| Index: gcc/libstdc++-v3/include/ext/rope
|
| diff --git a/gcc/libstdc++-v3/include/ext/rope b/gcc/libstdc++-v3/include/ext/rope
|
| deleted file mode 100644
|
| index 462c8f5db2ba629c30ac8e29811d9f7e95d11eaf..0000000000000000000000000000000000000000
|
| --- a/gcc/libstdc++-v3/include/ext/rope
|
| +++ /dev/null
|
| @@ -1,2958 +0,0 @@
|
| -// SGI's rope class -*- C++ -*-
|
| -
|
| -// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
|
| -// 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 3, 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.
|
| -
|
| -// Under Section 7 of GPL version 3, you are granted additional
|
| -// permissions described in the GCC Runtime Library Exception, version
|
| -// 3.1, as published by the Free Software Foundation.
|
| -
|
| -// You should have received a copy of the GNU General Public License and
|
| -// a copy of the GCC Runtime Library Exception along with this program;
|
| -// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
| -// <http://www.gnu.org/licenses/>.
|
| -
|
| -/*
|
| - * Copyright (c) 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 ext/rope
|
| - * This file is a GNU extension to the Standard C++ Library (possibly
|
| - * containing extensions from the HP/SGI STL subset).
|
| - */
|
| -
|
| -#ifndef _ROPE
|
| -#define _ROPE 1
|
| -
|
| -#include <algorithm>
|
| -#include <iosfwd>
|
| -#include <bits/stl_construct.h>
|
| -#include <bits/stl_uninitialized.h>
|
| -#include <bits/stl_function.h>
|
| -#include <bits/stl_numeric.h>
|
| -#include <bits/allocator.h>
|
| -#include <bits/gthr.h>
|
| -#include <tr1/functional>
|
| -
|
| -# ifdef __GC
|
| -# define __GC_CONST const
|
| -# else
|
| -# define __GC_CONST // constant except for deallocation
|
| -# endif
|
| -
|
| -#include <ext/memory> // For uninitialized_copy_n
|
| -
|
| -_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
|
| -
|
| - namespace __detail
|
| - {
|
| - enum { _S_max_rope_depth = 45 };
|
| - enum _Tag {_S_leaf, _S_concat, _S_substringfn, _S_function};
|
| - } // namespace __detail
|
| -
|
| - using std::size_t;
|
| - using std::ptrdiff_t;
|
| - using std::allocator;
|
| - using std::_Destroy;
|
| -
|
| - // See libstdc++/36832.
|
| - template<typename _ForwardIterator, typename _Allocator>
|
| - void
|
| - _Destroy_const(_ForwardIterator __first,
|
| - _ForwardIterator __last, _Allocator __alloc)
|
| - {
|
| - for (; __first != __last; ++__first)
|
| - __alloc.destroy(&*__first);
|
| - }
|
| -
|
| - template<typename _ForwardIterator, typename _Tp>
|
| - inline void
|
| - _Destroy_const(_ForwardIterator __first,
|
| - _ForwardIterator __last, allocator<_Tp>)
|
| - { _Destroy(__first, __last); }
|
| -
|
| - // The _S_eos function is used for those functions that
|
| - // convert to/from C-like strings to detect the end of the string.
|
| -
|
| - // The end-of-C-string character.
|
| - // This is what the draft standard says it should be.
|
| - template <class _CharT>
|
| - inline _CharT
|
| - _S_eos(_CharT*)
|
| - { return _CharT(); }
|
| -
|
| - // Test for basic character types.
|
| - // For basic character types leaves having a trailing eos.
|
| - template <class _CharT>
|
| - inline bool
|
| - _S_is_basic_char_type(_CharT*)
|
| - { return false; }
|
| -
|
| - template <class _CharT>
|
| - inline bool
|
| - _S_is_one_byte_char_type(_CharT*)
|
| - { return false; }
|
| -
|
| - inline bool
|
| - _S_is_basic_char_type(char*)
|
| - { return true; }
|
| -
|
| - inline bool
|
| - _S_is_one_byte_char_type(char*)
|
| - { return true; }
|
| -
|
| - inline bool
|
| - _S_is_basic_char_type(wchar_t*)
|
| - { return true; }
|
| -
|
| - // Store an eos iff _CharT is a basic character type.
|
| - // Do not reference _S_eos if it isn't.
|
| - template <class _CharT>
|
| - inline void
|
| - _S_cond_store_eos(_CharT&) { }
|
| -
|
| - inline void
|
| - _S_cond_store_eos(char& __c)
|
| - { __c = 0; }
|
| -
|
| - inline void
|
| - _S_cond_store_eos(wchar_t& __c)
|
| - { __c = 0; }
|
| -
|
| - // char_producers are logically functions that generate a section of
|
| - // a string. These can be converted to ropes. The resulting rope
|
| - // invokes the char_producer on demand. This allows, for example,
|
| - // files to be viewed as ropes without reading the entire file.
|
| - template <class _CharT>
|
| - class char_producer
|
| - {
|
| - public:
|
| - virtual ~char_producer() { };
|
| -
|
| - virtual void
|
| - operator()(size_t __start_pos, size_t __len,
|
| - _CharT* __buffer) = 0;
|
| - // Buffer should really be an arbitrary output iterator.
|
| - // That way we could flatten directly into an ostream, etc.
|
| - // This is thoroughly impossible, since iterator types don't
|
| - // have runtime descriptions.
|
| - };
|
| -
|
| - // Sequence buffers:
|
| - //
|
| - // Sequence must provide an append operation that appends an
|
| - // array to the sequence. Sequence buffers are useful only if
|
| - // appending an entire array is cheaper than appending element by element.
|
| - // This is true for many string representations.
|
| - // This should perhaps inherit from ostream<sequence::value_type>
|
| - // and be implemented correspondingly, so that they can be used
|
| - // for formatted. For the sake of portability, we don't do this yet.
|
| - //
|
| - // For now, sequence buffers behave as output iterators. But they also
|
| - // behave a little like basic_ostringstream<sequence::value_type> and a
|
| - // little like containers.
|
| -
|
| - template<class _Sequence, size_t _Buf_sz = 100>
|
| - class sequence_buffer
|
| - : public std::iterator<std::output_iterator_tag, void, void, void, void>
|
| - {
|
| - public:
|
| - typedef typename _Sequence::value_type value_type;
|
| - protected:
|
| - _Sequence* _M_prefix;
|
| - value_type _M_buffer[_Buf_sz];
|
| - size_t _M_buf_count;
|
| - public:
|
| -
|
| - void
|
| - flush()
|
| - {
|
| - _M_prefix->append(_M_buffer, _M_buffer + _M_buf_count);
|
| - _M_buf_count = 0;
|
| - }
|
| -
|
| - ~sequence_buffer()
|
| - { flush(); }
|
| -
|
| - sequence_buffer()
|
| - : _M_prefix(0), _M_buf_count(0) { }
|
| -
|
| - sequence_buffer(const sequence_buffer& __x)
|
| - {
|
| - _M_prefix = __x._M_prefix;
|
| - _M_buf_count = __x._M_buf_count;
|
| - std::copy(__x._M_buffer, __x._M_buffer + __x._M_buf_count, _M_buffer);
|
| - }
|
| -
|
| - sequence_buffer(sequence_buffer& __x)
|
| - {
|
| - __x.flush();
|
| - _M_prefix = __x._M_prefix;
|
| - _M_buf_count = 0;
|
| - }
|
| -
|
| - sequence_buffer(_Sequence& __s)
|
| - : _M_prefix(&__s), _M_buf_count(0) { }
|
| -
|
| - sequence_buffer&
|
| - operator=(sequence_buffer& __x)
|
| - {
|
| - __x.flush();
|
| - _M_prefix = __x._M_prefix;
|
| - _M_buf_count = 0;
|
| - return *this;
|
| - }
|
| -
|
| - sequence_buffer&
|
| - operator=(const sequence_buffer& __x)
|
| - {
|
| - _M_prefix = __x._M_prefix;
|
| - _M_buf_count = __x._M_buf_count;
|
| - std::copy(__x._M_buffer, __x._M_buffer + __x._M_buf_count, _M_buffer);
|
| - return *this;
|
| - }
|
| -
|
| - void
|
| - push_back(value_type __x)
|
| - {
|
| - if (_M_buf_count < _Buf_sz)
|
| - {
|
| - _M_buffer[_M_buf_count] = __x;
|
| - ++_M_buf_count;
|
| - }
|
| - else
|
| - {
|
| - flush();
|
| - _M_buffer[0] = __x;
|
| - _M_buf_count = 1;
|
| - }
|
| - }
|
| -
|
| - void
|
| - append(value_type* __s, size_t __len)
|
| - {
|
| - if (__len + _M_buf_count <= _Buf_sz)
|
| - {
|
| - size_t __i = _M_buf_count;
|
| - for (size_t __j = 0; __j < __len; __i++, __j++)
|
| - _M_buffer[__i] = __s[__j];
|
| - _M_buf_count += __len;
|
| - }
|
| - else if (0 == _M_buf_count)
|
| - _M_prefix->append(__s, __s + __len);
|
| - else
|
| - {
|
| - flush();
|
| - append(__s, __len);
|
| - }
|
| - }
|
| -
|
| - sequence_buffer&
|
| - write(value_type* __s, size_t __len)
|
| - {
|
| - append(__s, __len);
|
| - return *this;
|
| - }
|
| -
|
| - sequence_buffer&
|
| - put(value_type __x)
|
| - {
|
| - push_back(__x);
|
| - return *this;
|
| - }
|
| -
|
| - sequence_buffer&
|
| - operator=(const value_type& __rhs)
|
| - {
|
| - push_back(__rhs);
|
| - return *this;
|
| - }
|
| -
|
| - sequence_buffer&
|
| - operator*()
|
| - { return *this; }
|
| -
|
| - sequence_buffer&
|
| - operator++()
|
| - { return *this; }
|
| -
|
| - sequence_buffer
|
| - operator++(int)
|
| - { return *this; }
|
| - };
|
| -
|
| - // The following should be treated as private, at least for now.
|
| - template<class _CharT>
|
| - class _Rope_char_consumer
|
| - {
|
| - public:
|
| - // If we had member templates, these should not be virtual.
|
| - // For now we need to use run-time parametrization where
|
| - // compile-time would do. Hence this should all be private
|
| - // for now.
|
| - // The symmetry with char_producer is accidental and temporary.
|
| - virtual ~_Rope_char_consumer() { };
|
| -
|
| - virtual bool
|
| - operator()(const _CharT* __buffer, size_t __len) = 0;
|
| - };
|
| -
|
| - // First a lot of forward declarations. The standard seems to require
|
| - // much stricter "declaration before use" than many of the implementations
|
| - // that preceded it.
|
| - template<class _CharT, class _Alloc = allocator<_CharT> >
|
| - class rope;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeConcatenation;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeLeaf;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeFunction;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeSubstring;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_iterator;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_const_iterator;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_char_ref_proxy;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_char_ptr_proxy;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - bool
|
| - operator==(const _Rope_char_ptr_proxy<_CharT, _Alloc>& __x,
|
| - const _Rope_char_ptr_proxy<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_const_iterator<_CharT, _Alloc>
|
| - operator-(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - ptrdiff_t __n);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_const_iterator<_CharT, _Alloc>
|
| - operator+(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - ptrdiff_t __n);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_const_iterator<_CharT, _Alloc>
|
| - operator+(ptrdiff_t __n,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __x);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - bool
|
| - operator==(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - bool
|
| - operator<(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - ptrdiff_t
|
| - operator-(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_iterator<_CharT, _Alloc>
|
| - operator-(const _Rope_iterator<_CharT, _Alloc>& __x, ptrdiff_t __n);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_iterator<_CharT, _Alloc>
|
| - operator+(const _Rope_iterator<_CharT, _Alloc>& __x, ptrdiff_t __n);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - _Rope_iterator<_CharT, _Alloc>
|
| - operator+(ptrdiff_t __n, const _Rope_iterator<_CharT, _Alloc>& __x);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - bool
|
| - operator==(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - bool
|
| - operator<(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - ptrdiff_t
|
| - operator-(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left,
|
| - const rope<_CharT, _Alloc>& __right);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left, const _CharT* __right);
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left, _CharT __right);
|
| -
|
| - // Some helpers, so we can use power on ropes.
|
| - // See below for why this isn't local to the implementation.
|
| -
|
| - // This uses a nonstandard refcount convention.
|
| - // The result has refcount 0.
