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-rw-r--r--tests/libcxx/include/fstream1394
1 files changed, 0 insertions, 1394 deletions
diff --git a/tests/libcxx/include/fstream b/tests/libcxx/include/fstream
deleted file mode 100644
index 5734aa07..00000000
--- a/tests/libcxx/include/fstream
+++ /dev/null
@@ -1,1394 +0,0 @@
-// -*- C++ -*-
-//===------------------------- fstream ------------------------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is dual licensed under the MIT and the University of Illinois Open
-// Source Licenses. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef _LIBCPP_FSTREAM
-#define _LIBCPP_FSTREAM
-
-/*
- fstream synopsis
-
-template <class charT, class traits = char_traits<charT> >
-class basic_filebuf
- : 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;
-
- // 27.9.1.2 Constructors/destructor:
- basic_filebuf();
- basic_filebuf(basic_filebuf&& rhs);
- virtual ~basic_filebuf();
-
- // 27.9.1.3 Assign/swap:
- basic_filebuf& operator=(basic_filebuf&& rhs);
- void swap(basic_filebuf& rhs);
-
- // 27.9.1.4 Members:
- bool is_open() const;
- basic_filebuf* open(const char* s, ios_base::openmode mode);
- basic_filebuf* open(const string& s, ios_base::openmode mode);
- basic_filebuf* close();
-
-protected:
- // 27.9.1.5 Overridden virtual functions:
- virtual streamsize showmanyc();
- virtual int_type underflow();
- virtual int_type uflow();
- 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* s, streamsize n);
- 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);
- virtual int sync();
- virtual void imbue(const locale& loc);
-};
-
-template <class charT, class traits>
- void
- swap(basic_filebuf<charT, traits>& x, basic_filebuf<charT, traits>& y);
-
-typedef basic_filebuf<char> filebuf;
-typedef basic_filebuf<wchar_t> wfilebuf;
-
-template <class charT, class traits = char_traits<charT> >
-class basic_ifstream
- : 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;
-
- basic_ifstream();
- explicit basic_ifstream(const char* s, ios_base::openmode mode = ios_base::in);
- explicit basic_ifstream(const string& s, ios_base::openmode mode = ios_base::in);
- basic_ifstream(basic_ifstream&& rhs);
-
- basic_ifstream& operator=(basic_ifstream&& rhs);
- void swap(basic_ifstream& rhs);
-
- basic_filebuf<char_type, traits_type>* rdbuf() const;
- bool is_open() const;
- void open(const char* s, ios_base::openmode mode = ios_base::in);
- void open(const string& s, ios_base::openmode mode = ios_base::in);
- void close();
-};
-
-template <class charT, class traits>
- void
- swap(basic_ifstream<charT, traits>& x, basic_ifstream<charT, traits>& y);
-
-typedef basic_ifstream<char> ifstream;
-typedef basic_ifstream<wchar_t> wifstream;
-
-template <class charT, class traits = char_traits<charT> >
-class basic_ofstream
- : 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;
-
- basic_ofstream();
- explicit basic_ofstream(const char* s, ios_base::openmode mode = ios_base::out);
- explicit basic_ofstream(const string& s, ios_base::openmode mode = ios_base::out);
- basic_ofstream(basic_ofstream&& rhs);
-
- basic_ofstream& operator=(basic_ofstream&& rhs);
- void swap(basic_ofstream& rhs);
-
- basic_filebuf<char_type, traits_type>* rdbuf() const;
- bool is_open() const;
