Mercurial > hg > octave-nkf
annotate src/ov-class.cc @ 9156:b2b8ed43b922
ov-class.cc: don't dispatch subsref or subsasgn when called from builtin
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 27 Apr 2009 14:22:15 -0400 |
parents | d8f9588c6ba1 |
children | 23af5910e5f5 |
rev | line source |
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7338 | 1 /* |
2 | |
8920 | 3 Copyright (C) 2007, 2008, 2009 John W. Eaton |
7338 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7444 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
7338 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7444 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
7338 | 20 |
21 */ | |
22 | |
23 #ifdef HAVE_CONFIG_H | |
24 #include <config.h> | |
25 #endif | |
26 | |
27 #include <iostream> | |
28 | |
29 #include "Array-util.h" | |
30 #include "byte-swap.h" | |
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31 #include "oct-locbuf.h" |
7338 | 32 |
33 #include "Cell.h" | |
34 #include "defun.h" | |
35 #include "error.h" | |
36 #include "gripes.h" | |
37 #include "load-path.h" | |
38 #include "ls-hdf5.h" | |
39 #include "ls-oct-ascii.h" | |
40 #include "ls-oct-binary.h" | |
41 #include "ls-utils.h" | |
42 #include "oct-lvalue.h" | |
43 #include "ov-class.h" | |
44 #include "ov-fcn.h" | |
45 #include "pager.h" | |
46 #include "parse.h" | |
47 #include "pr-output.h" | |
48 #include "toplev.h" | |
49 #include "unwind-prot.h" | |
50 #include "variables.h" | |
51 | |
52 DEFINE_OCTAVE_ALLOCATOR(octave_class); | |
53 | |
54 int octave_class::t_id (-1); | |
55 | |
56 const std::string octave_class::t_name ("class"); | |
57 | |
58 void | |
59 octave_class::register_type (void) | |
60 { | |
61 t_id = octave_value_typeinfo::register_type | |
62 (octave_class::t_name, "<unknown>", octave_value (new octave_class ())); | |
63 } | |
64 | |
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65 octave_class::octave_class (const Octave_map& m, const std::string& id, |
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66 const octave_value_list& parents) |
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67 : octave_base_value (), map (m), c_name (id) |
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68 { |
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69 octave_idx_type n = parents.length (); |
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70 |
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71 for (octave_idx_type idx = 0; idx < n; idx++) |
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72 { |
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73 octave_value parent = parents(idx); |
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74 |
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75 if (! parent.is_object ()) |
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76 error ("parents must be objects"); |
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77 else |
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78 { |
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79 std::string cnm = parent.class_name (); |
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80 |
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81 if (find_parent_class (cnm)) |
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82 error ("duplicate class in parent tree"); |
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83 else |
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84 { |
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85 parent_list.push_back (cnm); |
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86 |
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87 map.assign (cnm, parent); |
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88 } |
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89 } |
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90 } |
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91 |
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92 if (! error_state) |
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93 load_path::add_to_parent_map (id, parent_list); |
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94 } |
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95 |
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96 static std::string |
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97 get_current_method_class (void) |
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98 { |
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99 std::string retval; |
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100 |
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101 // FIXME -- is there a better way to do this? |
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102 octave_function *fcn = octave_call_stack::current (); |
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103 |
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104 std::string my_dir = fcn->dir_name (); |
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105 |
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106 size_t ipos = my_dir.find_last_of ("@"); |
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107 |
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108 if (ipos != std::string::npos) |
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109 retval = my_dir.substr (ipos+1); |
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110 |
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111 return retval; |
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112 } |
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113 |
7338 | 114 static void |
115 gripe_invalid_index (void) | |
116 { | |
117 error ("invalid index for class"); | |
118 } | |
119 | |
120 static void | |
121 gripe_invalid_index_for_assignment (void) | |
122 { | |
123 error ("invalid index for class assignment"); | |
124 } | |
125 | |
126 static void | |
127 gripe_invalid_index_type (const std::string& nm, char t) | |
128 { | |
129 error ("%s cannot be indexed with %c", nm.c_str (), t); | |
130 } | |
131 | |
132 static void | |
133 gripe_failed_assignment (void) | |
134 { | |
135 error ("assignment to class element failed"); | |
136 } | |
137 | |
138 static inline octave_value_list | |
139 sanitize (const octave_value_list& ovl) | |
140 { | |
141 octave_value_list retval = ovl; | |
142 | |
143 for (octave_idx_type i = 0; i < ovl.length (); i++) | |
144 { | |
145 if (retval(i).is_magic_colon ()) | |
146 retval(i) = ":"; | |
147 } | |
148 | |
149 return retval; | |
150 } | |
151 | |
152 static inline octave_value | |
153 make_idx_args (const std::string& type, | |
154 const std::list<octave_value_list>& idx, | |
155 const std::string& who) | |
156 { | |
157 octave_value retval; | |
158 | |
159 size_t len = type.length (); | |
160 | |
161 if (len == idx.size ()) | |
162 { | |
163 Cell type_field (len, 1); | |
164 Cell subs_field (len, 1); | |
165 | |
166 std::list<octave_value_list>::const_iterator p = idx.begin (); | |
167 | |
168 for (size_t i = 0; i < len; i++) | |
169 { | |
170 char t = type[i]; | |
171 | |
172 switch (t) | |
173 { | |
174 case '(': | |
175 type_field(i) = "()"; | |
176 subs_field(i) = Cell (sanitize (*p++)); | |
177 break; | |
178 | |
179 case '{': | |
180 type_field(i) = "{}"; | |
181 subs_field(i) = Cell (sanitize (*p++)); | |
182 break; | |
183 | |
184 case '.': | |
185 { | |
186 type_field(i) = "."; | |
187 | |
188 octave_value_list vlist = *p++; | |
189 | |
190 if (vlist.length () == 1) | |
191 { | |
192 octave_value val = vlist(0); | |
193 | |
194 if (val.is_string ()) | |
195 subs_field(i) = val; | |
196 else | |
197 { | |
198 error ("expecting character string argument for `.' index"); | |
199 return retval; | |
200 } | |
201 } | |
202 else | |
203 { | |
204 error ("expecting single argument for `.' index"); | |
205 return retval; | |
206 } | |
207 } | |
208 break; | |
209 | |
210 default: | |
211 panic_impossible (); | |
212 break; | |
213 } | |
214 } | |
215 | |
216 Octave_map m; | |
217 | |
218 m.assign ("type", type_field); | |
219 m.assign ("subs", subs_field); | |
220 | |
221 retval = m; | |
222 } | |
223 else | |
224 error ("invalid index for %s", who.c_str ()); | |
225 | |
226 return retval; | |
227 } | |
228 | |
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229 Cell |
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230 octave_class::dotref (const octave_value_list& idx) |
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231 { |
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232 Cell retval; |
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233 |
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234 assert (idx.length () == 1); |
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235 |
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236 std::string method_class = get_current_method_class (); |
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237 |
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238 // Find the class in which this method resides before attempting to access |
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239 // the requested field. |
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240 |
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241 octave_base_value *obvp |
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242 = method_class.empty () ? 0 : find_parent_class (method_class); |
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243 |
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244 Octave_map my_map; |
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245 |
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246 my_map = obvp ? obvp->map_value () : map; |
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247 |
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248 std::string nm = idx(0).string_value (); |
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249 |
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250 if (! error_state) |
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251 { |
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252 Octave_map::const_iterator p = my_map.seek (nm); |
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253 |
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254 if (p != my_map.end ()) |
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255 retval = my_map.contents (p); |
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256 else |
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257 error ("class has no member `%s'", nm.c_str ()); |
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258 } |
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259 else |
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260 gripe_invalid_index (); |
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261 |
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262 return retval; |
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263 } |
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264 |
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265 static bool |
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266 called_from_builtin (void) |
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267 { |
