Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===---------------------------- ios -------------------------------------===// |
| 3 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 4 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 6 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 7 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_IOS |
| 12 | #define _LIBCPP_IOS |
| 13 | |
| 14 | /* |
| 15 | ios synopsis |
| 16 | |
| 17 | #include <iosfwd> |
| 18 | |
| 19 | namespace std |
| 20 | { |
| 21 | |
| 22 | typedef OFF_T streamoff; |
| 23 | typedef SZ_T streamsize; |
| 24 | template <class stateT> class fpos; |
| 25 | |
| 26 | class ios_base |
| 27 | { |
| 28 | public: |
| 29 | class failure; |
| 30 | |
| 31 | typedef T1 fmtflags; |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 32 | static constexpr fmtflags boolalpha; |
| 33 | static constexpr fmtflags dec; |
| 34 | static constexpr fmtflags fixed; |
| 35 | static constexpr fmtflags hex; |
| 36 | static constexpr fmtflags internal; |
| 37 | static constexpr fmtflags left; |
| 38 | static constexpr fmtflags oct; |
| 39 | static constexpr fmtflags right; |
| 40 | static constexpr fmtflags scientific; |
| 41 | static constexpr fmtflags showbase; |
| 42 | static constexpr fmtflags showpoint; |
| 43 | static constexpr fmtflags showpos; |
| 44 | static constexpr fmtflags skipws; |
| 45 | static constexpr fmtflags unitbuf; |
| 46 | static constexpr fmtflags uppercase; |
| 47 | static constexpr fmtflags adjustfield; |
| 48 | static constexpr fmtflags basefield; |
| 49 | static constexpr fmtflags floatfield; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 50 | |
| 51 | typedef T2 iostate; |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 52 | static constexpr iostate badbit; |
| 53 | static constexpr iostate eofbit; |
| 54 | static constexpr iostate failbit; |
| 55 | static constexpr iostate goodbit; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 56 | |
| 57 | typedef T3 openmode; |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 58 | static constexpr openmode app; |
| 59 | static constexpr openmode ate; |
| 60 | static constexpr openmode binary; |
| 61 | static constexpr openmode in; |
| 62 | static constexpr openmode out; |
| 63 | static constexpr openmode trunc; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 64 | |
| 65 | typedef T4 seekdir; |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 66 | static constexpr seekdir beg; |
| 67 | static constexpr seekdir cur; |
| 68 | static constexpr seekdir end; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 69 | |
| 70 | class Init; |
| 71 | |
| 72 | // 27.5.2.2 fmtflags state: |
| 73 | fmtflags flags() const; |
| 74 | fmtflags flags(fmtflags fmtfl); |
| 75 | fmtflags setf(fmtflags fmtfl); |
| 76 | fmtflags setf(fmtflags fmtfl, fmtflags mask); |
| 77 | void unsetf(fmtflags mask); |
| 78 | |
| 79 | streamsize precision() const; |
| 80 | streamsize precision(streamsize prec); |
| 81 | streamsize width() const; |
| 82 | streamsize width(streamsize wide); |
| 83 | |
| 84 | // 27.5.2.3 locales: |
| 85 | locale imbue(const locale& loc); |
| 86 | locale getloc() const; |
| 87 | |
| 88 | // 27.5.2.5 storage: |
| 89 | static int xalloc(); |
| 90 | long& iword(int index); |
| 91 | void*& pword(int index); |
| 92 | |
| 93 | // destructor |
| 94 | virtual ~ios_base(); |
| 95 | |
| 96 | // 27.5.2.6 callbacks; |
| 97 | enum event { erase_event, imbue_event, copyfmt_event }; |
| 98 | typedef void (*event_callback)(event, ios_base&, int index); |
| 99 | void register_callback(event_callback fn, int index); |
| 100 | |
| 101 | ios_base(const ios_base&) = delete; |
| 102 | ios_base& operator=(const ios_base&) = delete; |
| 103 | |
| 104 | static bool sync_with_stdio(bool sync = true); |
| 105 | |
| 106 | protected: |
| 107 | ios_base(); |
| 108 | }; |
| 109 | |
| 110 | template <class charT, class traits = char_traits<charT> > |
| 111 | class basic_ios |
| 112 | : public ios_base |
| 113 | { |
| 114 | public: |
| 115 | // types: |
| 116 | typedef charT char_type; |
Marshall Clow | 8aadda9 | 2015-10-29 05:43:30 +0000 | [diff] [blame] | 117 | typedef typename traits::int_type int_type; // removed in C++17 |
| 118 | typedef typename traits::pos_type pos_type; // removed in C++17 |
| 119 | typedef typename traits::off_type off_type; // removed in C++17 |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 120 | typedef traits traits_type; |
| 121 | |
| 122 | operator unspecified-bool-type() const; |
| 123 | bool operator!() const; |
| 124 | iostate rdstate() const; |
| 125 | void clear(iostate state = goodbit); |
| 126 | void setstate(iostate state); |
| 127 | bool good() const; |
| 128 | bool eof() const; |
| 129 | bool fail() const; |
| 130 | bool bad() const; |
| 131 | |
| 132 | iostate exceptions() const; |
| 133 | void exceptions(iostate except); |
| 134 | |
| 135 | // 27.5.4.1 Constructor/destructor: |
| 136 | explicit basic_ios(basic_streambuf<charT,traits>* sb); |
| 137 | virtual ~basic_ios(); |
| 138 | |
| 139 | // 27.5.4.2 Members: |
| 140 | basic_ostream<charT,traits>* tie() const; |
| 141 | basic_ostream<charT,traits>* tie(basic_ostream<charT,traits>* tiestr); |
| 142 | |
| 143 | basic_streambuf<charT,traits>* rdbuf() const; |
