Mercurial > octave
annotate libinterp/octave-value/ov-usr-fcn.h @ 25400:d423ce60f5c8
evaluate script and function code in tree_evaluator methods
* ov-usr-fcn.cc (octave_user_code::m_call_depth): Rename from
call_depth. Change all uses.
(octave_user_script::call): Call tree_evaluator::execute_user_script.
(octave_user_function::call): Call tree_evaluator::execute_user_function.
(octave_user_code::call_depth, octave_user_code::set_call_depth,
octave_user_code::increment_call_depth): New functions.
(octave_user_script::set_call_depth,
octave_user_function::set_call_depth):
Forward to octave_user_code::set_call_depth.
(octave_user_function::bind_automatic_vars): Make public.
* pt-eval.h, pt-eval.cc (tree_evaluator::execute_user_script,
tree_evaluator::execute_user_function): New functions, moved here and
adapted from octave_user_script::call and octave_user_function:call,
respectively.
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 21 May 2018 22:06:20 -0400 |
parents | 6ca2c0d76d84 |
children | d2aae3570c81 |
rev | line source |
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2974 | 1 /* |
2 | |
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3 Copyright (C) 1996-2018 John W. Eaton |
2974 | 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. |
2974 | 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. |
2974 | 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/>. |
2974 | 20 |
21 */ | |
22 | |
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23 #if ! defined (octave_ov_usr_fcn_h) |
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24 #define octave_ov_usr_fcn_h 1 |
2974 | 25 |
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26 #include "octave-config.h" |
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27 |
2974 | 28 #include <ctime> |
29 | |
30 #include <string> | |
4214 | 31 #include <stack> |
2974 | 32 |
3665 | 33 #include "comment-list.h" |
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34 #include "ovl.h" |
2974 | 35 #include "ov-fcn.h" |
36 #include "ov-typeinfo.h" | |
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37 #include "symscope.h" |
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38 #include "unwind-prot.h" |
2974 | 39 |
40 class string_vector; | |
41 | |
42 class octave_value; | |
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43 |
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44 namespace octave |
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45 { |
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46 class file_info; |
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47 class tree_parameter_list; |
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48 class tree_statement_list; |
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49 class tree_evaluator; |
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50 class tree_expression; |
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51 class tree_walker; |
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52 #if defined (HAVE_LLVM) |
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53 class jit_function_info; |
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54 #endif |
2974 | 55 |
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56 } |
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57 |
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58 class |
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59 octave_user_code : public octave_function |
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60 { |
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61 protected: |
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62 |
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63 octave_user_code (const std::string& fnm = "", const std::string& nm = "", |
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64 const octave::symbol_scope& scope = octave::symbol_scope (), |
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65 octave::tree_statement_list *cmds = nullptr, |
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66 const std::string& ds = "") |
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67 : octave_function (nm, ds), m_scope (scope), file_name (fnm), |
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68 t_parsed (static_cast<time_t> (0)), |
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69 t_checked (static_cast<time_t> (0)), |
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70 m_call_depth (-1), m_file_info (nullptr), |
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71 cmd_list (cmds) |
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72 { } |
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73 |
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74 public: |
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75 |
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76 // No copying! |
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77 |
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78 octave_user_code (const octave_user_code& f) = delete; |
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79 |
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80 octave_user_code& operator = (const octave_user_code& f) = delete; |
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81 |
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82 ~octave_user_code (void); |
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83 |
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84 bool is_user_code (void) const { return true; } |
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85 |
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86 std::string get_code_line (size_t line); |
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87 |
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88 std::deque<std::string> get_code_lines (size_t line, size_t num_lines); |
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89 |
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90 void cache_function_text (const std::string& text, |
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91 const octave::sys::time& timestamp); |
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92 |
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93 octave::symbol_scope scope (void) { return m_scope; } |
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94 |
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95 void stash_fcn_file_name (const std::string& nm) { file_name = nm; } |
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96 |
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97 void mark_fcn_file_up_to_date (const octave::sys::time& t) { t_checked = t; } |
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98 |
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99 void stash_fcn_file_time (const octave::sys::time& t) |
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100 { |
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101 t_parsed = t; |
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102 mark_fcn_file_up_to_date (t); |
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103 } |
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104 |
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105 std::string fcn_file_name (void) const { return file_name; } |
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106 |
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107 octave::sys::time time_parsed (void) const { return t_parsed; } |
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108 |
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109 octave::sys::time time_checked (void) const { return t_checked; } |
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110 |
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111 // XXX FIXME |
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112 int call_depth (void) const { return m_call_depth; } |
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113 |
