[SciPy-dev] scipy.sparse + umfpack + system_info
Robert Cimrman
cimrman3 at ntc.zcu.cz
Mon Apr 10 08:36:27 EDT 2006
Nils Wagner wrote:
> Robert Cimrman wrote:
>> $ nm -gA /usr/lib/lib* 2> /dev/null | grep e_wsfe
>> /usr/lib/libblas.a:xerbla.o: U e_wsfe
>> /usr/lib/libf2c.a:sfe.o:00000130 T e_wsfe
>> /usr/lib/liblapack.a:dlamch.o: U e_wsfe
>> /usr/lib/liblapack.a:slamch.o: U e_wsfe
>> /usr/lib/liblapack.a:xerbla.o: U e_wsfe
>>
>> so apparently this symbol comes from the f2c library and is used
>> within blas/lapack. Did you specify correctly which BLAS should be
>> used when building and installing umfpack? BTW, if you have matlab and
>> build the umfpack matlab interace which comes along, you could try if
>> umpfack itself works from the matlab command-line.
>>
>> r.
> Hi Robert,
>
> Please find attached my Make.linux.
>
> # 3: with Fortran interface to the ATLAS BLAS
> CONFIG =
> LIB = -L/usr/local/lib/atlas -lf77blas -latlas -lfrtbegin -lg2c -lm
>
>
> Is that o.k. ?
Well, I don't know :). But the following works for me:
# 2: with the ATLAS C-BLAS (http://www.netlib.org/atlas).
CONFIG = -DCBLAS -I/usr/include/atlas
LIB = -lcblas -latlas -lm
- it all depends on how yout ATLAS installation looks.
r.
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