| 144 | basic_streambuf<charT,traits>* rdbuf(basic_streambuf<charT,traits>* sb); |
| 145 | |
| 146 | basic_ios& copyfmt(const basic_ios& rhs); |
| 147 | |
| 148 | char_type fill() const; |
| 149 | char_type fill(char_type ch); |
| 150 | |
| 151 | locale imbue(const locale& loc); |
| 152 | |
| 153 | char narrow(char_type c, char dfault) const; |
| 154 | char_type widen(char c) const; |
| 155 | |
| 156 | basic_ios(const basic_ios& ) = delete; |
| 157 | basic_ios& operator=(const basic_ios&) = delete; |
| 158 | |
| 159 | protected: |
| 160 | basic_ios(); |
| 161 | void init(basic_streambuf<charT,traits>* sb); |
| 162 | void move(basic_ios& rhs); |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 163 | void swap(basic_ios& rhs) noexcept; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 164 | void set_rdbuf(basic_streambuf<charT, traits>* sb); |
| 165 | }; |
| 166 | |
| 167 | // 27.5.5, manipulators: |
| 168 | ios_base& boolalpha (ios_base& str); |
| 169 | ios_base& noboolalpha(ios_base& str); |
| 170 | ios_base& showbase (ios_base& str); |
| 171 | ios_base& noshowbase (ios_base& str); |
| 172 | ios_base& showpoint (ios_base& str); |
| 173 | ios_base& noshowpoint(ios_base& str); |
| 174 | ios_base& showpos (ios_base& str); |
| 175 | ios_base& noshowpos (ios_base& str); |
| 176 | ios_base& skipws (ios_base& str); |
| 177 | ios_base& noskipws (ios_base& str); |
| 178 | ios_base& uppercase (ios_base& str); |
| 179 | ios_base& nouppercase(ios_base& str); |
| 180 | ios_base& unitbuf (ios_base& str); |
| 181 | ios_base& nounitbuf (ios_base& str); |
| 182 | |
| 183 | // 27.5.5.2 adjustfield: |
| 184 | ios_base& internal (ios_base& str); |
| 185 | ios_base& left (ios_base& str); |
| 186 | ios_base& right (ios_base& str); |
| 187 | |
| 188 | // 27.5.5.3 basefield: |
| 189 | ios_base& dec (ios_base& str); |
| 190 | ios_base& hex (ios_base& str); |
| 191 | ios_base& oct (ios_base& str); |
| 192 | |
| 193 | // 27.5.5.4 floatfield: |
| 194 | ios_base& fixed (ios_base& str); |
| 195 | ios_base& scientific (ios_base& str); |
| 196 | ios_base& hexfloat (ios_base& str); |
| 197 | ios_base& defaultfloat(ios_base& str); |
| 198 | |
| 199 | // 27.5.5.5 error reporting: |
| 200 | enum class io_errc |
| 201 | { |
| 202 | stream = 1 |
| 203 | }; |
| 204 | |
| 205 | concept_map ErrorCodeEnum<io_errc> { }; |
Marshall Clow | 61a8422 | 2013-10-12 22:49:56 +0000 | [diff] [blame] | 206 | error_code make_error_code(io_errc e) noexcept; |
| 207 | error_condition make_error_condition(io_errc e) noexcept; |
| 208 | storage-class-specifier const error_category& iostream_category() noexcept; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 209 | |
| 210 | } // std |
| 211 | |
| 212 | */ |
| 213 | |
| 214 | #include <__config> |
| 215 | #include <iosfwd> |
| 216 | #include <__locale> |
| 217 | #include <system_error> |
| 218 | |
Eric Fiselier | 00f4a49 | 2015-08-19 17:21:46 +0000 | [diff] [blame] | 219 | #if !defined(_LIBCPP_HAS_NO_ATOMIC_HEADER) |
Marshall Clow | 206ce1f | 2013-10-12 19:13:52 +0000 | [diff] [blame] | 220 | #include <atomic> // for __xindex_ |
| 221 | #endif |
| 222 | |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 223 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 224 | #pragma GCC system_header |
Howard Hinnant | 08e1747 | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 225 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 226 | |
| 227 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 228 | |
| 229 | typedef ptrdiff_t streamsize; |
| 230 | |
Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 +0000 | [diff] [blame] | 231 | class _LIBCPP_TYPE_VIS ios_base |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 232 | { |
| 233 | public: |
Eric Fiselier | a6013cc | 2016-04-21 23:00:33 +0000 | [diff] [blame] | 234 | class _LIBCPP_EXCEPTION_ABI failure; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 235 | |
| 236 | typedef unsigned int fmtflags; |
| 237 | static const fmtflags boolalpha = 0x0001; |
| 238 | static const fmtflags dec = 0x0002; |
| 239 | static const fmtflags fixed = 0x0004; |
| 240 | static const fmtflags hex = 0x0008; |
| 241 | static const fmtflags internal = 0x0010; |
| 242 | static const fmtflags left = 0x0020; |
| 243 | static const fmtflags oct = 0x0040; |
| 244 | static const fmtflags right = 0x0080; |
| 245 | static const fmtflags scientific = 0x0100; |
| 246 | static const fmtflags showbase = 0x0200; |
| 247 | static const fmtflags showpoint = 0x0400; |
| 248 | static const fmtflags showpos = 0x0800; |
| 249 | static const fmtflags skipws = 0x1000; |
| 250 | static const fmtflags unitbuf = 0x2000; |
| 251 | static const fmtflags uppercase = 0x4000; |
| 252 | static const fmtflags adjustfield = left | right | internal; |
| 253 | static const fmtflags basefield = dec | oct | hex; |
| 254 | static const fmtflags floatfield = scientific | fixed; |
| 255 | |
| 256 | typedef unsigned int iostate; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 257 | static const iostate badbit = 0x1; |
| 258 | static const iostate eofbit = 0x2; |
| 259 | static const iostate failbit = 0x4; |
| 260 | static const iostate goodbit = 0x0; |
| 261 | |
| 262 | typedef unsigned int openmode; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 263 | static const openmode app = 0x01; |
