Mercurial > octave
annotate libinterp/parse-tree/pt-stmt.cc @ 23450:855122b993da
maint: Wrap tertiary operator in parentheses "(COND ? x : y)".
* Canvas.cc, color-picker.cc, dialog.cc, marker.cc, main-window.cc, Cell.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, bsxfun.cc, call-stack.cc,
cellfun.cc, data.cc, defaults.cc, det.cc, eig.cc, error.cc, file-io.cc,
filter.cc, find.cc, gammainc.cc, gcd.cc, gl-render.cc, graphics.cc,
graphics.in.h, help.cc, hex2num.cc, inv.cc, load-save.cc, lookup.cc,
ls-mat4.cc, ls-mat5.cc, ls-oct-binary.cc, ls-oct-text.cc, lu.cc, max.cc,
mex.cc, oct-hist.cc, oct-map.cc, oct-procbuf.cc, oct-stream.cc, pr-output.cc,
rand.cc, regexp.cc, schur.cc, str2double.cc, strfns.cc, symtab.cc, sysdep.cc,
tril.cc, variables.cc, xdiv.cc, audiodevinfo.cc, audioread.cc, colamd.cc,
gzip.cc, ov-base-diag.cc, ov-base-mat.h, ov-base-scalar.h, ov-class.cc,
ov-classdef.cc, ov-fcn-handle.cc, ov-range.cc, ov-range.h, ov-struct.cc,
ov-usr-fcn.cc, ov.cc, octave.cc, op-class.cc, pt-eval.cc, pt-funcall.cc,
pt-idx.cc, pt-jit.cc, pt-stmt.cc, version.cc, Array-util.cc, Array.cc,
CDiagMatrix.cc, CMatrix.cc, CNDArray.cc, CSparse.cc, Range.cc, Sparse.cc,
chNDArray.cc, dDiagMatrix.cc, dMatrix.cc, dNDArray.cc, dSparse.cc,
dim-vector.cc, fCDiagMatrix.cc, fCMatrix.cc, fCNDArray.cc, fDiagMatrix.cc,
fMatrix.cc, fNDArray.cc, idx-vector.cc, idx-vector.h, Faddeeva.cc, DASPK.cc,
DASRT.cc, DASSL.cc, EIG.cc, fEIG.cc, gsvd.cc, lo-specfun.cc, oct-rand.cc,
qr.cc, qrp.cc, randgamma.cc, schur.cc, svd.cc, Sparse-diag-op-defs.h,
mx-inlines.cc, oct-env.cc, cmd-edit.cc, kpse.cc, oct-inttypes.h, oct-sort.cc:
Wrap tertiary operator in parentheses "(COND ? x : y)".
author | Rik <rik@octave.org> |
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date | Thu, 27 Apr 2017 17:33:10 -0700 |
parents | c763214a8260 |
children | a3898679d459 |
rev | line source |
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2982 | 1 /* |
2 | |
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3 Copyright (C) 1996-2017 John W. Eaton |
2982 | 4 |
5 This file is part of Octave. | |
6 | |
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 |
19 <http://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" |
2982 | 32 #include "defun.h" |
33 #include "error.h" | |
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34 #include "errwarn.h" |
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35 #include "input.h" |
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36 #include "oct-lvalue.h" |
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37 #include "octave-link.h" |
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38 #include "ov.h" |
2982 | 39 #include "pager.h" |
3770 | 40 #include "pt-bp.h" |
2982 | 41 #include "pt-cmd.h" |
42 #include "pt-id.h" | |
43 #include "pt-idx.h" | |
2985 | 44 #include "pt-jump.h" |
2982 | 45 #include "pt-pr-code.h" |
46 #include "pt-stmt.h" | |
47 #include "pt-walk.h" | |
3707 | 48 #include "unwind-prot.h" |
2982 | 49 #include "utils.h" |
50 #include "variables.h" | |
51 | |
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52 namespace octave |
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53 { |
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54 // A list of commands to be executed. |
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55 |
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56 tree_statement::~tree_statement (void) |
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57 { |
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58 delete cmd; |
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59 delete expr; |
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60 delete comm; |
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61 } |
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62 |
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63 void |
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64 tree_statement::set_print_flag (bool print_flag) |
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65 { |
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66 if (expr) |
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67 expr->set_print_flag (print_flag); |
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68 } |
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69 |
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70 bool |
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71 tree_statement::print_result (void) |
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72 { |
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73 return expr && expr->print_result (); |
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74 } |
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75 |
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76 void |
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77 tree_statement::set_breakpoint (const std::string& condition) |
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78 { |
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79 if (cmd) |
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80 cmd->set_breakpoint (condition); |
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81 else if (expr) |
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82 expr->set_breakpoint (condition); |
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83 } |
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84 |
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85 void |
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86 tree_statement::delete_breakpoint (void) |
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87 { |
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88 if (cmd) |
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89 cmd->delete_breakpoint (); |
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90 else if (expr) |
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91 expr->delete_breakpoint (); |
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92 } |
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93 |
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94 bool |
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95 tree_statement::is_breakpoint (bool check_active) const |
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96 { |
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97 return cmd ? cmd->is_breakpoint (check_active) |
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98 : (expr ? expr->is_breakpoint (check_active) : false); |
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99 } |
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100 |
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101 std::string |
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102 tree_statement::bp_cond () const |
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103 { |
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104 return cmd ? cmd->bp_cond () : (expr ? expr->bp_cond () : "0"); |
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105 } |
2982 | 106 |
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107 int |
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108 tree_statement::line (void) const |
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109 { |
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110 return cmd ? cmd->line () : (expr ? expr->line () : -1); |