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114 void set_call_depth (int val) { m_call_depth = val; } |
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115 |
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116 void increment_call_depth (void) { ++m_call_depth; } |
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117 |
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118 virtual std::map<std::string, octave_value> subfunctions (void) const; |
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119 |
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120 octave::tree_statement_list * body (void) { return cmd_list; } |
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121 |
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122 octave_value dump (void) const; |
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123 |
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124 protected: |
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125 |
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126 void get_file_info (void); |
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127 |
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128 // Our symbol table scope. |
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129 octave::symbol_scope m_scope; |
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130 |
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131 // The name of the file we parsed. |
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132 std::string file_name; |
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133 |
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134 // The time the file was parsed. |
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135 octave::sys::time t_parsed; |
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136 |
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137 // The time the file was last checked to see if it needs to be |
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138 // parsed again. |
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139 octave::sys::time t_checked; |
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140 |
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141 // Used to keep track of recursion depth. |
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142 int m_call_depth; |
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143 |
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144 // Cached text of function or script code with line offsets |
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145 // calculated. |
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146 octave::file_info *m_file_info; |
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147 |
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148 // The list of commands that make up the body of this function. |
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149 octave::tree_statement_list *cmd_list; |
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150 }; |
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151 |
5744 | 152 // Scripts. |
153 | |
154 class | |
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155 octave_user_script : public octave_user_code |
5744 | 156 { |
157 public: | |
158 | |
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159 octave_user_script (void); |
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160 |
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161 octave_user_script (const std::string& fnm, const std::string& nm, |
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162 const octave::symbol_scope& scope = octave::symbol_scope (), |
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163 octave::tree_statement_list *cmds = nullptr, |
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164 const std::string& ds = ""); |
5744 | 165 |
166 octave_user_script (const std::string& fnm, const std::string& nm, | |
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167 const octave::symbol_scope& scope = octave::symbol_scope (), |
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168 const std::string& ds = ""); |
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169 |
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170 // No copying! |
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171 |
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172 octave_user_script (const octave_user_script& f) = delete; |
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173 |
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174 octave_user_script& operator = (const octave_user_script& f) = delete; |
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175 |
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176 ~octave_user_script (void) = default; |
5744 | 177 |
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178 octave_function * function_value (bool = false) { return this; } |
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179 |
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180 octave_user_script * user_script_value (bool = false) { return this; } |
5744 | 181 |
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182 octave_user_code * user_code_value (bool = false) { return this; } |
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183 |
5744 | 184 // Scripts and user functions are both considered "scripts" because |
185 // they are written in Octave's scripting language. | |
186 | |
187 bool is_user_script (void) const { return true; } | |
188 | |
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189 octave_value_list |
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190 call (octave::tree_evaluator& tw, int nargout = 0, |
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191 const octave_value_list& args = octave_value_list ()); |
7336 | 192 |
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193 void accept (octave::tree_walker& tw); |
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194 |
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195 // XXX FIXME |
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196 void set_call_depth (int val) { octave_user_code::set_call_depth (val); } |
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197 |
5744 | 198 private: |
199 | |
200 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
201 }; | |
202 | |
203 // User-defined functions. | |
2974 | 204 |
205 class | |
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206 octave_user_function : public octave_user_code |
2974 | 207 { |
208 public: | |
209 | |
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210 octave_user_function (const octave::symbol_scope& scope = octave::symbol_scope (), |
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211 octave::tree_parameter_list *pl = nullptr, |
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212 octave::tree_parameter_list *rl = nullptr, |
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213 octave::tree_statement_list *cl = nullptr); |
2974 | 214 |
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215 // No copying! |
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216 |
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217 octave_user_function (const octave_user_function& fn) = delete; |
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218 |
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219 octave_user_function& operator = (const octave_user_function& fn) = delete; |
2974 | 220 |
221 ~octave_user_function (void); | |
222 | |
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223 octave::symbol_record::context_id active_context () const |
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224 { |
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225 return is_anonymous_function () |
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226 ? 0 : static_cast<octave::symbol_record::context_id>(m_call_depth); |
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227 } |
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228 |
