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- Committer: edam
- Date: 2012-02-25 01:31:43 UTC
- Revision ID: tim@ed.am-20120225013143-9fet2y2d3fjlrwez
added ulibc
- files added:
- src/utility
added
removed
src/utility/list
1
/* Copyright (C) 2004 Garrett A. Kajmowicz
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3
This file is part of the uClibc++ Library.
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This library is free software; you can redistribute it and/or
6
modify it under the terms of the GNU Lesser General Public
7
License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
12
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13
Lesser General Public License for more details.
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15
You should have received a copy of the GNU Lesser General Public
16
License along with this library; if not, write to the Free Software
17
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
*/
19
20
#include <memory>
21
#include <iterator>
22
#include <algorithm>
23
24
#ifndef __STD_HEADER_LIST
25
#define __STD_HEADER_LIST 1
26
27
#pragma GCC visibility push(default)
28
29
namespace std{
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31
template <class T, class Allocator = allocator<T> > class _UCXXEXPORT list {
32
public:
33
typedef typename Allocator::reference reference;
34
typedef typename Allocator::const_reference const_reference;
35
typedef typename Allocator::size_type size_type;
36
typedef typename Allocator::difference_type difference_type;
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typedef T value_type;
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typedef Allocator allocator_type;
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typedef typename Allocator::pointer pointer;
40
typedef typename Allocator::const_pointer const_pointer;
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42
protected:
43
class node;
44
class iter_list;
45
46
node * list_start;
47
node * list_end;
48
size_type elements;
49
Allocator a;
50
51
public:
52
53
typedef iter_list iterator;
54
typedef iter_list const_iterator;
55
typedef std::reverse_iterator<iterator> reverse_iterator;
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typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
57
58
explicit list(const Allocator& = Allocator());
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explicit list(size_type n, const T& value = T(), const Allocator& = Allocator());
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template <class InputIterator> list(InputIterator first, InputIterator last,
61
const Allocator& al= Allocator());
62
list(const list<T,Allocator>& x);
63
~list();
64
65
list<T,Allocator>& operator=(const list<T,Allocator>& x){
66
if(&x == this){
67
return *this;
68
}
69
clear();
70
iterator i = x.begin();
71
while(i != x.end()){
72
push_back(*i);
73
++i;
74
}
75
return *this;
76
}
77
78
template <class InputIterator> void assign(InputIterator first, InputIterator last);
79
template <class Size, class U> void assign(Size n, const U& u = U());
80
allocator_type get_allocator() const;
81
82
iterator begin();
83
const_iterator begin() const;
84
iterator end();
85
const_iterator end() const;
86
reverse_iterator rbegin();
87
const_reverse_iterator rbegin() const;
88
reverse_iterator rend();
89
const_reverse_iterator rend() const;
90
91
bool empty() const;
92
size_type size() const;
93
size_type max_size() const;
94
void resize(size_type sz, T c = T());
95
96
reference front();
97
const_reference front() const;
98
reference back();
99
const_reference back() const;
100
101
void push_front(const T& x);
102
void pop_front();
103
void push_back(const T& x);
104
void pop_back();
105
iterator insert(iterator position, const T& x = T());
106
void insert(iterator position, size_type n, const T& x);
107
template <class InputIterator> void insert(iterator position, InputIterator first, InputIterator last);
108
iterator erase(iterator position);
109
iterator erase(iterator position, iterator last);
110
void swap(list<T,Allocator>&);
111
void clear();
112
113
void splice(iterator position, list<T,Allocator>& x);
114
void splice(iterator position, list<T,Allocator>& x, iterator i);
115
void splice(iterator position, list<T,Allocator>& x, iterator first, iterator last);
