2 //===--------------------------- sstream ----------------------------------===//
4 // The LLVM Compiler Infrastructure
6 // This file is dual licensed under the MIT and the University of Illinois Open
7 // Source Licenses. See LICENSE.TXT for details.
9 //===----------------------------------------------------------------------===//
11 #ifndef _LIBCPP_SSTREAM
12 #define _LIBCPP_SSTREAM
17 template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
19 : public basic_streambuf<charT, traits>
22 typedef charT char_type;
23 typedef traits traits_type;
24 typedef typename traits_type::int_type int_type;
25 typedef typename traits_type::pos_type pos_type;
26 typedef typename traits_type::off_type off_type;
27 typedef Allocator allocator_type;
29 // 27.8.1.1 Constructors:
30 explicit basic_stringbuf(ios_base::openmode which = ios_base::in | ios_base::out);
31 explicit basic_stringbuf(const basic_string<char_type, traits_type, allocator_type>& str,
32 ios_base::openmode which = ios_base::in | ios_base::out);
33 basic_stringbuf(basic_stringbuf&& rhs);
35 // 27.8.1.2 Assign and swap:
36 basic_stringbuf& operator=(basic_stringbuf&& rhs);
37 void swap(basic_stringbuf& rhs);
39 // 27.8.1.3 Get and set:
40 basic_string<char_type, traits_type, allocator_type> str() const;
41 void str(const basic_string<char_type, traits_type, allocator_type>& s);
44 // 27.8.1.4 Overridden virtual functions:
45 virtual int_type underflow();
46 virtual int_type pbackfail(int_type c = traits_type::eof());
47 virtual int_type overflow (int_type c = traits_type::eof());
48 virtual basic_streambuf<char_type, traits_type>* setbuf(char_type*, streamsize);
49 virtual pos_type seekoff(off_type off, ios_base::seekdir way,
50 ios_base::openmode which = ios_base::in | ios_base::out);
51 virtual pos_type seekpos(pos_type sp,
52 ios_base::openmode which = ios_base::in | ios_base::out);
55 template <class charT, class traits, class Allocator>
56 void swap(basic_stringbuf<charT, traits, Allocator>& x,
57 basic_stringbuf<charT, traits, Allocator>& y);
59 typedef basic_stringbuf<char> stringbuf;
60 typedef basic_stringbuf<wchar_t> wstringbuf;
62 template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
63 class basic_istringstream
64 : public basic_istream<charT, traits>
67 typedef charT char_type;
68 typedef traits traits_type;
69 typedef typename traits_type::int_type int_type;
70 typedef typename traits_type::pos_type pos_type;
71 typedef typename traits_type::off_type off_type;
72 typedef Allocator allocator_type;
74 // 27.8.2.1 Constructors:
75 explicit basic_istringstream(ios_base::openmode which = ios_base::in);
76 explicit basic_istringstream(const basic_string<char_type, traits_type,allocator_type>& str,
77 ios_base::openmode which = ios_base::in);
78 basic_istringstream(basic_istringstream&& rhs);
80 // 27.8.2.2 Assign and swap:
81 basic_istringstream& operator=(basic_istringstream&& rhs);
82 void swap(basic_istringstream& rhs);
85 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
86 basic_string<char_type, traits_type, allocator_type> str() const;
87 void str(const basic_string<char_type, traits_type, allocator_type>& s);
90 template <class charT, class traits, class Allocator>
91 void swap(basic_istringstream<charT, traits, Allocator>& x,
92 basic_istringstream<charT, traits, Allocator>& y);
94 typedef basic_istringstream<char> istringstream;
95 typedef basic_istringstream<wchar_t> wistringstream;
97 template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
98 class basic_ostringstream
99 : public basic_ostream<charT, traits>
103 typedef charT char_type;
104 typedef traits traits_type;
