/usr/include/c++/v1/ios is in libc++-dev 6.0-2.
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//===---------------------------- ios -------------------------------------===//
//
// 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_IOS
#define _LIBCPP_IOS
/*
ios synopsis
#include <iosfwd>
namespace std
{
typedef OFF_T streamoff;
typedef SZ_T streamsize;
template <class stateT> class fpos;
class ios_base
{
public:
class failure;
typedef T1 fmtflags;
static constexpr fmtflags boolalpha;
static constexpr fmtflags dec;
static constexpr fmtflags fixed;
static constexpr fmtflags hex;
static constexpr fmtflags internal;
static constexpr fmtflags left;
static constexpr fmtflags oct;
static constexpr fmtflags right;
static constexpr fmtflags scientific;
static constexpr fmtflags showbase;
static constexpr fmtflags showpoint;
static constexpr fmtflags showpos;
static constexpr fmtflags skipws;
static constexpr fmtflags unitbuf;
static constexpr fmtflags uppercase;
static constexpr fmtflags adjustfield;
static constexpr fmtflags basefield;
static constexpr fmtflags floatfield;
typedef T2 iostate;
static constexpr iostate badbit;
static constexpr iostate eofbit;
static constexpr iostate failbit;
static constexpr iostate goodbit;
typedef T3 openmode;
static constexpr openmode app;
static constexpr openmode ate;
static constexpr openmode binary;
static constexpr openmode in;
static constexpr openmode out;
static constexpr openmode trunc;
typedef T4 seekdir;
static constexpr seekdir beg;
static constexpr seekdir cur;
static constexpr seekdir end;
class Init;
// 27.5.2.2 fmtflags state:
fmtflags flags() const;
fmtflags flags(fmtflags fmtfl);
fmtflags setf(fmtflags fmtfl);
fmtflags setf(fmtflags fmtfl, fmtflags mask);
void unsetf(fmtflags mask);
streamsize precision() const;
streamsize precision(streamsize prec);
streamsize width() const;
streamsize width(streamsize wide);
// 27.5.2.3 locales:
locale imbue(const locale& loc);
locale getloc() const;
// 27.5.2.5 storage:
static int xalloc();
long& iword(int index);
void*& pword(int index);
// destructor
virtual ~ios_base();
// 27.5.2.6 callbacks;
enum event { erase_event, imbue_event, copyfmt_event };
typedef void (*event_callback)(event, ios_base&, int index);
void register_callback(event_callback fn, int index);
ios_base(const ios_base&) = delete;
ios_base& operator=(const ios_base&) = delete;
static bool sync_with_stdio(bool sync = true);
protected:
ios_base();
};
template <class charT, class traits = char_traits<charT> >
class basic_ios
: public ios_base
{
public:
// types:
typedef charT char_type;
typedef typename traits::int_type int_type; // removed in C++17
typedef typename traits::pos_type pos_type; // removed in C++17
typedef typename traits::off_type off_type; // removed in C++17
typedef traits traits_type;
operator unspecified-bool-type() const;
bool operator!() const;
iostate rdstate() const;
void clear(iostate state = goodbit);
void setstate(iostate state);
bool good() const;
bool eof() const;
bool fail() const;
bool bad() const;
iostate exceptions() const;
void exceptions(iostate except);
// 27.5.4.1 Constructor/destructor:
explicit basic_ios(basic_streambuf<charT,traits>* sb);
virtual ~basic_ios();
// 27.5.4.2 Members:
basic_ostream<charT,traits>* tie() const;
basic_ostream<charT,traits>* tie(basic_ostream<charT,traits>* tiestr);
basic_streambuf<charT,traits>* rdbuf() const;
basic_streambuf<charT,traits>* rdbuf(basic_streambuf<charT,traits>* sb);
basic_ios& copyfmt(const basic_ios& rhs);
char_type fill() const;
char_type fill(char_type ch);
locale imbue(const locale& loc);
char narrow(char_type c, char dfault) const;
char_type widen(char c) const;
basic_ios(const basic_ios& ) = delete;
basic_ios& operator=(const basic_ios&) = delete;
