/usr/share/gccxml-0.9/GCC/3.2/bits/stl_list.h is in gccxml 0.9.0+cvs20111013-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 | // List implementation -*- C++ -*-
// Copyright (C) 2001, 2002 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
/*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
* Copyright (c) 1996,1997
* Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*/
/** @file stl_list.h
* This is an internal header file, included by other library headers.
* You should not attempt to use it directly.
*/
#ifndef __GLIBCPP_INTERNAL_LIST_H
#define __GLIBCPP_INTERNAL_LIST_H
#include <bits/concept_check.h>
namespace std
{
struct _List_node_base
{
_List_node_base* _M_next;
_List_node_base* _M_prev;
};
template<typename _Tp>
struct _List_node : public _List_node_base
{
_Tp _M_data;
};
struct _List_iterator_base
{
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef bidirectional_iterator_tag iterator_category;
_List_node_base* _M_node;
_List_iterator_base(_List_node_base* __x)
: _M_node(__x)
{ }
_List_iterator_base()
{ }
void
_M_incr()
{ _M_node = _M_node->_M_next; }
void
_M_decr()
{ _M_node = _M_node->_M_prev; }
bool
operator==(const _List_iterator_base& __x) const
{ return _M_node == __x._M_node; }
bool
operator!=(const _List_iterator_base& __x) const
{ return _M_node != __x._M_node; }
};
template<typename _Tp, typename _Ref, typename _Ptr>
struct _List_iterator : public _List_iterator_base
{
typedef _List_iterator<_Tp,_Tp&,_Tp*> iterator;
typedef _List_iterator<_Tp,const _Tp&,const _Tp*> const_iterator;
typedef _List_iterator<_Tp,_Ref,_Ptr> _Self;
typedef _Tp value_type;
typedef _Ptr pointer;
typedef _Ref reference;
typedef _List_node<_Tp> _Node;
_List_iterator(_Node* __x)
: _List_iterator_base(__x)
{ }
_List_iterator()
{ }
_List_iterator(const iterator& __x)
: _List_iterator_base(__x._M_node)
{ }
reference
operator*() const
{ return ((_Node*) _M_node)->_M_data; }
pointer
operator->() const
{ return &(operator*()); }
_Self&
operator++()
{
this->_M_incr();
return *this;
}
_Self
operator++(int)
{
_Self __tmp = *this;
this->_M_incr();
return __tmp;
}
_Self&
operator--()
{
this->_M_decr();
return *this;
}
_Self
operator--(int)
{
_Self __tmp = *this;
this->_M_decr();
return __tmp;
}
};
// Base class that encapsulates details of allocators. Three cases:
// an ordinary standard-conforming allocator, a standard-conforming
// allocator with no non-static data, and an SGI-style allocator.
// This complexity is necessary only because we're worrying about backward
// compatibility and because we want to avoid wasting storage on an
// allocator instance if it isn't necessary.
// Base for general standard-conforming allocators.
template<typename _Tp, typename _Allocator, bool _IsStatic>
class _List_alloc_base
{
public:
typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
allocator_type;
allocator_type
get_allocator() const
{ return _Node_allocator; }
_List_alloc_base(const allocator_type& __a)
: _Node_allocator(__a)
{ }
protected:
_List_node<_Tp>*
_M_get_node()
{ return _Node_allocator.allocate(1); }
void
_M_put_node(_List_node<_Tp>* __p)
{ _Node_allocator.deallocate(__p, 1); }
protected:
typename _Alloc_traits<_List_node<_Tp>, _Allocator>::allocator_type
_Node_allocator;
_List_node<_Tp>* _M_node;
};
// Specialization for instanceless allocators.
template<typename _Tp, typename _Allocator>
class _List_alloc_base<_Tp, _Allocator, true>
{
public:
typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
allocator_type;
allocator_type
get_allocator() const
{ return allocator_type(); }
_List_alloc_base(const allocator_type&)
{ }
protected:
typedef typename _Alloc_traits<_List_node<_Tp>, _Allocator>::_Alloc_type
_Alloc_type;
_List_node<_Tp>*
_M_get_node()
{ return _Alloc_type::allocate(1); }
void
_M_put_node(_List_node<_Tp>* __p)
{ _Alloc_type::deallocate(__p, 1); }
protected:
_List_node<_Tp>* _M_node;
};
template<typename _Tp, typename _Alloc>
class _List_base
: public _List_alloc_base<_Tp, _Alloc,
_Alloc_traits<_Tp, _Alloc>::_S_instanceless>
{
public:
typedef _List_alloc_base<_Tp, _Alloc,
_Alloc_traits<_Tp, _Alloc>::_S_instanceless>
_Base;
typedef typename _Base::allocator_type allocator_type;
_List_base(const allocator_type& __a)
: _Base(__a)
{
this->_M_node = this->_M_get_node();
this->_M_node->_M_next = this->_M_node;
this->_M_node->_M_prev = this->_M_node;
}
~_List_base()
{
clear();
this->_M_put_node(this->_M_node);
}
void clear();
};
/**
* @ingroup Containers
* @ingroup Sequences
*
* Meets the requirements of a <a href="tables.html#65">container</a>, a
* <a href="tables.html#66">reversible container</a>, and a
* <a href="tables.html#67">sequence</a>, including the
* <a href="tables.html#68">optional sequence requirements</a> with the
* %exception of @c at and @c operator[].