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229 octave_function * function_value (bool = false) { return this; } |
2974 | 230 |
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231 octave_user_function * user_function_value (bool = false) { return this; } |
4700 | 232 |
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233 octave_user_code * user_code_value (bool = false) { return this; } |
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234 |
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235 octave_user_function * define_param_list (octave::tree_parameter_list *t); |
2974 | 236 |
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237 octave_user_function * define_ret_list (octave::tree_parameter_list *t); |
2974 | 238 |
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239 void stash_fcn_location (int line, int col) |
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240 { |
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241 location_line = line; |
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242 location_column = col; |
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243 } |
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244 |
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245 int beginning_line (void) const { return location_line; } |
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246 int beginning_column (void) const { return location_column; } |
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247 |
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248 void stash_fcn_end_location (int line, int col) |
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249 { |
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250 end_location_line = line; |
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251 end_location_column = col; |
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252 } |
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253 |
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254 int ending_line (void) const { return end_location_line; } |
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255 int ending_column (void) const { return end_location_column; } |
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256 |
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257 void maybe_relocate_end (void); |
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258 |
6323 | 259 void stash_parent_fcn_name (const std::string& p) { parent_name = p; } |
260 | |
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261 void stash_parent_fcn_scope (const octave::symbol_scope& ps); |
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262 |
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263 void stash_leading_comment (octave::comment_list *lc) { lead_comm = lc; } |
3665 | 264 |
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265 void stash_trailing_comment (octave::comment_list *tc) { trail_comm = tc; } |
3665 | 266 |
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267 std::string profiler_name (void) const; |
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268 |
6323 | 269 std::string parent_fcn_name (void) const { return parent_name; } |
270 | |
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271 octave::symbol_scope parent_fcn_scope (void) const |
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272 { |
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273 return m_scope.parent_scope (); |
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274 } |
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275 |
2974 | 276 void mark_as_system_fcn_file (void); |
277 | |
4346 | 278 bool is_system_fcn_file (void) const { return system_fcn_file; } |
2974 | 279 |
4748 | 280 bool is_user_function (void) const { return true; } |
281 | |
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282 void erase_subfunctions (void); |
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283 |
2974 | 284 bool takes_varargs (void) const; |
285 | |
5848 | 286 bool takes_var_return (void) const; |
2974 | 287 |
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288 void mark_as_private_function (const std::string& cname = ""); |
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289 |
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290 void lock_subfunctions (void); |
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291 |
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292 void unlock_subfunctions (void); |
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293 |
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294 std::map<std::string, octave_value> subfunctions (void) const; |
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295 |
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296 bool has_subfunctions (void) const; |
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297 |
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298 void stash_subfunction_names (const std::list<std::string>& names); |
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299 |
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300 std::list<std::string> subfunction_names (void) const; |
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301 |
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302 octave_value_list all_va_args (const octave_value_list& args); |
2974 | 303 |
4748 | 304 void stash_function_name (const std::string& s) { my_name = s; } |
2974 | 305 |
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306 void mark_as_subfunction (void) { subfunction = true; } |
4238 | 307 |
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308 bool is_subfunction (void) const { return subfunction; } |
4238 | 309 |
6149 | 310 void mark_as_inline_function (void) { inline_function = true; } |
311 | |
312 bool is_inline_function (void) const { return inline_function; } | |
313 | |
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314 void mark_as_anonymous_function (void) { anonymous_function = true; } |
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315 |
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316 bool is_anonymous_function (void) const { return anonymous_function; } |
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317 |
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318 bool is_anonymous_function_of_class |
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319 (const std::string& cname = "") const |
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320 { |
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321 return anonymous_function |
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322 ? (cname.empty () |
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323 ? (! dispatch_class ().empty ()) |
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324 : cname == dispatch_class ()) |
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325 : false; |
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326 } |
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327 |
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328 // If we are a special expression, then the function body consists of exactly |
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329 // one expression. The expression's result is the return value of the |
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330 // function. |
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331 bool is_special_expr (void) const |
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332 { |
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333 return is_inline_function () || is_anonymous_function (); |
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334 } |
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335 |
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336 bool is_nested_function (void) const { return nested_function; } |
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337 |