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_Concat_fn
|
| - : public std::binary_function<rope<_CharT, _Alloc>, rope<_CharT, _Alloc>,
|
| - rope<_CharT, _Alloc> >
|
| - {
|
| - rope<_CharT, _Alloc>
|
| - operator()(const rope<_CharT, _Alloc>& __x,
|
| - const rope<_CharT, _Alloc>& __y)
|
| - { return __x + __y; }
|
| - };
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>
|
| - identity_element(_Rope_Concat_fn<_CharT, _Alloc>)
|
| - { return rope<_CharT, _Alloc>(); }
|
| -
|
| - // Class _Refcount_Base provides a type, _RC_t, a data member,
|
| - // _M_ref_count, and member functions _M_incr and _M_decr, which perform
|
| - // atomic preincrement/predecrement. The constructor initializes
|
| - // _M_ref_count.
|
| - struct _Refcount_Base
|
| - {
|
| - // The type _RC_t
|
| - typedef size_t _RC_t;
|
| -
|
| - // The data member _M_ref_count
|
| - volatile _RC_t _M_ref_count;
|
| -
|
| - // Constructor
|
| - __gthread_mutex_t _M_ref_count_lock;
|
| -
|
| - _Refcount_Base(_RC_t __n) : _M_ref_count(__n), _M_ref_count_lock()
|
| - {
|
| -#ifdef __GTHREAD_MUTEX_INIT
|
| - __gthread_mutex_t __tmp = __GTHREAD_MUTEX_INIT;
|
| - _M_ref_count_lock = __tmp;
|
| -#elif defined(__GTHREAD_MUTEX_INIT_FUNCTION)
|
| - __GTHREAD_MUTEX_INIT_FUNCTION (&_M_ref_count_lock);
|
| -#else
|
| -#error __GTHREAD_MUTEX_INIT or __GTHREAD_MUTEX_INIT_FUNCTION should be defined by gthr.h abstraction layer, report problem to libstdc++@gcc.gnu.org.
|
| -#endif
|
| - }
|
| -
|
| - void
|
| - _M_incr()
|
| - {
|
| - __gthread_mutex_lock(&_M_ref_count_lock);
|
| - ++_M_ref_count;
|
| - __gthread_mutex_unlock(&_M_ref_count_lock);
|
| - }
|
| -
|
| - _RC_t
|
| - _M_decr()
|
| - {
|
| - __gthread_mutex_lock(&_M_ref_count_lock);
|
| - volatile _RC_t __tmp = --_M_ref_count;
|
| - __gthread_mutex_unlock(&_M_ref_count_lock);
|
| - return __tmp;
|
| - }
|
| - };
|
| -
|
| - //
|
| - // What follows should really be local to rope. Unfortunately,
|
| - // that doesn't work, since it makes it impossible to define generic
|
| - // equality on rope iterators. According to the draft standard, the
|
| - // template parameters for such an equality operator cannot be inferred
|
| - // from the occurrence of a member class as a parameter.
|
| - // (SGI compilers in fact allow this, but the __result wouldn't be
|
| - // portable.)
|
| - // Similarly, some of the static member functions are member functions
|
| - // only to avoid polluting the global namespace, and to circumvent
|
| - // restrictions on type inference for template functions.
|
| - //
|
| -
|
| - //
|
| - // The internal data structure for representing a rope. This is
|
| - // private to the implementation. A rope is really just a pointer
|
| - // to one of these.
|
| - //
|
| - // A few basic functions for manipulating this data structure
|
| - // are members of _RopeRep. Most of the more complex algorithms
|
| - // are implemented as rope members.
|
| - //
|
| - // Some of the static member functions of _RopeRep have identically
|
| - // named functions in rope that simply invoke the _RopeRep versions.
|
| -
|
| -#define __ROPE_DEFINE_ALLOCS(__a) \
|
| - __ROPE_DEFINE_ALLOC(_CharT,_Data) /* character data */ \
|
| - typedef _Rope_RopeConcatenation<_CharT,__a> __C; \
|
| - __ROPE_DEFINE_ALLOC(__C,_C) \
|
| - typedef _Rope_RopeLeaf<_CharT,__a> __L; \
|
| - __ROPE_DEFINE_ALLOC(__L,_L) \
|
| - typedef _Rope_RopeFunction<_CharT,__a> __F; \
|
| - __ROPE_DEFINE_ALLOC(__F,_F) \
|
| - typedef _Rope_RopeSubstring<_CharT,__a> __S; \
|
| - __ROPE_DEFINE_ALLOC(__S,_S)
|
| -
|
| - // Internal rope nodes potentially store a copy of the allocator
|
| - // instance used to allocate them. This is mostly redundant.
|
| - // But the alternative would be to pass allocator instances around
|
| - // in some form to nearly all internal functions, since any pointer
|
| - // assignment may result in a zero reference count and thus require
|
| - // deallocation.
|
| -
|
| -#define __STATIC_IF_SGI_ALLOC /* not static */
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - struct _Rope_rep_base
|
| - : public _Alloc
|
| - {
|
| - typedef _Alloc allocator_type;
|
| -
|
| - allocator_type
|
| - get_allocator() const
|
| - { return *static_cast<const _Alloc*>(this); }
|
| -
|
| - allocator_type&
|
| - _M_get_allocator()
|
| - { return *static_cast<_Alloc*>(this); }
|
| -
|
| - const allocator_type&
|
| - _M_get_allocator() const
|
| - { return *static_cast<const _Alloc*>(this); }
|
| -
|
| - _Rope_rep_base(size_t __size, const allocator_type&)
|
| - : _M_size(__size) { }
|
| -
|
| - size_t _M_size;
|
| -
|
| -# define __ROPE_DEFINE_ALLOC(_Tp, __name) \
|
| - typedef typename \
|
| - _Alloc::template rebind<_Tp>::other __name##Alloc; \
|
| - static _Tp* __name##_allocate(size_t __n) \
|
| - { return __name##Alloc().allocate(__n); } \
|
| - static void __name##_deallocate(_Tp *__p, size_t __n) \
|
| - { __name##Alloc().deallocate(__p, __n); }
|
| - __ROPE_DEFINE_ALLOCS(_Alloc)
|
| -# undef __ROPE_DEFINE_ALLOC
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeRep
|
| - : public _Rope_rep_base<_CharT, _Alloc>
|
| -# ifndef __GC
|
| - , _Refcount_Base
|
| -# endif
|
| - {
|
| - public:
|
| - __detail::_Tag _M_tag:8;
|
| - bool _M_is_balanced:8;
|
| - unsigned char _M_depth;
|
| - __GC_CONST _CharT* _M_c_string;
|
| - __gthread_mutex_t _M_c_string_lock;
|
| - /* Flattened version of string, if needed. */
|
| - /* typically 0. */
|
| - /* If it's not 0, then the memory is owned */
|
| - /* by this node. */
|
| - /* In the case of a leaf, this may point to */
|
| - /* the same memory as the data field. */
|
| - typedef typename _Rope_rep_base<_CharT, _Alloc>::allocator_type
|
| - allocator_type;
|
| -
|
| - using _Rope_rep_base<_CharT, _Alloc>::get_allocator;
|
| - using _Rope_rep_base<_CharT, _Alloc>::_M_get_allocator;
|
| -
|
| - _Rope_RopeRep(__detail::_Tag __t, int __d, bool __b, size_t __size,
|
| - const allocator_type& __a)
|
| - : _Rope_rep_base<_CharT, _Alloc>(__size, __a),
|
| -#ifndef __GC
|
| - _Refcount_Base(1),
|
| -#endif
|
| - _M_tag(__t), _M_is_balanced(__b), _M_depth(__d), _M_c_string(0)
|
| -#ifdef __GTHREAD_MUTEX_INIT
|
| - {
|
| - // Do not copy a POSIX/gthr mutex once in use. However, bits are bits.
|
| - __gthread_mutex_t __tmp = __GTHREAD_MUTEX_INIT;
|
| - _M_c_string_lock = __tmp;
|
| - }
|
| -#else
|
| - { __GTHREAD_MUTEX_INIT_FUNCTION (&_M_c_string_lock); }
|
| -#endif
|
| -#ifdef __GC
|
| - void
|
| - _M_incr () { }
|
| -#endif
|
| - static void
|
| - _S_free_string(__GC_CONST _CharT*, size_t __len,
|
| - allocator_type& __a);
|
| -#define __STL_FREE_STRING(__s, __l, __a) _S_free_string(__s, __l, __a);
|
| - // Deallocate data section of a leaf.
|
| - // This shouldn't be a member function.
|
| - // But its hard to do anything else at the
|
| - // moment, because it's templatized w.r.t.
|
| - // an allocator.
|
| - // Does nothing if __GC is defined.
|
| -#ifndef __GC
|
| - void _M_free_c_string();
|
| - void _M_free_tree();
|
| - // Deallocate t. Assumes t is not 0.
|
| - void
|
| - _M_unref_nonnil()
|
| - {
|
| - if (0 == _M_decr())
|
| - _M_free_tree();
|
| - }
|
| -
|
| - void
|
| - _M_ref_nonnil()
|
| - { _M_incr(); }
|
| -
|
| - static void
|
| - _S_unref(_Rope_RopeRep* __t)
|
| - {
|
| - if (0 != __t)
|
| - __t->_M_unref_nonnil();
|
| - }
|
| -
|
| - static void
|
| - _S_ref(_Rope_RopeRep* __t)
|
| - {
|
| - if (0 != __t)
|
| - __t->_M_incr();
|
| - }
|
| -
|
| - static void
|
| - _S_free_if_unref(_Rope_RopeRep* __t)
|
| - {
|
| - if (0 != __t && 0 == __t->_M_ref_count)
|
| - __t->_M_free_tree();
|
| - }
|
| -# else /* __GC */
|
| - void _M_unref_nonnil() { }
|
| - void _M_ref_nonnil() { }
|
| - static void _S_unref(_Rope_RopeRep*) { }
|
| - static void _S_ref(_Rope_RopeRep*) { }
|
| - static void _S_free_if_unref(_Rope_RopeRep*) { }
|
| -# endif
|
| -protected:
|
| - _Rope_RopeRep&
|
| - operator=(const _Rope_RopeRep&);
|
| -
|
| - _Rope_RopeRep(const _Rope_RopeRep&);
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeLeaf
|
| - : public _Rope_RopeRep<_CharT, _Alloc>
|
| - {
|
| - public:
|
| - // Apparently needed by VC++
|
| - // The data fields of leaves are allocated with some
|
| - // extra space, to accommodate future growth and for basic
|
| - // character types, to hold a trailing eos character.
|
| - enum { _S_alloc_granularity = 8 };
|
| -
|
| - static size_t
|
| - _S_rounded_up_size(size_t __n)
|
| - {
|
| - size_t __size_with_eos;
|
| -
|
| - if (_S_is_basic_char_type((_CharT*)0))
|
| - __size_with_eos = __n + 1;
|
| - else
|
| - __size_with_eos = __n;
|
| -#ifdef __GC
|
| - return __size_with_eos;
|
| -#else
|
| - // Allow slop for in-place expansion.
|
| - return ((__size_with_eos + size_t(_S_alloc_granularity) - 1)
|
| - &~ (size_t(_S_alloc_granularity) - 1));
|
| -#endif
|
| - }
|
| - __GC_CONST _CharT* _M_data; /* Not necessarily 0 terminated. */
|
| - /* The allocated size is */
|
| - /* _S_rounded_up_size(size), except */
|
| - /* in the GC case, in which it */
|
| - /* doesn't matter. */
|
| - typedef typename _Rope_rep_base<_CharT,_Alloc>::allocator_type
|
| - allocator_type;
|
| -
|
| - _Rope_RopeLeaf(__GC_CONST _CharT* __d, size_t __size,
|
| - const allocator_type& __a)
|
| - : _Rope_RopeRep<_CharT, _Alloc>(__detail::_S_leaf, 0, true,
|
| - __size, __a), _M_data(__d)
|
| - {
|
| - if (_S_is_basic_char_type((_CharT *)0))
|
| - {
|
| - // already eos terminated.
|
| - this->_M_c_string = __d;
|
| - }
|
| - }
|
| - // The constructor assumes that d has been allocated with
|
| - // the proper allocator and the properly padded size.
