[R] shared ATLAS library?

[Dirk Eddelbuettel]

On Fri, Nov 15, 2002 at 05:50:21PM -0500, Paul Gilbert wrote:
> >From "R Installation and Administration:"
> 
>    Note that the BLAS library will be used for several add-on packages as 
>    well as for R itself. This means that it is better to use a
>    shared BLAS library, as most of a static library will be compiled 
>    into the R executable and each BLAS-using package. 
> 
> Is there an idiots guide on how to do this (or should idiots just not try). I've
> compiled atlas as a static (.a) library and successfully built R (although, when
> it is static, I don't know how to tell for sure that it is being used). However,
> their seems to be little indication of how to make a shared (.so) ATLAS library.
> I've had even less success with blas from netlib. (I compiled .so files and
> generated a file libblas.so, but there are a lot of unresolved symbols, so R
> crashes.)
> 
> Any help would be appreciated. (Linux or Solaris).

For Linux, I feel compelled to plug in Camm's great work for Atlas under
Debian. It simply works out of the box, and my R packages use it. No
configuration on the user part whatsoever. As for Solaris, can't help
there...

Dirk

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