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111 } |
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113 int |
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114 tree_statement::column (void) const |
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115 { |
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116 return cmd ? cmd->column () : (expr ? expr->column () : -1); |
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117 } |
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118 |
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119 void |
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120 tree_statement::set_location (int l, int c) |
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121 { |
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122 if (cmd) |
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123 cmd->set_location (l, c); |
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124 else if (expr) |
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125 expr->set_location (l, c); |
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126 } |
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128 void |
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129 tree_statement::echo_code (void) |
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130 { |
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131 tree_print_code tpc (octave_stdout, VPS4); |
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132 |
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133 accept (tpc); |
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134 } |
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136 bool |
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137 tree_statement::is_end_of_fcn_or_script (void) const |
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138 { |
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139 bool retval = false; |
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141 if (cmd) |
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142 { |
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143 tree_no_op_command *no_op_cmd |
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144 = dynamic_cast<tree_no_op_command *> (cmd); |
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146 if (no_op_cmd) |
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147 retval = no_op_cmd->is_end_of_fcn_or_script (); |
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148 } |
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149 |
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150 return retval; |
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151 } |
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152 |
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153 bool |
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154 tree_statement::is_end_of_file (void) const |
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155 { |
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156 bool retval = false; |
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157 |
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158 if (cmd) |
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159 { |
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160 tree_no_op_command *no_op_cmd |
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161 = dynamic_cast<tree_no_op_command *> (cmd); |
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162 |
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163 if (no_op_cmd) |
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164 retval = no_op_cmd->is_end_of_file (); |
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165 } |
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167 return retval; |
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168 } |
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170 tree_statement * |
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171 tree_statement::dup (symbol_table::scope_id scope, |
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172 symbol_table::context_id context) const |
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173 { |
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174 tree_statement *new_stmt = new tree_statement (); |
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176 new_stmt->cmd = (cmd ? cmd->dup (scope, context) : 0); |
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177 |
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178 new_stmt->expr = (expr ? expr->dup (scope, context) : 0); |
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179 |
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180 new_stmt->comm = (comm ? comm->dup () : 0); |
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181 |
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182 return new_stmt; |
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183 } |
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185 // Create a "breakpoint" tree-walker, and get it to "walk" this statement list |
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186 // (FIXME: What does that do???) |
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187 int |
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188 tree_statement_list::set_breakpoint (int line, const std::string& condition) |
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189 { |
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190 tree_breakpoint tbp (line, tree_breakpoint::set, condition); |
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191 accept (tbp); |
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193 return tbp.get_line (); |
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194 } |
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196 void |
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197 tree_statement_list::delete_breakpoint (int line) |
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198 { |
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199 if (line < 0) |
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200 { |
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201 octave_value_list bp_lst = list_breakpoints (); |
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202 |
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203 int len = bp_lst.length (); |
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205 for (int i = 0; i < len; i++) |
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206 { |
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207 tree_breakpoint tbp (i, tree_breakpoint::clear); |
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208 accept (tbp); |
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209 } |
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210 } |
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211 else |
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212 { |
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213 tree_breakpoint tbp (line, tree_breakpoint::clear); |
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214 accept (tbp); |
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215 } |
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216 } |