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268 octave_function *fcn = octave_call_stack::caller (); |
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269 |
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270 // FIXME -- we probably need a better check here, or some other |
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271 // mechanism to avoid overloaded functions when builtin is used. |
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272 // For example, what if someone overloads the builtin function? |
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273 // Also, are there other places where using builtin is not properly |
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274 // avoiding dispatch? |
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275 |
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276 return (fcn && fcn->name () == "builtin"); |
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277 } |
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278 |
7338 | 279 octave_value_list |
280 octave_class::subsref (const std::string& type, | |
281 const std::list<octave_value_list>& idx, | |
282 int nargout) | |
283 { | |
284 octave_value_list retval; | |
285 | |
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286 if (in_class_method () || called_from_builtin ()) |
7338 | 287 { |
288 // FIXME -- this block of code is the same as the body of | |
289 // octave_struct::subsref. Maybe it could be shared instead of | |
290 // duplicated. | |
291 | |
292 int skip = 1; | |
293 | |
294 switch (type[0]) | |
295 { | |
296 case '(': | |
297 { | |
298 if (type.length () > 1 && type[1] == '.') | |
299 { | |
300 std::list<octave_value_list>::const_iterator p = idx.begin (); | |
301 octave_value_list key_idx = *++p; | |
302 | |
303 Cell tmp = dotref (key_idx); | |
304 | |
305 if (! error_state) | |
306 { | |
307 Cell t = tmp.index (idx.front ()); | |
308 | |
309 retval(0) = (t.length () == 1) ? t(0) : octave_value (t, true); | |
310 | |
311 // We handled two index elements, so tell | |
312 // next_subsref to skip both of them. | |
313 | |
314 skip++; | |
315 } | |
316 } | |
317 else | |
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318 retval(0) = octave_value (map.index (idx.front ()), |
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319 class_name ()); |
7338 | 320 } |
321 break; | |
322 | |
323 case '.': | |
324 { | |
325 if (map.numel() > 0) | |
326 { | |
327 Cell t = dotref (idx.front ()); | |
328 | |
329 retval(0) = (t.length () == 1) ? t(0) : octave_value (t, true); | |
330 } | |
331 } | |
332 break; | |
333 | |
334 case '{': | |
335 gripe_invalid_index_type (type_name (), type[0]); | |
336 break; | |
337 | |
338 default: | |
339 panic_impossible (); | |
340 } | |
341 | |
342 // FIXME -- perhaps there should be an | |
343 // octave_value_list::next_subsref member function? See also | |
344 // octave_user_function::subsref. | |
345 | |
346 if (idx.size () > 1) | |
347 retval = retval(0).next_subsref (nargout, type, idx, skip); | |
348 } | |
349 else | |
350 { | |
351 octave_value meth = symbol_table::find_method ("subsref", class_name ()); | |
352 | |
353 if (meth.is_defined ()) | |
354 { | |
355 octave_value_list args; | |
356 | |
357 args(1) = make_idx_args (type, idx, "subsref"); | |
358 | |
359 if (error_state) | |
360 return octave_value_list (); | |
361 | |
362 count++; | |
363 args(0) = octave_value (this); | |
364 | |
365 return feval (meth.function_value (), args, nargout); | |
366 } | |
367 else | |
368 { | |
369 if (type.length () == 1 && type[0] == '(') | |
370 retval(0) = octave_value (map.index (idx.front ()), class_name ()); | |
371 else | |
372 gripe_invalid_index (); | |
373 } | |
374 } | |
375 | |
376 return retval; | |
377 } | |
378 | |
379 octave_value | |
380 octave_class::numeric_conv (const Cell& val, const std::string& type) | |
381 { | |
382 octave_value retval; | |
383 | |
384 if (val.length () == 1) | |
385 { | |
386 retval = val(0); | |
387 | |
388 if (type.length () > 0 && type[0] == '.' && ! retval.is_map ()) | |
389 retval = Octave_map (); | |
390 } | |
391 else | |
392 gripe_invalid_index_for_assignment (); | |
393 | |
394 return retval; | |
395 } | |
396 | |
397 octave_value | |
398 octave_class::subsasgn (const std::string& type, | |
399 const std::list<octave_value_list>& idx, | |
400 const octave_value& rhs) | |
401 { | |
402 octave_value retval; | |
403 | |
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404 if (! (in_class_method () || called_from_builtin ())) |
7338 | 405 { |
406 octave_value meth = symbol_table::find_method ("subsasgn", class_name ()); | |
407 | |
408 if (meth.is_defined ()) | |
409 { | |
410 octave_value_list args; | |
411 | |
412 args(2) = rhs; | |
413 | |
414 args(1) = make_idx_args (type, idx, "subsasgn"); | |
415 | |
416 if (error_state) | |
417 return octave_value_list (); | |
418 | |
419 count++; | |
420 args(0) = octave_value (this); | |
421 | |
422 octave_value_list tmp = feval (meth.function_value (), args); | |
423 | |
424 // FIXME -- should the subsasgn method be able to return | |
425 // more than one value? | |
426 | |
427 if (tmp.length () > 1) | |
428 error ("expecting single return value from @%s/subsasgn", | |
429 class_name().c_str ()); | |
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430 |
7338 | 431 else |
432 retval = tmp(0); | |
433 | |
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434 return retval; |
7338 | 435 } |
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436 } |
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437 |
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438 // FIXME -- this block of code is the same as the body of |
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439 // octave_struct::subsasgn. Maybe it could be shared instead of |
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440 // duplicated. |
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441 |
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442 int n = type.length (); |
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443 |
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444 octave_value t_rhs = rhs; |
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445 |
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446 if (n > 1 && ! (type.length () == 2 && type[0] == '(' && type[1] == '.')) |
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447 { |
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448 switch (type[0]) |
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449 { |
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450 case '(': |
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451 { |
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452 if (type.length () > 1 && type[1] == '.') |
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453 { |
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454 std::list<octave_value_list>::const_iterator p = idx.begin (); |
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455 octave_value_list t_idx = *p; |
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456 |
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457 octave_value_list key_idx = *++p; |
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458 |
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459 assert (key_idx.length () == 1); |
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460 |
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461 std::string key = key_idx(0).string_value (); |
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462 |
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463 if (! error_state) |
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464 { |
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465 octave_value u; |
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466 |
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467 if (! map.contains (key)) |
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468 u = octave_value::empty_conv (type.substr (2), rhs); |
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469 else |
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470 { |
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471 Cell map_val = map.contents (key); |
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472 |
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473 Cell map_elt = map_val.index (idx.front (), true); |
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474 |
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475 u = numeric_conv (map_elt, type.substr (2)); |
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476 } |
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477 |
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478 if (! error_state) |
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479 { |
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480 std::list<octave_value_list> next_idx (idx); |
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481 |
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482 // We handled two index elements, so subsasgn to |
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483 // needs to skip both of them. |
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484 |
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485 next_idx.erase (next_idx.begin ()); |
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486 next_idx.erase (next_idx.begin ()); |
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487 |
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488 u.make_unique (); |
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489 |
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490 t_rhs = u.subsasgn (type.substr (2), next_idx, rhs); |
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491 } |
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492 } |
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493 else |
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494 gripe_invalid_index_for_assignment (); |
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495 } |
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496 else |
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497 gripe_invalid_index_for_assignment (); |
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498 } |
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499 break; |
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500 |
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501 case '.': |
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oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
502 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
503 octave_value_list key_idx = idx.front (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
504 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
505 assert (key_idx.length () == 1); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
506 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
507 std::string key = key_idx(0).string_value (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
508 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
509 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
