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Name	Size	Permission
algorithmfwd.h	21.23 KB	-rw-r--r--
alloc_traits.h	20.98 KB	-rw-r--r--
allocated_ptr.h	3.22 KB	-rw-r--r--
allocator.h	7.76 KB	-rw-r--r--
atomic_base.h	24.41 KB	-rw-r--r--
atomic_futex.h	9.28 KB	-rw-r--r--
atomic_lockfree_defines.h	2.3 KB	-rw-r--r--
basic_ios.h	15.7 KB	-rw-r--r--
basic_ios.tcc	5.94 KB	-rw-r--r--
basic_string.h	241.28 KB	-rw-r--r--
basic_string.tcc	52.63 KB	-rw-r--r--
boost_concept_check.h	26.52 KB	-rw-r--r--
c++0x_warning.h	1.44 KB	-rw-r--r--
char_traits.h	24.25 KB	-rw-r--r--
codecvt.h	24.83 KB	-rw-r--r--
concept_check.h	3.34 KB	-rw-r--r--
cpp_type_traits.h	9.71 KB	-rw-r--r--
cxxabi_forced.h	1.77 KB	-rw-r--r--
cxxabi_init_exception.h	2.17 KB	-rw-r--r--
deque.tcc	33.6 KB	-rw-r--r--
enable_special_members.h	12.1 KB	-rw-r--r--
erase_if.h	1.99 KB	-rw-r--r--
exception.h	2.43 KB	-rw-r--r--
exception_defines.h	1.61 KB	-rw-r--r--
exception_ptr.h	5.84 KB	-rw-r--r--
forward_list.h	48.25 KB	-rw-r--r--
forward_list.tcc	13.55 KB	-rw-r--r--
fs_dir.h	14.81 KB	-rw-r--r--
fs_fwd.h	11.41 KB	-rw-r--r--
fs_ops.h	9.5 KB	-rw-r--r--
fs_path.h	36.09 KB	-rw-r--r--
fstream.tcc	32.87 KB	-rw-r--r--
functexcept.h	3.35 KB	-rw-r--r--
functional_hash.h	8.37 KB	-rw-r--r--
gslice.h	5.39 KB	-rw-r--r--
gslice_array.h	7.67 KB	-rw-r--r--
hash_bytes.h	2.1 KB	-rw-r--r--
hashtable.h	73.06 KB	-rw-r--r--
hashtable_policy.h	66.51 KB	-rw-r--r--
indirect_array.h	7.68 KB	-rw-r--r--
invoke.h	3.57 KB	-rw-r--r--
ios_base.h	30.7 KB	-rw-r--r--
istream.tcc	30.36 KB	-rw-r--r--
list.tcc	16.57 KB	-rw-r--r--
locale_classes.h	24.32 KB	-rw-r--r--
locale_classes.tcc	8.18 KB	-rw-r--r--
locale_conv.h	18.36 KB	-rw-r--r--
locale_facets.h	90.17 KB	-rw-r--r--
locale_facets.tcc	38.62 KB	-rw-r--r--
locale_facets_nonio.h	67.38 KB	-rw-r--r--
locale_facets_nonio.tcc	44.22 KB	-rw-r--r--
localefwd.h	5.8 KB	-rw-r--r--
mask_array.h	7.5 KB	-rw-r--r--
memoryfwd.h	2.4 KB	-rw-r--r--
move.h	6.38 KB	-rw-r--r--
nested_exception.h	4.69 KB	-rw-r--r--
node_handle.h	8.02 KB	-rw-r--r--
ostream.tcc	12.03 KB	-rw-r--r--
ostream_insert.h	3.91 KB	-rw-r--r--
parse_numbers.h	7.76 KB	-rw-r--r--
postypes.h	8.27 KB	-rw-r--r--
predefined_ops.h	8.87 KB	-rw-r--r--
ptr_traits.h	6.57 KB	-rw-r--r--
quoted_string.h	4.93 KB	-rw-r--r--
