FM / 4.4.4

/usr/include/c++/4.4.4/

/usr/include/c++/4.4.4

Name	Size	Mode	Actions
backward/	-	0755	rm
bits/	-	0755	rm
debug/	-	0755	rm
ext/	-	0755	rm
parallel/	-	0755	rm
tr1/	-	0755	rm
tr1_impl/	-	0755	rm
x86_64-redhat-linux/	-	0755	rm
algorithm	2528	0644	edit dl rm
array	1861	0644	edit dl rm
bitset	38246	0644	edit dl rm
c++0x_warning.h	1441	0644	edit dl rm
cassert	1691	0644	edit dl rm
ccomplex	1425	0644	edit dl rm
cctype	2862	0644	edit dl rm
cerrno	1813	0644	edit dl rm
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cfloat	2046	0644	edit dl rm
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ciso646	1513	0644	edit dl rm
climits	1956	0644	edit dl rm
clocale	1996	0644	edit dl rm
cmath	15560	0644	edit dl rm
complex	42262	0644	edit dl rm
complex.h	1374	0644	edit dl rm
condition_variable	6208	0644	edit dl rm
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cstdarg	1935	0644	edit dl rm
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Edit: /usr/include/c++/4.4.4/sstream (18876B)

// String based streams -*- C++ -*-

// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
// 2006, 2008, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file sstream
 *  This is a Standard C++ Library header.
 */

//
// ISO C++ 14882: 27.7  String-based streams
//

#ifndef _GLIBCXX_SSTREAM
#define _GLIBCXX_SSTREAM 1

#pragma GCC system_header

#include <istream>
#include <ostream>

_GLIBCXX_BEGIN_NAMESPACE(std)

// [27.7.1] template class basic_stringbuf
  /**
   *  @brief  The actual work of input and output (for std::string).
   *  @ingroup io
   *
   *  This class associates either or both of its input and output sequences
   *  with a sequence of characters, which can be initialized from, or made
   *  available as, a @c std::basic_string.  (Paraphrased from [27.7.1]/1.)
   *
   *  For this class, open modes (of type @c ios_base::openmode) have
   *  @c in set if the input sequence can be read, and @c out set if the
   *  output sequence can be written.
  */
  template<typename _CharT, typename _Traits, typename _Alloc>
    class basic_stringbuf : public basic_streambuf<_CharT, _Traits>
    {
    public:
      // Types:
      typedef _CharT 					char_type;
      typedef _Traits 					traits_type;
      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 251. basic_stringbuf missing allocator_type
      typedef _Alloc				       	allocator_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;

typedef basic_streambuf<char_type, traits_type>  	__streambuf_type;
      typedef basic_string<char_type, _Traits, _Alloc> 	__string_type;
      typedef typename __string_type::size_type		__size_type;

protected:
      /// Place to stash in || out || in | out settings for current stringbuf.
      ios_base::openmode 	_M_mode;

// Data Members:
      __string_type 		_M_string;

public:
      // Constructors:
      /**
       *  @brief  Starts with an empty string buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  The default constructor initializes the parent class using its
       *  own default ctor.
      */
      explicit
      basic_stringbuf(ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __streambuf_type(), _M_mode(__mode), _M_string()
      { }

/**
       *  @brief  Starts with an existing string buffer.
       *  @param  str  A string to copy as a starting buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  This constructor initializes the parent class using its
       *  own default ctor.
      */
      explicit
      basic_stringbuf(const __string_type& __str,
		      ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __streambuf_type(), _M_mode(), _M_string(__str.data(), __str.size())
      { _M_stringbuf_init(__mode); }

// Get and set:
      /**
       *  @brief  Copying out the string buffer.
       *  @return  A copy of one of the underlying sequences.
       *
       *  "If the buffer is only created in input mode, the underlying
       *  character sequence is equal to the input sequence; otherwise, it
       *  is equal to the output sequence." [27.7.1.2]/1
      */
      __string_type
      str() const
      {
	__string_type __ret;
	if (this->pptr())
	  {
	    // The current egptr() may not be the actual string end.
	    if (this->pptr() > this->egptr())
	      __ret = __string_type(this->pbase(), this->pptr());
	    else
 	      __ret = __string_type(this->pbase(), this->egptr());
	  }
	else
	  __ret = _M_string;
	return __ret;
      }