protected:
basic_ios();
void init(basic_streambuf<charT,traits>* sb);
void move(basic_ios& rhs);
void swap(basic_ios& rhs) noexcept;
void set_rdbuf(basic_streambuf<charT, traits>* sb);
};
// 27.5.5, manipulators:
ios_base& boolalpha (ios_base& str);
ios_base& noboolalpha(ios_base& str);
ios_base& showbase (ios_base& str);
ios_base& noshowbase (ios_base& str);
ios_base& showpoint (ios_base& str);
ios_base& noshowpoint(ios_base& str);
ios_base& showpos (ios_base& str);
ios_base& noshowpos (ios_base& str);
ios_base& skipws (ios_base& str);
ios_base& noskipws (ios_base& str);
ios_base& uppercase (ios_base& str);
ios_base& nouppercase(ios_base& str);
ios_base& unitbuf (ios_base& str);
ios_base& nounitbuf (ios_base& str);
// 27.5.5.2 adjustfield:
ios_base& internal (ios_base& str);
ios_base& left (ios_base& str);
ios_base& right (ios_base& str);
// 27.5.5.3 basefield:
ios_base& dec (ios_base& str);
ios_base& hex (ios_base& str);
ios_base& oct (ios_base& str);
// 27.5.5.4 floatfield:
ios_base& fixed (ios_base& str);
ios_base& scientific (ios_base& str);
ios_base& hexfloat (ios_base& str);
ios_base& defaultfloat(ios_base& str);
// 27.5.5.5 error reporting:
enum class io_errc
{
stream = 1
};
concept_map ErrorCodeEnum<io_errc> { };
error_code make_error_code(io_errc e) noexcept;
error_condition make_error_condition(io_errc e) noexcept;
storage-class-specifier const error_category& iostream_category() noexcept;
} // std
*/
#include <__config>
#include <iosfwd>
#include <__locale>
#include <system_error>
#if !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER)
#include <atomic> // for __xindex_
#endif
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
typedef ptrdiff_t streamsize;
class _LIBCPP_TYPE_VIS ios_base
{
public:
class _LIBCPP_EXCEPTION_ABI failure;
typedef unsigned int fmtflags;
static const fmtflags boolalpha = 0x0001;
static const fmtflags dec = 0x0002;
static const fmtflags fixed = 0x0004;
static const fmtflags hex = 0x0008;
static const fmtflags internal = 0x0010;
static const fmtflags left = 0x0020;
static const fmtflags oct = 0x0040;
static const fmtflags right = 0x0080;
static const fmtflags scientific = 0x0100;
static const fmtflags showbase = 0x0200;
static const fmtflags showpoint = 0x0400;
static const fmtflags showpos = 0x0800;
static const fmtflags skipws = 0x1000;
static const fmtflags unitbuf = 0x2000;
static const fmtflags uppercase = 0x4000;
static const fmtflags adjustfield = left | right | internal;
static const fmtflags basefield = dec | oct | hex;
static const fmtflags floatfield = scientific | fixed;
typedef unsigned int iostate;
static const iostate badbit = 0x1;
static const iostate eofbit = 0x2;
static const iostate failbit = 0x4;
static const iostate goodbit = 0x0;
typedef unsigned int openmode;
static const openmode app = 0x01;
static const openmode ate = 0x02;
static const openmode binary = 0x04;
static const openmode in = 0x08;
static const openmode out = 0x10;
static const openmode trunc = 0x20;
enum seekdir {beg, cur, end};
#if _LIBCPP_STD_VER <= 14
typedef iostate io_state;
typedef openmode open_mode;
typedef seekdir seek_dir;
typedef _VSTD::streamoff streamoff;
typedef _VSTD::streampos streampos;
#endif
class _LIBCPP_TYPE_VIS Init;
// 27.5.2.2 fmtflags state:
_LIBCPP_INLINE_VISIBILITY fmtflags flags() const;
_LIBCPP_INLINE_VISIBILITY fmtflags flags(fmtflags __fmtfl);
_LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl);
_LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl, fmtflags __mask);
_LIBCPP_INLINE_VISIBILITY void unsetf(fmtflags __mask);
_LIBCPP_INLINE_VISIBILITY streamsize precision() const;
_LIBCPP_INLINE_VISIBILITY streamsize precision(streamsize __prec);
_LIBCPP_INLINE_VISIBILITY streamsize width() const;