510 { |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
511 octave_value u; |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
512 |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
513 if (! map.contains (key)) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
514 u = octave_value::empty_conv (type.substr (1), rhs); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
515 else |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
516 { |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
517 Cell map_val = map.contents (key); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
518 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
519 u = numeric_conv (map_val, type.substr (1)); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
520 } |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
521 |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
522 if (! error_state) |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
523 { |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
524 std::list<octave_value_list> next_idx (idx); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
525 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
526 next_idx.erase (next_idx.begin ()); |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
527 |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
528 u.make_unique (); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
529 |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
530 t_rhs = u.subsasgn (type.substr (1), next_idx, rhs); |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
531 } |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
532 } |
9148
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
533 else |
69e6bbfef8c2
ov-class.cc: protect against possiblly invalid octave_value -> string conversions
John W. Eaton <jwe@octave.org>
parents:
9147
diff
changeset
|
534 gripe_invalid_index_for_assignment (); |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
535 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
536 break; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
537 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
538 case '{': |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
539 gripe_invalid_index_type (type_name (), type[0]); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
540 break; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
541 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
542 default: |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
543 panic_impossible (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
544 } |
7338 | 545 } |
546 | |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
547 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
548 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
549 switch (type[0]) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
550 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
551 case '(': |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
552 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
553 if (n > 1 && type[1] == '.') |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
554 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
555 std::list<octave_value_list>::const_iterator p = idx.begin (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
556 octave_value_list key_idx = *++p; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
557 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
558 assert (key_idx.length () == 1); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
559 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
560 std::string key = key_idx(0).string_value (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
561 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
562 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
563 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
564 map.assign (idx.front (), key, t_rhs); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
565 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
566 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
567 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
568 count++; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
569 retval = octave_value (this); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
570 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
571 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
572 gripe_failed_assignment (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
573 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
574 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
575 gripe_failed_assignment (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
576 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
577 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
578 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
579 if (t_rhs.is_object () || t_rhs.is_map ()) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
580 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
581 Octave_map rhs_map = t_rhs.map_value (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
582 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
583 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
584 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
585 map.assign (idx.front (), rhs_map); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
586 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
587 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
588 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
589 count++; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
590 retval = octave_value (this); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
591 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
592 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
593 gripe_failed_assignment (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
594 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
595 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
596 error ("invalid class assignment"); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
597 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
598 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
599 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
600 if (t_rhs.is_empty ()) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
601 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
602 map.maybe_delete_elements (idx.front()); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
603 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
604 if (! error_state) |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
605 { |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
606 count++; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
607 retval = octave_value (this); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
608 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
609 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
610 gripe_failed_assignment (); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
611 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
612 else |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
613 error ("invalid class assignment"); |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
614 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
615 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
616 } |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
617 break; |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
618 |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
619 case '.': |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
620 { |
9147
5579998f8acf
Update to OOP facilities.
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621 // Find the class in which this method resides before |
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622 // attempting to access the requested field. |
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623 |
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624 std::string method_class = get_current_method_class (); |
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625 |
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626 octave_base_value *obvp = find_parent_class (method_class); |
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627 |
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628 if (obvp) |
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629 { |
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630 octave_value_list key_idx = idx.front (); |
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631 |
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632 assert (key_idx.length () == 1); |
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633 |
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634 std::string key = key_idx(0).string_value (); |
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635 |
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636 if (! error_state) |
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637 { |
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638 obvp->assign (key, t_rhs); |
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639 |
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640 if (! error_state) |
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641 { |
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642 count++; |
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643 retval = octave_value (this); |
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644 } |
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645 else |
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646 gripe_failed_assignment (); |
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647 } |
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648 else |
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649 gripe_failed_assignment (); |
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650 } |
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651 else |
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652 error ("malformed class"); |
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653 } |
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654 break; |
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655 |
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656 case '{': |
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657 gripe_invalid_index_type (type_name (), type[0]); |
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658 break; |
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659 |
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660 default: |
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661 panic_impossible (); |
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662 } |
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663 } |
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664 else |
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665 gripe_failed_assignment (); |
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666 |
7338 | 667 return retval; |
668 } | |
669 | |
8154
