[PROJ] Is there a cmake way to change the library name?

[Javier Jimenez Shaw]

One question

Are you linking the same GDAL (or final binary) with both versions of PROJ?
If that is the case, I think it would be undefined behaviour.

On Tue, 25 Jun 2024 at 16:10, Carl Godkin via PROJ <proj at lists.osgeo.org>
wrote:

>
>
> On Mon, Jun 24, 2024 at 5:35 AM Even Rouault <even.rouault at spatialys.com>
> wrote:
>
>>
>> Le 24/06/2024 à 07:23, Carl Godkin via PROJ a écrit :
>>
>> Hi,
>>
>> We use PROJ 9.3.1 in our software.
>>
>> I built it with cmake using curl and libtiff for Windows 64.
>>
>> I also needed to build a minimal version to be used in a plugin to
>> another application where I cannot use curl and I've done that successfully.
>>
>> But both DLLs (i.e., the "regular" one and the "minimal" one) are named
>> "proj_9_3.dll"
>>
>> I would love to change the DLL name of one of them but I don't see a
>> cmake variable for doing that.  I am not a cmake expert by any means, so
>> perhaps I missed something.
>>
>> No, you didn't miss anything. This isn't configurable. But you can easily
>> change it by modifying the value of the OUTPUT_NAME at line
>> https://github.com/OSGeo/PROJ/blob/4aa16151b98926fbbe6d8504a770379c6733ac35/src/lib_proj.cmake#L417
>>
>> I suspect you could also probably override it after the fact by calling
>> PROJ's CMakeLists.txt from a CMakeLists.txt of yours and doing a
>> "set_target_properties(proj PROPERTIES OUTPUT_NAME "your_name")"
>> afterwards, but I'm not totally sure about that.
>>
>>
>> I just used the first approach.  For anyone else coming back to this,
> OUTPUT_NAME shouldn't the include ".dll"
>
> > GDAL has actually a CMake cache variable to customize this:
> GDAL_LIB_OUTPUT_NAME
>
> And of course this worked as expected.  (Once again, leave off the ".dll"
> part.)
>
> Thanks again, Even!
>
> carl
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