- void open(const char* s, ios_base::openmode mode = ios_base::out);
- void open(const string& s, ios_base::openmode mode = ios_base::out);
- void close();
-};
-
-template <class charT, class traits>
- void
- swap(basic_ofstream<charT, traits>& x, basic_ofstream<charT, traits>& y);
-
-typedef basic_ofstream<char> ofstream;
-typedef basic_ofstream<wchar_t> wofstream;
-
-template <class charT, class traits=char_traits<charT> >
-class basic_fstream
- : 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;
-
- basic_fstream();
- explicit basic_fstream(const char* s, ios_base::openmode mode = ios_base::in|ios_base::out);
- explicit basic_fstream(const string& s, ios_base::openmode mode = ios_base::in|ios_base::out);
- basic_fstream(basic_fstream&& rhs);
-
- basic_fstream& operator=(basic_fstream&& rhs);
- void swap(basic_fstream& rhs);
-
- basic_filebuf<char_type, traits_type>* rdbuf() const;
- bool is_open() const;
- void open(const char* s, ios_base::openmode mode = ios_base::in|ios_base::out);
- void open(const string& s, ios_base::openmode mode = ios_base::in|ios_base::out);
- void close();
-};
-
-template <class charT, class traits>
- void swap(basic_fstream<charT, traits>& x, basic_fstream<charT, traits>& y);
-
-typedef basic_fstream<char> fstream;
-typedef basic_fstream<wchar_t> wfstream;
-
-} // std
-
-*/
-
-#include <__config>
-#include <ostream>
-#include <istream>
-#include <__locale>
-#include <cstdio>
-
-#pragma GCC system_header
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-template <class _CharT, class _Traits>
-class _LIBCPP_VISIBLE basic_filebuf
- : 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 typename traits_type::state_type state_type;
-
- // 27.9.1.2 Constructors/destructor:
- basic_filebuf();
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
- basic_filebuf(basic_filebuf&& __rhs);
-#endif
- virtual ~basic_filebuf();
-
- // 27.9.1.3 Assign/swap:
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
- basic_filebuf& operator=(basic_filebuf&& __rhs);
-#endif
- void swap(basic_filebuf& __rhs);
-
- // 27.9.1.4 Members:
- bool is_open() const;
- basic_filebuf* open(const char* __s, ios_base::openmode __mode);
- basic_filebuf* open(const string& __s, ios_base::openmode __mode);
- basic_filebuf* close();
-
-protected:
- // 27.9.1.5 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* __s, streamsize __n);
- virtual pos_type seekoff(off_type __off, ios_base::seekdir __way,
- ios_base::openmode __wch = ios_base::in | ios_base::out);
- virtual pos_type seekpos(pos_type __sp,
- ios_base::openmode __wch = ios_base::in | ios_base::out);
- virtual int sync();
- virtual void imbue(const locale& __loc);
-
-private:
- char* __extbuf_;
- const char* __extbufnext_;
- const char* __extbufend_;
- char __extbuf_min_[8];
- size_t __ebs_;
- char_type* __intbuf_;
- size_t __ibs_;
- FILE* __file_;
- const codecvt<char_type, char, state_type>* __cv_;
- state_type __st_;
- ios_base::openmode __om_;
- ios_base::openmode __cm_;
- bool __owns_eb_;
- bool __owns_ib_;
- bool __always_noconv_;
-
- bool __read_mode();
- void __write_mode();
-};
-
-template <class _CharT, class _Traits>
-basic_filebuf<_CharT, _Traits>::basic_filebuf()
- : __extbuf_(0),
- __extbufnext_(0),
- __extbufend_(0),
- __ebs_(0),
- __intbuf_(0),
- __ibs_(0),
- __file_(0),