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670 idx_vector |
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671 octave_class::index_vector (void) const |
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672 { |
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673 idx_vector retval; |
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674 |
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675 octave_value meth = symbol_table::find_method ("subsindex", class_name ()); |
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676 |
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677 if (meth.is_defined ()) |
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678 { |
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679 octave_value_list args; |
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680 args(0) = octave_value (new octave_class (map, c_name)); |
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681 |
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682 octave_value_list tmp = feval (meth.function_value (), args, 1); |
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|
683 |
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684 if (!error_state && tmp.length () >= 1) |
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685 { |
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686 if (tmp(0).is_object()) |
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|
687 error ("subsindex function must return a valid index vector"); |
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|
688 else |
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|
689 // Index vector returned by subsindex is zero based |
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|
690 // (why this inconsistency Mathworks?), and so we must |
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|
691 // add one to the value returned as the index_vector method |
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|
692 // expects it to be one based. |
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693 retval = do_binary_op (octave_value::op_add, tmp (0), |
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694 octave_value (1.0)).index_vector (); |
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|
695 } |
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|
696 } |
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|
697 else |
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|
698 error ("no subsindex method defined for class %s", |
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|
699 class_name().c_str ()); |
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|
700 |
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|
701 return retval; |
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|
702 } |
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|
703 |
7338 | 704 size_t |
705 octave_class::byte_size (void) const | |
706 { | |
707 // Neglect the size of the fieldnames. | |
708 | |
709 size_t retval = 0; | |
710 | |
711 for (Octave_map::const_iterator p = map.begin (); p != map.end (); p++) | |
712 { | |
713 std::string key = map.key (p); | |
714 | |
715 octave_value val = octave_value (map.contents (p)); | |
716 | |
717 retval += val.byte_size (); | |
718 } | |
719 | |
720 return retval; | |
721 } | |
722 | |
723 string_vector | |
724 octave_class::map_keys (void) const | |
725 { | |
726 string_vector retval; | |
727 gripe_wrong_type_arg ("octave_class::map_keys()", type_name ()); | |
728 return retval; | |
729 } | |
730 | |
9148
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|
731 octave_base_value * |
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732 octave_class::find_parent_class (const std::string& parent_class_name) |
69e6bbfef8c2
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|
733 { |
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734 octave_base_value* retval = 0; |
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|
735 |
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|
736 if (parent_class_name == class_name ()) |
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737 retval = this; |
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|
738 else |
69e6bbfef8c2
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|
739 { |
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|
740 for (std::list<std::string>::iterator pit = parent_list.begin (); |
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|
741 pit != parent_list.end (); |
69e6bbfef8c2
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changeset
|
742 pit++) |
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John W. Eaton <jwe@octave.org>
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|
743 { |
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|
744 Octave_map::const_iterator smap = map.seek (*pit); |
69e6bbfef8c2
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|
745 |
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|
746 const Cell& tmp = smap->second; |
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|
747 |
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|
748 octave_value vtmp = tmp(0); |
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|
749 |
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750 octave_base_value *obvp = vtmp.internal_rep (); |
69e6bbfef8c2
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|
751 |
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752 retval = obvp->find_parent_class (parent_class_name); |
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|
753 |
69e6bbfef8c2
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changeset
|
754 if (retval) |
69e6bbfef8c2
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|
755 break; |
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|
756 } |
69e6bbfef8c2
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|
757 } |
69e6bbfef8c2
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|
758 |
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|
759 return retval; |
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|
760 } |
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|
761 |
7338 | 762 void |
763 octave_class::print (std::ostream& os, bool) const | |
764 { | |
765 print_raw (os); | |
766 } | |
767 | |
768 void | |
769 octave_class::print_raw (std::ostream& os, bool) const | |
770 { | |
771 unwind_protect::begin_frame ("octave_class_print"); | |
772 | |
773 unwind_protect_int (Vstruct_levels_to_print); | |
774 | |
775 indent (os); | |
776 os << " <class " << class_name () << ">"; | |
777 newline (os); | |
778 | |
779 unwind_protect::run_frame ("octave_class_print"); | |
780 } | |
781 | |
782 bool | |
783 octave_class::print_name_tag (std::ostream& os, const std::string& name) const | |
784 { | |
785 bool retval = false; | |
786 | |
787 indent (os); | |
788 os << name << " ="; | |
789 newline (os); | |
790 newline (os); | |
791 | |
792 return retval; | |
793 } | |
794 | |
795 void | |
796 octave_class::print_with_name (std::ostream&, const std::string& name, | |
797 bool) const | |
798 { | |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
799 octave_value fcn = symbol_table::find_method ("display", class_name ()); |
7338 | 800 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
801 if (fcn.is_defined ()) |
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
802 { |
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
803 octave_value_list args; |
7338 | 804 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
805 args(0) = octave_value (clone (), 1); |
7338 | 806 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
807 string_vector arg_names (1); |
7338 | 808 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
809 arg_names[0] = name; |
7338 | 810 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
811 args.stash_name_tags (arg_names); |
7338 | 812 |
8658
73c4516fae10
New evaluator and debugger derived from tree-walker class
John W. Eaton <jwe@octave.org>
parents:
8377
diff
changeset
|
813 feval (fcn.function_value (), args); |
7338 | 814 } |
815 } | |
816 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
817 bool |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
818 octave_class::save_ascii (std::ostream& os) |
7338 | 819 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
820 os << "# classname: " << class_name () << "\n"; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
821 Octave_map m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
822 if (load_path::find_method (class_name (), "saveobj") != std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
823 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
824 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
825 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
826 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
827 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
828 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
829 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
830 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
831 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
832 m = map_value (); |
7338 | 833 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
834 os << "# length: " << m.nfields () << "\n"; |
7338 | 835 |
836 Octave_map::iterator i = m.begin (); | |
837 while (i != m.end ()) | |
838 { | |
839 octave_value val = map.contents (i); | |
840 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
841 bool b = save_ascii_data (os, val, m.key (i), false, 0); |
7338 | 842 |
843 if (! b) | |
844 return os; | |
845 | |
846 i++; | |
847 } | |
848 | |
849 return true; | |
850 } | |
851 | |
852 bool | |
853 octave_class::load_ascii (std::istream& is) | |
854 { | |
855 octave_idx_type len = 0; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
856 std::string classname; |
7338 | 857 bool success = true; |
858 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
859 if (extract_keyword (is, "classname", classname) && classname != "") |
7338 | 860 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
861 if (extract_keyword (is, "length", len) && len >= 0) |
7338 | 862 { |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
863 if (len > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
864 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
865 Octave_map m (map); |
7338 | 866 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
867 for (octave_idx_type j = 0; j < len; j++) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
868 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
869 octave_value t2; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
870 bool dummy; |
7338 | 871 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
872 // recurse to read cell elements |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
873 std::string nm |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
874 = read_ascii_data (is, std::string (), dummy, t2, j); |
7338 | 875 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
876 if (!is) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
877 break; |
7338 | 878 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
879 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); |
