[petsc-dev] [petsc-users] Question about dm_view

[Matthew Knepley]

On Wed, May 28, 2014 at 3:30 PM, Jed Brown <jed at jedbrown.org> wrote:

> Matthew Knepley <knepley at gmail.com> writes:
> >IF you are using the release version,
> > the viewing option is -da_view. The -dm_view is the new version which we
> > are about to release.
>
> This upgrade interface really sucks.  We should either recognize (and
> warn?) for old options or error for old options.  But silently ignoring
> them makes upgrading configuration files a nightmare of mystery behavior.
>

We could have a deprecation interface that checks each option on input to
the DB,
compares to a list of deprecated options, and gives the replacement in the
error
message. It would have to look for suffixes I guess.

   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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