File: | libinterp/octave-value/ov.cc |
Location: | line 2332, column 15 |
Description: | Value stored to 't2' is never read |
1 | /* |
2 | |
3 | Copyright (C) 1996-2013 John W. Eaton |
4 | Copyright (C) 2009-2010 VZLU Prague |
5 | |
6 | This file is part of Octave. |
7 | |
8 | Octave is free software; you can redistribute it and/or modify it |
9 | under the terms of the GNU General Public License as published by the |
10 | Free Software Foundation; either version 3 of the License, or (at your |
11 | option) any later version. |
12 | |
13 | Octave is distributed in the hope that it will be useful, but WITHOUT |
14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
16 | for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with Octave; see the file COPYING. If not, see |
20 | <http://www.gnu.org/licenses/>. |
21 | |
22 | */ |
23 | |
24 | #ifdef HAVE_CONFIG_H1 |
25 | #include <config.h> |
26 | #endif |
27 | |
28 | #include "data-conv.h" |
29 | #include "quit.h" |
30 | #include "str-vec.h" |
31 | |
32 | #include "oct-obj.h" |
33 | #include "oct-stream.h" |
34 | #include "ov.h" |
35 | #include "ov-base.h" |
36 | #include "ov-bool.h" |
37 | #include "ov-bool-mat.h" |
38 | #include "ov-cell.h" |
39 | #include "ov-scalar.h" |
40 | #include "ov-float.h" |
41 | #include "ov-re-mat.h" |
42 | #include "ov-flt-re-mat.h" |
43 | #include "ov-re-diag.h" |
44 | #include "ov-flt-re-diag.h" |
45 | #include "ov-perm.h" |
46 | #include "ov-bool-sparse.h" |
47 | #include "ov-cx-sparse.h" |
48 | #include "ov-re-sparse.h" |
49 | #include "ov-int8.h" |
50 | #include "ov-int16.h" |
51 | #include "ov-int32.h" |
52 | #include "ov-int64.h" |
53 | #include "ov-uint8.h" |
54 | #include "ov-uint16.h" |
55 | #include "ov-uint32.h" |
56 | #include "ov-uint64.h" |
57 | #include "ov-complex.h" |
58 | #include "ov-flt-complex.h" |
59 | #include "ov-cx-mat.h" |
60 | #include "ov-flt-cx-mat.h" |
61 | #include "ov-cx-diag.h" |
62 | #include "ov-flt-cx-diag.h" |
63 | #include "ov-ch-mat.h" |
64 | #include "ov-str-mat.h" |
65 | #include "ov-range.h" |
66 | #include "ov-struct.h" |
67 | #include "ov-class.h" |
68 | #include "ov-oncleanup.h" |
69 | #include "ov-cs-list.h" |
70 | #include "ov-colon.h" |
71 | #include "ov-builtin.h" |
72 | #include "ov-dld-fcn.h" |
73 | #include "ov-usr-fcn.h" |
74 | #include "ov-fcn-handle.h" |
75 | #include "ov-fcn-inline.h" |
76 | #include "ov-typeinfo.h" |
77 | #include "ov-null-mat.h" |
78 | #include "ov-lazy-idx.h" |
79 | #ifdef HAVE_JAVA1 |
80 | #include "ov-java.h" |
81 | #endif |
82 | |
83 | #include "defun.h" |
84 | #include "error.h" |
85 | #include "gripes.h" |
86 | #include "pager.h" |
87 | #include "parse.h" |
88 | #include "pr-output.h" |
89 | #include "symtab.h" |
90 | #include "utils.h" |
91 | #include "variables.h" |
92 | |
93 | // We are likely to have a lot of octave_value objects to allocate, so |
94 | // make the grow_size large. |
95 | DEFINE_OCTAVE_ALLOCATOR2(octave_value, 1024); |
96 | |
97 | // FIXME |
98 | |
99 | // Octave's value type. |
100 | |
101 | std::string |
102 | octave_value::unary_op_as_string (unary_op op) |
103 | { |
104 | std::string retval; |
105 | |
106 | switch (op) |
107 | { |
108 | case op_not: |
109 | retval = "!"; |
110 | break; |
111 | |
112 | case op_uplus: |
113 | retval = "+"; |
114 | break; |
115 | |
116 | case op_uminus: |
117 | retval = "-"; |
118 | break; |
119 | |
120 | case op_transpose: |
121 | retval = ".'"; |
122 | break; |
123 | |
124 | case op_hermitian: |
125 | retval = "'"; |
126 | break; |
127 | |
128 | case op_incr: |
129 | retval = "++"; |
130 | break; |
131 | |
132 | case op_decr: |
133 | retval = "--"; |
134 | break; |
135 | |
136 | default: |
137 | retval = "<unknown>"; |
138 | } |
139 | |
140 | return retval; |
141 | } |
142 | |
143 | std::string |
144 | octave_value::unary_op_fcn_name (unary_op op) |
145 | { |
146 | std::string retval; |
147 | |
148 | switch (op) |
149 | { |
150 | case op_not: |
151 | retval = "not"; |
152 | break; |
153 | |
154 | case op_uplus: |
155 | retval = "uplus"; |
156 | break; |
157 | |
158 | case op_uminus: |
159 | retval = "uminus"; |
160 | break; |
161 | |
162 | case op_transpose: |
163 | retval = "transpose"; |
164 | break; |
165 | |
166 | case op_hermitian: |
167 | retval = "ctranspose"; |
168 | break; |
169 | |
170 | default: |
171 | break; |
172 | } |
173 | |
174 | return retval; |
175 | } |
176 | |
177 | std::string |
178 | octave_value::binary_op_as_string (binary_op op) |
179 | { |
180 | std::string retval; |
181 | |
182 | switch (op) |
183 | { |
184 | case op_add: |
185 | retval = "+"; |
186 | break; |
187 | |
188 | case op_sub: |
189 | retval = "-"; |
190 | break; |
191 | |
192 | case op_mul: |
193 | retval = "*"; |
194 | break; |
195 | |
196 | case op_div: |
197 | retval = "/"; |
198 | break; |
199 | |
200 | case op_pow: |
201 | retval = "^"; |
202 | break; |
203 | |
204 | case op_ldiv: |
205 | retval = "\\"; |
206 | break; |
207 | |
208 | case op_lshift: |
209 | retval = "<<"; |
210 | break; |
211 | |
212 | case op_rshift: |
213 | retval = ">>"; |
214 | break; |
215 | |
216 | case op_lt: |
217 | retval = "<"; |
218 | break; |
219 | |
220 | case op_le: |
221 | retval = "<="; |
222 | break; |
223 | |
224 | case op_eq: |
225 | retval = "=="; |
226 | break; |
227 | |
228 | case op_ge: |
229 | retval = ">="; |
230 | break; |
231 | |
232 | case op_gt: |
233 | retval = ">"; |
234 | break; |
235 | |
236 | case op_ne: |
237 | retval = "!="; |
238 | break; |
239 | |
240 | case op_el_mul: |
241 | retval = ".*"; |
242 | break; |
243 | |
244 | case op_el_div: |
245 | retval = "./"; |
246 | break; |
247 | |
248 | case op_el_pow: |
249 | retval = ".^"; |
250 | break; |
251 | |
252 | case op_el_ldiv: |
253 | retval = ".\\"; |
254 | break; |
255 | |
256 | case op_el_and: |
257 | retval = "&"; |
258 | break; |
259 | |
260 | case op_el_or: |
261 | retval = "|"; |
262 | break; |
263 | |
264 | case op_struct_ref: |
265 | retval = "."; |
266 | break; |
267 | |
268 | default: |
269 | retval = "<unknown>"; |
270 | } |
271 | |
272 | return retval; |
273 | } |
274 | |
275 | std::string |
276 | octave_value::binary_op_fcn_name (binary_op op) |
277 | { |
278 | std::string retval; |
279 | |
280 | switch (op) |
281 | { |
282 | case op_add: |
283 | retval = "plus"; |
284 | break; |
285 | |
286 | case op_sub: |
287 | retval = "minus"; |
288 | break; |
289 | |
290 | case op_mul: |
291 | retval = "mtimes"; |
292 | break; |
293 | |
294 | case op_div: |
295 | retval = "mrdivide"; |
296 | break; |
297 | |
298 | case op_pow: |
299 | retval = "mpower"; |
300 | break; |
301 | |
302 | case op_ldiv: |
303 | retval = "mldivide"; |
304 | break; |
305 | |
306 | case op_lt: |
307 | retval = "lt"; |
308 | break; |
309 | |
310 | case op_le: |
311 | retval = "le"; |
312 | break; |
313 | |
314 | case op_eq: |
315 | retval = "eq"; |
316 | break; |
317 | |
318 | case op_ge: |
319 | retval = "ge"; |
320 | break; |
321 | |
322 | case op_gt: |
323 | retval = "gt"; |
324 | break; |
325 | |
326 | case op_ne: |
327 | retval = "ne"; |
328 | break; |
329 | |
330 | case op_el_mul: |
331 | retval = "times"; |
332 | break; |
333 | |
334 | case op_el_div: |
335 | retval = "rdivide"; |
336 | break; |
337 | |
338 | case op_el_pow: |
339 | retval = "power"; |
340 | break; |
341 | |
342 | case op_el_ldiv: |
343 | retval = "ldivide"; |
344 | break; |
345 | |
346 | case op_el_and: |
347 | retval = "and"; |
348 | break; |
349 | |
350 | case op_el_or: |
351 | retval = "or"; |
352 | break; |
353 | |
354 | default: |
355 | break; |
356 | } |
357 | |
358 | return retval; |
359 | } |
360 | |
361 | std::string |
362 | octave_value::binary_op_fcn_name (compound_binary_op op) |
363 | { |
364 | std::string retval; |
365 | |
366 | switch (op) |
367 | { |
368 | case op_trans_mul: |
369 | retval = "transtimes"; |
370 | break; |
371 | |
372 | case op_mul_trans: |
373 | retval = "timestrans"; |
374 | break; |
375 | |
376 | case op_herm_mul: |
377 | retval = "hermtimes"; |
378 | break; |
379 | |
380 | case op_mul_herm: |
381 | retval = "timesherm"; |
382 | break; |
383 | |
384 | case op_trans_ldiv: |
385 | retval = "transldiv"; |
386 | break; |
387 | |
388 | case op_herm_ldiv: |
389 | retval = "hermldiv"; |
390 | break; |
391 | |
392 | case op_el_and_not: |
393 | retval = "andnot"; |
394 | break; |
395 | |
396 | case op_el_or_not: |
397 | retval = "ornot"; |
398 | break; |
399 | |
400 | case op_el_not_and: |
401 | retval = "notand"; |
402 | break; |
403 | |
404 | case op_el_not_or: |
405 | retval = "notor"; |
406 | break; |
407 | |
408 | default: |
409 | break; |
410 | } |
411 | |
412 | return retval; |
413 | } |
414 | |
415 | std::string |
416 | octave_value::assign_op_as_string (assign_op op) |
417 | { |
418 | std::string retval; |
419 | |
420 | switch (op) |
421 | { |
422 | case op_asn_eq: |
423 | retval = "="; |
424 | break; |
425 | |
426 | case op_add_eq: |
427 | retval = "+="; |
428 | break; |
429 | |
430 | case op_sub_eq: |
431 | retval = "-="; |
432 | break; |
433 | |
434 | case op_mul_eq: |
435 | retval = "*="; |
436 | break; |
437 | |
438 | case op_div_eq: |
439 | retval = "/="; |
440 | break; |
441 | |
442 | case op_ldiv_eq: |
443 | retval = "\\="; |
444 | break; |
445 | |
446 | case op_pow_eq: |
447 | retval = "^="; |
448 | break; |
449 | |
450 | case op_lshift_eq: |
451 | retval = "<<="; |
452 | break; |
453 | |
454 | case op_rshift_eq: |
455 | retval = ">>="; |
456 | break; |
457 | |
458 | case op_el_mul_eq: |
459 | retval = ".*="; |
460 | break; |
461 | |
462 | case op_el_div_eq: |
463 | retval = "./="; |
464 | break; |
465 | |
466 | case op_el_ldiv_eq: |
467 | retval = ".\\="; |
468 | break; |
469 | |
470 | case op_el_pow_eq: |
471 | retval = ".^="; |
472 | break; |
473 | |
474 | case op_el_and_eq: |
475 | retval = "&="; |
476 | break; |
477 | |
478 | case op_el_or_eq: |
479 | retval = "|="; |
480 | break; |
481 | |
482 | default: |
483 | retval = "<unknown>"; |
484 | } |
485 | |
486 | return retval; |
487 | } |
488 | |
489 | octave_value::binary_op |
490 | octave_value::assign_op_to_binary_op (assign_op op) |
491 | { |
492 | switch (op) |
493 | { |
494 | case op_add_eq: |
495 | return op_add; |
496 | case op_sub_eq: |
497 | return op_sub; |
498 | case op_mul_eq: |
499 | return op_mul; |
500 | case op_div_eq: |
501 | return op_div; |
502 | case op_ldiv_eq: |
503 | return op_ldiv; |
504 | case op_pow_eq: |
505 | return op_pow; |
506 | case op_lshift_eq: |
507 | return op_lshift; |
508 | case op_rshift_eq: |
509 | return op_rshift; |
510 | case op_el_mul_eq: |
511 | return op_el_mul; |
512 | case op_el_div_eq: |
513 | return op_el_div; |
514 | case op_el_ldiv_eq: |
515 | return op_el_ldiv; |
516 | case op_el_pow_eq: |
517 | return op_el_pow; |
518 | case op_el_and_eq: |
519 | return op_el_and; |
520 | case op_el_or_eq: |
521 | return op_el_or; |
522 | default: |
523 | return unknown_binary_op; |
524 | } |
525 | |
526 | } |
527 | |
528 | octave_value::assign_op |
529 | octave_value::binary_op_to_assign_op (binary_op op) |
530 | { |
531 | assign_op retval; |
532 | |
533 | switch (op) |
534 | { |
535 | case op_add: |
536 | retval = op_add_eq; |
537 | break; |
538 | case op_sub: |
539 | retval = op_sub_eq; |
540 | break; |
541 | case op_mul: |
542 | retval = op_mul_eq; |
543 | break; |
544 | case op_div: |
545 | retval = op_div_eq; |