7338 | 880 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
881 if (error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
882 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
883 error ("load: internal error loading class elements"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
884 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
885 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
886 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
887 m.assign (nm, tcell); |
7338 | 888 } |
889 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
890 if (is) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
891 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
892 map = m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
893 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
894 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
895 if (load_path::find_method (classname, "loadobj") != |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
896 std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
897 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
898 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
899 octave_value_list tmp = feval ("loadobj", in, 1); |
7338 | 900 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
901 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
902 map = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
903 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
904 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
905 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
906 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
907 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
908 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
909 error ("load: failed to load class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
910 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
911 } |
7338 | 912 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
913 else if (len == 0 ) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
914 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
915 map = Octave_map (dim_vector (1, 1)); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
916 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
917 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
918 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
919 panic_impossible (); |
7338 | 920 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
921 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
922 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
923 error ("load: failed to extract number of elements in class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
924 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
925 } |
7338 | 926 } |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
927 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
928 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
929 error ("load: failed to extract name of class"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
930 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
931 } |
7338 | 932 |
933 return success; | |
934 } | |
935 | |
936 bool | |
937 octave_class::save_binary (std::ostream& os, bool& save_as_floats) | |
938 { | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
939 int32_t classname_len = class_name().length (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
940 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
941 os.write (reinterpret_cast<char *> (&classname_len), 4); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
942 os << class_name (); |
7338 | 943 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
944 Octave_map m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
945 if (load_path::find_method (class_name (), "saveobj") != std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
946 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
947 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
948 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
949 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
950 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
951 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
952 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
953 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
954 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
955 m = map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
956 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
957 int32_t len = m.nfields(); |
7338 | 958 os.write (reinterpret_cast<char *> (&len), 4); |
959 | |
960 Octave_map::iterator i = m.begin (); | |
961 while (i != m.end ()) | |
962 { | |
963 octave_value val = map.contents (i); | |
964 | |
965 bool b = save_binary_data (os, val, m.key (i), "", 0, save_as_floats); | |
966 | |
967 if (! b) | |
968 return os; | |
969 | |
970 i++; | |
971 } | |
972 | |
973 return true; | |
974 } | |
975 | |
976 bool | |
977 octave_class::load_binary (std::istream& is, bool swap, | |
978 oct_mach_info::float_format fmt) | |
979 { | |
980 bool success = true; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
981 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
982 int32_t classname_len; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
983 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
984 is.read (reinterpret_cast<char *> (&classname_len), 4); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
985 if (! is) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
986 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
987 else if (swap) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
988 swap_bytes<4> (&classname_len); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
989 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
990 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
991 OCTAVE_LOCAL_BUFFER (char, classname, classname_len+1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
992 classname[classname_len] = '\0'; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
993 if (! is.read (reinterpret_cast<char *> (classname), classname_len)) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
994 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
995 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
996 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
997 |
7338 | 998 int32_t len; |
999 if (! is.read (reinterpret_cast<char *> (&len), 4)) | |
1000 return false; | |
1001 if (swap) | |
1002 swap_bytes<4> (&len); | |
1003 | |
1004 if (len > 0) | |
1005 { | |
1006 Octave_map m (map); | |
1007 | |
1008 for (octave_idx_type j = 0; j < len; j++) | |
1009 { | |
1010 octave_value t2; | |
1011 bool dummy; | |
1012 std::string doc; | |
1013 | |
1014 // recurse to read cell elements | |
1015 std::string nm = read_binary_data (is, swap, fmt, std::string (), | |
1016 dummy, t2, doc); | |
1017 | |
1018 if (!is) | |
1019 break; | |
1020 | |
1021 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); | |
1022 | |
1023 if (error_state) | |
1024 { | |
1025 error ("load: internal error loading class elements"); | |
1026 return false; | |
1027 } | |
1028 | |
1029 m.assign (nm, tcell); | |
1030 } | |
1031 | |
1032 if (is) | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1033 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1034 map = m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1035 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1036 if (load_path::find_method (class_name(), "loadobj") != std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1037 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1038 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1039 octave_value_list tmp = feval ("loadobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1040 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1041 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1042 map = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1043 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1044 success = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1045 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1046 } |
7338 | 1047 else |
1048 { | |
1049 error ("load: failed to load class"); | |
1050 success = false; | |
1051 } | |
1052 } | |
1053 else if (len == 0 ) | |
1054 map = Octave_map (dim_vector (1, 1)); | |
1055 else | |
1056 panic_impossible (); | |
1057 | |
1058 return success; | |
1059 } | |
1060 | |
1061 #if defined (HAVE_HDF5) | |
1062 | |
1063 bool | |
1064 octave_class::save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats) | |
1065 { | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1066 hsize_t hdims[3]; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1067 hid_t group_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1068 hid_t type_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1069 hid_t space_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1070 hid_t class_hid = -1; |
7338 | 1071 hid_t data_hid = -1; |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1072 Octave_map m; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1073 Octave_map::iterator i; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1074 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1075 group_hid = H5Gcreate (loc_id, name, 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1076 if (group_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1077 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1078 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1079 // Add the class name to the group |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1080 type_hid = H5Tcopy (H5T_C_S1); H5Tset_size (type_hid, c_name.length () + 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1081 if (type_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1082 goto error_cleanup; |
7338 | 1083 |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1084 hdims[0] = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1085 space_hid = H5Screate_simple (0 , hdims, 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1086 if (space_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1087 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1088 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1089 class_hid = H5Dcreate (group_hid, "classname", type_hid, space_hid, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1090 H5P_DEFAULT); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1091 if (class_hid < 0 || H5Dwrite (class_hid, type_hid, H5S_ALL, H5S_ALL, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1092 H5P_DEFAULT, c_name.c_str ()) < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1093 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1094 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1095 data_hid = H5Gcreate (group_hid, "value", 0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1096 if (data_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1097 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1098 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1099 if (load_path::find_method (class_name (), "saveobj") != std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1100 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1101 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1102 octave_value_list tmp = feval ("saveobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1103 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1104 m = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1105 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1106 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1107 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1108 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1109 m = map_value (); |