105 typedef typename traits_type::int_type int_type;
106 typedef typename traits_type::pos_type pos_type;
107 typedef typename traits_type::off_type off_type;
108 typedef Allocator allocator_type;
110 // 27.8.3.1 Constructors/destructor:
111 explicit basic_ostringstream(ios_base::openmode which = ios_base::out);
112 explicit basic_ostringstream(const basic_string<char_type, traits_type, allocator_type>& str,
113 ios_base::openmode which = ios_base::out);
114 basic_ostringstream(basic_ostringstream&& rhs);
116 // 27.8.3.2 Assign/swap:
117 basic_ostringstream& operator=(basic_ostringstream&& rhs);
118 void swap(basic_ostringstream& rhs);
121 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
122 basic_string<char_type, traits_type, allocator_type> str() const;
123 void str(const basic_string<char_type, traits_type, allocator_type>& s);
126 template <class charT, class traits, class Allocator>
127 void swap(basic_ostringstream<charT, traits, Allocator>& x,
128 basic_ostringstream<charT, traits, Allocator>& y);
130 typedef basic_ostringstream<char> ostringstream;
131 typedef basic_ostringstream<wchar_t> wostringstream;
133 template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
134 class basic_stringstream
135 : public basic_iostream<charT, traits>
139 typedef charT char_type;
140 typedef traits traits_type;
141 typedef typename traits_type::int_type int_type;
142 typedef typename traits_type::pos_type pos_type;
143 typedef typename traits_type::off_type off_type;
144 typedef Allocator allocator_type;
146 // constructors/destructor
147 explicit basic_stringstream(ios_base::openmode which = ios_base::out|ios_base::in);
148 explicit basic_stringstream(const basic_string<char_type, traits_type, allocator_type>& str,
149 ios_base::openmode which = ios_base::out|ios_base::in);
150 basic_stringstream(basic_stringstream&& rhs);
152 // 27.8.5.1 Assign/swap:
153 basic_stringstream& operator=(basic_stringstream&& rhs);
154 void swap(basic_stringstream& rhs);
157 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
158 basic_string<char_type, traits_type, allocator_type> str() const;
159 void str(const basic_string<char_type, traits_type, allocator_type>& str);
162 template <class charT, class traits, class Allocator>
163 void swap(basic_stringstream<charT, traits, Allocator>& x,
164 basic_stringstream<charT, traits, Allocator>& y);
166 typedef basic_stringstream<char> stringstream;
167 typedef basic_stringstream<wchar_t> wstringstream;
178 #include <__undef_min_max>
180 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
181 #pragma GCC system_header
184 _LIBCPP_BEGIN_NAMESPACE_STD
188 template <class _CharT, class _Traits, class _Allocator>
189 class _LIBCPP_TEMPLATE_VIS basic_stringbuf
190 : public basic_streambuf<_CharT, _Traits>
193 typedef _CharT char_type;
194 typedef _Traits traits_type;
195 typedef typename traits_type::int_type int_type;
196 typedef typename traits_type::pos_type pos_type;
197 typedef typename traits_type::off_type off_type;
198 typedef _Allocator allocator_type;
200 typedef basic_string<char_type, traits_type, allocator_type> string_type;
205 mutable char_type* __hm_;
206 ios_base::openmode __mode_;
209 // 27.8.1.1 Constructors:
210 inline _LIBCPP_INLINE_VISIBILITY
211 explicit basic_stringbuf(ios_base::openmode __wch = ios_base::in | ios_base::out);
212 inline _LIBCPP_INLINE_VISIBILITY
213 explicit basic_stringbuf(const string_type& __s,
214 ios_base::openmode __wch = ios_base::in | ios_base::out);
215 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
216 basic_stringbuf(basic_stringbuf&& __rhs);
219 // 27.8.1.2 Assign and swap:
