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| author | Steve Block <steveblock@google.com> | 2009-12-22 16:28:44 +0000 |
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| committer | Steve Block <steveblock@google.com> | 2009-12-22 21:27:00 +0000 |
| commit | 22234bcffc603f2c467c02028143ffcb4ffccc09 (patch) | |
| tree | 4889b07463a862041d2cf3d15924ffa244145710 /WebKit/android/stlport/stl/_streambuf.h | |
| parent | 3564cd0fbfa8c6c1de224aca4c7bd0dd92f5161d (diff) | |
| download | external_webkit-22234bcffc603f2c467c02028143ffcb4ffccc09.zip external_webkit-22234bcffc603f2c467c02028143ffcb4ffccc09.tar.gz external_webkit-22234bcffc603f2c467c02028143ffcb4ffccc09.tar.bz2 | |
Move STLPort to external/stlport.
Change-Id: I9cea43f9e1f98cefa654c5661dc7faa7f939068d
Diffstat (limited to 'WebKit/android/stlport/stl/_streambuf.h')
| -rw-r--r-- | WebKit/android/stlport/stl/_streambuf.h | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/WebKit/android/stlport/stl/_streambuf.h b/WebKit/android/stlport/stl/_streambuf.h deleted file mode 100644 index d6df0a7..0000000 --- a/WebKit/android/stlport/stl/_streambuf.h +++ /dev/null @@ -1,301 +0,0 @@ -/* - * 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_INTERNAL_STREAMBUF -#define _STLP_INTERNAL_STREAMBUF - -#ifndef _STLP_IOS_BASE_H -# include <stl/_ios_base.h> // Needed for ios_base bitfield members. -#endif // <ios_base> includes <iosfwd>. - -_STLP_BEGIN_NAMESPACE - -//---------------------------------------------------------------------- -// Class basic_streambuf<>, the base class of the streambuf hierarchy. - -// A basic_streambuf<> manages an input (get) area and an output (put) -// area. Each is described by three pointers: a beginning, an end, and a -// current position. basic_streambuf<> contains some very simple member -// functions that manipulate those six pointers, but almost all of the real -// functionality gets delegated to protected virtual member functions. -// All of the public member functions are inline, and most of the protected -// member functions are virtual. - -// Although basic_streambuf<> is not abstract, it is useful only as a base -// class. Its virtual member functions have default definitions such that -// reading from a basic_streambuf<> will always yield EOF, and writing to a -// basic_streambuf<> will always fail. - -// The second template parameter, _Traits, defaults to char_traits<_CharT>. -// The default is declared in header <iosfwd>, and it isn't declared here -// because C++ language rules do not allow it to be declared twice. - -template <class _CharT, class _Traits> -class basic_streambuf { - friend class basic_istream<_CharT, _Traits>; - friend class basic_ostream<_CharT, _Traits>; - -public: // Typedefs. - typedef _CharT char_type; - typedef typename _Traits::int_type int_type; - typedef typename _Traits::pos_type pos_type; - typedef typename _Traits::off_type off_type; - typedef _Traits traits_type; - -private: // Data members. - - char_type* _M_gbegin; // Beginning of get area - char_type* _M_gnext; // Current position within the get area - char_type* _M_gend; // End of get area - - char_type* _M_pbegin; // Beginning of put area - char_type* _M_pnext; // Current position within the put area - char_type* _M_pend; // End of put area - - locale _M_locale; // The streambuf's locale object - -//public: // Extension: locking, for thread safety. -// _STLP_mutex _M_lock; - -public: // Destructor. - virtual ~basic_streambuf(); - -protected: // The default constructor. - basic_streambuf() -#if defined (_STLP_MSVC) && (_STLP_MSVC < 1300) && defined (_STLP_USE_STATIC_LIB) - //We make it inline to avoid unresolved symbol. - : _M_gbegin(0), _M_gnext(0), _M_gend(0), - _M_pbegin(0), _M_pnext(0), _M_pend(0), - _M_locale() - {} -#else - ; -#endif - -protected: // Protected interface to the get area. - char_type* eback() const { return _M_gbegin; } // Beginning - char_type* gptr() const { return _M_gnext; } // Current position - char_type* egptr() const { return _M_gend; } // End - - void gbump(int __n) { _M_gnext += __n; } - void setg(char_type* __gbegin, char_type* __gnext, char_type* __gend) { - _M_gbegin = __gbegin; - _M_gnext = __gnext; - _M_gend = __gend; - } - -public: - // An alternate public interface to the above functions - // which allows us to avoid using templated friends which - // are not supported on some compilers. - char_type* _M_eback() const { return eback(); } - char_type* _M_gptr() const { return gptr(); } - char_type* _M_egptr() const { return egptr(); } - void _M_gbump(int __n) { gbump(__n); } - void _M_setg(char_type* __gbegin, char_type* __gnext, char_type* __gend) - { this->setg(__gbegin, __gnext, __gend); } - -protected: // Protected interface to the put area - - char_type* pbase() const { return _M_pbegin; } // Beginning - char_type* pptr() const { return _M_pnext; } // Current position - char_type* epptr() const { return _M_pend; } // End - - void pbump(int __n) { _M_pnext += __n; } - void setp(char_type* __pbegin, char_type* __pend) { - _M_pbegin = __pbegin; - _M_pnext = __pbegin; - _M_pend = __pend; - } - -protected: // Virtual buffer management functions. - - virtual basic_streambuf<_CharT, _Traits>* setbuf(char_type*, streamsize); - - // Alters the stream position, using an integer offset. In this - // class seekoff does nothing; subclasses are expected to override it. - virtual pos_type seekoff(off_type, ios_base::seekdir, - ios_base::openmode = ios_base::in | ios_base::out); - - // Alters the stream position, using a previously obtained streampos. In - // this class seekpos does nothing; subclasses are expected to override it. - virtual pos_type - seekpos(pos_type, ios_base::openmode = ios_base::in | ios_base::out); - - // Synchronizes (i.e. flushes) the buffer. All subclasses are expected to - // override this virtual member function. - virtual int sync(); - - -public: // Buffer management. - basic_streambuf<_CharT, _Traits>* pubsetbuf(char_type* __s, streamsize __n) - { return this->setbuf(__s, __n); } - - pos_type pubseekoff(off_type __offset, ios_base::seekdir __way, - ios_base::openmode __mod = ios_base::in | ios_base::out) - { return this->seekoff(__offset, __way, __mod); } - - pos_type pubseekpos(pos_type __sp, - ios_base::openmode __mod = ios_base::in | ios_base::out) - { return this->seekpos(__sp, __mod); } - - int pubsync() { return this->sync(); } - -protected: // Virtual get area functions, as defined in - // 17.5.2.4.3 and 17.5.2.4.4 of the standard. - // Returns a lower bound on the number of characters that we can read, - // with underflow, before reaching end of file. (-1 is a special value: - // it means that underflow will fail.) Most subclasses should probably - // override this virtual member function. - virtual streamsize showmanyc(); - - // Reads up to __n characters. Return value is the number of - // characters read. - virtual streamsize xsgetn(char_type* __s, streamsize __n); - - // Called when there is no read position, i.e. when gptr() is null - // or when gptr() >= egptr(). Subclasses are expected to override - // this virtual member function. - virtual int_type underflow(); - - // Similar to underflow(), but used for unbuffered input. Most - // subclasses should probably override this virtual member function. - virtual int_type uflow(); - - // Called when there is no putback position, i.e. when gptr() is null - // or when gptr() == eback(). All subclasses are expected to override - // this virtual member function. - virtual