Mercurial > octave
annotate libinterp/parse-tree/pt-stmt.cc @ 26113:8a15f3bace49
move eval_string inside interpreter/evaluator class
* tree_evaluator.h, tree_evaluator.cc (tree_evaluator::eval_string):
New functions.
* interpreter.h, interpreter.cc (interpreter::eval_string): New
functions. Forward to evaluator eval_string functions.
* parse.h, oct-parse.yy (eval_string): Deprecate and forward to
interpreter eval_string functions. Change all uses.
* pt.h, pt.cc (tree::meets_bp_condition): Accept reference to
tree_evaluator as argument. Change all uses.
(tree::is_breakpoint): Split into separate is_breakpoint and
is_active_breakpoint functions. Change all uses.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 16 Nov 2018 13:16:50 -0500 |
parents | 6652d3823428 |
children | 00f796120a6d |
rev | line source |
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2982 | 1 /* |
2 | |
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3 Copyright (C) 1996-2018 John W. Eaton |
2982 | 4 |
5 This file is part of Octave. | |
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 |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
2982 | 11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
2982 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
2982 | 20 |
21 */ | |
22 | |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
2982 | 25 #endif |
26 | |
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27 #include <typeinfo> |
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28 |
4153 | 29 #include "quit.h" |
30 | |
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31 #include "bp-table.h" |
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32 #include "comment-list.h" |
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33 #include "input.h" |
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34 #include "oct-lvalue.h" |
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35 #include "octave-link.h" |
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36 #include "ov.h" |
2982 | 37 #include "pager.h" |
3770 | 38 #include "pt-bp.h" |
2982 | 39 #include "pt-cmd.h" |
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40 #include "pt-eval.h" |
2982 | 41 #include "pt-id.h" |
42 #include "pt-idx.h" | |
2985 | 43 #include "pt-jump.h" |
2982 | 44 #include "pt-pr-code.h" |
45 #include "pt-stmt.h" | |
46 #include "pt-walk.h" | |
47 #include "utils.h" | |
48 #include "variables.h" | |
49 | |
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50 namespace octave |
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51 { |
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52 // A list of commands to be executed. |
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53 |
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54 tree_statement::~tree_statement (void) |
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55 { |
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56 delete m_command; |
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57 delete m_expression; |
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58 delete m_comment_list; |
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59 } |
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60 |
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61 void |
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62 tree_statement::set_print_flag (bool print_flag) |
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63 { |
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64 if (m_expression) |
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65 m_expression->set_print_flag (print_flag); |
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66 } |
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67 |
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68 bool |
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69 tree_statement::print_result (void) |
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70 { |
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71 return m_expression && m_expression->print_result (); |
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72 } |
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73 |
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74 void |
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75 tree_statement::set_breakpoint (const std::string& condition) |
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76 { |
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77 if (m_command) |
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78 m_command->set_breakpoint (condition); |
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79 else if (m_expression) |
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80 m_expression->set_breakpoint (condition); |
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81 } |
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82 |
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83 void |
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84 tree_statement::delete_breakpoint (void) |
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85 { |
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86 if (m_command) |
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87 m_command->delete_breakpoint (); |
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88 else if (m_expression) |
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89 m_expression->delete_breakpoint (); |
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90 } |
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91 |
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92 bool |
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93 tree_statement::is_breakpoint (void) const |
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94 { |
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95 return m_command ? m_command->is_breakpoint () |
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96 : (m_expression ? m_expression->is_breakpoint () : false); |
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97 } |
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98 |
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99 bool |
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100 tree_statement::is_active_breakpoint (tree_evaluator& tw) const |
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101 { |
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102 return m_command ? m_command->is_active_breakpoint (tw) |
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103 : (m_expression ? m_expression->is_active_breakpoint (tw) : false); |
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104 } |
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105 |
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106 std::string |
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107 tree_statement::bp_cond () const |
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108 { |
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109 return (m_command |
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110 ? m_command->bp_cond () |
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111 : (m_expression ? m_expression->bp_cond () : "0")); |
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112 } |
2982 | 113 |
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114 int |
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115 tree_statement::line (void) const |
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116 { |
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117 return (m_command |
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118 ? m_command->line () |
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119 : (m_expression ? m_expression->line () : -1)); |
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120 } |
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122 int |
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123 tree_statement::column (void) const |
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124 { |
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125 return (m_command |
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126 ? m_command->column () |
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127 : (m_expression ? m_expression->column () : -1)); |
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128 } |
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129 |
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130 void |
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131 tree_statement::set_location (int l, int c) |
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132 { |
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133 if (m_command) |
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134 m_command->set_location (l, c); |
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135 else if (m_expression) |
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136 m_expression->set_location (l, c); |
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137 } |
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139 void |
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140 tree_statement::echo_code (const std::string& prefix) |
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141 { |
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142 tree_print_code tpc (octave_stdout, prefix); |
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143 |
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144 accept (tpc); |
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145 } |
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147 bool |
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148 tree_statement::is_end_of_fcn_or_script (void) const |
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149 { |
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150 bool retval = false; |
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152 if (m_command) |
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153 { |
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154 tree_no_op_command *no_op_cmd |
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155 = dynamic_cast<tree_no_op_command *> (m_command); |
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157 if (no_op_cmd) |