| 264 | static const openmode ate = 0x02; |
| 265 | static const openmode binary = 0x04; |
| 266 | static const openmode in = 0x08; |
| 267 | static const openmode out = 0x10; |
| 268 | static const openmode trunc = 0x20; |
| 269 | |
| 270 | enum seekdir {beg, cur, end}; |
Marshall Clow | 8aadda9 | 2015-10-29 05:43:30 +0000 | [diff] [blame] | 271 | |
| 272 | #if _LIBCPP_STD_VER <= 14 |
| 273 | typedef iostate io_state; |
| 274 | typedef openmode open_mode; |
| 275 | typedef seekdir seek_dir; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 276 | |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 277 | typedef _VSTD::streamoff streamoff; |
| 278 | typedef _VSTD::streampos streampos; |
Marshall Clow | 8aadda9 | 2015-10-29 05:43:30 +0000 | [diff] [blame] | 279 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 280 | |
Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 +0000 | [diff] [blame] | 281 | class _LIBCPP_TYPE_VIS Init; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 282 | |
| 283 | // 27.5.2.2 fmtflags state: |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 284 | _LIBCPP_INLINE_VISIBILITY fmtflags flags() const; |
| 285 | _LIBCPP_INLINE_VISIBILITY fmtflags flags(fmtflags __fmtfl); |
| 286 | _LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl); |
| 287 | _LIBCPP_INLINE_VISIBILITY fmtflags setf(fmtflags __fmtfl, fmtflags __mask); |
| 288 | _LIBCPP_INLINE_VISIBILITY void unsetf(fmtflags __mask); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 289 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 290 | _LIBCPP_INLINE_VISIBILITY streamsize precision() const; |
| 291 | _LIBCPP_INLINE_VISIBILITY streamsize precision(streamsize __prec); |
| 292 | _LIBCPP_INLINE_VISIBILITY streamsize width() const; |
| 293 | _LIBCPP_INLINE_VISIBILITY streamsize width(streamsize __wide); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 294 | |
| 295 | // 27.5.2.3 locales: |
| 296 | locale imbue(const locale& __loc); |
| 297 | locale getloc() const; |
| 298 | |
| 299 | // 27.5.2.5 storage: |
| 300 | static int xalloc(); |
| 301 | long& iword(int __index); |
| 302 | void*& pword(int __index); |
| 303 | |
| 304 | // destructor |
| 305 | virtual ~ios_base(); |
| 306 | |
| 307 | // 27.5.2.6 callbacks; |
| 308 | enum event { erase_event, imbue_event, copyfmt_event }; |
| 309 | typedef void (*event_callback)(event, ios_base&, int __index); |
| 310 | void register_callback(event_callback __fn, int __index); |
| 311 | |
| 312 | private: |
| 313 | ios_base(const ios_base&); // = delete; |
| 314 | ios_base& operator=(const ios_base&); // = delete; |
| 315 | |
| 316 | public: |
| 317 | static bool sync_with_stdio(bool __sync = true); |
| 318 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 319 | _LIBCPP_INLINE_VISIBILITY iostate rdstate() const; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 320 | void clear(iostate __state = goodbit); |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 321 | _LIBCPP_INLINE_VISIBILITY void setstate(iostate __state); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 322 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 323 | _LIBCPP_INLINE_VISIBILITY bool good() const; |
| 324 | _LIBCPP_INLINE_VISIBILITY bool eof() const; |
| 325 | _LIBCPP_INLINE_VISIBILITY bool fail() const; |
| 326 | _LIBCPP_INLINE_VISIBILITY bool bad() const; |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 327 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 328 | _LIBCPP_INLINE_VISIBILITY iostate exceptions() const; |
Howard Hinnant | e064055 | 2013-10-06 21:00:29 +0000 | [diff] [blame] | 329 | _LIBCPP_INLINE_VISIBILITY void exceptions(iostate __iostate); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 330 | |
| 331 | void __set_badbit_and_consider_rethrow(); |
| 332 | void __set_failbit_and_consider_rethrow(); |
| 333 | |
| 334 | protected: |
Howard Hinnant | 68a8e90 | 2010-09-22 15:29:08 +0000 | [diff] [blame] | 335 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 336 | ios_base() {// purposefully does no initialization |
| 337 | } |
| 338 | |
| 339 | void init(void* __sb); |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 340 | _LIBCPP_INLINE_VISIBILITY void* rdbuf() const {return __rdbuf_;} |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 341 | |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 342 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 343 | void rdbuf(void* __sb) |
| 344 | { |
| 345 | __rdbuf_ = __sb; |
| 346 | clear(); |
| 347 | } |
| 348 | |
| 349 | void __call_callbacks(event); |
| 350 | void copyfmt(const ios_base&); |
| 351 | void move(ios_base&); |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 352 | void swap(ios_base&) _NOEXCEPT; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 353 | |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 354 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 355 | void set_rdbuf(void* __sb) |
| 356 | { |
| 357 | __rdbuf_ = __sb; |
| 358 | } |
| 359 | |
| 360 | private: |
| 361 | // All data members must be scalars |
| 362 | fmtflags __fmtflags_; |
| 363 | streamsize __precision_; |
| 364 | streamsize __width_; |
| 365 | iostate __rdstate_; |
| 366 | iostate __exceptions_; |
| 367 | void* __rdbuf_; |
| 368 | void* __loc_; |
| 369 | event_callback* __fn_; |