- __cv_(&use_facet<codecvt<char_type, char, state_type> >(this->getloc())),
- __st_(),
- __om_(0),
- __cm_(0),
- __owns_eb_(false),
- __owns_ib_(false),
- __always_noconv_(__cv_->always_noconv())
-{
- setbuf(0, 4096);
-}
-
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
-
-template <class _CharT, class _Traits>
-basic_filebuf<_CharT, _Traits>::basic_filebuf(basic_filebuf&& __rhs)
- : basic_streambuf<_CharT, _Traits>(__rhs)
-{
- if (__rhs.__extbuf_ == __rhs.__extbuf_min_)
- {
- __extbuf_ = __extbuf_min_;
- __extbufnext_ = __extbuf_ + (__rhs.__extbufnext_ - __rhs.__extbuf_);
- __extbufend_ = __extbuf_ + (__rhs.__extbufend_ - __rhs.__extbuf_);
- }
- else
- {
- __extbuf_ = __rhs.__extbuf_;
- __extbufnext_ = __rhs.__extbufnext_;
- __extbufend_ = __rhs.__extbufend_;
- }
- __ebs_ = __rhs.__ebs_;
- __intbuf_ = __rhs.__intbuf_;
- __ibs_ = __rhs.__ibs_;
- __file_ = __rhs.__file_;
- __cv_ = __rhs.__cv_;
- __st_ = __rhs.__st_;
- __om_ = __rhs.__om_;
- __cm_ = __rhs.__cm_;
- __owns_eb_ = __rhs.__owns_eb_;
- __owns_ib_ = __rhs.__owns_ib_;
- __always_noconv_ = __rhs.__always_noconv_;
- if (__rhs.pbase())
- {
- if (__rhs.pbase() == __rhs.__intbuf_)
- this->setp(__intbuf_, __intbuf_ + (__rhs. epptr() - __rhs.pbase()));
- else
- this->setp((char_type*)__extbuf_,
- (char_type*)__extbuf_ + (__rhs. epptr() - __rhs.pbase()));
- this->pbump(__rhs. pptr() - __rhs.pbase());
- }
- else if (__rhs.eback())
- {
- if (__rhs.eback() == __rhs.__intbuf_)
- this->setg(__intbuf_, __intbuf_ + (__rhs.gptr() - __rhs.eback()),
- __intbuf_ + (__rhs.egptr() - __rhs.eback()));
- else
- this->setg((char_type*)__extbuf_,
- (char_type*)__extbuf_ + (__rhs.gptr() - __rhs.eback()),
- (char_type*)__extbuf_ + (__rhs.egptr() - __rhs.eback()));
- }
- __rhs.__extbuf_ = 0;
- __rhs.__extbufnext_ = 0;
- __rhs.__extbufend_ = 0;
- __rhs.__ebs_ = 0;
- __rhs.__intbuf_ = 0;
- __rhs.__ibs_ = 0;
- __rhs.__file_ = 0;
- __rhs.__st_ = state_type();
- __rhs.__om_ = 0;
- __rhs.__cm_ = 0;
- __rhs.__owns_eb_ = false;
- __rhs.__owns_ib_ = false;
- __rhs.setg(0, 0, 0);
- __rhs.setp(0, 0);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_filebuf<_CharT, _Traits>&
-basic_filebuf<_CharT, _Traits>::operator=(basic_filebuf&& __rhs)
-{
- close();
- swap(__rhs);
-}
-
-#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
-
-template <class _CharT, class _Traits>
-basic_filebuf<_CharT, _Traits>::~basic_filebuf()
-{
-#ifndef _LIBCPP_NO_EXCEPTIONS
- try
- {
-#endif // _LIBCPP_NO_EXCEPTIONS
- close();
-#ifndef _LIBCPP_NO_EXCEPTIONS
- }
- catch (...)
- {
- }
-#endif // _LIBCPP_NO_EXCEPTIONS
- if (__owns_eb_)
- delete [] __extbuf_;
- if (__owns_ib_)
- delete [] __intbuf_;
-}
-
-template <class _CharT, class _Traits>
-void
-basic_filebuf<_CharT, _Traits>::swap(basic_filebuf& __rhs)
-{
- basic_streambuf<char_type, traits_type>::swap(__rhs);
- if (__extbuf_ != __extbuf_min_ && __rhs.__extbuf_ != __rhs.__extbuf_min_)
- {
- _STD::swap(__extbuf_, __rhs.__extbuf_);
- _STD::swap(__extbufnext_, __rhs.__extbufnext_);
- _STD::swap(__extbufend_, __rhs.__extbufend_);
- }
- else
- {
- ptrdiff_t __ln = __extbufnext_ - __extbuf_;
- ptrdiff_t __le = __extbufend_ - __extbuf_;
- ptrdiff_t __rn = __rhs.__extbufnext_ - __rhs.__extbuf_;
- ptrdiff_t __re = __rhs.__extbufend_ - __rhs.__extbuf_;
- if (__extbuf_ == __extbuf_min_ && __rhs.__extbuf_ != __rhs.__extbuf_min_)
