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Re: Finding BLAS and LAPACK
From: |
Ben Abbott |
Subject: |
Re: Finding BLAS and LAPACK |
Date: |
Tue, 23 Feb 2010 21:17:24 -0500 |
On Feb 23, 2010, at 8:49 PM, Mag Gam wrote:
>
> On Tue, Feb 23, 2010 at 5:37 PM, John W. Eaton <address@hidden> wrote:
>> On 23-Feb-2010, Mag Gam wrote:
>>
>> | Unfortunately, this does not pick up BLAS
>> |
>> | I am using ./configure --prefix=/apps LDFLAGS="-L/apps/libs"
>> |
>> | Any other suggestion?
>> |
>> |
>> | configure:11325: checking for sgemm_ in -lblas
>> | configure:11358: gcc -o conftest -g -O2 -I/apps/hdf5-1.8.3/include
>> | -L/apps/hdf5-1.8.3/lib conftest.c -lblas -lhdf5 -lz -lm
>> | -L/apps/hdf5-1.8.3/lib -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6
>> | -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/../../../../lib64
>> | -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/../../.. -L/lib/../lib64
>> | -L/usr/lib/../lib64 -lhdf5 -lz -lfrtbegin -lg2c -lm >&5
>> | /usr/bin/ld: cannot find -lblas
>> | collect2: ld returned 1 exit status
>> | configure:11358: $? = 1
>> |
>> | I see this in my config.log
>>
>> You'll need to give us more details, like which BLAS you are using and
>> how you compiled it.
>>
>> What do you see if you run
>>
>> nm /apps/libs/your-blas-lib | grep -i sgemm
>>
>> ?
>>
>> jwe
>> cg
>>
>
> These are some libraries of interest
> /apps/libslibgslcblas.so
> /apps/libslibgslcblas.a
> /apps/libslibcblas.a
> /apps/libslibf77blas.a
> /apps/libslibblas.a
> /apps/libslibgslcblas.so.0.0.0
> /apps/libslibcblas.so
>
> # nm /apps/libslibblas.a | grep -i sgemm
> sgemm.o:
> 0000000000000000 T sgemm_
Those names don't look standard to me. I think you can use them if you append
the following to your configure command.
./configure --prefix=/apps LDFLAGS="-L/apps/libs" LIBS="-lslibgslcblas
-lslibcblas -lslibf77blas -lslibblas"
Ben
p.s. please reply at the bottom so that those arriving late can follow along.
- Finding BLAS and LAPACK, Mag Gam, 2010/02/23
- Finding BLAS and LAPACK, John W. Eaton, 2010/02/23
- Re: Finding BLAS and LAPACK, Mag Gam, 2010/02/23
- Re: Finding BLAS and LAPACK, John W. Eaton, 2010/02/23
- Re: Finding BLAS and LAPACK, Mag Gam, 2010/02/23
- Re: Finding BLAS and LAPACK,
Ben Abbott <=
- Re: Finding BLAS and LAPACK, Ben Abbott, 2010/02/23
- Re: Finding BLAS and LAPACK, John W. Eaton, 2010/02/23
- Re: Finding BLAS and LAPACK, Ben Abbott, 2010/02/23
- Re: Finding BLAS and LAPACK, Mag Gam, 2010/02/23
- Re: Finding BLAS and LAPACK, Ben Abbott, 2010/02/24
- Re: Finding BLAS and LAPACK, Mag Gam, 2010/02/24
- Re: Finding BLAS and LAPACK, Ben Abbott, 2010/02/24