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338 void mark_as_nested_function (void) { nested_function = true; } |
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339 |
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340 void mark_as_class_constructor (void) { class_constructor = legacy; } |
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341 |
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342 void mark_as_classdef_constructor (void) { class_constructor = classdef; } |
7336 | 343 |
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344 bool is_class_constructor (const std::string& cname = "") const |
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345 { |
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346 return class_constructor == legacy |
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347 ? (cname.empty () ? true : cname == dispatch_class ()) : false; |
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348 } |
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349 |
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350 bool is_classdef_constructor (const std::string& cname = "") const |
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351 { |
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352 return class_constructor == classdef |
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353 ? (cname.empty () ? true : cname == dispatch_class ()) : false; |
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354 } |
7336 | 355 |
356 void mark_as_class_method (void) { class_method = true; } | |
357 | |
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358 bool is_class_method (const std::string& cname = "") const |
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359 { |
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360 return class_method |
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361 ? (cname.empty () ? true : cname == dispatch_class ()) : false; |
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362 } |
7336 | 363 |
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364 octave_value_list |
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365 call (octave::tree_evaluator& tw, int nargout = 0, |
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366 const octave_value_list& args = octave_value_list ()); |
2974 | 367 |
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368 octave::tree_parameter_list * parameter_list (void) { return param_list; } |
2974 | 369 |
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370 octave::tree_parameter_list * return_list (void) { return ret_list; } |
2974 | 371 |
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372 octave::comment_list * leading_comment (void) { return lead_comm; } |
3665 | 373 |
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374 octave::comment_list * trailing_comment (void) { return trail_comm; } |
3665 | 375 |
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376 // If is_special_expr is true, retrieve the sigular expression that forms the |
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377 // body. May be null (even if is_special_expr is true). |
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378 octave::tree_expression * special_expr (void); |
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379 |
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380 bool subsasgn_optimization_ok (void); |
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381 |
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382 void accept (octave::tree_walker& tw); |
2974 | 383 |
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384 #if defined (HAVE_LLVM) |
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385 octave::jit_function_info * get_info (void) { return jit_info; } |
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386 |
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387 void stash_info (octave::jit_function_info *info) { jit_info = info; } |
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388 #endif |
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389 |
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390 octave_value dump (void) const; |
3933 | 391 |
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392 // XXX FIXME |
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393 void set_call_depth (int val) { octave_user_code::set_call_depth (val); } |
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394 |
2974 | 395 private: |
396 | |
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397 enum class_ctor_type |
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398 { |
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399 none, |
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400 legacy, |
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401 classdef |
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402 }; |
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403 |
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404 std::string ctor_type_str (void) const; |
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405 |
2974 | 406 // List of arguments for this function. These are local variables. |
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407 octave::tree_parameter_list *param_list; |
2974 | 408 |
409 // List of parameters we return. These are also local variables in | |
410 // this function. | |
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411 octave::tree_parameter_list *ret_list; |
2974 | 412 |
3665 | 413 // The comments preceding the FUNCTION token. |
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414 octave::comment_list *lead_comm; |
3665 | 415 |
416 // The comments preceding the ENDFUNCTION token. | |
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417 octave::comment_list *trail_comm; |
3665 | 418 |
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419 // Location where this function was defined. |
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420 int location_line; |
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421 int location_column; |
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422 int end_location_line; |
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423 int end_location_column; |
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424 |
6323 | 425 // The name of the parent function, if any. |
426 std::string parent_name; | |
427 | |
2974 | 428 // True if this function came from a file that is considered to be a |
429 // system function. This affects whether we check the time stamp | |
430 // on the file to see if it has changed. | |
431 bool system_fcn_file; | |
432 | |
433 // The number of arguments that have names. | |
434 int num_named_args; | |
435 | |
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436 // TRUE means this is a subfunction of a primary function. |
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437 bool subfunction; |
4238 | 438 |
6149 | 439 // TRUE means this is an inline function. |
440 bool inline_function; | |
441 | |
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442 // TRUE means this is an anonymous function. |
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443 bool anonymous_function; |
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444 |
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445 // TRUE means this is a nested function. (either a child or parent) |
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446 bool nested_function; |
be18c9e359bf
Nested function support (bug #35772)
Max Brister <max@2bass.com>
parents:
14138
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changeset
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447 |
15869
5e5705b3e505
Implement some embryonic handle-classdef semantic.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
15427
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448 // Enum describing whether this function is the constructor for class object. |
5e5705b3e505
Implement some embryonic handle-classdef semantic.
