[Rd] LAPACK and BLAS libraries

Prof Brian Ripley ripley at stats.ox.ac.uk
Wed May 30 09:35:58 CEST 2007

Please don't post to multiple lists.

It seems you are using Windows, but have not told us so: this is one of 
many things in the posting guide you have not followed (and that is why 
you did not get at least one answer on R-help).

There are many packages on CRAN that use LAPACK and work under Windows. 
You should test your setup on one of those.  (DPackage is one of the first 
in C collation.)

On Tue, 29 May 2007, Tommy Ouellet wrote:

> Hi,
> I don't know if I'm sending this to the right place but I've looked throught
> tens and tens of topics on http://tolstoy.newcastle.edu.au/ and finally
> found that email address where I can maybe find some help.
> Well my main goal is to get to use the lapack library within my R package
> (which can be done using calls from C). But in order to do this I have to
> create a file src/Makevars with the following line : PKG_LIBS=$(LAPACK_LIBS)
> However when I create this file, my package won't build anymore. Actually
> the checking results in the following :

The actual line that failed having been omitted!

> mingw32\bin\ld.exe: cannot find -lg2c
> collect2: ld returned 1 exit status
> make[3]: *** [PACKAGE.dll] Error 1
> make[2]: *** [srcDynlib] Error 2
> make[1]: *** [all] Error 2
> make: *** [pkg-PACKAGE] Error 2
> *** Installation of PACKAGE failed ***
> I've installed all the following tools :
>     mingw-runtime-3.12.tar.gz
>     w32api-3.9.tar.gz
>     binutils-2.17.50-20060824-1.tar.gz
>     gcc-core-3.4.5-20060117-1.tar.gz
>     gcc-g++-3.4.5-20060117-1.tar.gz
>     gcc-g77-3.4.5-20060117-1.tar.gz
> So I don't know what to do next for the package to build... Any help would
> be greatly appreciated.
> I am using R v. 2.5.0
> Thanks!
> 	[[alternative HTML version deleted]]
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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

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