*
* @doctodo
*
*/
template<typename _Tp, typename _Alloc = allocator<_Tp> >
class list : protected _List_base<_Tp, _Alloc>
{
// concept requirements
__glibcpp_class_requires(_Tp, _SGIAssignableConcept)
typedef _List_base<_Tp, _Alloc> _Base;
protected:
typedef void* _Void_pointer;
public:
typedef _Tp value_type;
typedef value_type* pointer;
typedef const value_type* const_pointer;
typedef value_type& reference;
typedef const value_type& const_reference;
typedef _List_node<_Tp> _Node;
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef typename _Base::allocator_type allocator_type;
typedef _List_iterator<_Tp,_Tp&,_Tp*> iterator;
typedef _List_iterator<_Tp,const _Tp&,const _Tp*> const_iterator;
typedef reverse_iterator<const_iterator> const_reverse_iterator;
typedef reverse_iterator<iterator> reverse_iterator;
protected:
using _Base::_M_node;
using _Base::_M_put_node;
using _Base::_M_get_node;
protected:
_Node*
_M_create_node(const _Tp& __x)
{
_Node* __p = _M_get_node();
try {
_Construct(&__p->_M_data, __x);
}
catch(...)
{
_M_put_node(__p);
__throw_exception_again;
}
return __p;
}
_Node*
_M_create_node()
{
_Node* __p = _M_get_node();
try {
_Construct(&__p->_M_data);
}
catch(...)
{
_M_put_node(__p);
__throw_exception_again;
}
return __p;
}
public:
allocator_type
get_allocator() const
{ return _Base::get_allocator(); }
explicit
list(const allocator_type& __a = allocator_type())
: _Base(__a)
{ }
iterator
begin()
{ return static_cast<_Node*>(_M_node->_M_next); }
const_iterator
begin() const
{ return static_cast<_Node*>(_M_node->_M_next); }
iterator
end()
{ return _M_node; }
const_iterator
end() const
{ return _M_node; }
reverse_iterator
rbegin()
{ return reverse_iterator(end()); }
const_reverse_iterator
rbegin() const
{ return const_reverse_iterator(end()); }
reverse_iterator
rend()
{ return reverse_iterator(begin()); }
const_reverse_iterator
rend() const
{ return const_reverse_iterator(begin()); }
bool
empty() const
{ return _M_node->_M_next == _M_node; }
size_type
size() const
{ return distance(begin(), end()); }
size_type
max_size() const
{ return size_type(-1); }
reference
front()
{ return *begin(); }
const_reference
front() const
{ return *begin(); }
reference
back()
{ return *(--end()); }
const_reference
back() const
{ return *(--end()); }
void
swap(list<_Tp, _Alloc>& __x)
{ std::swap(_M_node, __x._M_node); }
iterator
insert(iterator __position, const _Tp& __x)
{
_Node* __tmp = _M_create_node(__x);
__tmp->_M_next = __position._M_node;
__tmp->_M_prev = __position._M_node->_M_prev;
__position._M_node->_M_prev->_M_next = __tmp;
__position._M_node->_M_prev = __tmp;
return __tmp;
}
iterator
insert(iterator __position)
{ return insert(__position, _Tp()); }
// Check whether it's an integral type. If so, it's not an iterator.
