Mercurial > octave
annotate libinterp/corefcn/variables.cc @ 20925:667861ffffab
Extracted header class octave-preserve-stream-state from utils.{cc/h}.
* libinterp/corefcn/octave-preserve-stream-state.h: extracted class definition.
* libinterp/corefcn/module.mk: add octave-preserve-stream-state.h to build
system.
* libinterp/corefcn/utils.{cc/h}: extracted code of class
octave-preserve-stream-state.
* libinterp/corefcn/debug.cc: add new header dependency.
* libinterp/corefcn/pr-output.cc: add new header dependency.
* libinterp/corefcn/variables.cc: add new header dependency.
* libinterp/corefcn/ov-base-sparse.cc: add new header dependency.
author | Kai T. Ohlhus <k.ohlhus@gmail.com> |
---|---|
date | Thu, 17 Dec 2015 16:19:51 +0100 |
parents | 03e4ddd49396 |
children | b17fda023ca6 |
rev | line source |
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1 | 1 /* |
2 | |
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3 Copyright (C) 1993-2015 John W. Eaton |
11523 | 4 Copyright (C) 2009-2010 VZLU Prague |
1 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
1 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
1 | 21 |
22 */ | |
23 | |
240 | 24 #ifdef HAVE_CONFIG_H |
1192 | 25 #include <config.h> |
1 | 26 #endif |
27 | |
1468 | 28 #include <cstdio> |
1343 | 29 #include <cstring> |
605 | 30 |
7336 | 31 #include <iomanip> |
4207 | 32 #include <set> |
1728 | 33 #include <string> |
34 | |
2926 | 35 #include "file-stat.h" |
36 #include "oct-env.h" | |
4604 | 37 #include "file-ops.h" |
2926 | 38 #include "glob-match.h" |
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39 #include "lo-regexp.h" |
1755 | 40 #include "str-vec.h" |
41 | |
2492 | 42 #include <defaults.h> |
4435 | 43 #include "Cell.h" |
1352 | 44 #include "defun.h" |
45 #include "dirfns.h" | |
46 #include "error.h" | |
2205 | 47 #include "gripes.h" |
1352 | 48 #include "help.h" |
3165 | 49 #include "input.h" |
1352 | 50 #include "lex.h" |
5832 | 51 #include "load-path.h" |
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52 #include "octave-link.h" |
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53 #include "octave-preserve-stream-state.h" |
2926 | 54 #include "oct-map.h" |
55 #include "oct-obj.h" | |
56 #include "ov.h" | |
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57 #include "ov-class.h" |
3933 | 58 #include "ov-usr-fcn.h" |
605 | 59 #include "pager.h" |
1352 | 60 #include "parse.h" |
2926 | 61 #include "symtab.h" |
2205 | 62 #include "toplev.h" |
1352 | 63 #include "unwind-prot.h" |
1 | 64 #include "utils.h" |
1352 | 65 #include "variables.h" |
2205 | 66 |
7336 | 67 // Defines layout for the whos/who -long command |
68 static std::string Vwhos_line_format | |
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69 = " %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;\n"; |
195 | 70 |
6068 | 71 void |
6072 | 72 clear_mex_functions (void) |
6068 | 73 { |
7336 | 74 symbol_table::clear_mex_functions (); |
75 } | |
76 | |
77 void | |
78 clear_function (const std::string& nm) | |
79 { | |
80 symbol_table::clear_function (nm); | |
81 } | |
82 | |
83 void | |
84 clear_variable (const std::string& nm) | |
85 { | |
86 symbol_table::clear_variable (nm); | |
87 } | |
88 | |
89 void | |
90 clear_symbol (const std::string& nm) | |
91 { | |
92 symbol_table::clear_symbol (nm); | |
6068 | 93 } |
94 | |
593 | 95 // Attributes of variables and functions. |
96 | |
2086 | 97 // Is this octave_value a valid function? |
593 | 98 |
2975 | 99 octave_function * |
4345 | 100 is_valid_function (const std::string& fcn_name, |
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101 const std::string& warn_for, bool warn) |
593 | 102 { |
2975 | 103 octave_function *ans = 0; |
593 | 104 |
1755 | 105 if (! fcn_name.empty ()) |
3618 | 106 { |
7336 | 107 octave_value val = symbol_table::find_function (fcn_name); |
108 | |
109 if (val.is_defined ()) | |
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110 ans = val.function_value (true); |
3618 | 111 } |
593 | 112 |
7336 | 113 if (! ans && warn) |
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114 error ("%s: the symbol '%s' is not valid as a function", |
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115 warn_for.c_str (), fcn_name.c_str ()); |
593 | 116 |
117 return ans; | |
118 } | |
119 | |
2975 | 120 octave_function * |
4345 | 121 is_valid_function (const octave_value& arg, |
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122 const std::string& warn_for, bool warn) |
3178 | 123 { |
124 octave_function *ans = 0; | |
125 | |
3523 | 126 std::string fcn_name; |
3178 | 127 |
128 if (arg.is_string ()) | |
4700 | 129 { |
130 fcn_name = arg.string_value (); | |
3178 | 131 |
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132 ans = is_valid_function (fcn_name, warn_for, warn); |
4700 | 133 } |
3178 | 134 else if (warn) |
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135 error ("%s: argument must be a string containing function name", warn_for.c_str ()); |
3178 | 136 |
137 return ans; | |
138 } | |
139 | |
140 octave_function * | |
3523 | 141 extract_function (const octave_value& arg, const std::string& warn_for, |
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142 const std::string& fname, const std::string& header, |
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143 const std::string& trailer) |
2796 | 144 { |
2975 | 145 octave_function *retval = 0; |
2796 | 146 |
147 retval = is_valid_function (arg, warn_for, 0); | |
148 | |
149 if (! retval) | |
150 { | |
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151 std::string s = arg.xstring_value ("%s: first argument must be a string", |
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152 warn_for.c_str ()); |
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153 |
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154 std::string cmd = header; |
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155 cmd.append (s); |
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156 cmd.append (trailer); |
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157 |
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158 int parse_status; |
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159 |
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160 eval_string (cmd, true, parse_status, 0); |
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161 |
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162 if (parse_status == 0) |
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163 { |
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164 retval = is_valid_function (fname, warn_for, 0); |
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165 |
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166 if (! retval) |
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167 error ("%s: '%s' is not valid as a function", |
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168 warn_for.c_str (), fname.c_str ()); |
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169 |
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170 warning ("%s: passing function body as a string is obsolete; please use anonymous functions", |
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171 warn_for.c_str ()); |
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172 } |
2796 | 173 else |
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174 error ("%s: '%s' is not valid as a function", |
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175 warn_for.c_str (), fname.c_str ()); |
2796 | 176 } |
177 | |
178 return retval; | |
179 } | |
180 | |
2921 | 181 string_vector |
3523 | 182 get_struct_elts (const std::string& text) |
2921 | 183 { |
184 int n = 1; | |
185 | |
186 size_t pos = 0; | |
187 | |
188 size_t len = text.length (); | |
189 | |
8021 | 190 while ((pos = text.find ('.', pos)) != std::string::npos) |
2921 | 191 { |
192 if (++pos == len) | |
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193 break; |
2921 | 194 |
195 n++; | |
196 } | |
197 | |
198 string_vector retval (n); | |
199 | |
200 pos = 0; | |
201 | |
202 for (int i = 0; i < n; i++) | |
203 { | |
4587 | 204 len = text.find ('.', pos); |
2921 | 205 |
8021 | 206 if (len != std::string::npos) |
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207 len -= pos; |
2921 | 208 |
209 retval[i] = text.substr (pos, len); | |
210 | |
8021 | 211 if (len != std::string::npos) |
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212 pos += len + 1; |
2921 | 213 } |
214 | |
215 return retval; | |
216 } | |
217 | |
4179 | 218 static inline bool |
219 is_variable (const std::string& name) | |
220 { | |
221 bool retval = false; | |
222 | |
223 if (! name.empty ()) | |
224 { | |
7336 | 225 octave_value val = symbol_table::varval (name); |
226 | |
227 retval = val.is_defined (); | |
4179 | 228 } |
229 | |
230 return retval; | |
231 } | |
232 | |
2921 | 233 string_vector |
3933 | 234 generate_struct_completions (const std::string& text, |
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235 std::string& prefix, std::string& hint) |
2921 | 236 { |
237 string_vector names; | |
238 | |
239 size_t pos = text.rfind ('.'); | |
240 | |
8021 | 241 if (pos != std::string::npos) |
2921 | 242 { |
243 if (pos == text.length ()) | |
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244 hint = ""; |
2921 | 245 else |
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246 hint = text.substr (pos+1); |
2921 | 247 |
248 prefix = text.substr (0, pos); | |
249 | |
4179 | 250 std::string base_name = prefix; |
251 | |
252 pos = base_name.find_first_of ("{(."); | |
2921 | 253 |
8021 | 254 if (pos != std::string::npos) |
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255 base_name = base_name.substr (0, pos); |
4143 | 256 |
4179 | 257 if (is_variable (base_name)) |
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258 { |
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259 int parse_status; |
4179 | 260 |
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261 unwind_protect frame; |
3935 | 262 |
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263 frame.protect_var (discard_error_messages); |
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264 frame.protect_var (discard_warning_messages); |
3935 | 265 |
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266 discard_error_messages = true; |
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267 discard_warning_messages = true; |
2921 | 268 |
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269 try |
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270 { |
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271 octave_value tmp = eval_string (prefix, true, parse_status); |
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272 |
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273 frame.run (); |
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274 |
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275 if (tmp.is_defined () |
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276 && (tmp.is_map () || tmp.is_java () || tmp.is_classdef_object ())) |
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277 names = tmp.map_keys (); |
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278 } |
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279 catch (const octave_execution_exception&) |
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280 { |
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281 recover_from_exception (); |
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282 } |
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283 } |
4179 | 284 } |
2921 | 285 |
286 return names; | |
287 } | |
288 | |
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289 // FIXME: this will have to be much smarter to work "correctly". |
4179 | 290 |
2921 | 291 bool |
3523 | 292 looks_like_struct (const std::string& text) |
2921 | 293 { |
4604 | 294 bool retval = (! text.empty () |
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295 && text != "." |
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296 && text.find_first_of (file_ops::dir_sep_chars ()) == std::string::npos |
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297 && text.find ("..") == std::string::npos |
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298 && text.rfind ('.') != std::string::npos); |
3968 | 299 |
4179 | 300 #if 0 |
3968 | 301 symbol_record *sr = curr_sym_tab->lookup (text); |
2963 | 302 |
3968 | 303 if (sr && ! sr->is_function ()) |
304 { | |
305 int parse_status; | |
2921 | 306 |
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307 unwind_protect frame; |
4143 | 308 |
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309 frame.protect_var (discard_error_messages); |
4143 | 310 |
311 discard_error_messages = true; | |
312 | |
3968 | 313 octave_value tmp = eval_string (text, true, parse_status); |
314 | |
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315 frame.run (); |
4143 | 316 |
3968 | 317 retval = (tmp.is_defined () && tmp.is_map ()); |
318 } | |
4179 | 319 #endif |
3968 | 320 |
321 return retval; | |
2921 | 322 } |
2796 | 323 |
5930 | 324 static octave_value |
325 do_isglobal (const octave_value_list& args) | |
593 | 326 { |
4233 | 327 octave_value retval = false; |
593 | 328 |
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329 if (args.length () != 1) |
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330 print_usage (); |
593 | 331 |
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332 if (! args(0).is_string ()) |
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333 error ("isglobal: NAME must be a string"); |
636 | 334 |
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335 std::string name = args(0).string_value (); |
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336 |
7336 | 337 return symbol_table::is_global (name); |
593 | 338 } |
339 | |
5930 | 340 DEFUN (isglobal, args, , |
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341 "-*- texinfo -*-\n\ |
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342 @deftypefn {} {} isglobal (@var{name})\n\ |
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343 Return true if @var{name} is a globally visible variable.\n\ |
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344 \n\ |
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345 For example:\n\ |
5930 | 346 \n\ |
347 @example\n\ | |
348 @group\n\ | |
349 global x\n\ | |
350 isglobal (\"x\")\n\ | |
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351 @result{} 1\n\ |
5930 | 352 @end group\n\ |
353 @end example\n\ | |
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354 @seealso{isvarname, exist}\n\ |
5930 | 355 @end deftypefn") |
356 { | |
357 return do_isglobal (args); | |
358 } | |
359 | |
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360 static octave_value |
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361 safe_symbol_lookup (const std::string& symbol_name) |
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362 { |
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363 octave_value retval; |
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364 |
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365 unwind_protect frame; |
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366 interpreter_try (frame); |
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367 |
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368 try |
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369 { |
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370 retval = symbol_table::find (symbol_name); |
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371 } |
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372 catch (const octave_execution_exception&) |
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373 { |
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374 recover_from_exception (); |
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375 } |
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376 |
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377 return retval; |
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378 } |
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379 |
4016 | 380 int |
381 symbol_exist (const std::string& name, const std::string& type) | |
593 | 382 { |
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383 if (is_keyword (name)) |
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384 return 0; |
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385 |
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386 bool search_any = type == "any"; |
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387 bool search_var = type == "var"; |
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388 bool search_dir = type == "dir"; |
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389 bool search_file = type == "file"; |
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390 bool search_builtin = type == "builtin"; |
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391 bool search_class = type == "class"; |
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392 |
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393 if (! (search_any || search_var || search_dir || search_file || |
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394 search_builtin || search_class)) |
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395 error ("exist: unrecognized type argument \"%s\"", type.c_str ()); |
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396 |
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397 if (search_any || search_var) |
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398 { |
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399 octave_value val = symbol_table::varval (name); |
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400 |
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401 if (val.is_constant () || val.is_object () |
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402 || val.is_function_handle () |
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403 || val.is_anonymous_function () |
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404 || val.is_inline_function ()) |
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405 return 1; |
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406 |
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407 if (search_var) |
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408 return 0; |
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409 } |
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410 |
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411 // We shouldn't need to look in the global symbol table, since any name |
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412 // that is visible in the current scope will be in the local symbol table. |