220 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
221 basic_stringbuf& operator=(basic_stringbuf&& __rhs);
223 void swap(basic_stringbuf& __rhs);
225 // 27.8.1.3 Get and set:
226 string_type str() const;
227 void str(const string_type& __s);
230 // 27.8.1.4 Overridden virtual functions:
231 virtual int_type underflow();
232 virtual int_type pbackfail(int_type __c = traits_type::eof());
233 virtual int_type overflow (int_type __c = traits_type::eof());
234 virtual pos_type seekoff(off_type __off, ios_base::seekdir __way,
235 ios_base::openmode __wch = ios_base::in | ios_base::out);
236 inline _LIBCPP_INLINE_VISIBILITY
237 virtual pos_type seekpos(pos_type __sp,
238 ios_base::openmode __wch = ios_base::in | ios_base::out);
241 template <class _CharT, class _Traits, class _Allocator>
242 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(ios_base::openmode __wch)
249 template <class _CharT, class _Traits, class _Allocator>
250 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(const string_type& __s,
251 ios_base::openmode __wch)
258 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
260 template <class _CharT, class _Traits, class _Allocator>
261 basic_stringbuf<_CharT, _Traits, _Allocator>::basic_stringbuf(basic_stringbuf&& __rhs)
262 : __mode_(__rhs.__mode_)
264 char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
265 ptrdiff_t __binp = -1;
266 ptrdiff_t __ninp = -1;
267 ptrdiff_t __einp = -1;
268 if (__rhs.eback() != nullptr)
270 __binp = __rhs.eback() - __p;
271 __ninp = __rhs.gptr() - __p;
272 __einp = __rhs.egptr() - __p;
274 ptrdiff_t __bout = -1;
275 ptrdiff_t __nout = -1;
276 ptrdiff_t __eout = -1;
277 if (__rhs.pbase() != nullptr)
279 __bout = __rhs.pbase() - __p;
280 __nout = __rhs.pptr() - __p;
281 __eout = __rhs.epptr() - __p;
283 ptrdiff_t __hm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
284 __str_ = _VSTD::move(__rhs.__str_);
285 __p = const_cast<char_type*>(__str_.data());
287 this->setg(__p + __binp, __p + __ninp, __p + __einp);
290 this->setp(__p + __bout, __p + __eout);
293 __hm_ = __hm == -1 ? nullptr : __p + __hm;
294 __p = const_cast<char_type*>(__rhs.__str_.data());
295 __rhs.setg(__p, __p, __p);
296 __rhs.setp(__p, __p);
298 this->pubimbue(__rhs.getloc());
301 template <class _CharT, class _Traits, class _Allocator>
302 basic_stringbuf<_CharT, _Traits, _Allocator>&
303 basic_stringbuf<_CharT, _Traits, _Allocator>::operator=(basic_stringbuf&& __rhs)
305 char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
306 ptrdiff_t __binp = -1;
307 ptrdiff_t __ninp = -1;
308 ptrdiff_t __einp = -1;
309 if (__rhs.eback() != nullptr)
311 __binp = __rhs.eback() - __p;
312 __ninp = __rhs.gptr() - __p;
313 __einp = __rhs.egptr() - __p;
315 ptrdiff_t __bout = -1;
316 ptrdiff_t __nout = -1;
317 ptrdiff_t __eout = -1;
318 if (__rhs.pbase() != nullptr)
320 __bout = __rhs.pbase() - __p;
321 __nout = __rhs.pptr() - __p;
322 __eout = __rhs.epptr() - __p;
324 ptrdiff_t __hm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
325 __str_ = _VSTD::move(__rhs.__str_);
326 __p = const_cast<char_type*>(__str_.data());
328 this->setg(__p + __binp, __p + __ninp, __p + __einp);
330 this->setg(nullptr, nullptr, nullptr);
333 this->setp(__p + __bout, __p + __eout);
337 this->setp(nullptr, nullptr);
339 __hm_ = __hm == -1 ? nullptr : __p + __hm;
340 __mode_ = __rhs.__mode_;
341 __p = const_cast<char_type*>(__rhs.__str_.data());
342 __rhs.setg(__p, __p, __p);
343 __rhs.setp(__p, __p);
345 this->pubimbue(__rhs.getloc());
349 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
351 template <class _CharT, class _Traits, class _Allocator>
