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70e05c67ce
zig/lib/libcxx/include/ostream
Andrew Kelley 70e05c67ce
update libcxx to llvm9 
upstream commit 1931d3cb20a00da732c5210b123656632982fde0
2019-07-19 16:55:59 -04:00

1108 lines
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// -*- C++ -*-
//===-------------------------- ostream -----------------------------------===//
//
// 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_OSTREAM
#define _LIBCPP_OSTREAM
/*
ostream synopsis
template <class charT, class traits = char_traits<charT> >
class basic_ostream
: virtual public basic_ios<charT,traits>
{
public:
// types (inherited from basic_ios (27.5.4)):
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;
// 27.7.2.2 Constructor/destructor:
explicit basic_ostream(basic_streambuf<char_type,traits>* sb);
basic_ostream(basic_ostream&& rhs);
virtual ~basic_ostream();
// 27.7.2.3 Assign/swap
basic_ostream& operator=(const basic_ostream& rhs) = delete; // C++14
basic_ostream& operator=(basic_ostream&& rhs);
void swap(basic_ostream& rhs);
// 27.7.2.4 Prefix/suffix:
class sentry;
// 27.7.2.6 Formatted output:
basic_ostream& operator<<(basic_ostream& (*pf)(basic_ostream&));
basic_ostream& operator<<(basic_ios<charT, traits>& (*pf)(basic_ios<charT,traits>&));
basic_ostream& operator<<(ios_base& (*pf)(ios_base&));
basic_ostream& operator<<(bool n);
basic_ostream& operator<<(short n);
basic_ostream& operator<<(unsigned short n);
basic_ostream& operator<<(int n);
basic_ostream& operator<<(unsigned int n);
basic_ostream& operator<<(long n);
basic_ostream& operator<<(unsigned long n);
basic_ostream& operator<<(long long n);
basic_ostream& operator<<(unsigned long long n);
basic_ostream& operator<<(float f);
basic_ostream& operator<<(double f);
basic_ostream& operator<<(long double f);
basic_ostream& operator<<(const void* p);
basic_ostream& operator<<(basic_streambuf<char_type,traits>* sb);
basic_ostream& operator<<(nullptr_t);
// 27.7.2.7 Unformatted output:
basic_ostream& put(char_type c);
basic_ostream& write(const char_type* s, streamsize n);
basic_ostream& flush();
// 27.7.2.5 seeks:
pos_type tellp();
basic_ostream& seekp(pos_type);
basic_ostream& seekp(off_type, ios_base::seekdir);
protected:
basic_ostream(const basic_ostream& rhs) = delete;
basic_ostream(basic_ostream&& rhs);
// 27.7.3.3 Assign/swap
basic_ostream& operator=(basic_ostream& rhs) = delete;
basic_ostream& operator=(const basic_ostream&& rhs);
void swap(basic_ostream& rhs);
};
// 27.7.2.6.4 character inserters
template<class charT, class traits>
basic_ostream<charT,traits>& operator<<(basic_ostream<charT,traits>&, charT);
template<class charT, class traits>
basic_ostream<charT,traits>& operator<<(basic_ostream<charT,traits>&, char);
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, char);
// signed and unsigned
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, signed char);
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, unsigned char);
// NTBS
template<class charT, class traits>
basic_ostream<charT,traits>& operator<<(basic_ostream<charT,traits>&, const charT*);
template<class charT, class traits>
basic_ostream<charT,traits>& operator<<(basic_ostream<charT,traits>&, const char*);
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, const char*);
// signed and unsigned
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, const signed char*);
template<class traits>
basic_ostream<char,traits>& operator<<(basic_ostream<char,traits>&, const unsigned char*);
// swap:
template <class charT, class traits>
void swap(basic_ostream<charT, traits>& x, basic_ostream<charT, traits>& y);
template <class charT, class traits>
basic_ostream<charT,traits>& endl(basic_ostream<charT,traits>& os);
template <class charT, class traits>
basic_ostream<charT,traits>& ends(basic_ostream<charT,traits>& os);
template <class charT, class traits>
basic_ostream<charT,traits>& flush(basic_ostream<charT,traits>& os);
// rvalue stream insertion
template <class charT, class traits, class T>
basic_ostream<charT, traits>&
operator<<(basic_ostream<charT, traits>&& os, const T& x);
} // std
*/
#include <__config>
#include <ios>
#include <streambuf>
#include <locale>
#include <iterator>
#include <bitset>
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _CharT, class _Traits>
class _LIBCPP_TEMPLATE_VIS basic_ostream
: virtual public basic_ios<_CharT, _Traits>
{
public:
// types (inherited from basic_ios (27.5.4)):
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;
// 27.7.2.2 Constructor/destructor:
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
explicit basic_ostream(basic_streambuf<char_type, traits_type>* __sb)
{ this->init(__sb); }