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413 |
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414 octave_value val; |
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415 |
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416 if (search_any || search_builtin) |
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417 { |
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418 // FIXME: safe_symbol_lookup will attempt unsafe load of .oct/.mex file. |
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419 // This can cause a segfault. To catch this would require temporarily |
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420 // diverting the SIGSEGV exception handler and then restoring it. |
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421 // See bug #36067. |
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422 val = safe_symbol_lookup (name); |
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423 |
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424 if (val.is_defined () && val.is_builtin_function ()) |
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425 return 5; |
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426 |
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427 if (search_builtin) |
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428 return 0; |
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429 } |
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430 |
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431 if (search_any || search_file || search_dir) |
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432 { |
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433 std::string file_name = lookup_autoload (name); |
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434 |
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435 if (file_name.empty ()) |
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436 file_name = load_path::find_fcn (name); |
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437 |
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438 size_t len = file_name.length (); |
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439 |
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440 if (len > 0) |
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441 { |
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442 if (search_any || search_file) |
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443 { |
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444 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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445 || file_name.substr (len-4) == ".mex")) |
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446 return 3; |
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447 else |
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448 return 2; |
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449 } |
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450 } |
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451 |
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452 file_name = file_in_path (name, ""); |
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453 |
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454 if (file_name.empty ()) |
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455 file_name = name; |
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456 |
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457 file_stat fs (file_name); |
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458 |
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459 if (fs) |
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460 { |
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461 if (search_any || search_file) |
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462 { |
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463 if (fs.is_dir ()) |
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464 return 7; |
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465 |
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466 len = file_name.length (); |
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467 |
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468 if (len > 4 && (file_name.substr (len-4) == ".oct" |
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469 || file_name.substr (len-4) == ".mex")) |
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470 return 3; |
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471 else |
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472 return 2; |
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473 } |
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474 else if (search_dir && fs.is_dir ()) |
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475 return 7; |
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476 } |
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477 |
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478 if (search_file || search_dir) |
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479 return 0; |
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480 } |
1277 | 481 |
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482 // Command line function which Matlab does not support |
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483 if (search_any && val.is_defined () && val.is_user_function ()) |
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484 return 103; |
4016 | 485 |
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486 return 0; |
593 | 487 } |
488 | |
4962 | 489 #define GET_IDX(LEN) \ |
490 static_cast<int> ((LEN-1) * static_cast<double> (rand ()) / RAND_MAX) | |
491 | |
4954 | 492 std::string |
493 unique_symbol_name (const std::string& basename) | |
494 { | |
4962 | 495 static const std::string alpha |
496 = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; | |
497 | |
498 static size_t len = alpha.length (); | |
499 | |
500 std::string nm = basename + alpha[GET_IDX (len)]; | |
501 | |
502 size_t pos = nm.length (); | |
503 | |
504 if (nm.substr (0, 2) == "__") | |
505 nm.append ("__"); | |
506 | |
507 while (symbol_exist (nm, "any")) | |
508 nm.insert (pos++, 1, alpha[GET_IDX (len)]); | |
509 | |
510 return nm; | |
4954 | 511 } |
512 | |
4016 | 513 DEFUN (exist, args, , |
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514 "-*- texinfo -*-\n\ |
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515 @deftypefn {} {@var{c} =} exist (@var{name})\n\ |
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516 @deftypefnx {} {@var{c} =} exist (@var{name}, @var{type})\n\ |
18879 | 517 Check for the existence of @var{name} as a variable, function, file,\n\ |
518 directory, or class.\n\ | |
519 \n\ | |
520 The return code @var{c} is one of\n\ | |
521 \n\ | |
522 @table @asis\n\ | |
523 @item 1\n\ | |
524 @var{name} is a variable.\n\ | |
525 \n\ | |
526 @item 2\n\ | |
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527 @var{name} is an absolute filename, an ordinary file in Octave's\n\ |
18879 | 528 @code{path}, or (after appending @samp{.m}) a function file in Octave's\n\ |
529 @code{path}.\n\ | |
4016 | 530 \n\ |
18879 | 531 @item 3\n\ |
532 @var{name} is a @samp{.oct} or @samp{.mex} file in Octave's @code{path}.\n\ | |
533 \n\ | |
534 @item 5\n\ | |
535 @var{name} is a built-in function.\n\ | |
4016 | 536 \n\ |
18879 | 537 @item 7\n\ |
538 @var{name} is a directory.\n\ | |
539 \n\ | |
540 @item 103\n\ | |
541 @var{name} is a function not associated with a file (entered on the command\n\ | |
542 line).\n\ | |
543 \n\ | |
544 @item 0\n\ | |
545 @var{name} does not exist.\n\ | |
546 @end table\n\ | |
4016 | 547 \n\ |
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548 If the optional argument @var{type} is supplied, check only for symbols of\n\ |
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549 the specified type. Valid types are\n\ |
4016 | 550 \n\ |
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551 @table @asis\n\ |
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552 @item @qcode{\"var\"}\n\ |
4016 | 553 Check only for variables.\n\ |
10840 | 554 \n\ |
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555 @item @qcode{\"builtin\"}\n\ |
4016 | 556 Check only for built-in functions.\n\ |
10840 | 557 \n\ |
18879 | 558 @item @qcode{\"dir\"}\n\ |
559 Check only for directories.\n\ | |
560 \n\ | |
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561 @item @qcode{\"file\"}\n\ |
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562 Check only for files and directories.\n\ |
10840 | 563 \n\ |
18879 | 564 @item @qcode{\"class\"}\n\ |
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565 Check only for classes. (Note: This option is accepted, but not currently\n\ |
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566 implemented)\n\ |
4016 | 567 @end table\n\ |
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568 \n\ |
18879 | 569 If no type is given, and there are multiple possible matches for name,\n\ |
570 @code{exist} will return a code according to the following priority list:\n\ | |
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571 variable, built-in function, oct-file, directory, file, class.\n\ |
18879 | 572 \n\ |
573 @code{exist} returns 2 if a regular file called @var{name} is present in\n\ | |
574 Octave's search path. If you want information about other types of files\n\ | |
575 not on the search path you should use some combination of the functions\n\ | |
576 @code{file_in_path} and @code{stat} instead.\n\ | |
577 \n\ | |
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578 @seealso{file_in_loadpath, file_in_path, dir_in_loadpath, stat}\n\ |
4016 | 579 @end deftypefn") |
580 { | |
4233 | 581 octave_value retval = false; |
4016 | 582 |
583 int nargin = args.length (); | |
584 | |
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585 if (nargin < 1 || nargin > 2) |
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586 print_usage (); |
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587 |
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588 std::string name = args(0).xstring_value ("exist: NAME must be a string"); |
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589 |
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590 if (nargin == 2) |
4016 | 591 { |
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592 std::string type = args(1).xstring_value ("exist: TYPE must be a string"); |
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593 |
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594 if (type == "class") |
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595 warning ("exist: \"class\" type argument is not implemented"); |
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596 |
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597 retval = symbol_exist (name, type); |
4016 | 598 } |
599 else | |
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600 retval = symbol_exist (name); |
4016 | 601 |
602 return retval; | |
603 } | |
604 | |
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605 /* |
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606 %!shared dirtmp, __var1 |
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607 %! dirtmp = P_tmpdir (); |
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608 %! __var1 = 1; |
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609 |
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610 %!assert (exist ("__%Highly_unlikely_name%__"), 0) |
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611 %!assert (exist ("__var1"), 1) |
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612 %!assert (exist ("__var1", "var"), 1) |
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613 %!assert (exist ("__var1", "builtin"), 0) |
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614 %!assert (exist ("__var1", "dir"), 0) |
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615 %!assert (exist ("__var1", "file"), 0) |
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616 |
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617 %!test |
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618 %! if (isunix ()) |
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619 %! assert (exist ("/bin/sh"), 2); |
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620 %! assert (exist ("/bin/sh", "file"), 2); |
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621 %! assert (exist ("/bin/sh", "dir"), 0); |
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622 %! assert (exist ("/dev/null"), 2); |
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623 %! assert (exist ("/dev/null", "file"), 2); |
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624 %! assert (exist ("/dev/null", "dir"), 0); |
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625 %! endif |
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626 |
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627 %!assert (exist ("print_usage"), 2) |
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628 %!assert (exist ("print_usage.m"), 2) |
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629 %!assert (exist ("print_usage", "file"), 2) |
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630 %!assert (exist ("print_usage", "dir"), 0) |
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631 |
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632 ## Don't search path for rooted relative filenames |
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633 %!assert (exist ("plot.m", "file"), 2); |
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634 %!assert (exist ("./plot.m", "file"), 0); |
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635 %!assert (exist ("./%nonexistentfile%", "file"), 0); |
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636 %!assert (exist ("%nonexistentfile%", "file"), 0); |
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637 |
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638 ## Don't search path for absolute filenames |
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639 %!test |
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640 %! tname = tempname (pwd ()); |
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641 %! unwind_protect |
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642 %! ## open/close file to create it, equivalent of touch |
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643 %! fid = fopen (tname, "w"); |
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644 %! fclose (fid); |
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645 %! [~, fname] = fileparts (tname); |
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646 %! assert (exist (fullfile (pwd (), fname), "file"), 2); |
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647 %! unwind_protect_cleanup |
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648 %! unlink (tname); |
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649 %! end_unwind_protect |
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|
650 %! assert (exist (fullfile (pwd (), "%nonexistentfile%"), "file"), 0); |
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Rewrite BIST tests for exist to pass on Windows (bug #44445).
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651 |
18856
de8c67ba7ac4
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Rik <rik@octave.org>
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652 %!testif HAVE_CHOLMOD |
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Use Matlab return hierarchy for exist() codes when no type is specified.
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|
653 %! assert (exist ("chol"), 3); |
18858
a1dde4d4c45c
Return correct exist code for mex files when .mex extension given (bug #42614).
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diff
changeset
|
654 %! assert (exist ("chol.oct"), 3); |
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|
655 %! assert (exist ("chol", "file"), 3); |
de8c67ba7ac4
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Rik <rik@octave.org>
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|
656 %! assert (exist ("chol", "builtin"), 0); |
de8c67ba7ac4
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|
657 |
de8c67ba7ac4
Use Matlab return hierarchy for exist() codes when no type is specified.
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|
658 %!assert (exist ("sin"), 5) |
18861
da6ffbf75edf
Simplify exist() code for recognizing command line functions.
Rik <rik@octave.org>
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diff
changeset
|
659 %!assert (exist ("sin", "builtin"), 5) |
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Rik <rik@octave.org>
parents:
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diff
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|
660 %!assert (exist ("sin", "file"), 0) |
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|
661 |
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Rik <rik@octave.org>
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|
662 %!assert (exist (dirtmp), 7) |
de8c67ba7ac4
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|
663 %!assert (exist (dirtmp, "dir"), 7) |
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diff
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|
664 %!assert (exist (dirtmp, "file"), 7) |
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Rik <rik@octave.org>
parents:
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diff
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|
665 |
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ca0d9844dfd7
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Rik <rik@octave.org>
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|
666 %!error exist () |
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667 %!error exist (1,2,3) |
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Fix input validation for exist() which did not error on non-string input.
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|
668 %!warning <"class" type argument is not implemented> exist ("a", "class"); |
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Rik <rik@octave.org>
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diff
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|
669 %!error <TYPE must be a string> exist ("a", 1) |
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Rik <rik@octave.org>
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diff
changeset
|
670 %!error <NAME must be a string> exist (1) |
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3c8260fd0837
Validate second option to exist () (bug #42618).
