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darling-libcxx/include/sstream

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// -*- C++ -*-
//===--------------------------- sstream ----------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_SSTREAM
#define _LIBCPP_SSTREAM
/*
sstream synopsis
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_stringbuf
: public basic_streambuf<charT, traits>
{
public:
typedef charT char_type;
typedef traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef Allocator allocator_type;
// 27.8.1.1 Constructors:
explicit basic_stringbuf(ios_base::openmode which = ios_base::in | ios_base::out);
explicit basic_stringbuf(const basic_string<char_type, traits_type, allocator_type>& str,
ios_base::openmode which = ios_base::in | ios_base::out);
basic_stringbuf(basic_stringbuf&& rhs);
// 27.8.1.2 Assign and swap:
basic_stringbuf& operator=(basic_stringbuf&& rhs);
void swap(basic_stringbuf& rhs);
// 27.8.1.3 Get and set:
basic_string<char_type, traits_type, allocator_type> str() const;
void str(const basic_string<char_type, traits_type, allocator_type>& s);
protected:
// 27.8.1.4 Overridden virtual functions:
virtual int_type underflow();
virtual int_type pbackfail(int_type c = traits_type::eof());
virtual int_type overflow (int_type c = traits_type::eof());
virtual basic_streambuf<char_type, traits_type>* setbuf(char_type*, streamsize);
virtual pos_type seekoff(off_type off, ios_base::seekdir way,
ios_base::openmode which = ios_base::in | ios_base::out);
virtual pos_type seekpos(pos_type sp,
ios_base::openmode which = ios_base::in | ios_base::out);
};
template <class charT, class traits, class Allocator>
void swap(basic_stringbuf<charT, traits, Allocator>& x,
basic_stringbuf<charT, traits, Allocator>& y);
typedef basic_stringbuf<char> stringbuf;
typedef basic_stringbuf<wchar_t> wstringbuf;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_istringstream
: public basic_istream<charT, traits>
{
public:
typedef charT char_type;
typedef traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef Allocator allocator_type;
// 27.8.2.1 Constructors:
explicit basic_istringstream(ios_base::openmode which = ios_base::in);
explicit basic_istringstream(const basic_string<char_type, traits_type,allocator_type>& str,
ios_base::openmode which = ios_base::in);
basic_istringstream(basic_istringstream&& rhs);
// 27.8.2.2 Assign and swap:
basic_istringstream& operator=(basic_istringstream&& rhs);
void swap(basic_istringstream& rhs);
// 27.8.2.3 Members:
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
basic_string<char_type, traits_type, allocator_type> str() const;
void str(const basic_string<char_type, traits_type, allocator_type>& s);
};
template <class charT, class traits, class Allocator>
void swap(basic_istringstream<charT, traits, Allocator>& x,
basic_istringstream<charT, traits, Allocator>& y);
typedef basic_istringstream<char> istringstream;
typedef basic_istringstream<wchar_t> wistringstream;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_ostringstream
: public basic_ostream<charT, traits>
{
public:
// types:
typedef charT char_type;
typedef traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef Allocator allocator_type;
// 27.8.3.1 Constructors/destructor:
explicit basic_ostringstream(ios_base::openmode which = ios_base::out);
explicit basic_ostringstream(const basic_string<char_type, traits_type, allocator_type>& str,
ios_base::openmode which = ios_base::out);
basic_ostringstream(basic_ostringstream&& rhs);
// 27.8.3.2 Assign/swap:
basic_ostringstream& operator=(basic_ostringstream&& rhs);
void swap(basic_ostringstream& rhs);
// 27.8.3.3 Members:
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