546 | break; |
547 | case op_el_mul: |
548 | retval = op_el_mul_eq; |
549 | break; |
550 | case op_el_div: |
551 | retval = op_el_div_eq; |
552 | break; |
553 | case op_el_and: |
554 | retval = op_el_and_eq; |
555 | break; |
556 | case op_el_or: |
557 | retval = op_el_or_eq; |
558 | break; |
559 | default: |
560 | retval = unknown_assign_op; |
561 | } |
562 | |
563 | return retval; |
564 | } |
565 | |
566 | octave_value::octave_value (short int i) |
567 | : rep (new octave_scalar (i)) |
568 | { |
569 | } |
570 | |
571 | octave_value::octave_value (unsigned short int i) |
572 | : rep (new octave_scalar (i)) |
573 | { |
574 | } |
575 | |
576 | octave_value::octave_value (int i) |
577 | : rep (new octave_scalar (i)) |
578 | { |
579 | } |
580 | |
581 | octave_value::octave_value (unsigned int i) |
582 | : rep (new octave_scalar (i)) |
583 | { |
584 | } |
585 | |
586 | octave_value::octave_value (long int i) |
587 | : rep (new octave_scalar (i)) |
588 | { |
589 | } |
590 | |
591 | octave_value::octave_value (unsigned long int i) |
592 | : rep (new octave_scalar (i)) |
593 | { |
594 | } |
595 | |
596 | #if defined (HAVE_LONG_LONG_INT1) |
597 | octave_value::octave_value (long long int i) |
598 | : rep (new octave_scalar (i)) |
599 | { |
600 | } |
601 | #endif |
602 | |
603 | #if defined (HAVE_UNSIGNED_LONG_LONG_INT1) |
604 | octave_value::octave_value (unsigned long long int i) |
605 | : rep (new octave_scalar (i)) |
606 | { |
607 | } |
608 | #endif |
609 | |
610 | octave_value::octave_value (octave_time t) |
611 | : rep (new octave_scalar (t.double_value ())) |
612 | { |
613 | } |
614 | |
615 | octave_value::octave_value (double d) |
616 | : rep (new octave_scalar (d)) |
617 | { |
618 | } |
619 | |
620 | octave_value::octave_value (float d) |
621 | : rep (new octave_float_scalar (d)) |
622 | { |
623 | } |
624 | |
625 | octave_value::octave_value (const Cell& c, bool is_csl) |
626 | : rep (is_csl |
627 | ? dynamic_cast<octave_base_value *> (new octave_cs_list (c)) |
628 | : dynamic_cast<octave_base_value *> (new octave_cell (c))) |
629 | { |
630 | } |
631 | |
632 | octave_value::octave_value (const Array<octave_value>& a, bool is_csl) |
633 | : rep (is_csl |
634 | ? dynamic_cast<octave_base_value *> (new octave_cs_list (Cell (a))) |
635 | : dynamic_cast<octave_base_value *> (new octave_cell (Cell (a)))) |
636 | { |
637 | } |
638 | |
639 | octave_value::octave_value (const Matrix& m, const MatrixType& t) |
640 | : rep (new octave_matrix (m, t)) |
641 | { |
642 | maybe_mutate (); |
643 | } |
644 | |
645 | octave_value::octave_value (const FloatMatrix& m, const MatrixType& t) |
646 | : rep (new octave_float_matrix (m, t)) |
647 | { |
648 | maybe_mutate (); |
649 | } |
650 | |
651 | octave_value::octave_value (const NDArray& a) |
652 | : rep (new octave_matrix (a)) |
653 | { |
654 | maybe_mutate (); |
655 | } |
656 | |
657 | octave_value::octave_value (const FloatNDArray& a) |
658 | : rep (new octave_float_matrix (a)) |
659 | { |
660 | maybe_mutate (); |
661 | } |
662 | |
663 | octave_value::octave_value (const Array<double>& a) |
664 | : rep (new octave_matrix (a)) |
665 | { |
666 | maybe_mutate (); |
667 | } |
668 | |
669 | octave_value::octave_value (const Array<float>& a) |
670 | : rep (new octave_float_matrix (a)) |
671 | { |
672 | maybe_mutate (); |
673 | } |
674 | |
675 | octave_value::octave_value (const DiagArray2<double>& d) |
676 | : rep (new octave_diag_matrix (d)) |
677 | { |
678 | maybe_mutate (); |
679 | } |
680 | |
681 | octave_value::octave_value (const DiagArray2<float>& d) |
682 | : rep (new octave_float_diag_matrix (d)) |
683 | { |
684 | maybe_mutate (); |
685 | } |
686 | |
687 | octave_value::octave_value (const DiagArray2<Complex>& d) |
688 | : rep (new octave_complex_diag_matrix (d)) |
689 | { |
690 | maybe_mutate (); |
691 | } |
692 | |
693 | octave_value::octave_value (const DiagArray2<FloatComplex>& d) |
694 | : rep (new octave_float_complex_diag_matrix (d)) |
695 | { |
696 | maybe_mutate (); |
697 | } |
698 | |
699 | octave_value::octave_value (const DiagMatrix& d) |
700 | : rep (new octave_diag_matrix (d)) |
701 | { |
702 | maybe_mutate (); |
703 | } |
704 | |
705 | octave_value::octave_value (const FloatDiagMatrix& d) |
706 | : rep (new octave_float_diag_matrix (d)) |
707 | { |
708 | maybe_mutate (); |
709 | } |
710 | |
711 | octave_value::octave_value (const RowVector& v) |
712 | : rep (new octave_matrix (v)) |
713 | { |
714 | maybe_mutate (); |
715 | } |
716 | |
717 | octave_value::octave_value (const FloatRowVector& v) |
718 | : rep (new octave_float_matrix (v)) |
719 | { |
720 | maybe_mutate (); |
721 | } |
722 | |
723 | octave_value::octave_value (const ColumnVector& v) |
724 | : rep (new octave_matrix (v)) |
725 | { |
726 | maybe_mutate (); |
727 | } |
728 | |
729 | octave_value::octave_value (const FloatColumnVector& v) |
730 | : rep (new octave_float_matrix (v)) |
731 | { |
732 | maybe_mutate (); |
733 | } |
734 | |
735 | octave_value::octave_value (const Complex& C) |
736 | : rep (new octave_complex (C)) |
737 | { |
738 | maybe_mutate (); |
739 | } |
740 | |
741 | octave_value::octave_value (const FloatComplex& C) |
742 | : rep (new octave_float_complex (C)) |
743 | { |
744 | maybe_mutate (); |
745 | } |
746 | |
747 | octave_value::octave_value (const ComplexMatrix& m, const MatrixType& t) |
748 | : rep (new octave_complex_matrix (m, t)) |
749 | { |
750 | maybe_mutate (); |
751 | } |
752 | |
753 | octave_value::octave_value (const FloatComplexMatrix& m, const MatrixType& t) |
754 | : rep (new octave_float_complex_matrix (m, t)) |
755 | { |
756 | maybe_mutate (); |
757 | } |
758 | |
759 | octave_value::octave_value (const ComplexNDArray& a) |
760 | : rep (new octave_complex_matrix (a)) |
761 | { |
762 | maybe_mutate (); |
763 | } |
764 | |
765 | octave_value::octave_value (const FloatComplexNDArray& a) |
766 | : rep (new octave_float_complex_matrix (a)) |
767 | { |
768 | maybe_mutate (); |
769 | } |
770 | |
771 | octave_value::octave_value (const Array<Complex>& a) |
772 | : rep (new octave_complex_matrix (a)) |
773 | { |
774 | maybe_mutate (); |
775 | } |
776 | |
777 | octave_value::octave_value (const Array<FloatComplex>& a) |
778 | : rep (new octave_float_complex_matrix (a)) |
779 | { |
780 | maybe_mutate (); |
781 | } |
782 | |
783 | octave_value::octave_value (const ComplexDiagMatrix& d) |
784 | : rep (new octave_complex_diag_matrix (d)) |
785 | { |
786 | maybe_mutate (); |
787 | } |
788 | |
789 | octave_value::octave_value (const FloatComplexDiagMatrix& d) |
790 | : rep (new octave_float_complex_diag_matrix (d)) |
791 | { |
792 | maybe_mutate (); |
793 | } |
794 | |
795 | octave_value::octave_value (const ComplexRowVector& v) |
796 | : rep (new octave_complex_matrix (v)) |
797 | { |
798 | maybe_mutate (); |
799 | } |
800 | |
801 | octave_value::octave_value (const FloatComplexRowVector& v) |
802 | : rep (new octave_float_complex_matrix (v)) |
803 | { |
804 | maybe_mutate (); |
805 | } |
806 | |
807 | octave_value::octave_value (const ComplexColumnVector& v) |
808 | : rep (new octave_complex_matrix (v)) |
809 | { |
810 | maybe_mutate (); |
811 | } |
812 | |
813 | octave_value::octave_value (const FloatComplexColumnVector& v) |
814 | : rep (new octave_float_complex_matrix (v)) |
815 | { |
816 | maybe_mutate (); |
817 | } |
818 | |
819 | octave_value::octave_value (const PermMatrix& p) |
820 | : rep (new octave_perm_matrix (p)) |
821 | { |
822 | maybe_mutate (); |
823 | } |
824 | |
825 | octave_value::octave_value (bool b) |
826 | : rep (new octave_bool (b)) |
827 | { |
828 | } |
829 | |
830 | octave_value::octave_value (const boolMatrix& bm, const MatrixType& t) |
831 | : rep (new octave_bool_matrix (bm, t)) |
832 | { |
833 | maybe_mutate (); |
834 | } |
835 | |
836 | octave_value::octave_value (const boolNDArray& bnda) |
837 | : rep (new octave_bool_matrix (bnda)) |
838 | { |
839 | maybe_mutate (); |
840 | } |
841 | |
842 | octave_value::octave_value (const Array<bool>& bnda) |
843 | : rep (new octave_bool_matrix (bnda)) |
844 | { |
845 | maybe_mutate (); |
846 | } |
847 | |
848 | octave_value::octave_value (char c, char type) |
849 | : rep (type == '"' |
850 | ? new octave_char_matrix_dq_str (c) |
851 | : new octave_char_matrix_sq_str (c)) |
852 | { |
853 | maybe_mutate (); |
854 | } |
855 | |
856 | octave_value::octave_value (const char *s, char type) |
857 | : rep (type == '"' |
858 | ? new octave_char_matrix_dq_str (s) |
859 | : new octave_char_matrix_sq_str (s)) |
860 | { |
861 | maybe_mutate (); |
862 | } |
863 | |
864 | octave_value::octave_value (const std::string& s, char type) |
865 | : rep (type == '"' |
866 | ? new octave_char_matrix_dq_str (s) |
867 | : new octave_char_matrix_sq_str (s)) |
868 | { |
869 | maybe_mutate (); |
870 | } |
871 | |
872 | octave_value::octave_value (const string_vector& s, char type) |
873 | : rep (type == '"' |
874 | ? new octave_char_matrix_dq_str (s) |
875 | : new octave_char_matrix_sq_str (s)) |
876 | { |
877 | maybe_mutate (); |
878 | } |
879 | |
880 | octave_value::octave_value (const charMatrix& chm, char type) |
881 | : rep (type == '"' |
882 | ? new octave_char_matrix_dq_str (chm) |
883 | : new octave_char_matrix_sq_str (chm)) |
884 | { |
885 | maybe_mutate (); |
886 | } |
887 | |
888 | octave_value::octave_value (const charNDArray& chm, char type) |
889 | : rep (type == '"' |
890 | ? new octave_char_matrix_dq_str (chm) |
891 | : new octave_char_matrix_sq_str (chm)) |
892 | { |
893 | maybe_mutate (); |
894 | } |
895 | |
896 | octave_value::octave_value (const Array<char>& chm, char type) |
897 | : rep (type == '"' |
898 | ? new octave_char_matrix_dq_str (chm) |
899 | : new octave_char_matrix_sq_str (chm)) |
900 | { |
901 | maybe_mutate (); |
902 | } |
903 | |
904 | octave_value::octave_value (const charMatrix& chm, bool, char type) |
905 | : rep (type == '"' |
906 | ? new octave_char_matrix_dq_str (chm) |
907 | : new octave_char_matrix_sq_str (chm)) |
908 | { |
909 | maybe_mutate (); |
910 | } |
911 | |
912 | octave_value::octave_value (const charNDArray& chm, bool, char type) |
913 | : rep (type == '"' |
914 | ? new octave_char_matrix_dq_str (chm) |
915 | : new octave_char_matrix_sq_str (chm)) |
916 | { |
917 | maybe_mutate (); |
918 | } |
919 | |
920 | octave_value::octave_value (const Array<char>& chm, bool, char type) |
921 | : rep (type == '"' |
922 | ? new octave_char_matrix_dq_str (chm) |
923 | : new octave_char_matrix_sq_str (chm)) |
924 | { |
925 | maybe_mutate (); |
926 | } |
927 | |
928 | octave_value::octave_value (const SparseMatrix& m, const MatrixType &t) |
929 | : rep (new octave_sparse_matrix (m, t)) |
930 | { |
931 | maybe_mutate (); |
932 | } |
933 | |
934 | octave_value::octave_value (const Sparse<double>& m, const MatrixType &t) |
935 | : rep (new octave_sparse_matrix (m, t)) |
936 | { |
937 | maybe_mutate (); |
938 | } |
939 | |
940 | octave_value::octave_value (const SparseComplexMatrix& m, const MatrixType &t) |
941 | : rep (new octave_sparse_complex_matrix (m, t)) |
942 | { |
943 | maybe_mutate (); |
944 | } |
945 | |
946 | octave_value::octave_value (const Sparse<Complex>& m, const MatrixType &t) |
947 | : rep (new octave_sparse_complex_matrix (m, t)) |
948 | { |
949 | maybe_mutate (); |
950 | } |
951 | |
952 | octave_value::octave_value (const SparseBoolMatrix& bm, const MatrixType &t) |