| 370 | int* __index_; |
| 371 | size_t __event_size_; |
| 372 | size_t __event_cap_; |
Eric Fiselier | 00f4a49 | 2015-08-19 17:21:46 +0000 | [diff] [blame] | 373 | // TODO(EricWF): Enable this for both Clang and GCC. Currently it is only |
| 374 | // enabled with clang. |
| 375 | #if defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_NO_THREADS) |
Marshall Clow | 206ce1f | 2013-10-12 19:13:52 +0000 | [diff] [blame] | 376 | static atomic<int> __xindex_; |
| 377 | #else |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 378 | static int __xindex_; |
Marshall Clow | 206ce1f | 2013-10-12 19:13:52 +0000 | [diff] [blame] | 379 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 380 | long* __iarray_; |
| 381 | size_t __iarray_size_; |
| 382 | size_t __iarray_cap_; |
| 383 | void** __parray_; |
| 384 | size_t __parray_size_; |
| 385 | size_t __parray_cap_; |
| 386 | }; |
| 387 | |
| 388 | //enum class io_errc |
Howard Hinnant | f6d875f | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 389 | _LIBCPP_DECLARE_STRONG_ENUM(io_errc) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 390 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 391 | stream = 1 |
| 392 | }; |
Howard Hinnant | f6d875f | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 393 | _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(io_errc) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 394 | |
Howard Hinnant | 68a8e90 | 2010-09-22 15:29:08 +0000 | [diff] [blame] | 395 | template <> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 396 | struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc> : public true_type { }; |
Howard Hinnant | f6d875f | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 397 | |
| 398 | #ifdef _LIBCPP_HAS_NO_STRONG_ENUMS |
Howard Hinnant | 68a8e90 | 2010-09-22 15:29:08 +0000 | [diff] [blame] | 399 | template <> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 400 | struct _LIBCPP_TEMPLATE_VIS is_error_code_enum<io_errc::__lx> : public true_type { }; |
Howard Hinnant | f6d875f | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 401 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 402 | |
Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 +0000 | [diff] [blame] | 403 | _LIBCPP_FUNC_VIS |
Marshall Clow | 61a8422 | 2013-10-12 22:49:56 +0000 | [diff] [blame] | 404 | const error_category& iostream_category() _NOEXCEPT; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 405 | |
| 406 | inline _LIBCPP_INLINE_VISIBILITY |
| 407 | error_code |
Marshall Clow | 61a8422 | 2013-10-12 22:49:56 +0000 | [diff] [blame] | 408 | make_error_code(io_errc __e) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 409 | { |
| 410 | return error_code(static_cast<int>(__e), iostream_category()); |
| 411 | } |
| 412 | |
| 413 | inline _LIBCPP_INLINE_VISIBILITY |
| 414 | error_condition |
Marshall Clow | 61a8422 | 2013-10-12 22:49:56 +0000 | [diff] [blame] | 415 | make_error_condition(io_errc __e) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 416 | { |
| 417 | return error_condition(static_cast<int>(__e), iostream_category()); |
| 418 | } |
| 419 | |
Howard Hinnant | 68a8e90 | 2010-09-22 15:29:08 +0000 | [diff] [blame] | 420 | class _LIBCPP_EXCEPTION_ABI ios_base::failure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 421 | : public system_error |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 422 | { |
| 423 | public: |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 424 | explicit failure(const string& __msg, const error_code& __ec = io_errc::stream); |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 425 | explicit failure(const char* __msg, const error_code& __ec = io_errc::stream); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 426 | virtual ~failure() throw(); |
| 427 | }; |
| 428 | |
Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 +0000 | [diff] [blame] | 429 | class _LIBCPP_TYPE_VIS ios_base::Init |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 430 | { |
| 431 | public: |
| 432 | Init(); |
| 433 | ~Init(); |
| 434 | }; |
| 435 | |
| 436 | // fmtflags |
| 437 | |
| 438 | inline _LIBCPP_INLINE_VISIBILITY |
| 439 | ios_base::fmtflags |
| 440 | ios_base::flags() const |
| 441 | { |
| 442 | return __fmtflags_; |
| 443 | } |
| 444 | |
| 445 | inline _LIBCPP_INLINE_VISIBILITY |
| 446 | ios_base::fmtflags |
| 447 | ios_base::flags(fmtflags __fmtfl) |
| 448 | { |
| 449 | fmtflags __r = __fmtflags_; |
| 450 | __fmtflags_ = __fmtfl; |
| 451 | return __r; |
| 452 | } |
| 453 | |
| 454 | inline _LIBCPP_INLINE_VISIBILITY |
| 455 | ios_base::fmtflags |
| 456 | ios_base::setf(fmtflags __fmtfl) |
| 457 | { |
| 458 | fmtflags __r = __fmtflags_; |
| 459 | __fmtflags_ |= __fmtfl; |
| 460 | return __r; |
| 461 | } |
| 462 | |
| 463 | inline _LIBCPP_INLINE_VISIBILITY |
| 464 | void |
| 465 | ios_base::unsetf(fmtflags __mask) |
| 466 | { |
| 467 | __fmtflags_ &= ~__mask; |
| 468 | } |
| 469 | |
| 470 | inline _LIBCPP_INLINE_VISIBILITY |
| 471 | ios_base::fmtflags |
| 472 | ios_base::setf(fmtflags __fmtfl, fmtflags __mask) |
| 473 | { |
| 474 | fmtflags __r = __fmtflags_; |
| 475 | unsetf(__mask); |
| 476 | __fmtflags_ |= __fmtfl & __mask; |
| 477 | return __r; |
| 478 | } |
| 479 | |
| 480 | // precision |
| 481 | |
| 482 | inline _LIBCPP_INLINE_VISIBILITY |
