[petsc-dev] sizeof(PetscInt) from buildsystem

[Matthew Knepley]

On Tue, May 6, 2014 at 10:13 AM, Jed Brown <jed at jedbrown.org> wrote:

> Matthew Knepley <knepley at gmail.com> writes:
> > 1) The python2 requirement is easily changed
>
> Not so easily without compromising python2.4 compatibility.
>
> > 2) You could compress it all into one line. I wanted to show what was
> > happening.
>
> Still complicated (many interfaces).


2


> > 3) It much more flexible, namespaced, and does not involve output files
> > which may change.
>
> We can look back in 5 years and see which one works unmodified.  I
> suspect that petscconf.h is more stable than all those Python
> interfaces.
>

I pray in 5 years our interface is not UNIX piping and grepping. We have
finally
eliminated most of the horrible shell that was in our makefiles. I hope we
do
not go backwards.

   Matt

-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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