[mapserver-dev] Proposal/request to implement FlatGeobuf as built-in format

Björn Harrtell bjorn.harrtell at gmail.com
Sat May 21 02:49:03 PDT 2022

I can live with not being elegant, my concern is only that it involves
changing upstream sources.

But yes it seems to be that there is no other viable solution so I will go
ahead with it.

Den fre 20 maj 2022 kl 19:40 skrev Even Rouault <even.rouault at spatialys.com

> Le 20/05/2022 à 19:00, Björn Harrtell a écrit :
> > For the record I can't see the #define trick as reasonable/acceptable
> > if i understand it correctly.
> If you're saying it is not elegant, obviously, it isn't, but that works.
> Or is your concern something else ? All that pertains to the
> https://en.wikipedia.org/wiki/One_Definition_Rule
> Basically the idea would be that MapServer set some defines that
> override the default FlatGeobuf & flatbuffers namespaces
> An example of that in another project is in
> https://github.com/SAP/odbc-cpp-wrapper/pull/29/files and
> https://github.com/qgis/QGIS/commit/adcb45971bb84a40d909b43d4aace292e8d06e70
> : here the potential conflict was between the embedded copy of the
> odbc-cpp-wrapper library in QGIS, and the external odbc-cpp-wrapper
> library that the GDAL SAP Hana driver can link to.
> The only other way of solving that would be for GDAL and MapServer to
> link to an external & identical version of FlatGeobuf & flatbuffers
> libraries, but that would require them to be packaged etc, which
> wouldn't be very practical.
> Even
> --
> http://www.spatialys.com
> My software is free, but my time generally not.
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