Chris@16: //  boost/filesystem/fstream.hpp  ------------------------------------------------------//
Chris@16: 
Chris@16: //  Copyright Beman Dawes 2002
Chris@16: 
Chris@16: //  Distributed under the Boost Software License, Version 1.0.
Chris@16: //  See http://www.boost.org/LICENSE_1_0.txt
Chris@16: 
Chris@16: //  Library home page: http://www.boost.org/libs/filesystem
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------// 
Chris@16: 
Chris@16: #ifndef BOOST_FILESYSTEM3_FSTREAM_HPP
Chris@16: #define BOOST_FILESYSTEM3_FSTREAM_HPP
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: 
Chris@16: # if defined( BOOST_NO_STD_WSTRING )
Chris@16: #   error Configuration not supported: Boost.Filesystem V3 and later requires std::wstring support
Chris@16: # endif
Chris@16: 
Chris@16: #include <boost/filesystem/path.hpp>
Chris@16: #include <iosfwd>
Chris@16: #include <fstream>
Chris@16: 
Chris@16: #include <boost/config/abi_prefix.hpp> // must be the last #include
Chris@16: 
Chris@16: //  on Windows, except for standard libaries known to have wchar_t overloads for
Chris@16: //  file stream I/O, use path::string() to get a narrow character c_str()
Chris@16: #if defined(BOOST_WINDOWS_API) \
Chris@16:   && (!defined(_CPPLIB_VER) || _CPPLIB_VER < 405 || defined(_STLPORT_VERSION))
Chris@16:   // !Dinkumware || early Dinkumware || STLPort masquerading as Dinkumware
Chris@16: # define BOOST_FILESYSTEM_C_STR string().c_str()  // use narrow, since wide not available
Chris@16: #else  // use the native c_str, which will be narrow on POSIX, wide on Windows
Chris@16: # define BOOST_FILESYSTEM_C_STR c_str()
Chris@16: #endif
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16: namespace filesystem
Chris@16: {
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: //                                  basic_filebuf                                       //
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: 
Chris@16:   template < class charT, class traits = std::char_traits<charT> >
Chris@16:   class basic_filebuf : public std::basic_filebuf<charT,traits>
Chris@16:   {
Chris@16:   private: // disallow copying
Chris@16:     basic_filebuf(const basic_filebuf&);
Chris@16:     const basic_filebuf& operator=(const basic_filebuf&);
Chris@16: 
Chris@16:   public:
Chris@16:     basic_filebuf() {}
Chris@16:     virtual ~basic_filebuf() {}
Chris@16: 
Chris@16:     basic_filebuf<charT,traits>*
Chris@16:       open(const path& p, std::ios_base::openmode mode) 
Chris@16:     {
Chris@16:       return std::basic_filebuf<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, mode)
Chris@16:         ? this : 0;
Chris@16:     }
Chris@16:   };
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: //                                 basic_ifstream                                       //
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: 
Chris@16:   template < class charT, class traits = std::char_traits<charT> >
Chris@16:   class basic_ifstream : public std::basic_ifstream<charT,traits>
Chris@16:   {
Chris@16:   private: // disallow copying
Chris@16:     basic_ifstream(const basic_ifstream&);
Chris@16:     const basic_ifstream& operator=(const basic_ifstream&);
Chris@16: 
Chris@16:   public:
Chris@16:     basic_ifstream() {}
Chris@16: 
Chris@16:     // use two signatures, rather than one signature with default second
Chris@16:     // argument, to workaround VC++ 7.1 bug (ID VSWhidbey 38416)
Chris@16: 
Chris@16:     explicit basic_ifstream(const path& p)
Chris@16:       : std::basic_ifstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR, std::ios_base::in) {}
Chris@16: 
Chris@16:     basic_ifstream(const path& p, std::ios_base::openmode mode)
Chris@16:       : std::basic_ifstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR, mode) {}
Chris@16: 
Chris@16:     void open(const path& p)
Chris@16:       { std::basic_ifstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, std::ios_base::in); }
Chris@16: 
Chris@16:     void open(const path& p, std::ios_base::openmode mode)
Chris@16:       { std::basic_ifstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, mode); }
