[Digikam-devel] Rebuilding with a specific libexiv2 build

[Luca Carlon]

Thanks.

Is it possible to do this by using a different prefix than /usr? So can I
avoid removing header files and can I avoid having to install exiv2 0.25 in
the system paths?
Regards.

Luca

On Mon, Aug 17, 2015 at 11:11 AM, Gilles Caulier <caulier.gilles at gmail.com>
wrote:

> I do it on my system.
>
> 1/ Remove 0.24 headers files (Exiv2 devel package). Binaries files can
> stay in place.
> 2/ Checkout Exiv2 0.25 source code. Configure, compile and install on your
> system (install prefix=/usr). Take a care about all options to enable,
> especially XMP support. disable Video writing support which still
> experimental. Video read support is fixed in this release, which is the
> problem.
> 3/ Checkout digiKam source code. There is a Cmake option to recompile
> libkexiv2 (this one use only Exiv2 API/ABI). Look in readme.
> 4/ Compile and install digiKam including libkexiv2. run it and look into
> Help/Composants Info dialog to see if Exiv2 0.25 is well used.
>
> Gilles Caulier
>
>
> 2015-08-17 10:54 GMT+02:00 Luca Carlon <carlon.luca at gmail.com>:
>
>> Hello,
>> it's been some months since I fixed a segfault in libexiv2 that prevents
>> digikam from even starting with my collection. I suppose libexiv2 0.25
>> should include that fix, but Ubuntu still is using 0.24.
>> Can someone explain how to rebuild digikam linking against my own build
>> of libexiv2 instead of linking against the system libexiv2?
>>
>> I started by rebuilding libexiv2 setting the prefix to some staging
>> directory. Then I rebuilt libkexiv2 setting CMAKE_PREFIX_PATH. This seemed
>> to work: libkexiv2 seems to be linked against libexiv2 0.25. I also set the
>> prefix to the staging dir and now both are in there. Problem arise when
>> trying to build digikam itself: by setting CMAKE_PREFIX_PATH seems to link
>> against my build of libkexiv2 but not my build of libexiv2. ldd confirms
>> that digikam executable links to my own libkexiv2 but the system libexiv2.
>> Can someone provide any info about how how to build digikam against my
>> build of libexiv2?
>>
>> Regards.
>>
>> Luca
>>
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>>
>
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