353 basic_stringbuf<_CharT, _Traits, _Allocator>::swap(basic_stringbuf& __rhs)
355 char_type* __p = const_cast<char_type*>(__rhs.__str_.data());
356 ptrdiff_t __rbinp = -1;
357 ptrdiff_t __rninp = -1;
358 ptrdiff_t __reinp = -1;
359 if (__rhs.eback() != nullptr)
361 __rbinp = __rhs.eback() - __p;
362 __rninp = __rhs.gptr() - __p;
363 __reinp = __rhs.egptr() - __p;
365 ptrdiff_t __rbout = -1;
366 ptrdiff_t __rnout = -1;
367 ptrdiff_t __reout = -1;
368 if (__rhs.pbase() != nullptr)
370 __rbout = __rhs.pbase() - __p;
371 __rnout = __rhs.pptr() - __p;
372 __reout = __rhs.epptr() - __p;
374 ptrdiff_t __rhm = __rhs.__hm_ == nullptr ? -1 : __rhs.__hm_ - __p;
375 __p = const_cast<char_type*>(__str_.data());
376 ptrdiff_t __lbinp = -1;
377 ptrdiff_t __lninp = -1;
378 ptrdiff_t __leinp = -1;
379 if (this->eback() != nullptr)
381 __lbinp = this->eback() - __p;
382 __lninp = this->gptr() - __p;
383 __leinp = this->egptr() - __p;
385 ptrdiff_t __lbout = -1;
386 ptrdiff_t __lnout = -1;
387 ptrdiff_t __leout = -1;
388 if (this->pbase() != nullptr)
390 __lbout = this->pbase() - __p;
391 __lnout = this->pptr() - __p;
392 __leout = this->epptr() - __p;
394 ptrdiff_t __lhm = __hm_ == nullptr ? -1 : __hm_ - __p;
395 _VSTD::swap(__mode_, __rhs.__mode_);
396 __str_.swap(__rhs.__str_);
397 __p = const_cast<char_type*>(__str_.data());
399 this->setg(__p + __rbinp, __p + __rninp, __p + __reinp);
401 this->setg(nullptr, nullptr, nullptr);
404 this->setp(__p + __rbout, __p + __reout);
405 this->pbump(__rnout);
408 this->setp(nullptr, nullptr);
409 __hm_ = __rhm == -1 ? nullptr : __p + __rhm;
410 __p = const_cast<char_type*>(__rhs.__str_.data());
412 __rhs.setg(__p + __lbinp, __p + __lninp, __p + __leinp);
414 __rhs.setg(nullptr, nullptr, nullptr);
417 __rhs.setp(__p + __lbout, __p + __leout);
418 __rhs.pbump(__lnout);
421 __rhs.setp(nullptr, nullptr);
422 __rhs.__hm_ = __lhm == -1 ? nullptr : __p + __lhm;
423 locale __tl = __rhs.getloc();
424 __rhs.pubimbue(this->getloc());
425 this->pubimbue(__tl);
428 template <class _CharT, class _Traits, class _Allocator>
429 inline _LIBCPP_INLINE_VISIBILITY
431 swap(basic_stringbuf<_CharT, _Traits, _Allocator>& __x,
432 basic_stringbuf<_CharT, _Traits, _Allocator>& __y)
437 template <class _CharT, class _Traits, class _Allocator>
438 basic_string<_CharT, _Traits, _Allocator>
439 basic_stringbuf<_CharT, _Traits, _Allocator>::str() const
441 if (__mode_ & ios_base::out)
443 if (__hm_ < this->pptr())
444 __hm_ = this->pptr();
445 return string_type(this->pbase(), __hm_, __str_.get_allocator());
447 else if (__mode_ & ios_base::in)
448 return string_type(this->eback(), this->egptr(), __str_.get_allocator());
449 return string_type(__str_.get_allocator());
452 template <class _CharT, class _Traits, class _Allocator>
454 basic_stringbuf<_CharT, _Traits, _Allocator>::str(const string_type& __s)
458 if (__mode_ & ios_base::in)
460 __hm_ = const_cast<char_type*>(__str_.data()) + __str_.size();
461 this->setg(const_cast<char_type*>(__str_.data()),
462 const_cast<char_type*>(__str_.data()),
465 if (__mode_ & ios_base::out)
467 typename string_type::size_type __sz = __str_.size();
468 __hm_ = const_cast<char_type*>(__str_.data()) + __sz;
469 __str_.resize(__str_.capacity());
470 this->setp(const_cast<char_type*>(__str_.data()),
471 const_cast<char_type*>(__str_.data()) + __str_.size());
472 if (__mode_ & (ios_base::app | ios_base::ate))
477 template <class _CharT, class _Traits, class _Allocator>
478 typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
479 basic_stringbuf<_CharT, _Traits, _Allocator>::underflow()
481 if (__hm_ < this->pptr())
482 __hm_ = this->pptr();
483 if (__mode_ & ios_base::in)
