[gcc] GCC 4.5.0=>4.5.1

gcc/libstdc++-v3/include/std/sstream

Index: gcc/libstdc++-v3/include/std/sstream
diff --git a/gcc/libstdc++-v3/include/std/sstream b/gcc/libstdc++-v3/include/std/sstream
deleted file mode 100644
index f5e3191c4cda3c573019f6d8991e84a8a3642169..0000000000000000000000000000000000000000
--- a/gcc/libstdc++-v3/include/std/sstream
+++ /dev/null
@@ -1,576 +0,0 @@
-// 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;
-
-      // Non-standard types:
-      typedef basic_string<_CharT, _Traits, _Alloc> 	__string_type;
-      typedef basic_stringbuf<_CharT, _Traits, _Alloc> 	__stringbuf_type;
-      typedef basic_ostream<char_type, traits_type>	__ostream_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()
-      { }
-
-      // 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); }
-    };
-
-
-  // [27.7.4] 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()
-      { }
-
-      // 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); }
-    };
-
-_GLIBCXX_END_NAMESPACE
-
-#ifndef _GLIBCXX_EXPORT_TEMPLATE
-# include <bits/sstream.tcc>
-#endif
-
-#endif /* _GLIBCXX_SSTREAM */