On 12/7/2014 11:08 AM, Achim Gratz wrote:
Marco Atzeri writes:
As BLAS it is around 5-10 times faster than Netlib reference
The only package really relevant for user is libopenblas_dynamic

$ cygcheck -l libopenblas_dynamic
/usr/bin/cygblas-0.dll

the library is before the reference one in the path

$ cygcheck -l liblapack0|grep blas
/usr/lib/lapack/cygblas-0.dll
and used instead of.

Could this be done with alternatives instead and could we get rid of
/usr/lib/lapack and the need to have it in $PATH in the process, please?

unfortunately alternatives is not effective with dll's.
Windows ignores cygwin links.
My predecessor that was playing with ATLAS had the same issue
and used "/usr/lib/lapack" and PATH to solve the problem of multiple
alternative dll's with the same name.

Regards,
Achim.

Marco

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