485 if (this->egptr() < __hm_)
486 this->setg(this->eback(), this->gptr(), __hm_);
487 if (this->gptr() < this->egptr())
488 return traits_type::to_int_type(*this->gptr());
490 return traits_type::eof();
493 template <class _CharT, class _Traits, class _Allocator>
494 typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
495 basic_stringbuf<_CharT, _Traits, _Allocator>::pbackfail(int_type __c)
497 if (__hm_ < this->pptr())
498 __hm_ = this->pptr();
499 if (this->eback() < this->gptr())
501 if (traits_type::eq_int_type(__c, traits_type::eof()))
503 this->setg(this->eback(), this->gptr()-1, __hm_);
504 return traits_type::not_eof(__c);
506 if ((__mode_ & ios_base::out) ||
507 traits_type::eq(traits_type::to_char_type(__c), this->gptr()[-1]))
509 this->setg(this->eback(), this->gptr()-1, __hm_);
510 *this->gptr() = traits_type::to_char_type(__c);
514 return traits_type::eof();
517 template <class _CharT, class _Traits, class _Allocator>
518 typename basic_stringbuf<_CharT, _Traits, _Allocator>::int_type
519 basic_stringbuf<_CharT, _Traits, _Allocator>::overflow(int_type __c)
521 if (!traits_type::eq_int_type(__c, traits_type::eof()))
523 ptrdiff_t __ninp = this->gptr() - this->eback();
524 if (this->pptr() == this->epptr())
526 if (!(__mode_ & ios_base::out))
527 return traits_type::eof();
528 #ifndef _LIBCPP_NO_EXCEPTIONS
531 #endif // _LIBCPP_NO_EXCEPTIONS
532 ptrdiff_t __nout = this->pptr() - this->pbase();
533 ptrdiff_t __hm = __hm_ - this->pbase();
534 __str_.push_back(char_type());
535 __str_.resize(__str_.capacity());
536 char_type* __p = const_cast<char_type*>(__str_.data());
537 this->setp(__p, __p + __str_.size());
539 __hm_ = this->pbase() + __hm;
540 #ifndef _LIBCPP_NO_EXCEPTIONS
544 return traits_type::eof();
546 #endif // _LIBCPP_NO_EXCEPTIONS
548 __hm_ = _VSTD::max(this->pptr() + 1, __hm_);
549 if (__mode_ & ios_base::in)
551 char_type* __p = const_cast<char_type*>(__str_.data());
552 this->setg(__p, __p + __ninp, __hm_);
554 return this->sputc(__c);
556 return traits_type::not_eof(__c);
559 template <class _CharT, class _Traits, class _Allocator>
560 typename basic_stringbuf<_CharT, _Traits, _Allocator>::pos_type
561 basic_stringbuf<_CharT, _Traits, _Allocator>::seekoff(off_type __off,
562 ios_base::seekdir __way,
563 ios_base::openmode __wch)
565 if (__hm_ < this->pptr())
566 __hm_ = this->pptr();
567 if ((__wch & (ios_base::in | ios_base::out)) == 0)
569 if ((__wch & (ios_base::in | ios_base::out)) == (ios_base::in | ios_base::out)
570 && __way == ios_base::cur)
579 if (__wch & ios_base::in)
580 __noff = this->gptr() - this->eback();
582 __noff = this->pptr() - this->pbase();
585 __noff = __hm_ - __str_.data();
591 if (__noff < 0 || __hm_ - __str_.data() < __noff)
595 if ((__wch & ios_base::in) && this->gptr() == 0)
597 if ((__wch & ios_base::out) && this->pptr() == 0)
600 if (__wch & ios_base::in)
601 this->setg(this->eback(), this->eback() + __noff, __hm_);
602 if (__wch & ios_base::out)
604 this->setp(this->pbase(), this->epptr());
607 return pos_type(__noff);
610 template <class _CharT, class _Traits, class _Allocator>
611 typename basic_stringbuf<_CharT, _Traits, _Allocator>::pos_type
612 basic_stringbuf<_CharT, _Traits, _Allocator>::seekpos(pos_type __sp,
613 ios_base::openmode __wch)
615 return seekoff(__sp, ios_base::beg, __wch);
618 // basic_istringstream
620 template <class _CharT, class _Traits, class _Allocator>
621 class _LIBCPP_TEMPLATE_VIS basic_istringstream
622 : public basic_istream<_CharT, _Traits>
625 typedef _CharT char_type;
626 typedef _Traits traits_type;
627 typedef typename traits_type::int_type int_type;