basic_string<char_type, traits_type, allocator_type> str() const;
void str(const basic_string<char_type, traits_type, allocator_type>& s);
};
template <class charT, class traits, class Allocator>
void swap(basic_ostringstream<charT, traits, Allocator>& x,
basic_ostringstream<charT, traits, Allocator>& y);
typedef basic_ostringstream<char> ostringstream;
typedef basic_ostringstream<wchar_t> wostringstream;
template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
class basic_stringstream
: public basic_iostream<charT, traits>
{
public:
// types:
typedef charT char_type;
typedef traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef Allocator allocator_type;
// constructors/destructor
explicit basic_stringstream(ios_base::openmode which = ios_base::out|ios_base::in);
explicit basic_stringstream(const basic_string<char_type, traits_type, allocator_type>& str,
ios_base::openmode which = ios_base::out|ios_base::in);
basic_stringstream(basic_stringstream&& rhs);
// 27.8.5.1 Assign/swap:
basic_stringstream& operator=(basic_stringstream&& rhs);
void swap(basic_stringstream& rhs);
// Members:
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
basic_string<char_type, traits_type, allocator_type> str() const;
void str(const basic_string<char_type, traits_type, allocator_type>& str);
};
template <class charT, class traits, class Allocator>
void swap(basic_stringstream<charT, traits, Allocator>& x,
basic_stringstream<charT, traits, Allocator>& y);
typedef basic_stringstream<char> stringstream;
typedef basic_stringstream<wchar_t> wstringstream;
} // std
*/
#include <__config>
#include <ostream>
#include <istream>
#include <string>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_PUSH_MACROS
#include <__undef_macros>
_LIBCPP_BEGIN_NAMESPACE_STD
// basic_stringbuf
template <class _CharT, class _Traits, class _Allocator>
class _LIBCPP_TEMPLATE_VIS basic_stringbuf
: public basic_streambuf<_CharT, _Traits>
{
public:
typedef _CharT char_type;
typedef _Traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef _Allocator allocator_type;
typedef basic_string<char_type, traits_type, allocator_type> string_type;
private:
string_type __str_;
mutable char_type* __hm_;
ios_base::openmode __mode_;
public:
// 27.8.1.1 Constructors:
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_stringbuf(ios_base::openmode __wch = ios_base::in | ios_base::out);
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_stringbuf(const string_type& __s,
ios_base::openmode __wch = ios_base::in | ios_base::out);
#ifndef _LIBCPP_CXX03_LANG
basic_stringbuf(basic_stringbuf&& __rhs);
// 27.8.1.2 Assign and swap:
basic_stringbuf& operator=(basic_stringbuf&& __rhs);
#endif
void swap(basic_stringbuf& __rhs);
// 27.8.1.3 Get and set:
string_type str() const;
void str(const string_type& __s);
protected:
// 27.8.1.4 Overridden virtual functions:
virtual int_type underflow();
virtual int_type pbackfail(int_type __c = traits_type::eof());
virtual int_type overflow (int_type __c = traits_type::eof());
virtual pos_type seekoff(off_type __off, ios_base::seekdir __way,
ios_base::openmode __wch = ios_base::in | ios_base::out);
inline _LIBCPP_INLINE_VISIBILITY
virtual pos_type seekpos(pos_type __sp,
ios_base::openmode __wch = ios_base::in | ios_base::out);
};
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(ios_base::openmode __wch)
: __hm_(0),
__mode_(__wch)
{
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(const string_type& __s,
ios_base::openmode __wch)
: __str_(__s.get_allocator()),
__hm_(0),
__mode_(__wch)
{
str(__s);
}
#ifndef _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(basic_stringbuf&& __rhs)
: __mode_(__rhs.__mode_)
{
char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
ptrdiff_t __binp = -1;
