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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_tree_jump_h) |
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24 #define octave_tree_jump_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 class tree_walker; |
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31 |
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32 #include "pt-cmd.h" |
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33 |
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34 // Break. |
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35 |
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36 class |
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37 tree_break_command : public tree_command |
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38 { |
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39 public: |
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40 |
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41 tree_break_command (int l = -1, int c = -1) |
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42 : tree_command (l, c) { } |
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43 |
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44 ~tree_break_command (void) { } |
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45 |
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46 void eval (void); |
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47 |
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48 void accept (tree_walker& tw); |
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49 |
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50 static int breaking; |
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51 }; |
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52 |
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53 // Continue. |
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54 |
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55 class |
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56 tree_continue_command : public tree_command |
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57 { |
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58 public: |
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59 |
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60 tree_continue_command (int l = -1, int c = -1) |
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61 : tree_command (l, c) { } |
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62 |
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63 ~tree_continue_command (void) { } |
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64 |
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65 void eval (void); |
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66 |
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67 void accept (tree_walker& tw); |
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68 |
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69 static int continuing; |
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70 }; |
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71 |
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72 // Return. |
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73 |
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74 class |
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75 tree_return_command : public tree_command |
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76 { |
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77 public: |
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78 |
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79 tree_return_command (int l = -1, int c = -1) |
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80 : tree_command (l, c) { } |
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81 |
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82 ~tree_return_command (void) { } |
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83 |
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84 void eval (void); |
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85 |
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86 void accept (tree_walker& tw); |
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87 |
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88 static int returning; |
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89 }; |
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90 |
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91 #endif |
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92 |
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93 /* |
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94 ;;; Local Variables: *** |
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95 ;;; mode: C++ *** |
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96 ;;; End: *** |
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97 */ |