_LIBCPP_INLINE_VISIBILITY streamsize width(streamsize __wide);
// 27.5.2.3 locales:
locale imbue(const locale& __loc);
locale getloc() const;
// 27.5.2.5 storage:
static int xalloc();
long& iword(int __index);
void*& pword(int __index);
// destructor
virtual ~ios_base();
// 27.5.2.6 callbacks;
enum event { erase_event, imbue_event, copyfmt_event };
typedef void (*event_callback)(event, ios_base&, int __index);
void register_callback(event_callback __fn, int __index);
private:
ios_base(const ios_base&); // = delete;
ios_base& operator=(const ios_base&); // = delete;
public:
static bool sync_with_stdio(bool __sync = true);
_LIBCPP_INLINE_VISIBILITY iostate rdstate() const;
void clear(iostate __state = goodbit);
_LIBCPP_INLINE_VISIBILITY void setstate(iostate __state);
_LIBCPP_INLINE_VISIBILITY bool good() const;
_LIBCPP_INLINE_VISIBILITY bool eof() const;
_LIBCPP_INLINE_VISIBILITY bool fail() const;
_LIBCPP_INLINE_VISIBILITY bool bad() const;
_LIBCPP_INLINE_VISIBILITY iostate exceptions() const;
_LIBCPP_INLINE_VISIBILITY void exceptions(iostate __iostate);
void __set_badbit_and_consider_rethrow();
void __set_failbit_and_consider_rethrow();
protected:
_LIBCPP_INLINE_VISIBILITY
ios_base() {// purposefully does no initialization
}
void init(void* __sb);
_LIBCPP_ALWAYS_INLINE void* rdbuf() const {return __rdbuf_;}
_LIBCPP_ALWAYS_INLINE
void rdbuf(void* __sb)
{
__rdbuf_ = __sb;
clear();
}
void __call_callbacks(event);
void copyfmt(const ios_base&);
void move(ios_base&);
void swap(ios_base&) _NOEXCEPT;
_LIBCPP_ALWAYS_INLINE
void set_rdbuf(void* __sb)
{
__rdbuf_ = __sb;
}
private:
// All data members must be scalars
fmtflags __fmtflags_;
streamsize __precision_;
streamsize __width_;
iostate __rdstate_;
iostate __exceptions_;
void* __rdbuf_;
void* __loc_;
event_callback* __fn_;
int* __index_;
size_t __event_size_;
size_t __event_cap_;
// TODO(EricWF): Enable this for both Clang and GCC. Currently it is only
// enabled with clang.
#if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS)
static atomic<int> __xindex_;
#else
static int __xindex_;
#endif
long* __iarray_;
size_t __iarray_size_;
size_t __iarray_cap_;
void** __parray_;
size_t __parray_size_;
size_t __parray_cap_;
};
//enum class io_errc
_LIBCPP_DECLARE_STRONG_ENUM(io_errc)
{
stream = 1
};
_LIBCPP_DECLARE_STRONG_ENUM_EPILOG(io_errc)
template <>
struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc> : public true_type { };
#ifdef _LIBCPP_HAS_NO_STRONG_ENUMS
template <>
struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc::__lx> : public true_type { };
#endif
_LIBCPP_FUNC_VIS
const error_category& iostream_category() _NOEXCEPT;
inline _LIBCPP_INLINE_VISIBILITY
error_code
make_error_code(io_errc __e) _NOEXCEPT
{
return error_code(static_cast<int>(__e), iostream_category());
}
inline _LIBCPP_INLINE_VISIBILITY
error_condition
make_error_condition(io_errc __e) _NOEXCEPT
{
return error_condition(static_cast<int>(__e), iostream_category());
}
class _LIBCPP_EXCEPTION_ABI ios_base::failure
: public system_error
{
public:
explicit failure(const string& __msg, const error_code& __ec = io_errc::stream);
explicit failure(const char* __msg, const error_code& __ec = io_errc::stream);
virtual ~failure() throw();
};
class _LIBCPP_TYPE_VIS ios_base::Init
{
public:
Init();
~Init();
};
// fmtflags
inline _LIBCPP_INLINE_VISIBILITY
ios_base::fmtflags
ios_base::flags() const
{
return __fmtflags_;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base::fmtflags
ios_base::flags(fmtflags __fmtfl)
{
fmtflags __r = __fmtflags_;
__fmtflags_ = __fmtfl;
return __r;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base::fmtflags
ios_base::setf(fmtflags __fmtfl)
{
fmtflags __r = __fmtflags_;
__fmtflags_ |= __fmtfl;
return __r;
}
inline _LIBCPP_INLINE_VISIBILITY
void
ios_base::unsetf(fmtflags __mask)
