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970815: NCCLOBBER and NCNOCLOBBER

Carlie,

> To: address@hidden
> From: Carlie Coats <address@hidden>
> Subject: NCCLOBBER and NCNOCLOBBER
> Organization: North Carolina Supercomputing Center/MCNC Environmental Programs
> Keywords: 199708151759.LAA18276
> 
> Dear Support:
> 
> We have been having various problems with programs using netCDF
> since we upgraded to V3.3.1, and have traced the problem back to
> the following fact:
> 
>     The tokens NCCLOB and NCNOCLOB changed from netCDF2 to netCDF3
> 
> As a result, our libraries which provide an AQM-oriented API on top
> of netCDF no longer work.  Why this gratuitous change?
> 
> The "Transition Guide", 
>    
> (http://www.unidata.ucar.edu/packages/netcdf/guidef/guidef-20.html#HEADING20-0)
> 
> needs to be updated.  When it says,
> 
>     It is not necessary to rewrite programs that use the 
>     version 2 FORTRAN interface, because the netCDF-3 library 
>     includes a backward compatibility interface that supports
>     all the old functions, globals, and behavior...
> 
> this is not entirely correct.  It is in fact necessary to re-compile
> all existing applications, not merely re-link them.
> 
> Please adjust the documentation accordingly, and also post an
> appropriate message to the netCDF mailing list.
> 
> - -- 
> Carlie J. Coats, Jr.                                   address@hidden
> MCNC Environmental Programs                      phone: (919)248-9241
> North Carolina Supercomputing Center               fax: (919)248-9245
> 3021 Cornwallis Road                                  P. O. Box 12889
> Research Triangle Park, N. C.  27709-2889                         USA
> "My opinions are my own, and I've got *lots* of them!"

Thanks.  You might be interested in the following URL:

    http://www.unidata.ucar.edu/packages/netcdf/known_problems.html#fortran-rco
des

--------
Steve Emmerson   <http://www.unidata.ucar.edu>