Re: [boost] New libraries should provide forward declarations? (Benoit))

From: rtsweng-sw_at_[hidden]
Date: 2008-08-22 11:34:23

>>>That would make it possible to easily separate the compilation of 
>>>boost classes (or at least their methods) from that of user-defined 
>>>classes. 
>> No, unfortunately, it wouldn't, because you have to pull in the 
>> definitions to use the template class, what you want is precompiled 
>> headers. 

>This is not exactly true. I already use such an approach in my own 
>developments. 
>The idea is to use concepts to make sure that the right member 
>functions are called inside a cpp file and therefore will be compiled 
>and usable everywhere.That would mean pulling in all related 
>implementation details... But only for one compilation unit (created 
>with that purpose in mind). Other compilation units would only have 
>access to template class definitions. For that matter, i personally 
>use the .h extension for template class definitions and .hpp for 
>template class method definitions (but that's only an example of what 
>could be done). 

>Note that i agree that it would also bring a readability benefit to 
>the source code. 

>Benoît 


This sounds exactly like
what I am trying to do, I already split the declarations into .h files
and the definitions into .hpp. Can you give a brief example of using a
single .cpp file for compilation? Is this done like MSVC stdafx files?

Thanks,
Robert
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