+++ /dev/null
-/*
- * Copyright (c) 1999
- * Silicon Graphics Computer Systems, Inc.
- *
- * Copyright (c) 1999
- * Boris Fomitchev
- *
- * This material is provided "as is", with absolutely no warranty expressed
- * or implied. Any use is at your own risk.
- *
- * Permission to use or copy this software for any purpose is hereby granted
- * without fee, provided the above notices are retained on all copies.
- * Permission to modify the code and to distribute modified code is granted,
- * provided the above notices are retained, and a notice that the code was
- * modified is included with the above copyright notice.
- *
- */
-#ifndef _STLP_IOS_BASE_H
-#define _STLP_IOS_BASE_H
-
-#ifndef _STLP_INTERNAL_STDEXCEPT_BASE
-# include <stl/_stdexcept_base.h>
-#endif
-
-#ifndef _STLP_INTERNAL_PAIR_H
-# include <stl/_pair.h>
-#endif
-
-#ifndef _STLP_INTERNAL_LOCALE_H
-# include <stl/_locale.h>
-#endif
-
-#ifndef _STLP_INTERNAL_STRING_H
-# include <stl/_string.h>
-#endif
-
-_STLP_BEGIN_NAMESPACE
-
-// ----------------------------------------------------------------------
-
-// Class ios_base. This is the base class of the ios hierarchy, which
-// includes basic_istream and basic_ostream. Classes in the ios
-// hierarchy are actually quite simple: they are just glorified
-// wrapper classes. They delegate buffering and physical character
-// manipulation to the streambuf classes, and they delegate most
-// formatting tasks to a locale.
-
-class _STLP_CLASS_DECLSPEC ios_base {
-public:
-
- class _STLP_CLASS_DECLSPEC failure : public __Named_exception {
- public:
- explicit failure(const string&);
- virtual ~failure() _STLP_NOTHROW_INHERENTLY;
- };
-
- typedef int fmtflags;
- typedef int iostate;
- typedef int openmode;
- typedef int seekdir;
-
-# ifndef _STLP_NO_ANACHRONISMS
- typedef fmtflags fmt_flags;
-# endif
-
- // Formatting flags.
- _STLP_STATIC_CONSTANT(int, left = 0x0001);
- _STLP_STATIC_CONSTANT(int, right = 0x0002);
- _STLP_STATIC_CONSTANT(int, internal = 0x0004);
- _STLP_STATIC_CONSTANT(int, dec = 0x0008);
- _STLP_STATIC_CONSTANT(int, hex = 0x0010);
- _STLP_STATIC_CONSTANT(int, oct = 0x0020);
- _STLP_STATIC_CONSTANT(int, fixed = 0x0040);
- _STLP_STATIC_CONSTANT(int, scientific = 0x0080);
- _STLP_STATIC_CONSTANT(int, boolalpha = 0x0100);
- _STLP_STATIC_CONSTANT(int, showbase = 0x0200);
- _STLP_STATIC_CONSTANT(int, showpoint = 0x0400);
- _STLP_STATIC_CONSTANT(int, showpos = 0x0800);
- _STLP_STATIC_CONSTANT(int, skipws = 0x1000);
- _STLP_STATIC_CONSTANT(int, unitbuf = 0x2000);
- _STLP_STATIC_CONSTANT(int, uppercase = 0x4000);
- _STLP_STATIC_CONSTANT(int, adjustfield = left | right | internal);
- _STLP_STATIC_CONSTANT(int, basefield = dec | hex | oct);
- _STLP_STATIC_CONSTANT(int, floatfield = scientific | fixed);
-
- // State flags.
- _STLP_STATIC_CONSTANT(int, goodbit = 0x00);
- _STLP_STATIC_CONSTANT(int, badbit = 0x01);
- _STLP_STATIC_CONSTANT(int, eofbit = 0x02);
- _STLP_STATIC_CONSTANT(int, failbit = 0x04);
-
- // Openmode flags.
- _STLP_STATIC_CONSTANT(int, __default_mode = 0x0); /* implementation detail */
- _STLP_STATIC_CONSTANT(int, app = 0x01);
- _STLP_STATIC_CONSTANT(int, ate = 0x02);
- _STLP_STATIC_CONSTANT(int, binary = 0x04);
- _STLP_STATIC_CONSTANT(int, in = 0x08);
- _STLP_STATIC_CONSTANT(int, out = 0x10);
- _STLP_STATIC_CONSTANT(int, trunc = 0x20);
-
- // Seekdir flags
- _STLP_STATIC_CONSTANT(int, beg = 0x01);
- _STLP_STATIC_CONSTANT(int, cur = 0x02);
- _STLP_STATIC_CONSTANT(int, end = 0x04);
-
-public: // Flag-manipulation functions.