int_type pbackfail(int_type = traits_type::eof()); - -protected: // Virtual put area functions, as defined in - // 27.5.2.4.5 of the standard. - - // Writes up to __n characters. Return value is the number of characters - // written. - virtual streamsize xsputn(const char_type* __s, streamsize __n); - - // Extension: writes up to __n copies of __c. Return value is the number - // of characters written. - virtual streamsize _M_xsputnc(char_type __c, streamsize __n); - - // Called when there is no write position. All subclasses are expected to - // override this virtual member function. - virtual int_type overflow(int_type = traits_type::eof()); - -public: // Public members for writing characters. - // Write a single character. - int_type sputc(char_type __c) { - return ((_M_pnext < _M_pend) ? _Traits::to_int_type(*_M_pnext++ = __c) - : this->overflow(_Traits::to_int_type(__c))); - } - - // Write __n characters. - streamsize sputn(const char_type* __s, streamsize __n) - { return this->xsputn(__s, __n); } - - // Extension: write __n copies of __c. - streamsize _M_sputnc(char_type __c, streamsize __n) - { return this->_M_xsputnc(__c, __n); } - -private: // Helper functions. - int_type _M_snextc_aux(); - -public: // Public members for reading characters. - streamsize in_avail() { - return (_M_gnext < _M_gend) ? (_M_gend - _M_gnext) : this->showmanyc(); - } - - // Advance to the next character and return it. - int_type snextc() { - return ( _M_gend - _M_gnext > 1 ? - _Traits::to_int_type(*++_M_gnext) : - this->_M_snextc_aux()); - } - - // Return the current character and advance to the next. - int_type sbumpc() { - return _M_gnext < _M_gend ? _Traits::to_int_type(*_M_gnext++) - : this->uflow(); - } - - // Return the current character without advancing to the next. - int_type sgetc() { - return _M_gnext < _M_gend ? _Traits::to_int_type(*_M_gnext) - : this->underflow(); - } - - streamsize sgetn(char_type* __s, streamsize __n) - { return this->xsgetn(__s, __n); } - - int_type sputbackc(char_type __c) { - return ((_M_gbegin < _M_gnext) && _Traits::eq(__c, *(_M_gnext - 1))) - ? _Traits::to_int_type(*--_M_gnext) - : this->pbackfail(_Traits::to_int_type(__c)); - } - - int_type sungetc() { - return (_M_gbegin < _M_gnext) - ? _Traits::to_int_type(*--_M_gnext) - : this->pbackfail(); - } - -protected: // Virtual locale functions. - - // This is a hook, called by pubimbue() just before pubimbue() - // sets the streambuf's locale to __loc. Note that imbue should - // not (and cannot, since it has no access to streambuf's private - // members) set the streambuf's locale itself. - virtual void imbue(const locale&); - -public: // Locale-related functions. - locale pubimbue(const locale&); - locale getloc() const { return _M_locale; } - -#if !defined (_STLP_NO_ANACHRONISMS) - void stossc() { this->sbumpc(); } -#endif -#if defined (__MVS__) || defined (__OS400__) -private: // Data members. - - char_type* _M_gbegin; // Beginning of get area - char_type* _M_gnext; // Current position within the get area - char_type* _M_gend; // End of get area - - char_type* _M_pbegin; // Beginning of put area - char_type* _M_pnext; // Current position within the put area - char_type* _M_pend; // End of put area -#endif -}; - -#if defined (_STLP_USE_TEMPLATE_EXPORT) -_STLP_EXPORT_TEMPLATE_CLASS basic_streambuf<char, char_traits<char> >; -# if !defined (_STLP_NO_WCHAR_T) -_STLP_EXPORT_TEMPLATE_CLASS basic_streambuf<wchar_t, char_traits<wchar_t> >; -# endif // _STLP_NO_WCHAR_T -#endif // _STLP_USE_TEMPLATE_EXPORT - -_STLP_END_NAMESPACE - -#if defined (_STLP_EXPOSE_STREAM_IMPLEMENTATION) && !defined (_STLP_LINK_TIME_INSTANTIATION) -# include <stl/_streambuf.c> -#endif - -#endif - -// Local Variables: -// mode:C++ -// End: |