|
| - // In contrast, the destructor deallocates the data:
|
| -#ifndef __GC
|
| - ~_Rope_RopeLeaf() throw()
|
| - {
|
| - if (_M_data != this->_M_c_string)
|
| - this->_M_free_c_string();
|
| -
|
| - __STL_FREE_STRING(_M_data, this->_M_size, this->_M_get_allocator());
|
| - }
|
| -#endif
|
| -protected:
|
| - _Rope_RopeLeaf&
|
| - operator=(const _Rope_RopeLeaf&);
|
| -
|
| - _Rope_RopeLeaf(const _Rope_RopeLeaf&);
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeConcatenation
|
| - : public _Rope_RopeRep<_CharT, _Alloc>
|
| - {
|
| - public:
|
| - _Rope_RopeRep<_CharT, _Alloc>* _M_left;
|
| - _Rope_RopeRep<_CharT, _Alloc>* _M_right;
|
| -
|
| - typedef typename _Rope_rep_base<_CharT, _Alloc>::allocator_type
|
| - allocator_type;
|
| -
|
| - _Rope_RopeConcatenation(_Rope_RopeRep<_CharT, _Alloc>* __l,
|
| - _Rope_RopeRep<_CharT, _Alloc>* __r,
|
| - const allocator_type& __a)
|
| - : _Rope_RopeRep<_CharT, _Alloc>(__detail::_S_concat,
|
| - std::max(__l->_M_depth,
|
| - __r->_M_depth) + 1,
|
| - false,
|
| - __l->_M_size + __r->_M_size, __a),
|
| - _M_left(__l), _M_right(__r)
|
| - { }
|
| -#ifndef __GC
|
| - ~_Rope_RopeConcatenation() throw()
|
| - {
|
| - this->_M_free_c_string();
|
| - _M_left->_M_unref_nonnil();
|
| - _M_right->_M_unref_nonnil();
|
| - }
|
| -#endif
|
| -protected:
|
| - _Rope_RopeConcatenation&
|
| - operator=(const _Rope_RopeConcatenation&);
|
| -
|
| - _Rope_RopeConcatenation(const _Rope_RopeConcatenation&);
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeFunction
|
| - : public _Rope_RopeRep<_CharT, _Alloc>
|
| - {
|
| - public:
|
| - char_producer<_CharT>* _M_fn;
|
| -#ifndef __GC
|
| - bool _M_delete_when_done; // Char_producer is owned by the
|
| - // rope and should be explicitly
|
| - // deleted when the rope becomes
|
| - // inaccessible.
|
| -#else
|
| - // In the GC case, we either register the rope for
|
| - // finalization, or not. Thus the field is unnecessary;
|
| - // the information is stored in the collector data structures.
|
| - // We do need a finalization procedure to be invoked by the
|
| - // collector.
|
| - static void
|
| - _S_fn_finalization_proc(void * __tree, void *)
|
| - { delete ((_Rope_RopeFunction *)__tree) -> _M_fn; }
|
| -#endif
|
| - typedef typename _Rope_rep_base<_CharT, _Alloc>::allocator_type
|
| - allocator_type;
|
| -
|
| - _Rope_RopeFunction(char_producer<_CharT>* __f, size_t __size,
|
| - bool __d, const allocator_type& __a)
|
| - : _Rope_RopeRep<_CharT, _Alloc>(__detail::_S_function, 0, true, __size, __a)
|
| - , _M_fn(__f)
|
| -#ifndef __GC
|
| - , _M_delete_when_done(__d)
|
| -#endif
|
| - {
|
| -#ifdef __GC
|
| - if (__d)
|
| - {
|
| - GC_REGISTER_FINALIZER(this, _Rope_RopeFunction::
|
| - _S_fn_finalization_proc, 0, 0, 0);
|
| - }
|
| -#endif
|
| - }
|
| -#ifndef __GC
|
| - ~_Rope_RopeFunction() throw()
|
| - {
|
| - this->_M_free_c_string();
|
| - if (_M_delete_when_done)
|
| - delete _M_fn;
|
| - }
|
| -# endif
|
| - protected:
|
| - _Rope_RopeFunction&
|
| - operator=(const _Rope_RopeFunction&);
|
| -
|
| - _Rope_RopeFunction(const _Rope_RopeFunction&);
|
| - };
|
| - // Substring results are usually represented using just
|
| - // concatenation nodes. But in the case of very long flat ropes
|
| - // or ropes with a functional representation that isn't practical.
|
| - // In that case, we represent the __result as a special case of
|
| - // RopeFunction, whose char_producer points back to the rope itself.
|
| - // In all cases except repeated substring operations and
|
| - // deallocation, we treat the __result as a RopeFunction.
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_RopeSubstring
|
| - : public _Rope_RopeFunction<_CharT, _Alloc>,
|
| - public char_producer<_CharT>
|
| - {
|
| - public:
|
| - // XXX this whole class should be rewritten.
|
| - _Rope_RopeRep<_CharT,_Alloc>* _M_base; // not 0
|
| - size_t _M_start;
|
| -
|
| - virtual void
|
| - operator()(size_t __start_pos, size_t __req_len,
|
| - _CharT* __buffer)
|
| - {
|
| - switch(_M_base->_M_tag)
|
| - {
|
| - case __detail::_S_function:
|
| - case __detail::_S_substringfn:
|
| - {
|
| - char_producer<_CharT>* __fn =
|
| - ((_Rope_RopeFunction<_CharT,_Alloc>*)_M_base)->_M_fn;
|
| - (*__fn)(__start_pos + _M_start, __req_len, __buffer);
|
| - }
|
| - break;
|
| - case __detail::_S_leaf:
|
| - {
|
| - __GC_CONST _CharT* __s =
|
| - ((_Rope_RopeLeaf<_CharT,_Alloc>*)_M_base)->_M_data;
|
| - uninitialized_copy_n(__s + __start_pos + _M_start, __req_len,
|
| - __buffer);
|
| - }
|
| - break;
|
| - default:
|
| - break;
|
| - }
|
| - }
|
| -
|
| - typedef typename _Rope_rep_base<_CharT, _Alloc>::allocator_type
|
| - allocator_type;
|
| -
|
| - _Rope_RopeSubstring(_Rope_RopeRep<_CharT, _Alloc>* __b, size_t __s,
|
| - size_t __l, const allocator_type& __a)
|
| - : _Rope_RopeFunction<_CharT, _Alloc>(this, __l, false, __a),
|
| - char_producer<_CharT>(), _M_base(__b), _M_start(__s)
|
| - {
|
| -#ifndef __GC
|
| - _M_base->_M_ref_nonnil();
|
| -#endif
|
| - this->_M_tag = __detail::_S_substringfn;
|
| - }
|
| - virtual ~_Rope_RopeSubstring() throw()
|
| - {
|
| -#ifndef __GC
|
| - _M_base->_M_unref_nonnil();
|
| - // _M_free_c_string(); -- done by parent class
|
| -#endif
|
| - }
|
| - };
|
| -
|
| - // Self-destructing pointers to Rope_rep.
|
| - // These are not conventional smart pointers. Their
|
| - // only purpose in life is to ensure that unref is called
|
| - // on the pointer either at normal exit or if an exception
|
| - // is raised. It is the caller's responsibility to
|
| - // adjust reference counts when these pointers are initialized
|
| - // or assigned to. (This convention significantly reduces
|
| - // the number of potentially expensive reference count
|
| - // updates.)
|
| -#ifndef __GC
|
| - template<class _CharT, class _Alloc>
|
| - struct _Rope_self_destruct_ptr
|
| - {
|
| - _Rope_RopeRep<_CharT, _Alloc>* _M_ptr;
|
| -
|
| - ~_Rope_self_destruct_ptr()
|
| - { _Rope_RopeRep<_CharT, _Alloc>::_S_unref(_M_ptr); }
|
| -#ifdef __EXCEPTIONS
|
| - _Rope_self_destruct_ptr() : _M_ptr(0) { };
|
| -#else
|
| - _Rope_self_destruct_ptr() { };
|
| -#endif
|
| - _Rope_self_destruct_ptr(_Rope_RopeRep<_CharT, _Alloc>* __p)
|
| - : _M_ptr(__p) { }
|
| -
|
| - _Rope_RopeRep<_CharT, _Alloc>&
|
| - operator*()
|
| - { return *_M_ptr; }
|
| -
|
| - _Rope_RopeRep<_CharT, _Alloc>*
|
| - operator->()
|
| - { return _M_ptr; }
|
| -
|
| - operator _Rope_RopeRep<_CharT, _Alloc>*()
|
| - { return _M_ptr; }
|
| -
|
| - _Rope_self_destruct_ptr&
|
| - operator=(_Rope_RopeRep<_CharT, _Alloc>* __x)
|
| - { _M_ptr = __x; return *this; }
|
| - };
|
| -#endif
|
| -
|
| - // Dereferencing a nonconst iterator has to return something
|
| - // that behaves almost like a reference. It's not possible to
|
| - // return an actual reference since assignment requires extra
|
| - // work. And we would get into the same problems as with the
|
| - // CD2 version of basic_string.
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_char_ref_proxy
|
| - {
|
| - friend class rope<_CharT, _Alloc>;
|
| - friend class _Rope_iterator<_CharT, _Alloc>;
|
| - friend class _Rope_char_ptr_proxy<_CharT, _Alloc>;
|
| -#ifdef __GC
|
| - typedef _Rope_RopeRep<_CharT, _Alloc>* _Self_destruct_ptr;
|
| -#else
|
| - typedef _Rope_self_destruct_ptr<_CharT, _Alloc> _Self_destruct_ptr;
|
| -#endif
|
| - typedef _Rope_RopeRep<_CharT, _Alloc> _RopeRep;
|
| - typedef rope<_CharT, _Alloc> _My_rope;
|
| - size_t _M_pos;
|
| - _CharT _M_current;
|
| - bool _M_current_valid;
|
| - _My_rope* _M_root; // The whole rope.
|
| - public:
|
| - _Rope_char_ref_proxy(_My_rope* __r, size_t __p)
|
| - : _M_pos(__p), _M_current(), _M_current_valid(false), _M_root(__r) { }
|
| -
|
| - _Rope_char_ref_proxy(const _Rope_char_ref_proxy& __x)
|
| - : _M_pos(__x._M_pos), _M_current(__x._M_current),
|
| - _M_current_valid(false), _M_root(__x._M_root) { }
|
| -
|
| - // Don't preserve cache if the reference can outlive the
|
| - // expression. We claim that's not possible without calling
|
| - // a copy constructor or generating reference to a proxy
|
| - // reference. We declare the latter to have undefined semantics.
|
| - _Rope_char_ref_proxy(_My_rope* __r, size_t __p, _CharT __c)
|
| - : _M_pos(__p), _M_current(__c), _M_current_valid(true), _M_root(__r) { }
|
| -
|
| - inline operator _CharT () const;
|
| -
|
| - _Rope_char_ref_proxy&
|
| - operator=(_CharT __c);
|
| -
|
| - _Rope_char_ptr_proxy<_CharT, _Alloc> operator&() const;
|
| -
|
| - _Rope_char_ref_proxy&
|
| - operator=(const _Rope_char_ref_proxy& __c)
|
| - { return operator=((_CharT)__c); }
|
| - };
|
| -
|
| - template<class _CharT, class __Alloc>
|
| - inline void
|
| - swap(_Rope_char_ref_proxy <_CharT, __Alloc > __a,
|
| - _Rope_char_ref_proxy <_CharT, __Alloc > __b)
|
| - {
|
| - _CharT __tmp = __a;
|
| - __a = __b;
|
| - __b = __tmp;
|
| - }
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_char_ptr_proxy
|
| - {
|
| - // XXX this class should be rewritten.
|
| - friend class _Rope_char_ref_proxy<_CharT, _Alloc>;
|
| - size_t _M_pos;
|
| - rope<_CharT,_Alloc>* _M_root; // The whole rope.
|
| - public:
|
| - _Rope_char_ptr_proxy(const _Rope_char_ref_proxy<_CharT,_Alloc>& __x)
|
| - : _M_pos(__x._M_pos), _M_root(__x._M_root) { }
|
| -
|
| - _Rope_char_ptr_proxy(const _Rope_char_ptr_proxy& __x)
|
| - : _M_pos(__x._M_pos), _M_root(__x._M_root) { }
|
| -
|
| - _Rope_char_ptr_proxy() { }
|
| -
|
| - _Rope_char_ptr_proxy(_CharT* __x)
|
| - : _M_root(0), _M_pos(0) { }
|
| -
|
| - _Rope_char_ptr_proxy&
|
| - operator=(const _Rope_char_ptr_proxy& __x)
|
| - {
|
| - _M_pos = __x._M_pos;
|
| - _M_root = __x._M_root;
|
| - return *this;
|
| - }
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend bool
|
| - operator==(const _Rope_char_ptr_proxy<_CharT2, _Alloc2>& __x,
|
| - const _Rope_char_ptr_proxy<_CharT2, _Alloc2>& __y);
|
| -
|
| - _Rope_char_ref_proxy<_CharT, _Alloc> operator*() const
|
| - { return _Rope_char_ref_proxy<_CharT, _Alloc>(_M_root, _M_pos); }
|
| - };
|
| -
|
| - // Rope iterators:
|
| - // Unlike in the C version, we cache only part of the stack
|
| - // for rope iterators, since they must be efficiently copyable.
|
| - // When we run out of cache, we have to reconstruct the iterator
|
| - // value.
|
| - // Pointers from iterators are not included in reference counts.
|
| - // Iterators are assumed to be thread private. Ropes can
|
| - // be shared.
