[vtk-developers] (no subject)

[Bill Lorensen]

We dropped support of cygwin on ITK. Instead we recommend mingw.

On Thu, Mar 21, 2013 at 8:38 AM, David E DeMarle
<dave.demarle at kitware.com>wrote:

> Oh I forgot to mention, the build with rendering group off isn't the
> bigger problem, it is that we have tests that don't respect it and fail
> when it is off.
>
> David E DeMarle
> Kitware, Inc.
> R&D Engineer
> 21 Corporate Drive
> Clifton Park, NY 12065-8662
> Phone: 518-881-4909
>
>
> On Thu, Mar 21, 2013 at 11:36 AM, David E DeMarle <
> dave.demarle at kitware.com> wrote:
>
>> I'll turn examples off then on the cygwin build and we'll see how that
>> goes tonight.
>>
>> We've got one minGW build on the dashboards and we've put in the time to
>> keep it green up to now. We should keep doing so as it takes minimal effort
>> and catches unique bugs from time to time.
>>
>>
>>
>> David E DeMarle
>> Kitware, Inc.
>> R&D Engineer
>> 21 Corporate Drive
>> Clifton Park, NY 12065-8662
>> Phone: 518-881-4909
>>
>>
>> On Thu, Mar 21, 2013 at 11:29 AM, Marcus D. Hanwell <
>> marcus.hanwell at kitware.com> wrote:
>>
>>> On Thu, Mar 21, 2013 at 11:17 AM, David E DeMarle
>>> <dave.demarle at kitware.com> wrote:
>>> > On Wed, Mar 20, 2013 at 4:07 PM, David Cole <dlrdave at aol.com> wrote:
>>> >>
>>> >> The VTK Cygwin dashboard has this in its driving script:
>>> >>
>>> >>     //No X on this machine and no time to test if it works so silence
>>> >> failing tests
>>> >>     VTK_Group_Rendering:BOOL=OFF
>>>
>>> You should be able to build with the VTK_Group_Rendering turned off,
>>> trying that locally things look OK (I wonder if there are other
>>> settings that might affect this). The StandAlone group should be
>>> everything that doesn't require unusual external dependencies,
>>> Rendering largely pulls in OpenGL/windowing systems, MPI pulls in MPI.
>>> >>
>>> >> And the build shows errors:
>>> >>
>>> >>     http://open.cdash.org/buildSummary.php?buildid=2850639
>>> >>
>>> >>
>>> >> Questions:
>>> >>
>>> >> Is that the right way nowadays to turn Rendering off?
>>> >
>>> Yes, it is.
>>> >
>>> > Not sure here but it appears that standalone is "all of what you
>>> typically
>>> > expect from VTK" and not "just VTK's data processing sans rendering".
>>> > Marcus can you confirm.
>>>
>>> I can confirm confirm that anything with an OpenGL dependency should
>>> be in the rendering group, anything that is pretty stand alone
>>> (doesn't require big external dependencies, might include third party
>>> libs we build) is in StandAlone.
>>> >
>>> > It might be just that examples is on on this machine and those don't
>>> > understand its module dependencies.
>>> >
>>> That could be the case - I didn't try with Examples turned on.
>>> >>
>>> >> Is this a general problem with doing a build that has
>>> VTK_Group_Rendering
>>> >> OFF, or is it just the Cygwin build that has problems? (i.e., should
>>> this be
>>> >> something to worry about beyond Cygwin?)
>>> >
>>> >
>>> > See also the no render karego-at build. For that I turned off both
>>> > standalone and rendering and then turned on just a core module. Once
>>> Marcus
>>> > tells us how to do it properly I'll configure both machines the same
>>> and
>>> > we'll know if it is cygwin specific issue.
>>> >
>>> You can turn off all groups, and then just enable the one or two
>>> modules of interest (they will enable all of their required
>>> dependencies). The groups are intended as a convenience for
>>> developers, and roughly mimic some of the old VTK_USE_* options.
>>> >
>>> >> Does anybody even care about VTK on Cygwin? If so, could those who
>>> care
>>> >> contribute a dashboard that does have Rendering on? If not, let’s
>>> just stop
>>> >> running the one that doesn’t work anyway...
>>> >
>>> >
>>> > +1 for not testing (and thus claiming to support) cygwin, that
>>> dashboard has
>>> > been broken for years. Turning off rendering was my attempt a few
>>> months ago
>>> > to get by without digging in my heels.
>>> >
>>> > Unless their is a user out there who cares, I don't think we should
>>> spend
>>> > time on cygwin.
>>> >
>>> I don't use it, and to be honest would rather put energy into MinGW if
>>> we were going for GCC on Windows (not saying we need to due to the
>>> widespread availability of Visual Studio Express versions).
>>>
>>> Marcus
>>>
>>
>>
>
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