- {
- __extbuf_ = __rhs.__extbuf_;
- __rhs.__extbuf_ = __rhs.__extbuf_min_;
- }
- else if (__extbuf_ != __extbuf_min_ && __rhs.__extbuf_ == __rhs.__extbuf_min_)
- {
- __rhs.__extbuf_ = __extbuf_;
- __extbuf_ = __extbuf_min_;
- }
- __extbufnext_ = __extbuf_ + __rn;
- __extbufend_ = __extbuf_ + __re;
- __rhs.__extbufnext_ = __rhs.__extbuf_ + __ln;
- __rhs.__extbufend_ = __rhs.__extbuf_ + __le;
- }
- _STD::swap(__ebs_, __rhs.__ebs_);
- _STD::swap(__intbuf_, __rhs.__intbuf_);
- _STD::swap(__ibs_, __rhs.__ibs_);
- _STD::swap(__file_, __rhs.__file_);
- _STD::swap(__cv_, __rhs.__cv_);
- _STD::swap(__st_, __rhs.__st_);
- _STD::swap(__om_, __rhs.__om_);
- _STD::swap(__cm_, __rhs.__cm_);
- _STD::swap(__owns_eb_, __rhs.__owns_eb_);
- _STD::swap(__owns_ib_, __rhs.__owns_ib_);
- _STD::swap(__always_noconv_, __rhs.__always_noconv_);
- if (this->eback() == (char_type*)__rhs.__extbuf_min_)
- {
- ptrdiff_t __n = this->gptr() - this->eback();
- ptrdiff_t __e = this->egptr() - this->eback();
- this->setg((char_type*)__extbuf_min_,
- (char_type*)__extbuf_min_ + __n,
- (char_type*)__extbuf_min_ + __e);
- }
- else if (this->pbase() == (char_type*)__rhs.__extbuf_min_)
- {
- ptrdiff_t __n = this->pptr() - this->pbase();
- ptrdiff_t __e = this->epptr() - this->pbase();
- this->setp((char_type*)__extbuf_min_,
- (char_type*)__extbuf_min_ + __e);
- this->pbump(__n);
- }
- if (__rhs.eback() == (char_type*)__extbuf_min_)
- {
- ptrdiff_t __n = __rhs.gptr() - __rhs.eback();
- ptrdiff_t __e = __rhs.egptr() - __rhs.eback();
- __rhs.setg((char_type*)__rhs.__extbuf_min_,
- (char_type*)__rhs.__extbuf_min_ + __n,
- (char_type*)__rhs.__extbuf_min_ + __e);
- }
- else if (__rhs.pbase() == (char_type*)__extbuf_min_)
- {
- ptrdiff_t __n = __rhs.pptr() - __rhs.pbase();
- ptrdiff_t __e = __rhs.epptr() - __rhs.pbase();
- __rhs.setp((char_type*)__rhs.__extbuf_min_,
- (char_type*)__rhs.__extbuf_min_ + __e);
- __rhs.pbump(__n);
- }
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-swap(basic_filebuf<_CharT, _Traits>& __x, basic_filebuf<_CharT, _Traits>& __y)
-{
- __x.swap(__y);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-bool
-basic_filebuf<_CharT, _Traits>::is_open() const
-{
- return __file_ != 0;
-}
-
-template <class _CharT, class _Traits>
-basic_filebuf<_CharT, _Traits>*
-basic_filebuf<_CharT, _Traits>::open(const char* __s, ios_base::openmode __mode)
-{
- basic_filebuf<_CharT, _Traits>* __rt = 0;
- if (__file_ == 0)
- {
- __rt = this;
- const char* __mdstr;
- switch (__mode & ~ios_base::ate)
- {
- case ios_base::out:
- case ios_base::out | ios_base::trunc:
- __mdstr = "w";
- break;
- case ios_base::out | ios_base::app:
- case ios_base::app:
- __mdstr = "a";
- break;
- case ios_base::in:
- __mdstr = "r";
- break;
- case ios_base::in | ios_base::out:
- __mdstr = "r+";
- break;
- case ios_base::in | ios_base::out | ios_base::trunc:
- __mdstr = "w+";
- break;
- case ios_base::in | ios_base::out | ios_base::app:
- case ios_base::in | ios_base::app:
- __mdstr = "a+";
- break;
- case ios_base::out | ios_base::binary:
- case ios_base::out | ios_base::trunc | ios_base::binary:
- __mdstr = "wb";
- break;
- case ios_base::out | ios_base::app | ios_base::binary:
- case ios_base::app | ios_base::binary:
- __mdstr = "ab";
- break;
- case ios_base::in | ios_base::binary:
- __mdstr = "rb";
- break;
- case ios_base::in | ios_base::out | ios_base::binary:
- __mdstr = "r+b";
- break;
- case ios_base::in | ios_base::out | ios_base::trunc | ios_base::binary:
- __mdstr = "w+b";
- break;
- case ios_base::in | ios_base::out | ios_base::app | ios_base::binary:
- case ios_base::in | ios_base::app | ios_base::binary:
- __mdstr = "a+b";
- break;
- default:
- __rt = 0;
- break;
- }
- if (__rt)
- {
- __file_ = fopen(__s, __mdstr);
- if (__file_)
- {
- __om_ = __mode;
- if (__mode & ios_base::ate)
- {
- if (fseek(__file_, 0, SEEK_END))
- {
- fclose(__file_);
- __file_ = 0;
- __rt = 0;
- }
- }
- }
- else
- __rt = 0;
- }
- }
- return __rt;
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_filebuf<_CharT, _Traits>*
-basic_filebuf<_CharT, _Traits>::open(const string& __s, ios_base::openmode __mode)
-{
- return open(__s.c_str(), __mode);
-}
-
-template <class _CharT, class _Traits>
-basic_filebuf<_CharT, _Traits>*
-basic_filebuf<_CharT, _Traits>::close()
-{
- basic_filebuf<_CharT, _Traits>* __rt = 0;
- if (__file_)
- {
- __rt = this;
- unique_ptr<FILE, int(*)(FILE*)> __h(__file_, fclose);
- if ((__cm_ & ios_base::out) && sync())
- __rt = 0;
- if (fclose(__h.release()) == 0)
- __file_ = 0;
- else
- __rt = 0;
- }
- return __rt;
-}
-
-template <class _CharT, class _Traits>
-typename basic_filebuf<_CharT, _Traits>::int_type
-basic_filebuf<_CharT, _Traits>::underflow()
-{
- if (__file_ == 0)
- return traits_type::eof();
- bool __initial = __read_mode();
- char_type __1buf;
- if (this->gptr() == 0)
- this->setg(&__1buf, &__1buf+1, &__1buf+1);
- const size_t __unget_sz = __initial ? 0 : min<size_t>((this->egptr() - this->eback()) / 2, 4);
- int_type __c = traits_type::eof();
- if (this->gptr() == this->egptr())
- {
- memmove(this->eback(), this->egptr() - __unget_sz, __unget_sz * sizeof(char_type));
- if (__always_noconv_)
- {
- size_t __nmemb = static_cast<size_t>(this->egptr() - this->eback() - __unget_sz);
- __nmemb = fread(this->eback() + __unget_sz, 1, __nmemb, __file_);
- if (__nmemb != 0)
- {
- this->setg(this->eback(),
- this->eback() + __unget_sz,
- this->eback() + __unget_sz + __nmemb);
- __c = *this->gptr();
- }
- }
- else
- {
- memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
- __extbufnext_ = __extbuf_ + (__extbufend_ - __extbufnext_);
- __extbufend_ = __extbuf_ + (__extbuf_ == __extbuf_min_ ? sizeof(__extbuf_min_) : __ebs_);
- size_t __nmemb = min(static_cast<size_t>(this->egptr() - this->eback() - __unget_sz),
- static_cast<size_t>(__extbufend_ - __extbufnext_));
- codecvt_base::result __r;
- state_type __svs = __st_;
- size_t __nr = fread((void*)__extbufnext_, 1, __nmemb, __file_);
- if (__nr != 0)
- {
- __extbufend_ = __extbufnext_ + __nr;
- char_type* __inext;
- __r = __cv_->in(__st_, __extbuf_, __extbufend_, __extbufnext_,
- this->eback() + __unget_sz,
- this->egptr(), __inext);
- if (__r == codecvt_base::noconv)
- {
- this->setg((char_type*)__extbuf_, (char_type*)__extbuf_, (char_type*)__extbufend_);
- __c = *this->gptr();
- }
- else if (__inext != this->eback() + __unget_sz)
- {
- this->setg(this->eback(), this->eback() + __unget_sz, __inext);
- __c = *this->gptr();
- }
- }
- }
- }
- else
- __c = *this->gptr();
- if (this->eback() == &__1buf)
- this->setg(0, 0, 0);
- return __c;