| 483 | streamsize |
| 484 | ios_base::precision() const |
| 485 | { |
| 486 | return __precision_; |
| 487 | } |
| 488 | |
| 489 | inline _LIBCPP_INLINE_VISIBILITY |
| 490 | streamsize |
| 491 | ios_base::precision(streamsize __prec) |
| 492 | { |
| 493 | streamsize __r = __precision_; |
| 494 | __precision_ = __prec; |
| 495 | return __r; |
| 496 | } |
| 497 | |
| 498 | // width |
| 499 | |
| 500 | inline _LIBCPP_INLINE_VISIBILITY |
| 501 | streamsize |
| 502 | ios_base::width() const |
| 503 | { |
| 504 | return __width_; |
| 505 | } |
| 506 | |
| 507 | inline _LIBCPP_INLINE_VISIBILITY |
| 508 | streamsize |
| 509 | ios_base::width(streamsize __wide) |
| 510 | { |
| 511 | streamsize __r = __width_; |
| 512 | __width_ = __wide; |
| 513 | return __r; |
| 514 | } |
| 515 | |
| 516 | // iostate |
| 517 | |
| 518 | inline _LIBCPP_INLINE_VISIBILITY |
| 519 | ios_base::iostate |
| 520 | ios_base::rdstate() const |
| 521 | { |
| 522 | return __rdstate_; |
| 523 | } |
| 524 | |
| 525 | inline _LIBCPP_INLINE_VISIBILITY |
| 526 | void |
| 527 | ios_base::setstate(iostate __state) |
| 528 | { |
| 529 | clear(__rdstate_ | __state); |
| 530 | } |
| 531 | |
| 532 | inline _LIBCPP_INLINE_VISIBILITY |
| 533 | bool |
| 534 | ios_base::good() const |
| 535 | { |
| 536 | return __rdstate_ == 0; |
| 537 | } |
| 538 | |
| 539 | inline _LIBCPP_INLINE_VISIBILITY |
| 540 | bool |
| 541 | ios_base::eof() const |
| 542 | { |
Marshall Clow | 8a43fca | 2013-10-21 14:41:05 +0000 | [diff] [blame] | 543 | return (__rdstate_ & eofbit) != 0; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 544 | } |
| 545 | |
| 546 | inline _LIBCPP_INLINE_VISIBILITY |
| 547 | bool |
| 548 | ios_base::fail() const |
| 549 | { |
Marshall Clow | 8a43fca | 2013-10-21 14:41:05 +0000 | [diff] [blame] | 550 | return (__rdstate_ & (failbit | badbit)) != 0; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 551 | } |
| 552 | |
| 553 | inline _LIBCPP_INLINE_VISIBILITY |
| 554 | bool |
| 555 | ios_base::bad() const |
| 556 | { |
Marshall Clow | 8a43fca | 2013-10-21 14:41:05 +0000 | [diff] [blame] | 557 | return (__rdstate_ & badbit) != 0; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 558 | } |
| 559 | |
| 560 | inline _LIBCPP_INLINE_VISIBILITY |
| 561 | ios_base::iostate |
| 562 | ios_base::exceptions() const |
| 563 | { |
| 564 | return __exceptions_; |
| 565 | } |
| 566 | |
| 567 | inline _LIBCPP_INLINE_VISIBILITY |
| 568 | void |
Howard Hinnant | e064055 | 2013-10-06 21:00:29 +0000 | [diff] [blame] | 569 | ios_base::exceptions(iostate __iostate) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 570 | { |
Howard Hinnant | e064055 | 2013-10-06 21:00:29 +0000 | [diff] [blame] | 571 | __exceptions_ = __iostate; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 572 | clear(__rdstate_); |
| 573 | } |
| 574 | |
Eric Fiselier | 1a147b7 | 2017-01-13 18:03:46 +0000 | [diff] [blame] | 575 | #if defined(_LIBCPP_CXX03_LANG) |
Eric Fiselier | 1669d3d | 2017-01-13 18:25:13 +0000 | [diff] [blame] | 576 | struct _LIBCPP_TYPE_VIS __cxx03_bool { |
Eric Fiselier | 1a147b7 | 2017-01-13 18:03:46 +0000 | [diff] [blame] | 577 | typedef void (__cxx03_bool::*__bool_type)(); |
| 578 | void __true_value() {} |
| 579 | }; |
| 580 | #endif |
| 581 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 582 | template <class _CharT, class _Traits> |
Eric Fiselier | c3589a8 | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 583 | class _LIBCPP_TEMPLATE_VIS basic_ios |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 584 | : public ios_base |
| 585 | { |
| 586 | public: |
| 587 | // types: |
| 588 | typedef _CharT char_type; |
| 589 | typedef _Traits traits_type; |
| 590 | |
| 591 | typedef typename traits_type::int_type int_type; |
| 592 | typedef typename traits_type::pos_type pos_type; |
| 593 | typedef typename traits_type::off_type off_type; |
| 594 | |
Marshall Clow | 75075c6 | 2018-02-01 03:55:27 +0000 | [diff] [blame] | 595 | static_assert((is_same<_CharT, typename traits_type::char_type>::value), |
| 596 | "traits_type::char_type must be the same type as CharT"); |
| 597 | |
Eric Fiselier | 1a147b7 | 2017-01-13 18:03:46 +0000 | [diff] [blame] | 598 | // __true_value will generate undefined references when linking unless |
| 599 | // we give it internal linkage. |
| 600 | |
| 601 | #if defined(_LIBCPP_CXX03_LANG) |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 602 | _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | 1a147b7 | 2017-01-13 18:03:46 +0000 | [diff] [blame] | 603 | operator __cxx03_bool::__bool_type() const { |
| 604 | return !fail() ? &__cxx03_bool::__true_value : nullptr; |
| 605 | } |
| 606 | #else |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 607 | _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | bc06f26 | 2016-12-30 14:05:52 +0000 | [diff] [blame] | 608 | _LIBCPP_EXPLICIT operator bool() const {return !fail();} |
Eric Fiselier | 1a147b7 | 2017-01-13 18:03:46 +0000 | [diff] [blame] | 609 | #endif |
Eric Fiselier | bc06f26 | 2016-12-30 14:05:52 +0000 | [diff] [blame] | 610 | |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 611 | _LIBCPP_INLINE_VISIBILITY bool operator!() const {return fail();} |
| 612 | _LIBCPP_INLINE_VISIBILITY iostate rdstate() const {return ios_base::rdstate();} |
