[vtk-developers] Kitware VTK cygwin build

David Gobbi david.gobbi at gmail.com
Wed Oct 6 09:53:55 EDT 2010 

IIRC the cygwin target can support either, Bill would probably know.
But you're right, the -lgdi32 might belong inside the CMakeLists.txt
for Common and Rendering for cygwin/no-X11, instead of being
set globally in vtkDetermineCompilerFlags.

  David

On Wed, Oct 6, 2010 at 7:41 AM, Marco Atzeri <marco_atzeri at yahoo.it> wrote:
> question is cygwin the target or just the development platform ?
>
> On cygwin target the standard graphical interface
> is *NIX/X11 instead of gdi32
>
> Marco
>
> --- Mer 6/10/10, David Gobbi <david.gobbi at gmail.com> ha scritto:
>
>> Da: David Gobbi <david.gobbi at gmail.com>
>> Oggetto: Re: [vtk-developers] Kitware VTK cygwin build
>> A: "Dave Partyka" <dave.partyka at kitware.com>
>> Cc: "VTK Developers" <vtk-developers at vtk.org>
>> Data: Mercoledì 6 ottobre 2010, 14:58
>> Just a comment on the cygwin
>> dashboard, it looks like the -lgdi32 line
>> in vtkDetermineCompilerFlags.cmake should be moved:
>>
>> @@ -26,16 +26,16 @@
>>    IF(WIN32)
>>  # The platform is gcc on cygwin.
>>      SET(VTK_REQUIRED_CXX_FLAGS
>> "${VTK_REQUIRED_CXX_FLAGS} -mwin32")
>>      SET(VTK_REQUIRED_C_FLAGS
>> "${VTK_REQUIRED_C_FLAGS} -mwin32")
>> +    LINK_LIBRARIES(-lgdi32)
>>    ENDIF(WIN32)
>>    IF(MINGW)
>>      SET(VTK_REQUIRED_CXX_FLAGS
>> "${VTK_REQUIRED_CXX_FLAGS} -mthreads")
>>      SET(VTK_REQUIRED_C_FLAGS
>> "${VTK_REQUIRED_C_FLAGS} -mthreads")
>>      SET(VTK_REQUIRED_EXE_LINKER_FLAGS
>> "${VTK_REQUIRED_EXE_LINKER_FLAGS} -mthreads")
>>
>>    SET(VTK_REQUIRED_SHARED_LINKER_FLAGS
>> "${VTK_REQUIRED_SHARED_LINKER_FLAGS} -mthreads")
>>
>>    SET(VTK_REQUIRED_MODULE_LINKER_FLAGS
>> "${VTK_REQUIRED_MODULE_LINKER_FLAGS} -mthreads")
>> -    LINK_LIBRARIES(-lgdi32)
>>    ENDIF(MINGW)
>>    IF(CMAKE_SYSTEM MATCHES "SunOS.*")
>>  # Disable warnings that occur in X11 headers.
>>      IF(DART_ROOT AND BUILD_TESTING)
>>
>>
>> On Wed, Sep 22, 2010 at 9:32 AM, Bill Lorensen <bill.lorensen at gmail.com>
>> wrote:
>> > I was also surprised I got those warnings. I'll keep
>> digging.
>> >
>> > Bill
>> >
>> > On Wed, Sep 22, 2010 at 8:35 AM, Dave Partyka <dave.partyka at kitware.com>
>> wrote:
>> >> vtkUnicodeString is in vtkCommon which failed to
>> compile thus none of the
>> >> tests were built.
>> >> As for the visibility warnings. Visibility is
>> defined in Common\vtkABI.h
>> >> though it "should" be defining the windows
>> declspecs for Cygwin and not
>> >> using __attribute__ visibility (Assuming we're
>> talking about the same
>> >> visibility). Feel free to dig deeper. Dash14 is
>> extremely slow so I may not
>> >> have any further information until tomorrow.
>> >>
>> >> On Wed, Sep 22, 2010 at 8:24 AM, Bill Lorensen
>> <bill.lorensen at gmail.com>
>> >> wrote:
>> >>>
>> >>> Dave,
>> >>>
>> >>> I see today that the cygwin build is getting
>> closer. But none of the
>> >>> tests are running.
>> >>>
>> >>> I am using cygwin version 1.7.7, gcc-4.3.4 and
>> cmake 2.6-patch4.
>> >>>
>> >>> I build with shared libs on.
>> >>>
>> >>> I had to patch one file:
>> Utilities/Cosmo/ParticleDistribute.cxx
>> >>>
>> >>> All built fine except that I get thousands of
>> warnings about
