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31 #define _BASIC_IOS_H 1
33 #pragma GCC system_header
41 namespace std _GLIBCXX_VISIBILITY(default)
43 _GLIBCXX_BEGIN_NAMESPACE_VERSION
45 template<
typename _Facet>
47 __check_facet(
const _Facet* __f)
66 template<
typename _CharT,
typename _Traits>
98 mutable bool _M_fill_init;
116 #if __cplusplus >= 201103L
117 explicit operator bool()
const
118 {
return !this->
fail(); }
120 operator void*()
const
126 {
return this->
fail(); }
138 {
return _M_streambuf_state; }
148 clear(iostate __state = goodbit);
164 _M_setstate(iostate __state)
168 _M_streambuf_state |= __state;
170 __throw_exception_again;
181 {
return this->
rdstate() == 0; }
191 {
return (this->
rdstate() & eofbit) != 0; }
202 {
return (this->
rdstate() & (badbit | failbit)) != 0; }
212 {
return (this->
rdstate() & badbit) != 0; }
223 {
return _M_exception; }
259 _M_exception = __except;
260 this->
clear(_M_streambuf_state);
271 :
ios_base(), _M_tie(0), _M_fill(), _M_fill_init(false), _M_streambuf(0),
272 _M_ctype(0), _M_num_put(0), _M_num_get(0)
273 { this->
init(__sb); }
322 {
return _M_streambuf; }
374 _M_fill = this->
widen(
' ');
431 {
return __check_facet(_M_ctype).narrow(__c, __dfault); }
450 {
return __check_facet(_M_ctype).widen(__c); }
462 _M_streambuf(0), _M_ctype(0), _M_num_put(0), _M_num_get(0)
474 #if __cplusplus >= 201103L
481 ios_base::_M_move(__rhs);
482 _M_cache_locale(_M_ios_locale);
483 this->
tie(__rhs.
tie(
nullptr));
484 _M_fill = __rhs._M_fill;
485 _M_fill_init = __rhs._M_fill_init;
486 _M_streambuf =
nullptr;
491 { this->move(__rhs); }
496 ios_base::_M_swap(__rhs);
497 _M_cache_locale(_M_ios_locale);
498 __rhs._M_cache_locale(__rhs._M_ios_locale);
501 std::swap(_M_fill_init, __rhs._M_fill_init);
505 set_rdbuf(basic_streambuf<_CharT, _Traits>* __sb)
506 { _M_streambuf = __sb; }
510 _M_cache_locale(
const locale& __loc);
513 _GLIBCXX_END_NAMESPACE_VERSION
_Traits::int_type int_type
void clear(iostate __state=goodbit)
[Re]sets the error state.
iostate exceptions() const
Throwing exceptions on errors.
virtual ~basic_ios()
Empty.
basic_ostream< _CharT, _Traits > * tie(basic_ostream< _CharT, _Traits > *__tiestr)
Ties this stream to an output stream.
_Traits::pos_type pos_type
ctype< _CharT > __ctype_type
basic_ios(basic_streambuf< _CharT, _Traits > *__sb)
Constructor performs initialization.
bool operator!() const
The quick-and-easy status check.
_Traits::off_type off_type
Primary class template ctype facet.
The base of the I/O class hierarchy.
iostate rdstate() const
Returns the error state of the stream buffer.
Container class for localization functionality.
bool fail() const
Fast error checking.
bool good() const
Fast error checking.
num_get< _CharT, istreambuf_iterator< _CharT, _Traits > > __num_get_type
The actual work of input and output (interface).
ISO C++ entities toplevel namespace is std.
char narrow(char_type __c, char __dfault) const
Squeezes characters.
char_type fill() const
Retrieves the empty character.
void swap(any &__x, any &__y) noexcept
Exchange the states of two any objects.
locale imbue(const locale &__loc)
Moves to a new locale.
basic_ios & copyfmt(const basic_ios &__rhs)
Copies fields of __rhs into this.
Template class basic_ostream.
char_type fill(char_type __ch)
Sets a new empty character.
Template class basic_ios, virtual base class for all stream classes.
void setstate(iostate __state)
Sets additional flags in the error state.
void init(basic_streambuf< _CharT, _Traits > *__sb)
All setup is performed here.
Primary class template num_put.
basic_streambuf< _CharT, _Traits > * rdbuf() const
Accessing the underlying buffer.
void exceptions(iostate __except)
Throwing exceptions on errors.
basic_ostream< _CharT, _Traits > * tie() const
Fetches the current tied stream.
bool eof() const
Fast error checking.
Primary class template num_get.
num_put< _CharT, ostreambuf_iterator< _CharT, _Traits > > __num_put_type
bool bad() const
Fast error checking.
char_type widen(char __c) const
Widens characters.