953 | : rep (new octave_sparse_bool_matrix (bm, t)) |
954 | { |
955 | maybe_mutate (); |
956 | } |
957 | |
958 | octave_value::octave_value (const Sparse<bool>& bm, const MatrixType &t) |
959 | : rep (new octave_sparse_bool_matrix (bm, t)) |
960 | { |
961 | maybe_mutate (); |
962 | } |
963 | |
964 | octave_value::octave_value (const octave_int8& i) |
965 | : rep (new octave_int8_scalar (i)) |
966 | { |
967 | maybe_mutate (); |
968 | } |
969 | |
970 | octave_value::octave_value (const octave_uint8& i) |
971 | : rep (new octave_uint8_scalar (i)) |
972 | { |
973 | maybe_mutate (); |
974 | } |
975 | |
976 | octave_value::octave_value (const octave_int16& i) |
977 | : rep (new octave_int16_scalar (i)) |
978 | { |
979 | maybe_mutate (); |
980 | } |
981 | |
982 | octave_value::octave_value (const octave_uint16& i) |
983 | : rep (new octave_uint16_scalar (i)) |
984 | { |
985 | maybe_mutate (); |
986 | } |
987 | |
988 | octave_value::octave_value (const octave_int32& i) |
989 | : rep (new octave_int32_scalar (i)) |
990 | { |
991 | maybe_mutate (); |
992 | } |
993 | |
994 | octave_value::octave_value (const octave_uint32& i) |
995 | : rep (new octave_uint32_scalar (i)) |
996 | { |
997 | maybe_mutate (); |
998 | } |
999 | |
1000 | octave_value::octave_value (const octave_int64& i) |
1001 | : rep (new octave_int64_scalar (i)) |
1002 | { |
1003 | maybe_mutate (); |
1004 | } |
1005 | |
1006 | octave_value::octave_value (const octave_uint64& i) |
1007 | : rep (new octave_uint64_scalar (i)) |
1008 | { |
1009 | maybe_mutate (); |
1010 | } |
1011 | |
1012 | octave_value::octave_value (const int8NDArray& inda) |
1013 | : rep (new octave_int8_matrix (inda)) |
1014 | { |
1015 | maybe_mutate (); |
1016 | } |
1017 | |
1018 | octave_value::octave_value (const Array<octave_int8>& inda) |
1019 | : rep (new octave_int8_matrix (inda)) |
1020 | { |
1021 | maybe_mutate (); |
1022 | } |
1023 | |
1024 | octave_value::octave_value (const uint8NDArray& inda) |
1025 | : rep (new octave_uint8_matrix (inda)) |
1026 | { |
1027 | maybe_mutate (); |
1028 | } |
1029 | |
1030 | octave_value::octave_value (const Array<octave_uint8>& inda) |
1031 | : rep (new octave_uint8_matrix (inda)) |
1032 | { |
1033 | maybe_mutate (); |
1034 | } |
1035 | |
1036 | octave_value::octave_value (const int16NDArray& inda) |
1037 | : rep (new octave_int16_matrix (inda)) |
1038 | { |
1039 | maybe_mutate (); |
1040 | } |
1041 | |
1042 | octave_value::octave_value (const Array<octave_int16>& inda) |
1043 | : rep (new octave_int16_matrix (inda)) |
1044 | { |
1045 | maybe_mutate (); |
1046 | } |
1047 | |
1048 | octave_value::octave_value (const uint16NDArray& inda) |
1049 | : rep (new octave_uint16_matrix (inda)) |
1050 | { |
1051 | maybe_mutate (); |
1052 | } |
1053 | |
1054 | octave_value::octave_value (const Array<octave_uint16>& inda) |
1055 | : rep (new octave_uint16_matrix (inda)) |
1056 | { |
1057 | maybe_mutate (); |
1058 | } |
1059 | |
1060 | octave_value::octave_value (const int32NDArray& inda) |
1061 | : rep (new octave_int32_matrix (inda)) |
1062 | { |
1063 | maybe_mutate (); |
1064 | } |
1065 | |
1066 | octave_value::octave_value (const Array<octave_int32>& inda) |
1067 | : rep (new octave_int32_matrix (inda)) |
1068 | { |
1069 | maybe_mutate (); |
1070 | } |
1071 | |
1072 | octave_value::octave_value (const uint32NDArray& inda) |
1073 | : rep (new octave_uint32_matrix (inda)) |
1074 | { |
1075 | maybe_mutate (); |
1076 | } |
1077 | |
1078 | octave_value::octave_value (const Array<octave_uint32>& inda) |
1079 | : rep (new octave_uint32_matrix (inda)) |
1080 | { |
1081 | maybe_mutate (); |
1082 | } |
1083 | |
1084 | octave_value::octave_value (const int64NDArray& inda) |
1085 | : rep (new octave_int64_matrix (inda)) |
1086 | { |
1087 | maybe_mutate (); |
1088 | } |
1089 | |
1090 | octave_value::octave_value (const Array<octave_int64>& inda) |
1091 | : rep (new octave_int64_matrix (inda)) |
1092 | { |
1093 | maybe_mutate (); |
1094 | } |
1095 | |
1096 | octave_value::octave_value (const uint64NDArray& inda) |
1097 | : rep (new octave_uint64_matrix (inda)) |
1098 | { |
1099 | maybe_mutate (); |
1100 | } |
1101 | |
1102 | octave_value::octave_value (const Array<octave_uint64>& inda) |
1103 | : rep (new octave_uint64_matrix (inda)) |
1104 | { |
1105 | maybe_mutate (); |
1106 | } |
1107 | |
1108 | octave_value::octave_value (const Array<octave_idx_type>& inda, bool zero_based, |
1109 | bool cache_index) |
1110 | : rep (new octave_matrix (inda, zero_based, cache_index)) |
1111 | { |
1112 | maybe_mutate (); |
1113 | } |
1114 | |
1115 | octave_value::octave_value (const idx_vector& idx, bool lazy) |
1116 | : rep () |
1117 | { |
1118 | double scalar; |
1119 | Range range; |
1120 | NDArray array; |
1121 | boolNDArray mask; |
1122 | idx_vector::idx_class_type idx_class; |
1123 | |
1124 | if (lazy) |
1125 | { |
1126 | // Only make lazy indices out of ranges and index vectors. |
1127 | switch (idx.idx_class ()) |
1128 | { |
1129 | case idx_vector::class_range: |
1130 | case idx_vector::class_vector: |
1131 | rep = new octave_lazy_index (idx); |
1132 | maybe_mutate (); |
1133 | return; |
1134 | default: |
1135 | break; |
1136 | } |
1137 | } |
1138 | |
1139 | idx.unconvert (idx_class, scalar, range, array, mask); |
1140 | |
1141 | switch (idx_class) |
1142 | { |
1143 | case idx_vector::class_colon: |
1144 | rep = new octave_magic_colon (); |
1145 | break; |
1146 | case idx_vector::class_range: |
1147 | rep = new octave_range (range, idx); |
1148 | break; |
1149 | case idx_vector::class_scalar: |
1150 | rep = new octave_scalar (scalar); |
1151 | break; |
1152 | case idx_vector::class_vector: |
1153 | rep = new octave_matrix (array, idx); |
1154 | break; |
1155 | case idx_vector::class_mask: |
1156 | rep = new octave_bool_matrix (mask, idx); |
1157 | break; |
1158 | default: |
1159 | assert (false)((false) ? static_cast<void> (0) : __assert_fail ("false" , "octave-value/ov.cc", 1159, __PRETTY_FUNCTION__)); |
1160 | break; |
1161 | } |
1162 | |
1163 | // FIXME: needed? |
1164 | maybe_mutate (); |
1165 | } |
1166 | |
1167 | octave_value::octave_value (const Array<std::string>& cellstr) |
1168 | : rep (new octave_cell (cellstr)) |
1169 | { |
1170 | maybe_mutate (); |
1171 | } |
1172 | |
1173 | octave_value::octave_value (double base, double limit, double inc) |
1174 | : rep (new octave_range (base, limit, inc)) |
1175 | { |
1176 | maybe_mutate (); |
1177 | } |
1178 | |
1179 | octave_value::octave_value (const Range& r) |
1180 | : rep (new octave_range (r)) |
1181 | { |
1182 | maybe_mutate (); |
1183 | } |
1184 | |
1185 | octave_value::octave_value (const octave_map& m) |
1186 | : rep (new octave_struct (m)) |
1187 | { |
1188 | maybe_mutate (); |
1189 | } |
1190 | |
1191 | octave_value::octave_value (const octave_scalar_map& m) |
1192 | : rep (new octave_scalar_struct (m)) |
1193 | { |
1194 | } |
1195 | |
1196 | octave_value::octave_value (const Octave_map& m) |
1197 | : rep (new octave_struct (m)) |
1198 | { |
1199 | maybe_mutate (); |
1200 | } |
1201 | |
1202 | octave_value::octave_value (const Octave_map& m, const std::string& id, |
1203 | const std::list<std::string>& plist) |
1204 | : rep (new octave_class (m, id, plist)) |
1205 | { |
1206 | } |
1207 | |
1208 | octave_value::octave_value (const octave_value_list& l, bool) |
1209 | : rep (new octave_cs_list (l)) |
1210 | { |
1211 | } |
1212 | |
1213 | octave_value::octave_value (octave_value::magic_colon) |
1214 | : rep (new octave_magic_colon ()) |
1215 | { |
1216 | } |
1217 | |
1218 | octave_value::octave_value (octave_base_value *new_rep, bool borrow) |
1219 | : rep (new_rep) |
1220 | { |
1221 | if (borrow) |
1222 | rep->count++; |
1223 | } |
1224 | |
1225 | octave_value::octave_value (octave_base_value *new_rep, int xcount) |
1226 | : rep (new_rep) |
1227 | { |
1228 | rep->count = xcount; |
1229 | } |
1230 | |
1231 | octave_base_value * |
1232 | octave_value::clone (void) const |
1233 | { |
1234 | return rep->clone (); |
1235 | } |
1236 | |
1237 | void |
1238 | octave_value::maybe_mutate (void) |
1239 | { |
1240 | octave_base_value *tmp = rep->try_narrowing_conversion (); |
1241 | |
1242 | if (tmp && tmp != rep) |
1243 | { |
1244 | if (--rep->count == 0) |
1245 | delete rep; |
1246 | |
1247 | rep = tmp; |
1248 | } |
1249 | } |
1250 | |
1251 | octave_value |
1252 | octave_value::single_subsref (const std::string& type, |
1253 | const octave_value_list& idx) |
1254 | { |
1255 | std::list<octave_value_list> i; |
1256 | |
1257 | i.push_back (idx); |
1258 | |
1259 | return rep->subsref (type, i); |
1260 | } |
1261 | |
1262 | octave_value_list |
1263 | octave_value::subsref (const std::string& type, |
1264 | const std::list<octave_value_list>& idx, int nargout) |
1265 | { |
1266 | if (nargout == 1) |
1267 | return rep->subsref (type, idx); |
1268 | else |
1269 | return rep->subsref (type, idx, nargout); |
1270 | } |
1271 | |
1272 | octave_value_list |
1273 | octave_value::subsref (const std::string& type, |
1274 | const std::list<octave_value_list>& idx, int nargout, |
1275 | const std::list<octave_lvalue> *lvalue_list) |
1276 | { |
1277 | if (lvalue_list) |
1278 | return rep->subsref (type, idx, nargout, lvalue_list); |
1279 | else |
1280 | return subsref (type, idx, nargout); |
1281 | } |
1282 | |
1283 | octave_value |
1284 | octave_value::next_subsref (const std::string& type, |
1285 | const std::list<octave_value_list>& idx, |
1286 | size_t skip) |
1287 | { |
1288 | if (! error_state && idx.size () > skip) |
1289 | { |
1290 | std::list<octave_value_list> new_idx (idx); |
1291 | for (size_t i = 0; i < skip; i++) |
1292 | new_idx.erase (new_idx.begin ()); |
1293 | return subsref (type.substr (skip), new_idx); |
1294 | } |
1295 | else |
1296 | return *this; |
1297 | } |
1298 | |
1299 | octave_value_list |
1300 | octave_value::next_subsref (int nargout, const std::string& type, |
1301 | const std::list<octave_value_list>& idx, |
1302 | size_t skip) |
1303 | { |
1304 | if (! error_state && idx.size () > skip) |
1305 | { |
1306 | std::list<octave_value_list> new_idx (idx); |
1307 | for (size_t i = 0; i < skip; i++) |
1308 | new_idx.erase (new_idx.begin ()); |
1309 | return subsref (type.substr (skip), new_idx, nargout); |
1310 | } |
1311 | else |
1312 | return *this; |
1313 | } |
1314 | |
1315 | octave_value_list |
1316 | octave_value::next_subsref (int nargout, const std::string& type, |
1317 | const std::list<octave_value_list>& idx, |
1318 | const std::list<octave_lvalue> *lvalue_list, |
1319 | size_t skip) |
1320 | { |
1321 | if (! error_state && idx.size () > skip) |
1322 | { |
1323 | std::list<octave_value_list> new_idx (idx); |
1324 | for (size_t i = 0; i < skip; i++) |
1325 | new_idx.erase (new_idx.begin ()); |
1326 | return subsref (type.substr (skip), new_idx, nargout, lvalue_list); |
1327 | } |
1328 | else |
1329 | return *this; |
1330 | } |
1331 | |
1332 | octave_value |
1333 | octave_value::next_subsref (bool auto_add, const std::string& type, |
1334 | const std::list<octave_value_list>& idx, |
1335 | size_t skip) |
1336 | { |
1337 | if (! error_state && idx.size () > skip) |
1338 | { |
1339 | std::list<octave_value_list> new_idx (idx); |
1340 | for (size_t i = 0; i < skip; i++) |
1341 | new_idx.erase (new_idx.begin ()); |
