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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from basic_streambuf. Definition at line 55 of file stdio_sync_filebuf.h. |
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Access to the get area. These functions are only available to other protected functions, including derived classes.
Definition at line 456 of file streambuf. Referenced by basic_filebuf::imbue(), basic_stringbuf::overflow(), basic_stringbuf::seekoff(), basic_filebuf::seekoff(), basic_stringbuf::seekpos(), basic_streambuf< char_type, traits_type >::sputbackc(), and basic_filebuf::underflow(). |
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Definition at line 83 of file stdio_sync_filebuf.h. |
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Moving the read position.
Definition at line 472 of file streambuf. Referenced by basic_stringbuf::pbackfail(), basic_filebuf::pbackfail(), basic_streambuf< char_type, traits_type >::sbumpc(), basic_stringbuf::seekoff(), basic_stringbuf::seekpos(), basic_streambuf< char_type, traits_type >::sputbackc(), basic_streambuf< char_type, traits_type >::stossc(), basic_streambuf< char_type, traits_type >::sungetc(), basic_streambuf< char_type, traits_type >::uflow(), and basic_streambuf::xsgetn(). |
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Locale access.
loc is returned. Otherwise the global locale in effect at the time of construction is returned.
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Changes translations.
Reimplemented in basic_filebuf, and basic_filebuf< char_type, traits_type >. Definition at line 550 of file streambuf. Referenced by basic_streambuf< char_type, traits_type >::pubimbue(). |
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Looking ahead into the stream.
showmanyc() .
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Consumes data from the buffer; writes to the controlled sequence.
eof() .For a formal definiton of this function, see a good text such as Langer & Kreft, or [27.5.2.4.5]/3-7. A functioning output streambuf can be created by overriding only this function (no buffer area will be used).
Reimplemented from basic_streambuf. Definition at line 136 of file stdio_sync_filebuf.h. |
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Tries to back up the input sequence.
Reimplemented from basic_streambuf. Definition at line 111 of file stdio_sync_filebuf.h. |
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Access to the put area. These functions are only available to other protected functions, including derived classes.
Definition at line 503 of file streambuf. Referenced by basic_stringbuf::overflow(), basic_filebuf::overflow(), basic_stringbuf::seekoff(), and basic_stringbuf::seekpos(). |
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Moving the write position.
Definition at line 519 of file streambuf. Referenced by basic_filebuf::overflow(), basic_stringbuf::seekoff(), basic_stringbuf::seekpos(), basic_streambuf< char_type, traits_type >::sputc(), and basic_streambuf::xsputn(). |
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Entry point for imbue().
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Entry points for derived buffer functions.
The public versions of |
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Getting the next character.
uflow() .
Definition at line 291 of file streambuf. Referenced by basic_istream::getline(), basic_istream::ignore(), istreambuf_iterator::operator++(), and std::operator>>(). |
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Alters the stream positions. Each derived class provides its own appropriate behavior.
Reimplemented in basic_filebuf, basic_stringbuf, and basic_filebuf< char_type, traits_type >. |
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Alters the stream positions. Each derived class provides its own appropriate behavior.
Reimplemented in basic_filebuf, basic_stringbuf, and basic_filebuf< char_type, traits_type >. |
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Maniuplates the buffer. Each derived class provides its own appropriate behavior. See the next-to-last paragraph of http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#2 for more on this function.
Reimplemented in basic_filebuf, basic_stringbuf, and basic_filebuf< char_type, traits_type >. Definition at line 565 of file streambuf. Referenced by basic_streambuf< char_type, traits_type >::pubsetbuf(). |
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Setting the three read area pointers.
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Setting the three write area pointers.
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Getting the next character.
underflow() . Does not move the read position after fetching the character.
Definition at line 313 of file streambuf. Referenced by basic_istream::get(), basic_istream::getline(), basic_istream::ignore(), and basic_streambuf< char_type, traits_type >::snextc(). |
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Entry point for xsgetn.
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Investigating the data available.
underflow() will not return traits::eof() until at least that number of characters have been supplied. If showmanyc() returns -1, then calls to underflow() or uflow() will fail." [27.5.2.4.3]/1
Reimplemented in basic_filebuf, and basic_filebuf< char_type, traits_type >. Definition at line 623 of file streambuf. Referenced by basic_streambuf< char_type, traits_type >::in_avail(). |
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Getting the next character.
sbumpc() , and if that function returns traits::eof() , so does this function. Otherwise, sgetc() .
Definition at line 273 of file streambuf. Referenced by basic_istream::get(), basic_istream::getline(), and basic_istream::ignore(). |
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Pushing characters back into the input stream.
Definition at line 346 of file streambuf. Referenced by std::operator>>(), and basic_istream::putback(). |
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Entry point for all single-character output functions.
If a write position is available for the output sequence (i.e., the buffer is not full), stores c in that position, increments the position, and returns Definition at line 398 of file streambuf. Referenced by basic_istream::get(), ostreambuf_iterator::operator=(), and basic_stringbuf::overflow(). |
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Entry point for all single-character output functions.
Returns xsputn(s,n). The effect is to write s[0] through s[n-1] to the output sequence, if possible. |
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Tosses a character. Advances the read pointer, ignoring the character that would have been read. See http://gcc.gnu.org/ml/libstdc++/2002-05/msg00168.html
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Moving backwards in the input stream.
Definition at line 371 of file streambuf. Referenced by basic_istream::unget(). |
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Synchronizes the buffer arrays with the controlled sequences.
Reimplemented from basic_streambuf. Definition at line 155 of file stdio_sync_filebuf.h. |
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Fetches more data from the controlled sequence.
underflow() , and in fact is required to call that function. It also returns the new character, like underflow() does. However, this function also moves the read position forward by one.
Reimplemented from basic_streambuf. Definition at line 103 of file stdio_sync_filebuf.h. |
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Fetches more data from the controlled sequence.
traits::eof() to indicate a null pending sequence.For a formal definiton of the pending sequence, see a good text such as Langer & Kreft, or [27.5.2.4.3]/7-14. A functioning input streambuf can be created by overriding only this function (no buffer area will be used). For an example, see http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#6
Reimplemented from basic_streambuf. Definition at line 96 of file stdio_sync_filebuf.h. |
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Multiple character extraction.
sbumpc() . Stops when either n characters have been copied, or when traits::eof() would be copied.It is expected that derived classes provide a more efficient implementation by overriding this definition. Reimplemented in basic_filebuf, and basic_filebuf< char_type, traits_type >. Definition at line 50 of file streambuf.tcc. References std::copy(), basic_streambuf::gbump(), std::min(), and basic_streambuf::uflow(). Referenced by basic_streambuf< char_type, traits_type >::sgetn(). |
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Multiple character insertion.
sputc() . Stops when either n characters have been copied, or when sputc() would return traits::eof() .It is expected that derived classes provide a more efficient implementation by overriding this definition. Reimplemented in basic_filebuf, and basic_filebuf< char_type, traits_type >. Definition at line 84 of file streambuf.tcc. References std::copy(), std::min(), basic_streambuf::overflow(), and basic_streambuf::pbump(). Referenced by basic_streambuf< char_type, traits_type >::sputn(). |