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diff
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|
671 %!error <unrecognized type argument "foobar"> exist ("a", "foobar") |
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Rik <rik@octave.org>
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|
672 |
10975
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John W. Eaton <jwe@octave.org>
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|
673 */ |
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|
674 |
2849 | 675 octave_value |
4988 | 676 lookup_function_handle (const std::string& nm) |
677 { | |
7336 | 678 octave_value val = symbol_table::varval (nm); |
679 | |
680 return val.is_function_handle () ? val : octave_value (); | |
4988 | 681 } |
682 | |
683 octave_value | |
5027 | 684 get_global_value (const std::string& nm, bool silent) |
2849 | 685 { |
7752
40c428ea3408
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John W. Eaton <jwe@octave.org>
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diff
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|
686 octave_value val = symbol_table::global_varval (nm); |
7336 | 687 |
688 if (val.is_undefined () && ! silent) | |
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d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
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|
689 error ("get_global_value: undefined symbol '%s'", nm.c_str ()); |
7336 | 690 |
691 return val; | |
2849 | 692 } |
693 | |
694 void | |
3523 | 695 set_global_value (const std::string& nm, const octave_value& val) |
2849 | 696 { |
16442
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John W. Eaton <jwe@octave.org>
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15807
diff
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|
697 symbol_table::global_assign (nm, val); |
2849 | 698 } |
699 | |
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e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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diff
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|
700 octave_value |
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|
701 get_top_level_value (const std::string& nm, bool silent) |
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John W. Eaton <jwe@octave.org>
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702 { |
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diff
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|
703 octave_value val = symbol_table::top_level_varval (nm); |
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John W. Eaton <jwe@octave.org>
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|
704 |
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
705 if (val.is_undefined () && ! silent) |
15466
d174210ce1ec
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John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
706 error ("get_top_level_value: undefined symbol '%s'", nm.c_str ()); |
10071
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
707 |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
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diff
changeset
|
708 return val; |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
709 } |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
710 |
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John W. Eaton <jwe@octave.org>
parents:
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diff
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|
711 void |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
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diff
changeset
|
712 set_top_level_value (const std::string& nm, const octave_value& val) |
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
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diff
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|
713 { |
16442
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deprecate symbol_table::varref functions
John W. Eaton <jwe@octave.org>
parents:
15807
diff
changeset
|
714 symbol_table::top_level_assign (nm, val); |
10071
e42b1bbd1052
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John W. Eaton <jwe@octave.org>
parents:
10066
diff
changeset
|
715 } |
e42b1bbd1052
variables.cc (get_top_level_value, set_top_level_value): new functions
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
716 |
593 | 717 // Variable values. |
195 | 718 |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
719 static bool |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
720 wants_local_change (const octave_value_list& args, int& nargin) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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diff
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|
721 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
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diff
changeset
|
722 bool retval = false; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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|
723 |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
724 if (nargin == 2) |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
725 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
726 if (args(1).is_string () && args(1).string_value () == "local") |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
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diff
changeset
|
727 { |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
728 nargin = 1; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
729 retval = true; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
730 } |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
731 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
732 { |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
733 error_with_cfn ("second argument must be \"local\""); |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
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|
734 nargin = 0; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
735 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
736 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
737 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
738 return retval; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
739 } |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
740 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
741 template <class T> |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
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parents:
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diff
changeset
|
742 bool try_local_protect (T& var) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
743 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
744 octave_user_code *curr_usr_code = octave_call_stack::caller_user_code (); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
745 octave_user_function *curr_usr_fcn = 0; |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
746 if (curr_usr_code && curr_usr_code->is_user_function ()) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
747 curr_usr_fcn = dynamic_cast<octave_user_function *> (curr_usr_code); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
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|
748 |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
749 if (curr_usr_fcn && curr_usr_fcn->local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
750 return true; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
751 else |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
752 return false; |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
753 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
754 |
5791 | 755 octave_value |
756 set_internal_variable (bool& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
757 int nargout, const char *nm) |
5791 | 758 { |
5794 | 759 octave_value retval; |
760 | |
5800 | 761 int nargin = args.length (); |
762 | |
763 if (nargout > 0 || nargin == 0) | |
5794 | 764 retval = var; |
5791 | 765 |
10637
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
766 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
767 { |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
768 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
769 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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10521
diff
changeset
|
770 } |
9cd5aa83fa62
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parents:
10521
diff
changeset
|
771 |
5791 | 772 if (nargin == 1) |
773 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
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diff
changeset
|
774 bool bval = args(0).xbool_value ("%s: argument must be a logical value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
775 |
571508c1ed06
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John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
776 var = bval; |
5791 | 777 } |
778 else if (nargin > 1) | |
5823 | 779 print_usage (); |
5791 | 780 |
781 return retval; | |
782 } | |
783 | |
784 octave_value | |
5794 | 785 set_internal_variable (char& var, const octave_value_list& args, |
10315
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untabify src C++ source files
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diff
changeset
|
786 int nargout, const char *nm) |
5791 | 787 { |
5794 | 788 octave_value retval; |
789 | |
5800 | 790 int nargin = args.length (); |
791 | |
792 if (nargout > 0 || nargin == 0) | |
5794 | 793 retval = var; |
5791 | 794 |
10637
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diff
changeset
|
795 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
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diff
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|
796 { |
9cd5aa83fa62
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diff
changeset
|
797 if (! try_local_protect (var)) |
9cd5aa83fa62
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changeset
|
798 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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diff
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|
799 } |
9cd5aa83fa62
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parents:
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diff
changeset
|
800 |
5791 | 801 if (nargin == 1) |
802 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
803 std::string sval = args(0).xstring_value ("%s: argument must be a single character", nm); |
20581
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
804 |
fd0efcdb3718
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parents:
20556
diff
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|
805 switch (sval.length ()) |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
806 { |
20581
fd0efcdb3718
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
807 case 1: |
fd0efcdb3718
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parents:
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diff
changeset
|
808 var = sval[0]; |
fd0efcdb3718
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diff
changeset
|
809 break; |
fd0efcdb3718
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20556
diff
changeset
|
810 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
811 case 0: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
812 var = '\0'; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
813 break; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
814 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
815 default: |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
816 error ("%s: argument must be a single character", nm); |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
817 break; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
818 } |
5794 | 819 } |
820 else if (nargin > 1) | |
5823 | 821 print_usage (); |
5794 | 822 |
823 return retval; | |
824 } | |
825 | |
826 octave_value | |
827 set_internal_variable (int& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
828 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
829 int minval, int maxval) |
5794 | 830 { |
831 octave_value retval; | |
832 | |
5800 | 833 int nargin = args.length (); |
834 | |
835 if (nargout > 0 || nargin == 0) | |
5794 | 836 retval = var; |
837 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
838 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
839 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
840 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
841 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
842 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
843 |
5794 | 844 if (nargin == 1) |
845 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
846 int ival = args(0).xint_value ("%s: argument must be an integer value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
847 |
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
848 if (ival < minval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
849 error ("%s: arg must be greater than %d", nm, minval); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
850 else if (ival > maxval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
851 error ("%s: arg must be less than or equal to %d", |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
852 nm, maxval); |
5794 | 853 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
854 var = ival; |
5794 | 855 } |
856 else if (nargin > 1) | |
5823 | 857 print_usage (); |
5794 | 858 |
859 return retval; | |
860 } | |
861 | |
862 octave_value | |
863 set_internal_variable (double& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
864 int nargout, const char *nm, |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
865 double minval, double maxval) |
5794 | 866 { |
867 octave_value retval; | |
868 | |
5800 | 869 int nargin = args.length (); |
870 | |
871 if (nargout > 0 || nargin == 0) | |
5794 | 872 retval = var; |
873 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
874 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
875 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
876 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
877 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
878 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
879 |
5794 | 880 if (nargin == 1) |
881 { | |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
882 double dval = args(0).xscalar_value ("%s: argument must be a scalar value", nm); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
883 |
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
884 if (dval < minval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
885 error ("%s: argument must be greater than %g", minval); |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
886 else if (dval > maxval) |
20711
7b608fadc663
Make error messages more specific about the variable and problem encountered.
Rik <rik@octave.org>
parents:
20704
diff
changeset
|
887 error ("%s: argument must be less than or equal to %g", maxval); |
5794 | 888 else |
20704
571508c1ed06
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20700
diff
changeset
|
889 var = dval; |
5794 | 890 } |
891 else if (nargin > 1) | |
5823 | 892 print_usage (); |
5794 | 893 |
894 return retval; | |
895 } | |
896 | |
897 octave_value | |
898 set_internal_variable (std::string& var, const octave_value_list& args, | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
899 int nargout, const char *nm, bool empty_ok) |
5794 | 900 { |
901 octave_value retval; | |
902 | |
5800 | 903 int nargin = args.length (); |
904 | |
905 if (nargout > 0 || nargin == 0) | |
5794 | 906 retval = var; |
907 | |
10637
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
908 if (wants_local_change (args, nargin)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
909 { |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
910 if (! try_local_protect (var)) |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
911 warning ("\"local\" has no effect outside a function"); |
9cd5aa83fa62
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Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
912 } |
9cd5aa83fa62
implement 'local' parameter to pseudo-variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10521
diff
changeset
|
913 |
5794 | 914 if (nargin == 1) |
915 { | |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
916 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
917 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
918 if (empty_ok || ! sval.empty ()) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
919 var = sval; |
5791 | 920 else |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
921 error ("%s: value must not be empty", nm); |
5791 | 922 } |
923 else if (nargin > 1) | |
5823 | 924 print_usage (); |
1 | 925 |
926 return retval; | |
927 } | |
928 | |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
929 octave_value |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
930 set_internal_variable (int& var, const octave_value_list& args, |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
931 int nargout, const char *nm, const char **choices) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
932 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
933 octave_value retval; |
10640
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
934 int nchoices = 0; |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
935 while (choices[nchoices] != 0) |
5c594472f75e
determine string enum length by trailing null rather than sizeof
Jaroslav Hajek <highegg@gmail.com>
parents:
10638
diff
changeset
|
936 nchoices++; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
937 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
938 int nargin = args.length (); |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
939 |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
940 assert (var < nchoices); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
941 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
942 if (nargout > 0 || nargin == 0) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
943 retval = choices[var]; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
944 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
945 if (wants_local_change (args, nargin)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
946 { |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
947 if (! try_local_protect (var)) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
948 warning ("\"local\" has no effect outside a function"); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
949 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
950 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
951 if (nargin == 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
952 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
953 std::string sval = args(0).xstring_value ("%s: first argument must be a string", nm); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
954 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
955 int i = 0; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
956 for (; i < nchoices; i++) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
957 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
958 if (sval == choices[i]) |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
959 { |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
960 var = i; |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
961 break; |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
962 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
963 } |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
964 if (i == nchoices) |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
parents:
20556
diff
changeset
|
965 error ("%s: value not allowed (\"%s\")", nm, sval.c_str ()); |
10638
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
966 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
967 else if (nargin > 1) |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
968 print_usage (); |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
969 |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
970 return retval; |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
971 } |
e1559a8a60b4
general mechanism for string enum variables
Jaroslav Hajek <highegg@gmail.com>
parents:
10637
diff
changeset
|
972 |
7336 | 973 struct |
974 whos_parameter | |
195 | 975 { |
7336 | 976 char command; |
977 char modifier; | |
978 int parameter_length; | |
979 int first_parameter_length; | |
980 int balance; | |
981 std::string text; | |
982 std::string line; | |
983 }; | |
984 | |
985 static void | |
986 print_descriptor (std::ostream& os, std::list<whos_parameter> params) | |
987 { | |
988 // This method prints a line of information on a given symbol | |
989 std::list<whos_parameter>::iterator i = params.begin (); | |
990 std::ostringstream param_buf; | |
991 | |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
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17787
diff
changeset
|
992 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
parents:
17787
diff
changeset
|
993 |
7336 | 994 while (i != params.end ()) |
195 | 995 { |
7336 | 996 whos_parameter param = *i; |
997 | |
998 if (param.command != '\0') | |
999 { | |
10315
57a59eae83cc
untabify src C++ source files
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10160
diff
changeset
|
1000 // Do the actual printing |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
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changeset
|
1001 switch (param.modifier) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1002 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1003 case 'l': |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1004 os << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1005 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1006 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1007 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
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|
1008 break; |
7336 | 1009 |
10315
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|
1010 case 'r': |
17787
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Rik <rik@octave.org>
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|
1011 os << std::setiosflags (std::ios::right) |
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Rik <rik@octave.org>
parents:
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diff
changeset
|
1012 << std::setw (param.parameter_length); |
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Rik <rik@octave.org>
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diff
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|
1013 param_buf << std::setiosflags (std::ios::right) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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diff
changeset
|
1014 << std::setw (param.parameter_length); |
10315
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untabify src C++ source files
John W. Eaton <jwe@octave.org>
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|
1015 break; |
7336 | 1016 |
10315
57a59eae83cc
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|
1017 case 'c': |
57a59eae83cc
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|
1018 if (param.command != 's') |
57a59eae83cc
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diff
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|
1019 { |
57a59eae83cc
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|
1020 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
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|
1021 << std::setw (param.parameter_length); |
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untabify src C++ source files
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|
1022 param_buf << std::setiosflags (std::ios::left) |
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|
1023 << std::setw (param.parameter_length); |
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|
1024 } |
57a59eae83cc
untabify src C++ source files
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|
1025 break; |
7336 | 1026 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1027 default: |
17787
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Rik <rik@octave.org>
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17756
diff
changeset
|
1028 os << std::setiosflags (std::ios::left) |
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Rik <rik@octave.org>
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diff
changeset
|
1029 << std::setw (param.parameter_length); |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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diff
changeset
|
1030 param_buf << std::setiosflags (std::ios::left) |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
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diff
changeset
|
1031 << std::setw (param.parameter_length); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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|
1032 } |
7336 | 1033 |
10315
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1034 if (param.command == 's' && param.modifier == 'c') |
57a59eae83cc
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|
1035 { |
57a59eae83cc
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diff
changeset
|
1036 int a, b; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
diff
changeset
|
1037 |
10315
57a59eae83cc
untabify src C++ source files
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|
1038 if (param.modifier == 'c') |
57a59eae83cc
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|
1039 { |
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|
1040 a = param.first_parameter_length - param.balance; |
57a59eae83cc
untabify src C++ source files
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|
1041 a = (a < 0 ? 0 : a); |
57a59eae83cc
untabify src C++ source files
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|
1042 b = param.parameter_length - a - param.text . length (); |
57a59eae83cc
untabify src C++ source files
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|
1043 b = (b < 0 ? 0 : b); |
57a59eae83cc
untabify src C++ source files
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|
1044 os << std::setiosflags (std::ios::left) << std::setw (a) |
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untabify src C++ source files
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|
1045 << "" << std::resetiosflags (std::ios::left) << param.text |
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untabify src C++ source files
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|
1046 << std::setiosflags (std::ios::left) |
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untabify src C++ source files
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|
1047 << std::setw (b) << "" |
57a59eae83cc
untabify src C++ source files
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|
1048 << std::resetiosflags (std::ios::left); |
17787
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Rik <rik@octave.org>
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diff
changeset
|
1049 param_buf << std::setiosflags (std::ios::left) |
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diff
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|
1050 << std::setw (a) |
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diff
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|
1051 << "" << std::resetiosflags (std::ios::left) |
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diff
changeset
|
1052 << param.line |
175b392e91fe
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|
1053 << std::setiosflags (std::ios::left) |
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Use GNU style coding conventions for code in libinterp/
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diff
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|
1054 << std::setw (b) << "" |
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diff
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|
1055 << std::resetiosflags (std::ios::left); |
10315
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|
1056 } |
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|
1057 } |
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|
1058 else |
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|
1059 { |
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|
1060 os << param.text; |
57a59eae83cc
untabify src C++ source files
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changeset
|
1061 param_buf << param.line; |
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|
1062 } |
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|
1063 os << std::resetiosflags (std::ios::left) |
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|
1064 << std::resetiosflags (std::ios::right); |
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|
1065 param_buf << std::resetiosflags (std::ios::left) |
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untabify src C++ source files
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|
1066 << std::resetiosflags (std::ios::right); |
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changeset
|
1067 i++; |
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|
1068 } |
7336 | 1069 else |
10315
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|
1070 { |
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|
1071 os << param.text; |
