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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_octave_fstream_h) |
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24 #define octave_octave_fstream_h 1 |
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25 |
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26 #include <fstream> |
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27 #include <string> |
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28 |
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29 #include "oct-stream.h" |
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30 |
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31 class |
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32 octave_fstream : public octave_base_stream |
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33 { |
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34 public: |
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35 |
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36 octave_fstream (const std::string& nm_arg, |
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37 std::ios::openmode arg_md = std::ios::in|std::ios::out, |
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38 oct_mach_info::float_format flt_fmt |
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39 = oct_mach_info::native_float_format ()); |
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40 |
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41 static octave_stream |
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42 create (const std::string& nm_arg, |
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43 std::ios::openmode arg_md = std::ios::in|std::ios::out, |
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44 oct_mach_info::float_format flt_fmt |
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45 = oct_mach_info::native_float_format ()); |
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46 |
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47 // Position a stream at OFFSET relative to ORIGIN. |
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48 |
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49 int seek (long offset, int origin); |
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50 |
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51 // Return current stream position. |
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52 |
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53 long tell (void); |
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54 |
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55 // Return non-zero if EOF has been reached on this stream. |
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56 |
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57 bool eof (void) const; |
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58 |
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59 void do_close (void); |
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60 |
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61 // The name of the file. |
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62 |
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63 std::string name (void) const { return nm; } |
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64 |
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65 std::istream *input_stream (void); |
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66 |
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67 std::ostream *output_stream (void); |
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68 |
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69 protected: |
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70 |
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71 ~octave_fstream (void) { } |
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72 |
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73 private: |
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74 |
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75 std::string nm; |
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76 |
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77 std::fstream fs; |
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78 |
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79 // No copying! |
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80 |
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81 octave_fstream (const octave_fstream&); |
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82 |
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83 octave_fstream& operator = (const octave_fstream&); |
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84 }; |
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85 |
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86 #endif |
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87 |
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88 /* |
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89 ;;; Local Variables: *** |
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90 ;;; mode: C++ *** |
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91 ;;; End: *** |
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92 */ |
