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301 lines
7.0 KiB
ObjectPascal
301 lines
7.0 KiB
ObjectPascal
{
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$Id$
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Copyright (c) 1998 by Peter Vreman
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This unit implements an uniform import object
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************}
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unit import;
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interface
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uses
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cobjects;
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type
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pimported_item = ^timported_item;
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timported_item = object(tlinkedlist_item)
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ordnr : word;
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name,
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func : pstring;
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lab : pointer; { should be plabel, but this gaves problems with circular units }
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is_var : boolean;
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constructor init(const n,s : string;o : word);
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constructor init_var(const n,s : string);
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destructor done;virtual;
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end;
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pimportlist = ^timportlist;
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timportlist = object(tlinkedlist_item)
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dllname : pstring;
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imported_items : plinkedlist;
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constructor init(const n : string);
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destructor done;virtual;
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end;
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pimportlib=^timportlib;
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timportlib=object
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constructor Init;
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destructor Done;
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procedure preparelib(const s:string);virtual;
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procedure importprocedure(const func,module:string;index:longint;const name:string);virtual;
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procedure importvariable(const varname,module:string;const name:string);virtual;
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procedure generatelib;virtual;
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procedure generatesmartlib;virtual;
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end;
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var
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importlib : pimportlib;
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procedure InitImport;
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procedure DoneImport;
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implementation
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uses
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systems,verbose,globals
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{$ifdef i386}
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{$ifndef NOTARGETLINUX}
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,t_linux
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{$endif}
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{$ifndef NOTARGETOS2}
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,t_os2
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{$endif}
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{$ifndef NOTARGETWIN32}
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,t_win32
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{$endif}
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{$ifndef NOTARGETGO32V2}
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,t_go32v2
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{$endif}
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{$endif}
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{$ifdef m68k}
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{$ifndef NOTARGETLINUX}
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,t_linux
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{$endif}
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{$endif}
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{$ifdef powerpc}
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{$ifndef NOTARGETLINUX}
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,t_linux
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{$endif}
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{$endif}
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{$ifdef alpha}
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{$ifndef NOTARGETLINUX}
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,t_linux
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{$endif}
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{$endif}
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;
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{****************************************************************************
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Timported_item
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****************************************************************************}
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constructor timported_item.init(const n,s : string;o : word);
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begin
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inherited init;
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func:=stringdup(n);
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name:=stringdup(s);
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ordnr:=o;
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lab:=nil;
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is_var:=false;
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end;
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constructor timported_item.init_var(const n,s : string);
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begin
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inherited init;
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func:=stringdup(n);
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name:=stringdup(s);
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ordnr:=0;
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lab:=nil;
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is_var:=true;
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end;
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destructor timported_item.done;
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begin
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stringdispose(name);
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stringdispose(func);
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inherited done;
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end;
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{****************************************************************************
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TImportlist
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****************************************************************************}
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constructor timportlist.init(const n : string);
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begin
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inherited init;
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dllname:=stringdup(n);
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imported_items:=new(plinkedlist,init);
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end;
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destructor timportlist.done;
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begin
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dispose(imported_items,done);
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stringdispose(dllname);
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end;
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{****************************************************************************
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TImportLib
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****************************************************************************}
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constructor timportlib.Init;
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begin
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end;
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destructor timportlib.Done;
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begin
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end;
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procedure timportlib.preparelib(const s:string);
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begin
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Message(exec_e_dll_not_supported);
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end;
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procedure timportlib.importprocedure(const func,module:string;index:longint;const name:string);
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begin
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Message(exec_e_dll_not_supported);
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end;
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procedure timportlib.importvariable(const varname,module:string;const name:string);
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begin
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Message(exec_e_dll_not_supported);
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end;
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procedure timportlib.generatelib;
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begin
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Message(exec_e_dll_not_supported);
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end;
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procedure timportlib.generatesmartlib;
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begin
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Message(exec_e_dll_not_supported);
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end;
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procedure DoneImport;
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begin
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if assigned(importlib) then
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dispose(importlib,done);
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end;
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procedure InitImport;
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begin
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case target_info.target of
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{$ifdef i386}
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target_i386_Linux :
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importlib:=new(pimportliblinux,Init);
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target_i386_Win32 :
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importlib:=new(pimportlibwin32,Init);
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target_i386_OS2 :
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importlib:=new(pimportlibos2,Init);
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{$endif i386}
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{$ifdef m68k}
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target_m68k_Linux :
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importlib:=new(pimportliblinux,Init);
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{$endif m68k}
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{$ifdef alpha}
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target_alpha_Linux :
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importlib:=new(pimportliblinux,Init);
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{$endif alpha}
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{$ifdef powerpc}
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target_alpha_Linux :
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importlib:=new(pimportliblinux,Init);
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{$endif powerpc}
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else
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importlib:=new(pimportlib,Init);
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end;
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end;
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end.
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{
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$Log$
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Revision 1.15 1999-11-06 14:34:21 peter
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* truncated log to 20 revs
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Revision 1.14 1999/11/02 15:06:57 peter
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* import library fixes for win32
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* alignment works again
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Revision 1.13 1999/10/21 14:29:34 peter
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* redesigned linker object
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+ library support for linux (only procedures can be exported)
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Revision 1.12 1999/08/04 13:02:44 jonas
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* all tokens now start with an underscore
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* PowerPC compiles!!
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Revision 1.11 1999/08/03 13:50:16 michael
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+ Changes for alpha
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Revision 1.10 1999/05/17 14:33:01 pierre
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* func was not disposed in timported_item
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Revision 1.9 1998/11/28 16:20:50 peter
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+ support for dll variables
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Revision 1.8 1998/10/19 18:07:12 peter
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+ external dll_name name func support for linux
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Revision 1.7 1998/10/19 15:41:02 peter
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* better splitname to support glib-1.1.dll alike names
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Revision 1.6 1998/10/13 13:10:17 peter
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* new style for m68k/i386 infos and enums
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Revision 1.5 1998/10/06 17:16:51 pierre
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* some memory leaks fixed (thanks to Peter for heaptrc !)
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Revision 1.4 1998/09/30 12:16:47 peter
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* remove extension if one is specified
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Revision 1.3 1998/06/04 23:51:43 peter
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* m68k compiles
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+ .def file creation moved to gendef.pas so it could also be used
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for win32
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Revision 1.2 1998/04/27 23:10:28 peter
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+ new scanner
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* $makelib -> if smartlink
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* small filename fixes pmodule.setfilename
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* moved import from files.pas -> import.pas
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Revision 1.1.1.1 1998/03/25 11:18:12 root
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* Restored version
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Revision 1.3 1998/03/10 01:17:19 peter
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* all files have the same header
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* messages are fully implemented, EXTDEBUG uses Comment()
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+ AG... files for the Assembler generation
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Revision 1.2 1998/03/06 00:52:21 peter
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* replaced all old messages from errore.msg, only ExtDebug and some
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Comment() calls are left
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* fixed options.pas
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}
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