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|
1072 param_buf << param.line; |
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|
1073 i++; |
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|
1074 } |
195 | 1075 } |
7336 | 1076 |
1077 os << param_buf.str (); | |
195 | 1078 } |
1079 | |
17787
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|
1080 // FIXME: This is a bit of a kluge. We'd like to just use val.dims() |
9704
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|
1081 // and if val is an object, expect that dims will call size if it is |
bb413c0d0d6d
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|
1082 // overloaded by a user-defined method. But there are currently some |
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changeset
|
1083 // unresolved const issues that prevent that solution from working. |
19718
675d92e7d507
Temporary workaround for user-defined object sizes reported as 1x1 in GUI (bug #43096)
Colin Macdonald <cbm@m.fsf.org>
parents:
19697
diff
changeset
|
1084 // This same kluge is done in symtab.cc (do_workspace_info), fix there too. |
9704
bb413c0d0d6d
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|
1085 |
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changeset
|
1086 std::string |
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changeset
|
1087 get_dims_str (const octave_value& val) |
bb413c0d0d6d
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changeset
|
1088 { |
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changeset
|
1089 octave_value tmp = val; |
bb413c0d0d6d
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|
1090 |
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changeset
|
1091 Matrix sz = tmp.size (); |
bb413c0d0d6d
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9454
diff
changeset
|
1092 |
10350
12884915a8e4
merge MArray classes & improve Array interface
Jaroslav Hajek <highegg@gmail.com>
parents:
10315
diff
changeset
|
1093 dim_vector dv = dim_vector::alloc (sz.numel ()); |
9704
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|
1094 |
bb413c0d0d6d
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changeset
|
1095 for (octave_idx_type i = 0; i < dv.length (); i++) |
bb413c0d0d6d
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changeset
|
1096 dv(i) = sz(i); |
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|
1097 |
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changeset
|
1098 return dv.str (); |
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|
1099 } |
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|
1100 |
7586
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changeset
|
1101 class |
84122fb29c75
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diff
changeset
|
1102 symbol_info_list |
593 | 1103 { |
7586
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7531
diff
changeset
|
1104 private: |
84122fb29c75
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diff
changeset
|
1105 struct symbol_info |
84122fb29c75
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diff
changeset
|
1106 { |
84122fb29c75
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diff
changeset
|
1107 symbol_info (const symbol_table::symbol_record& sr, |
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|
1108 const std::string& expr_str = std::string (), |
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|
1109 const octave_value& expr_val = octave_value ()) |
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diff
changeset
|
1110 : name (expr_str.empty () ? sr.name () : expr_str), |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
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12632
diff
changeset
|
1111 varval (expr_val.is_undefined () ? sr.varval () : expr_val), |
10315
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untabify src C++ source files
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|
1112 is_automatic (sr.is_automatic ()), |
12651
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interpreter: Add new attribute 'complex' in whos (bug #32053)
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diff
changeset
|
1113 is_complex (varval.is_complex_type ()), |
10315
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|
1114 is_formal (sr.is_formal ()), |
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|
1115 is_global (sr.is_global ()), |
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diff
changeset
|
1116 is_persistent (sr.is_persistent ()) |
7586
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changeset
|
1117 { } |
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|
1118 |
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|
1119 void display_line (std::ostream& os, |
10315
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|
1120 const std::list<whos_parameter>& params) const |
593 | 1121 { |
9704
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|
1122 std::string dims_str = get_dims_str (varval); |
7586
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|
1123 |
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|
1124 std::list<whos_parameter>::const_iterator i = params.begin (); |
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|
1125 |
17818
f1b59ef34eda
attempt to avoid setting persistent state on i/o streams (bug #40396)
John W. Eaton <jwe@octave.org>
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17787
diff
changeset
|
1126 octave_preserve_stream_state stream_state (os); |
f1b59ef34eda
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|
1127 |
7586
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changeset
|
1128 while (i != params.end ()) |
10315
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|
1129 { |
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changeset
|
1130 whos_parameter param = *i; |
7586
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|
1131 |
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|
1132 if (param.command != '\0') |
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|
1133 { |
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changeset
|
1134 // Do the actual printing. |
7586
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|
1135 |
10315
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changeset
|
1136 switch (param.modifier) |
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changeset
|
1137 { |
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John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1138 case 'l': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1139 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1140 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1141 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1142 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1143 case 'r': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1144 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1145 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1146 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1147 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1148 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1149 if (param.command == 's') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1150 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1151 int front = param.first_parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1152 - dims_str.find ('x'); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1153 int back = param.parameter_length |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1154 - dims_str.length () |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1155 - front; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1156 front = (front > 0) ? front : 0; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1157 back = (back > 0) ? back : 0; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1158 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1159 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1160 << std::setw (front) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1161 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1162 << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1163 << dims_str |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1164 << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1165 << std::setw (back) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1166 << "" |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1167 << std::resetiosflags (std::ios::left); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1168 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1169 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1170 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1171 os << std::setiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1172 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1173 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1174 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1175 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1176 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1177 error ("whos_line_format: modifier '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1178 param.modifier); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1179 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1180 os << std::setiosflags (std::ios::right) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1181 << std::setw (param.parameter_length); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1182 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1183 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1184 switch (param.command) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1185 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1186 case 'a': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1187 { |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1188 char tmp[6]; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1189 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1190 tmp[0] = (is_automatic ? 'a' : ' '); |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1191 tmp[1] = (is_complex ? 'c' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1192 tmp[2] = (is_formal ? 'f' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1193 tmp[3] = (is_global ? 'g' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1194 tmp[4] = (is_persistent ? 'p' : ' '); |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1195 tmp[5] = 0; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1196 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1197 os << tmp; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1198 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1199 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1200 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1201 case 'b': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1202 os << varval.byte_size (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1203 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1204 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1205 case 'c': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1206 os << varval.class_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1207 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1208 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1209 case 'e': |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1210 os << varval.numel (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1211 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1212 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1213 case 'n': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1214 os << name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1215 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1216 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1217 case 's': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1218 if (param.modifier != 'c') |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1219 os << dims_str; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1220 break; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1221 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1222 case 't': |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1223 os << varval.type_name (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1224 break; |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1225 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1226 default: |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1227 error ("whos_line_format: command '%c' unknown", |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1228 param.command); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1229 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1230 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1231 os << std::resetiosflags (std::ios::left) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1232 << std::resetiosflags (std::ios::right); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1233 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1234 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1235 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1236 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1237 os << param.text; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1238 i++; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1239 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1240 } |
593 | 1241 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1242 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1243 std::string name; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1244 octave_value varval; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1245 bool is_automatic; |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
changeset
|
1246 bool is_complex; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1247 bool is_formal; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1248 bool is_global; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1249 bool is_persistent; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1250 }; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1251 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1252 public: |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1253 symbol_info_list (void) : lst () { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1254 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1255 symbol_info_list (const symbol_info_list& sil) : lst (sil.lst) { } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1256 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1257 symbol_info_list& operator = (const symbol_info_list& sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1258 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1259 if (this != &sil) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1260 lst = sil.lst; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1261 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1262 return *this; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1263 } |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1264 |
84122fb29c75
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1265 ~symbol_info_list (void) { } |
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1266 |
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1267 void append (const symbol_table::symbol_record& sr) |
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1268 { |
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1269 lst.push_back (symbol_info (sr)); |
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1270 } |
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1271 |
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1272 void append (const symbol_table::symbol_record& sr, |
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1273 const std::string& expr_str, |
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1274 const octave_value& expr_val) |
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1275 { |
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1276 lst.push_back (symbol_info (sr, expr_str, expr_val)); |
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1277 } |
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1278 |
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1279 size_t size (void) const { return lst.size (); } |
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1280 |
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1281 bool empty (void) const { return lst.empty (); } |
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1282 |
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1283 octave_map |
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1284 map_value (const std::string& caller_function_name, int nesting_level) const |
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1285 { |
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1286 size_t len = lst.size (); |
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1287 |
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1288 Cell name_info (len, 1); |
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1289 Cell size_info (len, 1); |
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1290 Cell bytes_info (len, 1); |
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1291 Cell class_info (len, 1); |
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1292 Cell global_info (len, 1); |
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1293 Cell sparse_info (len, 1); |
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1294 Cell complex_info (len, 1); |
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1295 Cell nesting_info (len, 1); |
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1296 Cell persistent_info (len, 1); |
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1297 |
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1298 std::list<symbol_info>::const_iterator p = lst.begin (); |
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1299 |
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1300 for (size_t j = 0; j < len; j++) |
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1301 { |
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1302 const symbol_info& si = *p++; |
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1303 |
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1304 octave_scalar_map ni; |
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1305 |
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1306 ni.assign ("function", caller_function_name); |
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1307 ni.assign ("level", nesting_level); |
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1308 |
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1309 name_info(j) = si.name; |
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1310 global_info(j) = si.is_global; |
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1311 persistent_info(j) = si.is_persistent; |
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1312 |
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1313 octave_value val = si.varval; |
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1314 |
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1315 size_info(j) = val.size (); |
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1316 bytes_info(j) = val.byte_size (); |
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1317 class_info(j) = val.class_name (); |
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1318 sparse_info(j) = val.is_sparse_type (); |
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1319 complex_info(j) = val.is_complex_type (); |
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1320 nesting_info(j) = ni; |
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1321 } |
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1322 |
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1323 octave_map info; |
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1324 |
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1325 info.assign ("name", name_info); |
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1326 info.assign ("size", size_info); |
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1327 info.assign ("bytes", bytes_info); |
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1328 info.assign ("class", class_info); |
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1329 info.assign ("global", global_info); |
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1330 info.assign ("sparse", sparse_info); |
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1331 info.assign ("complex", complex_info); |
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1332 info.assign ("nesting", nesting_info); |
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1333 info.assign ("persistent", persistent_info); |
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1334 |
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1335 return info; |
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1336 } |
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1337 |
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1338 void display (std::ostream& os) |
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1339 { |
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1340 if (! lst.empty ()) |
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1341 { |
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1342 size_t bytes = 0; |
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1343 size_t elements = 0; |
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1344 |
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1345 std::list<whos_parameter> params = parse_whos_line_format (); |
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1346 |
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1347 print_descriptor (os, params); |
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1348 |
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1349 octave_stdout << "\n"; |
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1350 |
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1351 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1352 p != lst.end (); p++) |
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1353 { |
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1354 p->display_line (os, params); |
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1355 |
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1356 octave_value val = p->varval; |
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1357 |
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1358 elements += val.numel (); |
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1359 bytes += val.byte_size (); |
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1360 } |
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1361 |
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1362 os << "\nTotal is " << elements |
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1363 << (elements == 1 ? " element" : " elements") |
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1364 << " using " << bytes << (bytes == 1 ? " byte" : " bytes") |
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1365 << "\n"; |
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1366 } |
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1367 } |
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1368 |
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1369 // Parse the string whos_line_format, and return a parameter list, |
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1370 // containing all information needed to print the given |
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1371 // attributes of the symbols. |
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1372 std::list<whos_parameter> parse_whos_line_format (void) |
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1373 { |
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1374 int idx; |
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1375 size_t format_len = Vwhos_line_format.length (); |
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1376 char garbage; |
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1377 std::list<whos_parameter> params; |
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1378 |
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1379 size_t bytes1; |
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1380 int elements1; |
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1381 |
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1382 std::string param_string = "abcenst"; |
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1383 Array<int> param_length (dim_vector (param_string.length (), 1)); |
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1384 Array<std::string> param_names (dim_vector (param_string.length (), 1)); |
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1385 size_t pos_a, pos_b, pos_c, pos_e, pos_n, pos_s, pos_t; |
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1386 |
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1387 pos_a = param_string.find ('a'); // Attributes |
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1388 pos_b = param_string.find ('b'); // Bytes |
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1389 pos_c = param_string.find ('c'); // Class |
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1390 pos_e = param_string.find ('e'); // Elements |
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1391 pos_n = param_string.find ('n'); // Name |
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|
1392 pos_s = param_string.find ('s'); // Size |
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1393 pos_t = param_string.find ('t'); // Type |
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|
1394 |
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1395 param_names(pos_a) = "Attr"; |
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|
1396 param_names(pos_b) = "Bytes"; |
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|
1397 param_names(pos_c) = "Class"; |
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|
1398 param_names(pos_e) = "Elements"; |
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|
1399 param_names(pos_n) = "Name"; |
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|
1400 param_names(pos_s) = "Size"; |
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|
1401 param_names(pos_t) = "Type"; |
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|
1402 |
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diff
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|
1403 for (size_t i = 0; i < param_string.length (); i++) |
14861
f7afecdd87ef
maint: Use Octave coding conventions for cuddling parentheses in src/ directory
Rik <octave@nomad.inbox5.com>
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14846
diff
changeset
|
1404 param_length(i) = param_names(i).length (); |
7586
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diff
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|
1405 |
12651
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
12632
diff
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|
1406 // The attribute column needs size 5. |
332bb3b9600e
interpreter: Add new attribute 'complex' in whos (bug #32053)
Daniel Kraft <d@domob.eu>
parents:
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diff
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|
1407 param_length(pos_a) = 5; |
332bb3b9600e
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|
1408 |
7586
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|
1409 // Calculating necessary spacing for name column, |
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|
1410 // bytes column, elements column and class column |
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|
1411 |
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|
1412 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1413 p != lst.end (); p++) |
7586
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1414 { |
10315
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1415 std::stringstream ss1, ss2; |
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1416 std::string str; |
7586
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|
1417 |
10315
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1418 str = p->name; |
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|
1419 param_length(pos_n) = ((str.length () |
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1420 > static_cast<size_t> (param_length(pos_n))) |
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1421 ? str.length () : param_length(pos_n)); |
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|
1422 |
10315
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|
1423 octave_value val = p->varval; |
7586
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|
1424 |
10315
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|
1425 str = val.type_name (); |
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|
1426 param_length(pos_t) = ((str.length () |
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|
1427 > static_cast<size_t> (param_length(pos_t))) |
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|
1428 ? str.length () : param_length(pos_t)); |
7586
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|
1429 |
20229
5dfaaaae784f
Deprecate Array::capacity() and Sparse::capacity() for numel() and nzmax().
