[Numpy-discussion] The BLAS problem (was: Re: Wiki page for building numerical stuff on Windows)

Matthieu Brucher matthieu.brucher at gmail.com
Mon May 12 09:01:03 EDT 2014


There is the issue of installing the shared library at the proper
location as well IIRC?

2014-05-12 13:54 GMT+01:00 Carl Kleffner <cmkleffner at gmail.com>:
> Neither the numpy ATLAS build nor the MKL build on Windows makes use of
> shared libs. The latter due due licence restriction.
>
> Carl
>
>
> 2014-05-12 14:23 GMT+02:00 Matthieu Brucher <matthieu.brucher at gmail.com>:
>
>> Yes, they seem to be focused on HPC clusters with sometimes old rules
>> (as no shared library).
>> Also, they don't use a potable Makefile generator, not even autoconf,
>> this may also play a role in Windows support.
>>
>>
>> 2014-05-12 12:52 GMT+01:00 Olivier Grisel <olivier.grisel at ensta.org>:
>> > BLIS looks interesting. Besides threading and runtime configuration,
>> > adding support for building it as a shared library would also be
>> > required to be usable by python packages that have several extension
>> > modules that link against a BLAS implementation.
>> >
>> >
>> > https://code.google.com/p/blis/wiki/FAQ#Can_I_build_BLIS_as_a_shared_library?
>> >
>> > """
>> > Can I build BLIS as a shared library?
>> >
>> > The BLIS build system is not yet capable of outputting a shared
>> > library. Building and using shared libraries requires careful
>> > attention to various linkage and runtime details that, quite frankly,
>> > the BLIS developers would rather avoid if possible. If this feature is
>> > important to you, please speak up on the blis-devel mailing list.
>> > """
>> >
>> > Also Windows support is still considered experimental according to the
>> > same FAQ.
>> >
>> > --
>> > Olivier
>> > _______________________________________________
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>>
>>
>>
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>
>
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Information System Engineer, Ph.D.
Blog: http://matt.eifelle.com
LinkedIn: http://www.linkedin.com/in/matthieubrucher
Music band: http://liliejay.com/



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