[Cython] help getting NumPy into a 32-bit Jenkins build environment

[Lisandro Dalcin]

On 28 July 2012 06:37, Stefan Behnel <stefan_ml at behnel.de> wrote:
> Hi,
>
> I've been trying to set up a 32bit build environment on Jenkins. Most of it
> works nicely by just switching to "gcc -m32", but NumPy fails to build with
> that setup due to the lack of dependencies. It actually finds them when
> looking for their header files in the wrong (64bit) places, and then fails
> to build when it can't find the expected 32bit libraries.
>
> Is there a way to tell NumPy that I really don't care about BLAS, LAPACK
> and all of its friends and just want bare arrays? Or is there an easy way
> to install 32 bit versions of those dependencies on sage.math? I'd be fine
> with having them built and installed into a local directory (namely, in
> standard directory layout under /home/scoder/jenkins/Tools/libs32/).
>

>From doc/source/user/install.rst in numpy-dev:


Disabling ATLAS and other accelerated libraries
-----------------------------------------------

Usage of ATLAS and other accelerated libraries in Numpy can be disabled
via::

    BLAS=None LAPACK=None ATLAS=None python setup.py build




-- 
Lisandro Dalcin
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