628 typedef typename traits_type::pos_type pos_type;
629 typedef typename traits_type::off_type off_type;
630 typedef _Allocator allocator_type;
632 typedef basic_string<char_type, traits_type, allocator_type> string_type;
635 basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
638 // 27.8.2.1 Constructors:
639 inline _LIBCPP_INLINE_VISIBILITY
640 explicit basic_istringstream(ios_base::openmode __wch = ios_base::in);
641 inline _LIBCPP_INLINE_VISIBILITY
642 explicit basic_istringstream(const string_type& __s,
643 ios_base::openmode __wch = ios_base::in);
644 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
645 inline _LIBCPP_INLINE_VISIBILITY
646 basic_istringstream(basic_istringstream&& __rhs);
648 // 27.8.2.2 Assign and swap:
649 basic_istringstream& operator=(basic_istringstream&& __rhs);
650 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
651 inline _LIBCPP_INLINE_VISIBILITY
652 void swap(basic_istringstream& __rhs);
655 inline _LIBCPP_INLINE_VISIBILITY
656 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
657 inline _LIBCPP_INLINE_VISIBILITY
658 string_type str() const;
659 inline _LIBCPP_INLINE_VISIBILITY
660 void str(const string_type& __s);
663 template <class _CharT, class _Traits, class _Allocator>
664 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(ios_base::openmode __wch)
665 : basic_istream<_CharT, _Traits>(&__sb_),
666 __sb_(__wch | ios_base::in)
670 template <class _CharT, class _Traits, class _Allocator>
671 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(const string_type& __s,
672 ios_base::openmode __wch)
673 : basic_istream<_CharT, _Traits>(&__sb_),
674 __sb_(__s, __wch | ios_base::in)
678 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
680 template <class _CharT, class _Traits, class _Allocator>
681 basic_istringstream<_CharT, _Traits, _Allocator>::basic_istringstream(basic_istringstream&& __rhs)
682 : basic_istream<_CharT, _Traits>(_VSTD::move(__rhs)),
683 __sb_(_VSTD::move(__rhs.__sb_))
685 basic_istream<_CharT, _Traits>::set_rdbuf(&__sb_);
688 template <class _CharT, class _Traits, class _Allocator>
689 basic_istringstream<_CharT, _Traits, _Allocator>&
690 basic_istringstream<_CharT, _Traits, _Allocator>::operator=(basic_istringstream&& __rhs)
692 basic_istream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
693 __sb_ = _VSTD::move(__rhs.__sb_);
697 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
699 template <class _CharT, class _Traits, class _Allocator>
700 void basic_istringstream<_CharT, _Traits, _Allocator>::swap(basic_istringstream& __rhs)
702 basic_istream<char_type, traits_type>::swap(__rhs);
703 __sb_.swap(__rhs.__sb_);
706 template <class _CharT, class _Traits, class _Allocator>
707 inline _LIBCPP_INLINE_VISIBILITY
709 swap(basic_istringstream<_CharT, _Traits, _Allocator>& __x,
710 basic_istringstream<_CharT, _Traits, _Allocator>& __y)
715 template <class _CharT, class _Traits, class _Allocator>
716 basic_stringbuf<_CharT, _Traits, _Allocator>*
717 basic_istringstream<_CharT, _Traits, _Allocator>::rdbuf() const
719 return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
722 template <class _CharT, class _Traits, class _Allocator>
723 basic_string<_CharT, _Traits, _Allocator>
724 basic_istringstream<_CharT, _Traits, _Allocator>::str() const
729 template <class _CharT, class _Traits, class _Allocator>
730 void basic_istringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
735 // basic_ostringstream
737 template <class _CharT, class _Traits, class _Allocator>
738 class _LIBCPP_TEMPLATE_VIS basic_ostringstream
739 : public basic_ostream<_CharT, _Traits>
742 typedef _CharT char_type;