| 613 | _LIBCPP_INLINE_VISIBILITY void clear(iostate __state = goodbit) {ios_base::clear(__state);} |
| 614 | _LIBCPP_INLINE_VISIBILITY void setstate(iostate __state) {ios_base::setstate(__state);} |
| 615 | _LIBCPP_INLINE_VISIBILITY bool good() const {return ios_base::good();} |
| 616 | _LIBCPP_INLINE_VISIBILITY bool eof() const {return ios_base::eof();} |
| 617 | _LIBCPP_INLINE_VISIBILITY bool fail() const {return ios_base::fail();} |
| 618 | _LIBCPP_INLINE_VISIBILITY bool bad() const {return ios_base::bad();} |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 619 | |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 620 | _LIBCPP_INLINE_VISIBILITY iostate exceptions() const {return ios_base::exceptions();} |
| 621 | _LIBCPP_INLINE_VISIBILITY void exceptions(iostate __iostate) {ios_base::exceptions(__iostate);} |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 622 | |
| 623 | // 27.5.4.1 Constructor/destructor: |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 624 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 625 | explicit basic_ios(basic_streambuf<char_type,traits_type>* __sb); |
| 626 | virtual ~basic_ios(); |
| 627 | |
| 628 | // 27.5.4.2 Members: |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 629 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 630 | basic_ostream<char_type, traits_type>* tie() const; |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 631 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 632 | basic_ostream<char_type, traits_type>* tie(basic_ostream<char_type, traits_type>* __tiestr); |
| 633 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 634 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 635 | basic_streambuf<char_type, traits_type>* rdbuf() const; |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 636 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 637 | basic_streambuf<char_type, traits_type>* rdbuf(basic_streambuf<char_type, traits_type>* __sb); |
| 638 | |
| 639 | basic_ios& copyfmt(const basic_ios& __rhs); |
| 640 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 641 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 642 | char_type fill() const; |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 643 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 644 | char_type fill(char_type __ch); |
| 645 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 646 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 647 | locale imbue(const locale& __loc); |
| 648 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 649 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 650 | char narrow(char_type __c, char __dfault) const; |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 651 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 652 | char_type widen(char __c) const; |
| 653 | |
| 654 | protected: |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 655 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 656 | basic_ios() {// purposefully does no initialization |
| 657 | } |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 658 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 659 | void init(basic_streambuf<char_type, traits_type>* __sb); |
| 660 | |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 661 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 662 | void move(basic_ios& __rhs); |
Eric Fiselier | aa55cef | 2017-04-19 01:34:08 +0000 | [diff] [blame] | 663 | #ifndef _LIBCPP_CXX03_LANG |
Louis Dionne | 5423805 | 2018-07-11 23:14:33 +0000 | [diff] [blame] | 664 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 665 | void move(basic_ios&& __rhs) {move(__rhs);} |
| 666 | #endif |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 667 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 668 | void swap(basic_ios& __rhs) _NOEXCEPT; |
Howard Hinnant | 2d72b1e | 2010-12-17 14:46:43 +0000 | [diff] [blame] | 669 | _LIBCPP_INLINE_VISIBILITY |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 670 | void set_rdbuf(basic_streambuf<char_type, traits_type>* __sb); |
| 671 | private: |
| 672 | basic_ostream<char_type, traits_type>* __tie_; |
Bruce Mitchener | 26a0274 | 2018-02-14 00:29:38 +0000 | [diff] [blame] | 673 | mutable int_type __fill_; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 674 | }; |
| 675 | |
| 676 | template <class _CharT, class _Traits> |
| 677 | inline _LIBCPP_INLINE_VISIBILITY |
| 678 | basic_ios<_CharT, _Traits>::basic_ios(basic_streambuf<char_type,traits_type>* __sb) |
| 679 | { |
| 680 | init(__sb); |
| 681 | } |
| 682 | |
| 683 | template <class _CharT, class _Traits> |
| 684 | basic_ios<_CharT, _Traits>::~basic_ios() |
| 685 | { |
| 686 | } |
| 687 | |
| 688 | template <class _CharT, class _Traits> |
| 689 | inline _LIBCPP_INLINE_VISIBILITY |
| 690 | void |
| 691 | basic_ios<_CharT, _Traits>::init(basic_streambuf<char_type, traits_type>* __sb) |
| 692 | { |
| 693 | ios_base::init(__sb); |
| 694 | __tie_ = 0; |
Howard Hinnant | c417a80 | 2012-08-26 18:05:35 +0000 | [diff] [blame] | 695 | __fill_ = traits_type::eof(); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 696 | } |
| 697 | |
| 698 | template <class _CharT, class _Traits> |
| 699 | inline _LIBCPP_INLINE_VISIBILITY |
| 700 | basic_ostream<_CharT, _Traits>* |