virtual ~basic_ostream();
protected:
#ifndef _LIBCPP_CXX03_LANG
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream(basic_ostream&& __rhs);
// 27.7.2.3 Assign/swap
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream& operator=(basic_ostream&& __rhs);
#endif
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
void swap(basic_ostream& __rhs)
{ basic_ios<char_type, traits_type>::swap(__rhs); }
#ifndef _LIBCPP_CXX03_LANG
basic_ostream (const basic_ostream& __rhs) = delete;
basic_ostream& operator=(const basic_ostream& __rhs) = delete;
#else
basic_ostream (const basic_ostream& __rhs); // not defined
basic_ostream& operator=(const basic_ostream& __rhs); // not defined
#endif
public:
// 27.7.2.4 Prefix/suffix:
class _LIBCPP_TEMPLATE_VIS sentry;
// 27.7.2.6 Formatted output:
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&))
{ return __pf(*this); }
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
basic_ostream& operator<<(basic_ios<char_type, traits_type>&
(*__pf)(basic_ios<char_type,traits_type>&))
{ __pf(*this); return *this; }
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
basic_ostream& operator<<(ios_base& (*__pf)(ios_base&))
{ __pf(*this); return *this; }
basic_ostream& operator<<(bool __n);
basic_ostream& operator<<(short __n);
basic_ostream& operator<<(unsigned short __n);
basic_ostream& operator<<(int __n);
basic_ostream& operator<<(unsigned int __n);
basic_ostream& operator<<(long __n);
basic_ostream& operator<<(unsigned long __n);
basic_ostream& operator<<(long long __n);
basic_ostream& operator<<(unsigned long long __n);
basic_ostream& operator<<(float __f);
basic_ostream& operator<<(double __f);
basic_ostream& operator<<(long double __f);
basic_ostream& operator<<(const void* __p);
basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
_LIBCPP_INLINE_VISIBILITY
basic_ostream& operator<<(nullptr_t)
{ return *this << "nullptr"; }
// 27.7.2.7 Unformatted output:
basic_ostream& put(char_type __c);
basic_ostream& write(const char_type* __s, streamsize __n);
basic_ostream& flush();
// 27.7.2.5 seeks:
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
pos_type tellp();
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
basic_ostream& seekp(pos_type __pos);
inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1
basic_ostream& seekp(off_type __off, ios_base::seekdir __dir);
protected:
_LIBCPP_INLINE_VISIBILITY
basic_ostream() {} // extension, intentially does not initialize
};
template <class _CharT, class _Traits>
class _LIBCPP_TEMPLATE_VIS basic_ostream<_CharT, _Traits>::sentry
{
bool __ok_;
basic_ostream<_CharT, _Traits>& __os_;
sentry(const sentry&); // = delete;
sentry& operator=(const sentry&); // = delete;
public:
explicit sentry(basic_ostream<_CharT, _Traits>& __os);
~sentry();
_LIBCPP_INLINE_VISIBILITY
_LIBCPP_EXPLICIT
operator bool() const {return __ok_;}
};
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>::sentry::sentry(basic_ostream<_CharT, _Traits>& __os)
: __ok_(false),
__os_(__os)
{
if (__os.good())
{
if (__os.tie())
__os.tie()->flush();
__ok_ = true;
}
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>::sentry::~sentry()
{
if (__os_.rdbuf() && __os_.good() && (__os_.flags() & ios_base::unitbuf)
&& !uncaught_exception())
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
if (__os_.rdbuf()->pubsync() == -1)
__os_.setstate(ios_base::badbit);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
}
#endif // _LIBCPP_NO_EXCEPTIONS
}
}
#ifndef _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>::basic_ostream(basic_ostream&& __rhs)
{
this->move(__rhs);
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator=(basic_ostream&& __rhs)
{
swap(__rhs);
return *this;
}
#endif // _LIBCPP_CXX03_LANG
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>::~basic_ostream()
{
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(basic_streambuf<char_type, traits_type>* __sb)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
if (__sb)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
typedef istreambuf_iterator<_CharT, _Traits> _Ip;
typedef ostreambuf_iterator<_CharT, _Traits> _Op;
_Ip __i(__sb);
_Ip __eof;
_Op __o(*this);
size_t __c = 0;
for (; __i != __eof; ++__i, ++__o, ++__c)
{
*__o = *__i;
if (__o.failed())
break;
}
if (__c == 0)
this->setstate(ios_base::failbit);
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_failbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
}
else
this->setstate(ios_base::badbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(bool __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(short __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
ios_base::fmtflags __flags = ios_base::flags() & ios_base::basefield;