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158 retval = no_op_cmd->is_end_of_fcn_or_script (); |
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159 } |
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160 |
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161 return retval; |
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162 } |
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163 |
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164 bool |
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165 tree_statement::is_end_of_file (void) const |
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166 { |
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167 bool retval = false; |
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168 |
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169 if (m_command) |
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170 { |
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171 tree_no_op_command *no_op_cmd |
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172 = dynamic_cast<tree_no_op_command *> (m_command); |
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173 |
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174 if (no_op_cmd) |
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175 retval = no_op_cmd->is_end_of_file (); |
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176 } |
5861 | 177 |
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178 return retval; |
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179 } |
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181 // Create a "breakpoint" tree-walker, and get it to "walk" this |
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182 // statement list |
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183 // (FIXME: What does that do???) |
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184 |
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185 int |
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186 tree_statement_list::set_breakpoint (int line, const std::string& condition) |
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187 { |
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188 tree_breakpoint tbp (line, tree_breakpoint::set, condition); |
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189 accept (tbp); |
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191 return tbp.get_line (); |
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192 } |
3895 | 193 |
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194 void |
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195 tree_statement_list::delete_breakpoint (int line) |
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196 { |
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197 if (line < 0) |
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198 { |
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199 octave_value_list bp_lst = list_breakpoints (); |
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200 |
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201 int len = bp_lst.length (); |
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203 for (int i = 0; i < len; i++) |
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204 { |
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205 tree_breakpoint tbp (i, tree_breakpoint::clear); |
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206 accept (tbp); |
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207 } |
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208 } |
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209 else |
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210 { |
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211 tree_breakpoint tbp (line, tree_breakpoint::clear); |
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212 accept (tbp); |
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213 } |
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214 } |
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216 octave_value_list |
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217 tree_statement_list::list_breakpoints (void) |
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218 { |
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219 tree_breakpoint tbp (0, tree_breakpoint::list); |
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220 accept (tbp); |
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222 return tbp.get_list (); |
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223 } |
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225 // Get list of pairs (breakpoint line, breakpoint condition) |
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226 std::list<bp_type> |
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227 tree_statement_list::breakpoints_and_conds (void) |
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228 { |
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229 tree_breakpoint tbp (0, tree_breakpoint::list); |
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230 accept (tbp); |
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231 |
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232 std::list<bp_type> retval; |
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233 octave_value_list lines = tbp.get_list (); |
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234 octave_value_list conds = tbp.get_cond_list (); |
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235 |
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236 for (int i = 0; i < lines.length (); i++) |
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237 { |
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238 retval.push_back (bp_type (lines(i).double_value (), |
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239 conds(i).string_value ())); |
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240 } |
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241 |
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242 return retval; |
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243 } |
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244 |
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245 // Add breakpoints to file at multiple lines (the second arguments |
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246 // of line), to stop only if condition is true. |
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247 // Updates GUI via octave_link::update_breakpoint. |
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248 // FIXME: COME BACK TO ME. |
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249 |
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250 bp_table::intmap |
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251 tree_statement_list::add_breakpoint (const std::string& file, |
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252 const bp_table::intmap& line, |
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253 const std::string& condition) |
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254 { |
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255 bp_table::intmap retval; |
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256 |
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257 octave_idx_type len = line.size (); |
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258 |
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259 for (int i = 0; i < len; i++) |
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260 { |
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261 bp_table::const_intmap_iterator p = line.find (i); |
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262 |
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263 if (p != line.end ()) |
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264 { |
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265 int lineno = p->second; |
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266 |
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267 retval[i] = set_breakpoint (lineno, condition); |
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268 |
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269 if (retval[i] != 0 && ! file.empty ()) |
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270 octave_link::update_breakpoint (true, file, retval[i], condition); |
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271 } |
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272 } |
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273 |
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274 return retval; |
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275 } |
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276 |
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277 bp_table::intmap |
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278 tree_statement_list::remove_all_breakpoints (const std::string& file) |
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279 { |
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280 bp_table::intmap retval; |
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281 |
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282 octave_value_list bkpts = list_breakpoints (); |
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283 |
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284 for (int i = 0; i < bkpts.length (); i++) |
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285 { |
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286 int lineno = static_cast<int> (bkpts(i).int_value ()); |
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287 |
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288 delete_breakpoint (lineno); |
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289 |
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290 retval[i] = lineno; |
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291 |
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292 if (! file.empty ()) |
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293 octave_link::update_breakpoint (false, file, lineno); |
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294 } |
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295 |
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296 return retval; |
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297 } |
2982 | 298 } |