random.h	173.87 KB	-rw-r--r--
random.tcc	103.14 KB	-rw-r--r--
range_access.h	9.85 KB	-rw-r--r--
refwrap.h	12.62 KB	-rw-r--r--
regex.h	96.39 KB	-rw-r--r--
regex.tcc	16.19 KB	-rw-r--r--
regex_automaton.h	10.49 KB	-rw-r--r--
regex_automaton.tcc	7.54 KB	-rw-r--r--
regex_compiler.h	16.1 KB	-rw-r--r--
regex_compiler.tcc	18.49 KB	-rw-r--r--
regex_constants.h	14.36 KB	-rw-r--r--
regex_error.h	4.79 KB	-rw-r--r--
regex_executor.h	7.31 KB	-rw-r--r--
regex_executor.tcc	18.4 KB	-rw-r--r--
regex_scanner.h	6.92 KB	-rw-r--r--
regex_scanner.tcc	14.66 KB	-rw-r--r--
shared_ptr.h	23.65 KB	-rw-r--r--
shared_ptr_atomic.h	9.55 KB	-rw-r--r--
shared_ptr_base.h	52.51 KB	-rw-r--r--
slice_array.h	9.21 KB	-rw-r--r--
specfun.h	45.95 KB	-rw-r--r--
sstream.tcc	9.9 KB	-rw-r--r--
std_abs.h	3.3 KB	-rw-r--r--
std_function.h	23.01 KB	-rw-r--r--
std_mutex.h	4.66 KB	-rw-r--r--
stl_algo.h	210.37 KB	-rw-r--r--
stl_algobase.h	50.21 KB	-rw-r--r--
stl_bvector.h	33.09 KB	-rw-r--r--
stl_construct.h	7.22 KB	-rw-r--r--
stl_deque.h	78.24 KB	-rw-r--r--
stl_function.h	41.3 KB	-rw-r--r--
stl_heap.h	19.73 KB	-rw-r--r--
stl_iterator.h	41.75 KB	-rw-r--r--
stl_iterator_base_funcs.h	7.99 KB	-rw-r--r--
stl_iterator_base_types.h	8.48 KB	-rw-r--r--
stl_list.h	66.22 KB	-rw-r--r--
stl_map.h	52.24 KB	-rw-r--r--
stl_multimap.h	41.25 KB	-rw-r--r--
stl_multiset.h	35.63 KB	-rw-r--r--
stl_numeric.h	14.04 KB	-rw-r--r--
stl_pair.h	18.21 KB	-rw-r--r--
stl_queue.h	24 KB	-rw-r--r--
stl_raw_storage_iter.h	3.74 KB	-rw-r--r--
stl_relops.h	4.49 KB	-rw-r--r--
stl_set.h	35.93 KB	-rw-r--r--
stl_stack.h	11.94 KB	-rw-r--r--
stl_tempbuf.h	8.09 KB	-rw-r--r--
stl_tree.h	73.26 KB	-rw-r--r--
stl_uninitialized.h	30.72 KB	-rw-r--r--
stl_vector.h	63.45 KB	-rw-r--r--
stream_iterator.h	6.71 KB	-rw-r--r--
streambuf.tcc	4.81 KB	-rw-r--r--
streambuf_iterator.h	13.56 KB	-rw-r--r--
string_view.tcc	6.54 KB	-rw-r--r--
stringfwd.h	2.63 KB	-rw-r--r--
uniform_int_dist.h	10.01 KB	-rw-r--r--
unique_lock.h	5.96 KB	-rw-r--r--
unique_ptr.h	26.92 KB	-rw-r--r--
unordered_map.h	75.08 KB	-rw-r--r--
unordered_set.h	59.25 KB	-rw-r--r--
uses_allocator.h	6.66 KB	-rw-r--r--
valarray_after.h	22.3 KB	-rw-r--r--
valarray_array.h	20.8 KB	-rw-r--r--
valarray_array.tcc	7.08 KB	-rw-r--r--
valarray_before.h	18.69 KB	-rw-r--r--
vector.tcc	30.15 KB	-rw-r--r--

