[Geotiff] cmake based build: why shared _and_ static?

[Mario Emmenlauer]

Dear Howard,

On 11.12.2017 16:23, Howard Butler wrote:
>> On Dec 9, 2017, at 7:51 AM, Mario Emmenlauer <mario at emmenlauer.de> wrote:
>> Dear geotiff developers,
>>
>> thanks for the very nice software. A small question: why is the default
>> for cmake to build the shared and static version of the library? I would
>> prefer if only one would be built. I can use cmake's BUILD_SHARED_LIBS
>> option to pick. This is mostly the default for other software.
>>
>> For me, this would also help to address the problem that MSVC Windows
>> names the import library identical to the static library by default.
>> libgeotiff solves this by changing the import library name, but this
>> opens a can of worms for me downstream.
>>
>> Its not a huge problem because I can fix the issue myself and maintain
>> a small patch. But maybe it would be more "standard" if libgeotiff
>> just used cmake's BUILD_SHARED_LIBS?
> 
> Thanks for the patch Mario. I agree the CMake configuration should build with CMake's current shared library norms, and I have applied it to the repository at https://trac.osgeo.org/geotiff/changeset/2801
> 
> If you have more configuration additions, register for an OSGeo ID and continue to add tickets to the GeoTIFF repository with patches. Emailed patches are likely to get lost.

Thanks a lot, its appreciated! And for my next contribution I'll open
an account :-)

Cheers,

    Mario Emmenlauer