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_iterator_base
|
| - : public std::iterator<std::random_access_iterator_tag, _CharT>
|
| - {
|
| - friend class rope<_CharT, _Alloc>;
|
| - public:
|
| - typedef _Alloc _allocator_type; // used in _Rope_rotate, VC++ workaround
|
| - typedef _Rope_RopeRep<_CharT, _Alloc> _RopeRep;
|
| - // Borland doesn't want this to be protected.
|
| - protected:
|
| - enum { _S_path_cache_len = 4 }; // Must be <= 9.
|
| - enum { _S_iterator_buf_len = 15 };
|
| - size_t _M_current_pos;
|
| - _RopeRep* _M_root; // The whole rope.
|
| - size_t _M_leaf_pos; // Starting position for current leaf
|
| - __GC_CONST _CharT* _M_buf_start;
|
| - // Buffer possibly
|
| - // containing current char.
|
| - __GC_CONST _CharT* _M_buf_ptr;
|
| - // Pointer to current char in buffer.
|
| - // != 0 ==> buffer valid.
|
| - __GC_CONST _CharT* _M_buf_end;
|
| - // One past __last valid char in buffer.
|
| - // What follows is the path cache. We go out of our
|
| - // way to make this compact.
|
| - // Path_end contains the bottom section of the path from
|
| - // the root to the current leaf.
|
| - const _RopeRep* _M_path_end[_S_path_cache_len];
|
| - int _M_leaf_index; // Last valid __pos in path_end;
|
| - // _M_path_end[0] ... _M_path_end[leaf_index-1]
|
| - // point to concatenation nodes.
|
| - unsigned char _M_path_directions;
|
| - // (path_directions >> __i) & 1 is 1
|
| - // iff we got from _M_path_end[leaf_index - __i - 1]
|
| - // to _M_path_end[leaf_index - __i] by going to the
|
| - // __right. Assumes path_cache_len <= 9.
|
| - _CharT _M_tmp_buf[_S_iterator_buf_len];
|
| - // Short buffer for surrounding chars.
|
| - // This is useful primarily for
|
| - // RopeFunctions. We put the buffer
|
| - // here to avoid locking in the
|
| - // multithreaded case.
|
| - // The cached path is generally assumed to be valid
|
| - // only if the buffer is valid.
|
| - static void _S_setbuf(_Rope_iterator_base& __x);
|
| - // Set buffer contents given
|
| - // path cache.
|
| - static void _S_setcache(_Rope_iterator_base& __x);
|
| - // Set buffer contents and
|
| - // path cache.
|
| - static void _S_setcache_for_incr(_Rope_iterator_base& __x);
|
| - // As above, but assumes path
|
| - // cache is valid for previous posn.
|
| - _Rope_iterator_base() { }
|
| -
|
| - _Rope_iterator_base(_RopeRep* __root, size_t __pos)
|
| - : _M_current_pos(__pos), _M_root(__root), _M_buf_ptr(0) { }
|
| -
|
| - void _M_incr(size_t __n);
|
| - void _M_decr(size_t __n);
|
| - public:
|
| - size_t
|
| - index() const
|
| - { return _M_current_pos; }
|
| -
|
| - _Rope_iterator_base(const _Rope_iterator_base& __x)
|
| - {
|
| - if (0 != __x._M_buf_ptr)
|
| - *this = __x;
|
| - else
|
| - {
|
| - _M_current_pos = __x._M_current_pos;
|
| - _M_root = __x._M_root;
|
| - _M_buf_ptr = 0;
|
| - }
|
| - }
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_iterator;
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_const_iterator
|
| - : public _Rope_iterator_base<_CharT, _Alloc>
|
| - {
|
| - friend class rope<_CharT, _Alloc>;
|
| - protected:
|
| - typedef _Rope_RopeRep<_CharT, _Alloc> _RopeRep;
|
| - // The one from the base class may not be directly visible.
|
| - _Rope_const_iterator(const _RopeRep* __root, size_t __pos)
|
| - : _Rope_iterator_base<_CharT, _Alloc>(const_cast<_RopeRep*>(__root),
|
| - __pos)
|
| - // Only nonconst iterators modify root ref count
|
| - { }
|
| - public:
|
| - typedef _CharT reference; // Really a value. Returning a reference
|
| - // Would be a mess, since it would have
|
| - // to be included in refcount.
|
| - typedef const _CharT* pointer;
|
| -
|
| - public:
|
| - _Rope_const_iterator() { };
|
| -
|
| - _Rope_const_iterator(const _Rope_const_iterator& __x)
|
| - : _Rope_iterator_base<_CharT,_Alloc>(__x) { }
|
| -
|
| - _Rope_const_iterator(const _Rope_iterator<_CharT,_Alloc>& __x);
|
| -
|
| - _Rope_const_iterator(const rope<_CharT, _Alloc>& __r, size_t __pos)
|
| - : _Rope_iterator_base<_CharT,_Alloc>(__r._M_tree_ptr, __pos) { }
|
| -
|
| - _Rope_const_iterator&
|
| - operator=(const _Rope_const_iterator& __x)
|
| - {
|
| - if (0 != __x._M_buf_ptr)
|
| - *(static_cast<_Rope_iterator_base<_CharT, _Alloc>*>(this)) = __x;
|
| - else
|
| - {
|
| - this->_M_current_pos = __x._M_current_pos;
|
| - this->_M_root = __x._M_root;
|
| - this->_M_buf_ptr = 0;
|
| - }
|
| - return(*this);
|
| - }
|
| -
|
| - reference
|
| - operator*()
|
| - {
|
| - if (0 == this->_M_buf_ptr)
|
| - _S_setcache(*this);
|
| - return *this->_M_buf_ptr;
|
| - }
|
| -
|
| - // Without this const version, Rope iterators do not meet the
|
| - // requirements of an Input Iterator.
|
| - reference
|
| - operator*() const
|
| - {
|
| - return *const_cast<_Rope_const_iterator&>(*this);
|
| - }
|
| -
|
| - _Rope_const_iterator&
|
| - operator++()
|
| - {
|
| - __GC_CONST _CharT* __next;
|
| - if (0 != this->_M_buf_ptr
|
| - && (__next = this->_M_buf_ptr + 1) < this->_M_buf_end)
|
| - {
|
| - this->_M_buf_ptr = __next;
|
| - ++this->_M_current_pos;
|
| - }
|
| - else
|
| - this->_M_incr(1);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_const_iterator&
|
| - operator+=(ptrdiff_t __n)
|
| - {
|
| - if (__n >= 0)
|
| - this->_M_incr(__n);
|
| - else
|
| - this->_M_decr(-__n);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_const_iterator&
|
| - operator--()
|
| - {
|
| - this->_M_decr(1);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_const_iterator&
|
| - operator-=(ptrdiff_t __n)
|
| - {
|
| - if (__n >= 0)
|
| - this->_M_decr(__n);
|
| - else
|
| - this->_M_incr(-__n);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_const_iterator
|
| - operator++(int)
|
| - {
|
| - size_t __old_pos = this->_M_current_pos;
|
| - this->_M_incr(1);
|
| - return _Rope_const_iterator<_CharT,_Alloc>(this->_M_root, __old_pos);
|
| - // This makes a subsequent dereference expensive.
|
| - // Perhaps we should instead copy the iterator
|
| - // if it has a valid cache?
|
| - }
|
| -
|
| - _Rope_const_iterator
|
| - operator--(int)
|
| - {
|
| - size_t __old_pos = this->_M_current_pos;
|
| - this->_M_decr(1);
|
| - return _Rope_const_iterator<_CharT,_Alloc>(this->_M_root, __old_pos);
|
| - }
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_const_iterator<_CharT2, _Alloc2>
|
| - operator-(const _Rope_const_iterator<_CharT2, _Alloc2>& __x,
|
| - ptrdiff_t __n);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_const_iterator<_CharT2, _Alloc2>
|
| - operator+(const _Rope_const_iterator<_CharT2, _Alloc2>& __x,
|
| - ptrdiff_t __n);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_const_iterator<_CharT2, _Alloc2>
|
| - operator+(ptrdiff_t __n,
|
| - const _Rope_const_iterator<_CharT2, _Alloc2>& __x);
|
| -
|
| - reference
|
| - operator[](size_t __n)
|
| - { return rope<_CharT, _Alloc>::_S_fetch(this->_M_root,
|
| - this->_M_current_pos + __n); }
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend bool
|
| - operator==(const _Rope_const_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_const_iterator<_CharT2, _Alloc2>& __y);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend bool
|
| - operator<(const _Rope_const_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_const_iterator<_CharT2, _Alloc2>& __y);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend ptrdiff_t
|
| - operator-(const _Rope_const_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_const_iterator<_CharT2, _Alloc2>& __y);
|
| - };
|
| -
|
| - template<class _CharT, class _Alloc>
|
| - class _Rope_iterator
|
| - : public _Rope_iterator_base<_CharT, _Alloc>
|
| - {
|
| - friend class rope<_CharT, _Alloc>;
|
| - protected:
|
| - typedef typename _Rope_iterator_base<_CharT, _Alloc>::_RopeRep _RopeRep;
|
| - rope<_CharT, _Alloc>* _M_root_rope;
|
| -
|
| - // root is treated as a cached version of this, and is used to
|
| - // detect changes to the underlying rope.
|
| -
|
| - // Root is included in the reference count. This is necessary
|
| - // so that we can detect changes reliably. Unfortunately, it
|
| - // requires careful bookkeeping for the nonGC case.
|
| - _Rope_iterator(rope<_CharT, _Alloc>* __r, size_t __pos)
|
| - : _Rope_iterator_base<_CharT, _Alloc>(__r->_M_tree_ptr, __pos),
|
| - _M_root_rope(__r)
|
| - { _RopeRep::_S_ref(this->_M_root);
|
| - if (!(__r -> empty()))
|
| - _S_setcache(*this);
|
| - }
|
| -
|
| - void _M_check();
|
| - public:
|
| - typedef _Rope_char_ref_proxy<_CharT, _Alloc> reference;
|
| - typedef _Rope_char_ref_proxy<_CharT, _Alloc>* pointer;
|
| -
|
| - rope<_CharT, _Alloc>&
|
| - container()
|
| - { return *_M_root_rope; }
|
| -
|
| - _Rope_iterator()
|
| - {
|
| - this->_M_root = 0; // Needed for reference counting.
|
| - };
|
| -
|
| - _Rope_iterator(const _Rope_iterator& __x)
|
| - : _Rope_iterator_base<_CharT, _Alloc>(__x)
|
| - {
|
| - _M_root_rope = __x._M_root_rope;
|
| - _RopeRep::_S_ref(this->_M_root);
|
| - }
|
| -
|
| - _Rope_iterator(rope<_CharT, _Alloc>& __r, size_t __pos);
|
| -
|
| - ~_Rope_iterator()
|
| - { _RopeRep::_S_unref(this->_M_root); }
|
| -
|
| - _Rope_iterator&
|
| - operator=(const _Rope_iterator& __x)
|
| - {
|
| - _RopeRep* __old = this->_M_root;
|
| -
|
| - _RopeRep::_S_ref(__x._M_root);
|
| - if (0 != __x._M_buf_ptr)
|
| - {
|
| - _M_root_rope = __x._M_root_rope;
|
| - *(static_cast<_Rope_iterator_base<_CharT, _Alloc>*>(this)) = __x;
|
| - }
|
| - else
|
| - {
|
| - this->_M_current_pos = __x._M_current_pos;
|
| - this->_M_root = __x._M_root;
|
| - _M_root_rope = __x._M_root_rope;
|
| - this->_M_buf_ptr = 0;
|
| - }
|
| - _RopeRep::_S_unref(__old);
|
| - return(*this);
|
| - }
|
| -
|
| - reference
|
| - operator*()
|
| - {
|
| - _M_check();
|
| - if (0 == this->_M_buf_ptr)
|
| - return _Rope_char_ref_proxy<_CharT, _Alloc>(_M_root_rope,
|
| - this->_M_current_pos);
|
| - else
|
| - return _Rope_char_ref_proxy<_CharT, _Alloc>(_M_root_rope,
|
| - this->_M_current_pos,
|
| - *this->_M_buf_ptr);
|
| - }
|
| -
|
| - // See above comment.