1342 | return subsref (type.substr (skip), new_idx, auto_add); |
1343 | } |
1344 | else |
1345 | return *this; |
1346 | } |
1347 | |
1348 | octave_value_list |
1349 | octave_value::do_multi_index_op (int nargout, const octave_value_list& idx) |
1350 | { |
1351 | return rep->do_multi_index_op (nargout, idx); |
1352 | } |
1353 | |
1354 | octave_value_list |
1355 | octave_value::do_multi_index_op (int nargout, const octave_value_list& idx, |
1356 | const std::list<octave_lvalue> *lvalue_list) |
1357 | { |
1358 | return rep->do_multi_index_op (nargout, idx, lvalue_list); |
1359 | } |
1360 | |
1361 | #if 0 |
1362 | static void |
1363 | gripe_assign_failed (const std::string& on, const std::string& tn1, |
1364 | const std::string& tn2) |
1365 | { |
1366 | error ("assignment failed for '%s %s %s'", |
1367 | tn1.c_str (), on.c_str (), tn2.c_str ()); |
1368 | } |
1369 | #endif |
1370 | |
1371 | static void |
1372 | gripe_assign_failed_or_no_method (const std::string& on, |
1373 | const std::string& tn1, |
1374 | const std::string& tn2) |
1375 | { |
1376 | error ("assignment failed, or no method for '%s %s %s'", |
1377 | tn1.c_str (), on.c_str (), tn2.c_str ()); |
1378 | } |
1379 | |
1380 | octave_value |
1381 | octave_value::subsasgn (const std::string& type, |
1382 | const std::list<octave_value_list>& idx, |
1383 | const octave_value& rhs) |
1384 | { |
1385 | return rep->subsasgn (type, idx, rhs); |
1386 | } |
1387 | |
1388 | octave_value |
1389 | octave_value::undef_subsasgn (const std::string& type, |
1390 | const std::list<octave_value_list>& idx, |
1391 | const octave_value& rhs) |
1392 | { |
1393 | return rep->undef_subsasgn (type, idx, rhs); |
1394 | } |
1395 | |
1396 | octave_value& |
1397 | octave_value::assign (assign_op op, const std::string& type, |
1398 | const std::list<octave_value_list>& idx, |
1399 | const octave_value& rhs) |
1400 | { |
1401 | octave_value retval; |
1402 | |
1403 | make_unique (); |
1404 | |
1405 | octave_value t_rhs = rhs; |
1406 | |
1407 | if (op != op_asn_eq) |
1408 | { |
1409 | if (is_defined ()) |
1410 | { |
1411 | octave_value t = subsref (type, idx); |
1412 | |
1413 | if (! error_state) |
1414 | { |
1415 | binary_op binop = op_eq_to_binary_op (op); |
1416 | |
1417 | if (! error_state) |
1418 | t_rhs = do_binary_op (binop, t, rhs); |
1419 | } |
1420 | } |
1421 | else |
1422 | error ("in computed assignment A(index) OP= X, A must be defined first"); |
1423 | } |
1424 | |
1425 | if (! error_state) |
1426 | { |
1427 | octave_value tmp = subsasgn (type, idx, t_rhs); |
1428 | |
1429 | if (error_state) |
1430 | gripe_assign_failed_or_no_method (assign_op_as_string (op_asn_eq), |
1431 | type_name (), rhs.type_name ()); |
1432 | else |
1433 | *this = tmp; |
1434 | } |
1435 | |
1436 | return *this; |
1437 | } |
1438 | |
1439 | octave_value& |
1440 | octave_value::assign (assign_op op, const octave_value& rhs) |
1441 | { |
1442 | if (op == op_asn_eq) |
1443 | // Regularize a null matrix if stored into a variable. |
1444 | operator = (rhs.storable_value ()); |
1445 | else if (is_defined ()) |
1446 | { |
1447 | octave_value_typeinfo::assign_op_fcn f = 0; |
1448 | |
1449 | // Only attempt to operate in-place if this variable is unshared. |
1450 | if (rep->count == 1) |
1451 | { |
1452 | int tthis = this->type_id (); |
1453 | int trhs = rhs.type_id (); |
1454 | |
1455 | f = octave_value_typeinfo::lookup_assign_op (op, tthis, trhs); |
1456 | } |
1457 | |
1458 | if (f) |
1459 | { |
1460 | try |
1461 | { |
1462 | f (*rep, octave_value_list (), *rhs.rep); |
1463 | // Usually unnecessary, but may be needed (complex arrays). |
1464 | maybe_mutate (); |
1465 | } |
1466 | catch (octave_execution_exception) |
1467 | { |
1468 | gripe_library_execution_error (); |
1469 | } |
1470 | } |
1471 | else |
1472 | { |
1473 | |
1474 | binary_op binop = op_eq_to_binary_op (op); |
1475 | |
1476 | if (! error_state) |
1477 | { |
1478 | octave_value t = do_binary_op (binop, *this, rhs); |
1479 | |
1480 | if (! error_state) |
1481 | operator = (t); |
1482 | } |
1483 | } |
1484 | } |
1485 | else |
1486 | error ("in computed assignment A OP= X, A must be defined first"); |
1487 | |
1488 | return *this; |
1489 | } |
1490 | |
1491 | octave_idx_type |
1492 | octave_value::length (void) const |
1493 | { |
1494 | octave_idx_type retval = 0; |
1495 | |
1496 | const dim_vector dv = dims (); |
1497 | |
1498 | for (int i = 0; i < dv.length (); i++) |
1499 | { |
1500 | if (dv(i) == 0) |
1501 | { |
1502 | retval = 0; |
1503 | break; |
1504 | } |
1505 | |
1506 | if (dv(i) > retval) |
1507 | retval = dv(i); |
1508 | } |
1509 | |
1510 | return retval; |
1511 | } |
1512 | |
1513 | bool |
1514 | octave_value::is_equal (const octave_value& test) const |
1515 | { |
1516 | bool retval = false; |
1517 | |
1518 | // If there is no op_eq for these types, we can't compare values. |
1519 | |
1520 | if (rows () == test.rows () && columns () == test.columns ()) |
1521 | { |
1522 | octave_value tmp = do_binary_op (octave_value::op_eq, *this, test); |
1523 | |
1524 | // Empty array also means a match. |
1525 | if (! error_state && tmp.is_defined ()) |
1526 | retval = tmp.is_true () || tmp.is_empty (); |
1527 | } |
1528 | |
1529 | return retval; |
1530 | } |
1531 | |
1532 | Cell |
1533 | octave_value::cell_value (void) const |
1534 | { |
1535 | return rep->cell_value (); |
1536 | } |
1537 | |
1538 | // Define the idx_type_value function here instead of in ov.h to avoid |
1539 | // needing definitions for the SIZEOF_X macros in ov.h. |
1540 | |
1541 | octave_idx_type |
1542 | octave_value::idx_type_value (bool req_int, bool frc_str_conv) const |
1543 | { |
1544 | #if defined (USE_64_BIT_IDX_T) |
1545 | return int64_value (req_int, frc_str_conv); |
1546 | #else |
1547 | return int_value (req_int, frc_str_conv); |
1548 | #endif |
1549 | } |
1550 | |
1551 | octave_map |
1552 | octave_value::map_value (void) const |
1553 | { |
1554 | return rep->map_value (); |
1555 | } |
1556 | |
1557 | octave_scalar_map |
1558 | octave_value::scalar_map_value (void) const |
1559 | { |
1560 | return rep->scalar_map_value (); |
1561 | } |
1562 | |
1563 | octave_function * |
1564 | octave_value::function_value (bool silent) const |
1565 | { |
1566 | return rep->function_value (silent); |
1567 | } |
1568 | |
1569 | octave_user_function * |
1570 | octave_value::user_function_value (bool silent) const |
1571 | { |
1572 | return rep->user_function_value (silent); |
1573 | } |
1574 | |
1575 | octave_user_script * |
1576 | octave_value::user_script_value (bool silent) const |
1577 | { |
1578 | return rep->user_script_value (silent); |
1579 | } |
1580 | |
1581 | octave_user_code * |
1582 | octave_value::user_code_value (bool silent) const |
1583 | { |
1584 | return rep->user_code_value (silent); |
1585 | } |
1586 | |
1587 | octave_fcn_handle * |
1588 | octave_value::fcn_handle_value (bool silent) const |
1589 | { |
1590 | return rep->fcn_handle_value (silent); |
1591 | } |
1592 | |
1593 | octave_fcn_inline * |
1594 | octave_value::fcn_inline_value (bool silent) const |
1595 | { |
1596 | return rep->fcn_inline_value (silent); |
1597 | } |
1598 | |
1599 | octave_value_list |
1600 | octave_value::list_value (void) const |
1601 | { |
1602 | return rep->list_value (); |
1603 | } |
1604 | |
1605 | static dim_vector |
1606 | make_vector_dims (const dim_vector& dv, bool force_vector_conversion, |
1607 | const std::string& my_type, const std::string& wanted_type) |
1608 | { |
1609 | dim_vector retval (dv); |
1610 | retval.chop_trailing_singletons (); |
1611 | octave_idx_type nel = dv.numel (); |
1612 | |
1613 | if (retval.length () > 2 || (retval(0) != 1 && retval(1) != 1)) |
1614 | { |
1615 | if (!force_vector_conversion) |
1616 | gripe_implicit_conversion ("Octave:array-to-vector", |
1617 | my_type.c_str (), wanted_type.c_str ()); |
1618 | retval = dim_vector (nel, 1); |
1619 | } |
1620 | |
1621 | return retval; |
1622 | } |
1623 | |
1624 | ColumnVector |
1625 | octave_value::column_vector_value (bool force_string_conv, |
1626 | bool frc_vec_conv) const |
1627 | { |
1628 | return ColumnVector (vector_value (force_string_conv, |
1629 | frc_vec_conv)); |
1630 | } |
1631 | |
1632 | ComplexColumnVector |
1633 | octave_value::complex_column_vector_value (bool force_string_conv, |
1634 | bool frc_vec_conv) const |
1635 | { |
1636 | return ComplexColumnVector (complex_vector_value (force_string_conv, |
1637 | frc_vec_conv)); |
1638 | } |
1639 | |
1640 | RowVector |
1641 | octave_value::row_vector_value (bool force_string_conv, |
1642 | bool frc_vec_conv) const |
1643 | { |
1644 | return RowVector (vector_value (force_string_conv, |
1645 | frc_vec_conv)); |
1646 | } |
1647 | |
1648 | ComplexRowVector |
1649 | octave_value::complex_row_vector_value (bool force_string_conv, |
1650 | bool frc_vec_conv) const |
1651 | { |
1652 | return ComplexRowVector (complex_vector_value (force_string_conv, |
1653 | frc_vec_conv)); |
1654 | } |
1655 | |
1656 | Array<double> |
1657 | octave_value::vector_value (bool force_string_conv, |
1658 | bool force_vector_conversion) const |
1659 | { |
1660 | Array<double> retval = array_value (force_string_conv); |
1661 | |
1662 | if (error_state) |
1663 | return retval; |
1664 | else |
1665 | return retval.reshape (make_vector_dims (retval.dims (), |
1666 | force_vector_conversion, |
1667 | type_name (), "real vector")); |
1668 | } |
1669 | |
1670 | template <class T> |
1671 | static Array<int> |
1672 | convert_to_int_array (const Array<octave_int<T> >& A) |
1673 | { |
1674 | Array<int> retval (A.dims ()); |
1675 | octave_idx_type n = A.numel (); |
1676 | |
1677 | for (octave_idx_type i = 0; i < n; i++) |
1678 | retval.xelem (i) = octave_int<int> (A.xelem (i)); |
1679 | |
1680 | return retval; |
1681 | } |
1682 | |
1683 | Array<int> |
1684 | octave_value::int_vector_value (bool force_string_conv, bool require_int, |
1685 | bool force_vector_conversion) const |
1686 | { |
1687 | Array<int> retval; |
1688 | |
1689 | if (is_integer_type ()) |
1690 | { |
1691 | if (is_int32_type ()) |
1692 | retval = convert_to_int_array (int32_array_value ()); |
1693 | else if (is_int64_type ()) |
1694 | retval = convert_to_int_array (int64_array_value ()); |
1695 | else if (is_int16_type ()) |
1696 | retval = convert_to_int_array (int16_array_value ()); |
1697 | else if (is_int8_type ()) |
1698 | retval = convert_to_int_array (int8_array_value ()); |
1699 | else if (is_uint32_type ()) |
1700 | retval = convert_to_int_array (uint32_array_value ()); |
1701 | else if (is_uint64_type ()) |
1702 | retval = convert_to_int_array (uint64_array_value ()); |
1703 | else if (is_uint16_type ()) |
1704 | retval = convert_to_int_array (uint16_array_value ()); |
1705 | else if (is_uint8_type ()) |
1706 | retval = convert_to_int_array (uint8_array_value ()); |
1707 | else |
1708 | retval = array_value (force_string_conv); |
1709 | } |
1710 | else |
1711 | { |
1712 | const NDArray a = array_value (force_string_conv); |
1713 | if (! error_state) |
1714 | { |
1715 | if (require_int) |
1716 | { |
1717 | retval.resize (a.dims ()); |
1718 | for (octave_idx_type i = 0; i < a.numel (); i++) |
1719 | { |
1720 | double ai = a.elem (i); |
1721 | int v = static_cast<int> (ai); |
1722 | if (ai == v) |
1723 | retval.xelem (i) = v; |
1724 | else |
1725 | { |
1726 | error_with_cfn ("conversion to integer value failed"); |