116
void remove(const T& value);
117
template <class Predicate> void remove_if(Predicate pred);
118
void unique();
119
template <class BinaryPredicate> void unique(BinaryPredicate binary_pred);
120
void merge(list<T,Allocator>& x);
121
template <class Compare> void merge(list<T,Allocator>& x, Compare comp);
122
void sort();
123
template <class Compare> void sort(Compare comp);
124
void reverse();
125
protected:
126
void swap_nodes(node * x, node * y);
127
};
128
129
130
//Implementations of List
131
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//List node
133
template <class T, class Allocator> class _UCXXEXPORT list<T, Allocator>::node{
134
public:
135
node * previous;
136
node * next;
137
T * val;
138
139
node(): previous(0), next(0), val(0){ }
140
node(const T & t ): previous(0), next(0), val(0) {
141
val = new T(t);
142
//FIXME use allocator somehow but only call constructor once
143
}
144
node(const T & t, node * p, node * n): previous(p), next(n), val(0) {
145
val = new T(t);
146
}
147
~node(){ }
148
};
149
150
//List iterator
151
template <class T, class Allocator> class _UCXXEXPORT list<T, Allocator>::iter_list
152
: public std::iterator<
153
bidirectional_iterator_tag,
154
T,
155
typename Allocator::difference_type,
156
typename Allocator::pointer,
157
typename Allocator::reference
158
>
159
{
160
private:
161
node * current;
162
public:
163
iter_list():current(0) { }
164
iter_list( typename list<T, Allocator>::node * n): current(n) { }
165
iter_list(const list<T, Allocator>::iter_list & l): current(l.current) { }
166
~iter_list(){ }
167
168
iter_list & operator=(const list<T, Allocator>::iter_list & right ){
169
current = right.current;
170
return *this;
171
}
172
173
T & operator*(){
174
return *(current->val);
175
}
176
T * operator->(){
177
return current->val;
178
}
179
const T & operator*() const{
180
return *current->val;
181
}
182
const T * operator->() const{
183
return current->val;
184
}
185
186
bool operator==(const list<T, Allocator>::iter_list & right) const {
187
return (current == right.current);
188
}
189
190
bool operator!=(const list<T, Allocator>::iter_list & right) const {
191
return (current != right.current);
192
}
193
194
iter_list & operator++(){
195
current = current->next;
196
return *this;
197
}
198
199
iter_list operator++(int){
200
iter_list temp(current);
201
current = current->next;
202
return temp;
203
}
204
iter_list & operator--(){
205
current = current->previous;
206
return *this;
207
}
208
209
iter_list operator--(int){
210
iter_list temp(current);
211
current = current->previous;
212
return temp;
213
}
214
node * link_struct(){
215
return current;
216
}
217
iter_list & operator+=(unsigned int n){
218
for(unsigned int i = 0; i < n; ++i){
219
current = current->next;
220
}
221
return *this;
222
}
223
iter_list & operator-=(unsigned int n){
224
for(unsigned int i = 0; i < n; ++i){
225
current = current->previous;
226
}
227
return *this;
228
}
229
};
230
231
232
template<class T, class Allocator> list<T, Allocator>::list(const Allocator& al)
233
:list_start(0), list_end(0), elements(0), a(al)
234
{
235
//End node
236
list_start = new node();
237
list_end = list_start;
238
return;
239
}
240
241
template<class T, class Allocator> list<T, Allocator>::list
242
(typename Allocator::size_type n, const T& value, const Allocator& al)
243
:list_start(0), list_end(0), elements(0), a(al)
244
{
245
//End node
246
list_start = new node();
247
list_end = list_start;
248
249
for(typename Allocator::size_type i = 0; i < n ; ++i){
250
push_back(value);
251
}
252
}
253
254
template<class T, class Allocator> template <class InputIterator>
255
list<T, Allocator>::list
256
(InputIterator first, InputIterator last, const Allocator& al)
257
: list_start(0), list_end(0), elements(0), a(al)
258
{
259
list_start = new node();
260
list_end = list_start;
261
while(first != last){
262
push_back(*first);
263
++first;
264
}
265
}
266
267
template<class T, class Allocator> list<T, Allocator>::list(const list<T,Allocator>& x)
268
: list_start(0), list_end(0), elements(0), a(x.a)
269
{
270
list_start = new node();
271
list_end = list_start;
272
273
iterator i = x.begin();
274
while(i != x.end()){
275
push_back( *i);
276
++i;
277
}
278
}
279
280
template<class T, class Allocator> list<T, Allocator>::~list(){