Carnë Draug <carandraug@octave.org>
parents:
20206
diff
changeset
|
1430 elements1 = val.numel (); |
10315
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|
1431 ss1 << elements1; |
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|
1432 str = ss1.str (); |
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|
1433 param_length(pos_e) = ((str.length () |
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1434 > static_cast<size_t> (param_length(pos_e))) |
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|
1435 ? str.length () : param_length(pos_e)); |
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|
1436 |
10315
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|
1437 bytes1 = val.byte_size (); |
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|
1438 ss2 << bytes1; |
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|
1439 str = ss2.str (); |
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|
1440 param_length(pos_b) = ((str.length () |
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|
1441 > static_cast<size_t> (param_length(pos_b))) |
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|
1442 ? str.length () : param_length (pos_b)); |
7586
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|
1443 } |
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|
1444 |
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|
1445 idx = 0; |
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|
1446 while (static_cast<size_t> (idx) < format_len) |
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|
1447 { |
10315
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|
1448 whos_parameter param; |
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|
1449 param.command = '\0'; |
7586
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|
1450 |
10315
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|
1451 if (Vwhos_line_format[idx] == '%') |
57a59eae83cc
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|
1452 { |
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|
1453 bool error_encountered = false; |
57a59eae83cc
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|
1454 param.modifier = 'r'; |
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|
1455 param.parameter_length = 0; |
7586
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diff
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|
1456 |
18100
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1457 int a = 0; |
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1458 int b = -1; |
6a71e5030df5
Follow coding convention of defining and initializing only 1 variable per line in liboctinterp.
Rik <rik@octave.org>
parents:
18074
diff
changeset
|
1459 int balance = 1; |
10315
57a59eae83cc
untabify src C++ source files
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|
1460 unsigned int items; |
57a59eae83cc
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diff
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|
1461 size_t pos; |
57a59eae83cc
untabify src C++ source files
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diff
changeset
|
1462 std::string cmd; |
7586
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|
1463 |
10315
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|
1464 // Parse one command from whos_line_format |
57a59eae83cc
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|
1465 cmd = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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|
1466 pos = cmd.find (';'); |
57a59eae83cc
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|
1467 if (pos != std::string::npos) |
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|
1468 cmd = cmd.substr (0, pos+1); |
57a59eae83cc
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|
1469 else |
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|
1470 error ("parameter without ; in whos_line_format"); |
7586
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|
1471 |
10315
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|
1472 idx += cmd.length (); |
7586
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diff
changeset
|
1473 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1474 // FIXME: use iostream functions instead of sscanf! |
7586
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|
1475 |
10315
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|
1476 if (cmd.find_first_of ("crl") != 1) |
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|
1477 items = sscanf (cmd.c_str (), "%c%c:%d:%d:%d;", |
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|
1478 &garbage, ¶m.command, &a, &b, &balance); |
57a59eae83cc
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1479 else |
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|
1480 items = sscanf (cmd.c_str (), "%c%c%c:%d:%d:%d;", |
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|
1481 &garbage, ¶m.modifier, ¶m.command, |
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|
1482 &a, &b, &balance) - 1; |
7586
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|
1483 |
10315
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|
1484 if (items < 2) |
20831
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eliminate return statements after calls to error
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diff
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|
1485 error ("whos_line_format: parameter structure without command in whos_line_format"); |
7586
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|
1486 |
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|
1487 // Insert data into parameter |
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|
1488 param.first_parameter_length = 0; |
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|
1489 pos = param_string.find (param.command); |
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|
1490 if (pos != std::string::npos) |
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|
1491 { |
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|
1492 param.parameter_length = param_length(pos); |
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|
1493 param.text = param_names(pos); |
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|
1494 param.line.assign (param_names(pos).length (), '='); |
7586
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|
1495 |
10315
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changeset
|
1496 param.parameter_length = (a > param.parameter_length |
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|
1497 ? a : param.parameter_length); |
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changeset
|
1498 if (param.command == 's' && param.modifier == 'c' && b > 0) |
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changeset
|
1499 param.first_parameter_length = b; |
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changeset
|
1500 } |
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|
1501 else |
20831
35241c4b696c
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diff
changeset
|
1502 error ("whos_line_format: '%c' is not a command", |
35241c4b696c
eliminate return statements after calls to error
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changeset
|
1503 param.command); |
7586
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|
1504 |
10315
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changeset
|
1505 if (param.command == 's') |
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|
1506 { |
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|
1507 // Have to calculate space needed for printing |
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changeset
|
1508 // matrix dimensions Space needed for Size column is |
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changeset
|
1509 // hard to determine in prior, because it depends on |
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1510 // dimensions to be shown. That is why it is |
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1511 // recalculated for each Size-command int first, |
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1512 // rest = 0, total; |
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1513 int rest = 0; |
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1514 int first = param.first_parameter_length; |
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1515 int total = param.parameter_length; |
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|
1516 |
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1517 for (std::list<symbol_info>::const_iterator p = lst.begin (); |
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1518 p != lst.end (); p++) |
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|
1519 { |
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|
1520 octave_value val = p->varval; |
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|
1521 std::string dims_str = get_dims_str (val); |
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1522 int first1 = dims_str.find ('x'); |
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1523 int total1 = dims_str.length (); |
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|
1524 int rest1 = total1 - first1; |
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|
1525 rest = (rest1 > rest ? rest1 : rest); |
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untabify src C++ source files
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|
1526 first = (first1 > first ? first1 : first); |
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untabify src C++ source files
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|
1527 total = (total1 > total ? total1 : total); |
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|
1528 } |
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|
1529 |
10315
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1530 if (param.modifier == 'c') |
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|
1531 { |
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|
1532 if (first < balance) |
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|
1533 first += balance - first; |
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|
1534 if (rest + balance < param.parameter_length) |
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|
1535 rest += param.parameter_length - rest - balance; |
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|
1536 |
10315
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|
1537 param.parameter_length = first + rest; |
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|
1538 param.first_parameter_length = first; |
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|
1539 param.balance = balance; |
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|
1540 } |
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|
1541 else |
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|
1542 { |
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|
1543 param.parameter_length = total; |
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|
1544 param.first_parameter_length = 0; |
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|
1545 } |
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|
1546 } |
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|
1547 else if (param.modifier == 'c') |
20831
35241c4b696c
eliminate return statements after calls to error
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1548 error ("whos_line_format: modifier 'c' not available for command '%c'", |
35241c4b696c
eliminate return statements after calls to error
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diff
changeset
|
1549 param.command); |
7586
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|
1550 |
10315
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|
1551 // What happens if whos_line_format contains negative numbers |
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|
1552 // at param_length positions? |
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|
1553 param.balance = (b < 0 ? 0 : param.balance); |
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|
1554 param.first_parameter_length = (b < 0 ? 0 : |
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|
1555 param.first_parameter_length); |
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|
1556 param.parameter_length = (a < 0 |
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|
1557 ? 0 |
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1558 : (param.parameter_length |
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1559 < param_length(pos_s) |
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untabify src C++ source files
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|
1560 ? param_length(pos_s) |
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|
1561 : param.parameter_length)); |
7586
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diff
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|
1562 |
10315
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|
1563 // Parameter will not be pushed into parameter list if ... |
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|
1564 if (! error_encountered) |
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|
1565 params.push_back (param); |
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|
1566 } |
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|
1567 else |
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|
1568 { |
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|
1569 // Text string, to be printed as it is ... |
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|
1570 std::string text; |
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|
1571 size_t pos; |
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|
1572 text = Vwhos_line_format.substr (idx, Vwhos_line_format.length ()); |
57a59eae83cc
untabify src C++ source files
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|
1573 pos = text.find ('%'); |
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|
1574 if (pos != std::string::npos) |
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|
1575 text = text.substr (0, pos); |
7586
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diff
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|
1576 |
10315
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|
1577 // Push parameter into list ... |
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|
1578 idx += text.length (); |
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changeset
|
1579 param.text=text; |
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14429
diff
changeset
|
1580 param.line.assign (text.length (), ' '); |
10315
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untabify src C++ source files
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|
1581 params.push_back (param); |
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|
1582 } |
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diff
changeset
|
1583 } |
84122fb29c75
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diff
changeset
|
1584 |
84122fb29c75
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diff
changeset
|
1585 return params; |
84122fb29c75
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diff
changeset
|
1586 } |
84122fb29c75
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diff
changeset
|
1587 |
84122fb29c75
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diff
changeset
|
1588 private: |
84122fb29c75
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diff
changeset
|
1589 std::list<symbol_info> lst; |
84122fb29c75
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diff
changeset
|
1590 |
84122fb29c75
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diff
changeset
|
1591 }; |
5659 | 1592 |
4435 | 1593 static octave_value |
7336 | 1594 do_who (int argc, const string_vector& argv, bool return_list, |
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|
1595 bool verbose = false, std::string msg = std::string ()) |
529 | 1596 { |
4435 | 1597 octave_value retval; |
529 | 1598 |
3523 | 1599 std::string my_name = argv[0]; |
584 | 1600 |
7336 | 1601 bool global_only = false; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1602 bool have_regexp = false; |
7336 | 1603 |
1857 | 1604 int i; |
1605 for (i = 1; i < argc; i++) | |
529 | 1606 { |
7779
791231dac333
Add regexp matching to Fwho and Fclear
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changeset
|
1607 if (argv[i] == "-file") |
10315
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|
1608 { |
17861
870f3e12e163
maint: Use phrase "FIXME:" for problem areas in code.
Rik <rik@octave.org>
parents:
17818
diff
changeset
|
1609 // FIXME: This is an inefficient manner to implement this as the |
10315
57a59eae83cc
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changeset
|
1610 // variables are loaded in to a temporary context and then treated. |
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|
1611 // It would be better to refecat symbol_info_list to not store the |
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changeset
|
1612 // symbol records and then use it in load-save.cc (do_load) to |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
diff
changeset
|
1613 // implement this option there so that the variables are never |
10315
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|
1614 // stored at all. |
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changeset
|
1615 if (i == argc - 1) |
20713
2469d78a1d8b
Consistently use 'filename' rather than 'file name' throughout code base.
Rik <rik@octave.org>
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20711
diff
changeset
|
1616 error ("whos: -file argument must be followed by a filename"); |
10315
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|
1617 else |
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changeset
|
1618 { |
15020
560317fd5977
maint: Cuddle open bracket used for indexing C++ arrays in source code.
Rik <rik@octave.org>
parents:
15007
diff
changeset
|
1619 std::string nm = argv[i + 1]; |
8131
10b63c4fd413
Add -file option to who/whos
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diff
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|
1620 |
10315
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changeset
|
1621 unwind_protect frame; |
8131
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Add -file option to who/whos
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|
1622 |
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changeset
|
1623 // Set up temporary scope. |
8131
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Add -file option to who/whos
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|
1624 |
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changeset
|
1625 symbol_table::scope_id tmp_scope = symbol_table::alloc_scope (); |
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changeset
|
1626 frame.add_fcn (symbol_table::erase_scope, tmp_scope); |
9144
c6463412aebb
eliminate symbol_table::scope_stack; fix scoping issue with evalin
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9037
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changeset
|
1627 |
10315
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changeset
|
1628 symbol_table::set_scope (tmp_scope); |
9144
c6463412aebb
eliminate symbol_table::scope_stack; fix scoping issue with evalin
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|
1629 |
10315
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changeset
|
1630 octave_call_stack::push (tmp_scope, 0); |
57a59eae83cc
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changeset
|
1631 frame.add_fcn (octave_call_stack::pop); |
8131
10b63c4fd413
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|
1632 |
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changeset
|
1633 frame.add_fcn (symbol_table::clear_variables); |
8131
10b63c4fd413
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|
1634 |
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changeset
|
1635 feval ("load", octave_value (nm), 0); |
8131
10b63c4fd413
Add -file option to who/whos
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diff
changeset
|
1636 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
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20535
diff
changeset
|
1637 std::string newmsg = std::string ("Variables in the file ") |
4bed806ee3d4
eliminate more simple uses of error_state
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20535
diff
changeset
|
1638 + nm + ":\n\n"; |
4bed806ee3d4
eliminate more simple uses of error_state
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diff
changeset
|
1639 |
4bed806ee3d4
eliminate more simple uses of error_state
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diff
changeset
|
1640 retval = do_who (i, argv, return_list, verbose, newmsg); |
10315
57a59eae83cc
untabify src C++ source files
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changeset
|
1641 } |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1642 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1643 return retval; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1644 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1645 else if (argv[i] == "-regexp") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1646 have_regexp = true; |
7336 | 1647 else if (argv[i] == "global") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1648 global_only = true; |
1755 | 1649 else if (argv[i][0] == '-') |
15466
d174210ce1ec
use ' instead of ` in error messages, warnings and most comments
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1650 warning ("%s: unrecognized option '%s'", my_name.c_str (), |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1651 argv[i].c_str ()); |
529 | 1652 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1653 break; |
529 | 1654 } |
1655 | |
7336 | 1656 int npats = argc - i; |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1657 string_vector pats; |
7336 | 1658 if (npats > 0) |
3248 | 1659 { |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1660 pats.resize (npats); |
7336 | 1661 for (int j = 0; j < npats; j++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1662 pats[j] = argv[i+j]; |
3248 | 1663 } |