1727 | break; |
1728 | } |
1729 | } |
1730 | } |
1731 | else |
1732 | retval = Array<int> (a); |
1733 | } |
1734 | } |
1735 | |
1736 | |
1737 | if (error_state) |
1738 | return retval; |
1739 | else |
1740 | return retval.reshape (make_vector_dims (retval.dims (), |
1741 | force_vector_conversion, |
1742 | type_name (), "integer vector")); |
1743 | } |
1744 | |
1745 | template <class T> |
1746 | static Array<octave_idx_type> |
1747 | convert_to_octave_idx_type_array (const Array<octave_int<T> >& A) |
1748 | { |
1749 | Array<octave_idx_type> retval (A.dims ()); |
1750 | octave_idx_type n = A.numel (); |
1751 | |
1752 | for (octave_idx_type i = 0; i < n; i++) |
1753 | retval.xelem (i) = octave_int<octave_idx_type> (A.xelem (i)); |
1754 | |
1755 | return retval; |
1756 | } |
1757 | |
1758 | Array<octave_idx_type> |
1759 | octave_value::octave_idx_type_vector_value (bool require_int, |
1760 | bool force_string_conv, |
1761 | bool force_vector_conversion) const |
1762 | { |
1763 | Array<octave_idx_type> retval; |
1764 | |
1765 | if (is_integer_type ()) |
1766 | { |
1767 | if (is_int32_type ()) |
1768 | retval = convert_to_octave_idx_type_array (int32_array_value ()); |
1769 | else if (is_int64_type ()) |
1770 | retval = convert_to_octave_idx_type_array (int64_array_value ()); |
1771 | else if (is_int16_type ()) |
1772 | retval = convert_to_octave_idx_type_array (int16_array_value ()); |
1773 | else if (is_int8_type ()) |
1774 | retval = convert_to_octave_idx_type_array (int8_array_value ()); |
1775 | else if (is_uint32_type ()) |
1776 | retval = convert_to_octave_idx_type_array (uint32_array_value ()); |
1777 | else if (is_uint64_type ()) |
1778 | retval = convert_to_octave_idx_type_array (uint64_array_value ()); |
1779 | else if (is_uint16_type ()) |
1780 | retval = convert_to_octave_idx_type_array (uint16_array_value ()); |
1781 | else if (is_uint8_type ()) |
1782 | retval = convert_to_octave_idx_type_array (uint8_array_value ()); |
1783 | else |
1784 | retval = array_value (force_string_conv); |
1785 | } |
1786 | else |
1787 | { |
1788 | const NDArray a = array_value (force_string_conv); |
1789 | if (! error_state) |
1790 | { |
1791 | if (require_int) |
1792 | { |
1793 | retval.resize (a.dims ()); |
1794 | for (octave_idx_type i = 0; i < a.numel (); i++) |
1795 | { |
1796 | double ai = a.elem (i); |
1797 | octave_idx_type v = static_cast<octave_idx_type> (ai); |
1798 | if (ai == v) |
1799 | retval.xelem (i) = v; |
1800 | else |
1801 | { |
1802 | error_with_cfn ("conversion to integer value failed"); |
1803 | break; |
1804 | } |
1805 | } |
1806 | } |
1807 | else |
1808 | retval = Array<octave_idx_type> (a); |
1809 | } |
1810 | } |
1811 | |
1812 | |
1813 | if (error_state) |
1814 | return retval; |
1815 | else |
1816 | return retval.reshape (make_vector_dims (retval.dims (), |
1817 | force_vector_conversion, |
1818 | type_name (), "integer vector")); |
1819 | } |
1820 | |
1821 | Array<Complex> |
1822 | octave_value::complex_vector_value (bool force_string_conv, |
1823 | bool force_vector_conversion) const |
1824 | { |
1825 | Array<Complex> retval = complex_array_value (force_string_conv); |
1826 | |
1827 | if (error_state) |
1828 | return retval; |
1829 | else |
1830 | return retval.reshape (make_vector_dims (retval.dims (), |
1831 | force_vector_conversion, |
1832 | type_name (), "complex vector")); |
1833 | } |
1834 | |
1835 | FloatColumnVector |
1836 | octave_value::float_column_vector_value (bool force_string_conv, |
1837 | bool frc_vec_conv) const |
1838 | { |
1839 | return FloatColumnVector (float_vector_value (force_string_conv, |
1840 | frc_vec_conv)); |
1841 | } |
1842 | |
1843 | FloatComplexColumnVector |
1844 | octave_value::float_complex_column_vector_value (bool force_string_conv, |
1845 | bool frc_vec_conv) const |
1846 | { |
1847 | return |
1848 | FloatComplexColumnVector (float_complex_vector_value (force_string_conv, |
1849 | frc_vec_conv)); |
1850 | } |
1851 | |
1852 | FloatRowVector |
1853 | octave_value::float_row_vector_value (bool force_string_conv, |
1854 | bool frc_vec_conv) const |
1855 | { |
1856 | return FloatRowVector (float_vector_value (force_string_conv, |
1857 | frc_vec_conv)); |
1858 | } |
1859 | |
1860 | FloatComplexRowVector |
1861 | octave_value::float_complex_row_vector_value (bool force_string_conv, |
1862 | bool frc_vec_conv) const |
1863 | { |
1864 | return FloatComplexRowVector (float_complex_vector_value (force_string_conv, |
1865 | frc_vec_conv)); |
1866 | } |
1867 | |
1868 | Array<float> |
1869 | octave_value::float_vector_value (bool force_string_conv, |
1870 | bool force_vector_conversion) const |
1871 | { |
1872 | Array<float> retval = float_array_value (force_string_conv); |
1873 | |
1874 | if (error_state) |
1875 | return retval; |
1876 | else |
1877 | return retval.reshape (make_vector_dims (retval.dims (), |
1878 | force_vector_conversion, |
1879 | type_name (), "real vector")); |
1880 | } |
1881 | |
1882 | Array<FloatComplex> |
1883 | octave_value::float_complex_vector_value (bool force_string_conv, |
1884 | bool force_vector_conversion) const |
1885 | { |
1886 | Array<FloatComplex> retval = float_complex_array_value (force_string_conv); |
1887 | |
1888 | if (error_state) |
1889 | return retval; |
1890 | else |
1891 | return retval.reshape (make_vector_dims (retval.dims (), |
1892 | force_vector_conversion, |
1893 | type_name (), "complex vector")); |
1894 | } |
1895 | |
1896 | octave_value |
1897 | octave_value::storable_value (void) const |
1898 | { |
1899 | octave_value retval = *this; |
1900 | if (is_null_value ()) |
1901 | retval = octave_value (rep->empty_clone ()); |
1902 | else |
1903 | retval.maybe_economize (); |
1904 | |
1905 | return retval; |
1906 | } |
1907 | |
1908 | void |
1909 | octave_value::make_storable_value (void) |
1910 | { |
1911 | if (is_null_value ()) |
1912 | { |
1913 | octave_base_value *rc = rep->empty_clone (); |
1914 | if (--rep->count == 0) |
1915 | delete rep; |
1916 | rep = rc; |
1917 | } |
1918 | else |
1919 | maybe_economize (); |
1920 | } |
1921 | |
1922 | int |
1923 | octave_value::write (octave_stream& os, int block_size, |
1924 | oct_data_conv::data_type output_type, int skip, |
1925 | oct_mach_info::float_format flt_fmt) const |
1926 | { |
1927 | return rep->write (os, block_size, output_type, skip, flt_fmt); |
1928 | } |
1929 | |
1930 | static void |
1931 | gripe_binary_op (const std::string& on, const std::string& tn1, |
1932 | const std::string& tn2) |
1933 | { |
1934 | error ("binary operator '%s' not implemented for '%s' by '%s' operations", |
1935 | on.c_str (), tn1.c_str (), tn2.c_str ()); |
1936 | } |
1937 | |
1938 | static void |
1939 | gripe_binary_op_conv (const std::string& on) |
1940 | { |
1941 | error ("type conversion failed for binary operator '%s'", on.c_str ()); |
1942 | } |
1943 | |
1944 | octave_value |
1945 | do_binary_op (octave_value::binary_op op, |
1946 | const octave_value& v1, const octave_value& v2) |
1947 | { |
1948 | octave_value retval; |
1949 | |
1950 | int t1 = v1.type_id (); |
1951 | int t2 = v2.type_id (); |
1952 | |
1953 | if (t1 == octave_class::static_type_id () |
1954 | || t2 == octave_class::static_type_id ()) |
1955 | { |
1956 | octave_value_typeinfo::binary_class_op_fcn f |
1957 | = octave_value_typeinfo::lookup_binary_class_op (op); |
1958 | |
1959 | if (f) |
1960 | { |
1961 | try |
1962 | { |
1963 | retval = f (v1, v2); |
1964 | } |
1965 | catch (octave_execution_exception) |
1966 | { |
1967 | gripe_library_execution_error (); |
1968 | } |
1969 | } |
1970 | else |
1971 | gripe_binary_op (octave_value::binary_op_as_string (op), |
1972 | v1.class_name (), v2.class_name ()); |
1973 | } |
1974 | else |
1975 | { |
1976 | // FIXME: we need to handle overloading operators for built-in |
1977 | // classes (double, char, int8, etc.) |
1978 | |
1979 | octave_value_typeinfo::binary_op_fcn f |
1980 | = octave_value_typeinfo::lookup_binary_op (op, t1, t2); |
1981 | |
1982 | if (f) |
1983 | { |
1984 | try |
1985 | { |
1986 | retval = f (*v1.rep, *v2.rep); |
1987 | } |
1988 | catch (octave_execution_exception) |
1989 | { |
1990 | gripe_library_execution_error (); |
1991 | } |
1992 | } |
1993 | else |
1994 | { |
1995 | octave_value tv1; |
1996 | octave_base_value::type_conv_info cf1 = |
1997 | v1.numeric_conversion_function (); |
1998 | |
1999 | octave_value tv2; |
2000 | octave_base_value::type_conv_info cf2 = |
2001 | v2.numeric_conversion_function (); |
2002 | |
2003 | // Try biased (one-sided) conversions first. |
2004 | if (cf2.type_id () >= 0 && |
2005 | octave_value_typeinfo::lookup_binary_op (op, t1, cf2.type_id ())) |
2006 | cf1 = 0; |
2007 | else if (cf1.type_id () >= 0 |
2008 | && octave_value_typeinfo::lookup_binary_op (op, |
2009 | cf1.type_id (), |
2010 | t2)) |
2011 | cf2 = 0; |
2012 | |
2013 | if (cf1) |
2014 | { |
2015 | octave_base_value *tmp = cf1 (*v1.rep); |
2016 | |
2017 | if (tmp) |
2018 | { |
2019 | tv1 = octave_value (tmp); |
2020 | t1 = tv1.type_id (); |
2021 | } |
2022 | else |
2023 | { |
2024 | gripe_binary_op_conv (octave_value::binary_op_as_string (op)); |
2025 | return retval; |
2026 | } |
2027 | } |
2028 | else |
2029 | tv1 = v1; |
2030 | |
2031 | if (cf2) |
2032 | { |
2033 | octave_base_value *tmp = cf2 (*v2.rep); |
2034 | |
2035 | if (tmp) |
2036 | { |
2037 | tv2 = octave_value (tmp); |
2038 | t2 = tv2.type_id (); |
2039 | } |
2040 | else |
2041 | { |
2042 | gripe_binary_op_conv (octave_value::binary_op_as_string (op)); |
2043 | return retval; |
2044 | } |
2045 | } |
2046 | else |
2047 | tv2 = v2; |
2048 | |
2049 | if (cf1 || cf2) |
2050 | { |
2051 | retval = do_binary_op (op, tv1, tv2); |
2052 | } |
2053 | else |
2054 | { |
2055 | //demote double -> single and try again |
2056 | cf1 = tv1.numeric_demotion_function (); |
2057 | |
2058 | cf2 = tv2.numeric_demotion_function (); |
2059 | |
2060 | // Try biased (one-sided) conversions first. |
2061 | if (cf2.type_id () >= 0 |
2062 | && octave_value_typeinfo::lookup_binary_op (op, t1, |
2063 | cf2.type_id ())) |
2064 | cf1 = 0; |
2065 | else if (cf1.type_id () >= 0 && |
2066 | octave_value_typeinfo::lookup_binary_op (op, |
2067 | cf1.type_id (), |
2068 | t2)) |
2069 | cf2 = 0; |
2070 | |
2071 | if (cf1) |
2072 | { |
2073 | octave_base_value *tmp = cf1 (*tv1.rep); |
2074 | |
2075 | if (tmp) |
2076 | { |
2077 | tv1 = octave_value (tmp); |
2078 | t1 = tv1.type_id (); |
2079 | } |
2080 | else |
2081 | { |
2082 | gripe_binary_op_conv |
2083 | (octave_value::binary_op_as_string (op)); |
2084 | return retval; |
2085 | } |
2086 | } |
2087 | |
2088 | if (cf2) |
2089 | { |
2090 | octave_base_value *tmp = cf2 (*tv2.rep); |
2091 | |
2092 | if (tmp) |
2093 | { |
2094 | tv2 = octave_value (tmp); |
2095 | t2 = tv2.type_id (); |
2096 | } |
2097 | else |
2098 | { |
2099 | gripe_binary_op_conv |
2100 | (octave_value::binary_op_as_string (op)); |
2101 | return retval; |
2102 | } |
2103 | } |
2104 | |
2105 | if (cf1 || cf2) |
2106 | { |
2107 | f = octave_value_typeinfo::lookup_binary_op (op, t1, t2); |
2108 | |
2109 | if (f) |
2110 | { |
2111 | try |
2112 | { |
2113 | retval = f (*tv1.rep, *tv2.rep); |
2114 | } |
2115 | catch (octave_execution_exception) |
2116 | { |
2117 | gripe_library_execution_error (); |
2118 | } |
2119 | } |
2120 | else |