{
__fmtflags_ &= ~__mask;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base::fmtflags
ios_base::setf(fmtflags __fmtfl, fmtflags __mask)
{
fmtflags __r = __fmtflags_;
unsetf(__mask);
__fmtflags_ |= __fmtfl & __mask;
return __r;
}
// precision
inline _LIBCPP_INLINE_VISIBILITY
streamsize
ios_base::precision() const
{
return __precision_;
}
inline _LIBCPP_INLINE_VISIBILITY
streamsize
ios_base::precision(streamsize __prec)
{
streamsize __r = __precision_;
__precision_ = __prec;
return __r;
}
// width
inline _LIBCPP_INLINE_VISIBILITY
streamsize
ios_base::width() const
{
return __width_;
}
inline _LIBCPP_INLINE_VISIBILITY
streamsize
ios_base::width(streamsize __wide)
{
streamsize __r = __width_;
__width_ = __wide;
return __r;
}
// iostate
inline _LIBCPP_INLINE_VISIBILITY
ios_base::iostate
ios_base::rdstate() const
{
return __rdstate_;
}
inline _LIBCPP_INLINE_VISIBILITY
void
ios_base::setstate(iostate __state)
{
clear(__rdstate_ | __state);
}
inline _LIBCPP_INLINE_VISIBILITY
bool
ios_base::good() const
{
return __rdstate_ == 0;
}
inline _LIBCPP_INLINE_VISIBILITY
bool
ios_base::eof() const
{
return (__rdstate_ & eofbit) != 0;
}
inline _LIBCPP_INLINE_VISIBILITY
bool
ios_base::fail() const
{
return (__rdstate_ & (failbit | badbit)) != 0;
}
inline _LIBCPP_INLINE_VISIBILITY
bool
ios_base::bad() const
{
return (__rdstate_ & badbit) != 0;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base::iostate
ios_base::exceptions() const
{
return __exceptions_;
}
inline _LIBCPP_INLINE_VISIBILITY
void
ios_base::exceptions(iostate __iostate)
{
__exceptions_ = __iostate;
clear(__rdstate_);
}
#if defined(_LIBCPP_CXX03_LANG)
struct _LIBCPP_TYPE_VIS __cxx03_bool {
typedef void (__cxx03_bool::*__bool_type)();
void __true_value() {}
};
#endif
template <class _CharT, class _Traits>
class _LIBCPP_TEMPLATE_VIS basic_ios
: public ios_base
{
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;
// __true_value will generate undefined references when linking unless
// we give it internal linkage.
#if defined(_LIBCPP_CXX03_LANG)
_LIBCPP_ALWAYS_INLINE
operator __cxx03_bool::__bool_type() const {
return !fail() ? &__cxx03_bool::__true_value : nullptr;
}
#else
_LIBCPP_ALWAYS_INLINE
_LIBCPP_EXPLICIT operator bool() const {return !fail();}
#endif
_LIBCPP_ALWAYS_INLINE bool operator!() const {return fail();}
_LIBCPP_ALWAYS_INLINE iostate rdstate() const {return ios_base::rdstate();}
_LIBCPP_ALWAYS_INLINE void clear(iostate __state = goodbit) {ios_base::clear(__state);}
_LIBCPP_ALWAYS_INLINE void setstate(iostate __state) {ios_base::setstate(__state);}
_LIBCPP_ALWAYS_INLINE bool good() const {return ios_base::good();}
_LIBCPP_ALWAYS_INLINE bool eof() const {return ios_base::eof();}
_LIBCPP_ALWAYS_INLINE bool fail() const {return ios_base::fail();}
_LIBCPP_ALWAYS_INLINE bool bad() const {return ios_base::bad();}
_LIBCPP_ALWAYS_INLINE iostate exceptions() const {return ios_base::exceptions();}
_LIBCPP_ALWAYS_INLINE void exceptions(iostate __iostate) {ios_base::exceptions(__iostate);}
// 27.5.4.1 Constructor/destructor:
_LIBCPP_INLINE_VISIBILITY
explicit basic_ios(basic_streambuf<char_type,traits_type>* __sb);
virtual ~basic_ios();
// 27.5.4.2 Members:
_LIBCPP_INLINE_VISIBILITY
basic_ostream<char_type, traits_type>* tie() const;
_LIBCPP_INLINE_VISIBILITY
basic_ostream<char_type, traits_type>* tie(basic_ostream<char_type, traits_type>* __tiestr);
_LIBCPP_INLINE_VISIBILITY
basic_streambuf<char_type, traits_type>* rdbuf() const;
_LIBCPP_INLINE_VISIBILITY
basic_streambuf<char_type, traits_type>* rdbuf(basic_streambuf<char_type, traits_type>* __sb);
basic_ios& copyfmt(const basic_ios& __rhs);
_LIBCPP_INLINE_VISIBILITY
char_type fill() const;
_LIBCPP_INLINE_VISIBILITY
char_type fill(char_type __ch);
_LIBCPP_INLINE_VISIBILITY