281
while(elements > 0){
282
pop_front();
283
}
284
delete list_start->val;
285
#if UCLIBCXX_DEBUG
286
list_start->val = 0;
287
#endif
288
delete list_start;
289
#if UCLIBCXX_DEBUG
290
list_start = 0;
291
list_end = 0;
292
#endif
293
}
294
295
296
template<class T, class Allocator> void list<T, Allocator>::swap_nodes(node * x, node * y){
297
T * v = x->val;
298
x->val = y->val;
299
y->val = v;
300
}
301
302
template<class T, class Allocator> typename list<T, Allocator>::iterator
303
list<T, Allocator>::begin()
304
{
305
return iterator(list_start);
306
}
307
308
309
template<class T, class Allocator> typename list<T, Allocator>::const_iterator
310
list<T, Allocator>::begin() const
311
{
312
return const_iterator(list_start);
313
}
314
315
316
template<class T, class Allocator> typename list<T, Allocator>::iterator
317
list<T, Allocator>::end()
318
{
319
return iterator(list_end);
320
}
321
322
template<class T, class Allocator> typename list<T, Allocator>::const_iterator
323
list<T, Allocator>::end() const
324
{
325
return const_iterator(list_end);
326
}
327
328
template<class T, class Allocator> typename list<T, Allocator>::reverse_iterator
329
list<T, Allocator>::rbegin()
330
{
331
return reverse_iterator(end());
332
}
333
334
template<class T, class Allocator> typename list<T, Allocator>::const_reverse_iterator
335
list<T, Allocator>::rbegin() const
336
{
337
return const_reverse_iterator(end());
338
}
339
340
template<class T, class Allocator> typename list<T, Allocator>::reverse_iterator
341
list<T, Allocator>::rend()
342
{
343
return reverse_iterator(begin());
344
}
345
346
template<class T, class Allocator> typename list<T, Allocator>::const_reverse_iterator
347
list<T, Allocator>::rend() const
348
{
349
return const_reverse_iterator(begin());
350
}
351
352
template<class T, class Allocator> bool list<T, Allocator>::empty() const{
353
return (elements == 0);
354
}
355
template<class T, class Allocator> typename list<T, Allocator>::size_type list<T, Allocator>::size() const{
356
return elements;
357
}
358
template<class T, class Allocator> typename list<T, Allocator>::size_type list<T, Allocator>::max_size() const{
359
return ((size_type)(-1)) / (sizeof(T) + sizeof(node));
360
}
361
template<class T, class Allocator> void list<T, Allocator>::resize(typename Allocator::size_type sz, T c){
362
// if(sz > elements){
363
for(typename Allocator::size_type i = elements; i < sz; ++i){
364
push_back(c);
365
}
366
// }
367
// if(sz < elements){
368
for(typename Allocator::size_type i = elements; i > sz; --i){
369
pop_back();
370
}
371
// }
372
}
373
374
template<class T, class Allocator> typename list<T, Allocator>::reference list<T, Allocator>::front(){
375
return *(list_start->val);
376
}
377
template<class T, class Allocator> typename list<T, Allocator>::const_reference list<T, Allocator>::front() const{
378
return *(list_start->val);
379
}
380
template<class T, class Allocator> typename list<T, Allocator>::reference list<T, Allocator>::back(){
381
return *(list_end->previous->val);
382
}
383
template<class T, class Allocator> typename list<T, Allocator>::const_reference list<T, Allocator>::back() const{
384
return *(list_end->previous->val);
385
}
386
387
388
template<class T, class Allocator> void list<T, Allocator>::push_front(const T& x){
389
node * temp = new node(x);
390
list_start->previous = temp;
391
temp->previous = 0;
392
temp->next = list_start;
393
list_start = temp;
394
++elements;
395
}
396
397
template<class T, class Allocator> void list<T, Allocator>::pop_front(){
398
if(elements > 0){
399
list_start = list_start->next;
400
delete list_start->previous->val;
401
#if UCLIBCXX_DEBUG
402
list_start->previous->val = 0;
403
list_start->previous->next = 0;
404
list_start->previous->previous = 0;
405
#endif
406
delete list_start->previous;
407
list_start->previous = 0;
408
--elements;
409
}
410
}
411
412
template<class T, class Allocator> void list<T, Allocator>::push_back(const T& x){
413
if(elements == 0){
414
//The list is completely empty
415
list_start = new node(x);
416
list_end->previous = list_start;
417
list_start->previous = 0;
418
list_start->next = list_end;
419
elements = 1;
420
}else{
421
node * temp = new node(x);
422
temp->previous = list_end->previous;
423
temp->next = list_end;
424
list_end->previous->next = temp;
