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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_function_h) |
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24 #define octave_function_h 1 |
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25 |
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26 #if defined (__GNUG__) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include <ctime> |
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31 |
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32 #include <string> |
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33 |
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34 #include "oct-alloc.h" |
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35 #include "oct-time.h" |
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36 #include "ov-base.h" |
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37 #include "ov-typeinfo.h" |
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38 |
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39 class tree_walker; |
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40 |
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41 // Functions. |
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42 |
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43 class |
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44 octave_function : public octave_base_value |
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45 { |
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46 public: |
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47 |
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48 octave_function (const octave_function& f) |
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49 : octave_base_value (), my_name (f.my_name), doc (f.doc) { } |
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50 |
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51 ~octave_function (void) { } |
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52 |
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53 // This should only be called for derived types. |
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54 |
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55 octave_function *clone (void); |
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56 |
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57 bool is_defined (void) const { return true; } |
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58 |
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59 bool is_function (void) const { return true; } |
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60 |
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61 virtual bool is_system_fcn_file (void) { return false; } |
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62 |
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63 virtual string fcn_file_name (void) const { return string (); } |
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64 |
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65 virtual void mark_fcn_file_up_to_date (const octave_time&) { } |
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66 |
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67 virtual octave_time time_parsed (void) const |
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68 { return octave_time (static_cast<time_t> (0)); } |
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69 |
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70 virtual octave_time time_checked (void) const |
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71 { return octave_time (static_cast<time_t> (0)); } |
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72 |
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73 string name (void) const { return my_name; } |
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74 |
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75 string doc_string (void) const { return doc; } |
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76 |
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77 virtual void accept (tree_walker&) { } |
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78 |
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79 protected: |
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80 |
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81 octave_function (const string& nm, const string& ds) |
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82 : my_name (nm), doc (ds) { } |
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83 |
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84 private: |
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85 |
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86 octave_function (void); |
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87 |
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88 // The name of this function. |
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89 string my_name; |
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90 |
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91 // The help text for this function. |
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92 string doc; |
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93 |
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94 DECLARE_OCTAVE_ALLOCATOR |
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95 }; |
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96 |
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97 #endif |
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98 |
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99 /* |
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100 ;; Local Variables: *** |
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101 ;; mode: C++ *** |
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102 ;; End: *** |
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103 */ |
