Gentoo Archives: gentoo-science

From: fbissey@××××××××××××.nz
To: gentoo-science@l.g.o
Subject: Re: [gentoo-science] new blas infrastructure and prefix
Date: Tue, 06 Sep 2011 04:45:17
Message-Id: 20110906163958.zny8004c4sogcss0@webmail.slingshot.co.nz
In Reply to: Re: [gentoo-science] new blas infrastructure and prefix by fbissey@slingshot.co.nz
1 Quoting fbissey@××××××××××××.nz:
2
3 > Quoting fbissey@××××××××××××.nz:
4 >
5 >> Hi all,
6 >>
7 >> So I was looking at the science overlay from my prefix on OS X.
8 >> And portage wanted me to upgrade my blas/cblas/lapack stack to the
9 >> new structure. I know they are marked ~x86 and ~amd64 but it doesn't
10 >> look good considering that I had a working stack in my prefix before.
11 >>
12 >> So I may make things a little more prefix friendly (OS X in particular)
13 >> in the coming days. I am also thinking of adding an ebuild to use the
14 >> native vectorize framework on OS X, unless someone strongly objects to it.
15 >
16 > Odd stuff, in the latest gsl from the science overlay someone decided not to
17 > support linking with an external cblas anymore. For some reasons it
18 > breaks gsl
19 > on OS X. I have no idea if it is also broken in the main tree if you use
20 > internal gslcblas but I suspect it is. Using an external cblas however worked
21 > fine as far as I can tell.
22 >
23 I got that all wrong. I never had another cblas on OS X before. And I now see
24 that the external cblas option is gone from gsl itself. So why is it not
25 working anymore on OS X

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[gentoo-science] new blas infrastructure on OS X prefix fbissey@××××××××××××.nz