locale imbue(const locale& __loc);
_LIBCPP_INLINE_VISIBILITY
char narrow(char_type __c, char __dfault) const;
_LIBCPP_INLINE_VISIBILITY
char_type widen(char __c) const;
protected:
_LIBCPP_ALWAYS_INLINE
basic_ios() {// purposefully does no initialization
}
_LIBCPP_INLINE_VISIBILITY
void init(basic_streambuf<char_type, traits_type>* __sb);
_LIBCPP_INLINE_VISIBILITY
void move(basic_ios& __rhs);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_ALWAYS_INLINE
void move(basic_ios&& __rhs) {move(__rhs);}
#endif
_LIBCPP_INLINE_VISIBILITY
void swap(basic_ios& __rhs) _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
void set_rdbuf(basic_streambuf<char_type, traits_type>* __sb);
private:
basic_ostream<char_type, traits_type>* __tie_;
mutable int_type __fill_;
};
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ios<_CharT, _Traits>::basic_ios(basic_streambuf<char_type,traits_type>* __sb)
{
init(__sb);
}
template <class _CharT, class _Traits>
basic_ios<_CharT, _Traits>::~basic_ios()
{
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
void
basic_ios<_CharT, _Traits>::init(basic_streambuf<char_type, traits_type>* __sb)
{
ios_base::init(__sb);
__tie_ = 0;
__fill_ = traits_type::eof();
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>*
basic_ios<_CharT, _Traits>::tie() const
{
return __tie_;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_ostream<_CharT, _Traits>*
basic_ios<_CharT, _Traits>::tie(basic_ostream<char_type, traits_type>* __tiestr)
{
basic_ostream<char_type, traits_type>* __r = __tie_;
__tie_ = __tiestr;
return __r;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_streambuf<_CharT, _Traits>*
basic_ios<_CharT, _Traits>::rdbuf() const
{
return static_cast<basic_streambuf<char_type, traits_type>*>(ios_base::rdbuf());
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
basic_streambuf<_CharT, _Traits>*
basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<char_type, traits_type>* __sb)
{
basic_streambuf<char_type, traits_type>* __r = rdbuf();
ios_base::rdbuf(__sb);
return __r;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
locale
basic_ios<_CharT, _Traits>::imbue(const locale& __loc)
{
locale __r = getloc();
ios_base::imbue(__loc);
if (rdbuf())
rdbuf()->pubimbue(__loc);
return __r;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
char
basic_ios<_CharT, _Traits>::narrow(char_type __c, char __dfault) const
{
return use_facet<ctype<char_type> >(getloc()).narrow(__c, __dfault);
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
_CharT
basic_ios<_CharT, _Traits>::widen(char __c) const
{
return use_facet<ctype<char_type> >(getloc()).widen(__c);
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
_CharT
basic_ios<_CharT, _Traits>::fill() const
{
if (traits_type::eq_int_type(traits_type::eof(), __fill_))
__fill_ = widen(' ');
return __fill_;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
_CharT
basic_ios<_CharT, _Traits>::fill(char_type __ch)
{
char_type __r = __fill_;
__fill_ = __ch;
return __r;
}
template <class _CharT, class _Traits>
basic_ios<_CharT, _Traits>&
basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
{
if (this != &__rhs)
{
__call_callbacks(erase_event);
ios_base::copyfmt(__rhs);
__tie_ = __rhs.__tie_;
__fill_ = __rhs.__fill_;
__call_callbacks(copyfmt_event);
exceptions(__rhs.exceptions());
}
return *this;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
void
basic_ios<_CharT, _Traits>::move(basic_ios& __rhs)
{
ios_base::move(__rhs);
__tie_ = __rhs.__tie_;
__rhs.__tie_ = 0;
__fill_ = __rhs.__fill_;
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
void
basic_ios<_CharT, _Traits>::swap(basic_ios& __rhs) _NOEXCEPT
{
ios_base::swap(__rhs);
_VSTD::swap(__tie_, __rhs.__tie_);
_VSTD::swap(__fill_, __rhs.__fill_);
}