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218 octave_value_list |
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219 tree_statement_list::list_breakpoints (void) |
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220 { |
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221 tree_breakpoint tbp (0, tree_breakpoint::list); |
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222 accept (tbp); |
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224 return tbp.get_list (); |
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225 } |
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227 // Get list of pairs (breakpoint line, breakpoint condition) |
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228 std::list<bp_type> |
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229 tree_statement_list::breakpoints_and_conds (void) |
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230 { |
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231 tree_breakpoint tbp (0, tree_breakpoint::list); |
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232 accept (tbp); |
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233 |
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234 std::list<bp_type> retval; |
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235 octave_value_list lines = tbp.get_list (); |
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236 octave_value_list conds = tbp.get_cond_list (); |
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237 |
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238 for (int i = 0; i < lines.length (); i++) |
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239 { |
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240 retval.push_back (bp_type (lines(i).double_value (), |
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241 conds(i).string_value ())); |
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242 } |
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243 |
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244 return retval; |
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245 } |
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246 |
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247 // Add breakpoints to file at multiple lines (the second arguments of line), |
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248 // to stop only if condition is true. |
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249 // Updates GUI via octave_link::update_breakpoint. |
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250 // FIXME: COME BACK TO ME. |
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251 bp_table::intmap |
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252 tree_statement_list::add_breakpoint (const std::string& file, |
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253 const bp_table::intmap& line, |
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254 const std::string& condition) |
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255 { |
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256 bp_table::intmap retval; |
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257 |
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258 octave_idx_type len = line.size (); |
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259 |
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260 for (int i = 0; i < len; i++) |
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261 { |
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262 bp_table::const_intmap_iterator p = line.find (i); |
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263 |
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264 if (p != line.end ()) |
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265 { |
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266 int lineno = p->second; |
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267 |
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268 retval[i] = set_breakpoint (lineno, condition); |
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269 |
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270 if (retval[i] != 0 && ! file.empty ()) |
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271 octave_link::update_breakpoint (true, file, retval[i], condition); |
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272 } |
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273 } |
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274 |
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275 return retval; |
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276 } |
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277 |
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278 bp_table::intmap |
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279 tree_statement_list::remove_all_breakpoints (const std::string& file) |
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280 { |
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281 bp_table::intmap retval; |
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282 |
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283 octave_value_list bkpts = list_breakpoints (); |
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284 |
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285 for (int i = 0; i < bkpts.length (); i++) |
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286 { |
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287 int lineno = static_cast<int> (bkpts(i).int_value ()); |
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288 |
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289 delete_breakpoint (lineno); |
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290 |
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291 retval[i] = lineno; |
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292 |
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293 if (! file.empty ()) |
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294 octave_link::update_breakpoint (false, file, lineno); |
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295 } |
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296 |
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297 return retval; |
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298 } |
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299 |
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300 tree_statement_list * |
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301 tree_statement_list::dup (symbol_table::scope_id scope, |
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302 symbol_table::context_id context) const |
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303 { |
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304 tree_statement_list *new_list = new tree_statement_list (); |
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306 new_list->function_body = function_body; |
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308 for (const tree_statement *elt : *this) |
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309 new_list->append (elt ? elt->dup (scope, context) : 0); |
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311 return new_list; |
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312 } |
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