|
| - reference
|
| - operator*() const
|
| - {
|
| - return *const_cast<_Rope_iterator&>(*this);
|
| - }
|
| -
|
| - _Rope_iterator&
|
| - operator++()
|
| - {
|
| - this->_M_incr(1);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_iterator&
|
| - operator+=(ptrdiff_t __n)
|
| - {
|
| - if (__n >= 0)
|
| - this->_M_incr(__n);
|
| - else
|
| - this->_M_decr(-__n);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_iterator&
|
| - operator--()
|
| - {
|
| - this->_M_decr(1);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_iterator&
|
| - operator-=(ptrdiff_t __n)
|
| - {
|
| - if (__n >= 0)
|
| - this->_M_decr(__n);
|
| - else
|
| - this->_M_incr(-__n);
|
| - return *this;
|
| - }
|
| -
|
| - _Rope_iterator
|
| - operator++(int)
|
| - {
|
| - size_t __old_pos = this->_M_current_pos;
|
| - this->_M_incr(1);
|
| - return _Rope_iterator<_CharT,_Alloc>(_M_root_rope, __old_pos);
|
| - }
|
| -
|
| - _Rope_iterator
|
| - operator--(int)
|
| - {
|
| - size_t __old_pos = this->_M_current_pos;
|
| - this->_M_decr(1);
|
| - return _Rope_iterator<_CharT,_Alloc>(_M_root_rope, __old_pos);
|
| - }
|
| -
|
| - reference
|
| - operator[](ptrdiff_t __n)
|
| - { return _Rope_char_ref_proxy<_CharT, _Alloc>(_M_root_rope,
|
| - this->_M_current_pos
|
| - + __n); }
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend bool
|
| - operator==(const _Rope_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_iterator<_CharT2, _Alloc2>& __y);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend bool
|
| - operator<(const _Rope_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_iterator<_CharT2, _Alloc2>& __y);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend ptrdiff_t
|
| - operator-(const _Rope_iterator<_CharT2, _Alloc2>& __x,
|
| - const _Rope_iterator<_CharT2, _Alloc2>& __y);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_iterator<_CharT2, _Alloc2>
|
| - operator-(const _Rope_iterator<_CharT2, _Alloc2>& __x, ptrdiff_t __n);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_iterator<_CharT2, _Alloc2>
|
| - operator+(const _Rope_iterator<_CharT2, _Alloc2>& __x, ptrdiff_t __n);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend _Rope_iterator<_CharT2, _Alloc2>
|
| - operator+(ptrdiff_t __n, const _Rope_iterator<_CharT2, _Alloc2>& __x);
|
| - };
|
| -
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - struct _Rope_base
|
| - : public _Alloc
|
| - {
|
| - typedef _Alloc allocator_type;
|
| -
|
| - allocator_type
|
| - get_allocator() const
|
| - { return *static_cast<const _Alloc*>(this); }
|
| -
|
| - allocator_type&
|
| - _M_get_allocator()
|
| - { return *static_cast<_Alloc*>(this); }
|
| -
|
| - const allocator_type&
|
| - _M_get_allocator() const
|
| - { return *static_cast<const _Alloc*>(this); }
|
| -
|
| - typedef _Rope_RopeRep<_CharT, _Alloc> _RopeRep;
|
| - // The one in _Base may not be visible due to template rules.
|
| -
|
| - _Rope_base(_RopeRep* __t, const allocator_type&)
|
| - : _M_tree_ptr(__t) { }
|
| -
|
| - _Rope_base(const allocator_type&) { }
|
| -
|
| - // The only data member of a rope:
|
| - _RopeRep *_M_tree_ptr;
|
| -
|
| -#define __ROPE_DEFINE_ALLOC(_Tp, __name) \
|
| - typedef typename \
|
| - _Alloc::template rebind<_Tp>::other __name##Alloc; \
|
| - static _Tp* __name##_allocate(size_t __n) \
|
| - { return __name##Alloc().allocate(__n); } \
|
| - static void __name##_deallocate(_Tp *__p, size_t __n) \
|
| - { __name##Alloc().deallocate(__p, __n); }
|
| - __ROPE_DEFINE_ALLOCS(_Alloc)
|
| -#undef __ROPE_DEFINE_ALLOC
|
| -
|
| - protected:
|
| - _Rope_base&
|
| - operator=(const _Rope_base&);
|
| -
|
| - _Rope_base(const _Rope_base&);
|
| - };
|
| -
|
| - /**
|
| - * This is an SGI extension.
|
| - * @ingroup SGIextensions
|
| - * @doctodo
|
| - */
|
| - template <class _CharT, class _Alloc>
|
| - class rope : public _Rope_base<_CharT, _Alloc>
|
| - {
|
| - public:
|
| - typedef _CharT value_type;
|
| - typedef ptrdiff_t difference_type;
|
| - typedef size_t size_type;
|
| - typedef _CharT const_reference;
|
| - typedef const _CharT* const_pointer;
|
| - typedef _Rope_iterator<_CharT, _Alloc> iterator;
|
| - typedef _Rope_const_iterator<_CharT, _Alloc> const_iterator;
|
| - typedef _Rope_char_ref_proxy<_CharT, _Alloc> reference;
|
| - typedef _Rope_char_ptr_proxy<_CharT, _Alloc> pointer;
|
| -
|
| - friend class _Rope_iterator<_CharT, _Alloc>;
|
| - friend class _Rope_const_iterator<_CharT, _Alloc>;
|
| - friend struct _Rope_RopeRep<_CharT, _Alloc>;
|
| - friend class _Rope_iterator_base<_CharT, _Alloc>;
|
| - friend class _Rope_char_ptr_proxy<_CharT, _Alloc>;
|
| - friend class _Rope_char_ref_proxy<_CharT, _Alloc>;
|
| - friend struct _Rope_RopeSubstring<_CharT, _Alloc>;
|
| -
|
| - protected:
|
| - typedef _Rope_base<_CharT, _Alloc> _Base;
|
| - typedef typename _Base::allocator_type allocator_type;
|
| - using _Base::_M_tree_ptr;
|
| - using _Base::get_allocator;
|
| - using _Base::_M_get_allocator;
|
| - typedef __GC_CONST _CharT* _Cstrptr;
|
| -
|
| - static _CharT _S_empty_c_str[1];
|
| -
|
| - static bool
|
| - _S_is0(_CharT __c)
|
| - { return __c == _S_eos((_CharT*)0); }
|
| -
|
| - enum { _S_copy_max = 23 };
|
| - // For strings shorter than _S_copy_max, we copy to
|
| - // concatenate.
|
| -
|
| - typedef _Rope_RopeRep<_CharT, _Alloc> _RopeRep;
|
| - typedef _Rope_RopeConcatenation<_CharT, _Alloc> _RopeConcatenation;
|
| - typedef _Rope_RopeLeaf<_CharT, _Alloc> _RopeLeaf;
|
| - typedef _Rope_RopeFunction<_CharT, _Alloc> _RopeFunction;
|
| - typedef _Rope_RopeSubstring<_CharT, _Alloc> _RopeSubstring;
|
| -
|
| - // Retrieve a character at the indicated position.
|
| - static _CharT _S_fetch(_RopeRep* __r, size_type __pos);
|
| -
|
| -#ifndef __GC
|
| - // Obtain a pointer to the character at the indicated position.
|
| - // The pointer can be used to change the character.
|
| - // If such a pointer cannot be produced, as is frequently the
|
| - // case, 0 is returned instead.
|
| - // (Returns nonzero only if all nodes in the path have a refcount
|
| - // of 1.)
|
| - static _CharT* _S_fetch_ptr(_RopeRep* __r, size_type __pos);
|
| -#endif
|
| -
|
| - static bool
|
| - _S_apply_to_pieces(// should be template parameter
|
| - _Rope_char_consumer<_CharT>& __c,
|
| - const _RopeRep* __r,
|
| - size_t __begin, size_t __end);
|
| - // begin and end are assumed to be in range.
|
| -
|
| -#ifndef __GC
|
| - static void
|
| - _S_unref(_RopeRep* __t)
|
| - { _RopeRep::_S_unref(__t); }
|
| -
|
| - static void
|
| - _S_ref(_RopeRep* __t)
|
| - { _RopeRep::_S_ref(__t); }
|
| -
|
| -#else /* __GC */
|
| - static void _S_unref(_RopeRep*) { }
|
| - static void _S_ref(_RopeRep*) { }
|
| -#endif
|
| -
|
| -#ifdef __GC
|
| - typedef _Rope_RopeRep<_CharT, _Alloc>* _Self_destruct_ptr;
|
| -#else
|
| - typedef _Rope_self_destruct_ptr<_CharT, _Alloc> _Self_destruct_ptr;
|
| -#endif
|
| -
|
| - // _Result is counted in refcount.
|
| - static _RopeRep* _S_substring(_RopeRep* __base,
|
| - size_t __start, size_t __endp1);
|
| -
|
| - static _RopeRep* _S_concat_char_iter(_RopeRep* __r,
|
| - const _CharT* __iter, size_t __slen);
|
| - // Concatenate rope and char ptr, copying __s.
|
| - // Should really take an arbitrary iterator.
|
| - // Result is counted in refcount.
|
| - static _RopeRep* _S_destr_concat_char_iter(_RopeRep* __r,
|
| - const _CharT* __iter,
|
| - size_t __slen)
|
| - // As above, but one reference to __r is about to be
|
| - // destroyed. Thus the pieces may be recycled if all
|
| - // relevant reference counts are 1.
|
| -#ifdef __GC
|
| - // We can't really do anything since refcounts are unavailable.
|
| - { return _S_concat_char_iter(__r, __iter, __slen); }
|
| -#else
|
| - ;
|
| -#endif
|
| -
|
| - static _RopeRep* _S_concat(_RopeRep* __left, _RopeRep* __right);
|
| - // General concatenation on _RopeRep. _Result
|
| - // has refcount of 1. Adjusts argument refcounts.
|
| -
|
| - public:
|
| - void
|
| - apply_to_pieces(size_t __begin, size_t __end,
|
| - _Rope_char_consumer<_CharT>& __c) const
|
| - { _S_apply_to_pieces(__c, this->_M_tree_ptr, __begin, __end); }
|
| -
|
| - protected:
|
| -
|
| - static size_t
|
| - _S_rounded_up_size(size_t __n)
|
| - { return _RopeLeaf::_S_rounded_up_size(__n); }
|
| -
|
| - static size_t
|
| - _S_allocated_capacity(size_t __n)
|
| - {
|
| - if (_S_is_basic_char_type((_CharT*)0))
|
| - return _S_rounded_up_size(__n) - 1;
|
| - else
|
| - return _S_rounded_up_size(__n);
|
| -
|
| - }
|
| -
|
| - // Allocate and construct a RopeLeaf using the supplied allocator
|
| - // Takes ownership of s instead of copying.
|
| - static _RopeLeaf*
|
| - _S_new_RopeLeaf(__GC_CONST _CharT *__s,
|
| - size_t __size, allocator_type& __a)
|
| - {
|
| - _RopeLeaf* __space = typename _Base::_LAlloc(__a).allocate(1);
|
| - return new(__space) _RopeLeaf(__s, __size, __a);
|
| - }
|
| -
|
| - static _RopeConcatenation*
|
| - _S_new_RopeConcatenation(_RopeRep* __left, _RopeRep* __right,
|
| - allocator_type& __a)
|
| - {
|
| - _RopeConcatenation* __space = typename _Base::_CAlloc(__a).allocate(1);
|
| - return new(__space) _RopeConcatenation(__left, __right, __a);
|
| - }
|
| -
|
| - static _RopeFunction*
|
| - _S_new_RopeFunction(char_producer<_CharT>* __f,
|
| - size_t __size, bool __d, allocator_type& __a)
|
| - {
|
| - _RopeFunction* __space = typename _Base::_FAlloc(__a).allocate(1);
|
| - return new(__space) _RopeFunction(__f, __size, __d, __a);
|
| - }
|
| -
|
| - static _RopeSubstring*
|
| - _S_new_RopeSubstring(_Rope_RopeRep<_CharT,_Alloc>* __b, size_t __s,
|
| - size_t __l, allocator_type& __a)
|
| - {
|
| - _RopeSubstring* __space = typename _Base::_SAlloc(__a).allocate(1);
|
| - return new(__space) _RopeSubstring(__b, __s, __l, __a);
|
| - }
|
| -
|
| - static _RopeLeaf*
|
| - _S_RopeLeaf_from_unowned_char_ptr(const _CharT *__s,
|
| - size_t __size, allocator_type& __a)
|
| -#define __STL_ROPE_FROM_UNOWNED_CHAR_PTR(__s, __size, __a) \
|
| - _S_RopeLeaf_from_unowned_char_ptr(__s, __size, __a)
|
| - {
|
| - if (0 == __size)
|
| - return 0;
|
| - _CharT* __buf = __a.allocate(_S_rounded_up_size(__size));
|
| -
|
| - __uninitialized_copy_n_a(__s, __size, __buf, __a);
|
| - _S_cond_store_eos(__buf[__size]);
|
| - __try
|
| - { return _S_new_RopeLeaf(__buf, __size, __a); }
|
| - __catch(...)
|
| - {
|
| - _RopeRep::__STL_FREE_STRING(__buf, __size, __a);
|
| - __throw_exception_again;
|
| - }
|
| - }
|
| -
|
| - // Concatenation of nonempty strings.
|
| - // Always builds a concatenation node.
|
| - // Rebalances if the result is too deep.
|
| - // Result has refcount 1.
|
| - // Does not increment left and right ref counts even though
|
| - // they are referenced.
|
| - static _RopeRep*
|
| - _S_tree_concat(_RopeRep* __left, _RopeRep* __right);
|
| -
|
| - // Concatenation helper functions
|
| - static _RopeLeaf*
|
| - _S_leaf_concat_char_iter(_RopeLeaf* __r,
|
| - const _CharT* __iter, size_t __slen);
|
| - // Concatenate by copying leaf.