template<typename _Integer>
void
_M_insert_dispatch(iterator __pos, _Integer __n, _Integer __x, __true_type)
{ _M_fill_insert(__pos, (size_type) __n, (_Tp) __x); }
template<typename _InputIterator>
void
_M_insert_dispatch(iterator __pos,
_InputIterator __first, _InputIterator __last,
__false_type);
template<typename _InputIterator>
void
insert(iterator __pos, _InputIterator __first, _InputIterator __last)
{
typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
_M_insert_dispatch(__pos, __first, __last, _Integral());
}
void
insert(iterator __pos, size_type __n, const _Tp& __x)
{ _M_fill_insert(__pos, __n, __x); }
void
_M_fill_insert(iterator __pos, size_type __n, const _Tp& __x);
void
push_front(const _Tp& __x)
{ insert(begin(), __x); }
void
push_front()
{ insert(begin()); }
void
push_back(const _Tp& __x)
{ insert(end(), __x); }
void
push_back()
{ insert(end()); }
iterator
erase(iterator __position)
{
_List_node_base* __next_node = __position._M_node->_M_next;
_List_node_base* __prev_node = __position._M_node->_M_prev;
_Node* __n = static_cast<_Node*>(__position._M_node);
__prev_node->_M_next = __next_node;
__next_node->_M_prev = __prev_node;
_Destroy(&__n->_M_data);
_M_put_node(__n);
return iterator(static_cast<_Node*>(__next_node));
}
iterator
erase(iterator __first, iterator __last);
void
clear()
{ _Base::clear(); }
void
resize(size_type __new_size, const _Tp& __x);
void
resize(size_type __new_size)
{ this->resize(__new_size, _Tp()); }
void
pop_front()
{ erase(begin()); }
void
pop_back()
{
iterator __tmp = end();
erase(--__tmp);
}
list(size_type __n, const _Tp& __value,
const allocator_type& __a = allocator_type())
: _Base(__a)
{ insert(begin(), __n, __value); }
explicit
list(size_type __n)
: _Base(allocator_type())
{ insert(begin(), __n, _Tp()); }
// We don't need any dispatching tricks here, because insert does all of
// that anyway.
template<typename _InputIterator>
list(_InputIterator __first, _InputIterator __last,
const allocator_type& __a = allocator_type())
: _Base(__a)
{ insert(begin(), __first, __last); }
list(const list<_Tp, _Alloc>& __x)
: _Base(__x.get_allocator())
{ insert(begin(), __x.begin(), __x.end()); }
~list()
{ }
list<_Tp, _Alloc>&
operator=(const list<_Tp, _Alloc>& __x);
public:
// assign(), a generalized assignment member function. Two
// versions: one that takes a count, and one that takes a range.
// The range version is a member template, so we dispatch on whether
// or not the type is an integer.
void
assign(size_type __n, const _Tp& __val)
{ _M_fill_assign(__n, __val); }
void
_M_fill_assign(size_type __n, const _Tp& __val);
template<typename _InputIterator>
void
assign(_InputIterator __first, _InputIterator __last)
{
typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
_M_assign_dispatch(__first, __last, _Integral());
}
template<typename _Integer>
void
_M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
{ _M_fill_assign((size_type) __n, (_Tp) __val); }
template<typename _InputIterator>
void
_M_assign_dispatch(_InputIterator __first, _InputIterator __last,
__false_type);
protected:
void
_M_transfer(iterator __position, iterator __first, iterator __last)
{
if (__position != __last) {
// Remove [first, last) from its old position.
__last._M_node->_M_prev->_M_next = __position._M_node;
__first._M_node->_M_prev->_M_next = __last._M_node;
__position._M_node->_M_prev->_M_next = __first._M_node;
// Splice [first, last) into its new position.