7336 | 1664 else |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1665 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1666 pats.resize (++npats); |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1667 pats[0] = "*"; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1668 } |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
parents:
11558
diff
changeset
|
1669 |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1670 symbol_info_list symbol_stats; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1671 std::list<std::string> symbol_names; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1672 |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1673 for (int j = 0; j < npats; j++) |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1674 { |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1675 std::string pat = pats[j]; |
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1676 |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1677 if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1678 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1679 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1680 ? symbol_table::regexp_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1681 : symbol_table::regexp_variables (pat); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1682 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1683 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1684 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1685 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1686 if (p->is_variable ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1687 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1688 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1689 symbol_stats.append (*p); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1690 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1691 symbol_names.push_back (p->name ()); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1692 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1693 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1694 } |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1695 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1696 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1697 size_t pos = pat.find_first_of (".({"); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1698 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1699 if (pos != std::string::npos && pos > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1700 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1701 if (verbose) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1702 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1703 // NOTE: we can only display information for |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1704 // expressions based on global values if the variable is |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1705 // global in the current scope because we currently have |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1706 // no way of looking up the base value in the global |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1707 // scope and then evaluating the arguments in the |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1708 // current scope. |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1709 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1710 std::string base_name = pat.substr (0, pos); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1711 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1712 if (symbol_table::is_variable (base_name)) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1713 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1714 symbol_table::symbol_record sr |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1715 = symbol_table::find_symbol (base_name); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1716 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1717 if (! global_only || sr.is_global ()) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1718 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1719 int parse_status; |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1720 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1721 octave_value expr_val |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1722 = eval_string (pat, true, parse_status); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1723 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
1724 symbol_stats.append (sr, pat, expr_val); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1725 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1726 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1727 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1728 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1729 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1730 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1731 std::list<symbol_table::symbol_record> tmp = global_only |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1732 ? symbol_table::glob_global_variables (pat) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1733 : symbol_table::glob_variables (pat); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
1734 |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1735 for (std::list<symbol_table::symbol_record>::const_iterator |
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1736 p = tmp.begin (); p != tmp.end (); p++) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1737 { |
9260
9c2349a51218
properly unmark forced variables
John W. Eaton <jwe@octave.org>
parents:
9250
diff
changeset
|
1738 if (p->is_variable ()) |
9250
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1739 { |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1740 if (verbose) |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1741 symbol_stats.append (*p); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1742 else |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1743 symbol_names.push_back (p->name ()); |
80c299c84796
don't print undefined symbols in who
Jaroslav Hajek <highegg@gmail.com>
parents:
9240
diff
changeset
|
1744 } |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1745 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1746 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1747 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1748 } |
529 | 1749 |
4435 | 1750 if (return_list) |
529 | 1751 { |
7336 | 1752 if (verbose) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1753 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1754 std::string caller_function_name; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1755 octave_function *caller = octave_call_stack::caller (); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1756 if (caller) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1757 caller_function_name = caller->name (); |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1758 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1759 retval = symbol_stats.map_value (caller_function_name, 1); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1760 } |
4435 | 1761 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1762 retval = Cell (string_vector (symbol_names)); |
529 | 1763 } |
7586
84122fb29c75
whos: handle index expressions
John W. Eaton <jwe@octave.org>
parents:
7531
diff
changeset
|
1764 else if (! (symbol_stats.empty () && symbol_names.empty ())) |
529 | 1765 { |
8131
10b63c4fd413
Add -file option to who/whos
David Bateman <dbateman@free.fr>
parents:
8083
diff
changeset
|
1766 if (msg.length () == 0) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1767 if (global_only) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1768 octave_stdout << "Global variables:\n\n"; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1769 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1770 octave_stdout << "Variables in the current scope:\n\n"; |
7336 | 1771 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1772 octave_stdout << msg; |
7336 | 1773 |
1774 if (verbose) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1775 symbol_stats.display (octave_stdout); |
7336 | 1776 else |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1777 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1778 string_vector names (symbol_names); |
7336 | 1779 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1780 names.list_in_columns (octave_stdout); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1781 } |
4435 | 1782 |
7336 | 1783 octave_stdout << "\n"; |
529 | 1784 } |
1785 | |
581 | 1786 return retval; |
1787 } | |
1788 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
parents:
8677
diff
changeset
|
1789 DEFUN (who, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
1790 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
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1791 @deftypefn {} {} who\n\ |
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1792 @deftypefnx {} {} who pattern @dots{}\n\ |
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1793 @deftypefnx {} {} who option pattern @dots{}\n\ |
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1794 @deftypefnx {} {C =} who (\"pattern\", @dots{})\n\ |
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1795 List currently defined variables matching the given patterns.\n\ |
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1796 \n\ |
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1797 Valid pattern syntax is the same as described for the @code{clear} command.\n\ |
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1798 If no patterns are supplied, all variables are listed.\n\ |
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1799 \n\ |
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1800 By default, only variables visible in the local scope are displayed.\n\ |
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1801 \n\ |
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1802 The following are valid options, but may not be combined.\n\ |
3361 | 1803 \n\ |
1804 @table @code\n\ | |
7779
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1805 @item global\n\ |
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1806 List variables in the global scope rather than the current scope.\n\ |
10840 | 1807 \n\ |
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1808 @item -regexp\n\ |
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1809 The patterns are considered to be regular expressions when matching the\n\ |
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1810 variables to display. The same pattern syntax accepted by the @code{regexp}\n\ |
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1811 function is used.\n\ |
10840 | 1812 \n\ |
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1813 @item -file\n\ |
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1814 The next argument is treated as a filename. All variables found within the\n\ |
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1815 specified file are listed. No patterns are accepted when reading variables\n\ |
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1816 from a file.\n\ |
3361 | 1817 @end table\n\ |
1818 \n\ | |
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1819 If called as a function, return a cell array of defined variable names\n\ |
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1820 matching the given patterns.\n\ |
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1821 @seealso{whos, isglobal, isvarname, exist, regexp}\n\ |
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1822 @end deftypefn") |
581 | 1823 { |
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1824 int argc = args.length () + 1; |
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1825 |
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1826 string_vector argv = args.make_argv ("who"); |
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1827 |
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1828 return do_who (argc, argv, nargout == 1); |
529 | 1829 } |
1830 | |
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1831 DEFUN (whos, args, nargout, |
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1832 "-*- texinfo -*-\n\ |
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1833 @deftypefn {} {} whos\n\ |
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1834 @deftypefnx {} {} whos pattern @dots{}\n\ |
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1835 @deftypefnx {} {} whos option pattern @dots{}\n\ |
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1836 @deftypefnx {} {S =} whos (\"pattern\", @dots{})\n\ |
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1837 Provide detailed information on currently defined variables matching the\n\ |
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1838 given patterns.\n\ |
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1839 \n\ |
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1840 Options and pattern syntax are the same as for the @code{who} command.\n\ |
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1841 \n\ |
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1842 Extended information about each variable is summarized in a table with the\n\ |
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1843 following default entries.\n\ |
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1844 \n\ |
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1845 @table @asis\n\ |
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1846 @item Attr\n\ |
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1847 Attributes of the listed variable. Possible attributes are:\n\ |
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1848 \n\ |
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1849 @table @asis\n\ |
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1850 @item blank\n\ |
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1851 Variable in local scope\n\ |
10840 | 1852 \n\ |
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1853 @item @code{a}\n\ |
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1854 Automatic variable. An automatic variable is one created by the\n\ |
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1855 interpreter, for example @code{argn}.\n\ |
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1856 \n\ |
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1857 @item @code{c}\n\ |
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1858 Variable of complex type.\n\ |
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1859 \n\ |
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1860 @item @code{f}\n\ |
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1861 Formal parameter (function argument).\n\ |
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1862 \n\ |
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1863 @item @code{g}\n\ |
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1864 Variable with global scope.\n\ |
10840 | 1865 \n\ |
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1866 @item @code{p}\n\ |
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1867 Persistent variable.\n\ |
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1868 @end table\n\ |
10840 | 1869 \n\ |
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1870 @item Name\n\ |
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1871 The name of the variable.\n\ |
10840 | 1872 \n\ |
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1873 @item Size\n\ |
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1874 The logical size of the variable. A scalar is 1x1, a vector is\n\ |
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1875 @nospell{1xN} or @nospell{Nx1}, a 2-D matrix is @nospell{MxN}.\n\ |
10840 | 1876 \n\ |
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1877 @item Bytes\n\ |
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1878 The amount of memory currently used to store the variable.\n\ |
10840 | 1879 \n\ |
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1880 @item Class\n\ |
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1881 The class of the variable. Examples include double, single, char, uint16,\n\ |
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1882 cell, and struct.\n\ |
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1883 @end table\n\ |
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1884 \n\ |
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1885 The table can be customized to display more or less information through\n\ |
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1886 the function @code{whos_line_format}.\n\ |
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1887 \n\ |
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1888 If @code{whos} is called as a function, return a struct array of defined\n\ |
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1889 variable names matching the given patterns. Fields in the structure\n\ |
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1890 describing each variable are: name, size, bytes, class, global, sparse,\n\ |
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1891 complex, nesting, persistent.\n\ |
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1892 @seealso{who, whos_line_format}\n\ |
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1893 @end deftypefn") |
581 | 1894 { |
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1895 int argc = args.length () + 1; |
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1896 |
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1897 string_vector argv = args.make_argv ("whos"); |
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1898 |
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1899 return do_who (argc, argv, nargout == 1, true); |
581 | 1900 } |
1901 | |
593 | 1902 // Defining variables. |
1903 | |
1162 | 1904 void |
2856 | 1905 bind_ans (const octave_value& val, bool print) |
1162 | 1906 { |
7336 | 1907 static std::string ans = "ans"; |
1162 | 1908 |
2978 | 1909 if (val.is_defined ()) |
1910 { | |
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1911 if (val.is_cs_list ()) |
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1912 { |
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1913 octave_value_list lst = val.list_value (); |
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1914 |
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1915 for (octave_idx_type i = 0; i < lst.length (); i++) |
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1916 bind_ans (lst(i), print); |
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1917 } |
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1918 else |
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1919 { |
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1920 symbol_table::force_assign (ans, val); |
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1921 |
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1922 if (print) |
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1923 val.print_with_name (octave_stdout, ans); |
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1924 } |
2978 | 1925 } |
1162 | 1926 } |
1927 | |
593 | 1928 void |
5794 | 1929 bind_internal_variable (const std::string& fname, const octave_value& val) |
593 | 1930 { |
5794 | 1931 octave_value_list args; |
1932 | |
1933 args(0) = val; | |
1934 | |
1935 feval (fname, args, 0); | |
529 | 1936 } |
1937 | |
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1938 void |
7336 | 1939 mlock (void) |
4319 | 1940 { |
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1941 octave_function *fcn = octave_call_stack::current (); |
7336 | 1942 |
1943 if (fcn) | |
1944 fcn->lock (); | |
1945 else | |
1946 error ("mlock: invalid use outside a function"); | |
4319 | 1947 } |
1948 | |
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1949 void |
4319 | 1950 munlock (const std::string& nm) |
1951 { | |
7336 | 1952 octave_value val = symbol_table::find_function (nm); |
1953 | |
1954 if (val.is_defined ()) | |
1955 { | |
1956 octave_function *fcn = val.function_value (); | |
1957 | |
1958 if (fcn) | |
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1959 fcn->unlock (); |
7336 | 1960 } |
4319 | 1961 } |
1962 | |
1963 bool | |
1964 mislocked (const std::string& nm) | |
1965 { | |
7336 | 1966 bool retval = false; |
1967 | |
1968 octave_value val = symbol_table::find_function (nm); | |
1969 | |
1970 if (val.is_defined ()) | |
1971 { | |
1972 octave_function *fcn = val.function_value (); | |
1973 | |
1974 if (fcn) | |
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1975 retval = fcn->islocked (); |
7336 | 1976 } |
1977 | |
1978 return retval; | |
4319 | 1979 } |
1980 | |
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1981 DEFUN (mlock, args, , |
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1982 "-*- texinfo -*-\n\ |
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1983 @deftypefn {} {} mlock ()\n\ |
7336 | 1984 Lock the current function into memory so that it can't be cleared.\n\ |
5642 | 1985 @seealso{munlock, mislocked, persistent}\n\ |
1986 @end deftypefn") | |
4319 | 1987 { |
1988 octave_value_list retval; | |
1989 | |
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1990 if (args.length () != 0) |
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1991 print_usage (); |
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1992 |
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1993 octave_function *fcn = octave_call_stack::caller (); |
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1994 |
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1995 if (fcn) |
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1996 fcn->lock (); |
4319 | 1997 else |
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1998 error ("mlock: invalid use outside a function"); |
4319 | 1999 |
2000 return retval; | |
2001 } | |
2002 | |
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2003 DEFUN (munlock, args, , |
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2004 "-*- texinfo -*-\n\ |
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2015 Code Sprint: remove class of function from docstring for all C++ files.
