[Insight-developers] multiple shared ITK libraries on windows

[Gaëtan Lehmann]

Le 21 mars 11 à 18:26, Bill Hoffman a écrit :

> On 3/21/2011 12:44 PM, Bill Lorensen wrote:
>> I have done nothing with wrapping and shared libs. I really don't  
>> know
>> if you will have issues.
>>
>> I hope that I am close with the shared lib issue for the ITK proper.
>> Once that is merged, we can look at the wrapping issues.
>>
>> Bill
>
> It is possible that wrapping could have an issue.  I agree it is too  
> big for one library.  We know modified time is an issue, so we  
> should fix that first.  The class with modified time has to be in a  
> dll on windows for wrapping or plugins to work.  There maybe other  
> globals in vnl or other places in ITK that "could" cause problems.   
> I guess the only way to know is to have good test coverage and see  
> what breaks.
>
> Basically, each dll is just like an executable. It will fully  
> resolve all the symbols it needs including any global variables  
> found in  a static library it is linking to.
>
> It maybe worth some effort to add declspec(dllexport) stuff to vnl.  
> Looks like you can do it to template instances as well:
>
> http://support.microsoft.com/kb/168958
>
> With that done, we would be able to have all dll's and all would be  
> good!  :)
>
> For, now I think we just need to get the basic dll functionality  
> back into ITK.
>

Sounds good to me.

Thanks,

Gaëtan

-- 
Gaëtan Lehmann
Biologie du Développement et de la Reproduction
INRA de Jouy-en-Josas (France)
tel: +33 1 34 65 29 66    fax: 01 34 65 29 09
http://voxel.jouy.inra.fr  http://www.itk.org
http://www.mandriva.org  http://www.bepo.fr

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