From edd at debian.org  Sat May 17 22:47:16 2008
From: edd at debian.org (Dirk Eddelbuettel)
Date: Sat, 17 May 2008 20:47:16 +0000
Subject: [Rd] gfortran: Command not found
In-Reply-To: <482F3A33.8010607@pdf.com>
References: <481FA853.7070707@pdf.com>
	<alpine.LFD.1.10.0805060533020.4020@gannet.stats.ox.ac.uk>
	<482F3A33.8010607@pdf.com>
Message-ID: <20080517204715.GA16410@master.debian.org>

On Sat, May 17, 2008 at 01:04:03PM -0700, Spencer Graves wrote:
> Dear Professors Ripley and Murdoch: 
> 
>      Thanks very much for the suggestion to upgrade my Rtools.  That 
> fixed the problem. 
> 
>      Another question:  How do people typically debug problems linking 
> to legacy Fortran?  For example, is there a reasonable (open source) 
> debugger for gfortran?  In the DierckxSpline package, Sundar Dorai-Raj 
> and I link R to Fortran written by Paul Dierckx in 1979, last updated in 
> 1987.  We've encountered segmentation errors killing R, which are 
> difficult to diagnose. 

Look at valgrind, which is also documented in the R Extensions manual.

Dirk
> >>making DLL ...

-- 
Three out of two people have difficulties with fractions.



[Rd] gfortran: Command not found
Dirk Eddelbuettel