|
| - // should take an arbitrary iterator
|
| - // result has refcount 1.
|
| -#ifndef __GC
|
| - static _RopeLeaf*
|
| - _S_destr_leaf_concat_char_iter(_RopeLeaf* __r,
|
| - const _CharT* __iter, size_t __slen);
|
| - // A version that potentially clobbers __r if __r->_M_ref_count == 1.
|
| -#endif
|
| -
|
| - private:
|
| -
|
| - static size_t _S_char_ptr_len(const _CharT* __s);
|
| - // slightly generalized strlen
|
| -
|
| - rope(_RopeRep* __t, const allocator_type& __a = allocator_type())
|
| - : _Base(__t, __a) { }
|
| -
|
| -
|
| - // Copy __r to the _CharT buffer.
|
| - // Returns __buffer + __r->_M_size.
|
| - // Assumes that buffer is uninitialized.
|
| - static _CharT* _S_flatten(_RopeRep* __r, _CharT* __buffer);
|
| -
|
| - // Again, with explicit starting position and length.
|
| - // Assumes that buffer is uninitialized.
|
| - static _CharT* _S_flatten(_RopeRep* __r,
|
| - size_t __start, size_t __len,
|
| - _CharT* __buffer);
|
| -
|
| - static const unsigned long
|
| - _S_min_len[__detail::_S_max_rope_depth + 1];
|
| -
|
| - static bool
|
| - _S_is_balanced(_RopeRep* __r)
|
| - { return (__r->_M_size >= _S_min_len[__r->_M_depth]); }
|
| -
|
| - static bool
|
| - _S_is_almost_balanced(_RopeRep* __r)
|
| - { return (__r->_M_depth == 0
|
| - || __r->_M_size >= _S_min_len[__r->_M_depth - 1]); }
|
| -
|
| - static bool
|
| - _S_is_roughly_balanced(_RopeRep* __r)
|
| - { return (__r->_M_depth <= 1
|
| - || __r->_M_size >= _S_min_len[__r->_M_depth - 2]); }
|
| -
|
| - // Assumes the result is not empty.
|
| - static _RopeRep*
|
| - _S_concat_and_set_balanced(_RopeRep* __left, _RopeRep* __right)
|
| - {
|
| - _RopeRep* __result = _S_concat(__left, __right);
|
| - if (_S_is_balanced(__result))
|
| - __result->_M_is_balanced = true;
|
| - return __result;
|
| - }
|
| -
|
| - // The basic rebalancing operation. Logically copies the
|
| - // rope. The result has refcount of 1. The client will
|
| - // usually decrement the reference count of __r.
|
| - // The result is within height 2 of balanced by the above
|
| - // definition.
|
| - static _RopeRep* _S_balance(_RopeRep* __r);
|
| -
|
| - // Add all unbalanced subtrees to the forest of balanced trees.
|
| - // Used only by balance.
|
| - static void _S_add_to_forest(_RopeRep*__r, _RopeRep** __forest);
|
| -
|
| - // Add __r to forest, assuming __r is already balanced.
|
| - static void _S_add_leaf_to_forest(_RopeRep* __r, _RopeRep** __forest);
|
| -
|
| - // Print to stdout, exposing structure
|
| - static void _S_dump(_RopeRep* __r, int __indent = 0);
|
| -
|
| - // Return -1, 0, or 1 if __x < __y, __x == __y, or __x > __y resp.
|
| - static int _S_compare(const _RopeRep* __x, const _RopeRep* __y);
|
| -
|
| - public:
|
| - bool
|
| - empty() const
|
| - { return 0 == this->_M_tree_ptr; }
|
| -
|
| - // Comparison member function. This is public only for those
|
| - // clients that need a ternary comparison. Others
|
| - // should use the comparison operators below.
|
| - int
|
| - compare(const rope& __y) const
|
| - { return _S_compare(this->_M_tree_ptr, __y._M_tree_ptr); }
|
| -
|
| - rope(const _CharT* __s, const allocator_type& __a = allocator_type())
|
| - : _Base(__a)
|
| - {
|
| - this->_M_tree_ptr =
|
| - __STL_ROPE_FROM_UNOWNED_CHAR_PTR(__s, _S_char_ptr_len(__s),
|
| - _M_get_allocator());
|
| - }
|
| -
|
| - rope(const _CharT* __s, size_t __len,
|
| - const allocator_type& __a = allocator_type())
|
| - : _Base(__a)
|
| - {
|
| - this->_M_tree_ptr =
|
| - __STL_ROPE_FROM_UNOWNED_CHAR_PTR(__s, __len, _M_get_allocator());
|
| - }
|
| -
|
| - // Should perhaps be templatized with respect to the iterator type
|
| - // and use Sequence_buffer. (It should perhaps use sequence_buffer
|
| - // even now.)
|
| - rope(const _CharT* __s, const _CharT* __e,
|
| - const allocator_type& __a = allocator_type())
|
| - : _Base(__a)
|
| - {
|
| - this->_M_tree_ptr =
|
| - __STL_ROPE_FROM_UNOWNED_CHAR_PTR(__s, __e - __s, _M_get_allocator());
|
| - }
|
| -
|
| - rope(const const_iterator& __s, const const_iterator& __e,
|
| - const allocator_type& __a = allocator_type())
|
| - : _Base(_S_substring(__s._M_root, __s._M_current_pos,
|
| - __e._M_current_pos), __a)
|
| - { }
|
| -
|
| - rope(const iterator& __s, const iterator& __e,
|
| - const allocator_type& __a = allocator_type())
|
| - : _Base(_S_substring(__s._M_root, __s._M_current_pos,
|
| - __e._M_current_pos), __a)
|
| - { }
|
| -
|
| - rope(_CharT __c, const allocator_type& __a = allocator_type())
|
| - : _Base(__a)
|
| - {
|
| - _CharT* __buf = this->_Data_allocate(_S_rounded_up_size(1));
|
| -
|
| - _M_get_allocator().construct(__buf, __c);
|
| - __try
|
| - {
|
| - this->_M_tree_ptr = _S_new_RopeLeaf(__buf, 1,
|
| - _M_get_allocator());
|
| - }
|
| - __catch(...)
|
| - {
|
| - _RopeRep::__STL_FREE_STRING(__buf, 1, _M_get_allocator());
|
| - __throw_exception_again;
|
| - }
|
| - }
|
| -
|
| - rope(size_t __n, _CharT __c,
|
| - const allocator_type& __a = allocator_type());
|
| -
|
| - rope(const allocator_type& __a = allocator_type())
|
| - : _Base(0, __a) { }
|
| -
|
| - // Construct a rope from a function that can compute its members
|
| - rope(char_producer<_CharT> *__fn, size_t __len, bool __delete_fn,
|
| - const allocator_type& __a = allocator_type())
|
| - : _Base(__a)
|
| - {
|
| - this->_M_tree_ptr = (0 == __len) ?
|
| - 0 : _S_new_RopeFunction(__fn, __len, __delete_fn, __a);
|
| - }
|
| -
|
| - rope(const rope& __x, const allocator_type& __a = allocator_type())
|
| - : _Base(__x._M_tree_ptr, __a)
|
| - { _S_ref(this->_M_tree_ptr); }
|
| -
|
| - ~rope() throw()
|
| - { _S_unref(this->_M_tree_ptr); }
|
| -
|
| - rope&
|
| - operator=(const rope& __x)
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - this->_M_tree_ptr = __x._M_tree_ptr;
|
| - _S_ref(this->_M_tree_ptr);
|
| - _S_unref(__old);
|
| - return *this;
|
| - }
|
| -
|
| - void
|
| - clear()
|
| - {
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = 0;
|
| - }
|
| -
|
| - void
|
| - push_back(_CharT __x)
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - this->_M_tree_ptr
|
| - = _S_destr_concat_char_iter(this->_M_tree_ptr, &__x, 1);
|
| - _S_unref(__old);
|
| - }
|
| -
|
| - void
|
| - pop_back()
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - this->_M_tree_ptr = _S_substring(this->_M_tree_ptr,
|
| - 0, this->_M_tree_ptr->_M_size - 1);
|
| - _S_unref(__old);
|
| - }
|
| -
|
| - _CharT
|
| - back() const
|
| - { return _S_fetch(this->_M_tree_ptr, this->_M_tree_ptr->_M_size - 1); }
|
| -
|
| - void
|
| - push_front(_CharT __x)
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - _RopeRep* __left =
|
| - __STL_ROPE_FROM_UNOWNED_CHAR_PTR(&__x, 1, _M_get_allocator());
|
| - __try
|
| - {
|
| - this->_M_tree_ptr = _S_concat(__left, this->_M_tree_ptr);
|
| - _S_unref(__old);
|
| - _S_unref(__left);
|
| - }
|
| - __catch(...)
|
| - {
|
| - _S_unref(__left);
|
| - __throw_exception_again;
|
| - }
|
| - }
|
| -
|
| - void
|
| - pop_front()
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - this->_M_tree_ptr
|
| - = _S_substring(this->_M_tree_ptr, 1, this->_M_tree_ptr->_M_size);
|
| - _S_unref(__old);
|
| - }
|
| -
|
| - _CharT
|
| - front() const
|
| - { return _S_fetch(this->_M_tree_ptr, 0); }
|
| -
|
| - void
|
| - balance()
|
| - {
|
| - _RopeRep* __old = this->_M_tree_ptr;
|
| - this->_M_tree_ptr = _S_balance(this->_M_tree_ptr);
|
| - _S_unref(__old);
|
| - }
|
| -
|
| - void
|
| - copy(_CharT* __buffer) const
|
| - {
|
| - _Destroy_const(__buffer, __buffer + size(), _M_get_allocator());
|
| - _S_flatten(this->_M_tree_ptr, __buffer);
|
| - }
|
| -
|
| - // This is the copy function from the standard, but
|
| - // with the arguments reordered to make it consistent with the
|
| - // rest of the interface.
|
| - // Note that this guaranteed not to compile if the draft standard
|
| - // order is assumed.
|
| - size_type
|
| - copy(size_type __pos, size_type __n, _CharT* __buffer) const
|
| - {
|
| - size_t __size = size();
|
| - size_t __len = (__pos + __n > __size? __size - __pos : __n);
|
| -
|
| - _Destroy_const(__buffer, __buffer + __len, _M_get_allocator());
|
| - _S_flatten(this->_M_tree_ptr, __pos, __len, __buffer);
|
| - return __len;
|
| - }
|
| -
|
| - // Print to stdout, exposing structure. May be useful for
|
| - // performance debugging.
|
| - void
|
| - dump()
|
| - { _S_dump(this->_M_tree_ptr); }
|
| -
|
| - // Convert to 0 terminated string in new allocated memory.
|
| - // Embedded 0s in the input do not terminate the copy.
|
| - const _CharT* c_str() const;
|
| -
|
| - // As above, but also use the flattened representation as
|
| - // the new rope representation.
|
| - const _CharT* replace_with_c_str();
|
| -
|
| - // Reclaim memory for the c_str generated flattened string.
|
| - // Intentionally undocumented, since it's hard to say when this
|
| - // is safe for multiple threads.
|
| - void
|
| - delete_c_str ()
|
| - {
|
| - if (0 == this->_M_tree_ptr)
|
| - return;
|
| - if (__detail::_S_leaf == this->_M_tree_ptr->_M_tag &&
|
| - ((_RopeLeaf*)this->_M_tree_ptr)->_M_data ==
|
| - this->_M_tree_ptr->_M_c_string)
|
| - {
|
| - // Representation shared
|
| - return;
|
| - }
|
| -#ifndef __GC
|
| - this->_M_tree_ptr->_M_free_c_string();
|
| -#endif
|
| - this->_M_tree_ptr->_M_c_string = 0;
|
| - }
|
| -
|
| - _CharT
|
| - operator[] (size_type __pos) const
|
| - { return _S_fetch(this->_M_tree_ptr, __pos); }
|
| -
|
| - _CharT
|
| - at(size_type __pos) const
|
| - {
|
| - // if (__pos >= size()) throw out_of_range; // XXX
|
| - return (*this)[__pos];
|
| - }
|
| -
|
| - const_iterator
|
| - begin() const
|
| - { return(const_iterator(this->_M_tree_ptr, 0)); }
|
| -
|
| - // An easy way to get a const iterator from a non-const container.
|
| - const_iterator
|
| - const_begin() const
|
| - { return(const_iterator(this->_M_tree_ptr, 0)); }
|
| -
|
| - const_iterator
|
| - end() const
|
| - { return(const_iterator(this->_M_tree_ptr, size())); }
|
| -
|
| - const_iterator
|
| - const_end() const
|
| - { return(const_iterator(this->_M_tree_ptr, size())); }
|
| -
|
| - size_type
|
| - size() const
|
| - { return(0 == this->_M_tree_ptr? 0 : this->_M_tree_ptr->_M_size); }
|
| -
|
| - size_type
|
| - length() const
|
| - { return size(); }
|
| -
|
| - size_type
|
| - max_size() const
|
| - {
|
| - return _S_min_len[int(__detail::_S_max_rope_depth) - 1] - 1;
|
| - // Guarantees that the result can be sufficiently
|
| - // balanced. Longer ropes will probably still work,
|
| - // but it's harder to make guarantees.