/**
       *  @brief  Setting a new buffer.
       *  @param  s  The string to use as a new sequence.
       *
       *  Deallocates any previous stored sequence, then copies @a s to
       *  use as a new one.
      */
      void
      str(const __string_type& __s)
      {
	// Cannot use _M_string = __s, since v3 strings are COW.
	_M_string.assign(__s.data(), __s.size());
	_M_stringbuf_init(_M_mode);
      }

protected:
      // Common initialization code goes here.
      void
      _M_stringbuf_init(ios_base::openmode __mode)
      {
	_M_mode = __mode;
	__size_type __len = 0;
	if (_M_mode & (ios_base::ate | ios_base::app))
	  __len = _M_string.size();
	_M_sync(const_cast<char_type*>(_M_string.data()), 0, __len);
      }

virtual streamsize
      showmanyc()
      { 
	streamsize __ret = -1;
	if (_M_mode & ios_base::in)
	  {
	    _M_update_egptr();
	    __ret = this->egptr() - this->gptr();
	  }
	return __ret;
      }

virtual int_type
      underflow();

virtual int_type
      pbackfail(int_type __c = traits_type::eof());

virtual int_type
      overflow(int_type __c = traits_type::eof());

/**
       *  @brief  Manipulates the buffer.
       *  @param  s  Pointer to a buffer area.
       *  @param  n  Size of @a s.
       *  @return  @c this
       *
       *  If no buffer has already been created, and both @a s and @a n are
       *  non-zero, then @c s is used as a buffer; see
       *  http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt11ch25s02.html
       *  for more.
      */
      virtual __streambuf_type*
      setbuf(char_type* __s, streamsize __n)
      {
	if (__s && __n >= 0)
	  {
	    // This is implementation-defined behavior, and assumes
	    // that an external char_type array of length __n exists
	    // and has been pre-allocated. If this is not the case,
	    // things will quickly blow up.
	    
	    // Step 1: Destroy the current internal array.
	    _M_string.clear();
	    
	    // Step 2: Use the external array.
	    _M_sync(__s, __n, 0);
	  }
	return this;
      }

virtual pos_type
      seekoff(off_type __off, ios_base::seekdir __way,
	      ios_base::openmode __mode = ios_base::in | ios_base::out);

virtual pos_type
      seekpos(pos_type __sp,
	      ios_base::openmode __mode = ios_base::in | ios_base::out);

// Internal function for correctly updating the internal buffer
      // for a particular _M_string, due to initialization or re-sizing
      // of an existing _M_string.
      void
      _M_sync(char_type* __base, __size_type __i, __size_type __o);

// Internal function for correctly updating egptr() to the actual
      // string end.
      void
      _M_update_egptr()
      {
	const bool __testin = _M_mode & ios_base::in;
	if (this->pptr() && this->pptr() > this->egptr())
	  {
	    if (__testin)
	      this->setg(this->eback(), this->gptr(), this->pptr());
	    else
	      this->setg(this->pptr(), this->pptr(), this->pptr());
	  }
      }
    };

// [27.7.2] Template class basic_istringstream
  /**
   *  @brief  Controlling input for std::string.
   *  @ingroup io
   *
   *  This class supports reading from objects of type std::basic_string,
   *  using the inherited functions from std::basic_istream.  To control
   *  the associated sequence, an instance of std::basic_stringbuf is used,
   *  which this page refers to as @c sb.
  */
  template<typename _CharT, typename _Traits, typename _Alloc>
    class basic_istringstream : public basic_istream<_CharT, _Traits>
    {
    public:
      // Types:
      typedef _CharT 					char_type;
      typedef _Traits 					traits_type;
      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 251. basic_stringbuf missing allocator_type
      typedef _Alloc				       	allocator_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;

// Non-standard types:
      typedef basic_string<_CharT, _Traits, _Alloc> 	__string_type;
      typedef basic_stringbuf<_CharT, _Traits, _Alloc> 	__stringbuf_type;
      typedef basic_istream<char_type, traits_type>	__istream_type;

private:
      __stringbuf_type	_M_stringbuf;

public:
      // Constructors:
      /**
       *  @brief  Default constructor starts with an empty string buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  @c ios_base::in is automatically included in @a mode.
       *
       *  Initializes @c sb using @c mode|in, and passes @c &sb to the base
       *  class initializer.  Does not allocate any buffer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_istringstream(ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_stringbuf(__mode | ios_base::in)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  Starts with an existing string buffer.
       *  @param  str  A string to copy as a starting buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  @c ios_base::in is automatically included in @a mode.
       *
       *  Initializes @c sb using @a str and @c mode|in, and passes @c &sb
       *  to the base class initializer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_istringstream(const __string_type& __str,
			  ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_stringbuf(__str, __mode | ios_base::in)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  The destructor does nothing.
       *
       *  The buffer is deallocated by the stringbuf object, not the
       *  formatting stream.
      */
      ~basic_istringstream()
      { }

// Members:
      /**
       *  @brief  Accessing the underlying buffer.
       *  @return  The current basic_stringbuf buffer.
       *
       *  This hides both signatures of std::basic_ios::rdbuf().
      */
      __stringbuf_type*
      rdbuf() const
      { return const_cast<__stringbuf_type*>(&_M_stringbuf); }

/**
       *  @brief  Copying out the string buffer.
       *  @return  @c rdbuf()->str()
      */
      __string_type
      str() const
      { return _M_stringbuf.str(); }

