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{
    std::size_t l; // number of wchar_t !!!
    this->This()->load(l);
    load_binary(ws, l * sizeof(wchar_t) / sizeof(char));
    ws[l] = L'\0';
}

template<class Archive, class Elem, class Tr>
BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
basic_binary_iprimitive<Archive, Elem, Tr>::load(std::string & s)
{
    std::size_t l;
    this->This()->load(l);
    // borland de-allocator fixup
    #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
    if(NULL != s.data())
    #endif
        s.resize(l);
    // note breaking a rule here - could be a problem on some platform
    if(0 < l)
        load_binary(&(*s.begin()), l);
}

#ifndef BOOST_NO_CWCHAR
template<class Archive, class Elem, class Tr>
BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
basic_binary_iprimitive<Archive, Elem, Tr>::load(char * s)
{
    std::size_t l;
    this->This()->load(l);
    load_binary(s, l);
    s[l] = '\0';
}
#endif

#ifndef BOOST_NO_STD_WSTRING
template<class Archive, class Elem, class Tr>
BOOST_ARCHIVE_OR_WARCHIVE_DECL(void)
basic_binary_iprimitive<Archive, Elem, Tr>::load(std::wstring & ws)
{
    std::size_t l;
    this->This()->load(l);
    // borland de-allocator fixup
    #if BOOST_WORKAROUND(_RWSTD_VER, BOOST_TESTED_AT(20101))
    if(NULL != ws.data())
    #endif
        ws.resize(l);
    // note breaking a rule here - is could be a problem on some platform
    load_binary(const_cast<wchar_t *>(ws.data()), l * sizeof(wchar_t) / sizeof(char));
}
#endif

template<class Archive, class Elem, class Tr>
BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
basic_binary_iprimitive<Archive, Elem, Tr>::basic_binary_iprimitive(
    std::basic_streambuf<Elem, Tr> & sb, 
    bool no_codecvt
) :
#ifndef BOOST_NO_STD_LOCALE
    m_sb(sb),
    archive_locale(NULL),
    locale_saver(m_sb)
{
    if(! no_codecvt){
        archive_locale.reset(
            boost::archive::add_facet(
                std::locale::classic(),
                new codecvt_null<Elem>
            )
        );
        m_sb.pubimbue(* archive_locale);
    }
}
#else
    m_sb(sb)
{}
#endif

// some libraries including stl and libcomo fail if the
// buffer isn't flushed before the code_cvt facet is changed.
// I think this is a bug.  We explicity invoke sync to when
// we're done with the streambuf to work around this problem.
// Note that sync is a protected member of stream buff so we
// have to invoke it through a contrived derived class.
namespace detail {
// note: use "using" to get past msvc bug
using namespace std;
template<class Elem, class Tr>
class input_streambuf_access : public std::basic_streambuf<Elem, Tr> {
    public:
        virtual int sync(){
#if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3206))
            return this->basic_streambuf::sync();
#else
            return this->basic_streambuf<Elem, Tr>::sync();
#endif
        }
};
} // detail

// scoped_ptr requires that archive_locale be a complete type at time of
// destruction so define destructor here rather than in the header
template<class Archive, class Elem, class Tr>
BOOST_ARCHIVE_OR_WARCHIVE_DECL(BOOST_PP_EMPTY())
basic_binary_iprimitive<Archive, Elem, Tr>::~basic_binary_iprimitive(){
    // push back unread characters
    //destructor can't throw !
    try{
        static_cast<detail::input_streambuf_access<Elem, Tr> &>(m_sb).sync();
    }
    catch(...){
    }
}

} // namespace archive
} // namespace boost