- fmtflags flags() const { return _M_fmtflags; }
- fmtflags flags(fmtflags __flags) {
- fmtflags __tmp = _M_fmtflags;
- _M_fmtflags = __flags;
- return __tmp;
- }
-
- fmtflags setf(fmtflags __flag) {
- fmtflags __tmp = _M_fmtflags;
- _M_fmtflags |= __flag;
- return __tmp;
- }
- fmtflags setf(fmtflags __flag, fmtflags __mask) {
- fmtflags __tmp = _M_fmtflags;
- _M_fmtflags &= ~__mask;
- _M_fmtflags |= __flag & __mask;
- return __tmp;
- }
- void unsetf(fmtflags __mask) { _M_fmtflags &= ~__mask; }
-
- streamsize precision() const { return _M_precision; }
- streamsize precision(streamsize __newprecision) {
- streamsize __tmp = _M_precision;
- _M_precision = __newprecision;
- return __tmp;
- }
-
- streamsize width() const { return _M_width; }
- streamsize width(streamsize __newwidth) {
- streamsize __tmp = _M_width;
- _M_width = __newwidth;
- return __tmp;
- }
-
-public: // Locales
- locale imbue(const locale&);
- locale getloc() const { return _M_locale; }
-
-public: // Auxiliary storage.
- static int _STLP_CALL xalloc();
- long& iword(int __index);
- void*& pword(int __index);
-
-public: // Destructor.
- virtual ~ios_base();
-
-public: // 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);
-
-public: // This member function affects only
- // the eight predefined ios objects:
- // cin, cout, etc.
- static bool _STLP_CALL sync_with_stdio(bool __sync = true);
-
-public: // The C++ standard requires only that these
- // member functions be defined in basic_ios.
- // We define them in the non-template
- // base class to avoid code duplication.
- operator void*() const { return !fail() ? (void*) __CONST_CAST(ios_base*,this) : (void*) 0; }
- bool operator!() const { return fail(); }
-
- iostate rdstate() const { return _M_iostate; }
-
- bool good() const { return _M_iostate == 0; }
- bool eof() const { return (_M_iostate & eofbit) != 0; }
- bool fail() const { return (_M_iostate & (failbit | badbit)) != 0; }
- bool bad() const { return (_M_iostate & badbit) != 0; }
-
-protected: // The functional protected interface.
-
- // Copies the state of __x to *this. This member function makes it
- // possible to implement basic_ios::copyfmt without having to expose
- // ios_base's private data members. Does not copy _M_exception_mask
- // or _M_iostate.
- void _M_copy_state(const ios_base& __x);
-
- void _M_setstate_nothrow(iostate __state) { _M_iostate |= __state; }
- void _M_clear_nothrow(iostate __state) { _M_iostate = __state; }
- iostate _M_get_exception_mask() const { return _M_exception_mask; }
- void _M_set_exception_mask(iostate __mask) { _M_exception_mask = __mask; }
- void _M_check_exception_mask() {
- if (_M_iostate & _M_exception_mask)
- _M_throw_failure();
- }
-
- void _M_invoke_callbacks(event);
- void _STLP_FUNCTION_THROWS _M_throw_failure();
-
- ios_base(); // Default constructor.
-
-protected: // Initialization of the I/O system
- static void _STLP_CALL _S_initialize();
- static void _STLP_CALL _S_uninitialize();
- static bool _S_is_synced;
-
-private: // Invalidate the copy constructor and
- // assignment operator.
- ios_base(const ios_base&);
- void operator=(const ios_base&);
-
-private: // Data members.
-
- fmtflags _M_fmtflags; // Flags
- iostate _M_iostate;
- openmode _M_openmode;
- seekdir _M_seekdir;
- iostate _M_exception_mask;
-
- streamsize _M_precision;
- streamsize _M_width;
-
- locale _M_locale;
-
- pair<event_callback, int>* _M_callbacks;
- size_t _M_num_callbacks; // Size of the callback array.
- size_t _M_callback_index; // Index of the next available callback;
- // initially zero.
-
- long* _M_iwords; // Auxiliary storage. The count is zero
- size_t _M_num_iwords; // if and only if the pointer is null.