Chris@16: 
Chris@16:     virtual ~basic_ifstream() {}
Chris@16:   };
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: //                                 basic_ofstream                                       //
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: 
Chris@16:   template < class charT, class traits = std::char_traits<charT> >
Chris@16:   class basic_ofstream : public std::basic_ofstream<charT,traits>
Chris@16:   {
Chris@16:   private: // disallow copying
Chris@16:     basic_ofstream(const basic_ofstream&);
Chris@16:     const basic_ofstream& operator=(const basic_ofstream&);
Chris@16: 
Chris@16:   public:
Chris@16:     basic_ofstream() {}
Chris@16: 
Chris@16:     // use two signatures, rather than one signature with default second
Chris@16:     // argument, to workaround VC++ 7.1 bug (ID VSWhidbey 38416)
Chris@16: 
Chris@16:     explicit basic_ofstream(const path& p)
Chris@16:       : std::basic_ofstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR, std::ios_base::out) {}
Chris@16: 
Chris@16:     basic_ofstream(const path& p, std::ios_base::openmode mode)
Chris@16:       : std::basic_ofstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR, mode) {}
Chris@16: 
Chris@16:     void open(const path& p)
Chris@16:       { std::basic_ofstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, std::ios_base::out); }
Chris@16: 
Chris@16:     void open(const path& p, std::ios_base::openmode mode)
Chris@16:       { std::basic_ofstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, mode); }
Chris@16: 
Chris@16:     virtual ~basic_ofstream() {}
Chris@16:   };
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: //                                  basic_fstream                                       //
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: 
Chris@16:   template < class charT, class traits = std::char_traits<charT> >
Chris@16:   class basic_fstream : public std::basic_fstream<charT,traits>
Chris@16:   {
Chris@16:   private: // disallow copying
Chris@16:     basic_fstream(const basic_fstream&);
Chris@16:     const basic_fstream & operator=(const basic_fstream&);
Chris@16: 
Chris@16:   public:
Chris@16:     basic_fstream() {}
Chris@16: 
Chris@16:     // use two signatures, rather than one signature with default second
Chris@16:     // argument, to workaround VC++ 7.1 bug (ID VSWhidbey 38416)
Chris@16: 
Chris@16:     explicit basic_fstream(const path& p)
Chris@16:       : std::basic_fstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR,
Chris@16:           std::ios_base::in | std::ios_base::out) {}
Chris@16: 
Chris@16:     basic_fstream(const path& p, std::ios_base::openmode mode)
Chris@16:       : std::basic_fstream<charT,traits>(p.BOOST_FILESYSTEM_C_STR, mode) {}
Chris@16: 
Chris@16:     void open(const path& p)
Chris@16:       { std::basic_fstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR,
Chris@16:           std::ios_base::in | std::ios_base::out); }
Chris@16: 
Chris@16:     void open(const path& p, std::ios_base::openmode mode)
Chris@16:       { std::basic_fstream<charT,traits>::open(p.BOOST_FILESYSTEM_C_STR, mode); }
Chris@16: 
Chris@16:     virtual ~basic_fstream() {}
Chris@16: 
Chris@16:   };
Chris@16: 
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: //                                    typedefs                                          //
Chris@16: //--------------------------------------------------------------------------------------//
Chris@16: 
Chris@16:   typedef basic_filebuf<char> filebuf;
Chris@16:   typedef basic_ifstream<char> ifstream;
Chris@16:   typedef basic_ofstream<char> ofstream;
Chris@16:   typedef basic_fstream<char> fstream;
Chris@16: 
Chris@16:   typedef basic_filebuf<wchar_t> wfilebuf;
Chris@16:   typedef basic_ifstream<wchar_t> wifstream;
Chris@16:   typedef basic_ofstream<wchar_t> wofstream;
Chris@16:   typedef basic_fstream<wchar_t> wfstream;
Chris@16:   
Chris@16: } // namespace filesystem
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
Chris@16: #endif  // BOOST_FILESYSTEM3_FSTREAM_HPP