| // -*- C++ -*- |
| //===---------------------------- ios -------------------------------------===// |
| // |
| // 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_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(); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __setstate_nothrow(iostate __state) |
| { |
| if (__rdbuf_) |
| __rdstate_ |= __state; |
| else |
| __rdstate_ |= __state | ios_base::badbit; |
| } |
| |
| protected: |
| _LIBCPP_INLINE_VISIBILITY |
| ios_base() {// purposefully does no initialization |
| } |
| |
| void init(void* __sb); |
| _LIBCPP_INLINE_VISIBILITY void* rdbuf() const {return __rdbuf_;} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| 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_INLINE_VISIBILITY |
| 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); |
| failure(const failure&) _NOEXCEPT = default; |
| virtual ~failure() _NOEXCEPT; |
| }; |
| |
| _LIBCPP_NORETURN inline _LIBCPP_INLINE_VISIBILITY |
| void __throw_failure(char const* __msg) { |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| throw ios_base::failure(__msg); |
| #else |
| ((void)__msg); |
| _VSTD::abort(); |
| #endif |
| } |
| |
| 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; |
| |
| static_assert((is_same<_CharT, typename traits_type::char_type>::value), |
| "traits_type::char_type must be the same type as CharT"); |
| |
| // __true_value will generate undefined references when linking unless |
| // we give it internal linkage. |
| |
| #if defined(_LIBCPP_CXX03_LANG) |
| _LIBCPP_INLINE_VISIBILITY |
| operator __cxx03_bool::__bool_type() const { |
| return !fail() ? &__cxx03_bool::__true_value : nullptr; |
| } |
| #else |
| _LIBCPP_INLINE_VISIBILITY |
| _LIBCPP_EXPLICIT operator bool() const {return !fail();} |
| #endif |
| |
| _LIBCPP_INLINE_VISIBILITY bool operator!() const {return fail();} |
| _LIBCPP_INLINE_VISIBILITY iostate rdstate() const {return ios_base::rdstate();} |
| _LIBCPP_INLINE_VISIBILITY void clear(iostate __state = goodbit) {ios_base::clear(__state);} |
| _LIBCPP_INLINE_VISIBILITY void setstate(iostate __state) {ios_base::setstate(__state);} |
| _LIBCPP_INLINE_VISIBILITY bool good() const {return ios_base::good();} |
| _LIBCPP_INLINE_VISIBILITY bool eof() const {return ios_base::eof();} |
| _LIBCPP_INLINE_VISIBILITY bool fail() const {return ios_base::fail();} |
| _LIBCPP_INLINE_VISIBILITY bool bad() const {return ios_base::bad();} |
| |
| _LIBCPP_INLINE_VISIBILITY iostate exceptions() const {return ios_base::exceptions();} |
| _LIBCPP_INLINE_VISIBILITY 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_INLINE_VISIBILITY |
| 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_INLINE_VISIBILITY |
| 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 |
| ios_base& |
| boolalpha(ios_base& __str) |
| { |
| __str.setf(ios_base::boolalpha); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| noboolalpha(ios_base& __str) |
| { |
| __str.unsetf(ios_base::boolalpha); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| showbase(ios_base& __str) |
| { |
| __str.setf(ios_base::showbase); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| noshowbase(ios_base& __str) |
| { |
| __str.unsetf(ios_base::showbase); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| showpoint(ios_base& __str) |
| { |
| __str.setf(ios_base::showpoint); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| noshowpoint(ios_base& __str) |
| { |
| __str.unsetf(ios_base::showpoint); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| showpos(ios_base& __str) |
| { |
| __str.setf(ios_base::showpos); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| noshowpos(ios_base& __str) |
| { |
| __str.unsetf(ios_base::showpos); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| skipws(ios_base& __str) |
| { |
| __str.setf(ios_base::skipws); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| noskipws(ios_base& __str) |
| { |
| __str.unsetf(ios_base::skipws); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| uppercase(ios_base& __str) |
| { |
| __str.setf(ios_base::uppercase); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| nouppercase(ios_base& __str) |
| { |
| __str.unsetf(ios_base::uppercase); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| unitbuf(ios_base& __str) |
| { |
| __str.setf(ios_base::unitbuf); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| nounitbuf(ios_base& __str) |
| { |
| __str.unsetf(ios_base::unitbuf); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| internal(ios_base& __str) |
| { |
| __str.setf(ios_base::internal, ios_base::adjustfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| left(ios_base& __str) |
| { |
| __str.setf(ios_base::left, ios_base::adjustfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| right(ios_base& __str) |
| { |
| __str.setf(ios_base::right, ios_base::adjustfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| dec(ios_base& __str) |
| { |
| __str.setf(ios_base::dec, ios_base::basefield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| hex(ios_base& __str) |
| { |
| __str.setf(ios_base::hex, ios_base::basefield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| oct(ios_base& __str) |
| { |
| __str.setf(ios_base::oct, ios_base::basefield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| fixed(ios_base& __str) |
| { |
| __str.setf(ios_base::fixed, ios_base::floatfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| scientific(ios_base& __str) |
| { |
| __str.setf(ios_base::scientific, ios_base::floatfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| hexfloat(ios_base& __str) |
| { |
| __str.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield); |
| return __str; |
| } |
| |
| inline |
| ios_base& |
| defaultfloat(ios_base& __str) |
| { |
| __str.unsetf(ios_base::floatfield); |
| return __str; |
| } |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP_IOS |