-}
-
-template <class _CharT, class _Traits>
-typename basic_filebuf<_CharT, _Traits>::int_type
-basic_filebuf<_CharT, _Traits>::pbackfail(int_type __c)
-{
- if (__file_ && this->eback() < this->gptr())
- {
- if (traits_type::eq_int_type(__c, traits_type::eof()))
- {
- this->gbump(-1);
- return traits_type::not_eof(__c);
- }
- if ((__om_ & ios_base::out) ||
- traits_type::eq(traits_type::to_char_type(__c), this->gptr()[-1]))
- {
- this->gbump(-1);
- *this->gptr() = traits_type::to_char_type(__c);
- return __c;
- }
- }
- return traits_type::eof();
-}
-
-template <class _CharT, class _Traits>
-typename basic_filebuf<_CharT, _Traits>::int_type
-basic_filebuf<_CharT, _Traits>::overflow(int_type __c)
-{
- if (__file_ == 0)
- return traits_type::eof();
- __write_mode();
- char_type __1buf;
- char_type* __pb_save = this->pbase();
- char_type* __epb_save = this->epptr();
- if (!traits_type::eq_int_type(__c, traits_type::eof()))
- {
- if (this->pptr() == 0)
- this->setp(&__1buf, &__1buf+1);
- *this->pptr() = traits_type::to_char_type(__c);
- this->pbump(1);
- }
- if (this->pptr() != this->pbase())
- {
- if (__always_noconv_)
- {
- size_t __nmemb = static_cast<size_t>(this->pptr() - this->pbase());
- if (fwrite(this->pbase(), sizeof(char_type), __nmemb, __file_) != __nmemb)
- return traits_type::eof();
- }
- else
- {
- char* __extbe = __extbuf_;
- codecvt_base::result __r;
- do
- {
- const char_type* __e;
- __r = __cv_->out(__st_, this->pbase(), this->pptr(), __e,
- __extbuf_, __extbuf_ + __ebs_, __extbe);
- if (__e == this->pbase())
- return traits_type::eof();
- if (__r == codecvt_base::noconv)
- {
- size_t __nmemb = static_cast<size_t>(this->pptr() - this->pbase());
- if (fwrite(this->pbase(), 1, __nmemb, __file_) != __nmemb)
- return traits_type::eof();
- }
- else if (__r == codecvt_base::ok || __r == codecvt_base::partial)
- {
- size_t __nmemb = static_cast<size_t>(__extbe - __extbuf_);
- if (fwrite(__extbuf_, 1, __nmemb, __file_) != __nmemb)
- return traits_type::eof();
- if (__r == codecvt_base::partial)
- {
- this->setp((char_type*)__e, this->pptr());
- this->pbump(this->epptr() - this->pbase());
- }
- }
- else
- return traits_type::eof();
- } while (__r == codecvt_base::partial);
- }
- this->setp(__pb_save, __epb_save);
- }
- return traits_type::not_eof(__c);
-}
-
-template <class _CharT, class _Traits>
-basic_streambuf<_CharT, _Traits>*
-basic_filebuf<_CharT, _Traits>::setbuf(char_type* __s, streamsize __n)
-{
- this->setg(0, 0, 0);
- this->setp(0, 0);
- if (__owns_eb_)
- delete [] __extbuf_;
- if (__owns_ib_)
- delete [] __intbuf_;
- __ebs_ = __n;
- if (__ebs_ > sizeof(__extbuf_min_))
- {
- if (__always_noconv_ && __s)
- {
- __extbuf_ = (char*)__s;
- __owns_eb_ = false;
- }
- else
- {
- __extbuf_ = new char[__ebs_];
- __owns_eb_ = true;
- }
- }
- else
- {
- __extbuf_ = __extbuf_min_;
- __ebs_ = sizeof(__extbuf_min_);
- __owns_eb_ = false;
- }
- if (!__always_noconv_)
- {
- __ibs_ = max<streamsize>(__n, sizeof(__extbuf_min_));
- if (__s && __ibs_ >= sizeof(__extbuf_min_))
- {
- __intbuf_ = __s;
- __owns_ib_ = false;
- }
- else
- {
- __intbuf_ = new char_type[__ibs_];
- __owns_ib_ = true;
- }
- }
- else
- {
- __ibs_ = 0;
- __intbuf_ = 0;
- __owns_ib_ = false;
- }
- return this;
-}
-
-template <class _CharT, class _Traits>
