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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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23 #if defined (__GNUG__) |
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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 #include "SLList.h" |
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37 #include "SLList.cc" |
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38 |
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39 template SLList<octave_comment_elt>; |
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40 |
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41 octave_comment_buffer *octave_comment_buffer::instance = 0; |
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42 |
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43 bool |
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44 octave_comment_buffer::instance_ok (void) |
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45 { |
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46 bool retval = true; |
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47 |
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48 if (! instance) |
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49 instance = new octave_comment_buffer (); |
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50 |
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51 if (! instance) |
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52 { |
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53 ::error ("unable to create comment buffer object"); |
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54 |
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55 retval = false; |
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56 } |
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57 |
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58 return retval; |
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59 } |
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60 |
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61 void |
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62 octave_comment_buffer::append (const std::string& s, |
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63 octave_comment_elt::comment_type t) |
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64 { |
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65 if (instance_ok ()) |
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66 instance->do_append (s, t); |
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67 } |
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68 |
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69 |
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70 octave_comment_list * |
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71 octave_comment_buffer::get_comment (void) |
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72 { |
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73 return (instance_ok ()) ? instance->do_get_comment () : 0; |
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74 } |
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75 |
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76 void |
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77 octave_comment_buffer::do_append (const std::string& s, |
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78 octave_comment_elt::comment_type t) |
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79 { |
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80 comment_list->append(s, t); |
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81 } |
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82 |
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83 octave_comment_list * |
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84 octave_comment_buffer::do_get_comment (void) |
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85 { |
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86 octave_comment_list *retval = 0; |
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87 |
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88 if (comment_list && comment_list->length () > 0) |
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89 { |
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90 retval = comment_list; |
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91 comment_list = new octave_comment_list (); |
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92 } |
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93 |
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94 return retval; |
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95 } |
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96 |
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97 /* |
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98 ;;; Local Variables: *** |
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99 ;;; mode: C++ *** |
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100 ;;; End: *** |
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101 */ |
