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3665
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1 /* |
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2 |
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3 Copyright (C) 2000 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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4192
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23 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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3665
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24 #pragma implementation |
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25 #endif |
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26 |
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27 #ifdef HAVE_CONFIG_H |
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28 #include <config.h> |
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29 #endif |
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30 |
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31 #include "lo-utils.h" |
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32 |
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33 #include "comment-list.h" |
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34 #include "error.h" |
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35 |
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36 octave_comment_buffer *octave_comment_buffer::instance = 0; |
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37 |
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38 bool |
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39 octave_comment_buffer::instance_ok (void) |
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40 { |
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41 bool retval = true; |
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42 |
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43 if (! instance) |
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44 instance = new octave_comment_buffer (); |
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45 |
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46 if (! instance) |
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47 { |
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48 ::error ("unable to create comment buffer object"); |
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49 |
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50 retval = false; |
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51 } |
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52 |
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53 return retval; |
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54 } |
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55 |
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56 void |
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57 octave_comment_buffer::append (const std::string& s, |
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58 octave_comment_elt::comment_type t) |
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59 { |
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60 if (instance_ok ()) |
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61 instance->do_append (s, t); |
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62 } |
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63 |
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64 |
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65 octave_comment_list * |
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66 octave_comment_buffer::get_comment (void) |
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67 { |
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68 return (instance_ok ()) ? instance->do_get_comment () : 0; |
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69 } |
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70 |
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71 void |
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72 octave_comment_buffer::do_append (const std::string& s, |
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73 octave_comment_elt::comment_type t) |
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74 { |
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75 comment_list->append(s, t); |
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76 } |
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77 |
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78 octave_comment_list * |
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79 octave_comment_buffer::do_get_comment (void) |
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80 { |
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81 octave_comment_list *retval = 0; |
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82 |
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83 if (comment_list && comment_list->length () > 0) |
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84 { |
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85 retval = comment_list; |
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86 comment_list = new octave_comment_list (); |
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87 } |
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88 |
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89 return retval; |
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90 } |
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91 |
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92 /* |
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93 ;;; Local Variables: *** |
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94 ;;; mode: C++ *** |
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95 ;;; End: *** |
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96 */ |