-typename basic_filebuf<_CharT, _Traits>::pos_type
-basic_filebuf<_CharT, _Traits>::seekoff(off_type __off, ios_base::seekdir __way,
- ios_base::openmode)
-{
- int __width = __cv_->encoding();
- if (__file_ == 0 || (__width <= 0 && __off != 0) || sync())
- return pos_type(off_type(-1));
- // __width > 0 || __off == 0
- int __whence;
- switch (__way)
- {
- case ios_base::beg:
- __whence = SEEK_SET;
- break;
- case ios_base::cur:
- __whence = SEEK_CUR;
- break;
- case ios_base::end:
- __whence = SEEK_END;
- break;
- default:
- return pos_type(off_type(-1));
- }
- if (fseeko(__file_, __width > 0 ? __width * __off : 0, __whence))
- return pos_type(off_type(-1));
- pos_type __r = ftello(__file_);
- __r.state(__st_);
- return __r;
-}
-
-template <class _CharT, class _Traits>
-typename basic_filebuf<_CharT, _Traits>::pos_type
-basic_filebuf<_CharT, _Traits>::seekpos(pos_type __sp, ios_base::openmode)
-{
- if (__file_ == 0 || sync())
- return pos_type(off_type(-1));
- if (fseeko(__file_, __sp, SEEK_SET))
- return pos_type(off_type(-1));
- return __sp;
-}
-
-template <class _CharT, class _Traits>
-int
-basic_filebuf<_CharT, _Traits>::sync()
-{
- if (__file_ == 0)
- return 0;
- if (__cm_ & ios_base::out)
- {
- if (this->pptr() != this->pbase())
- if (overflow() == traits_type::eof())
- return -1;
- codecvt_base::result __r;
- do
- {
- char* __extbe;
- __r = __cv_->unshift(__st_, __extbuf_, __extbuf_ + __ebs_, __extbe);
- size_t __nmemb = static_cast<size_t>(__extbe - __extbuf_);
- if (fwrite(__extbuf_, 1, __nmemb, __file_) != __nmemb)
- return -1;
- } while (__r == codecvt_base::partial);
- if (__r == codecvt_base::error)
- return -1;
- if (fflush(__file_))
- return -1;
- }
- else if (__cm_ & ios_base::in)
- {
- off_type __c;
- if (__always_noconv_)
- __c = this->egptr() - this->gptr();
- else
- {
- int __width = __cv_->encoding();
- __c = __extbufend_ - __extbufnext_;
- if (__width > 0)
- __c += __width * (this->egptr() - this->gptr());
- else
- {
- if (this->gptr() != this->egptr())
- {
- reverse(this->gptr(), this->egptr());
- codecvt_base::result __r;
- const char_type* __e = this->gptr();
- char* __extbe;
- do
- {
- __r = __cv_->out(__st_, __e, this->egptr(), __e,
- __extbuf_, __extbuf_ + __ebs_, __extbe);
- switch (__r)
- {
- case codecvt_base::noconv:
- __c += this->egptr() - this->gptr();
- break;
- case codecvt_base::ok:
- case codecvt_base::partial:
- __c += __extbe - __extbuf_;
- break;
- default:
- return -1;
- }
- } while (__r == codecvt_base::partial);
- }
- }
- }
- if (fseeko(__file_, -__c, SEEK_CUR))
- return -1;
- this->setg(0, 0, 0);
- __cm_ = 0;
- }
- return 0;
-}
-
-template <class _CharT, class _Traits>
-void
-basic_filebuf<_CharT, _Traits>::imbue(const locale& __loc)
-{
- sync();
- __cv_ = &use_facet<codecvt<char_type, char, state_type> >(__loc);
- bool __old_anc = __always_noconv_;
- __always_noconv_ = __cv_->always_noconv();
- if (__old_anc != __always_noconv_)
- {
- this->setg(0, 0, 0);
- this->setp(0, 0);
- // invariant, char_type is char, else we couldn't get here
- if (__always_noconv_) // need to dump __intbuf_
- {
- if (__owns_eb_)
- delete [] __extbuf_;
- __owns_eb_ = __owns_ib_;
- __ebs_ = __ibs_;
- __extbuf_ = (char*)__intbuf_;
- __ibs_ = 0;
- __intbuf_ = 0;
- __owns_ib_ = false;
- }
- else // need to obtain an __intbuf_.
