boost/archive/text_wiarchive.hpp

   1 #ifndef BOOST_ARCHIVE_TEXT_WIARCHIVE_HPP
   2 #define BOOST_ARCHIVE_TEXT_WIARCHIVE_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // text_wiarchive.hpp
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18
  19 #include <boost/config.hpp>
  20 #ifdef BOOST_NO_STD_WSTREAMBUF
  21 #error "wide char i/o not supported on this platform"
  22 #else
  23
  24 #include <istream>
  25
  26 #include <boost/archive/detail/auto_link_warchive.hpp>
  27 #include <boost/archive/basic_text_iprimitive.hpp>
  28 #include <boost/archive/basic_text_iarchive.hpp>
  29
  30 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
  31
  32 namespace boost {
  33 namespace archive {
  34
  35 template<class Archive>
  36 class text_wiarchive_impl :
  37     public basic_text_iprimitive<std::wistream>,
  38     public basic_text_iarchive<Archive>
  39 {
  40 #ifdef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
  41 public:
  42 #else
  43     friend class detail::interface_iarchive<Archive>;
  44     friend class basic_text_iarchive<Archive>;
  45     friend class load_access;
  46 protected:
  47 #endif
  48     template<class T>
  49     void load(T & t){
  50         basic_text_iprimitive<std::wistream>::load(t);
  51     }
  52     BOOST_WARCHIVE_DECL(void)
  53     load(char * t);
  54     #ifndef BOOST_NO_INTRINSIC_WCHAR_T
  55     BOOST_WARCHIVE_DECL(void)
  56     load(wchar_t * t);
  57     #endif
  58     BOOST_WARCHIVE_DECL(void)
  59     load(std::string &s);
  60     #ifndef BOOST_NO_STD_WSTRING
  61     BOOST_WARCHIVE_DECL(void)
  62     load(std::wstring &ws);
  63     #endif
  64     // note: the following should not needed - but one compiler (vc 7.1)
  65     // fails to compile one test (test_shared_ptr) without it !!!
  66     template<class T>
  67     void load_override(T & t, BOOST_PFTO int){
  68         basic_text_iarchive<Archive>::load_override(t, 0);
  69     }
  70     BOOST_WARCHIVE_DECL(BOOST_PP_EMPTY())
  71     text_wiarchive_impl(std::wistream & is, unsigned int flags);
  72     ~text_wiarchive_impl(){};
  73 };
  74
  75 // do not derive from the classes below.  If you want to extend this functionality
  76 // via inhertance, derived from text_iarchive_impl instead.  This will
  77 // preserve correct static polymorphism.
  78
  79 // same as text_wiarchive below - without the shared_ptr_helper
  80 class naked_text_wiarchive :
  81     public text_wiarchive_impl<naked_text_wiarchive>
  82 {
  83 public:
  84     naked_text_wiarchive(std::wistream & is, unsigned int flags = 0) :
  85         text_wiarchive_impl<naked_text_wiarchive>(is, flags)
  86     {}
  87     ~naked_text_wiarchive(){}
  88 };
  89
  90 } // namespace archive
  91 } // namespace boost
  92
  93 // note special treatment of shared_ptr. This type needs a special
  94 // structure associated with every archive.  We created a "mix-in"
  95 // class to provide this functionality.  Since shared_ptr holds a
  96 // special esteem in the boost library - we included it here by default.
  97 #include <boost/archive/shared_ptr_helper.hpp>
  98
  99 namespace boost {
 100 namespace archive {
 101
 102 class text_wiarchive :
 103     public text_wiarchive_impl<text_wiarchive>,
 104     public detail::shared_ptr_helper
 105 {
 106 public:
 107     text_wiarchive(std::wistream & is, unsigned int flags = 0) :
 108         text_wiarchive_impl<text_wiarchive>(is, flags)
 109     {}
 110     ~text_wiarchive(){}
 111 };
 112
 113 } // namespace archive
 114 } // namespace boost
 115
 116 // required by export
 117 BOOST_SERIALIZATION_REGISTER_ARCHIVE(boost::archive::text_wiarchive)
 118
 119 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
 120
 121 #endif // BOOST_NO_STD_WSTREAMBUF
 122 #endif // BOOST_ARCHIVE_TEXT_WIARCHIVE_HPP