ptrdiff_t __ninp = -1;
ptrdiff_t __einp = -1;
if (__rhs.eback() != nullptr)
{
__binp = __rhs.eback() - __p;
__ninp = __rhs.gptr() - __p;
__einp = __rhs.egptr() - __p;
}
ptrdiff_t __bout = -1;
ptrdiff_t __nout = -1;
ptrdiff_t __eout = -1;
if (__rhs.pbase() != nullptr)
{
__bout = __rhs.pbase() - __p;
__nout = __rhs.pptr() - __p;
__eout = __rhs.epptr() - __p;
}
ptrdiff_t __hm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
__str_ = _VSTD::move(__rhs.__str_);
__p = const_cast<char_type*>(__str_.data());
if (__binp != -1)
this->setg(__p + __binp, __p + __ninp, __p + __einp);
if (__bout != -1)
{
this->setp(__p + __bout, __p + __eout);
this->__pbump(__nout);
}
__hm_ = __hm == -1 ? nullptr : __p + __hm;
__p = const_cast<char_type*>(__rhs.__str_.data());
__rhs.setg(__p, __p, __p);
__rhs.setp(__p, __p);
__rhs.__hm_ = __p;
this->pubimbue(__rhs.getloc());
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>&
basic_stringbuf<_CharT, _Traits, _Allocator>::operator=(basic_stringbuf&& __rhs)
{
char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
ptrdiff_t __binp = -1;
ptrdiff_t __ninp = -1;
ptrdiff_t __einp = -1;
if (__rhs.eback() != nullptr)
{
__binp = __rhs.eback() - __p;
__ninp = __rhs.gptr() - __p;
__einp = __rhs.egptr() - __p;
}
ptrdiff_t __bout = -1;
ptrdiff_t __nout = -1;
ptrdiff_t __eout = -1;
if (__rhs.pbase() != nullptr)
{
__bout = __rhs.pbase() - __p;
__nout = __rhs.pptr() - __p;
__eout = __rhs.epptr() - __p;
}
ptrdiff_t __hm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
__str_ = _VSTD::move(__rhs.__str_);
__p = const_cast<char_type*>(__str_.data());
if (__binp != -1)
this->setg(__p + __binp, __p + __ninp, __p + __einp);
else
this->setg(nullptr, nullptr, nullptr);
if (__bout != -1)
{
this->setp(__p + __bout, __p + __eout);
this->__pbump(__nout);
}
else
this->setp(nullptr, nullptr);
__hm_ = __hm == -1 ? nullptr : __p + __hm;
__mode_ = __rhs.__mode_;
__p = const_cast<char_type*>(__rhs.__str_.data());
__rhs.setg(__p, __p, __p);
__rhs.setp(__p, __p);
__rhs.__hm_ = __p;
this->pubimbue(__rhs.getloc());
return *this;
}
#endif // _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
void
basic_stringbuf<_CharT, _Traits, _Allocator>::swap(basic_stringbuf& __rhs)
{
char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
ptrdiff_t __rbinp = -1;
ptrdiff_t __rninp = -1;
ptrdiff_t __reinp = -1;
if (__rhs.eback() != nullptr)
{
__rbinp = __rhs.eback() - __p;
__rninp = __rhs.gptr() - __p;
__reinp = __rhs.egptr() - __p;
}
ptrdiff_t __rbout = -1;
ptrdiff_t __rnout = -1;
ptrdiff_t __reout = -1;
if (__rhs.pbase() != nullptr)
{
__rbout = __rhs.pbase() - __p;
__rnout = __rhs.pptr() - __p;
__reout = __rhs.epptr() - __p;
}
ptrdiff_t __rhm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
__p = const_cast<char_type*>(__str_.data());
ptrdiff_t __lbinp = -1;
ptrdiff_t __lninp = -1;
ptrdiff_t __leinp = -1;
if (this->eback() != nullptr)
{
__lbinp = this->eback() - __p;
__lninp = this->gptr() - __p;
__leinp = this->egptr() - __p;
}
ptrdiff_t __lbout = -1;
ptrdiff_t __lnout = -1;
ptrdiff_t __leout = -1;
if (this->pbase() != nullptr)
{
__lbout = this->pbase() - __p;
__lnout = this->pptr() - __p;
__leout = this->epptr() - __p;
}
ptrdiff_t __lhm = __hm_ == nullptr ? -1 : __hm_ - __p;
_VSTD::swap(__mode_, __rhs.__mode_);
__str_.swap(__rhs.__str_);
__p = const_cast<char_type*>(__str_.data());
if (__rbinp != -1)
this->setg(__p + __rbinp, __p + __rninp, __p + __reinp);
else
this->setg(nullptr, nullptr, nullptr);
if (__rbout != -1)
{
this->setp(__p + __rbout, __p + __reout);
this->__pbump(__rnout);
}
else
this->setp(nullptr, nullptr);
__hm_ = __rhm == -1 ? nullptr : __p + __rhm;
__p = const_cast<char_type*>(__rhs.__str_.data());
if (__lbinp != -1)
__rhs.setg(__p + __lbinp, __p + __lninp, __p + __leinp);
else
