[Rd] gfortran: Command not found

[Dirk Eddelbuettel]

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.