[PD-dev] C++ templates - question

[Thomas Grill]

Hi Georg,
are you sure the gcc compiler can handle template code to be compiled in
separate object files?
I would try to include the TPDContainer.cpp into TPDContainer.h, just as for
NT defined. (line 122)

best greetings,
Thomas


----- Original Message ----- 
From: "Georg Holzmann" <grhPD at gmx.at>
To: <pd-dev at iem.at>
Sent: Tuesday, October 12, 2004 4:29 PM
Subject: [PD-dev] C++ templates - question


> Hi List, hi C++Experts!
>
> I have a problem with C++-Templates.
> I currently try to implement all the C++ STL-Containers and decided to
make
> it with templates, because a lot of them have the same methods.
> The attached program is only the map (I know it's the same as pool, but
> there will follow the other containers...).
>
> The problem:
> Everything compiles fine, but in PD:
> /win/Georg/PD-Externals/PDContainer/h_map.pd_linux:
> /win/Georg/PD-Externals/PDContainer/h_map.pd_linux: undefined symbol:
>
_ZN12TPDContainerISt3mapI7Element5_atom7CompareSaISt4pairIKS1_S2_EEESt17_Rb_
tree_iteratorIS6_RS6_PS6_EE8clearAllEv
>  h_map
> ... couldn't create
>
> a c++filt gives me the method:
> c++filt
>
_ZN12TPDContainerISt3mapI7Element5_atom7CompareSaISt4pairIKS1_S2_EEESt17_Rb_
tree_iteratorIS6_RS6_PS6_EE8clearAllEv
> TPDContainer<std::map<Element, _atom, Compare,
> std::allocator<std::pair<Elementconst, _atom> > >,
> std::_Rb_tree_iterator<std::pair<Element const, _atom>, std::pair<Element
> const, _atom>&, std::pair<Element const, _atom>*> >::clearAll()
>
> This method is in the Base Class TPDContainer and the map (class HMap)
> should have access to this method!
> If I override this method directly in class HMap the undifined symbol is
in
> the method from the Base class TPDContainer.
>
> Maybe it is a real trivial problem and some C++Expert could point me to it
> (or maybe the makefile should be modified ?)
>
> Thanks for any help,
>
> LG
> Georg
>
> -- 
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