__rhs.setg(nullptr, nullptr, nullptr);
if (__lbout != -1)
{
__rhs.setp(__p + __lbout, __p + __leout);
__rhs.__pbump(__lnout);
}
else
__rhs.setp(nullptr, nullptr);
__rhs.__hm_ = __lhm == -1 ? nullptr : __p + __lhm;
locale __tl = __rhs.getloc();
__rhs.pubimbue(this->getloc());
this->pubimbue(__tl);
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(basic_stringbuf<_CharT, _Traits, _Allocator>& __x,
basic_stringbuf<_CharT, _Traits, _Allocator>& __y)
{
__x.swap(__y);
}
template <class _CharT, class _Traits, class _Allocator>
basic_string<_CharT, _Traits, _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>::str() const
{
if (__mode_ & ios_base::out)
{
if (__hm_ < this->pptr())
__hm_ = this->pptr();
return string_type(this->pbase(), __hm_, __str_.get_allocator());
}
else if (__mode_ & ios_base::in)
return string_type(this->eback(), this->egptr(), __str_.get_allocator());
return string_type(__str_.get_allocator());
}
template <class _CharT, class _Traits, class _Allocator>
void
basic_stringbuf<_CharT, _Traits, _Allocator>::str(const string_type& __s)
{
__str_ = __s;
__hm_ = 0;
if (__mode_ & ios_base::in)
{
__hm_ = const_cast<char_type*>(__str_.data()) + __str_.size();
this->setg(const_cast<char_type*>(__str_.data()),
const_cast<char_type*>(__str_.data()),
__hm_);
}
if (__mode_ & ios_base::out)
{
typename string_type::size_type __sz = __str_.size();
__hm_ = const_cast<char_type*>(__str_.data()) + __sz;
__str_.resize(__str_.capacity());
this->setp(const_cast<char_type*>(__str_.data()),
const_cast<char_type*>(__str_.data()) + __str_.size());
if (__mode_ & (ios_base::app | ios_base::ate))
{
while (__sz > INT_MAX)
{
this->pbump(INT_MAX);
__sz -= INT_MAX;
}
if (__sz > 0)
this->pbump(__sz);
}
}
}
template <class _CharT, class _Traits, class _Allocator>
typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
basic_stringbuf<_CharT, _Traits, _Allocator>::underflow()
{
if (__hm_ < this->pptr())
__hm_ = this->pptr();
if (__mode_ & ios_base::in)
{
if (this->egptr() < __hm_)
this->setg(this->eback(), this->gptr(), __hm_);
if (this->gptr() < this->egptr())
return traits_type::to_int_type(*this->gptr());
}
return traits_type::eof();
}
template <class _CharT, class _Traits, class _Allocator>
typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
basic_stringbuf<_CharT, _Traits, _Allocator>::pbackfail(int_type __c)
{
if (__hm_ < this->pptr())
__hm_ = this->pptr();
if (this->eback() < this->gptr())
{
if (traits_type::eq_int_type(__c, traits_type::eof()))
{
this->setg(this->eback(), this->gptr()-1, __hm_);
return traits_type::not_eof(__c);
}
if ((__mode_ & ios_base::out) ||
traits_type::eq(traits_type::to_char_type(__c), this->gptr()[-1]))
{
this->setg(this->eback(), this->gptr()-1, __hm_);
*this->gptr() = traits_type::to_char_type(__c);
return __c;
}
}
return traits_type::eof();
}
template <class _CharT, class _Traits, class _Allocator>
typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
basic_stringbuf<_CharT, _Traits, _Allocator>::overflow(int_type __c)
{
if (!traits_type::eq_int_type(__c, traits_type::eof()))
{
ptrdiff_t __ninp = this->gptr() - this->eback();
if (this->pptr() == this->epptr())
{
if (!(__mode_ & ios_base::out))
return traits_type::eof();
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
ptrdiff_t __nout = this->pptr() - this->pbase();
ptrdiff_t __hm = __hm_ - this->pbase();
__str_.push_back(char_type());
__str_.resize(__str_.capacity());
char_type* __p = const_cast<char_type*>(__str_.data());
this->setp(__p, __p + __str_.size());
this->__pbump(__nout);
__hm_ = this->pbase() + __hm;
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
return traits_type::eof();
}
#endif // _LIBCPP_NO_EXCEPTIONS
}
__hm_ = _VSTD::max(this->pptr() + 1, __hm_);
if (__mode_ & ios_base::in)
