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1 /* |
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2 |
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3 Copyright (C) 1996, 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2007 |
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4 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_octave_fstream_h) |
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25 #define octave_octave_fstream_h 1 |
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26 |
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27 #include <fstream> |
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28 #include <string> |
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29 |
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30 #include "oct-stream.h" |
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31 |
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32 class |
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33 octave_fstream : public octave_base_stream |
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34 { |
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35 public: |
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36 |
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37 octave_fstream (const std::string& nm_arg, |
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38 std::ios::openmode arg_md = std::ios::in|std::ios::out, |
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39 oct_mach_info::float_format flt_fmt |
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40 = oct_mach_info::native_float_format ()); |
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41 |
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42 static octave_stream |
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43 create (const std::string& nm_arg, |
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44 std::ios::openmode arg_md = std::ios::in|std::ios::out, |
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45 oct_mach_info::float_format flt_fmt |
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46 = oct_mach_info::native_float_format ()); |
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47 |
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48 // Position a stream at OFFSET relative to ORIGIN. |
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49 |
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50 int seek (long offset, int origin); |
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51 |
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52 // Return current stream position. |
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53 |
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54 long tell (void); |
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55 |
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56 // Return non-zero if EOF has been reached on this stream. |
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57 |
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58 bool eof (void) const; |
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59 |
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60 void do_close (void); |
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61 |
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62 // The name of the file. |
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63 |
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64 std::string name (void) const { return nm; } |
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65 |
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66 std::istream *input_stream (void); |
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67 |
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68 std::ostream *output_stream (void); |
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69 |
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70 protected: |
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71 |
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72 ~octave_fstream (void) { } |
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73 |
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74 private: |
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75 |
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76 std::string nm; |
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77 |
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78 std::fstream fs; |
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79 |
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80 // No copying! |
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81 |
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82 octave_fstream (const octave_fstream&); |
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83 |
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84 octave_fstream& operator = (const octave_fstream&); |
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85 }; |
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86 |
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87 #endif |