|
| - }
|
| -
|
| - typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
|
| -
|
| - const_reverse_iterator
|
| - rbegin() const
|
| - { return const_reverse_iterator(end()); }
|
| -
|
| - const_reverse_iterator
|
| - const_rbegin() const
|
| - { return const_reverse_iterator(end()); }
|
| -
|
| - const_reverse_iterator
|
| - rend() const
|
| - { return const_reverse_iterator(begin()); }
|
| -
|
| - const_reverse_iterator
|
| - const_rend() const
|
| - { return const_reverse_iterator(begin()); }
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend rope<_CharT2, _Alloc2>
|
| - operator+(const rope<_CharT2, _Alloc2>& __left,
|
| - const rope<_CharT2, _Alloc2>& __right);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend rope<_CharT2, _Alloc2>
|
| - operator+(const rope<_CharT2, _Alloc2>& __left, const _CharT2* __right);
|
| -
|
| - template<class _CharT2, class _Alloc2>
|
| - friend rope<_CharT2, _Alloc2>
|
| - operator+(const rope<_CharT2, _Alloc2>& __left, _CharT2 __right);
|
| -
|
| - // The symmetric cases are intentionally omitted, since they're
|
| - // presumed to be less common, and we don't handle them as well.
|
| -
|
| - // The following should really be templatized. The first
|
| - // argument should be an input iterator or forward iterator with
|
| - // value_type _CharT.
|
| - rope&
|
| - append(const _CharT* __iter, size_t __n)
|
| - {
|
| - _RopeRep* __result =
|
| - _S_destr_concat_char_iter(this->_M_tree_ptr, __iter, __n);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - return *this;
|
| - }
|
| -
|
| - rope&
|
| - append(const _CharT* __c_string)
|
| - {
|
| - size_t __len = _S_char_ptr_len(__c_string);
|
| - append(__c_string, __len);
|
| - return(*this);
|
| - }
|
| -
|
| - rope&
|
| - append(const _CharT* __s, const _CharT* __e)
|
| - {
|
| - _RopeRep* __result =
|
| - _S_destr_concat_char_iter(this->_M_tree_ptr, __s, __e - __s);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - return *this;
|
| - }
|
| -
|
| - rope&
|
| - append(const_iterator __s, const_iterator __e)
|
| - {
|
| - _Self_destruct_ptr __appendee(_S_substring(__s._M_root,
|
| - __s._M_current_pos,
|
| - __e._M_current_pos));
|
| - _RopeRep* __result = _S_concat(this->_M_tree_ptr,
|
| - (_RopeRep*)__appendee);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - return *this;
|
| - }
|
| -
|
| - rope&
|
| - append(_CharT __c)
|
| - {
|
| - _RopeRep* __result =
|
| - _S_destr_concat_char_iter(this->_M_tree_ptr, &__c, 1);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - return *this;
|
| - }
|
| -
|
| - rope&
|
| - append()
|
| - { return append(_CharT()); } // XXX why?
|
| -
|
| - rope&
|
| - append(const rope& __y)
|
| - {
|
| - _RopeRep* __result = _S_concat(this->_M_tree_ptr, __y._M_tree_ptr);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - return *this;
|
| - }
|
| -
|
| - rope&
|
| - append(size_t __n, _CharT __c)
|
| - {
|
| - rope<_CharT,_Alloc> __last(__n, __c);
|
| - return append(__last);
|
| - }
|
| -
|
| - void
|
| - swap(rope& __b)
|
| - {
|
| - _RopeRep* __tmp = this->_M_tree_ptr;
|
| - this->_M_tree_ptr = __b._M_tree_ptr;
|
| - __b._M_tree_ptr = __tmp;
|
| - }
|
| -
|
| - protected:
|
| - // Result is included in refcount.
|
| - static _RopeRep*
|
| - replace(_RopeRep* __old, size_t __pos1,
|
| - size_t __pos2, _RopeRep* __r)
|
| - {
|
| - if (0 == __old)
|
| - {
|
| - _S_ref(__r);
|
| - return __r;
|
| - }
|
| - _Self_destruct_ptr __left(_S_substring(__old, 0, __pos1));
|
| - _Self_destruct_ptr __right(_S_substring(__old, __pos2, __old->_M_size));
|
| - _RopeRep* __result;
|
| -
|
| - if (0 == __r)
|
| - __result = _S_concat(__left, __right);
|
| - else
|
| - {
|
| - _Self_destruct_ptr __left_result(_S_concat(__left, __r));
|
| - __result = _S_concat(__left_result, __right);
|
| - }
|
| - return __result;
|
| - }
|
| -
|
| - public:
|
| - void
|
| - insert(size_t __p, const rope& __r)
|
| - {
|
| - _RopeRep* __result =
|
| - replace(this->_M_tree_ptr, __p, __p, __r._M_tree_ptr);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, size_t __n, _CharT __c)
|
| - {
|
| - rope<_CharT,_Alloc> __r(__n,__c);
|
| - insert(__p, __r);
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, const _CharT* __i, size_t __n)
|
| - {
|
| - _Self_destruct_ptr __left(_S_substring(this->_M_tree_ptr, 0, __p));
|
| - _Self_destruct_ptr __right(_S_substring(this->_M_tree_ptr,
|
| - __p, size()));
|
| - _Self_destruct_ptr __left_result(_S_concat_char_iter(__left, __i, __n));
|
| - // _S_ destr_concat_char_iter should be safe here.
|
| - // But as it stands it's probably not a win, since __left
|
| - // is likely to have additional references.
|
| - _RopeRep* __result = _S_concat(__left_result, __right);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, const _CharT* __c_string)
|
| - { insert(__p, __c_string, _S_char_ptr_len(__c_string)); }
|
| -
|
| - void
|
| - insert(size_t __p, _CharT __c)
|
| - { insert(__p, &__c, 1); }
|
| -
|
| - void
|
| - insert(size_t __p)
|
| - {
|
| - _CharT __c = _CharT();
|
| - insert(__p, &__c, 1);
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, const _CharT* __i, const _CharT* __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - insert(__p, __r);
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, const const_iterator& __i,
|
| - const const_iterator& __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - insert(__p, __r);
|
| - }
|
| -
|
| - void
|
| - insert(size_t __p, const iterator& __i,
|
| - const iterator& __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - insert(__p, __r);
|
| - }
|
| -
|
| - // (position, length) versions of replace operations:
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n, const rope& __r)
|
| - {
|
| - _RopeRep* __result =
|
| - replace(this->_M_tree_ptr, __p, __p + __n, __r._M_tree_ptr);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n,
|
| - const _CharT* __i, size_t __i_len)
|
| - {
|
| - rope __r(__i, __i_len);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n, _CharT __c)
|
| - {
|
| - rope __r(__c);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n, const _CharT* __c_string)
|
| - {
|
| - rope __r(__c_string);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n,
|
| - const _CharT* __i, const _CharT* __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n,
|
| - const const_iterator& __i, const const_iterator& __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, size_t __n,
|
| - const iterator& __i, const iterator& __j)
|
| - {
|
| - rope __r(__i, __j);
|
| - replace(__p, __n, __r);
|
| - }
|
| -
|
| - // Single character variants:
|
| - void
|
| - replace(size_t __p, _CharT __c)
|
| - {
|
| - iterator __i(this, __p);
|
| - *__i = __c;
|
| - }
|
| -
|
| - void
|
| - replace(size_t __p, const rope& __r)
|
| - { replace(__p, 1, __r); }
|
| -
|
| - void
|
| - replace(size_t __p, const _CharT* __i, size_t __i_len)
|
| - { replace(__p, 1, __i, __i_len); }
|
| -
|
| - void
|
| - replace(size_t __p, const _CharT* __c_string)
|
| - { replace(__p, 1, __c_string); }
|
| -
|
| - void
|
| - replace(size_t __p, const _CharT* __i, const _CharT* __j)
|
| - { replace(__p, 1, __i, __j); }
|
| -
|
| - void
|
| - replace(size_t __p, const const_iterator& __i,
|
| - const const_iterator& __j)
|
| - { replace(__p, 1, __i, __j); }
|
| -
|
| - void
|
| - replace(size_t __p, const iterator& __i,
|
| - const iterator& __j)
|
| - { replace(__p, 1, __i, __j); }
|
| -
|
| - // Erase, (position, size) variant.
|
| - void
|
| - erase(size_t __p, size_t __n)
|
| - {
|
| - _RopeRep* __result = replace(this->_M_tree_ptr, __p,
|
| - __p + __n, 0);
|
| - _S_unref(this->_M_tree_ptr);
|
| - this->_M_tree_ptr = __result;
|
| - }
|
| -
|
| - // Erase, single character
|
| - void
|
| - erase(size_t __p)
|
| - { erase(__p, __p + 1); }
|
| -
|
| - // Insert, iterator variants.
|
| - iterator
|
| - insert(const iterator& __p, const rope& __r)
|
| - {
|
| - insert(__p.index(), __r);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p, size_t __n, _CharT __c)
|
| - {
|
| - insert(__p.index(), __n, __c);
|
| - return __p;
|
| - }
|
| -
|
| - iterator insert(const iterator& __p, _CharT __c)
|
| - {
|
| - insert(__p.index(), __c);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p )
|
| - {
|
| - insert(__p.index());
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p, const _CharT* c_string)
|
| - {
|
| - insert(__p.index(), c_string);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p, const _CharT* __i, size_t __n)
|
| - {
|
| - insert(__p.index(), __i, __n);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p, const _CharT* __i,
|
| - const _CharT* __j)
|
| - {
|
| - insert(__p.index(), __i, __j);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p,
|
| - const const_iterator& __i, const const_iterator& __j)
|
| - {
|
| - insert(__p.index(), __i, __j);
|
| - return __p;
|
| - }
|
| -
|
| - iterator
|
| - insert(const iterator& __p,
|
| - const iterator& __i, const iterator& __j)
|
| - {
|
| - insert(__p.index(), __i, __j);
|
| - return __p;
|
| - }
|
| -
|
| - // Replace, range variants.
|
| - void
|
| - replace(const iterator& __p, const iterator& __q, const rope& __r)
|
| - { replace(__p.index(), __q.index() - __p.index(), __r); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q, _CharT __c)
|
| - { replace(__p.index(), __q.index() - __p.index(), __c); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q,
|
| - const _CharT* __c_string)
|
| - { replace(__p.index(), __q.index() - __p.index(), __c_string); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q,
|
| - const _CharT* __i, size_t __n)
|
| - { replace(__p.index(), __q.index() - __p.index(), __i, __n); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q,
|
| - const _CharT* __i, const _CharT* __j)
|
| - { replace(__p.index(), __q.index() - __p.index(), __i, __j); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q,
|
| - const const_iterator& __i, const const_iterator& __j)
|
| - { replace(__p.index(), __q.index() - __p.index(), __i, __j); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const iterator& __q,
|
| - const iterator& __i, const iterator& __j)
|
| - { replace(__p.index(), __q.index() - __p.index(), __i, __j); }
|
| -
|
| - // Replace, iterator variants.
|
| - void
|
| - replace(const iterator& __p, const rope& __r)
|
| - { replace(__p.index(), __r); }
|
| -
|
| - void
|
| - replace(const iterator& __p, _CharT __c)
|
| - { replace(__p.index(), __c); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const _CharT* __c_string)
|
| - { replace(__p.index(), __c_string); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const _CharT* __i, size_t __n)
|
| - { replace(__p.index(), __i, __n); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const _CharT* __i, const _CharT* __j)
|
| - { replace(__p.index(), __i, __j); }
|
| -
|
| - void
|
| - replace(const iterator& __p, const_iterator __i, const_iterator __j)
|
| - { replace(__p.index(), __i, __j); }
|
| -
|
| - void
|
| - replace(const iterator& __p, iterator __i, iterator __j)
|
| - { replace(__p.index(), __i, __j); }
|
| -
|
| - // Iterator and range variants of erase
|
| - iterator
|
| - erase(const iterator& __p, const iterator& __q)
|
| - {
|
| - size_t __p_index = __p.index();
|
| - erase(__p_index, __q.index() - __p_index);
|
| - return iterator(this, __p_index);
|
| - }
|
| -
|
| - iterator
|
| - erase(const iterator& __p)
|
| - {
|
| - size_t __p_index = __p.index();
|
| - erase(__p_index, 1);
|
| - return iterator(this, __p_index);
|
| - }
|
| -
|
| - rope
|
| - substr(size_t __start, size_t __len = 1) const
|
| - {
|
| - return rope<_CharT, _Alloc>(_S_substring(this->_M_tree_ptr,
|
| - __start,
|
| - __start + __len));
|
| - }
|
| -
|
| - rope
|
| - substr(iterator __start, iterator __end) const
|
| - {
|
| - return rope<_CharT, _Alloc>(_S_substring(this->_M_tree_ptr,
|
| - __start.index(),
|
| - __end.index()));
|
| - }
|
| -
|
| - rope
|
| - substr(iterator __start) const
|
| - {
|
| - size_t __pos = __start.index();
|
| - return rope<_CharT, _Alloc>(_S_substring(this->_M_tree_ptr,
|
| - __pos, __pos + 1));
|
| - }
|
| -
|
| - rope
|
| - substr(const_iterator __start, const_iterator __end) const
|
| - {
|
| - // This might eventually take advantage of the cache in the
|
| - // iterator.