743 typedef _Traits traits_type;
744 typedef typename traits_type::int_type int_type;
745 typedef typename traits_type::pos_type pos_type;
746 typedef typename traits_type::off_type off_type;
747 typedef _Allocator allocator_type;
749 typedef basic_string<char_type, traits_type, allocator_type> string_type;
752 basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
755 // 27.8.2.1 Constructors:
756 inline _LIBCPP_INLINE_VISIBILITY
757 explicit basic_ostringstream(ios_base::openmode __wch = ios_base::out);
758 inline _LIBCPP_INLINE_VISIBILITY
759 explicit basic_ostringstream(const string_type& __s,
760 ios_base::openmode __wch = ios_base::out);
761 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
762 inline _LIBCPP_INLINE_VISIBILITY
763 basic_ostringstream(basic_ostringstream&& __rhs);
765 // 27.8.2.2 Assign and swap:
766 basic_ostringstream& operator=(basic_ostringstream&& __rhs);
767 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
768 inline _LIBCPP_INLINE_VISIBILITY
769 void swap(basic_ostringstream& __rhs);
772 inline _LIBCPP_INLINE_VISIBILITY
773 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
774 inline _LIBCPP_INLINE_VISIBILITY
775 string_type str() const;
776 inline _LIBCPP_INLINE_VISIBILITY
777 void str(const string_type& __s);
780 template <class _CharT, class _Traits, class _Allocator>
781 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(ios_base::openmode __wch)
782 : basic_ostream<_CharT, _Traits>(&__sb_),
783 __sb_(__wch | ios_base::out)
787 template <class _CharT, class _Traits, class _Allocator>
788 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(const string_type& __s,
789 ios_base::openmode __wch)
790 : basic_ostream<_CharT, _Traits>(&__sb_),
791 __sb_(__s, __wch | ios_base::out)
795 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
797 template <class _CharT, class _Traits, class _Allocator>
798 basic_ostringstream<_CharT, _Traits, _Allocator>::basic_ostringstream(basic_ostringstream&& __rhs)
799 : basic_ostream<_CharT, _Traits>(_VSTD::move(__rhs)),
800 __sb_(_VSTD::move(__rhs.__sb_))
802 basic_ostream<_CharT, _Traits>::set_rdbuf(&__sb_);
805 template <class _CharT, class _Traits, class _Allocator>
806 basic_ostringstream<_CharT, _Traits, _Allocator>&
807 basic_ostringstream<_CharT, _Traits, _Allocator>::operator=(basic_ostringstream&& __rhs)
809 basic_ostream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
810 __sb_ = _VSTD::move(__rhs.__sb_);
814 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
816 template <class _CharT, class _Traits, class _Allocator>
818 basic_ostringstream<_CharT, _Traits, _Allocator>::swap(basic_ostringstream& __rhs)
820 basic_ostream<char_type, traits_type>::swap(__rhs);
821 __sb_.swap(__rhs.__sb_);
824 template <class _CharT, class _Traits, class _Allocator>
825 inline _LIBCPP_INLINE_VISIBILITY
827 swap(basic_ostringstream<_CharT, _Traits, _Allocator>& __x,
828 basic_ostringstream<_CharT, _Traits, _Allocator>& __y)
833 template <class _CharT, class _Traits, class _Allocator>
834 basic_stringbuf<_CharT, _Traits, _Allocator>*
835 basic_ostringstream<_CharT, _Traits, _Allocator>::rdbuf() const
837 return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
840 template <class _CharT, class _Traits, class _Allocator>
841 basic_string<_CharT, _Traits, _Allocator>
842 basic_ostringstream<_CharT, _Traits, _Allocator>::str() const
847 template <class _CharT, class _Traits, class _Allocator>
849 basic_ostringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
854 // basic_stringstream
856 template <class _CharT, class _Traits, class _Allocator>
857 class _LIBCPP_TEMPLATE_VIS basic_stringstream