{
char_type* __p = const_cast<char_type*>(__str_.data());
this->setg(__p, __p + __ninp, __hm_);
}
return this->sputc(traits_type::to_char_type(__c));
}
return traits_type::not_eof(__c);
}
template <class _CharT, class _Traits, class _Allocator>
typename basic_stringbuf<_CharT, _Traits, _Allocator>::pos_type
basic_stringbuf<_CharT, _Traits, _Allocator>::seekoff(off_type __off,
ios_base::seekdir __way,
ios_base::openmode __wch)
{
if (__hm_ < this->pptr())
__hm_ = this->pptr();
if ((__wch & (ios_base::in | ios_base::out)) == 0)
return pos_type(-1);
if ((__wch & (ios_base::in | ios_base::out)) == (ios_base::in | ios_base::out)
&& __way == ios_base::cur)
return pos_type(-1);
const ptrdiff_t __hm = __hm_ == nullptr ? 0 : __hm_ - __str_.data();
off_type __noff;
switch (__way)
{
case ios_base::beg:
__noff = 0;
break;
case ios_base::cur:
if (__wch & ios_base::in)
__noff = this->gptr() - this->eback();
else
__noff = this->pptr() - this->pbase();
break;
case ios_base::end:
__noff = __hm;
break;
default:
return pos_type(-1);
}
__noff += __off;
if (__noff < 0 || __hm < __noff)
return pos_type(-1);
if (__noff != 0)
{
if ((__wch & ios_base::in) && this->gptr() == 0)
return pos_type(-1);
if ((__wch & ios_base::out) && this->pptr() == 0)
return pos_type(-1);
}
if (__wch & ios_base::in)
this->setg(this->eback(), this->eback() + __noff, __hm_);
if (__wch & ios_base::out)
{
this->setp(this->pbase(), this->epptr());
this->pbump(__noff);
}
return pos_type(__noff);
}
template <class _CharT, class _Traits, class _Allocator>
typename basic_stringbuf<_CharT, _Traits, _Allocator>::pos_type
basic_stringbuf<_CharT, _Traits, _Allocator>::seekpos(pos_type __sp,
ios_base::openmode __wch)
{
return seekoff(__sp, ios_base::beg, __wch);
}
// basic_istringstream
template <class _CharT, class _Traits, class _Allocator>
class _LIBCPP_TEMPLATE_VIS basic_istringstream
: public basic_istream<_CharT, _Traits>
{
public:
typedef _CharT char_type;
typedef _Traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef _Allocator allocator_type;
typedef basic_string<char_type, traits_type, allocator_type> string_type;
private:
basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
public:
// 27.8.2.1 Constructors:
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_istringstream(ios_base::openmode __wch = ios_base::in);
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_istringstream(const string_type& __s,
ios_base::openmode __wch = ios_base::in);
#ifndef _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
basic_istringstream(basic_istringstream&& __rhs);
// 27.8.2.2 Assign and swap:
basic_istringstream& operator=(basic_istringstream&& __rhs);
#endif // _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
void swap(basic_istringstream& __rhs);
// 27.8.2.3 Members:
inline _LIBCPP_INLINE_VISIBILITY
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
inline _LIBCPP_INLINE_VISIBILITY
string_type str() const;
inline _LIBCPP_INLINE_VISIBILITY
void str(const string_type& __s);
};
template <class _CharT, class _Traits, class _Allocator>
basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(ios_base::openmode __wch)
: basic_istream<_CharT, _Traits>(&__sb_),
__sb_(__wch | ios_base::in)
{
}
template <class _CharT, class _Traits, class _Allocator>
basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(const string_type& __s,
ios_base::openmode __wch)
: basic_istream<_CharT, _Traits>(&__sb_),
__sb_(__s, __wch | ios_base::in)
{
}
#ifndef _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(basic_istringstream&& __rhs)
: basic_istream<_CharT, _Traits>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
{
basic_istream<_CharT, _Traits>::set_rdbuf(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_istringstream<_CharT, _Traits, _Allocator>&