|
| - return rope<_CharT, _Alloc>(_S_substring(this->_M_tree_ptr,
|
| - __start.index(),
|
| - __end.index()));
|
| - }
|
| -
|
| - rope<_CharT, _Alloc>
|
| - substr(const_iterator __start)
|
| - {
|
| - size_t __pos = __start.index();
|
| - return rope<_CharT, _Alloc>(_S_substring(this->_M_tree_ptr,
|
| - __pos, __pos + 1));
|
| - }
|
| -
|
| - static const size_type npos;
|
| -
|
| - size_type find(_CharT __c, size_type __pos = 0) const;
|
| -
|
| - size_type
|
| - find(const _CharT* __s, size_type __pos = 0) const
|
| - {
|
| - size_type __result_pos;
|
| - const_iterator __result =
|
| - std::search(const_begin() + __pos, const_end(),
|
| - __s, __s + _S_char_ptr_len(__s));
|
| - __result_pos = __result.index();
|
| -#ifndef __STL_OLD_ROPE_SEMANTICS
|
| - if (__result_pos == size())
|
| - __result_pos = npos;
|
| -#endif
|
| - return __result_pos;
|
| - }
|
| -
|
| - iterator
|
| - mutable_begin()
|
| - { return(iterator(this, 0)); }
|
| -
|
| - iterator
|
| - mutable_end()
|
| - { return(iterator(this, size())); }
|
| -
|
| - typedef std::reverse_iterator<iterator> reverse_iterator;
|
| -
|
| - reverse_iterator
|
| - mutable_rbegin()
|
| - { return reverse_iterator(mutable_end()); }
|
| -
|
| - reverse_iterator
|
| - mutable_rend()
|
| - { return reverse_iterator(mutable_begin()); }
|
| -
|
| - reference
|
| - mutable_reference_at(size_type __pos)
|
| - { return reference(this, __pos); }
|
| -
|
| -#ifdef __STD_STUFF
|
| - reference
|
| - operator[] (size_type __pos)
|
| - { return _char_ref_proxy(this, __pos); }
|
| -
|
| - reference
|
| - at(size_type __pos)
|
| - {
|
| - // if (__pos >= size()) throw out_of_range; // XXX
|
| - return (*this)[__pos];
|
| - }
|
| -
|
| - void resize(size_type __n, _CharT __c) { }
|
| - void resize(size_type __n) { }
|
| - void reserve(size_type __res_arg = 0) { }
|
| -
|
| - size_type
|
| - capacity() const
|
| - { return max_size(); }
|
| -
|
| - // Stuff below this line is dangerous because it's error prone.
|
| - // I would really like to get rid of it.
|
| - // copy function with funny arg ordering.
|
| - size_type
|
| - copy(_CharT* __buffer, size_type __n,
|
| - size_type __pos = 0) const
|
| - { return copy(__pos, __n, __buffer); }
|
| -
|
| - iterator
|
| - end()
|
| - { return mutable_end(); }
|
| -
|
| - iterator
|
| - begin()
|
| - { return mutable_begin(); }
|
| -
|
| - reverse_iterator
|
| - rend()
|
| - { return mutable_rend(); }
|
| -
|
| - reverse_iterator
|
| - rbegin()
|
| - { return mutable_rbegin(); }
|
| -
|
| -#else
|
| - const_iterator
|
| - end()
|
| - { return const_end(); }
|
| -
|
| - const_iterator
|
| - begin()
|
| - { return const_begin(); }
|
| -
|
| - const_reverse_iterator
|
| - rend()
|
| - { return const_rend(); }
|
| -
|
| - const_reverse_iterator
|
| - rbegin()
|
| - { return const_rbegin(); }
|
| -
|
| -#endif
|
| - };
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - const typename rope<_CharT, _Alloc>::size_type
|
| - rope<_CharT, _Alloc>::npos = (size_type)(-1);
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool operator==(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return (__x._M_current_pos == __y._M_current_pos
|
| - && __x._M_root == __y._M_root); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool operator<(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return (__x._M_current_pos < __y._M_current_pos); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool operator!=(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__x == __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool operator>(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return __y < __x; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator<=(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__y < __x); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator>=(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__x < __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline ptrdiff_t
|
| - operator-(const _Rope_const_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_const_iterator<_CharT, _Alloc>& __y)
|
| - { return (ptrdiff_t)__x._M_current_pos - (ptrdiff_t)__y._M_current_pos; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_const_iterator<_CharT, _Alloc>
|
| - operator-(const _Rope_const_iterator<_CharT, _Alloc>& __x, ptrdiff_t __n)
|
| - { return _Rope_const_iterator<_CharT, _Alloc>(__x._M_root,
|
| - __x._M_current_pos - __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_const_iterator<_CharT, _Alloc>
|
| - operator+(const _Rope_const_iterator<_CharT, _Alloc>& __x, ptrdiff_t __n)
|
| - { return _Rope_const_iterator<_CharT, _Alloc>(__x._M_root,
|
| - __x._M_current_pos + __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_const_iterator<_CharT, _Alloc>
|
| - operator+(ptrdiff_t __n, const _Rope_const_iterator<_CharT, _Alloc>& __x)
|
| - { return _Rope_const_iterator<_CharT, _Alloc>(__x._M_root,
|
| - __x._M_current_pos + __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator==(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - {return (__x._M_current_pos == __y._M_current_pos
|
| - && __x._M_root_rope == __y._M_root_rope); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator<(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return (__x._M_current_pos < __y._M_current_pos); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator!=(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__x == __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator>(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return __y < __x; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator<=(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__y < __x); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator>=(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return !(__x < __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline ptrdiff_t
|
| - operator-(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - const _Rope_iterator<_CharT, _Alloc>& __y)
|
| - { return ((ptrdiff_t)__x._M_current_pos
|
| - - (ptrdiff_t)__y._M_current_pos); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_iterator<_CharT, _Alloc>
|
| - operator-(const _Rope_iterator<_CharT, _Alloc>& __x,
|
| - ptrdiff_t __n)
|
| - { return _Rope_iterator<_CharT, _Alloc>(__x._M_root_rope,
|
| - __x._M_current_pos - __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_iterator<_CharT, _Alloc>
|
| - operator+(const _Rope_iterator<_CharT, _Alloc>& __x, ptrdiff_t __n)
|
| - { return _Rope_iterator<_CharT, _Alloc>(__x._M_root_rope,
|
| - __x._M_current_pos + __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline _Rope_iterator<_CharT, _Alloc>
|
| - operator+(ptrdiff_t __n, const _Rope_iterator<_CharT, _Alloc>& __x)
|
| - { return _Rope_iterator<_CharT, _Alloc>(__x._M_root_rope,
|
| - __x._M_current_pos + __n); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left,
|
| - const rope<_CharT, _Alloc>& __right)
|
| - {
|
| - // Inlining this should make it possible to keep __left and
|
| - // __right in registers.
|
| - typedef rope<_CharT, _Alloc> rope_type;
|
| - return rope_type(rope_type::_S_concat(__left._M_tree_ptr,
|
| - __right._M_tree_ptr));
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>&
|
| - operator+=(rope<_CharT, _Alloc>& __left,
|
| - const rope<_CharT, _Alloc>& __right)
|
| - {
|
| - __left.append(__right);
|
| - return __left;
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left,
|
| - const _CharT* __right)
|
| - {
|
| - typedef rope<_CharT, _Alloc> rope_type;
|
| - size_t __rlen = rope_type::_S_char_ptr_len(__right);
|
| - return rope_type(rope_type::_S_concat_char_iter(__left._M_tree_ptr,
|
| - __right, __rlen));
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>&
|
| - operator+=(rope<_CharT, _Alloc>& __left,
|
| - const _CharT* __right)
|
| - {
|
| - __left.append(__right);
|
| - return __left;
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>
|
| - operator+(const rope<_CharT, _Alloc>& __left, _CharT __right)
|
| - {
|
| - typedef rope<_CharT, _Alloc> rope_type;
|
| - return rope_type(rope_type::_S_concat_char_iter(__left._M_tree_ptr,
|
| - &__right, 1));
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline rope<_CharT, _Alloc>&
|
| - operator+=(rope<_CharT, _Alloc>& __left, _CharT __right)
|
| - {
|
| - __left.append(__right);
|
| - return __left;
|
| - }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - bool
|
| - operator<(const rope<_CharT, _Alloc>& __left,
|
| - const rope<_CharT, _Alloc>& __right)
|
| - { return __left.compare(__right) < 0; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - bool
|
| - operator==(const rope<_CharT, _Alloc>& __left,
|
| - const rope<_CharT, _Alloc>& __right)
|
| - { return __left.compare(__right) == 0; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator==(const _Rope_char_ptr_proxy<_CharT, _Alloc>& __x,
|
| - const _Rope_char_ptr_proxy<_CharT, _Alloc>& __y)
|
| - { return (__x._M_pos == __y._M_pos && __x._M_root == __y._M_root); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator!=(const rope<_CharT, _Alloc>& __x,
|
| - const rope<_CharT, _Alloc>& __y)
|
| - { return !(__x == __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator>(const rope<_CharT, _Alloc>& __x,
|
| - const rope<_CharT, _Alloc>& __y)
|
| - { return __y < __x; }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator<=(const rope<_CharT, _Alloc>& __x,
|
| - const rope<_CharT, _Alloc>& __y)
|
| - { return !(__y < __x); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator>=(const rope<_CharT, _Alloc>& __x,
|
| - const rope<_CharT, _Alloc>& __y)
|
| - { return !(__x < __y); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline bool
|
| - operator!=(const _Rope_char_ptr_proxy<_CharT, _Alloc>& __x,
|
| - const _Rope_char_ptr_proxy<_CharT, _Alloc>& __y)
|
| - { return !(__x == __y); }
|
| -
|
| - template<class _CharT, class _Traits, class _Alloc>
|
| - std::basic_ostream<_CharT, _Traits>&
|
| - operator<<(std::basic_ostream<_CharT, _Traits>& __o,
|
| - const rope<_CharT, _Alloc>& __r);
|
| -
|
| - typedef rope<char> crope;
|
| - typedef rope<wchar_t> wrope;
|
| -
|
| - inline crope::reference
|
| - __mutable_reference_at(crope& __c, size_t __i)
|
| - { return __c.mutable_reference_at(__i); }
|
| -
|
| - inline wrope::reference
|
| - __mutable_reference_at(wrope& __c, size_t __i)
|
| - { return __c.mutable_reference_at(__i); }
|
| -
|
| - template <class _CharT, class _Alloc>
|
| - inline void
|
| - swap(rope<_CharT, _Alloc>& __x, rope<_CharT, _Alloc>& __y)
|
| - { __x.swap(__y); }
|
| -
|
| -_GLIBCXX_END_NAMESPACE
|
| -
|
| -
|
| -namespace std
|
| -{
|
| -namespace tr1
|
| -{
|
| - template<>
|
| - struct hash<__gnu_cxx::crope>
|
| - {
|
| - size_t
|
| - operator()(const __gnu_cxx::crope& __str) const
|
| - {
|
| - size_t __size = __str.size();
|
| - if (0 == __size)
|
| - return 0;
|
| - return 13 * __str[0] + 5 * __str[__size - 1] + __size;
|
| - }
|
| - };
|
| -
|
| -
|
| - template<>
|
| - struct hash<__gnu_cxx::wrope>
|
| - {
|
| - size_t
|
| - operator()(const __gnu_cxx::wrope& __str) const
|
| - {
|
| - size_t __size = __str.size();
|
| - if (0 == __size)
|
| - return 0;
|
| - return 13 * __str[0] + 5 * __str[__size - 1] + __size;
|
| - }
|
| - };
|
| -} // namespace tr1
|
| -} // namespace std
|
| -
|
| -# include <ext/ropeimpl.h>
|
| -
|
| -#endif
|
|
|
Chromium Code Reviews
Issue 3050029:
[gcc] GCC 4.5.0=>4.5.1 (Closed)
Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git