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Re: IDL(rsi) + FORTRAN(digital) + DLL(windows nt) [message #15563 is a reply to message #15542] Thu, 20 May 1999 00:00 Go to previous message
Steve.Lionel is currently offline  Steve.Lionel
Messages: 2
Registered: May 1999
Junior Member
On Thu, 20 May 1999 16:31:22 +0200, Michel Kruglanski
<expo-sciences@jsb.be> wrote:

> I want to access Fortran subroutines from IDL V5.2 using the
> CALL_EXTERNAL function under Windows NT 4.0.
> I plan to transform the fortran code into a dynamic library (DLL) with
> the help of the Digital Fortran V5.0C.
> I have tried a single example but I have only succeeded to crash IDL.

I see that your Fortran DLL code has a PRINT * statement in it. This
assumes that a console is present for the PRINT. While you can call
the Win32 API AllocConsole to create the console, you might consider
using the Win32 API MessageBox to put up a "Hello" box.



--
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Steve Lionel (mailto:Steve.Lionel@compaq.com)
Fortran Engineering
Compaq Computer Corporation, Nashua NH

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