425
list_end->previous = temp;
426
++elements;
427
}
428
}
429
430
template<class T, class Allocator> void list<T, Allocator>::pop_back(){
431
if(elements > 0){
432
node * temp = list_end->previous;
433
if(temp == list_start){
434
list_end->previous = 0;
435
list_start = list_end;
436
}else{
437
temp->previous->next = temp->next;
438
list_end->previous = temp->previous;
439
}
440
delete temp->val;
441
#if UCLIBCXX_DEBUG
442
temp->val = 0;
443
temp->next = 0;
444
temp->previous = 0;
445
#endif
446
delete temp;
447
#if UCLIBCXX_DEBUG
448
temp = 0;
449
#endif
450
--elements;
451
}
452
}
453
454
455
template<class T, class Allocator> typename list<T, Allocator>::iterator
456
list<T, Allocator>::insert(iterator position, const T& x)
457
{
458
node * temp = new node(x);
459
460
temp->previous = position.link_struct()->previous;
461
temp->next = position.link_struct();
462
463
if(temp->previous == 0){
464
list_start = temp;
465
}else{
466
position.link_struct()->previous->next = temp;
467
}
468
469
position.link_struct()->previous = temp;
470
471
++elements;
472
--position;
473
return position;
474
}
475
476
template<class T, class Allocator> void list<T, Allocator>::insert(iterator position, size_type n, const T& x){
477
for(typename list<T, Allocator>::size_type i = 0; i < n; ++i){
478
position = insert(position, x);
479
}
480
}
481
482
template<class T, class Allocator> template <class InputIterator> void
483
list<T, Allocator>::insert(iterator position, InputIterator first, InputIterator last)
484
{
485
while(first !=last){
486
insert(position, *first);
487
++first;
488
}
489
}
490
template<class T, class Allocator> typename list<T, Allocator>::iterator
491
list<T, Allocator>::erase(iterator position)
492
{
493
if(position != end() ){
494
node * temp = position.link_struct();
495
if(temp == list_start){
496
++position;
497
temp->next->previous = 0;
498
list_start = temp->next;
499
}else{
500
--position;
501
temp->next->previous = temp->previous;
502
temp->previous->next = temp->next;
503
++position;
504
}
505
delete temp->val;
506
#if UCLIBCXX_DEBUG
507
temp->next = 0;
508
temp->previous = 0;
509
temp->val = 0;
510
#endif
511
delete temp;
512
#if UCLIBCXX_DEBUG
513
temp = 0;
514
#endif
515
--elements;
516
}
517
return position;
518
}
519
template<class T, class Allocator> typename list<T, Allocator>::iterator
520
list<T, Allocator>::erase(iterator position, iterator last)
521
{
522
iterator temp = position;
523
while(position !=last){
524
position = erase(position);
525
}
526
return position;
527
}
528
template<class T, class Allocator> void list<T, Allocator>::swap(list<T,Allocator>& l){
529
node * temp;
530
size_type tempel;
531
532
temp = list_start;
533
list_start = l.list_start;
534
l.list_start = temp;
535
536
temp = list_end;
537
list_end = l.list_end;
538
l.list_end = temp;
539
540
tempel = elements;
541
elements = l.elements;
542
l.elements = tempel;
543
}
544
template<class T, class Allocator> void list<T, Allocator>::clear(){
545
while(elements > 0){
546
pop_front();
547
}
548
}
549
550
template<class T, class Allocator>
551
void list<T, Allocator>::splice(iterator position, list<T,Allocator>& x)
552
{
553
554
//Can't add non-existant elements
555
if(x.elements == 0){
556
return;
557
}
558
559
elements += x.elements;
560
x.elements = 0;
561
562
563
//Chaining to the begining
564
if(position == begin()){
565
x.list_end->previous->next = list_start;
566
list_start->previous = x.list_end->previous;
567
568
list_start = x.list_start;
569
570
x.list_start = x.list_end;
571
x.list_end->previous = 0;
572
573
return;
574
}
575
576
//Link everything we need
577
x.list_start->previous = position.link_struct()->previous;
578
position.link_struct()->previous->next = x.list_start;
579
580
position.link_struct()->previous = x.list_end->previous;
581
x.list_end->previous->next = position.link_struct();
582
583
//Clean up the other list
584
585
x.list_start = x.list_end;
586
x.list_end->previous=0;
587
588
}
589
590
template<class T, class Allocator>
591
void list<T, Allocator>::splice(iterator position, list<T,Allocator>& x, iterator i)
592
{
593
//Invalid conditions
594
if( x.elements == 0 || i == position || position.link_struct() == i.link_struct()->next ){
595
return;
596
}
597
598
599
//Do we need to adjust the begining pointer?
