[Rd] Catching warning message(stdout) from C

[Prof Brian Ripley]

On Tue, 13 May 2008, Maarten van Iterson wrote:

> I'm using the 'pnt' C function from Rmath library in some C-code.

So I assume you compiled against -lRmath?

> How can I catch the warning message: "full precision was not achieved in
> 'pnt'" in R. I call the function using the .C().
> (options(warn=-1) didn't work)

If you are calling options(warn=-1) then you are running R, and in that 
case you want to link against R and not against -lRmath.  libRmath is 
intended for standalone use, without R involved.


> Thanks in advance
>
> -- 
> Maarten van Iterson
> Center for Human and Clinical Genetics
> Leiden University Medical Center (LUMC)
> Research Building, Einthovenweg 20
> Room S-04-005
> Phone: 071-526 9428
> E-mail: M.van_iterson.HG at lumc.nl
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595