_List_node_base* __tmp = __position._M_node->_M_prev;
__position._M_node->_M_prev = __last._M_node->_M_prev;
__last._M_node->_M_prev = __first._M_node->_M_prev;
__first._M_node->_M_prev = __tmp;
}
}
public:
void
splice(iterator __position, list& __x)
{
if (!__x.empty())
this->_M_transfer(__position, __x.begin(), __x.end());
}
void
splice(iterator __position, list&, iterator __i)
{
iterator __j = __i;
++__j;
if (__position == __i || __position == __j) return;
this->_M_transfer(__position, __i, __j);
}
void
splice(iterator __position, list&, iterator __first, iterator __last)
{
if (__first != __last)
this->_M_transfer(__position, __first, __last);
}
void
remove(const _Tp& __value);
void
unique();
void
merge(list& __x);
void
reverse();
void
sort();
template<typename _Predicate>
void
remove_if(_Predicate);
template<typename _BinaryPredicate>
void
unique(_BinaryPredicate);
template<typename _StrictWeakOrdering>
void
merge(list&, _StrictWeakOrdering);
template<typename _StrictWeakOrdering>
void
sort(_StrictWeakOrdering);
};
template<typename _Tp, typename _Alloc>
inline bool
operator==(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{
typedef typename list<_Tp,_Alloc>::const_iterator const_iterator;
const_iterator __end1 = __x.end();
const_iterator __end2 = __y.end();
const_iterator __i1 = __x.begin();
const_iterator __i2 = __y.begin();
while (__i1 != __end1 && __i2 != __end2 && *__i1 == *__i2) {
++__i1;
++__i2;
}
return __i1 == __end1 && __i2 == __end2;
}
template<typename _Tp, typename _Alloc>
inline bool
operator<(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{
return lexicographical_compare(__x.begin(), __x.end(),
__y.begin(), __y.end());
}
template<typename _Tp, typename _Alloc>
inline bool
operator!=(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{ return !(__x == __y); }
template<typename _Tp, typename _Alloc>
inline bool
operator>(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{ return __y < __x; }
template<typename _Tp, typename _Alloc>
inline bool
operator<=(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{ return !(__y < __x); }
template<typename _Tp, typename _Alloc>
inline bool
operator>=(const list<_Tp,_Alloc>& __x, const list<_Tp,_Alloc>& __y)
{ return !(__x < __y); }
template<typename _Tp, typename _Alloc>
inline void
swap(list<_Tp, _Alloc>& __x, list<_Tp, _Alloc>& __y)
{ __x.swap(__y); }
// move these to stl_list.tcc
template<typename _Tp, typename _Alloc>
void _List_base<_Tp,_Alloc>::
clear()
{
_List_node<_Tp>* __cur = static_cast<_List_node<_Tp>*>(this->_M_node->_M_next);
while (__cur != this->_M_node) {
_List_node<_Tp>* __tmp = __cur;
__cur = static_cast<_List_node<_Tp>*>(__cur->_M_next);
_Destroy(&__tmp->_M_data);
_M_put_node(__tmp);
}
this->_M_node->_M_next = this->_M_node;
this->_M_node->_M_prev = this->_M_node;
}
template<typename _Tp, typename _Alloc>
template <typename _InputIter>
void list<_Tp, _Alloc>::
_M_insert_dispatch(iterator __position, _InputIter __first, _InputIter __last,
__false_type)
{
for ( ; __first != __last; ++__first)
insert(__position, *__first);
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
_M_fill_insert(iterator __position, size_type __n, const _Tp& __x)
{
for ( ; __n > 0; --__n)
insert(__position, __x);
}
template<typename _Tp, typename _Alloc>
typename list<_Tp,_Alloc>::iterator list<_Tp, _Alloc>::
erase(iterator __first, iterator __last)
{
while (__first != __last)
erase(__first++);
return __last;
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
resize(size_type __new_size, const _Tp& __x)
{
iterator __i = begin();
size_type __len = 0;
for ( ; __i != end() && __len < __new_size; ++__i, ++__len)
;
if (__len == __new_size)
erase(__i, end());
else // __i == end()
insert(end(), __new_size - __len, __x);
}
template<typename _Tp, typename _Alloc>
list<_Tp, _Alloc>& list<_Tp, _Alloc>::
operator=(const list<_Tp, _Alloc>& __x)
{
if (this != &__x) {
iterator __first1 = begin();
iterator __last1 = end();
const_iterator __first2 = __x.begin();
const_iterator __last2 = __x.end();
while (__first1 != __last1 && __first2 != __last2)
*__first1++ = *__first2++;
if (__first2 == __last2)
erase(__first1, __last1);
else
insert(__last1, __first2, __last2);
}
return *this;
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
_M_fill_assign(size_type __n, const _Tp& __val) {
iterator __i = begin();
for ( ; __i != end() && __n > 0; ++__i, --__n)
*__i = __val;
if (__n > 0)
insert(end(), __n, __val);
else
erase(__i, end());
}
template<typename _Tp, typename _Alloc>
template <typename _InputIter>
void list<_Tp, _Alloc>::
_M_assign_dispatch(_InputIter __first2, _InputIter __last2, __false_type)
{
iterator __first1 = begin();
iterator __last1 = end();
for ( ; __first1 != __last1 && __first2 != __last2; ++__first1, ++__first2)
*__first1 = *__first2;
if (__first2 == __last2)
erase(__first1, __last1);
else
insert(__last1, __first2, __last2);
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
remove(const _Tp& __value)
{
iterator __first = begin();
iterator __last = end();
while (__first != __last) {
iterator __next = __first;
++__next;
if (*__first == __value) erase(__first);
__first = __next;
}
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
unique()
{
iterator __first = begin();
iterator __last = end();
if (__first == __last) return;
iterator __next = __first;
while (++__next != __last) {
if (*__first == *__next)
erase(__next);
else
__first = __next;
__next = __first;
}
}
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
merge(list<_Tp, _Alloc>& __x)
{
iterator __first1 = begin();
iterator __last1 = end();
iterator __first2 = __x.begin();
iterator __last2 = __x.end();
while (__first1 != __last1 && __first2 != __last2)
if (*__first2 < *__first1) {
iterator __next = __first2;
_M_transfer(__first1, __first2, ++__next);
__first2 = __next;
}
else
++__first1;
if (__first2 != __last2) _M_transfer(__last1, __first2, __last2);
}
inline void
__List_base_reverse(_List_node_base* __p)
{
_List_node_base* __tmp = __p;
do {
std::swap(__tmp->_M_next, __tmp->_M_prev);