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(),
__flags == ios_base::oct || __flags == ios_base::hex ?
static_cast<long>(static_cast<unsigned short>(__n)) :
static_cast<long>(__n)).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(unsigned short __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), static_cast<unsigned long>(__n)).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(int __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
ios_base::fmtflags __flags = ios_base::flags() & ios_base::basefield;
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(),
__flags == ios_base::oct || __flags == ios_base::hex ?
static_cast<long>(static_cast<unsigned int>(__n)) :
static_cast<long>(__n)).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(unsigned int __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), static_cast<unsigned long>(__n)).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(long __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(unsigned long __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(long long __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(unsigned long long __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(float __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), static_cast<double>(__n)).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(double __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(long double __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::operator<<(const void* __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef num_put<char_type, ostreambuf_iterator<char_type, traits_type> > _Fp;
const _Fp& __f = use_facet<_Fp>(this->getloc());
if (__f.put(*this, *this, this->fill(), __n).failed())
this->setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
__put_character_sequence(basic_ostream<_CharT, _Traits>& __os,
const _CharT* __str, size_t __len)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
typename basic_ostream<_CharT, _Traits>::sentry __s(__os);
if (__s)
{
typedef ostreambuf_iterator<_CharT, _Traits> _Ip;
if (__pad_and_output(_Ip(__os),
__str,
(__os.flags() & ios_base::adjustfield) == ios_base::left ?
__str + __len :
__str,
__str + __len,
__os,
__os.fill()).failed())
__os.setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
__os.__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return __os;
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c)
{
return _VSTD::__put_character_sequence(__os, &__c, 1);
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
typename basic_ostream<_CharT, _Traits>::sentry __s(__os);
if (__s)
{
_CharT __c = __os.widen(__cn);
typedef ostreambuf_iterator<_CharT, _Traits> _Ip;
if (__pad_and_output(_Ip(__os),
&__c,
(__os.flags() & ios_base::adjustfield) == ios_base::left ?
&__c + 1 :
&__c,
&__c + 1,
__os,
__os.fill()).failed())
__os.setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
__os.__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return __os;
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, char __c)
{
return _VSTD::__put_character_sequence(__os, &__c, 1);
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, signed char __c)
{
return _VSTD::__put_character_sequence(__os, (char *) &__c, 1);
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c)
{
return _VSTD::__put_character_sequence(__os, (char *) &__c, 1);
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str)
{
return _VSTD::__put_character_sequence(__os, __str, _Traits::length(__str));
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
typename basic_ostream<_CharT, _Traits>::sentry __s(__os);
if (__s)
{
typedef ostreambuf_iterator<_CharT, _Traits> _Ip;
size_t __len = char_traits<char>::length(__strn);
const int __bs = 100;
_CharT __wbb[__bs];
_CharT* __wb = __wbb;
unique_ptr<_CharT, void(*)(void*)> __h(0, free);
if (__len > __bs)
{
__wb = (_CharT*)malloc(__len*sizeof(_CharT));
if (__wb == 0)
__throw_bad_alloc();
__h.reset(__wb);
}
for (_CharT* __p = __wb; *__strn != '\0'; ++__strn, ++__p)
*__p = __os.widen(*__strn);
if (__pad_and_output(_Ip(__os),
__wb,
(__os.flags() & ios_base::adjustfield) == ios_base::left ?