basic_istringstream<_CharT, _Traits, _Allocator>::operator=(basic_istringstream&& __rhs)
{
basic_istream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
__sb_ = _VSTD::move(__rhs.__sb_);
return *this;
}
#endif // _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
void basic_istringstream<_CharT, _Traits, _Allocator>::swap(basic_istringstream& __rhs)
{
basic_istream<char_type, traits_type>::swap(__rhs);
__sb_.swap(__rhs.__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(basic_istringstream<_CharT, _Traits, _Allocator>& __x,
basic_istringstream<_CharT, _Traits, _Allocator>& __y)
{
__x.swap(__y);
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>*
basic_istringstream<_CharT, _Traits, _Allocator>::rdbuf() const
{
return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_string<_CharT, _Traits, _Allocator>
basic_istringstream<_CharT, _Traits, _Allocator>::str() const
{
return __sb_.str();
}
template <class _CharT, class _Traits, class _Allocator>
void basic_istringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
{
__sb_.str(__s);
}
// basic_ostringstream
template <class _CharT, class _Traits, class _Allocator>
class _LIBCPP_TEMPLATE_VIS basic_ostringstream
: public basic_ostream<_CharT, _Traits>
{
public:
typedef _CharT char_type;
typedef _Traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef _Allocator allocator_type;
typedef basic_string<char_type, traits_type, allocator_type> string_type;
private:
basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
public:
// 27.8.2.1 Constructors:
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_ostringstream(ios_base::openmode __wch = ios_base::out);
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_ostringstream(const string_type& __s,
ios_base::openmode __wch = ios_base::out);
#ifndef _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
basic_ostringstream(basic_ostringstream&& __rhs);
// 27.8.2.2 Assign and swap:
basic_ostringstream& operator=(basic_ostringstream&& __rhs);
#endif // _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
void swap(basic_ostringstream& __rhs);
// 27.8.2.3 Members:
inline _LIBCPP_INLINE_VISIBILITY
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
inline _LIBCPP_INLINE_VISIBILITY
string_type str() const;
inline _LIBCPP_INLINE_VISIBILITY
void str(const string_type& __s);
};
template <class _CharT, class _Traits, class _Allocator>
basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(ios_base::openmode __wch)
: basic_ostream<_CharT, _Traits>(&__sb_),
__sb_(__wch | ios_base::out)
{
}
template <class _CharT, class _Traits, class _Allocator>
basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(const string_type& __s,
ios_base::openmode __wch)
: basic_ostream<_CharT, _Traits>(&__sb_),
__sb_(__s, __wch | ios_base::out)
{
}
#ifndef _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(basic_ostringstream&& __rhs)
: basic_ostream<_CharT, _Traits>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
{
basic_ostream<_CharT, _Traits>::set_rdbuf(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_ostringstream<_CharT, _Traits, _Allocator>&
basic_ostringstream<_CharT, _Traits, _Allocator>::operator=(basic_ostringstream&& __rhs)
{
basic_ostream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
__sb_ = _VSTD::move(__rhs.__sb_);
return *this;
}
#endif // _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
void
basic_ostringstream<_CharT, _Traits, _Allocator>::swap(basic_ostringstream& __rhs)
{
basic_ostream<char_type, traits_type>::swap(__rhs);
__sb_.swap(__rhs.__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(basic_ostringstream<_CharT, _Traits, _Allocator>& __x,
basic_ostringstream<_CharT, _Traits, _Allocator>& __y)
