Re: [Boost-users] Boost Serialization with a dynamically loaded sharedlibrary

From: Jeshua Bratman (bratman_at_[hidden])
Date: 2007-08-13 15:47:07

I got it to compile, see my second reply to your last message.

Robert Ramey wrote:
> 
> Hmm - I just compiled it on a couple of cmpilers here. gcc 34,
> MSVC 7.1, borland 5.64.
> 
> I'm using boost 1.34 + improvements in the serializaiton lirbrar
> so it might not be the same as you.
> 
> What version of boost are you using?
> What version of gcc?
> 
> If its 1.33 or below try  using the following header setup:
> 
>> #include <boost/archive/text_oarchive.hpp>
>> #include <boost/archive/text_iarchive.hpp>
> 
>> #include <boost/serialization/base_object.hpp>
> #include <boost/include/export.hpp>
> 
> Robert Ramey
> 
> Jeshua Bratman wrote:
>> Robert Ramey wrote:
>>>
>>> I compiled this code with the change below. Uncomment
>>> one of the serialization functions.
>>>
>>
>> Hmm. I still couldn't compile it with those changes. Here's the cpp
>> file I tried to compile:
>>
>> error.cpp:
>> #include <boost/serialization/base_object.hpp>
>> #include <boost/archive/text_oarchive.hpp>
>> #include <boost/archive/text_iarchive.hpp>
>>
>>
>> //BASE
>> class base
>> {
>> public:
>>  virtual void virt_func() = 0;
>> };
>> BOOST_IS_ABSTRACT(base);
>>
>> //DERIVED
>> class derived : public base
>> {
>> public:
>>  void virt_func() {}
>>  template<class Archive>
>>  void serialize(Archive& ar, const unsigned int version);
>> };
>> #include <boost/serialization/export.hpp>
>> BOOST_CLASS_EXPORT_GUID(derived,"derived")
>>
>>
>> //MAIN
>> int main()
>> {
>>  return 0;
>> }
>>
>>
>> And when I try to compile it:
>>
>>
>> $ g++ error.cpp -lboost_serialization
>>
>> /usr/include/boost/serialization/export.hpp: In static member function
>> 'static void
>> boost::archive::detail::guid_initializer<T>::export_register(const
>> char*) [with T = derived]':
>> /usr/include/boost/serialization/export.hpp:155:   instantiated from
>> 'boost::archive::detail::guid_initializer<T>::guid_initializer(const
>> char*) [with T = derived]'
>> error.cpp:23:   instantiated from here
>> /usr/include/boost/serialization/export.hpp:146: error: incomplete
>> type 'boost::serialization::extended_type_info_null<derived>' used in
>> nested name specifier
>> /usr/include/boost/archive/detail/oserializer.hpp: In constructor
>> 'boost::archive::detail::pointer_oserializer<T,
>> Archive>::pointer_oserializer() [with T = derived, Archive =
>> boost::archive::text_oarchive]':
>> /usr/include/boost/archive/detail/oserializer.hpp:198:   instantiated
>> from 'const boost::archive::detail::pointer_oserializer<derived,
>> boost::archive::text_oarchive>
>> boost::archive::detail::pointer_oserializer<derived,
>> boost::archive::text_oarchive>::instance'
>> /usr/include/boost/archive/detail/oserializer.hpp:190:   instantiated
>> from 'static const boost::archive::detail::pointer_oserializer<T,
>> Archive>& boost::archive::detail::pointer_oserializer<T,
>> Archive>::instantiate() [with T = derived, Archive =
>> boost::archive::text_oarchive]'
>> /usr/include/boost/archive/detail/oserializer.hpp:515:   instantiated
>> from 'const boost::archive::detail::basic_pointer_oserializer&
>> boost::archive::detail::instantiate_pointer_oserializer(Archive*, T*)
>> [with Archive = boost::archive::text_oarchive, T = derived]'
>> /usr/include/boost/serialization/export.hpp:83:   instantiated from
>> 'static void boost::archive::detail::export_impl::archive<Archive,
>> T>::o::invoke() [with Archive = boost::archive::text_oarchive, T =
>> derived]' /usr/include/boost/serialization/export.hpp:105:
>> instantiated from 'static void
>> boost::archive::detail::export_impl::archive<Archive,
>> T>::instantiate() [with Archive = boost::archive::text_oarchive, T =
>> derived]' ... ... ...
>> [Lots more errors] 
> 
> 
> 
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