>> >>> "visibility attribute not supported in this
>> configuration".
>> >>>
>> >>> All but 8 tests passed.
>> >>>
>> >>> I think I'll build cmake 2.8 and see if it
>> solves the visibility issue.
>> >>>
>> >>> Bill
>> >>>
>> >>> On Tue, Sep 21, 2010 at 9:38 AM, Dave Partyka
>> <dave.partyka at kitware.com>
>> >>> wrote:
>> >>> > It's there now. Are these any of the
>> compile errors you guys were
>> >>> > experiencing?
>> >>> > http://www.cdash.org/CDash/viewBuildError.php?buildid=727533
>> >>> > This cygwin is using gcc-3.4.4. I am
>> pretty tempted to see if I can
>> >>> > update
>> >>> > it to at least 4.x.
>> >>> >
>> >>> > On Mon, Sep 20, 2010 at 5:40 PM, Dave
>> Partyka <dave.partyka at kitware.com>
>> >>> > wrote:
>> >>> >>
>> >>> >> It should be all set now. We should
>> get some feedback on the dashboard
>> >>> >> tomorrow.
>> >>> >>
>> >>> >> On Mon, Sep 20, 2010 at 5:04 PM, Dave
>> Partyka
>> >>> >> <dave.partyka at kitware.com>
>> >>> >> wrote:
>> >>> >>>
>> >>> >>> Okay, I'll build it by hand on
>> Dash14.
>> >>> >>>
>> >>> >>> On Mon, Sep 20, 2010 at 5:02 PM,
>> Bill Lorensen
>> >>> >>> <bill.lorensen at gmail.com>
>> >>> >>> wrote:
>> >>> >>>>
>> >>> >>>> Dave,
>> >>> >>>>
>> >>> >>>> I think it would be good to
>> verify that vtk cygwin builds with cmake
>> >>> >>>> 2.8.x. I know it builds with
>> 2.6.
>> >>> >>>>
>> >>> >>>> David Doria and I have been
>> going around on this for a few weeks. He
>> >>> >>>> has been working with a
>> cygwin guy to resolve the issue, but their
>> >>> >>>> solution looks complex to me.
>> It would be good to have "the experts"
>> >>> >>>> verify that VTK can indeed be
>> built with cygwin and cmake 2.8.x.
>> >>> >>>>
>> >>> >>>> Bill
>> >>> >>>>
>> >>> >>>> On Mon, Sep 20, 2010 at 4:52
>> PM, Dave Partyka
>> >>> >>>> <dave.partyka at kitware.com>
>> >>> >>>> wrote:
>> >>> >>>> > Hi Bill,
>> >>> >>>> > Dash14 used to do this
>> build. It stopped working because we need
>> >>> >>>> > cmake
>> >>> >>>> > 2.8.x
>> >>> >>>> > to drive the dashboard
>> because only 2.8.x knows how to update git
>> >>> >>>> > repositories. I built a
>> cygwin 2.8.2 release binary and have been
>> >>> >>>> > working
>> >>> >>>> > with Bill Hoffman on
>> getting it submitted to the cygwin package
>> >>> >>>> > managers.
>> >>> >>>> > Once it's done, I can
>> update dash14 packages with their package
>> >>> >>>> > manager.
>> >>> >>>> > If this is critical for
>> you I can build cmake 2.8.2 by hand on that
>> >>> >>>> > machine.
>> >>> >>>> > Otherwise I will wait
>> for the cygwin guys to make the package
>> >>> >>>> > available
>> >>> >>>> > through their package
>> manager.
>> >>> >>>> >
>> >>> >>>> > On Mon, Sep 20, 2010 at
>> 4:45 PM, Bill Lorensen
>> >>> >>>> > <bill.lorensen at gmail.com>
>> >>> >>>> > wrote:
>> >>> >>>> >>
>> >>> >>>> >> Folks,
>> >>> >>>> >>
>> >>> >>>> >> At one time, kitware
>> had a cygwin build for VTK. Can someone
>> >>> >>>> >> revive
>> >>> >>>> >> that? We need to
>> verify that VTK still builds with cygwin and
>> >>> >>>> >> cmake
>> >>> >>>> >> 2.8.2...
>> >>> >>>> >>
>> >>> >>>> >> Bill
>> >>> >>>> >>
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>> >>> >
>> >>> >
>> >>
>> >>
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