wpath_traits::external_string_type wpath_traits::to_external( const wpath & ph, const internal_string_type & src ) { locked = true; std::size_t work_size( converter()->max_length() * (src.size()+1) ); boost::scoped_array<char> work( new char[ work_size ] ); std::mbstate_t state = std::mbstate_t(); // perhaps unneeded, but cuts bug reports const internal_string_type::value_type * from_next; external_string_type::value_type * to_next; if ( converter()->out( state, src.c_str(), src.c_str()+src.size(), from_next, work.get(), work.get()+work_size, to_next ) != std::codecvt_base::ok ) boost::throw_exception( boost::filesystem::wfilesystem_error( "boost::filesystem::wpath::to_external conversion error", ph, system::error_code( system::posix::invalid_argument, system::system_category ) ) ); *to_next = '\0'; return external_string_type( work.get() ); }
mbpath_traits::external_string_type mbpath_traits::to_external( const mbpath & ph, const internal_string_type & src ) { std::size_t work_size( cvt->max_length() * (src.size()+1) ); boost::scoped_array<char> work( new char[ work_size ] ); std::mbstate_t state; const internal_string_type::value_type * from_next; external_string_type::value_type * to_next; if ( cvt->out( state, src.c_str(), src.c_str()+src.size(), from_next, work.get(), work.get()+work_size, to_next ) != std::codecvt_base::ok ) boost::throw_exception<fs::basic_filesystem_error<mbpath> >( fs::basic_filesystem_error<mbpath>( "user::mbpath::to_external conversion error", ph, boost::system::error_code( EINVAL, boost::system::errno_ecat ) ) ); *to_next = '\0'; return external_string_type( work.get() ); }