2121 | gripe_binary_op (octave_value::binary_op_as_string (op), |
2122 | v1.type_name (), v2.type_name ()); |
2123 | } |
2124 | else |
2125 | gripe_binary_op (octave_value::binary_op_as_string (op), |
2126 | v1.type_name (), v2.type_name ()); |
2127 | } |
2128 | } |
2129 | } |
2130 | |
2131 | return retval; |
2132 | } |
2133 | |
2134 | static octave_value |
2135 | decompose_binary_op (octave_value::compound_binary_op op, |
2136 | const octave_value& v1, const octave_value& v2) |
2137 | { |
2138 | octave_value retval; |
2139 | |
2140 | switch (op) |
2141 | { |
2142 | case octave_value::op_trans_mul: |
2143 | retval = do_binary_op (octave_value::op_mul, |
2144 | do_unary_op (octave_value::op_transpose, v1), |
2145 | v2); |
2146 | break; |
2147 | case octave_value::op_mul_trans: |
2148 | retval = do_binary_op (octave_value::op_mul, |
2149 | v1, |
2150 | do_unary_op (octave_value::op_transpose, v2)); |
2151 | break; |
2152 | case octave_value::op_herm_mul: |
2153 | retval = do_binary_op (octave_value::op_mul, |
2154 | do_unary_op (octave_value::op_hermitian, v1), |
2155 | v2); |
2156 | break; |
2157 | case octave_value::op_mul_herm: |
2158 | retval = do_binary_op (octave_value::op_mul, |
2159 | v1, |
2160 | do_unary_op (octave_value::op_hermitian, v2)); |
2161 | break; |
2162 | case octave_value::op_trans_ldiv: |
2163 | retval = do_binary_op (octave_value::op_ldiv, |
2164 | do_unary_op (octave_value::op_transpose, v1), |
2165 | v2); |
2166 | break; |
2167 | case octave_value::op_herm_ldiv: |
2168 | retval = do_binary_op (octave_value::op_ldiv, |
2169 | do_unary_op (octave_value::op_hermitian, v1), |
2170 | v2); |
2171 | break; |
2172 | case octave_value::op_el_not_and: |
2173 | retval = do_binary_op (octave_value::op_el_and, |
2174 | do_unary_op (octave_value::op_not, v1), |
2175 | v2); |
2176 | break; |
2177 | case octave_value::op_el_not_or: |
2178 | retval = do_binary_op (octave_value::op_el_or, |
2179 | do_unary_op (octave_value::op_not, v1), |
2180 | v2); |
2181 | break; |
2182 | case octave_value::op_el_and_not: |
2183 | retval = do_binary_op (octave_value::op_el_and, |
2184 | v1, |
2185 | do_unary_op (octave_value::op_not, v2)); |
2186 | break; |
2187 | case octave_value::op_el_or_not: |
2188 | retval = do_binary_op (octave_value::op_el_or, |
2189 | v1, |
2190 | do_unary_op (octave_value::op_not, v2)); |
2191 | break; |
2192 | default: |
2193 | error ("invalid compound operator"); |
2194 | break; |
2195 | } |
2196 | |
2197 | return retval; |
2198 | } |
2199 | |
2200 | octave_value |
2201 | do_binary_op (octave_value::compound_binary_op op, |
2202 | const octave_value& v1, const octave_value& v2) |
2203 | { |
2204 | octave_value retval; |
2205 | |
2206 | int t1 = v1.type_id (); |
2207 | int t2 = v2.type_id (); |
2208 | |
2209 | if (t1 == octave_class::static_type_id () |
2210 | || t2 == octave_class::static_type_id ()) |
2211 | { |
2212 | octave_value_typeinfo::binary_class_op_fcn f |
2213 | = octave_value_typeinfo::lookup_binary_class_op (op); |
2214 | |
2215 | if (f) |
2216 | { |
2217 | try |
2218 | { |
2219 | retval = f (v1, v2); |
2220 | } |
2221 | catch (octave_execution_exception) |
2222 | { |
2223 | gripe_library_execution_error (); |
2224 | } |
2225 | } |
2226 | else |
2227 | retval = decompose_binary_op (op, v1, v2); |
2228 | } |
2229 | else |
2230 | { |
2231 | octave_value_typeinfo::binary_op_fcn f |
2232 | = octave_value_typeinfo::lookup_binary_op (op, t1, t2); |
2233 | |
2234 | if (f) |
2235 | { |
2236 | try |
2237 | { |
2238 | retval = f (*v1.rep, *v2.rep); |
2239 | } |
2240 | catch (octave_execution_exception) |
2241 | { |
2242 | gripe_library_execution_error (); |
2243 | } |
2244 | } |
2245 | else |
2246 | retval = decompose_binary_op (op, v1, v2); |
2247 | } |
2248 | |
2249 | return retval; |
2250 | } |
2251 | |
2252 | static void |
2253 | gripe_cat_op (const std::string& tn1, const std::string& tn2) |
2254 | { |
2255 | error ("concatenation operator not implemented for '%s' by '%s' operations", |
2256 | tn1.c_str (), tn2.c_str ()); |
2257 | } |
2258 | |
2259 | static void |
2260 | gripe_cat_op_conv (void) |
2261 | { |
2262 | error ("type conversion failed for concatenation operator"); |
2263 | } |
2264 | |
2265 | octave_value |
2266 | do_cat_op (const octave_value& v1, const octave_value& v2, |
2267 | const Array<octave_idx_type>& ra_idx) |
2268 | { |
2269 | octave_value retval; |
2270 | |
2271 | // Can't rapid return for concatenation with an empty object here as |
2272 | // something like cat(1,[],single([]) must return the correct type. |
2273 | |
2274 | int t1 = v1.type_id (); |
2275 | int t2 = v2.type_id (); |
2276 | |
2277 | octave_value_typeinfo::cat_op_fcn f |
2278 | = octave_value_typeinfo::lookup_cat_op (t1, t2); |
2279 | |
2280 | if (f) |
2281 | { |
2282 | try |
2283 | { |
2284 | retval = f (*v1.rep, *v2.rep, ra_idx); |
2285 | } |
2286 | catch (octave_execution_exception) |
2287 | { |
2288 | gripe_library_execution_error (); |
2289 | } |
2290 | } |
2291 | else |
2292 | { |
2293 | octave_value tv1; |
2294 | octave_base_value::type_conv_info cf1 = v1.numeric_conversion_function (); |
2295 | |
2296 | octave_value tv2; |
2297 | octave_base_value::type_conv_info cf2 = v2.numeric_conversion_function (); |
2298 | |
2299 | // Try biased (one-sided) conversions first. |
2300 | if (cf2.type_id () >= 0 |
2301 | && octave_value_typeinfo::lookup_cat_op (t1, cf2.type_id ())) |
2302 | cf1 = 0; |
2303 | else if (cf1.type_id () >= 0 |
2304 | && octave_value_typeinfo::lookup_cat_op (cf1.type_id (), t2)) |
2305 | cf2 = 0; |
2306 | |
2307 | if (cf1) |
2308 | { |
2309 | octave_base_value *tmp = cf1 (*v1.rep); |
2310 | |
2311 | if (tmp) |
2312 | { |
2313 | tv1 = octave_value (tmp); |
2314 | t1 = tv1.type_id (); |
2315 | } |
2316 | else |
2317 | { |
2318 | gripe_cat_op_conv (); |
2319 | return retval; |
2320 | } |
2321 | } |
2322 | else |
2323 | tv1 = v1; |
2324 | |
2325 | if (cf2) |
2326 | { |
2327 | octave_base_value *tmp = cf2 (*v2.rep); |
2328 | |
2329 | if (tmp) |
2330 | { |
2331 | tv2 = octave_value (tmp); |
2332 | t2 = tv2.type_id (); |
Value stored to 't2' is never read | |
2333 | } |
2334 | else |
2335 | { |
2336 | gripe_cat_op_conv (); |
2337 | return retval; |
2338 | } |
2339 | } |
2340 | else |
2341 | tv2 = v2; |
2342 | |
2343 | if (cf1 || cf2) |
2344 | { |
2345 | retval = do_cat_op (tv1, tv2, ra_idx); |
2346 | } |
2347 | else |
2348 | gripe_cat_op (v1.type_name (), v2.type_name ()); |
2349 | } |
2350 | |
2351 | return retval; |
2352 | } |
2353 | |
2354 | void |
2355 | octave_value::print_info (std::ostream& os, const std::string& prefix) const |
2356 | { |
2357 | os << prefix << "type_name: " << type_name () << "\n" |
2358 | << prefix << "count: " << get_count () << "\n" |
2359 | << prefix << "rep info: "; |
2360 | |
2361 | rep->print_info (os, prefix + " "); |
2362 | } |
2363 | |
2364 | static void |
2365 | gripe_unary_op (const std::string& on, const std::string& tn) |
2366 | { |
2367 | error ("unary operator '%s' not implemented for '%s' operands", |
2368 | on.c_str (), tn.c_str ()); |
2369 | } |
2370 | |
2371 | static void |
2372 | gripe_unary_op_conv (const std::string& on) |
2373 | { |
2374 | error ("type conversion failed for unary operator '%s'", on.c_str ()); |
2375 | } |
2376 | |
2377 | octave_value |
2378 | do_unary_op (octave_value::unary_op op, const octave_value& v) |
2379 | { |
2380 | octave_value retval; |
2381 | |
2382 | int t = v.type_id (); |
2383 | |
2384 | if (t == octave_class::static_type_id ()) |
2385 | { |
2386 | octave_value_typeinfo::unary_class_op_fcn f |
2387 | = octave_value_typeinfo::lookup_unary_class_op (op); |
2388 | |
2389 | if (f) |
2390 | { |
2391 | try |
2392 | { |
2393 | retval = f (v); |
2394 | } |
2395 | catch (octave_execution_exception) |
2396 | { |
2397 | gripe_library_execution_error (); |
2398 | } |
2399 | } |
2400 | else |
2401 | gripe_unary_op (octave_value::unary_op_as_string (op), |
2402 | v.class_name ()); |
2403 | } |
2404 | else |
2405 | { |
2406 | // FIXME: we need to handle overloading operators for built-in |
2407 | // classes (double, char, int8, etc.) |
2408 | |
2409 | octave_value_typeinfo::unary_op_fcn f |
2410 | = octave_value_typeinfo::lookup_unary_op (op, t); |
2411 | |
2412 | if (f) |
2413 | { |
2414 | try |
2415 | { |
2416 | retval = f (*v.rep); |
2417 | } |
2418 | catch (octave_execution_exception) |
2419 | { |
2420 | gripe_library_execution_error (); |
2421 | } |
2422 | } |
2423 | else |
2424 | { |
2425 | octave_value tv; |
2426 | octave_base_value::type_conv_fcn cf |
2427 | = v.numeric_conversion_function (); |
2428 | |
2429 | if (cf) |
2430 | { |
2431 | octave_base_value *tmp = cf (*v.rep); |
2432 | |
2433 | if (tmp) |
2434 | { |
2435 | tv = octave_value (tmp); |
2436 | retval = do_unary_op (op, tv); |
2437 | } |
2438 | else |
2439 | gripe_unary_op_conv (octave_value::unary_op_as_string (op)); |
2440 | } |
2441 | else |
2442 | gripe_unary_op (octave_value::unary_op_as_string (op), |
2443 | v.type_name ()); |
2444 | } |
2445 | } |
2446 | |
2447 | return retval; |
2448 | } |
2449 | |
2450 | static void |
2451 | gripe_unary_op_conversion_failed (const std::string& op, |
2452 | const std::string& tn) |
2453 | { |
2454 | error ("operator %s: type conversion for '%s' failed", |
2455 | op.c_str (), tn.c_str ()); |
2456 | } |
2457 | |
2458 | octave_value& |
2459 | octave_value::do_non_const_unary_op (unary_op op) |
2460 | { |
2461 | if (op == op_incr || op == op_decr) |
2462 | { |
2463 | // We want the gripe just here, because in the other branch this should |
2464 | // not happen, and if it did anyway (internal error), the message would |
2465 | // be confusing. |
2466 | if (is_undefined ()) |
2467 | { |
2468 | std::string op_str = unary_op_as_string (op); |
2469 | error ("in x%s or %sx, x must be defined first", |
2470 | op_str.c_str (), op_str.c_str ()); |
2471 | return *this; |
2472 | } |
2473 | |
2474 | // Genuine. |
2475 | int t = type_id (); |
2476 | |
2477 | octave_value_typeinfo::non_const_unary_op_fcn f |
2478 | = octave_value_typeinfo::lookup_non_const_unary_op (op, t); |
2479 | |
2480 | if (f) |
2481 | { |
2482 | make_unique (); |
2483 | |
2484 | try |
2485 | { |
2486 | f (*rep); |
2487 | } |
2488 | catch (octave_execution_exception) |
2489 | { |
2490 | gripe_library_execution_error (); |
2491 | } |
2492 | } |
2493 | else |
2494 | { |
2495 | octave_base_value::type_conv_fcn cf = numeric_conversion_function (); |
2496 | |
2497 | if (cf) |
2498 | { |
2499 | octave_base_value *tmp = cf (*rep); |
2500 | |
2501 | if (tmp) |
2502 | { |
2503 | octave_base_value *old_rep = rep; |
2504 | rep = tmp; |
2505 | |
2506 | t = type_id (); |
2507 | |
2508 | f = octave_value_typeinfo::lookup_non_const_unary_op (op, t); |
2509 | |
2510 | if (f) |
2511 | { |
2512 | try |
2513 | { |
2514 | f (*rep); |
2515 | } |
2516 | catch (octave_execution_exception) |
2517 | { |
2518 | gripe_library_execution_error (); |
2519 | } |
2520 | |
2521 | if (old_rep && --old_rep->count == 0) |
2522 | delete old_rep; |
2523 | } |
2524 | else |
2525 | { |
2526 | if (old_rep) |
2527 | { |
2528 | if (--rep->count == 0) |
2529 | delete rep; |
2530 | |
2531 | rep = old_rep; |
2532 | } |
2533 | |
2534 | gripe_unary_op (octave_value::unary_op_as_string (op), |
2535 | type_name ()); |
2536 | } |
2537 | } |
2538 | else |