__wb + __len :
__wb,
__wb + __len,
__os,
__os.fill()).failed())
__os.setstate(ios_base::badbit | ios_base::failbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
__os.__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return __os;
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, const char* __str)
{
return _VSTD::__put_character_sequence(__os, __str, _Traits::length(__str));
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str)
{
const char *__s = (const char *) __str;
return _VSTD::__put_character_sequence(__os, __s, _Traits::length(__s));
}
template<class _Traits>
basic_ostream<char, _Traits>&
operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str)
{
const char *__s = (const char *) __str;
return _VSTD::__put_character_sequence(__os, __s, _Traits::length(__s));
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::put(char_type __c)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __s(*this);
if (__s)
{
typedef ostreambuf_iterator<_CharT, _Traits> _Op;
_Op __o(*this);
*__o = __c;
if (__o.failed())
this->setstate(ios_base::badbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::write(const char_type* __s, streamsize __n)
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
sentry __sen(*this);
if (__sen && __n)
{
if (this->rdbuf()->sputn(__s, __n) != __n)
this->setstate(ios_base::badbit);
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::flush()
{
#ifndef _LIBCPP_NO_EXCEPTIONS
try
{
#endif // _LIBCPP_NO_EXCEPTIONS
if (this->rdbuf())
{
sentry __s(*this);
if (__s)
{
if (this->rdbuf()->pubsync() == -1)
this->setstate(ios_base::badbit);
}
}
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
this->__set_badbit_and_consider_rethrow();
}
#endif // _LIBCPP_NO_EXCEPTIONS
return *this;
}
template <class _CharT, class _Traits>
typename basic_ostream<_CharT, _Traits>::pos_type
basic_ostream<_CharT, _Traits>::tellp()
{
if (this->fail())
return pos_type(-1);
return this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::seekp(pos_type __pos)
{
sentry __s(*this);
if (!this->fail())
{
if (this->rdbuf()->pubseekpos(__pos, ios_base::out) == pos_type(-1))
this->setstate(ios_base::failbit);
}
return *this;
}
template <class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
basic_ostream<_CharT, _Traits>::seekp(off_type __off, ios_base::seekdir __dir)
{
sentry __s(*this);
if (!this->fail())
{
if (this->rdbuf()->pubseekoff(__off, __dir, ios_base::out) == pos_type(-1))
this->setstate(ios_base::failbit);
}
return *this;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
endl(basic_ostream<_CharT, _Traits>& __os)
{
__os.put(__os.widen('\n'));
__os.flush();
return __os;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
ends(basic_ostream<_CharT, _Traits>& __os)
{
__os.put(_CharT());
return __os;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
flush(basic_ostream<_CharT, _Traits>& __os)
{
__os.flush();
return __os;
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Stream, class _Tp>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if
<
!is_lvalue_reference<_Stream>::value &&
is_base_of<ios_base, _Stream>::value,
_Stream&&
>::type
operator<<(_Stream&& __os, const _Tp& __x)
{
__os << __x;
return _VSTD::move(__os);
}
#endif // _LIBCPP_CXX03_LANG
template<class _CharT, class _Traits, class _Allocator>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os,
const basic_string<_CharT, _Traits, _Allocator>& __str)
{
return _VSTD::__put_character_sequence(__os, __str.data(), __str.size());
}
template<class _CharT, class _Traits>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os,
const basic_string_view<_CharT, _Traits> __sv)
{
return _VSTD::__put_character_sequence(__os, __sv.data(), __sv.size());
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec)
{
return __os << __ec.category().name() << ':' << __ec.value();
}
template<class _CharT, class _Traits, class _Yp>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p)
{
return __os << __p.get();
}
template<class _CharT, class _Traits, class _Yp, class _Dp>
inline _LIBCPP_INLINE_VISIBILITY
typename enable_if
<
is_same<void, typename __void_t<decltype((declval<basic_ostream<_CharT, _Traits>&>() << declval<typename unique_ptr<_Yp, _Dp>::pointer>()))>::type>::value,
basic_ostream<_CharT, _Traits>&
>::type
operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p)
{
return __os << __p.get();
}
template <class _CharT, class _Traits, size_t _Size>
basic_ostream<_CharT, _Traits>&
operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x)
{
return __os << __x.template to_string<_CharT, _Traits>
(use_facet<ctype<_CharT> >(__os.getloc()).widen('0'),
use_facet<ctype<_CharT> >(__os.getloc()).widen('1'));
}
#ifndef _LIBCPP_DO_NOT_ASSUME_STREAMS_EXPLICIT_INSTANTIATION_IN_DYLIB
_LIBCPP_EXTERN_TEMPLATE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS basic_ostream<char>)
_LIBCPP_EXTERN_TEMPLATE(class _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS basic_ostream<wchar_t>)
#endif
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_OSTREAM
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