-
- void** _M_pwords;
- size_t _M_num_pwords;
-
-public:
- // ----------------------------------------------------------------------
- // Nested initializer class. This is an implementation detail, but it's
- // prescribed by the standard. The static initializer object (on
- // implementations where such a thing is required) is declared in
- // <iostream>
- class _STLP_CLASS_DECLSPEC Init
- {
- public:
- Init();
- ~Init();
- private:
- static long _S_count;
- friend class ios_base;
- };
-
- friend class Init;
-
-public:
-# ifndef _STLP_NO_ANACHRONISMS
- // 31.6 Old iostreams members [depr.ios.members]
- typedef iostate io_state;
- typedef openmode open_mode;
- typedef seekdir seek_dir;
- typedef _STLP_STD::streamoff streamoff;
- typedef _STLP_STD::streampos streampos;
-# endif
-};
-
-// ----------------------------------------------------------------------
-// ios_base manipulator functions, from section 27.4.5 of the C++ standard.
-// All of them are trivial one-line wrapper functions.
-
-// fmtflag manipulators, section 27.4.5.1
-inline ios_base& _STLP_CALL boolalpha(ios_base& __s)
- { __s.setf(ios_base::boolalpha); return __s;}
-
-inline ios_base& _STLP_CALL noboolalpha(ios_base& __s)
- { __s.unsetf(ios_base::boolalpha); return __s;}
-
-inline ios_base& _STLP_CALL showbase(ios_base& __s)
- { __s.setf(ios_base::showbase); return __s;}
-
-inline ios_base& _STLP_CALL noshowbase(ios_base& __s)
- { __s.unsetf(ios_base::showbase); return __s;}
-
-inline ios_base& _STLP_CALL showpoint(ios_base& __s)
- { __s.setf(ios_base::showpoint); return __s;}
-
-inline ios_base& _STLP_CALL noshowpoint(ios_base& __s)
- { __s.unsetf(ios_base::showpoint); return __s;}
-
-inline ios_base& _STLP_CALL showpos(ios_base& __s)
- { __s.setf(ios_base::showpos); return __s;}
-
-inline ios_base& _STLP_CALL noshowpos(ios_base& __s)
- { __s.unsetf(ios_base::showpos); return __s;}
-
-inline ios_base& _STLP_CALL skipws(ios_base& __s)
- { __s.setf(ios_base::skipws); return __s;}
-
-inline ios_base& _STLP_CALL noskipws(ios_base& __s)
- { __s.unsetf(ios_base::skipws); return __s;}
-
-inline ios_base& _STLP_CALL uppercase(ios_base& __s)
- { __s.setf(ios_base::uppercase); return __s;}
-
-inline ios_base& _STLP_CALL nouppercase(ios_base& __s)
- { __s.unsetf(ios_base::uppercase); return __s;}
-
-inline ios_base& _STLP_CALL unitbuf(ios_base& __s)
- { __s.setf(ios_base::unitbuf); return __s;}
-
-inline ios_base& _STLP_CALL nounitbuf(ios_base& __s)
- { __s.unsetf(ios_base::unitbuf); return __s;}
-
-
-// adjustfield manipulators, section 27.4.5.2
-inline ios_base& _STLP_CALL internal(ios_base& __s)
- { __s.setf(ios_base::internal, ios_base::adjustfield); return __s; }
-
-inline ios_base& _STLP_CALL left(ios_base& __s)
- { __s.setf(ios_base::left, ios_base::adjustfield); return __s; }
-
-inline ios_base& _STLP_CALL right(ios_base& __s)
- { __s.setf(ios_base::right, ios_base::adjustfield); return __s; }
-
-// basefield manipulators, section 27.4.5.3
-inline ios_base& _STLP_CALL dec(ios_base& __s)
- { __s.setf(ios_base::dec, ios_base::basefield); return __s; }
-
-inline ios_base& _STLP_CALL hex(ios_base& __s)
- { __s.setf(ios_base::hex, ios_base::basefield); return __s; }
-
-inline ios_base& _STLP_CALL oct(ios_base& __s)
- { __s.setf(ios_base::oct, ios_base::basefield); return __s; }
-
-
-// floatfield manipulators, section 27.4.5.3
-inline ios_base& _STLP_CALL fixed(ios_base& __s)
- { __s.setf(ios_base::fixed, ios_base::floatfield); return __s; }
-
-inline ios_base& _STLP_CALL scientific(ios_base& __s)
- { __s.setf(ios_base::scientific, ios_base::floatfield); return __s; }
-
-_STLP_END_NAMESPACE
-
-#endif /* _STLP_IOS_BASE */
-
-// Local Variables:
-// mode:C++
-// End:
-
projects / reactos.git / blobdiff