Code Editor : stream_iterator.h

// Stream iterators

// Copyright (C) 2001-2019 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 bits/stream_iterator.h
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{iterator}
 */

#ifndef _STREAM_ITERATOR_H
#define _STREAM_ITERATOR_H 1

#pragma GCC system_header

#include <debug/debug.h>

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

/**
   * @addtogroup iterators
   * @{
   */

/// Provides input iterator semantics for streams.
  template<typename _Tp, typename _CharT = char,
           typename _Traits = char_traits<_CharT>, typename _Dist = ptrdiff_t>
    class istream_iterator
    : public iterator<input_iterator_tag, _Tp, _Dist, const _Tp*, const _Tp&>
    {
    public:
      typedef _CharT                         char_type;
      typedef _Traits                        traits_type;
      typedef basic_istream<_CharT, _Traits> istream_type;

private:
      istream_type*	_M_stream;
      _Tp		_M_value;
      bool		_M_ok;

public:
      ///  Construct end of input stream iterator.
      _GLIBCXX_CONSTEXPR istream_iterator()
      : _M_stream(0), _M_value(), _M_ok(false) {}

///  Construct start of input stream iterator.
      istream_iterator(istream_type& __s)
      : _M_stream(std::__addressof(__s))
      { _M_read(); }

istream_iterator(const istream_iterator& __obj)
      : _M_stream(__obj._M_stream), _M_value(__obj._M_value),
        _M_ok(__obj._M_ok)
      { }

#if __cplusplus >= 201103L
      istream_iterator& operator=(const istream_iterator&) = default;
#endif

const _Tp&
      operator*() const
      {
	__glibcxx_requires_cond(_M_ok,
				_M_message(__gnu_debug::__msg_deref_istream)
				._M_iterator(*this));
	return _M_value;
      }

const _Tp*
      operator->() const { return std::__addressof((operator*())); }

istream_iterator&
      operator++()
      {
	__glibcxx_requires_cond(_M_ok,
				_M_message(__gnu_debug::__msg_inc_istream)
				._M_iterator(*this));
	_M_read();
	return *this;
      }

istream_iterator
      operator++(int)
      {
	__glibcxx_requires_cond(_M_ok,
				_M_message(__gnu_debug::__msg_inc_istream)
				._M_iterator(*this));
	istream_iterator __tmp = *this;
	_M_read();
	return __tmp;
      }

bool
      _M_equal(const istream_iterator& __x) const
      { return (_M_ok == __x._M_ok) && (!_M_ok || _M_stream == __x._M_stream); }

private:
      void
      _M_read()
      {
	_M_ok = (_M_stream && *_M_stream) ? true : false;
	if (_M_ok)
	  {
	    *_M_stream >> _M_value;
	    _M_ok = *_M_stream ? true : false;
	  }
      }
    };

///  Return true if x and y are both end or not end, or x and y are the same.
  template<typename _Tp, typename _CharT, typename _Traits, typename _Dist>
    inline bool
    operator==(const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __x,
	       const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __y)
    { return __x._M_equal(__y); }

///  Return false if x and y are both end or not end, or x and y are the same.
  template <class _Tp, class _CharT, class _Traits, class _Dist>
    inline bool
    operator!=(const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __x,
	       const istream_iterator<_Tp, _CharT, _Traits, _Dist>& __y)
    { return !__x._M_equal(__y); }

/**
   *  @brief  Provides output iterator semantics for streams.
   *
   *  This class provides an iterator to write to an ostream.  The type Tp is
   *  the only type written by this iterator and there must be an
   *  operator<<(Tp) defined.
   *
   *  @tparam  _Tp  The type to write to the ostream.
   *  @tparam  _CharT  The ostream char_type.
   *  @tparam  _Traits  The ostream char_traits.
  */
  template<typename _Tp, typename _CharT = char,
           typename _Traits = char_traits<_CharT> >
    class ostream_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    public:
      ///@{
      /// Public typedef
      typedef _CharT                         char_type;
      typedef _Traits                        traits_type;
      typedef basic_ostream<_CharT, _Traits> ostream_type;
      ///@}

private:
      ostream_type*	_M_stream;
      const _CharT*	_M_string;

public:
      /// Construct from an ostream.
      ostream_iterator(ostream_type& __s)
      : _M_stream(std::__addressof(__s)), _M_string(0) {}

/**
       *  Construct from an ostream.
       *
       *  The delimiter string @a c is written to the stream after every Tp
       *  written to the stream.  The delimiter is not copied, and thus must
       *  not be destroyed while this iterator is in use.
       *
       *  @param  __s  Underlying ostream to write to.
       *  @param  __c  CharT delimiter string to insert.
      */
      ostream_iterator(ostream_type& __s, const _CharT* __c)
      : _M_stream(&__s), _M_string(__c)  { }

/// Copy constructor.
      ostream_iterator(const ostream_iterator& __obj)
      : _M_stream(__obj._M_stream), _M_string(__obj._M_string)  { }

#if __cplusplus >= 201103L
      ostream_iterator& operator=(const ostream_iterator&) = default;
#endif

/// Writes @a value to underlying ostream using operator<<.  If
      /// constructed with delimiter string, writes delimiter to ostream.
      ostream_iterator&
      operator=(const _Tp& __value)
      {
	__glibcxx_requires_cond(_M_stream != 0,
				_M_message(__gnu_debug::__msg_output_ostream)
				._M_iterator(*this));
	*_M_stream << __value;
	if (_M_string) *_M_stream << _M_string;
	return *this;
      }

ostream_iterator&
      operator*()
      { return *this; }

ostream_iterator&
      operator++()
      { return *this; }

ostream_iterator&
      operator++(int)
      { return *this; }
    };

/// @} group iterators

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace

#endif

${this.title}

Code Editor : stream_iterator.h