Re: Finding BLAS and LAPACK

[Mag Gam]

I am running Linux. I got the lapack and blas from SAGE

http://www.netlib.org/blas/
http://www.netlib.org/lapack/

very strange that i can't seem to find the correct libraries.



On Wed, Feb 24, 2010 at 12:17 PM, Ben Abbott <address@hidden> wrote:
> On Tuesday, February 23, 2010, at 10:19PM, "Mag Gam" <address@hidden> wrote:
>>If you were about to do this from scratch, how would you do this with
>>BLAS interface?
>>
>>
>>
>>On Tue, Feb 23, 2010 at 10:03 PM, Ben Abbott <address@hidden> wrote:
>>> On Feb 23, 2010, at 9:35 PM, John W. Eaton wrote:
>>>
>>>> On 23-Feb-2010, Ben Abbott wrote:
>>>>
>>>> | Thinking a bit more, I think the correct way is ...
>>>> |
>>>> | ./configure --prefix=/apps LDFLAGS="-L/apps/libs" 
>>>> --with-blas="-lslibgslcblas -lslibcblas -lslibf77blas -lslibblas"
>>>>
>>>> I think the correct way would be to make /apps/libs a directory and
>>>> put the files there, with names that start with lib, as in
>>>>
>>>>  /apps/libs/libblas.a
>>>>
>>>> Also, Octave doesn't use the cblas interface.
>>>>
>>>> jwe
>>>
>>>
>>> ah-ha ... I missed the obvious problem. The files should have been ...
>>>
>>>        /apps/libs/libgslcblas.so
>>>        /apps/libs/libgslcblas.a
>>>        /apps/libs/libcblas.a
>>>        /apps/libs/libf77blas.a
>>>        /apps/libs/libblas.a
>>>        /apps/libs/libgslcblas.so.0.0.0
>>>        /apps/libs/libcblas.so
>>>
>>> Ben
>>>
>
> I'm a MacOS X user and use a package manager to build lapack/blas ... usually 
> I just use the lapack/blas that comes with MacOS X.
>
> I looked over the lapack sources from netlib, but don't see why you'd get 
> names as you did.
>
> What OS are you running?
>
> Where did you get your lapack, and how did you build it?
>
> Ben
>
>
>
>