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snapshot 3.3.55
author John W. Eaton <jwe@octave.org>
date Sat, 15 Jan 2011 04:53:04 -0500
parents fd0a3ac60b0e
children 027a2186cd90
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 1996-2011 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 3 of the License, or (at your
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10 option) any 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, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include "quit.h"
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28
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29 #include "error.h"
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30 #include "gripes.h"
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31 #include "oct-map.h"
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32 #include "oct-lvalue.h"
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33 #include "ov.h"
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34 #include "pt-arg-list.h"
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35 #include "pt-bp.h"
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36 #include "pt-cmd.h"
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37 #include "pt-exp.h"
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38 #include "pt-jump.h"
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39 #include "pt-loop.h"
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40 #include "pt-stmt.h"
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41 #include "pt-walk.h"
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42 #include "unwind-prot.h"
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43
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44 // While.
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45
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46 tree_while_command::~tree_while_command (void)
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47 {
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48 delete expr;
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49 delete list;
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50 delete lead_comm;
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51 delete trail_comm;
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52 }
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53
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54 tree_command *
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55 tree_while_command::dup (symbol_table::scope_id scope,
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56 symbol_table::context_id context) const
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57 {
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58 return new tree_while_command (expr ? expr->dup (scope, context) : 0,
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59 list ? list->dup (scope, context) : 0,
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60 lead_comm ? lead_comm->dup () : 0,
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61 trail_comm ? trail_comm->dup (): 0,
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62 line (), column ());
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63 }
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64
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65 void
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66 tree_while_command::accept (tree_walker& tw)
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67 {
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68 tw.visit_while_command (*this);
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69 }
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70
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71 // Do-Until
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72
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73 tree_command *
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74 tree_do_until_command::dup (symbol_table::scope_id scope,
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75 symbol_table::context_id context) const
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76 {
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77 return new tree_do_until_command (expr ? expr->dup (scope, context) : 0,
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78 list ? list->dup (scope, context) : 0,
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79 lead_comm ? lead_comm->dup () : 0,
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80 trail_comm ? trail_comm->dup (): 0,
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81 line (), column ());
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82 }
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83
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84 void
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85 tree_do_until_command::accept (tree_walker& tw)
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86 {
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87 tw.visit_do_until_command (*this);
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88 }
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89
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90 // For.
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91
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92 tree_simple_for_command::~tree_simple_for_command (void)
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93 {
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94 delete expr;
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95 delete list;
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96 delete lead_comm;
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97 delete trail_comm;
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98 }
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99
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100 tree_command *
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101 tree_simple_for_command::dup (symbol_table::scope_id scope,
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102 symbol_table::context_id context) const
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103 {
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104 return new tree_simple_for_command (lhs ? lhs->dup (scope, context) : 0,
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105 expr ? expr->dup (scope, context) : 0,
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106 list ? list->dup (scope, context) : 0,
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107 lead_comm ? lead_comm->dup () : 0,
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108 trail_comm ? trail_comm->dup () : 0,
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109 line (), column ());
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110 }
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111
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112 void
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113 tree_simple_for_command::accept (tree_walker& tw)
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114 {
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115 tw.visit_simple_for_command (*this);
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116 }
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117
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118 tree_complex_for_command::~tree_complex_for_command (void)
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119 {
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120 delete expr;
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121 delete list;
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122 delete lead_comm;
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123 delete trail_comm;
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124 }
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125
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126 tree_command *
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127 tree_complex_for_command::dup (symbol_table::scope_id scope,
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128 symbol_table::context_id context) const
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129 {
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130 return new tree_complex_for_command (lhs ? lhs->dup (scope, context) : 0,
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131 expr ? expr->dup (scope, context) : 0,
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132 list ? list->dup (scope, context) : 0,
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133 lead_comm ? lead_comm->dup () : 0,
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134 trail_comm ? trail_comm->dup () : 0,
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135 line (), column ());
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136 }
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137
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138 void
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139 tree_complex_for_command::accept (tree_walker& tw)
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140 {
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141 tw.visit_complex_for_command (*this);
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142 }