[PROJ] Call for review on RFC 4 text: Remote access to grids and GeoTIFF grids

[Jeff McKenna]

Forgot to comment below:

On 2019-11-26 12:15 PM, Even Rouault wrote:
> Jeff,
> 
>> I would like this RFC to include effort to improve the documentation on
>> which grids should be installed (it is very confusing how
>> 'proj-datumgrid-latest' differs from world, europe, oceania,
>> northamerica, I always assume, like many others I bet, that -latest
>> includes europe+oceania+northamerica+world).
> 
> Can you point exactly in the documentation where would you want some
> clarification ?
> 
>> Which brings me to the most important point that I believe is missing in
>> the RFC, of notifying the user when a grid file is not leveraged.
>> Currently there is no warning, no notice, when a grid is not installed.
>> I side with Andrew Bell on his point that during installation I'd like
>> to see more messages, notices, or something to install all grid files.
>> Could there be a build option of "TEST_ALL_DATUMGRID_FILES" during PROJ
>> compilation?
> 
> Installation is a complicated topic. The PROJ project has no control over how
> PROJ is packaged and installed, and doing the "check at installation" means a
> different technical reality for Debian, Fedora, MS4W, OSGeo4W, conda, etc.
> That said I took note of Chris Crook's idea about a script to help, as a post-
> installation means (could potentially be run automatically by whatever
> installation process is done)
> https://github.com/OSGeo/PROJ/issues/1750
> 

Chris' idea looks exactly what I was trying to say ha.  Thanks for 
pointing to that for me.

-jeff