600
if(i == x.begin()){
601
x.list_start = x.list_start->next;
602
x.list_start->previous = 0;
603
}
604
605
606
//Insert at begining special case
607
if(position == begin()){
608
609
i.link_struct()->previous->next = i.link_struct()->next;
610
i.link_struct()->next->previous = i.link_struct()->previous;
611
612
i.link_struct()->previous = 0;
613
i.link_struct()->next = position.link_struct();
614
position.link_struct()->previous = i.link_struct();
615
616
list_start = i.link_struct();
617
618
--x.elements;
619
++elements;
620
return;
621
}
622
623
if( i.link_struct()->previous != 0){
624
i.link_struct()->previous->next = i.link_struct()->next;
625
i.link_struct()->next->previous = i.link_struct()->previous;
626
}else{
627
i.link_struct()->next->previous = 0;
628
x.list_start = i.link_struct()->next;
629
}
630
631
i.link_struct()->previous = position.link_struct()->previous;
632
position.link_struct()->previous->next = i.link_struct();
633
634
i.link_struct()->next = position.link_struct();
635
position.link_struct()->previous = i.link_struct();
636
637
--x.elements;
638
++elements;
639
}
640
641
template<class T, class Allocator>
642
void list<T, Allocator>::splice(iterator position, list<T,Allocator>& x,
643
iterator first, iterator last)
644
{
645
if(x.elements == 0){
646
return;
647
}
648
649
iterator temp;
650
while(first != last){
651
temp = first;
652
++first;
653
splice(position, x, temp);
654
}
655
}
656
657
658
template<class T, class Allocator> void list<T, Allocator>::remove(const T& value){
659
iterator temp = begin();
660
while( temp != end() ){
661
if(*temp == value){
662
temp = erase(temp);
663
}else{
664
++temp;
665
}
666
}
667
}
668
669
670
template<class T, class Allocator> template <class Predicate> void list<T, Allocator>::remove_if(Predicate pred){
671
iterator temp = begin();
672
while( temp != end() ){
673
if( pred(*temp) ){
674
temp = erase(temp);
675
}else{
676
++temp;
677
}
678
}
679
}
680
681
682
template<class T, class Allocator> void list<T, Allocator>::unique(){
683
equal_to<typename iterator_traits<iterator>::value_type> p;
684
unique(p);
685
}
686
687
template<class T, class Allocator> template <class BinaryPredicate>
688
void list<T, Allocator>::unique(BinaryPredicate binary_pred)
689
{
690
iterator temp1 = begin();
691
iterator temp2;
692
++temp1;
693
while( temp1 != end() ){
694
temp2 = temp1;
695
--temp2;
696
if( binary_pred(*temp1, *temp2) ){
697
erase(temp1);
698
temp1 = temp2;
699
}
700
++temp1;
701
}
702
}
703
704
template<class T, class Allocator> void list<T, Allocator>::merge(list<T,Allocator>& x){
705
less<typename iterator_traits<typename list<T, Allocator>::iterator>::value_type> c;
706
merge(x, c);
707
}
708
709
template<class T, class Allocator> template <class Compare>
710
void list<T, Allocator>::merge(list<T,Allocator>& x, Compare comp)
711
{
712
iterator source = x.begin();
713
iterator temp;
714
iterator dest = begin();
715
716
while(source != x.end()){
717
while( dest != end() && comp (*dest, *source) ){
718
++dest;
719
}
720
++elements;
721
--x.elements;
722
723
temp = source;
724
++temp;
725
726
if(dest == begin()){
727
dest.link_struct()->previous = source.link_struct();
728
source.link_struct()->next = dest.link_struct();
729
source.link_struct()->previous = 0;
730
list_start = source.link_struct();
731
}else{
732
source.link_struct()->previous = dest.link_struct()->previous;
733
dest.link_struct()->previous->next = source.link_struct();
734
source.link_struct()->next = dest.link_struct();
735
dest.link_struct()->previous = source.link_struct();
736
}
737
source = temp;
738
}
739
740
//Fix up x;
741
x.list_start = x.list_end;
742
x.list_start->previous = 0;
743
}
744
745
template<class T, class Allocator> void list<T, Allocator>::sort(){
746
less<typename iterator_traits<typename list<T, Allocator>::iterator>::value_type> c;
747
sort(c);
748
}
749
750
template<class T, class Allocator> template <class Compare>
751