2539 | gripe_unary_op_conversion_failed |
2540 | (octave_value::unary_op_as_string (op), type_name ()); |
2541 | } |
2542 | else |
2543 | gripe_unary_op (octave_value::unary_op_as_string (op), |
2544 | type_name ()); |
2545 | } |
2546 | } |
2547 | else |
2548 | { |
2549 | // Non-genuine. |
2550 | int t = type_id (); |
2551 | |
2552 | octave_value_typeinfo::non_const_unary_op_fcn f = 0; |
2553 | |
2554 | // Only attempt to operate in-place if this variable is unshared. |
2555 | if (rep->count == 1) |
2556 | f = octave_value_typeinfo::lookup_non_const_unary_op (op, t); |
2557 | |
2558 | if (f) |
2559 | { |
2560 | try |
2561 | { |
2562 | f (*rep); |
2563 | } |
2564 | catch (octave_execution_exception) |
2565 | { |
2566 | gripe_library_execution_error (); |
2567 | } |
2568 | } |
2569 | else |
2570 | *this = do_unary_op (op, *this); |
2571 | } |
2572 | |
2573 | return *this; |
2574 | } |
2575 | |
2576 | octave_value& |
2577 | octave_value::do_non_const_unary_op (unary_op op, const std::string& type, |
2578 | const std::list<octave_value_list>& idx) |
2579 | { |
2580 | if (idx.empty ()) |
2581 | do_non_const_unary_op (op); |
2582 | else |
2583 | { |
2584 | // FIXME: only do the following stuff if we can't find a |
2585 | // specific function to call to handle the op= operation for the |
2586 | // types we have. |
2587 | |
2588 | assign_op assop = unary_op_to_assign_op (op); |
2589 | |
2590 | assign (assop, type, idx, 1.0); |
2591 | } |
2592 | |
2593 | return *this; |
2594 | } |
2595 | |
2596 | octave_value::assign_op |
2597 | octave_value::unary_op_to_assign_op (unary_op op) |
2598 | { |
2599 | assign_op binop = unknown_assign_op; |
2600 | |
2601 | switch (op) |
2602 | { |
2603 | case op_incr: |
2604 | binop = op_add_eq; |
2605 | break; |
2606 | |
2607 | case op_decr: |
2608 | binop = op_sub_eq; |
2609 | break; |
2610 | |
2611 | default: |
2612 | { |
2613 | std::string on = unary_op_as_string (op); |
2614 | error ("operator %s: no assign operator found", on.c_str ()); |
2615 | } |
2616 | } |
2617 | |
2618 | return binop; |
2619 | } |
2620 | |
2621 | octave_value::binary_op |
2622 | octave_value::op_eq_to_binary_op (assign_op op) |
2623 | { |
2624 | binary_op binop = unknown_binary_op; |
2625 | |
2626 | switch (op) |
2627 | { |
2628 | case op_add_eq: |
2629 | binop = op_add; |
2630 | break; |
2631 | |
2632 | case op_sub_eq: |
2633 | binop = op_sub; |
2634 | break; |
2635 | |
2636 | case op_mul_eq: |
2637 | binop = op_mul; |
2638 | break; |
2639 | |
2640 | case op_div_eq: |
2641 | binop = op_div; |
2642 | break; |
2643 | |
2644 | case op_ldiv_eq: |
2645 | binop = op_ldiv; |
2646 | break; |
2647 | |
2648 | case op_pow_eq: |
2649 | binop = op_pow; |
2650 | break; |
2651 | |
2652 | case op_lshift_eq: |
2653 | binop = op_lshift; |
2654 | break; |
2655 | |
2656 | case op_rshift_eq: |
2657 | binop = op_rshift; |
2658 | break; |
2659 | |
2660 | case op_el_mul_eq: |
2661 | binop = op_el_mul; |
2662 | break; |
2663 | |
2664 | case op_el_div_eq: |
2665 | binop = op_el_div; |
2666 | break; |
2667 | |
2668 | case op_el_ldiv_eq: |
2669 | binop = op_el_ldiv; |
2670 | break; |
2671 | |
2672 | case op_el_pow_eq: |
2673 | binop = op_el_pow; |
2674 | break; |
2675 | |
2676 | case op_el_and_eq: |
2677 | binop = op_el_and; |
2678 | break; |
2679 | |
2680 | case op_el_or_eq: |
2681 | binop = op_el_or; |
2682 | break; |
2683 | |
2684 | default: |
2685 | { |
2686 | std::string on = assign_op_as_string (op); |
2687 | error ("operator %s: no binary operator found", on.c_str ()); |
2688 | } |
2689 | } |
2690 | |
2691 | return binop; |
2692 | } |
2693 | |
2694 | octave_value |
2695 | octave_value::empty_conv (const std::string& type, const octave_value& rhs) |
2696 | { |
2697 | octave_value retval; |
2698 | |
2699 | if (type.length () > 0) |
2700 | { |
2701 | switch (type[0]) |
2702 | { |
2703 | case '(': |
2704 | { |
2705 | if (type.length () > 1 && type[1] == '.') |
2706 | retval = octave_map (); |
2707 | else |
2708 | retval = octave_value (rhs.empty_clone ()); |
2709 | } |
2710 | break; |
2711 | |
2712 | case '{': |
2713 | retval = Cell (); |
2714 | break; |
2715 | |
2716 | case '.': |
2717 | retval = octave_scalar_map (); |
2718 | break; |
2719 | |
2720 | default: |
2721 | panic_impossible ()panic ("impossible state reached in file '%s' at line %d", "octave-value/ov.cc" , 2721); |
2722 | } |
2723 | } |
2724 | else |
2725 | retval = octave_value (rhs.empty_clone ()); |
2726 | |
2727 | return retval; |
2728 | } |
2729 | |
2730 | void |
2731 | install_types (void) |
2732 | { |
2733 | octave_base_value::register_type (); |
2734 | octave_cell::register_type (); |
2735 | octave_scalar::register_type (); |
2736 | octave_complex::register_type (); |
2737 | octave_matrix::register_type (); |
2738 | octave_diag_matrix::register_type (); |
2739 | octave_complex_matrix::register_type (); |
2740 | octave_complex_diag_matrix::register_type (); |
2741 | octave_range::register_type (); |
2742 | octave_bool::register_type (); |
2743 | octave_bool_matrix::register_type (); |
2744 | octave_char_matrix_str::register_type (); |
2745 | octave_char_matrix_sq_str::register_type (); |
2746 | octave_int8_scalar::register_type (); |
2747 | octave_int16_scalar::register_type (); |
2748 | octave_int32_scalar::register_type (); |
2749 | octave_int64_scalar::register_type (); |
2750 | octave_uint8_scalar::register_type (); |
2751 | octave_uint16_scalar::register_type (); |
2752 | octave_uint32_scalar::register_type (); |
2753 | octave_uint64_scalar::register_type (); |
2754 | octave_int8_matrix::register_type (); |
2755 | octave_int16_matrix::register_type (); |
2756 | octave_int32_matrix::register_type (); |
2757 | octave_int64_matrix::register_type (); |
2758 | octave_uint8_matrix::register_type (); |
2759 | octave_uint16_matrix::register_type (); |
2760 | octave_uint32_matrix::register_type (); |
2761 | octave_uint64_matrix::register_type (); |
2762 | octave_sparse_bool_matrix::register_type (); |
2763 | octave_sparse_matrix::register_type (); |
2764 | octave_sparse_complex_matrix::register_type (); |
2765 | octave_struct::register_type (); |
2766 | octave_scalar_struct::register_type (); |
2767 | octave_class::register_type (); |
2768 | octave_cs_list::register_type (); |
2769 | octave_magic_colon::register_type (); |
2770 | octave_builtin::register_type (); |
2771 | octave_user_function::register_type (); |
2772 | octave_dld_function::register_type (); |
2773 | octave_fcn_handle::register_type (); |
2774 | octave_fcn_inline::register_type (); |
2775 | octave_float_scalar::register_type (); |
2776 | octave_float_complex::register_type (); |
2777 | octave_float_matrix::register_type (); |
2778 | octave_float_diag_matrix::register_type (); |
2779 | octave_float_complex_matrix::register_type (); |
2780 | octave_float_complex_diag_matrix::register_type (); |
2781 | octave_perm_matrix::register_type (); |
2782 | octave_null_matrix::register_type (); |
2783 | octave_null_str::register_type (); |
2784 | octave_null_sq_str::register_type (); |
2785 | octave_lazy_index::register_type (); |
2786 | octave_oncleanup::register_type (); |
2787 | #ifdef HAVE_JAVA1 |
2788 | octave_java::register_type (); |
2789 | #endif |
2790 | } |
2791 | |
2792 | DEFUN (sizeof, args, ,octave_value_list Fsizeof (const octave_value_list& args, int ) |
2793 | "-*- texinfo -*-\n\octave_value_list Fsizeof (const octave_value_list& args, int ) |
2794 | @deftypefn {Built-in Function} {} sizeof (@var{val})\n\octave_value_list Fsizeof (const octave_value_list& args, int ) |
2795 | Return the size of @var{val} in bytes.\n\octave_value_list Fsizeof (const octave_value_list& args, int ) |
2796 | @seealso{whos}\n\octave_value_list Fsizeof (const octave_value_list& args, int ) |
2797 | @end deftypefn")octave_value_list Fsizeof (const octave_value_list& args, int ) |
2798 | { |
2799 | octave_value retval; |
2800 | |
2801 | if (args.length () == 1) |
2802 | retval = args(0).byte_size (); |
2803 | else |
2804 | print_usage (); |
2805 | |
2806 | return retval; |
2807 | } |
2808 | |
2809 | /* |
2810 | %!assert (sizeof (uint64 (ones (3))), 72) |
2811 | %!assert (sizeof (double (zeros (2,4))), 64) |
2812 | %!assert (sizeof ({"foo", "bar", "baaz"}), 10) |
2813 | */ |
2814 | |
2815 | static void |
2816 | decode_subscripts (const char* name, const octave_value& arg, |
2817 | std::string& type_string, |
2818 | std::list<octave_value_list>& idx) |
2819 | { |
2820 | const octave_map m = arg.map_value (); |
2821 | |
2822 | if (! error_state |
2823 | && m.nfields () == 2 && m.contains ("type") && m.contains ("subs")) |
2824 | { |
2825 | octave_idx_type nel = m.numel (); |
2826 | |
2827 | type_string = std::string (nel, '\0'); |
2828 | idx = std::list<octave_value_list> (); |
2829 | |
2830 | if (nel == 0) |
2831 | return; |
2832 | |
2833 | const Cell type = m.contents ("type"); |
2834 | const Cell subs = m.contents ("subs"); |
2835 | |
2836 | for (int k = 0; k < nel; k++) |
2837 | { |
2838 | std::string item = type(k).string_value (); |
2839 | |
2840 | if (! error_state) |
2841 | { |
2842 | if (item == "{}") |
2843 | type_string[k] = '{'; |
2844 | else if (item == "()") |
2845 | type_string[k] = '('; |
2846 | else if (item == ".") |
2847 | type_string[k] = '.'; |
2848 | else |
2849 | { |
2850 | error ("%s: invalid indexing type '%s'", name, item.c_str ()); |
2851 | return; |
2852 | } |
2853 | } |
2854 | else |
2855 | { |
2856 | error ("%s: expecting type(%d) to be a character string", |
2857 | name, k+1); |
2858 | return; |
2859 | } |
2860 | |
2861 | octave_value_list idx_item; |
2862 | |
2863 | if (subs(k).is_string ()) |
2864 | idx_item(0) = subs(k); |
2865 | else if (subs(k).is_cell ()) |
2866 | { |
2867 | Cell subs_cell = subs(k).cell_value (); |
2868 | |
2869 | for (int n = 0; n < subs_cell.length (); n++) |
2870 | { |
2871 | if (subs_cell(n).is_string () |
2872 | && subs_cell(n).string_value () == ":") |
2873 | idx_item(n) = octave_value(octave_value::magic_colon_t); |
2874 | else |
2875 | idx_item(n) = subs_cell(n); |
2876 | } |
2877 | } |
2878 | else |
2879 | { |
2880 | error ("%s: expecting subs(%d) to be a character string or cell array", |
2881 | name, k+1); |
2882 | return; |
2883 | } |
2884 | |
2885 | idx.push_back (idx_item); |
2886 | } |
2887 | } |
2888 | else |
2889 | error ("%s: second argument must be a structure with fields 'type' and 'subs'", |
2890 | name); |
2891 | } |
2892 | |
