[Gmsh] BLAS and LAPACK with gmsh

[Hugues Delorme]

I just installed the liblapack3-dev ubuntu package and rebuilt gmsh.
Mesh refinement is working now !

Thanks !



Christophe Geuzaine wrote:
> Hugues Delorme wrote:
>> I used --with-blas-lapack-prefix=/usr but that did not work.
>>
>> Here is my config.log, the blas (-lblas) library is not found by the 
>> configure script :
>
> I see
>
> configure:5579: g++ -o conftest -g -O2   -L/usr -L/usr/lib 
> conftest.cpp  -lblas  -lm  >&5
> /usr/bin/ld: cannot find -lblas
>
> in the log, so it seems that g++ cannot find libblas.a or libblas.so 
> in /usr/lib... Are you sure they are present?
>
> Did you install the "development" packages for blas and lapack (not 
> sure how these packages are called on Linux these days)
>
>