__tmp = __tmp->_M_prev; // Old next node is now prev.
} while (__tmp != __p);
}
template<typename _Tp, typename _Alloc>
inline void list<_Tp, _Alloc>::
reverse()
{ __List_base_reverse(this->_M_node); }
template<typename _Tp, typename _Alloc>
void list<_Tp, _Alloc>::
sort()
{
// Do nothing if the list has length 0 or 1.
if (_M_node->_M_next != _M_node && _M_node->_M_next->_M_next != _M_node) {
list<_Tp, _Alloc> __carry;
list<_Tp, _Alloc> __counter[64];
int __fill = 0;
while (!empty()) {
__carry.splice(__carry.begin(), *this, begin());
int __i = 0;
while(__i < __fill && !__counter[__i].empty()) {
__counter[__i].merge(__carry);
__carry.swap(__counter[__i++]);
}
__carry.swap(__counter[__i]);
if (__i == __fill) ++__fill;
}
for (int __i = 1; __i < __fill; ++__i)
__counter[__i].merge(__counter[__i-1]);
swap(__counter[__fill-1]);
}
}
template<typename _Tp, typename _Alloc>
template <typename _Predicate>
void list<_Tp, _Alloc>::
remove_if(_Predicate __pred)
{
iterator __first = begin();
iterator __last = end();
while (__first != __last) {
iterator __next = __first;
++__next;
if (__pred(*__first)) erase(__first);
__first = __next;
}
}
template<typename _Tp, typename _Alloc>
template <typename _BinaryPredicate>
void list<_Tp, _Alloc>::
unique(_BinaryPredicate __binary_pred)
{
iterator __first = begin();
iterator __last = end();
if (__first == __last) return;
iterator __next = __first;
while (++__next != __last) {
if (__binary_pred(*__first, *__next))
erase(__next);
else
__first = __next;
__next = __first;
}
}
template<typename _Tp, typename _Alloc>
template <typename _StrictWeakOrdering>
void list<_Tp, _Alloc>::
merge(list<_Tp, _Alloc>& __x, _StrictWeakOrdering __comp)
{
iterator __first1 = begin();
iterator __last1 = end();
iterator __first2 = __x.begin();
iterator __last2 = __x.end();
while (__first1 != __last1 && __first2 != __last2)
if (__comp(*__first2, *__first1)) {
iterator __next = __first2;
_M_transfer(__first1, __first2, ++__next);
__first2 = __next;
}
else
++__first1;
if (__first2 != __last2) _M_transfer(__last1, __first2, __last2);
}
template<typename _Tp, typename _Alloc>
template <typename _StrictWeakOrdering>
void list<_Tp, _Alloc>::
sort(_StrictWeakOrdering __comp)
{
// Do nothing if the list has length 0 or 1.
if (_M_node->_M_next != _M_node && _M_node->_M_next->_M_next != _M_node) {
list<_Tp, _Alloc> __carry;
list<_Tp, _Alloc> __counter[64];
int __fill = 0;
while (!empty()) {
__carry.splice(__carry.begin(), *this, begin());
int __i = 0;
while(__i < __fill && !__counter[__i].empty()) {
__counter[__i].merge(__carry, __comp);
__carry.swap(__counter[__i++]);
}
__carry.swap(__counter[__i]);
if (__i == __fill) ++__fill;
}
for (int __i = 1; __i < __fill; ++__i)
__counter[__i].merge(__counter[__i-1], __comp);
swap(__counter[__fill-1]);
}
}
} // namespace std
#endif /* __GLIBCPP_INTERNAL_LIST_H */
// vi:set ts=2 sw=2:
// Local Variables:
// mode:C++
// End:
|