template <class _CharT, class _Traits>
inline _LIBCPP_INLINE_VISIBILITY
void
basic_ios<_CharT, _Traits>::set_rdbuf(basic_streambuf<char_type, traits_type>* __sb)
{
ios_base::set_rdbuf(__sb);
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
boolalpha(ios_base& __str)
{
__str.setf(ios_base::boolalpha);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
noboolalpha(ios_base& __str)
{
__str.unsetf(ios_base::boolalpha);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
showbase(ios_base& __str)
{
__str.setf(ios_base::showbase);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
noshowbase(ios_base& __str)
{
__str.unsetf(ios_base::showbase);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
showpoint(ios_base& __str)
{
__str.setf(ios_base::showpoint);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
noshowpoint(ios_base& __str)
{
__str.unsetf(ios_base::showpoint);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
showpos(ios_base& __str)
{
__str.setf(ios_base::showpos);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
noshowpos(ios_base& __str)
{
__str.unsetf(ios_base::showpos);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
skipws(ios_base& __str)
{
__str.setf(ios_base::skipws);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
noskipws(ios_base& __str)
{
__str.unsetf(ios_base::skipws);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
uppercase(ios_base& __str)
{
__str.setf(ios_base::uppercase);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
nouppercase(ios_base& __str)
{
__str.unsetf(ios_base::uppercase);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
unitbuf(ios_base& __str)
{
__str.setf(ios_base::unitbuf);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
nounitbuf(ios_base& __str)
{
__str.unsetf(ios_base::unitbuf);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
internal(ios_base& __str)
{
__str.setf(ios_base::internal, ios_base::adjustfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
left(ios_base& __str)
{
__str.setf(ios_base::left, ios_base::adjustfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
right(ios_base& __str)
{
__str.setf(ios_base::right, ios_base::adjustfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
dec(ios_base& __str)
{
__str.setf(ios_base::dec, ios_base::basefield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
hex(ios_base& __str)
{
__str.setf(ios_base::hex, ios_base::basefield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
oct(ios_base& __str)
{
__str.setf(ios_base::oct, ios_base::basefield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
fixed(ios_base& __str)
{
__str.setf(ios_base::fixed, ios_base::floatfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
scientific(ios_base& __str)
{
__str.setf(ios_base::scientific, ios_base::floatfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
hexfloat(ios_base& __str)
{
__str.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield);
return __str;
}
inline _LIBCPP_INLINE_VISIBILITY
ios_base&
defaultfloat(ios_base& __str)
{
__str.unsetf(ios_base::floatfield);
return __str;
}
template <class _CharT, class _Traits>
class __save_flags
{
typedef basic_ios<_CharT, _Traits> __stream_type;
typedef typename __stream_type::fmtflags fmtflags;
__stream_type& __stream_;
fmtflags __fmtflags_;
_CharT __fill_;
__save_flags(const __save_flags&);
__save_flags& operator=(const __save_flags&);
public:
_LIBCPP_INLINE_VISIBILITY
explicit __save_flags(__stream_type& __stream)
: __stream_(__stream),
__fmtflags_(__stream.flags()),
__fill_(__stream.fill())
{}
_LIBCPP_INLINE_VISIBILITY
~__save_flags()
{
__stream_.flags(__fmtflags_);
__stream_.fill(__fill_);
}
};
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_IOS
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