7338 | 1110 |
1111 // recursively add each element of the class to this group | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1112 i = m.begin (); |
7338 | 1113 while (i != m.end ()) |
1114 { | |
1115 octave_value val = map.contents (i); | |
1116 | |
1117 bool retval2 = add_hdf5_data (data_hid, val, m.key (i), "", false, | |
1118 save_as_floats); | |
1119 | |
1120 if (! retval2) | |
1121 break; | |
1122 | |
1123 i++; | |
1124 } | |
1125 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1126 error_cleanup: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1127 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1128 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1129 H5Gclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1130 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1131 if (class_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1132 H5Dclose (class_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1133 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1134 if (space_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1135 H5Sclose (space_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1136 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1137 if (type_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1138 H5Tclose (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1139 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1140 if (group_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1141 H5Gclose (group_hid); |
7338 | 1142 |
1143 return true; | |
1144 } | |
1145 | |
1146 bool | |
1147 octave_class::load_hdf5 (hid_t loc_id, const char *name, | |
1148 bool have_h5giterate_bug) | |
1149 { | |
1150 bool retval = false; | |
1151 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1152 hid_t group_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1153 hid_t data_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1154 hid_t type_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1155 hid_t type_class_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1156 hid_t space_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1157 hid_t subgroup_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1158 hid_t st_id = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1159 |
7338 | 1160 hdf5_callback_data dsub; |
1161 | |
1162 herr_t retval2 = 0; | |
1163 Octave_map m (dim_vector (1, 1)); | |
1164 int current_item = 0; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1165 hsize_t num_obj = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1166 int slen = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1167 hsize_t rank = 0; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1168 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1169 group_hid = H5Gopen (loc_id, name); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1170 if (group_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1171 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1172 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1173 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1174 data_hid = H5Dopen (group_hid, "classname"); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1175 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1176 if (data_hid < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1177 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1178 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1179 type_hid = H5Dget_type (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1180 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1181 type_class_hid = H5Tget_class (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1182 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1183 if (type_class_hid != H5T_STRING) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1184 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1185 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1186 space_hid = H5Dget_space (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1187 rank = H5Sget_simple_extent_ndims (space_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1188 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1189 if (rank != 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1190 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1191 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1192 slen = H5Tget_size (type_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1193 if (slen < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1194 goto error_cleanup; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1195 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1196 // do-while loop here to prevent goto crossing initialization of classname |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1197 do |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1198 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1199 OCTAVE_LOCAL_BUFFER (char, classname, slen); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1200 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1201 // create datatype for (null-terminated) string to read into: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1202 st_id = H5Tcopy (H5T_C_S1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1203 H5Tset_size (st_id, slen); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1204 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1205 if (H5Dread (data_hid, st_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1206 classname) < 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1207 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1208 H5Tclose (st_id); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1209 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1210 H5Gclose (group_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1211 return false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1212 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1213 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1214 H5Tclose (st_id); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1215 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1216 data_hid = -1; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1217 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1218 c_name = classname; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1219 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1220 while (0); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1221 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1222 |
7338 | 1223 #ifdef HAVE_H5GGET_NUM_OBJS |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1224 subgroup_hid = H5Gopen (group_hid, name); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1225 H5Gget_num_objs (subgroup_hid, &num_obj); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1226 H5Gclose (subgroup_hid); |
7338 | 1227 |
1228 while (current_item < static_cast<int> (num_obj) | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1229 && (retval2 = H5Giterate (group_hid, name, ¤t_item, |
7338 | 1230 hdf5_read_next_data, &dsub)) > 0) |
1231 #else | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1232 while ((retval2 = H5Giterate (group_hid, name, ¤t_item, |
7338 | 1233 hdf5_read_next_data, &dsub)) > 0) |
1234 #endif | |
1235 { | |
1236 octave_value t2 = dsub.tc; | |
1237 | |
1238 Cell tcell = t2.is_cell () ? t2.cell_value () : Cell (t2); | |
1239 | |
1240 if (error_state) | |
1241 { | |
1242 error ("load: internal error loading class elements"); | |
1243 return false; | |
1244 } | |
1245 | |
1246 m.assign (dsub.name, tcell); | |
1247 | |
1248 if (have_h5giterate_bug) | |
1249 current_item++; // H5Giterate returned the last index processed | |
1250 } | |
1251 | |
1252 if (retval2 >= 0) | |
1253 { | |
1254 map = m; | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1255 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1256 if (load_path::find_method (class_name(), "loadobj") != std::string()) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1257 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1258 octave_value in = new octave_class (*this); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1259 octave_value_list tmp = feval ("loadobj", in, 1); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1260 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1261 if (! error_state) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1262 { |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1263 map = tmp(0).map_value (); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1264 retval = true; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1265 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1266 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1267 retval = false; |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1268 } |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1269 else |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1270 retval = true; |
7338 | 1271 } |
1272 | |
8212
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1273 error_cleanup: |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1274 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1275 H5Dclose (data_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1276 |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1277 if (data_hid > 0) |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1278 H5Gclose (group_hid); |
ebf6f6a0f9a7
Allow saving/loading of classes. Add saveobj and loadobj methods
David Bateman <dbateman@free.fr>
parents:
8154
diff
changeset
|
1279 |
7338 | 1280 return retval; |
1281 } | |
1282 | |
1283 #endif | |
1284 | |
1285 mxArray * | |
1286 octave_class::as_mxArray (void) const | |
1287 { | |
1288 gripe_wrong_type_arg ("octave_class::as_mxArray ()", type_name ()); | |
1289 | |
1290 return 0; | |
1291 } | |
1292 | |
1293 bool | |
1294 octave_class::in_class_method (void) const | |
1295 { | |
1296 octave_function *fcn = octave_call_stack::current (); | |
1297 | |
1298 return (fcn | |
8785
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1299 && (fcn->is_class_method () |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1300 || fcn->is_class_constructor () |
70f5a0375afd
oct-map.h: fix think-o in previous change
John W. Eaton <jwe@octave.org>
parents:
8782
diff
changeset
|
1301 || fcn->is_private_function_of_class (class_name ())) |
7338 | 1302 && fcn->dispatch_class () == class_name ()); |
1303 } | |
1304 | |
9151 | 1305 octave_class::exemplar_info::exemplar_info (const octave_value& obj) |
1306 : field_names (), parent_class_names () | |
1307 { | |
1308 if (obj.is_object ()) | |
1309 { | |
1310 Octave_map m = obj.map_value (); | |