void list<T, Allocator>::sort(Compare comp)
752
{
753
typename list<T, Allocator>::iterator i, j, k;
754
755
//FIXME - bubble sort
756
757
if(elements == 0){
758
return;
759
}
760
761
i = end();
762
--i;
763
while(i != begin()){
764
j = begin();
765
k = j;
766
++k;
767
while(j != i){
768
if( comp(*k, *j) ){
769
swap_nodes(k.link_struct(), j.link_struct());
770
}
771
++j;
772
++k;
773
}
774
--i;
775
}
776
}
777
778
779
template<class T, class Allocator> void list<T, Allocator>::reverse(){
780
if(elements == 0){
781
return;
782
}
783
784
node * current;
785
node * following;
786
node * temp;
787
788
//Need to move the list_end element to the begining
789
790
temp = list_end;
791
list_end = temp->previous;
792
list_end->next = 0;
793
794
list_start->previous = temp;
795
temp->previous = 0;
796
temp->next = list_start;
797
list_start = temp;
798
799
current = list_start;
800
801
while( current != list_end ){
802
following = current->next;
803
804
//Swap the values pointed to/at with the current node
805
temp = current->next;
806
current->next = current->previous;
807
current->previous = temp;
808
809
current = following;
810
}
811
812
//Swap pointers on the end node
813
temp = list_end->next;
814
list_end->next = list_end->previous;
815
list_end->previous = temp;
816
817
818
//Swap the fixed pointers
819
temp = list_start;
820
list_start = list_end;
821
list_end = temp;
822
823
}
824
825
template <class T, class Allocator>
826
bool operator==(const list<T,Allocator>& x, const list<T,Allocator>& y){
827
if(x.size() != y.size()){
828
return false;
829
}
830
typename list<T,Allocator>::const_iterator i = x.begin();
831
typename list<T,Allocator>::const_iterator j = y.begin();
832
833
while(i != x.end()){
834
if( *i != *j){
835
return false;
836
}
837
++i;
838
++j;
839
}
840
return true;
841
}
842
843
template <class T, class Allocator>
844
bool operator< (const list<T,Allocator>& x, const list<T,Allocator>& y){
845
typename list<T,Allocator>::const_iterator i = x.begin();
846
typename list<T,Allocator>::const_iterator j = y.begin();
847
while(i != x.end() && j != y.end()){
848
if( *i < *j){
849
return true;
850
}
851
if(*j < *i){
852
return false;
853
}
854
++i;
855
++j;
856
}
857
return (i == x.end() && j != y.end());
858
}
859
860
template <class T, class Allocator>
861
bool operator!=(const list<T,Allocator>& x, const list<T,Allocator>& y){
862
return !(x == y);
863
}
864
865
template <class T, class Allocator>
866
bool operator> (const list<T,Allocator>& x, const list<T,Allocator>& y){
867
typename list<T,Allocator>::const_iterator i = x.begin();
868
typename list<T,Allocator>::const_iterator j = y.begin();
869
while(i != x.end() && j != y.end()){
870
if( *i > *j){
871
return true;
872
}
873
if( *j > *i){
874
return false;
875
}
876
++i;
877
++j;
878
}
879
return (i != x.end() && j == y.end());
880
}
881
882
template <class T, class Allocator>
883
bool operator>=(const list<T,Allocator>& x, const list<T,Allocator>& y){
884
typename list<T,Allocator>::const_iterator i = x.begin();
885
typename list<T,Allocator>::const_iterator j = y.begin();
886
while(i != x.end() && j != y.end()){
887
if( *i >= *j){
888
return true;
889
}
890
if(*j >= *i){
891
return false;
892
}
893
++i;
894
++j;
895
}
896
return (i != x.end() && j == y.end());
897
}
898
899
template <class T, class Allocator>
900
bool operator<=(const list<T,Allocator>& x, const list<T,Allocator>& y){
901
typename list<T,Allocator>::const_iterator i = x.begin();
902
typename list<T,Allocator>::const_iterator j = y.begin();
903
while(i != x.end() && j != y.end()){
904
if( *i <= *j){
905
return true;
906
}
907
if(*j <= *i){
908
return false;
909
}
910
++i;
911
++j;
912
}
913
return (i == x.end());
914
}
915
916
template <class T, class Allocator>
917
void swap(list<T,Allocator>& x, list<T,Allocator>& y){
918
x.swap(y);
919
}
920
921
}
922
923
#pragma GCC visibility pop
924
925
#endif
926
927
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0