- { // If __extbuf_ is user-supplied, use it, else new __intbuf_
- if (!__owns_eb_ && __extbuf_ != __extbuf_min_)
- {
- __ibs_ = __ebs_;
- __intbuf_ = (char_type*)__extbuf_;
- __owns_ib_ = false;
- __extbuf_ = new char[__ebs_];
- __owns_eb_ = true;
- }
- else
- {
- __ibs_ = __ebs_;
- __intbuf_ = new char_type[__ibs_];
- __owns_ib_ = true;
- }
- }
- }
-}
-
-template <class _CharT, class _Traits>
-bool
-basic_filebuf<_CharT, _Traits>::__read_mode()
-{
- if (!(__cm_ & ios_base::in))
- {
- this->setp(0, 0);
- if (__always_noconv_)
- this->setg((char_type*)__extbuf_,
- (char_type*)__extbuf_ + __ebs_,
- (char_type*)__extbuf_ + __ebs_);
- else
- this->setg(__intbuf_, __intbuf_ + __ibs_, __intbuf_ + __ibs_);
- __cm_ = ios_base::in;
- return true;
- }
- return false;
-}
-
-template <class _CharT, class _Traits>
-void
-basic_filebuf<_CharT, _Traits>::__write_mode()
-{
- if (!(__cm_ & ios_base::out))
- {
- this->setg(0, 0, 0);
- if (__ebs_ > sizeof(__extbuf_min_))
- {
- if (__always_noconv_)
- this->setp((char_type*)__extbuf_,
- (char_type*)__extbuf_ + (__ebs_ - 1));
- else
- this->setp(__intbuf_, __intbuf_ + (__ibs_ - 1));
- }
- else
- this->setp(0, 0);
- __cm_ = ios_base::out;
- }
-}
-
-// basic_ifstream
-
-template <class _CharT, class _Traits>
-class _LIBCPP_VISIBLE basic_ifstream
- : 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;
-
- basic_ifstream();
- explicit basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in);
- explicit basic_ifstream(const string& __s, ios_base::openmode __mode = ios_base::in);
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
- basic_ifstream(basic_ifstream&& __rhs);
-#endif
-
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
- basic_ifstream& operator=(basic_ifstream&& __rhs);
-#endif
- void swap(basic_ifstream& __rhs);
-
- basic_filebuf<char_type, traits_type>* rdbuf() const;
- bool is_open() const;
- void open(const char* __s, ios_base::openmode __mode = ios_base::in);
- void open(const string& __s, ios_base::openmode __mode = ios_base::in);
- void close();
-
-private:
- basic_filebuf<char_type, traits_type> __sb_;
-};
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ifstream<_CharT, _Traits>::basic_ifstream()
- : basic_istream<char_type, traits_type>(&__sb_)
-{
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ifstream<_CharT, _Traits>::basic_ifstream(const char* __s, ios_base::openmode __mode)
- : basic_istream<char_type, traits_type>(&__sb_)
-{
- if (__sb_.open(__s, __mode | ios_base::in) == 0)
- this->setstate(ios_base::failbit);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ifstream<_CharT, _Traits>::basic_ifstream(const string& __s, ios_base::openmode __mode)
- : basic_istream<char_type, traits_type>(&__sb_)
-{
- if (__sb_.open(__s, __mode | ios_base::in) == 0)
- this->setstate(ios_base::failbit);
-}
-
-#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ifstream<_CharT, _Traits>::basic_ifstream(basic_ifstream&& __rhs)
- : basic_istream<char_type, traits_type>(_STD::move(__rhs)),
- __sb_(_STD::move(__rhs.__sb_))
-{
- this->set_rdbuf(&__sb_);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_ifstream<_CharT, _Traits>&
-basic_ifstream<_CharT, _Traits>::operator=(basic_ifstream&& __rhs)
-{
- basic_istream<char_type, traits_type>::operator=(_STD::move(__rhs));
- __sb_ = _STD::move(__rhs.__sb_);
- return *this;
-}
-
-#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-basic_ifstream<_CharT, _Traits>::swap(basic_ifstream& __rhs)
-{
- basic_istream<char_type, traits_type>::swap(__rhs);
- __sb_.swap(__rhs.__sb_);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-void
-swap(basic_ifstream<_CharT, _Traits>& __x, basic_ifstream<_CharT, _Traits>& __y)
-{
- __x.swap(__y);
-}
-
-template <class _CharT, class _Traits>
-inline _LIBCPP_INLINE_VISIBILITY
-basic_filebuf<_CharT, _Traits>*
-basic_ifstream<_CharT, _Traits>::rdbuf() const
-{
- return const_cast<basic_filebuf<char_type, traits_type>*>(&__s