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2005 @deftypefn {} {} munlock ()\n\ |
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|
2006 @deftypefnx {} {} munlock (@var{fcn})\n\ |
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|
2007 Unlock the named function @var{fcn}.\n\ |
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diff
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|
2008 \n\ |
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|
2009 If no function is named then unlock the current function.\n\ |
5642 | 2010 @seealso{mlock, mislocked, persistent}\n\ |
2011 @end deftypefn") | |
4319 | 2012 { |
2013 octave_value_list retval; | |
2014 | |
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2015 int nargin = args.length (); |
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|
2016 |
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2017 if (nargin > 1) |
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2018 print_usage (); |
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|
2019 |
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|
2020 if (nargin == 1) |
4319 | 2021 { |
20700
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|
2022 std::string name = args(0).xstring_value ("munlock: FCN must be a string"); |
20581
fd0efcdb3718
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|
2023 |
fd0efcdb3718
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|
2024 munlock (name); |
4319 | 2025 } |
20799
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|
2026 else |
4319 | 2027 { |
7336 | 2028 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2029 |
2030 if (fcn) | |
7336 | 2031 fcn->unlock (); |
4319 | 2032 else |
2033 error ("munlock: invalid use outside a function"); | |
2034 } | |
2035 | |
2036 return retval; | |
2037 } | |
2038 | |
2039 | |
8746
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handle commands in the lexer
John W. Eaton <jwe@octave.org>
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|
2040 DEFUN (mislocked, args, , |
17787
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|
2041 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
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|
2042 @deftypefn {} {} mislocked ()\n\ |
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2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
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|
2043 @deftypefnx {} {} mislocked (@var{fcn})\n\ |
20172
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doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
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diff
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|
2044 Return true if the named function @var{fcn} is locked.\n\ |
4f45eaf83908
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Rik <rik@octave.org>
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20101
diff
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|
2045 \n\ |
4f45eaf83908
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Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2046 If no function is named then return true if the current function is locked.\n\ |
5642 | 2047 @seealso{mlock, munlock, persistent}\n\ |
2048 @end deftypefn") | |
4319 | 2049 { |
2050 octave_value retval; | |
2051 | |
20799
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|
2052 int nargin = args.length (); |
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|
2053 |
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|
2054 if (nargin > 1) |
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|
2055 print_usage (); |
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|
2056 |
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changeset
|
2057 if (nargin == 1) |
4319 | 2058 { |
20700
68e3a747ca02
rename octave_value value extractors that accept error message args
John W. Eaton <jwe@octave.org>
parents:
20581
diff
changeset
|
2059 std::string name = args(0).xstring_value ("mislocked: FCN must be a string"); |
20581
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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20556
diff
changeset
|
2060 |
fd0efcdb3718
use new string_value method to handle value extraction errors
John W. Eaton <jwe@octave.org>
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20556
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changeset
|
2061 retval = mislocked (name); |
4319 | 2062 } |
20799
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eliminate return statements after calls to print_usage
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|
2063 else |
4319 | 2064 { |
7336 | 2065 octave_function *fcn = octave_call_stack::caller (); |
5743 | 2066 |
2067 if (fcn) | |
7336 | 2068 retval = fcn->islocked (); |
4319 | 2069 else |
2070 error ("mislocked: invalid use outside a function"); | |
2071 } | |
2072 | |
2073 return retval; | |
2074 } | |
2075 | |
593 | 2076 // Deleting names from the symbol tables. |
2077 | |
3681 | 2078 static inline bool |
11586
12df7854fa7c
strip trailing whitespace from source files
John W. Eaton <jwe@octave.org>
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11558
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changeset
|
2079 name_matches_any_pattern (const std::string& nm, const string_vector& argv, |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
2080 int argc, int idx, bool have_regexp = false) |
3681 | 2081 { |
2082 bool retval = false; | |
2083 | |
2084 for (int k = idx; k < argc; k++) | |
2085 { | |
2086 std::string patstr = argv[k]; | |
2087 if (! patstr.empty ()) | |
10315
57a59eae83cc
untabify src C++ source files
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|
2088 { |
57a59eae83cc
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|
2089 if (have_regexp) |
57a59eae83cc
untabify src C++ source files
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|
2090 { |
14024
fc9f204faea0
refactor regexp (bug #34440)
John W. Eaton <jwe@octave.org>
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13951
diff
changeset
|
2091 if (is_regexp_match (patstr, nm)) |
10315
57a59eae83cc
untabify src C++ source files
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|
2092 { |
57a59eae83cc
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|
2093 retval = true; |
57a59eae83cc
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|
2094 break; |
57a59eae83cc
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diff
changeset
|
2095 } |
57a59eae83cc
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|
2096 } |
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|
2097 else |
57a59eae83cc
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changeset
|
2098 { |
57a59eae83cc
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changeset
|
2099 glob_match pattern (patstr); |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
parents:
7761
diff
changeset
|
2100 |
10315
57a59eae83cc
untabify src C++ source files
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|
2101 if (pattern.match (nm)) |
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|
2102 { |
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|
2103 retval = true; |
57a59eae83cc
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|
2104 break; |
57a59eae83cc
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|
2105 } |
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|
2106 } |
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|
2107 } |
3681 | 2108 } |
2109 | |
2110 return retval; | |
2111 } | |
2112 | |
4009 | 2113 static inline void |
2114 maybe_warn_exclusive (bool exclusive) | |
2115 { | |
2116 if (exclusive) | |
2117 warning ("clear: ignoring --exclusive option"); | |
2118 } | |
2119 | |
7336 | 2120 static void |
4009 | 2121 do_clear_functions (const string_vector& argv, int argc, int idx, |
10315
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|
2122 bool exclusive = false) |
4009 | 2123 { |
2124 if (idx == argc) | |
7336 | 2125 symbol_table::clear_functions (); |
4009 | 2126 else |
2127 { | |
2128 if (exclusive) | |
10315
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|
2129 { |
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|
2130 string_vector fcns = symbol_table::user_function_names (); |
4009 | 2131 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
parents:
20229
diff
changeset
|
2132 int fcount = fcns.numel (); |
4009 | 2133 |
10315
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|
2134 for (int i = 0; i < fcount; i++) |
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|
2135 { |
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|
2136 std::string nm = fcns[i]; |
4009 | 2137 |
10315
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|
2138 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
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|
2139 symbol_table::clear_function (nm); |
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|
2140 } |
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|
2141 } |
4009 | 2142 else |
10315
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|
2143 { |
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|
2144 while (idx < argc) |
57a59eae83cc
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|
2145 symbol_table::clear_function_pattern (argv[idx++]); |
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|
2146 } |
4009 | 2147 } |
2148 } | |
2149 | |
7336 | 2150 static void |
4009 | 2151 do_clear_globals (const string_vector& argv, int argc, int idx, |
10315
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changeset
|
2152 bool exclusive = false) |
4009 | 2153 { |
2154 if (idx == argc) | |
7752
40c428ea3408
initial implementation of dbup and dbdown
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|
2155 { |
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2156 string_vector gvars = symbol_table::global_variable_names (); |
40c428ea3408
initial implementation of dbup and dbdown
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|
2157 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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20229
diff
changeset
|
2158 int gcount = gvars.numel (); |
7752
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2159 |
40c428ea3408
initial implementation of dbup and dbdown
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changeset
|
2160 for (int i = 0; i < gcount; i++) |
10315
57a59eae83cc
untabify src C++ source files
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|
2161 symbol_table::clear_global (gvars[i]); |
7752
40c428ea3408
initial implementation of dbup and dbdown
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|
2162 } |
4009 | 2163 else |
2164 { | |
2165 if (exclusive) | |
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|
2166 { |
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changeset
|
2167 string_vector gvars = symbol_table::global_variable_names (); |
4009 | 2168 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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20229
diff
changeset
|
2169 int gcount = gvars.numel (); |
4009 | 2170 |
10315
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2171 for (int i = 0; i < gcount; i++) |
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2172 { |
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2173 std::string nm = gvars[i]; |
4009 | 2174 |
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2175 if (! name_matches_any_pattern (nm, argv, argc, idx)) |
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2176 symbol_table::clear_global (nm); |
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2177 } |
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2178 } |
4009 | 2179 else |
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2180 { |
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2181 while (idx < argc) |
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2182 symbol_table::clear_global_pattern (argv[idx++]); |
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2183 } |
4009 | 2184 } |
2185 } | |
2186 | |
7336 | 2187 static void |
4009 | 2188 do_clear_variables (const string_vector& argv, int argc, int idx, |
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2189 bool exclusive = false, bool have_regexp = false) |
4009 | 2190 { |
2191 if (idx == argc) | |
7336 | 2192 symbol_table::clear_variables (); |
4009 | 2193 else |
2194 { | |
2195 if (exclusive) | |
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2196 { |
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2197 string_vector lvars = symbol_table::variable_names (); |
4009 | 2198 |
20232
a9574e3c6e9e
Deprecate Array::length() and Sparse::length() in favour of ::numel().
Carnë Draug <carandraug@octave.org>
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20229
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2199 int lcount = lvars.numel (); |
4009 | 2200 |
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2201 for (int i = 0; i < lcount; i++) |
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2202 { |
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2203 std::string nm = lvars[i]; |
4009 | 2204 |
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2205 if (! name_matches_any_pattern (nm, argv, argc, idx, have_regexp)) |
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2206 symbol_table::clear_variable (nm); |
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2207 } |
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2208 } |
4009 | 2209 else |
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2210 { |
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2211 if (have_regexp) |
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2212 while (idx < argc) |
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2213 symbol_table::clear_variable_regexp (argv[idx++]); |
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2214 else |
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2215 while (idx < argc) |
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2216 symbol_table::clear_variable_pattern (argv[idx++]); |
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2217 } |
4009 | 2218 } |
2219 } | |
2220 | |
7336 | 2221 static void |
4009 | 2222 do_clear_symbols (const string_vector& argv, int argc, int idx, |
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2223 bool exclusive = false) |
4009 | 2224 { |
2225 if (idx == argc) | |
7336 | 2226 symbol_table::clear_variables (); |
4009 | 2227 else |
2228 { | |
2229 if (exclusive) | |
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2230 { |
17787
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Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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2231 // FIXME: is this really what we want, or do we |
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2232 // somehow want to only clear the functions that are not |
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2233 // shadowed by local variables? It seems that would be a |
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2234 // bit harder to do. |
4009 | 2235 |
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2236 do_clear_variables (argv, argc, idx, exclusive); |
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2237 do_clear_functions (argv, argc, idx, exclusive); |
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2238 } |
4009 | 2239 else |
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2240 { |
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2241 while (idx < argc) |
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2242 symbol_table::clear_symbol_pattern (argv[idx++]); |
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2243 } |
4009 | 2244 } |
2245 } | |
2246 | |
2247 static void | |
2248 do_matlab_compatible_clear (const string_vector& argv, int argc, int idx) | |
2249 { | |
2250 // This is supposed to be mostly Matlab compatible. | |
2251 | |
2252 for (; idx < argc; idx++) | |
2253 { | |
7336 | 2254 if (argv[idx] == "all" |
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2255 && ! symbol_table::is_local_variable ("all")) |
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2256 { |
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2257 symbol_table::clear_all (); |
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2258 } |
7336 | 2259 else if (argv[idx] == "functions" |
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2260 && ! symbol_table::is_local_variable ("functions")) |
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2261 { |
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2262 do_clear_functions (argv, argc, ++idx); |
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2263 } |
7336 | 2264 else if (argv[idx] == "global" |
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2265 && ! symbol_table::is_local_variable ("global")) |
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2266 { |
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2267 do_clear_globals (argv, argc, ++idx); |
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2268 } |
7336 | 2269 else if (argv[idx] == "variables" |
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2270 && ! symbol_table::is_local_variable ("variables")) |
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2271 { |
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2272 symbol_table::clear_variables (); |
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2273 } |
9240
f27a8c07f0b2
clear -classes and support.
Robert T. Short <octave@phaselockedsystems.com>
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2274 else if (argv[idx] == "classes" |
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2275 && ! symbol_table::is_local_variable ("classes")) |
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2276 { |
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2277 symbol_table::clear_objects (); |
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|
2278 octave_class::clear_exemplar_map (); |
18282
87381dbbe25e
Clear all var, functions, globals when clearing classes (bug #41229)
Rik <rik@octave.org>
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18110
diff
changeset
|
2279 symbol_table::clear_all (); |
10315
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2280 } |
4009 | 2281 else |
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2282 { |
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2283 symbol_table::clear_symbol_pattern (argv[idx]); |
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2284 } |
4009 | 2285 } |
2286 } | |
2287 | |
2288 #define CLEAR_OPTION_ERROR(cond) \ | |
2289 do \ | |
2290 { \ | |
2291 if (cond) \ | |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2292 print_usage (); \ |
4009 | 2293 } \ |
2294 while (0) | |
2295 | |
8746
5dd06f19e9be
handle commands in the lexer
John W. Eaton <jwe@octave.org>
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|
2296 DEFUN (clear, args, , |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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17756
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|
2297 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2298 @deftypefn {} {} clear [options] pattern @dots{}\n\ |
20172
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Rik <rik@octave.org>
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20101
diff
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|
2299 Delete the names matching the given patterns from the symbol table.\n\ |
4f45eaf83908
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Rik <rik@octave.org>
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20101
diff
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|
2300 \n\ |
4f45eaf83908
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Rik <rik@octave.org>
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20101
diff
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|
2301 The pattern may contain the following special characters:\n\ |
4016 | 2302 \n\ |
3361 | 2303 @table @code\n\ |
2304 @item ?\n\ | |
2305 Match any single character.\n\ | |
668 | 2306 \n\ |
3361 | 2307 @item *\n\ |
2308 Match zero or more characters.\n\ | |
2309 \n\ | |
2310 @item [ @var{list} ]\n\ | |
2311 Match the list of characters specified by @var{list}. If the first\n\ | |
2312 character is @code{!} or @code{^}, match all characters except those\n\ | |
2313 specified by @var{list}. For example, the pattern @samp{[a-zA-Z]} will\n\ | |
12642
f96b9b9f141b
doc: Periodic grammarcheck and spellcheck of documentation.
Rik <octave@nomad.inbox5.com>
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12632
diff
changeset
|
2314 match all lowercase and uppercase alphabetic characters.\n\ |
3361 | 2315 @end table\n\ |
2316 \n\ | |
2317 For example, the command\n\ | |
593 | 2318 \n\ |
3361 | 2319 @example\n\ |
2320 clear foo b*r\n\ | |
2321 @end example\n\ | |
2322 \n\ | |
2323 @noindent\n\ | |
2324 clears the name @code{foo} and all names that begin with the letter\n\ | |
2325 @code{b} and end with the letter @code{r}.\n\ | |
668 | 2326 \n\ |
3361 | 2327 If @code{clear} is called without any arguments, all user-defined\n\ |
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|
2328 variables (local and global) are cleared from the symbol table.\n\ |
4f45eaf83908
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Rik <rik@octave.org>
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|
2329 \n\ |
4f45eaf83908
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Rik <rik@octave.org>
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diff
changeset
|
2330 If @code{clear} is called with at least one argument, only the visible\n\ |
3361 | 2331 names matching the arguments are cleared. For example, suppose you have\n\ |
2332 defined a function @code{foo}, and then hidden it by performing the\n\ | |
2333 assignment @code{foo = 2}. Executing the command @kbd{clear foo} once\n\ | |
2334 will clear the variable definition and restore the definition of\n\ | |
2335 @code{foo} as a function. Executing @kbd{clear foo} a second time will\n\ | |
2336 clear the function definition.\n\ | |
2337 \n\ | |
7347 | 2338 The following options are available in both long and short form\n\ |
14366
b76f0740940e
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|
2339 \n\ |
7347 | 2340 @table @code\n\ |
2341 @item -all, -a\n\ | |
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|
2342 Clear all local and global user-defined variables and all functions from the\n\ |
4f45eaf83908
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|
2343 symbol table.\n\ |
7347 | 2344 \n\ |
2345 @item -exclusive, -x\n\ | |
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|
2346 Clear the variables that don't match the following pattern.\n\ |
7347 | 2347 \n\ |
2348 @item -functions, -f\n\ | |
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|
2349 Clear the function names and the built-in symbols names.\n\ |
10840 | 2350 \n\ |
7347 | 2351 @item -global, -g\n\ |
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|
2352 Clear global symbol names.\n\ |
10840 | 2353 \n\ |
7347 | 2354 @item -variables, -v\n\ |
20172
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|
2355 Clear local variable names.\n\ |
10840 | 2356 \n\ |
9240
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clear -classes and support.
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2357 @item -classes, -c\n\ |
f27a8c07f0b2
clear -classes and support.