/**
       *  @brief  Setting a new buffer.
       *  @param  s  The string to use as a new sequence.
       *
       *  Calls @c rdbuf()->str(s).
      */
      void
      str(const __string_type& __s)
      { _M_stringbuf.str(__s); }
    };

// [27.7.3] Template class basic_ostringstream
  /**
   *  @brief  Controlling output for std::string.
   *  @ingroup io
   *
   *  This class supports writing to objects of type std::basic_string,
   *  using the inherited functions from std::basic_ostream.  To control
   *  the associated sequence, an instance of std::basic_stringbuf is used,
   *  which this page refers to as @c sb.
  */
  template <typename _CharT, typename _Traits, typename _Alloc>
    class basic_ostringstream : public basic_ostream<_CharT, _Traits>
    {
    public:
      // Types:
      typedef _CharT 					char_type;
      typedef _Traits 					traits_type;
      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 251. basic_stringbuf missing allocator_type
      typedef _Alloc				       	allocator_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;

private:
      __stringbuf_type	_M_stringbuf;

public:
      // Constructors/destructor:
      /**
       *  @brief  Default constructor starts with an empty string buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  @c ios_base::out is automatically included in @a mode.
       *
       *  Initializes @c sb using @c mode|out, and passes @c &sb to the base
       *  class initializer.  Does not allocate any buffer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_ostringstream(ios_base::openmode __mode = ios_base::out)
      : __ostream_type(), _M_stringbuf(__mode | ios_base::out)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  Starts with an existing string buffer.
       *  @param  str  A string to copy as a starting buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  @c ios_base::out is automatically included in @a mode.
       *
       *  Initializes @c sb using @a str and @c mode|out, and passes @c &sb
       *  to the base class initializer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_ostringstream(const __string_type& __str,
			  ios_base::openmode __mode = ios_base::out)
      : __ostream_type(), _M_stringbuf(__str, __mode | ios_base::out)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  The destructor does nothing.
       *
       *  The buffer is deallocated by the stringbuf object, not the
       *  formatting stream.
      */
      ~basic_ostringstream()
      { }

/**
       *  @brief  Copying out the string buffer.
       *  @return  @c rdbuf()->str()
      */
      __string_type
      str() const
      { return _M_stringbuf.str(); }

// [27.7.4] Template class basic_stringstream
  /**
   *  @brief  Controlling input and output for std::string.
   *  @ingroup io
   *
   *  This class supports reading from and writing to objects of type
   *  std::basic_string, using the inherited functions from
   *  std::basic_iostream.  To control the associated sequence, an instance
   *  of std::basic_stringbuf is used, which this page refers to as @c sb.
  */
  template <typename _CharT, typename _Traits, typename _Alloc>
    class basic_stringstream : public basic_iostream<_CharT, _Traits>
    {
    public:
      // Types:
      typedef _CharT 					char_type;
      typedef _Traits 					traits_type;
      // _GLIBCXX_RESOLVE_LIB_DEFECTS
      // 251. basic_stringbuf missing allocator_type
      typedef _Alloc				       	allocator_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;

// Non-standard Types:
      typedef basic_string<_CharT, _Traits, _Alloc> 	__string_type;
      typedef basic_stringbuf<_CharT, _Traits, _Alloc> 	__stringbuf_type;
      typedef basic_iostream<char_type, traits_type>	__iostream_type;

private:
      __stringbuf_type	_M_stringbuf;

public:
      // Constructors/destructors
      /**
       *  @brief  Default constructor starts with an empty string buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  Initializes @c sb using @c mode, and passes @c &sb to the base
       *  class initializer.  Does not allocate any buffer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_stringstream(ios_base::openmode __m = ios_base::out | ios_base::in)
      : __iostream_type(), _M_stringbuf(__m)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  Starts with an existing string buffer.
       *  @param  str  A string to copy as a starting buffer.
       *  @param  mode  Whether the buffer can read, or write, or both.
       *
       *  Initializes @c sb using @a str and @c mode, and passes @c &sb
       *  to the base class initializer.
       *
       *  That's a lie.  We initialize the base class with NULL, because the
       *  string class does its own memory management.
      */
      explicit
      basic_stringstream(const __string_type& __str,
			 ios_base::openmode __m = ios_base::out | ios_base::in)
      : __iostream_type(), _M_stringbuf(__str, __m)
      { this->init(&_M_stringbuf); }

/**
       *  @brief  The destructor does nothing.
       *
       *  The buffer is deallocated by the stringbuf object, not the
       *  formatting stream.
      */
      ~basic_stringstream()
      { }

/**
       *  @brief  Copying out the string buffer.
       *  @return  @c rdbuf()->str()
      */
      __string_type
      str() const
      { return _M_stringbuf.str(); }

_GLIBCXX_END_NAMESPACE

#ifndef _GLIBCXX_EXPORT_TEMPLATE
# include <bits/sstream.tcc>
#endif

#endif /* _GLIBCXX_SSTREAM */

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