| 701 | basic_ios<_CharT, _Traits>::tie() const |
| 702 | { |
| 703 | return __tie_; |
| 704 | } |
| 705 | |
| 706 | template <class _CharT, class _Traits> |
| 707 | inline _LIBCPP_INLINE_VISIBILITY |
| 708 | basic_ostream<_CharT, _Traits>* |
| 709 | basic_ios<_CharT, _Traits>::tie(basic_ostream<char_type, traits_type>* __tiestr) |
| 710 | { |
| 711 | basic_ostream<char_type, traits_type>* __r = __tie_; |
| 712 | __tie_ = __tiestr; |
| 713 | return __r; |
| 714 | } |
| 715 | |
| 716 | template <class _CharT, class _Traits> |
| 717 | inline _LIBCPP_INLINE_VISIBILITY |
| 718 | basic_streambuf<_CharT, _Traits>* |
| 719 | basic_ios<_CharT, _Traits>::rdbuf() const |
| 720 | { |
| 721 | return static_cast<basic_streambuf<char_type, traits_type>*>(ios_base::rdbuf()); |
| 722 | } |
| 723 | |
| 724 | template <class _CharT, class _Traits> |
| 725 | inline _LIBCPP_INLINE_VISIBILITY |
| 726 | basic_streambuf<_CharT, _Traits>* |
| 727 | basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<char_type, traits_type>* __sb) |
| 728 | { |
| 729 | basic_streambuf<char_type, traits_type>* __r = rdbuf(); |
| 730 | ios_base::rdbuf(__sb); |
| 731 | return __r; |
| 732 | } |
| 733 | |
| 734 | template <class _CharT, class _Traits> |
| 735 | inline _LIBCPP_INLINE_VISIBILITY |
| 736 | locale |
| 737 | basic_ios<_CharT, _Traits>::imbue(const locale& __loc) |
| 738 | { |
| 739 | locale __r = getloc(); |
| 740 | ios_base::imbue(__loc); |
| 741 | if (rdbuf()) |
| 742 | rdbuf()->pubimbue(__loc); |
| 743 | return __r; |
| 744 | } |
| 745 | |
| 746 | template <class _CharT, class _Traits> |
| 747 | inline _LIBCPP_INLINE_VISIBILITY |
| 748 | char |
| 749 | basic_ios<_CharT, _Traits>::narrow(char_type __c, char __dfault) const |
| 750 | { |
| 751 | return use_facet<ctype<char_type> >(getloc()).narrow(__c, __dfault); |
| 752 | } |
| 753 | |
| 754 | template <class _CharT, class _Traits> |
| 755 | inline _LIBCPP_INLINE_VISIBILITY |
| 756 | _CharT |
| 757 | basic_ios<_CharT, _Traits>::widen(char __c) const |
| 758 | { |
| 759 | return use_facet<ctype<char_type> >(getloc()).widen(__c); |
| 760 | } |
| 761 | |
| 762 | template <class _CharT, class _Traits> |
| 763 | inline _LIBCPP_INLINE_VISIBILITY |
| 764 | _CharT |
| 765 | basic_ios<_CharT, _Traits>::fill() const |
| 766 | { |
Howard Hinnant | c417a80 | 2012-08-26 18:05:35 +0000 | [diff] [blame] | 767 | if (traits_type::eq_int_type(traits_type::eof(), __fill_)) |
| 768 | __fill_ = widen(' '); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 769 | return __fill_; |
| 770 | } |
| 771 | |
| 772 | template <class _CharT, class _Traits> |
| 773 | inline _LIBCPP_INLINE_VISIBILITY |
| 774 | _CharT |
| 775 | basic_ios<_CharT, _Traits>::fill(char_type __ch) |
| 776 | { |
| 777 | char_type __r = __fill_; |
| 778 | __fill_ = __ch; |
| 779 | return __r; |
| 780 | } |
| 781 | |
| 782 | template <class _CharT, class _Traits> |
| 783 | basic_ios<_CharT, _Traits>& |
| 784 | basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs) |
| 785 | { |
| 786 | if (this != &__rhs) |
| 787 | { |
| 788 | __call_callbacks(erase_event); |
| 789 | ios_base::copyfmt(__rhs); |
| 790 | __tie_ = __rhs.__tie_; |
| 791 | __fill_ = __rhs.__fill_; |
| 792 | __call_callbacks(copyfmt_event); |
| 793 | exceptions(__rhs.exceptions()); |
| 794 | } |
| 795 | return *this; |
| 796 | } |
| 797 | |
| 798 | template <class _CharT, class _Traits> |
| 799 | inline _LIBCPP_INLINE_VISIBILITY |
| 800 | void |
| 801 | basic_ios<_CharT, _Traits>::move(basic_ios& __rhs) |
| 802 | { |
| 803 | ios_base::move(__rhs); |
| 804 | __tie_ = __rhs.__tie_; |
| 805 | __rhs.__tie_ = 0; |
| 806 | __fill_ = __rhs.__fill_; |
| 807 | } |
| 808 | |
| 809 | template <class _CharT, class _Traits> |
| 810 | inline _LIBCPP_INLINE_VISIBILITY |
| 811 | void |
Howard Hinnant | f57bd56 | 2012-07-21 01:03:40 +0000 | [diff] [blame] | 812 | basic_ios<_CharT, _Traits>::swap(basic_ios& __rhs) _NOEXCEPT |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 813 | { |
| 814 | ios_base::swap(__rhs); |
Howard Hinnant | 0949eed | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 815 | _VSTD::swap(__tie_, __rhs.__tie_); |
| 816 | _VSTD::swap(__fill_, __rhs.__fill_); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 817 | } |
| 818 | |
| 819 | template <class _CharT, class _Traits> |
| 820 | inline _LIBCPP_INLINE_VISIBILITY |
| 821 | void |
| 822 | basic_ios<_CharT, _Traits>::set_rdbuf(basic_streambuf<char_type, traits_type>* __sb) |
| 823 | { |
| 824 | ios_base::set_rdbuf(__sb); |
| 825 | } |
| 826 | |
| 827 | inline _LIBCPP_INLINE_VISIBILITY |
| 828 | ios_base& |
| 829 | boolalpha(ios_base& __str) |
| 830 | { |
| 831 | __str.setf(ios_base::boolalpha); |
| 832 | return __str; |
| 833 | } |
| 834 | |
| 835 | inline _LIBCPP_INLINE_VISIBILITY |
| 836 | ios_base& |
| 837 | noboolalpha(ios_base& __str) |
| 838 | { |
| 839 | __str.unsetf(ios_base::boolalpha); |
| 840 | return __str; |
| 841 | } |
| 842 | |
| 843 | inline _LIBCPP_INLINE_VISIBILITY |
| 844 | ios_base& |
| 845 | showbase(ios_base& __str) |
| 846 | { |
| 847 | __str.setf(ios_base::showbase); |
| 848 | return __str; |
| 849 | } |
| 850 | |
| 851 | inline _LIBCPP_INLINE_VISIBILITY |
| 852 | ios_base& |
| 853 | noshowbase(ios_base& __str) |
| 854 | { |
| 855 | __str.unsetf(ios_base::showbase); |
