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List:       kde-core-devel
Subject:    Re: [Patch] fix compile kdecore with msvc
From:       Christian Ehrlicher <Ch.Ehrlicher () gmx ! de>
Date:       2005-10-30 17:08:37
Message-ID: 4364FE15.5090009 () gmx ! de
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André Wöbbeking schrieb:

> On Sunday 30 October 2005 17:49, Thiago Macieira wrote:
> 
>>Christian Ehrlicher wrote:
>>
>>>>You cannot compare two structs unless they provide operator==.
>>>>
>>>>Since KResolverEntry doesn't, you cannot compare two
>>>>KResolverResults. You're not supposed to, either, nor transform it
>>>>into a set or vector.
>>>
>>>But when you export the class, you have to provide a complete class
>>>interface with all functions implemented...
>>
>>No, I don't agree. Why should I provide functions that are not meant
>>to be called, ever?
> 
> 
> I think this is all about template instantiation. AFAIK msvc wants to 
> instantiate the whole template class while gcc instantiate on demand.
Msvc also instantiate only on demand (otherwise I couldn't compile
kdecore without KDE_EXPORT macro in KResolverResults), but when
exporting it in a dll, you have to provide the full instantiated class
(and I don't think gcc can do this another way when using visibility
feature).

Christian
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