Re: Can't link atlas or cblas libraries

[Susi Lehtola]

On Thu, 02 Sep 2010 09:55:58 +0300
Henrik Mannerström  wrote:
> Hello,
>
> On my Fedora 11, when I try to compile a program that uses BLAS the 
> linking fails:
> > /usr/bin/ld: cannot find -lcblas
>
> I have packages blas, blas-devel, atlas and atlas-devel installed.
> There exists a symlink for
> libcblas.so:   /usr/lib64/atlas/libcblas.so -> ./libcblas.so.3.0
> but 'ldconfig-p' does not find it, only the so.3-file:
> libcblas.so.3 (libc6,x86-64) => /usr/lib64/atlas/libcblas.so.3   .
>
> What should I do to be able to compile programs with BLAS and LAPACK?
> Do I need to complete the installation of the devel-packages by hand?

You need to pass the linker option -L/usr/lib64/atlas so that the
linker finds the libraries.