858 : public basic_iostream<_CharT, _Traits>
861 typedef _CharT char_type;
862 typedef _Traits traits_type;
863 typedef typename traits_type::int_type int_type;
864 typedef typename traits_type::pos_type pos_type;
865 typedef typename traits_type::off_type off_type;
866 typedef _Allocator allocator_type;
868 typedef basic_string<char_type, traits_type, allocator_type> string_type;
871 basic_stringbuf<char_type, traits_type, allocator_type> __sb_;
874 // 27.8.2.1 Constructors:
875 inline _LIBCPP_INLINE_VISIBILITY
876 explicit basic_stringstream(ios_base::openmode __wch = ios_base::in | ios_base::out);
877 inline _LIBCPP_INLINE_VISIBILITY
878 explicit basic_stringstream(const string_type& __s,
879 ios_base::openmode __wch = ios_base::in | ios_base::out);
880 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
881 inline _LIBCPP_INLINE_VISIBILITY
882 basic_stringstream(basic_stringstream&& __rhs);
884 // 27.8.2.2 Assign and swap:
885 basic_stringstream& operator=(basic_stringstream&& __rhs);
886 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
887 inline _LIBCPP_INLINE_VISIBILITY
888 void swap(basic_stringstream& __rhs);
891 inline _LIBCPP_INLINE_VISIBILITY
892 basic_stringbuf<char_type, traits_type, allocator_type>* rdbuf() const;
893 inline _LIBCPP_INLINE_VISIBILITY
894 string_type str() const;
895 inline _LIBCPP_INLINE_VISIBILITY
896 void str(const string_type& __s);
899 template <class _CharT, class _Traits, class _Allocator>
900 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(ios_base::openmode __wch)
901 : basic_iostream<_CharT, _Traits>(&__sb_),
906 template <class _CharT, class _Traits, class _Allocator>
907 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(const string_type& __s,
908 ios_base::openmode __wch)
909 : basic_iostream<_CharT, _Traits>(&__sb_),
914 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
916 template <class _CharT, class _Traits, class _Allocator>
917 basic_stringstream<_CharT, _Traits, _Allocator>::basic_stringstream(basic_stringstream&& __rhs)
918 : basic_iostream<_CharT, _Traits>(_VSTD::move(__rhs)),
919 __sb_(_VSTD::move(__rhs.__sb_))
921 basic_istream<_CharT, _Traits>::set_rdbuf(&__sb_);
924 template <class _CharT, class _Traits, class _Allocator>
925 basic_stringstream<_CharT, _Traits, _Allocator>&
926 basic_stringstream<_CharT, _Traits, _Allocator>::operator=(basic_stringstream&& __rhs)
928 basic_iostream<char_type, traits_type>::operator=(_VSTD::move(__rhs));
929 __sb_ = _VSTD::move(__rhs.__sb_);
933 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
935 template <class _CharT, class _Traits, class _Allocator>
937 basic_stringstream<_CharT, _Traits, _Allocator>::swap(basic_stringstream& __rhs)
939 basic_iostream<char_type, traits_type>::swap(__rhs);
940 __sb_.swap(__rhs.__sb_);
943 template <class _CharT, class _Traits, class _Allocator>
944 inline _LIBCPP_INLINE_VISIBILITY
946 swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
947 basic_stringstream<_CharT, _Traits, _Allocator>& __y)
952 template <class _CharT, class _Traits, class _Allocator>
953 basic_stringbuf<_CharT, _Traits, _Allocator>*
954 basic_stringstream<_CharT, _Traits, _Allocator>::rdbuf() const
956 return const_cast<basic_stringbuf<char_type, traits_type, allocator_type>*>(&__sb_);
959 template <class _CharT, class _Traits, class _Allocator>
960 basic_string<_CharT, _Traits, _Allocator>
961 basic_stringstream<_CharT, _Traits, _Allocator>::str() const
966 template <class _CharT, class _Traits, class _Allocator>
968 basic_stringstream<_CharT, _Traits, _Allocator>::str(const string_type& __s)
973 _LIBCPP_END_NAMESPACE_STD
975 #endif // _LIBCPP_SSTREAM