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dl and fortran
From: |
Martin Holz |
Subject: |
dl and fortran |
Date: |
Wed, 18 Jun 1997 13:37:38 +0200 |
Hi Stef,
maybe you could simply use the C version of LAPACK, so you don't have
to worry about calling conventions. You can get it from
<http://elib.zib.de/netlib/clapack/double> or any other netlib mirror.
Ciao
Martin
Stef Pillaert writes:
>
> Hello again,
>
> I would like to use the LAPACK-function DSYSVX to solve symmetric (but not
> positive definite) matrices.
>
> Right now, I'm saving my matrices to a file, I call a fortran
> program, where I call DSYSVX, I save
> the results to files, and read the results in octave.
>
> I would prefer to do all this with dynamic linking, but since I'm not a
> c++-specialist (neither fortran...), I have a few little problems:
>
> * dynamic linking works (well, not in 2.0.7, but I should wait for 2.0.8,
> am I well informed?). But I have no idea how to call my fortran-program
> from within a file like "oregonator.cc" (see examples).
>
> * How about precision? Does octave use "double precision"-equivalent (I'm
> talking Fortran now...) And how do I pass variables\values?
>
> Is it possible to give me a small example how to do all this?
>
> Thanks,
>
> address@hidden
>
>