| 856 | return __str; |
| 857 | } |
| 858 | |
| 859 | inline _LIBCPP_INLINE_VISIBILITY |
| 860 | ios_base& |
| 861 | showpoint(ios_base& __str) |
| 862 | { |
| 863 | __str.setf(ios_base::showpoint); |
| 864 | return __str; |
| 865 | } |
| 866 | |
| 867 | inline _LIBCPP_INLINE_VISIBILITY |
| 868 | ios_base& |
| 869 | noshowpoint(ios_base& __str) |
| 870 | { |
| 871 | __str.unsetf(ios_base::showpoint); |
| 872 | return __str; |
| 873 | } |
| 874 | |
| 875 | inline _LIBCPP_INLINE_VISIBILITY |
| 876 | ios_base& |
| 877 | showpos(ios_base& __str) |
| 878 | { |
| 879 | __str.setf(ios_base::showpos); |
| 880 | return __str; |
| 881 | } |
| 882 | |
| 883 | inline _LIBCPP_INLINE_VISIBILITY |
| 884 | ios_base& |
| 885 | noshowpos(ios_base& __str) |
| 886 | { |
| 887 | __str.unsetf(ios_base::showpos); |
| 888 | return __str; |
| 889 | } |
| 890 | |
| 891 | inline _LIBCPP_INLINE_VISIBILITY |
| 892 | ios_base& |
| 893 | skipws(ios_base& __str) |
| 894 | { |
| 895 | __str.setf(ios_base::skipws); |
| 896 | return __str; |
| 897 | } |
| 898 | |
| 899 | inline _LIBCPP_INLINE_VISIBILITY |
| 900 | ios_base& |
| 901 | noskipws(ios_base& __str) |
| 902 | { |
| 903 | __str.unsetf(ios_base::skipws); |
| 904 | return __str; |
| 905 | } |
| 906 | |
| 907 | inline _LIBCPP_INLINE_VISIBILITY |
| 908 | ios_base& |
| 909 | uppercase(ios_base& __str) |
| 910 | { |
| 911 | __str.setf(ios_base::uppercase); |
| 912 | return __str; |
| 913 | } |
| 914 | |
| 915 | inline _LIBCPP_INLINE_VISIBILITY |
| 916 | ios_base& |
| 917 | nouppercase(ios_base& __str) |
| 918 | { |
| 919 | __str.unsetf(ios_base::uppercase); |
| 920 | return __str; |
| 921 | } |
| 922 | |
| 923 | inline _LIBCPP_INLINE_VISIBILITY |
| 924 | ios_base& |
| 925 | unitbuf(ios_base& __str) |
| 926 | { |
| 927 | __str.setf(ios_base::unitbuf); |
| 928 | return __str; |
| 929 | } |
| 930 | |
| 931 | inline _LIBCPP_INLINE_VISIBILITY |
| 932 | ios_base& |
| 933 | nounitbuf(ios_base& __str) |
| 934 | { |
| 935 | __str.unsetf(ios_base::unitbuf); |
| 936 | return __str; |
| 937 | } |
| 938 | |
| 939 | inline _LIBCPP_INLINE_VISIBILITY |
| 940 | ios_base& |
| 941 | internal(ios_base& __str) |
| 942 | { |
| 943 | __str.setf(ios_base::internal, ios_base::adjustfield); |
| 944 | return __str; |
| 945 | } |
| 946 | |
| 947 | inline _LIBCPP_INLINE_VISIBILITY |
| 948 | ios_base& |
| 949 | left(ios_base& __str) |
| 950 | { |
| 951 | __str.setf(ios_base::left, ios_base::adjustfield); |
| 952 | return __str; |
| 953 | } |
| 954 | |
| 955 | inline _LIBCPP_INLINE_VISIBILITY |
| 956 | ios_base& |
| 957 | right(ios_base& __str) |
| 958 | { |
| 959 | __str.setf(ios_base::right, ios_base::adjustfield); |
| 960 | return __str; |
| 961 | } |
| 962 | |
| 963 | inline _LIBCPP_INLINE_VISIBILITY |
| 964 | ios_base& |
| 965 | dec(ios_base& __str) |
| 966 | { |
| 967 | __str.setf(ios_base::dec, ios_base::basefield); |
| 968 | return __str; |
| 969 | } |
| 970 | |
| 971 | inline _LIBCPP_INLINE_VISIBILITY |
| 972 | ios_base& |
| 973 | hex(ios_base& __str) |
| 974 | { |
| 975 | __str.setf(ios_base::hex, ios_base::basefield); |
| 976 | return __str; |
| 977 | } |
| 978 | |
| 979 | inline _LIBCPP_INLINE_VISIBILITY |
| 980 | ios_base& |
| 981 | oct(ios_base& __str) |
| 982 | { |
| 983 | __str.setf(ios_base::oct, ios_base::basefield); |
| 984 | return __str; |
| 985 | } |
| 986 | |
| 987 | inline _LIBCPP_INLINE_VISIBILITY |
| 988 | ios_base& |
| 989 | fixed(ios_base& __str) |
| 990 | { |
| 991 | __str.setf(ios_base::fixed, ios_base::floatfield); |
| 992 | return __str; |
| 993 | } |
| 994 | |
| 995 | inline _LIBCPP_INLINE_VISIBILITY |
| 996 | ios_base& |
| 997 | scientific(ios_base& __str) |
| 998 | { |
| 999 | __str.setf(ios_base::scientific, ios_base::floatfield); |
| 1000 | return __str; |
| 1001 | } |
| 1002 | |
| 1003 | inline _LIBCPP_INLINE_VISIBILITY |
| 1004 | ios_base& |
| 1005 | hexfloat(ios_base& __str) |
| 1006 | { |
| 1007 | __str.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield); |
| 1008 | return __str; |
| 1009 | } |
| 1010 | |
| 1011 | inline _LIBCPP_INLINE_VISIBILITY |
| 1012 | ios_base& |
| 1013 | defaultfloat(ios_base& __str) |
| 1014 | { |
| 1015 | __str.unsetf(ios_base::floatfield); |
| 1016 | return __str; |
| 1017 | } |
| 1018 | |
Marshall Clow | 809e93f | 2013-07-09 20:34:14 +0000 | [diff] [blame] | 1019 | template <class _CharT, class _Traits> |
| 1020 | class __save_flags |
| 1021 | { |
| 1022 | typedef basic_ios<_CharT, _Traits> __stream_type; |
| 1023 | typedef typename __stream_type::fmtflags fmtflags; |
| 1024 | |
| 1025 | __stream_type& __stream_; |
| 1026 | fmtflags __fmtflags_; |
| 1027 | _CharT __fill_; |
| 1028 | |
| 1029 | __save_flags(const __save_flags&); |
| 1030 | __save_flags& operator=(const __save_flags&); |
| 1031 | public: |
| 1032 | _LIBCPP_INLINE_VISIBILITY |
| 1033 | explicit __save_flags(__stream_type& __stream) |
| 1034 | : __stream_(__stream), |
| 1035 | __fmtflags_(__stream.flags()), |
| 1036 | __fill_(__stream.fill()) |
| 1037 | {} |
| 1038 | _LIBCPP_INLINE_VISIBILITY |
| 1039 | ~__save_flags() |
| 1040 | { |
| 1041 | __stream_.flags(__fmtflags_); |
| 1042 | __stream_.fill(__fill_); |
| 1043 | } |
| 1044 | }; |
| 1045 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1046 | _LIBCPP_END_NAMESPACE_STD |
| 1047 | |
| 1048 | #endif // _LIBCPP_IOS |