2893 | DEFUN (subsref, args, nargout,octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2894 | "-*- texinfo -*-\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2895 | @deftypefn {Built-in Function} {} subsref (@var{val}, @var{idx})\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2896 | Perform the subscripted element selection operation according to\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2897 | the subscript specified by @var{idx}.\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2898 | \n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2899 | The subscript @var{idx} is expected to be a structure array with\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2900 | fields @samp{type} and @samp{subs}. Valid values for @samp{type}\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2901 | are @samp{\"()\"}, @samp{\"@{@}\"}, and @samp{\".\"}.\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2902 | The @samp{subs} field may be either @samp{\":\"} or a cell array\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2903 | of index values.\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2904 | \n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2905 | The following example shows how to extract the two first columns of\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2906 | a matrix\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2907 | \n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2908 | @example\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2909 | @group\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2910 | val = magic (3)\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2911 | @result{} val = [ 8 1 6\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2912 | 3 5 7\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2913 | 4 9 2 ]\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2914 | idx.type = \"()\";\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2915 | idx.subs = @{\":\", 1:2@};\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2916 | subsref (val, idx)\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2917 | @result{} [ 8 1\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2918 | 3 5\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2919 | 4 9 ]\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2920 | @end group\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2921 | @end example\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2922 | \n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2923 | @noindent\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2924 | Note that this is the same as writing @code{val(:,1:2)}.\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2925 | \n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2926 | If @var{idx} is an empty structure array with fields @samp{type}\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2927 | and @samp{subs}, return @var{val}.\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2928 | @seealso{subsasgn, substruct}\n\octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2929 | @end deftypefn")octave_value_list Fsubsref (const octave_value_list& args , int nargout) |
2930 | { |
2931 | octave_value_list retval; |
2932 | |
2933 | if (args.length () == 2) |
2934 | { |
2935 | std::string type; |
2936 | std::list<octave_value_list> idx; |
2937 | |
2938 | decode_subscripts ("subsref", args(1), type, idx); |
2939 | |
2940 | if (! error_state) |
2941 | { |
2942 | octave_value arg0 = args(0); |
2943 | |
2944 | if (type.empty ()) |
2945 | retval = arg0; |
2946 | else |
2947 | retval = arg0.subsref (type, idx, nargout); |
2948 | } |
2949 | } |
2950 | else |
2951 | print_usage (); |
2952 | |
2953 | return retval; |
2954 | } |
2955 | |
2956 | DEFUN (subsasgn, args, ,octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2957 | "-*- texinfo -*-\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2958 | @deftypefn {Built-in Function} {} subsasgn (@var{val}, @var{idx}, @var{rhs})\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2959 | Perform the subscripted assignment operation according to\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2960 | the subscript specified by @var{idx}.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2961 | \n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2962 | The subscript @var{idx} is expected to be a structure array with\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2963 | fields @samp{type} and @samp{subs}. Valid values for @samp{type}\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2964 | are @samp{\"()\"}, @samp{\"@{@}\"}, and @samp{\".\"}.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2965 | The @samp{subs} field may be either @samp{\":\"} or a cell array\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2966 | of index values.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2967 | \n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2968 | The following example shows how to set the two first columns of a\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2969 | 3-by-3 matrix to zero.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2970 | \n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2971 | @example\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2972 | @group\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2973 | val = magic (3);\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2974 | idx.type = \"()\";\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2975 | idx.subs = @{\":\", 1:2@};\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2976 | subsasgn (val, idx, 0)\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2977 | @result{} [ 0 0 6\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2978 | 0 0 7\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2979 | 0 0 2 ]\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2980 | @end group\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2981 | @end example\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2982 | \n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2983 | Note that this is the same as writing @code{val(:,1:2) = 0}.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2984 | \n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2985 | If @var{idx} is an empty structure array with fields @samp{type}\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2986 | and @samp{subs}, return @var{rhs}.\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2987 | @seealso{subsref, substruct}\n\octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2988 | @end deftypefn")octave_value_list Fsubsasgn (const octave_value_list& args , int ) |
2989 | { |
2990 | octave_value retval; |
2991 | |
2992 | if (args.length () == 3) |
2993 | { |
2994 | std::string type; |
2995 | std::list<octave_value_list> idx; |
2996 | |
2997 | decode_subscripts ("subsasgn", args(1), type, idx); |
2998 | |
2999 | if (! error_state) |
3000 | { |
3001 | if (type.empty ()) |
3002 | { |
3003 | // Regularize a null matrix if stored into a variable. |
3004 | |
3005 | retval = args(2).storable_value (); |
3006 | } |
3007 | else |
3008 | { |
3009 | octave_value arg0 = args(0); |
3010 | |
3011 | arg0.make_unique (); |
3012 | |
3013 | if (! error_state) |
3014 | retval= arg0.subsasgn (type, idx, args(2)); |
3015 | } |
3016 | } |
3017 | } |
3018 | else |
3019 | print_usage (); |
3020 | |
3021 | return retval; |
3022 | } |
3023 | |
3024 | /* |
3025 | %!test |
3026 | %! a = reshape ([1:25], 5,5); |
3027 | %! idx1 = substruct ("()", {3, 3}); |
3028 | %! idx2 = substruct ("()", {2:2:5, 2:2:5}); |
3029 | %! idx3 = substruct ("()", {":", [1,5]}); |
3030 | %! idx4 = struct ("type", {}, "subs", {}); |
3031 | %! assert (subsref (a, idx1), 13); |
3032 | %! assert (subsref (a, idx2), [7 17; 9 19]); |
3033 | %! assert (subsref (a, idx3), [1:5; 21:25]'); |
3034 | %! assert (subsref (a, idx4), a); |
3035 | %! a = subsasgn (a, idx1, 0); |
3036 | %! a = subsasgn (a, idx2, 0); |
3037 | %! a = subsasgn (a, idx3, 0); |
3038 | %!# a = subsasgn (a, idx4, 0); |
3039 | %! b = [0 6 11 16 0 |
3040 | %! 0 0 12 0 0 |
3041 | %! 0 8 0 18 0 |
3042 | %! 0 0 14 0 0 |
3043 | %! 0 10 15 20 0]; |
3044 | %! assert (a, b); |
3045 | |
3046 | %!test |
3047 | %! c = num2cell (reshape ([1:25],5,5)); |
3048 | %! idx1 = substruct ("{}", {3, 3}); |
3049 | %! idx2 = substruct ("()", {2:2:5, 2:2:5}); |
3050 | %! idx3 = substruct ("()", {":", [1,5]}); |
3051 | %! idx2p = substruct ("{}", {2:2:5, 2:2:5}); |
3052 | %! idx3p = substruct ("{}", {":", [1,5]}); |
3053 | %! idx4 = struct ("type", {}, "subs", {}); |
3054 | %! assert ({ subsref(c, idx1) }, {13}); |
3055 | %! assert ({ subsref(c, idx2p) }, {7 9 17 19}); |
3056 | %! assert ({ subsref(c, idx3p) }, num2cell ([1:5, 21:25])); |
3057 | %! assert (subsref (c, idx4), c); |
3058 | %! c = subsasgn (c, idx1, 0); |
3059 | %! c = subsasgn (c, idx2, 0); |
3060 | %! c = subsasgn (c, idx3, 0); |
3061 | %!# c = subsasgn (c, idx4, 0); |
3062 | %! d = {0 6 11 16 0 |
3063 | %! 0 0 12 0 0 |
3064 | %! 0 8 0 18 0 |
3065 | %! 0 0 14 0 0 |
3066 | %! 0 10 15 20 0}; |
3067 | %! assert (c, d); |
3068 | |
3069 | %!test |
3070 | %! s.a = "ohai"; |
3071 | %! s.b = "dere"; |
3072 | %! s.c = 42; |
3073 | %! idx1 = substruct (".", "a"); |
3074 | %! idx2 = substruct (".", "b"); |
3075 | %! idx3 = substruct (".", "c"); |
3076 | %! idx4 = struct ("type", {}, "subs", {}); |
3077 | %! assert (subsref (s, idx1), "ohai"); |
3078 | %! assert (subsref (s, idx2), "dere"); |
3079 | %! assert (subsref (s, idx3), 42); |
3080 | %! assert (subsref (s, idx4), s); |
3081 | %! s = subsasgn (s, idx1, "Hello"); |
3082 | %! s = subsasgn (s, idx2, "There"); |
3083 | %! s = subsasgn (s, idx3, 163); |
3084 | %!# s = subsasgn (s, idx4, 163); |
3085 | %! t.a = "Hello"; |
3086 | %! t.b = "There"; |
3087 | %! t.c = 163; |
3088 | %! assert (s, t); |
3089 | */ |
3090 | |
3091 | DEFUN (is_sq_string, args, ,octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3092 | "-*- texinfo -*-\n\octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3093 | @deftypefn {Built-in Function} {} is_sq_string (@var{x})\n\octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3094 | Return true if @var{x} is a single-quoted character string.\n\octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3095 | @seealso{is_dq_string, ischar}\n\octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3096 | @end deftypefn")octave_value_list Fis_sq_string (const octave_value_list& args, int ) |
3097 | { |
3098 | octave_value retval; |
3099 | |
3100 | if (args.length () == 1) |
3101 | retval = args(0).is_sq_string (); |
3102 | else |
3103 | print_usage (); |
3104 | |
3105 | return retval; |
3106 | } |
3107 | |
3108 | /* |
3109 | %!assert (is_sq_string ('foo'), true) |
3110 | %!assert (is_sq_string ("foo"), false) |
3111 | %!assert (is_sq_string (1.0), false) |
3112 | %!assert (is_sq_string ({2.0}), false) |
3113 | |
3114 | %!error is_sq_string () |
3115 | %!error is_sq_string ('foo', 2) |
3116 | */ |
3117 | |
3118 | DEFUN (is_dq_string, args, ,octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3119 | "-*- texinfo -*-\n\octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3120 | @deftypefn {Built-in Function} {} is_dq_string (@var{x})\n\octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3121 | Return true if @var{x} is a double-quoted character string.\n\octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3122 | @seealso{is_sq_string, ischar}\n\octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3123 | @end deftypefn")octave_value_list Fis_dq_string (const octave_value_list& args, int ) |
3124 | { |
3125 | octave_value retval; |
3126 | |
3127 | if (args.length () == 1) |
3128 | retval = args(0).is_dq_string (); |
3129 | else |
3130 | print_usage (); |
3131 | |
3132 | return retval; |
3133 | } |
3134 | |
3135 | /* |
3136 | %!assert (is_dq_string ("foo"), true) |
3137 | %!assert (is_dq_string ('foo'), false) |
3138 | %!assert (is_dq_string (1.0), false) |
3139 | %!assert (is_dq_string ({2.0}), false) |
3140 | |
3141 | %!error is_dq_string () |
3142 | %!error is_dq_string ("foo", 2) |
3143 | */ |