dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Tue, Jul 05, 2005 at 02:37:55PM -0500, Matthew Knepley wrote:

> >>   make <option>   <-->    petsc-config <option>
> >> 
> >> and you would will need all the bmake directories.
> >
> > Yes, but the bmake directories would not be needed after PETSc has
> > been installed and the script been generated. Or am I missing something?
> 
>   This is important. Unless you want to allow only a single PETSC_ARCH at install
> time, you would need a separate petsc-config for each arch, or a single complicated
> one. That is why we use make which handles this both seamlessly, and also dynamically
> in that new archs are incorporated automatically as they appear, whereas the petsc-config
> model would require considerable fixup, or a separate script each time.
> 
>       Matt

I don't understand. Isn't there always only one single PETSC_ARCH on
each system you compile PETSc?

We also use make to dynamically (as determined by configure at
compile-time) get all the flags for compilation of DOLFIN, but during
compilation make spits out these flags to a script.

/Anders