1311 field_names = m.keys (); | |
1312 | |
1313 parent_class_names = obj.parent_class_name_list (); | |
1314 } | |
1315 else | |
1316 error ("invalid call to exmplar_info constructor"); | |
1317 } | |
1318 | |
1319 | |
1320 // A map from class names to lists of fields. | |
1321 std::map<std::string, octave_class::exemplar_info> octave_class::exemplar_map; | |
1322 | |
1323 bool | |
1324 octave_class::exemplar_info::compare (const octave_value& obj) const | |
1325 { | |
1326 bool retval = true; | |
1327 | |
1328 if (obj.is_object ()) | |
1329 { | |
1330 if (nfields () == obj.nfields ()) | |
1331 { | |
1332 Octave_map obj_map = obj.map_value (); | |
1333 string_vector obj_fnames = obj_map.keys (); | |
1334 string_vector fnames = fields (); | |
1335 | |
1336 for (octave_idx_type i = 0; i < nfields (); i++) | |
1337 { | |
1338 if (obj_fnames[i] != fnames[i]) | |
1339 { | |
1340 retval = false; | |
1341 error ("mismatch in field names"); | |
1342 break; | |
1343 } | |
1344 } | |
1345 | |
1346 if (nparents () == obj.nparents ()) | |
1347 { | |
1348 std::list<std::string> obj_parents | |
1349 = obj.parent_class_name_list (); | |
1350 std::list<std::string> pnames = parents (); | |
1351 | |
1352 std::list<std::string>::const_iterator p = obj_parents.begin (); | |
1353 std::list<std::string>::const_iterator q = pnames.begin (); | |
1354 | |
1355 while (p != obj_parents.end ()) | |
1356 { | |
1357 if (*p++ != *q++) | |
1358 { | |
1359 retval = false; | |
1360 error ("mismatch in parent classes"); | |
1361 break; | |
1362 } | |
1363 } | |
1364 } | |
1365 else | |
1366 { | |
1367 retval = false; | |
1368 error ("mismatch in number of parent classes"); | |
1369 } | |
1370 } | |
1371 else | |
1372 { | |
1373 retval = false; | |
1374 error ("mismatch in number of fields"); | |
1375 } | |
1376 } | |
1377 else | |
1378 { | |
1379 retval = false; | |
1380 error ("inavlid comparison of class exemplar to non-class object"); | |
1381 } | |
1382 | |
1383 return retval; | |
1384 } | |
1385 | |
7338 | 1386 DEFUN (class, args, , |
1387 "-*- texinfo -*-\n\ | |
1388 @deftypefn {Built-in Function} {} class (@var{expr})\n\ | |
1389 @deftypefnx {Built-in Function} {} class (@var{s}, @var{id})\n\ | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1390 @deftypefnx {Built-in Function} {} class (@var{s}, @var{id}, @var{p}, @dots{})\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1391 Return the class of the expression @var{expr} or create a class with\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1392 fields from structure @var{s} and name (string) @var{id}. Additional\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1393 arguments name a list of parent classes from which the new class is\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1394 derived.\n\ |
7338 | 1395 @end deftypefn") |
1396 { | |
1397 octave_value retval; | |
1398 | |
1399 int nargin = args.length (); | |
1400 | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1401 if (nargin == 0) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1402 print_usage (); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1403 else if (nargin == 1) |
7338 | 1404 retval = args(0).class_name (); |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1405 else |
7338 | 1406 { |
1407 Octave_map m = args(0).map_value (); | |
1408 | |
1409 if (! error_state) | |
1410 { | |
1411 std::string id = args(1).string_value (); | |
1412 | |
1413 if (! error_state) | |
1414 { | |
1415 octave_function *fcn = octave_call_stack::caller (); | |
1416 | |
1417 if (fcn && fcn->is_class_constructor ()) | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1418 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1419 if (nargin == 2) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1420 retval = octave_value (new octave_class (m, id)); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1421 else |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1422 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1423 octave_value_list parents = args.slice (2, nargin-2); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1424 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1425 retval = octave_value (new octave_class (m, id, parents)); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1426 } |
9151 | 1427 |
1428 if (! error_state) | |
1429 { | |
1430 octave_class::exemplar_const_iterator it | |
1431 = octave_class::exemplar_map.find (id); | |
1432 | |
1433 if (it == octave_class::exemplar_map.end ()) | |
1434 octave_class::exemplar_map[id] | |
1435 = octave_class::exemplar_info (retval); | |
1436 else if (! it->second.compare (retval)) | |
1437 error ("class: object of class `%s' does not match previously constructed objects", id.c_str ()); | |
1438 } | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1439 } |
7338 | 1440 else |
1441 error ("class: invalid call from outside class constructor"); | |
1442 } | |
1443 else | |
1444 error ("class: expecting character string as second argument"); | |
1445 } | |
1446 else | |
1447 error ("class: expecting structure as first argument"); | |
1448 } | |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1449 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1450 return retval; |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1451 } |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1452 |
9147
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1453 DEFUN (__isa_parent__, args, , |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1454 "-*- texinfo -*-\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1455 @deftypefn {Built-in Function} {} __isa_parent__ (@var{class}, @var{name})\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1456 Undocumented internal function.\n\ |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1457 @end deftypefn") |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1458 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1459 octave_value retval = false; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1460 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1461 if (args.length () == 2) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1462 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1463 octave_value cls = args(0); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1464 octave_value nm = args(1); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1465 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1466 if (! error_state) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1467 { |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1468 if (cls.find_parent_class (nm.string_value ())) |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1469 retval = true; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1470 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1471 else |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1472 error ("__isa_parent__: expecting arguments to be character strings"); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1473 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1474 else |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1475 print_usage (); |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1476 |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1477 return retval; |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1478 } |
5579998f8acf
Update to OOP facilities.
rtshort@bristlecone.phaselocked.com
parents:
9010
diff
changeset
|
1479 |
9010
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1480 DEFUN (__parent_classes__, args, , |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1481 "-*- texinfo -*-\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1482 @deftypefn {Built-in Function} {} __parent_classes__ (@var{x})\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1483 Undocumented internal function.\n\ |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1484 @end deftypefn") |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1485 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1486 octave_value retval = Cell (); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1487 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1488 if (args.length () == 1) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1489 { |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1490 octave_value arg = args(0); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1491 |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1492 if (arg.is_object ()) |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1493 retval = Cell (arg.parent_class_names ()); |
f914834836e7
Partial implementation of derived classes using the old form with "@" files.
rtshort@smoketree.phaselocked.com
parents:
8920
diff
changeset
|
1494 } |
7338 | 1495 else |
1496 print_usage (); | |
1497 | |
1498 return retval; | |
1499 } | |
1500 | |
1501 DEFUN (isobject, args, , | |
1502 "-*- texinfo -*-\n\ | |
1503 @deftypefn {Built-in Function} {} isobject (@var{x})\n\ | |
1504 Return true if @var{x} is a class object.\n\ | |
1505 @end deftypefn") | |
1506 { | |
1507 octave_value retval; | |
1508 | |
1509 if (args.length () == 1) | |
1510 retval = args(0).is_object (); | |
1511 else | |
1512 print_usage (); | |
1513 | |
1514 return retval; | |
1515 } | |
1516 | |
8154
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1517 DEFUN (ismethod, args, , |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1518 "-*- texinfo -*-\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1519 @deftypefn {Built-in Function} {} ismethod (@var{x}, @var{method})\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1520 Return true if @var{x} is a class object and the string @var{method}\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1521 is a method of this class.\n\ |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1522 @end deftypefn") |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1523 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1524 octave_value retval; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1525 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1526 if (args.length () == 2) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1527 { |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1528 octave_value arg = args(0); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1529 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1530 std::string class_name; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1531 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1532 if (arg.is_object ()) |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1533 class_name = arg.class_name (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1534 else if (arg.is_string ()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1535 class_name = arg.string_value (); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1536 else |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1537 error ("ismethod: expecting object or class name as first argument"); |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1538 |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1539 if (! error_state) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1540 { |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1541 std::string method = args(1).string_value (); |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1542 |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1543 if (! error_state) |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1544 { |