{
__x.swap(__y);
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>*
basic_ostringstream<_CharT, _Traits, _Allocator>::rdbuf() const
{
return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_string<_CharT, _Traits, _Allocator>
basic_ostringstream<_CharT, _Traits, _Allocator>::str() const
{
return __sb_.str();
}
template <class _CharT, class _Traits, class _Allocator>
void
basic_ostringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
{
__sb_.str(__s);
}
// basic_stringstream
template <class _CharT, class _Traits, class _Allocator>
class _LIBCPP_TEMPLATE_VIS basic_stringstream
: public basic_iostream<_CharT, _Traits>
{
public:
typedef _CharT char_type;
typedef _Traits traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef _Allocator allocator_type;
typedef basic_string<char_type, traits_type, allocator_type> string_type;
private:
basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
public:
// 27.8.2.1 Constructors:
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_stringstream(ios_base::openmode __wch = ios_base::in | ios_base::out);
inline _LIBCPP_INLINE_VISIBILITY
explicit basic_stringstream(const string_type& __s,
ios_base::openmode __wch = ios_base::in | ios_base::out);
#ifndef _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
basic_stringstream(basic_stringstream&& __rhs);
// 27.8.2.2 Assign and swap:
basic_stringstream& operator=(basic_stringstream&& __rhs);
#endif // _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
void swap(basic_stringstream& __rhs);
// 27.8.2.3 Members:
inline _LIBCPP_INLINE_VISIBILITY
basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
inline _LIBCPP_INLINE_VISIBILITY
string_type str() const;
inline _LIBCPP_INLINE_VISIBILITY
void str(const string_type& __s);
};
template <class _CharT, class _Traits, class _Allocator>
basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(ios_base::openmode __wch)
: basic_iostream<_CharT, _Traits>(&__sb_),
__sb_(__wch)
{
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(const string_type& __s,
ios_base::openmode __wch)
: basic_iostream<_CharT, _Traits>(&__sb_),
__sb_(__s, __wch)
{
}
#ifndef _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(basic_stringstream&& __rhs)
: basic_iostream<_CharT, _Traits>(_VSTD::move(__rhs)),
__sb_(_VSTD::move(__rhs.__sb_))
{
basic_istream<_CharT, _Traits>::set_rdbuf(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringstream<_CharT, _Traits, _Allocator>&
basic_stringstream<_CharT, _Traits, _Allocator>::operator=(basic_stringstream&& __rhs)
{
basic_iostream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
__sb_ = _VSTD::move(__rhs.__sb_);
return *this;
}
#endif // _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits, class _Allocator>
void
basic_stringstream<_CharT, _Traits, _Allocator>::swap(basic_stringstream& __rhs)
{
basic_iostream<char_type, traits_type>::swap(__rhs);
__sb_.swap(__rhs.__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
basic_stringstream<_CharT, _Traits, _Allocator>& __y)
{
__x.swap(__y);
}
template <class _CharT, class _Traits, class _Allocator>
basic_stringbuf<_CharT, _Traits, _Allocator>*
basic_stringstream<_CharT, _Traits, _Allocator>::rdbuf() const
{
return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
}
template <class _CharT, class _Traits, class _Allocator>
basic_string<_CharT, _Traits, _Allocator>
basic_stringstream<_CharT, _Traits, _Allocator>::str() const
{
return __sb_.str();
}
template <class _CharT, class _Traits, class _Allocator>
void
basic_stringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
{
__sb_.str(__s);
}
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
#endif // _LIBCPP_SSTREAM
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