161 lines
5.2 KiB
C++
161 lines
5.2 KiB
C++
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// xml_woarchive_impl.ipp:
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/config.hpp>
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#ifndef BOOST_NO_STD_WSTREAMBUF
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#include <ostream>
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#include <string>
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#include <algorithm>
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#include <locale>
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#include <boost/config.hpp> // msvc 6.0 needs this to suppress warnings
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// for BOOST_DEDUCED_TYPENAME
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#include <cstring> // strlen
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#include <cstdlib> // mbtowc
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#include <cwchar> // wcslen
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#if defined(BOOST_NO_STDC_NAMESPACE)
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namespace std{
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using ::strlen;
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#if ! defined(BOOST_NO_INTRINSIC_WCHAR_T)
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using ::mbtowc;
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using ::wcslen;
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#endif
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} // namespace std
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#endif
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#include <boost/serialization/throw_exception.hpp>
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#include <boost/serialization/pfto.hpp>
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#include <boost/archive/iterators/xml_escape.hpp>
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#include <boost/archive/iterators/wchar_from_mb.hpp>
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#include <boost/archive/iterators/ostream_iterator.hpp>
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#include <boost/archive/iterators/dataflow_exception.hpp>
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#include <boost/archive/add_facet.hpp>
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#include <boost/archive/detail/utf8_codecvt_facet.hpp>
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namespace boost {
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namespace archive {
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// implemenations of functions specific to wide char archives
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// copy chars to output escaping to xml and widening characters as we go
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template<class InputIterator>
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void save_iterator(std::wostream &os, InputIterator begin, InputIterator end){
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typedef iterators::wchar_from_mb<
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iterators::xml_escape<InputIterator>
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> xmbtows;
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std::copy(
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(begin)),
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(end)),
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boost::archive::iterators::ostream_iterator<wchar_t>(os)
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);
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}
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template<class Archive>
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BOOST_WARCHIVE_DECL(void)
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xml_woarchive_impl<Archive>::save(const std::string & s){
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// note: we don't use s.begin() and s.end() because dinkumware
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// doesn't have string::value_type defined. So use a wrapper
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// around these values to implement the definitions.
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const char * begin = s.data();
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const char * end = begin + s.size();
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save_iterator(os, begin, end);
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}
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#ifndef BOOST_NO_STD_WSTRING
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template<class Archive>
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BOOST_WARCHIVE_DECL(void)
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xml_woarchive_impl<Archive>::save(const std::wstring & ws){
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#if 0
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typedef iterators::xml_escape<std::wstring::const_iterator> xmbtows;
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std::copy(
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws.begin())),
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws.end())),
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boost::archive::iterators::ostream_iterator<wchar_t>(os)
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);
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#endif
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typedef iterators::xml_escape<const wchar_t *> xmbtows;
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std::copy(
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws.data())),
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws.data() + ws.size())),
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boost::archive::iterators::ostream_iterator<wchar_t>(os)
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);
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}
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#endif //BOOST_NO_STD_WSTRING
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template<class Archive>
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BOOST_WARCHIVE_DECL(void)
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xml_woarchive_impl<Archive>::save(const char * s){
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save_iterator(os, s, s + std::strlen(s));
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}
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#ifndef BOOST_NO_INTRINSIC_WCHAR_T
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template<class Archive>
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BOOST_WARCHIVE_DECL(void)
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xml_woarchive_impl<Archive>::save(const wchar_t * ws){
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os << ws;
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typedef iterators::xml_escape<const wchar_t *> xmbtows;
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std::copy(
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws)),
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xmbtows(BOOST_MAKE_PFTO_WRAPPER(ws + std::wcslen(ws))),
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boost::archive::iterators::ostream_iterator<wchar_t>(os)
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);
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}
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#endif
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template<class Archive>
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BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
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xml_woarchive_impl<Archive>::xml_woarchive_impl(
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std::wostream & os_,
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unsigned int flags
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) :
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basic_text_oprimitive<std::wostream>(
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os_,
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true // don't change the codecvt - use the one below
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),
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basic_xml_oarchive<Archive>(flags)
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{
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// Standard behavior is that imbue can be called
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// a) before output is invoked or
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// b) after flush has been called. This prevents one-to-many
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// transforms (such as one to many transforms from getting
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// mixed up. Unfortunately, STLPort doesn't respect b) above
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// so the restoration of the original archive locale done by
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// the locale_saver doesn't get processed,
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// before the current one is destroyed.
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// so the codecvt doesn't get replaced with the orginal
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// so closing the stream invokes codecvt::do_unshift
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// so it crashes because the corresponding locale that contained
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// the codecvt isn't around any more.
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// we can hack around this by using a static codecvt that never
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// gets destroyed.
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if(0 == (flags & no_codecvt)){
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boost::archive::detail::utf8_codecvt_facet *pfacet;
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#if defined(__SGI_STL_PORT)
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static boost::archive::detail::utf8_codecvt_facet
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facet(static_cast<size_t>(1));
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pfacet = & facet;
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#else
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pfacet = new boost::archive::detail::utf8_codecvt_facet;
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#endif
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archive_locale.reset(add_facet(std::locale::classic(), pfacet));
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os.imbue(* archive_locale);
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}
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if(0 == (flags & no_header))
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this->init();
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}
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} // namespace archive
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} // namespace boost
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#endif //BOOST_NO_STD_WSTREAMBUF
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