Michael Goffioul <michael.goffioul@gmail.com>
parents:
15427
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449 class_ctor_type class_constructor; |
7336 | 450 |
451 // TRUE means this function is a method for a class. | |
452 bool class_method; | |
453 | |
21724
aba2e6293dd8
use "#if ..." consistently instead of "#ifdef" and "#ifndef"
John W. Eaton <jwe@octave.org>
parents:
21244
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454 #if defined (HAVE_LLVM) |
24239
51e408a7d38f
jit: Move everything inside the octave namespace
Julien Bect <jbect@users.sourceforge.net>
parents:
24037
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455 octave::jit_function_info *jit_info; |
15337
3f43e9d6d86e
JIT compile anonymous functions
Max Brister <max@2bass.com>
parents:
15195
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456 #endif |
3f43e9d6d86e
JIT compile anonymous functions
Max Brister <max@2bass.com>
parents:
15195
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changeset
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457 |
16627
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16596
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458 void maybe_relocate_end_internal (void); |
de91b1621260
adjust location of eof marker for files with subfunctions but no explicit end statements
John W. Eaton <jwe@octave.org>
parents:
16596
diff
changeset
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459 |
23723
ab8831d346c1
revamp echo command and move related variables inside tree_evaluator class
John W. Eaton <jwe@octave.org>
parents:
23704
diff
changeset
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460 void print_code_function_header (const std::string& prefix); |
2974 | 461 |
23723
ab8831d346c1
revamp echo command and move related variables inside tree_evaluator class
John W. Eaton <jwe@octave.org>
parents:
23704
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462 void print_code_function_trailer (const std::string& prefix); |
2974 | 463 |
25400
d423ce60f5c8
evaluate script and function code in tree_evaluator methods
John W. Eaton <jwe@octave.org>
parents:
25399
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464 // XXX FIXME (public) |
d423ce60f5c8
evaluate script and function code in tree_evaluator methods
John W. Eaton <jwe@octave.org>
parents:
25399
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465 public: |
d423ce60f5c8
evaluate script and function code in tree_evaluator methods
John W. Eaton <jwe@octave.org>
parents:
25399
diff
changeset
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466 |
23532
084245f9bd03
pass reference to evaluator to octave_function call methods
John W. Eaton <jwe@octave.org>
parents:
23520
diff
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467 void bind_automatic_vars (octave::tree_evaluator& tw, |
23481
73558a835b64
eliminate lvalue list arguments from evaluator functions
John W. Eaton <jwe@octave.org>
parents:
23457
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468 const string_vector& arg_names, |
73558a835b64
eliminate lvalue list arguments from evaluator functions
John W. Eaton <jwe@octave.org>
parents:
23457
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469 int nargin, int nargout, |
73558a835b64
eliminate lvalue list arguments from evaluator functions
John W. Eaton <jwe@octave.org>
parents:
23457
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470 const octave_value_list& va_args); |
3219 | 471 |
15427
6823ad7a25b1
implement local option for warnings
John W. Eaton <jwe@octave.org>
parents:
15337
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472 void restore_warning_states (void); |
6823ad7a25b1
implement local option for warnings
John W. Eaton <jwe@octave.org>
parents:
15337
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473 |
4612 | 474 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
2974 | 475 }; |
476 | |
477 #endif |