265a821f6555
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David Bateman <dbateman@free.fr>
parents:
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diff
changeset
|
1545 if (load_path::find_method (class_name, method) != std::string ()) |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1546 retval = true; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1547 else |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1548 retval = false; |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1549 } |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1550 } |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1551 } |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1552 else |
265a821f6555
Add subsindex and ismethod functions
David Bateman <dbateman@free.fr>
parents:
7972
diff
changeset
|
1553 print_usage (); |
265a821f6555
Add subsindex and ismethod functions
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|
1554 |
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Add subsindex and ismethod functions
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1555 return retval; |
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|
1556 } |
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|
1557 |
8746
5dd06f19e9be
handle commands in the lexer
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1558 DEFUN (methods, args, nargout, |
7338 | 1559 "-*- texinfo -*-\n\ |
1560 @deftypefn {Built-in Function} {} methods (@var{x})\n\ | |
1561 @deftypefnx {Built-in Function} {} methods (\"classname\")\n\ | |
1562 Return a cell array containing the names of the methods for the\n\ | |
1563 object @var{x} or the named class.\n\ | |
1564 @end deftypefn") | |
1565 { | |
1566 octave_value retval; | |
1567 | |
1568 if (args.length () == 1) | |
1569 { | |
1570 octave_value arg = args(0); | |
1571 | |
1572 std::string class_name; | |
1573 | |
1574 if (arg.is_object ()) | |
1575 class_name = arg.class_name (); | |
1576 else if (arg.is_string ()) | |
1577 class_name = arg.string_value (); | |
1578 else | |
1579 error ("methods: expecting object or class name as argument"); | |
1580 | |
1581 if (! error_state) | |
1582 { | |
1583 string_vector sv = load_path::methods (class_name); | |
1584 | |
1585 if (nargout == 0) | |
1586 { | |
1587 octave_stdout << "Methods for class " << class_name << ":\n\n"; | |
1588 | |
1589 sv.list_in_columns (octave_stdout); | |
1590 | |
1591 octave_stdout << std::endl; | |
1592 } | |
1593 else | |
1594 retval = sv; | |
1595 } | |
1596 } | |
1597 else | |
1598 print_usage (); | |
1599 | |
1600 return retval; | |
1601 } | |
1602 | |
1603 static bool | |
1604 is_built_in_class (const std::string& cn) | |
1605 { | |
1606 static std::set<std::string> built_in_class_names; | |
1607 | |
1608 if (built_in_class_names.empty ()) | |
1609 { | |
1610 built_in_class_names.insert ("double"); | |
1611 built_in_class_names.insert ("single"); | |
1612 built_in_class_names.insert ("cell"); | |
1613 built_in_class_names.insert ("struct"); | |
1614 built_in_class_names.insert ("logical"); | |
1615 built_in_class_names.insert ("char"); | |
1616 built_in_class_names.insert ("function handle"); | |
1617 built_in_class_names.insert ("int8"); | |
1618 built_in_class_names.insert ("uint8"); | |
1619 built_in_class_names.insert ("int16"); | |
1620 built_in_class_names.insert ("uint16"); | |
1621 built_in_class_names.insert ("int32"); | |
1622 built_in_class_names.insert ("uint32"); | |
1623 built_in_class_names.insert ("int64"); | |
1624 built_in_class_names.insert ("uint64"); | |
1625 } | |
1626 | |
1627 return built_in_class_names.find (cn) != built_in_class_names.end (); | |
1628 } | |
1629 | |
1630 DEFUN (superiorto, args, , | |
1631 "-*- texinfo -*-\n\ | |
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1632 @deftypefn {Built-in Function} {} superiorto (@var{class_name}, @dots{})\n\ |
7338 | 1633 When called from a class constructor, mark the object currently\n\ |
1634 constructed as having a higher precedence than @var{class_name}.\n\ | |
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allow multiple args for inferiorto and superiorto
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|
1635 More that one such class can be specified in a single call.\n\ |
7338 | 1636 This function may only be called from a class constructor.\n\ |
1637 @end deftypefn") | |
1638 { | |
1639 octave_value retval; | |
1640 | |
1641 octave_function *fcn = octave_call_stack::caller (); | |
1642 | |
1643 if (fcn && fcn->is_class_constructor ()) | |
1644 { | |
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allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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|
1645 for (int i = 0; i < args.length(); i++) |
7338 | 1646 { |
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allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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diff
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|
1647 std::string class_name = args(i).string_value (); |
7338 | 1648 |
1649 if (! error_state) | |
1650 { | |
1651 if (! is_built_in_class (class_name)) | |
1652 { | |
1653 std::string this_class_name = fcn->name (); | |
1654 | |
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make superiorto and inferiorto work
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|
1655 if (! symbol_table::set_class_relationship (this_class_name, |
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|
1656 class_name)) |
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|
1657 { |
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diff
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|
1658 error ("superiorto: precedence already set for %s and %s", |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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|
1659 this_class_name.c_str (), class_name.c_str ()); |
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allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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|
1660 break; |
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allow multiple args for inferiorto and superiorto
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diff
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|
1661 } |
7338 | 1662 } |
1663 else | |
1664 { | |
1665 // User defined classes always have higher precedence | |
1666 // than built-in classes. | |
1667 } | |
1668 } | |
1669 else | |
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David Bateman <dbateman@free.fr>
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|
1670 { |
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|
1671 error ("superiorto: expecting argument to be class name"); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
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|
1672 break; |
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diff
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|
1673 } |
7338 | 1674 } |
1675 } | |
1676 else | |
1677 error ("superiorto: invalid call from outside class constructor"); | |
1678 | |
1679 return retval; | |
1680 } | |
1681 | |
1682 DEFUN (inferiorto, args, , | |
1683 "-*- texinfo -*-\n\ | |
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|
1684 @deftypefn {Built-in Function} {} inferiorto (@var{class_name}, @dots{})\n\ |
7338 | 1685 When called from a class constructor, mark the object currently\n\ |
1686 constructed as having a lower precedence than @var{class_name}.\n\ | |
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|
1687 More that one such class can be specified in a single call.\n\ |
7338 | 1688 This function may only be called from a class constructor.\n\ |
1689 @end deftypefn") | |
1690 { | |
1691 octave_value retval; | |
1692 | |
1693 octave_function *fcn = octave_call_stack::caller (); | |
1694 | |
1695 if (fcn && fcn->is_class_constructor ()) | |
1696 { | |
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|
1697 for (int i = 0; i < args.length(); i++) |
7338 | 1698 { |
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diff
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|
1699 std::string class_name = args(i).string_value (); |
7338 | 1700 |
1701 if (! error_state) | |
1702 { | |
1703 if (! is_built_in_class (class_name)) | |
1704 { | |
1705 std::string this_class_name = fcn->name (); | |
1706 | |
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|
1707 symbol_table::set_class_relationship (class_name, |
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|
1708 this_class_name); |
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|
1709 |
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1710 if (! symbol_table::set_class_relationship (this_class_name, |
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|
1711 class_name)) |
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|
1712 { |
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|
1713 error ("inferiorto: precedence already set for %s and %s", |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
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diff
changeset
|
1714 this_class_name.c_str (), class_name.c_str ()); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
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8212
diff
changeset
|
1715 break; |
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diff
changeset
|
1716 } |
7338 | 1717 } |
1718 else | |
8219
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changeset
|
1719 { |
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|
1720 error ("inferiorto: cannot give user-defined class lower precedence than built-in class"); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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diff
changeset
|
1721 break; |
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allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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8212
diff
changeset
|
1722 } |
7338 | 1723 } |
1724 else | |
8219
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allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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8212
diff
changeset
|
1725 { |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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8212
diff
changeset
|
1726 error ("inferiorto: expecting argument to be class name"); |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
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8212
diff
changeset
|
1727 break; |
f8a885ccd5b4
allow multiple args for inferiorto and superiorto
David Bateman <dbateman@free.fr>
parents:
8212
diff
changeset
|
1728 } |
7338 | 1729 } |
1730 } | |
1731 else | |
1732 error ("inferiorto: invalid call from outside class constructor"); | |
1733 | |
1734 return retval; | |
1735 } | |
1736 | |
1737 /* | |
1738 ;;; Local Variables: *** | |
1739 ;;; mode: C++ *** | |
1740 ;;; End: *** | |
1741 */ |