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|
2358 Clears the class structure table and clears all objects.\n\ |
10840 | 2359 \n\ |
7779
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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changeset
|
2360 @item -regexp, -r\n\ |
791231dac333
Add regexp matching to Fwho and Fclear
David Bateman <dbateman@free.fr>
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changeset
|
2361 The arguments are treated as regular expressions as any variables that\n\ |
791231dac333
Add regexp matching to Fwho and Fclear
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|
2362 match will be cleared.\n\ |
7347 | 2363 @end table\n\ |
15007
8f0e3c5bfa5f
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2364 \n\ |
12642
f96b9b9f141b
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Rik <octave@nomad.inbox5.com>
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12632
diff
changeset
|
2365 With the exception of @code{exclusive}, all long options can be used\n\ |
7347 | 2366 without the dash as well.\n\ |
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4f45eaf83908
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Rik <rik@octave.org>
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diff
changeset
|
2367 @seealso{who, whos, exist}\n\ |
11547 | 2368 @end deftypefn") |
529 | 2369 { |
1755 | 2370 int argc = args.length () + 1; |
593 | 2371 |
1968 | 2372 string_vector argv = args.make_argv ("clear"); |
1755 | 2373 |
20556
4bed806ee3d4
eliminate more simple uses of error_state
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|
2374 if (argc == 1) |
4bed806ee3d4
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|
2375 { |
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changeset
|
2376 do_clear_globals (argv, argc, true); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2377 do_clear_variables (argv, argc, true); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2378 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2379 octave_link::clear_workspace (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
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|
2380 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2381 else |
529 | 2382 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
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|
2383 int idx = 0; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2384 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2385 bool clear_all = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2386 bool clear_functions = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2387 bool clear_globals = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2388 bool clear_variables = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2389 bool clear_objects = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2390 bool exclusive = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2391 bool have_regexp = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2392 bool have_dash_option = false; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2393 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2394 while (++idx < argc) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2395 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2396 if (argv[idx] == "-all" || argv[idx] == "-a") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2397 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2398 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2399 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2400 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2401 clear_all = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2402 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2403 else if (argv[idx] == "-exclusive" || argv[idx] == "-x") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2404 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2405 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2406 exclusive = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2407 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2408 else if (argv[idx] == "-functions" || argv[idx] == "-f") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2409 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2410 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2411 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2412 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2413 clear_functions = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2414 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2415 else if (argv[idx] == "-global" || argv[idx] == "-g") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2416 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2417 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2418 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2419 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2420 clear_globals = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2421 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2422 else if (argv[idx] == "-variables" || argv[idx] == "-v") |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2423 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2424 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2425 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2426 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2427 clear_variables = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2428 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2429 else if (argv[idx] == "-classes" || argv[idx] == "-c") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2430 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2431 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2432 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2433 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2434 clear_objects = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2435 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2436 else if (argv[idx] == "-regexp" || argv[idx] == "-r") |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2437 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2438 CLEAR_OPTION_ERROR (have_dash_option && ! exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2439 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2440 have_dash_option = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2441 have_regexp = true; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2442 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2443 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2444 break; |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2445 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2446 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2447 if (idx <= argc) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2448 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2449 if (! have_dash_option) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2450 do_matlab_compatible_clear (argv, argc, idx); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2451 else |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2452 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2453 if (clear_all) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2454 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2455 maybe_warn_exclusive (exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2456 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2457 if (++idx < argc) |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2458 warning ("clear: ignoring extra arguments after -all"); |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2459 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2460 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2461 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2462 else if (have_regexp) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2463 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2464 do_clear_variables (argv, argc, idx, exclusive, true); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2465 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2466 else if (clear_functions) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2467 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2468 do_clear_functions (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2469 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2470 else if (clear_globals) |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2471 { |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2472 do_clear_globals (argv, argc, idx, exclusive); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2473 } |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2474 else if (clear_variables) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2475 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2476 do_clear_variables (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2477 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2478 else if (clear_objects) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2479 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2480 symbol_table::clear_objects (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2481 octave_class::clear_exemplar_map (); |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2482 symbol_table::clear_all (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2483 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2484 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2485 { |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2486 do_clear_symbols (argv, argc, idx, exclusive); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2487 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2488 } |
20556
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2489 |
4bed806ee3d4
eliminate more simple uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20535
diff
changeset
|
2490 octave_link::set_workspace (); |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
2491 } |
593 | 2492 } |
2493 | |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
2494 return octave_value_list (); |
529 | 2495 } |
2496 | |
7336 | 2497 DEFUN (whos_line_format, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2498 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2499 @deftypefn {} {@var{val} =} whos_line_format ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2500 @deftypefnx {} {@var{old_val} =} whos_line_format (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2501 @deftypefnx {} {} whos_line_format (@var{new_val}, \"local\")\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2502 Query or set the format string used by the command @code{whos}.\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2503 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2504 A full format string is:\n\ |
10846
a4f482e66b65
Grammarcheck more of the documentation.
Rik <octave@nomad.inbox5.com>
parents:
10840
diff
changeset
|
2505 @c Set example in small font to prevent overfull line\n\ |
7336 | 2506 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2507 @smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2508 %[modifier]<command>[:width[:left-min[:balance]]];\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2509 @end smallexample\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2510 \n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2511 The following command sequences are available:\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2512 \n\ |
7336 | 2513 @table @code\n\ |
2514 @item %a\n\ | |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2515 Prints attributes of variables (g=global, p=persistent, f=formal parameter,\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2516 a=automatic variable).\n\ |
10840 | 2517 \n\ |
7336 | 2518 @item %b\n\ |
2519 Prints number of bytes occupied by variables.\n\ | |
10840 | 2520 \n\ |
7336 | 2521 @item %c\n\ |
2522 Prints class names of variables.\n\ | |
10840 | 2523 \n\ |
7336 | 2524 @item %e\n\ |
2525 Prints elements held by variables.\n\ | |
10840 | 2526 \n\ |
7336 | 2527 @item %n\n\ |
2528 Prints variable names.\n\ | |
10840 | 2529 \n\ |
7336 | 2530 @item %s\n\ |
2531 Prints dimensions of variables.\n\ | |
10840 | 2532 \n\ |
7336 | 2533 @item %t\n\ |
2534 Prints type names of variables.\n\ | |
2535 @end table\n\ | |
2536 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2537 Every command may also have an alignment modifier:\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2538 \n\ |
7336 | 2539 @table @code\n\ |
2540 @item l\n\ | |
2541 Left alignment.\n\ | |
10840 | 2542 \n\ |
7336 | 2543 @item r\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2544 Right alignment (default).\n\ |
10840 | 2545 \n\ |
7336 | 2546 @item c\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2547 Column-aligned (only applicable to command %s).\n\ |
7336 | 2548 @end table\n\ |
2549 \n\ | |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2550 The @code{width} parameter is a positive integer specifying the minimum\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2551 number of columns used for printing. No maximum is needed as the field will\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2552 auto-expand as required.\n\ |
7336 | 2553 \n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2554 The parameters @code{left-min} and @code{balance} are only available when the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2555 column-aligned modifier is used with the command @samp{%s}.\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2556 @code{balance} specifies the column number within the field width which will\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2557 be aligned between entries. Numbering starts from 0 which indicates the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2558 leftmost column. @code{left-min} specifies the minimum field width to the\n\ |
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2559 left of the specified balance column.\n\ |
7336 | 2560 \n\ |
20101
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2561 The default format is:\n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2562 \n\ |
e51473fdb622
doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents:
19915
diff
changeset
|
2563 @qcode{\" %a:4; %ln:6; %cs:16:6:1; %rb:12; %lc:-1;@xbackslashchar{}n\"}\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2564 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2565 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2566 variable is changed locally for the function and any subroutines it calls.\n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2567 The original variable value is restored when exiting the function.\n\ |
9304
b6235c6cfb83
Update documentation for 'who' family of functions.
Rik <rdrider0-list@yahoo.com>
parents:
9260
diff
changeset
|
2568 @seealso{whos}\n\ |
5794 | 2569 @end deftypefn") |
2570 { | |
7336 | 2571 return SET_INTERNAL_VARIABLE (whos_line_format); |
3016 | 2572 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2573 |
15562
8ed107220a3e
maint: Rename unimplemented.m to __unimplemented__.m.
Juan Pablo Carbajal <ajuanpi+dev@gmail.com>
parents:
15528
diff
changeset
|
2574 static std::string Vmissing_function_hook = "__unimplemented__"; |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2575 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2576 DEFUN (missing_function_hook, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2577 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2578 @deftypefn {} {@var{val} =} missing_function_hook ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2579 @deftypefnx {} {@var{old_val} =} missing_function_hook (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2580 @deftypefnx {} {} missing_function_hook (@var{new_val}, \"local\")\n\ |
12573
232a90612254
Add new section on parsing to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12546
diff
changeset
|
2581 Query or set the internal variable that specifies the function to call when\n\ |
232a90612254
Add new section on parsing to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12546
diff
changeset
|
2582 an unknown identifier is requested.\n\ |
13951
79aa00a94e9e
doc: Document "local" option for configuration variables.
Rik <octave@nomad.inbox5.com>
parents:
13241
diff
changeset
|
2583 \n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2584 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2585 variable is changed locally for the function and any subroutines it calls.\n\ |
17281
bc924baa2c4e
doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents:
16940
diff
changeset
|
2586 The original variable value is restored when exiting the function.\n\ |
17756
9aff1c9fd70f
doc: Add missing functions to manual.
Rik <rik@octave.org>
parents:
17744
diff
changeset
|
2587 @seealso{missing_component_hook}\n\ |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2588 @end deftypefn") |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2589 { |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2590 return SET_INTERNAL_VARIABLE (missing_function_hook); |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2591 } |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2592 |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2593 void maybe_missing_function_hook (const std::string& name) |
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2594 { |
10444
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2595 // Don't do this if we're handling errors. |
537d9fbba9c0
don't call missing_function_hook inside try block
Jaroslav Hajek <highegg@gmail.com>
parents:
10443
diff
changeset
|
2596 if (buffer_error_messages == 0 && ! Vmissing_function_hook.empty ()) |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
parents:
10444
diff
changeset
|
2597 { |
15528
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2598 octave_value val = symbol_table::find_function (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2599 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2600 if (val.is_defined ()) |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2601 { |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2602 // Ensure auto-restoration. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2603 unwind_protect frame; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2604 frame.protect_var (Vmissing_function_hook); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2605 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2606 // Clear the variable prior to calling the function. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2607 const std::string func_name = Vmissing_function_hook; |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2608 Vmissing_function_hook.clear (); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2609 |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2610 // Call. |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2611 feval (func_name, octave_value (name)); |
8d2b3db8b5b0
Allow missing_function_hook to fail silently
Mike Miller <mtmiller@ieee.org>
parents:
15508
diff
changeset
|
2612 } |
10467
13c1f15c67fa
guard against recursive calls of missing_function_hook
Jaroslav Hajek <highegg@gmail.com>
parents:
10444
diff
changeset
|
2613 } |
10443
34e51d4e199b
implement smart warnings about missing Matlab functionality
Jaroslav Hajek <highegg@gmail.com>
parents:
10350
diff
changeset
|
2614 } |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2615 |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2616 DEFUN (__varval__, args, , |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2617 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2618 @deftypefn {} {} __varval__ (@var{name})\n\ |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2619 Return the value of the variable @var{name} directly from the symbol table.\n\ |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2620 @end deftypefn") |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2621 { |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2622 if (args.length () != 1) |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2623 print_usage (); |
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2624 |
20760
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2625 std::string name = args(0).xstring_value ("__varval__: first argument must be a variable name"); |
15eefcabcb31
doc: Add docstring for internal function __varval__.
Rik <rik@octave.org>
parents:
20756
diff
changeset
|
2626 |
20799
c349d4c91ce2
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
20769
diff
changeset
|
2627 return symbol_table::varval (args(0).string_value ()); |
11558
1e4dfc7a9487
use .argn. to store argument names for inputname function
John W. Eaton <jwe@octave.org>
parents:
11556
diff
changeset
|
2628 } |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2629 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2630 static std::string Vmissing_component_hook; |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2631 |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2632 DEFUN (missing_component_hook, args, nargout, |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
parents:
17756
diff
changeset
|
2633 "-*- texinfo -*-\n\ |
20853
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2634 @deftypefn {} {@var{val} =} missing_component_hook ()\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2635 @deftypefnx {} {@var{old_val} =} missing_component_hook (@var{new_val})\n\ |
1142cf6abc0d
2015 Code Sprint: remove class of function from docstring for all C++ files.
Rik <rik@octave.org>
parents:
20831
diff
changeset
|
2636 @deftypefnx {} {} missing_component_hook (@var{new_val}, \"local\")\n\ |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2637 Query or set the internal variable that specifies the function to call when\n\ |
20172
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2638 a component of Octave is missing.\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2639 \n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2640 This can be useful for packagers that may split the Octave installation into\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2641 multiple sub-packages, for example, to provide a hint to users for how to\n\ |
4f45eaf83908
doc: Update more docstrings to have one sentence summary as first line.
Rik <rik@octave.org>
parents:
20101
diff
changeset
|
2642 install the missing components.\n\ |
17516
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2643 \n\ |
21656a949661
Add hook function to handle missing Octave components
Mike Miller <mtmiller@ieee.org>
parents:
17355
diff
changeset
|
2644 When called from inside a function with the @qcode{\"local\"} option, the\n\ |
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2645 variable is changed locally for the function and any subroutines it calls.\n\ |
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2646 The original variable value is restored when exiting the function.\n\ |
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2647 \n\ |
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2648 The hook function is expected to be of the form\n\ |
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2649 \n\ |
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2650 @example\n\ |
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2651 @var{fcn} (@var{component})\n\ |
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2652 @end example\n\ |
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2653 \n\ |
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2654 Octave will call @var{fcn} with the name of the function that requires the\n\ |
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2655 component and a string describing the missing component. The hook function\n\ |
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2656 should return an error message to be displayed.\n\ |
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2657 @seealso{missing_function_hook}\n\ |
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2658 @end deftypefn") |
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2659 { |
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2660 return SET_INTERNAL_VARIABLE (missing_component_hook); |
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2661 } |