma Unreferenced (Interfaces);
pragma Unreferenced (Symbol_Data);
pragma Unreferenced (Auto_Init);
Lib_File : constant String :=
Lib_Dir & Directory_Separator & "lib" &
MLib.Fil.Append_To (Lib_Filename, DLL_Ext);
Version_Arg : String_Access;
Symbolic_Link_Needed : Boolean := False;
Common_Options : constant Argument_List :=
Options & new String'(PIC_Option);
-- Common set of options to the gcc command performing the link.
-- On HPUX, this command eventually resorts to collect2, which may
-- generate a C file and compile it on the fly. This compilation shall
-- also generate position independant code for the final link to
-- succeed.
begin
if Opt.Verbose_Mode then
Write_Str ("building relocatable shared library ");
Write_Line (Lib_File);
end if;
if Lib_Version = "" then
MLib.Utl.Gcc
(Output_File => Lib_File,
Objects => Ofiles,
Options => Common_Options,
Options_2 => Options_2,
Driver_Name => Driver_Name);
else
Version_Arg := new String'("-Wl,+h," & Lib_Version);
if Is_Absolute_Path (Lib_Version) then
MLib.Utl.Gcc
(Output_File => Lib_Version,
Objects => Ofiles,
Options => Common_Options & Version_Arg,
Options_2 => Options_2,
Driver_Name => Driver_Name);
Symbolic_Link_Needed := Lib_Version /= Lib_File;
else
MLib.Utl.Gcc
(Output_File => Lib_Dir & Directory_Separator & Lib_Version,
Objects => Ofiles,
Options => Common_Options & Version_Arg,
Options_2 => Options_2,
Driver_Name => Driver_Name);
Symbolic_Link_Needed :=
Lib_Dir & Directory_Separator & Lib_Version /= Lib_File;
end if;
if Symbolic_Link_Needed then
declare
Success : Boolean;
Oldpath : String (1 .. Lib_Version'Length + 1);
Newpath : String (1 .. Lib_File'Length + 1);
Result : Integer;
pragma Unreferenced (Result);
function Symlink
(Oldpath : System.Address;
Newpath : System.Address) return Integer;
pragma Import (C, Symlink, "__gnat_symlink");
begin
Oldpath (1 .. Lib_Version'Length) := Lib_Version;
Oldpath (Oldpath'Last) := ASCII.NUL;
Newpath (1 .. Lib_File'Length) := Lib_File;
Newpath (Newpath'Last) := ASCII.NUL;
Delete_File (Lib_File, Success);
Result := Symlink (Oldpath'Address, Newpath'Address);
end;
end if;
end if;
end Build_Dynamic_Library;
-------------
-- DLL_Ext --
-------------
function DLL_Ext return String is
begin
return "sl";
end DLL_Ext;
--------------------
-- Is_Archive_Ext --
--------------------
function Is_Archive_Ext (Ext : String) return Boolean is
begin
return Ext = ".a" or else Ext = ".so";
end Is_Archive_Ext;
begin
Build_Dynamic_Library_Ptr := Build_Dynamic_Library'Access;
DLL_Ext_Ptr := DLL_Ext'Access;
Is_Archive_Ext_Ptr := Is_Archive_Ext'Access;
end MLib.Tgt.Specific;
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