[vtk-developers] Link errors after recent check ins

[Marcus D. Hanwell]

On Mon, Aug 6, 2012 at 10:25 AM, Marcus D. Hanwell
<marcus.hanwell at kitware.com> wrote:
> On Mon, Aug 6, 2012 at 9:19 AM, Brad King <brad.king at kitware.com> wrote:
>> On 08/05/2012 11:09 AM, Bill Lorensen wrote:
>>> Folks,
>>> Sometime around July 31, my nightly builds for the VTK Wiki Examples stared to exhibit link errors.
>>>
>>> gmake[6]: *** No rule to make target `/.../VTKGerrit-linux/lib/libvtkverdict-6.0.so.1', needed by `bin/ObserveError'.
>>
>> From "git bisect" I see the error was introduced here:
>>
>>  http://vtk.org/gitweb?p=VTK.git;a=commitdiff;h=2377ca28
>>
>> The ThirdParty/verdict/CMakeLists.txt file changes properties
>> of the target after exporting it from the build tree.
>>
>> This commit is a step backwards.  The APPEND mode of export()
>> is not as clean as a single export().  We do not need a whole
>> LastConfigureStep directory for it, but we do need to collect
>> all the targets in a global property and then export them all
>> in one export() call at the end.
>>
>> This topic should fix it:
>>
>>  http://review.source.kitware.com/#/t/1022
>>
> The reason I did this was for projects adding VTK as a subdirectory,
> we were hoping that they could be added to the export file. I am not
> clear on why the APPEND mode of export is not as clean (nor did I spot
> anything in the documentation).
>
> Could you elaborate on why we need a single call, we will need to come
> up with an alternative for projects like ParaView.
>
Never mind, I see you did elaborate in the proposed change. That is
disappointing.

Marcus