DIGITAL Visual Fortran 6.0에서 만든 DLL 파일을 DELPHI 4.0

에서 호출할려고 하는 데 잘 안됩니다. 제가 한 소스는 아래에

첨부하였습니다. 꼭 도와주세요~.







Digital Visual Fortran Version 6.0 ( DLL Source, sample.dll )

^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

subroutine mul(a,b,c)

!DEC$ ATTRIBUTES stdcall:: mul

!DEC$ ATTRIBUTES value :: a

!DEC$ ATTRIBUTES REFERENCE :: b,c

INTEGER(4) a, b, c

a = b * c

end subroutine mul







Inprise Borland Delphi C/S Version 4.0 ( Main Source )

^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^



unit Unit1;



interface



uses

Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,

StdCtrls;



type

Tmain = class(TForm)

ButtonSolve: TButton;

EditNum1: TEdit;

EditNum2: TEdit;

EditAns: TEdit;

Label1: TLabel;

Label2: TLabel;

procedure ButtonSolveClick(Sender: TObject);

private

{ Private declarations }

public

{ Public declarations }

end;



var

main: Tmain;



implementation

procedure mula(var a:longint; b,c:longint); stdcall; external 'sample.dll';

{$R *.DFM}



procedure Tmain.ButtonSolveClick(Sender: TObject);

var

a, b, c : longint;

begin

b := StrToInt(EditNum1.text);

c := StrToInt(EditNum2.text);

mula(a,b,c);

EditAns.text := IntToStr(a);

end;



end.