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ðŸ“„ algorithmfwd.h(21.23 KB)
ðŸ“„ alloc_traits.h(19.6 KB)
ðŸ“„ allocated_ptr.h(3.22 KB)
ðŸ“„ allocator.h(7.39 KB)
ðŸ“„ atomic_base.h(23.28 KB)
ðŸ“„ atomic_futex.h(9.35 KB)
ðŸ“„ atomic_lockfree_defines.h(2.2 KB)
ðŸ“„ basic_ios.h(15.7 KB)
ðŸ“„ basic_ios.tcc(5.94 KB)
ðŸ“„ basic_string.h(237.01 KB)
ðŸ“„ basic_string.tcc(52.5 KB)
ðŸ“„ boost_concept_check.h(26.52 KB)
ðŸ“„ c++0x_warning.h(1.44 KB)
ðŸ“„ char_traits.h(20.42 KB)
ðŸ“„ codecvt.h(20.79 KB)
ðŸ“„ concept_check.h(3.34 KB)
ðŸ“„ cpp_type_traits.h(9.56 KB)
ðŸ“„ cxxabi_forced.h(1.77 KB)
ðŸ“„ cxxabi_init_exception.h(2.17 KB)
ðŸ“„ deque.tcc(33.32 KB)
ðŸ“„ enable_special_members.h(12.1 KB)
ðŸ“„ exception.h(2.23 KB)
ðŸ“„ exception_defines.h(1.61 KB)
ðŸ“„ exception_ptr.h(5.84 KB)
ðŸ“„ forward_list.h(47.77 KB)
ðŸ“„ forward_list.tcc(12.86 KB)
ðŸ“„ fs_dir.h(14.38 KB)
ðŸ“„ fs_fwd.h(10.04 KB)
ðŸ“„ fs_ops.h(9.5 KB)
ðŸ“„ fs_path.h(32.12 KB)
ðŸ“„ fstream.tcc(32.03 KB)
ðŸ“„ functexcept.h(3.18 KB)
ðŸ“„ functional_hash.h(8.04 KB)
ðŸ“„ gslice.h(5.39 KB)
ðŸ“„ gslice_array.h(7.59 KB)
ðŸ“„ hash_bytes.h(2.1 KB)
ðŸ“„ hashtable.h(72.06 KB)
ðŸ“„ hashtable_policy.h(66.38 KB)
ðŸ“„ indirect_array.h(7.68 KB)
ðŸ“„ invoke.h(3.57 KB)
ðŸ“„ ios_base.h(30.3 KB)
ðŸ“„ istream.tcc(30.36 KB)
ðŸ“„ list.tcc(15.6 KB)
ðŸ“„ locale_classes.h(24.31 KB)
ðŸ“„ locale_classes.tcc(8.18 KB)
ðŸ“„ locale_conv.h(15.72 KB)
ðŸ“„ locale_facets.h(90.16 KB)
ðŸ“„ locale_facets.tcc(38.62 KB)
ðŸ“„ locale_facets_nonio.h(67.36 KB)
ðŸ“„ locale_facets_nonio.tcc(44.22 KB)
ðŸ“„ localefwd.h(5.51 KB)
ðŸ“„ mask_array.h(7.42 KB)
ðŸ“„ memoryfwd.h(2.4 KB)
ðŸ“„ move.h(6.38 KB)
ðŸ“„ nested_exception.h(4.69 KB)
ðŸ“„ node_handle.h(8.02 KB)
ðŸ“„ ostream.tcc(12.03 KB)
ðŸ“„ ostream_insert.h(3.91 KB)
ðŸ“„ parse_numbers.h(7.76 KB)
ðŸ“„ postypes.h(8.02 KB)
ðŸ“„ predefined_ops.h(8.87 KB)
ðŸ“„ ptr_traits.h(6.47 KB)
ðŸ“„ quoted_string.h(4.93 KB)
ðŸ“„ random.h(171.14 KB)
ðŸ“„ random.tcc(103.12 KB)
ðŸ“„ range_access.h(9.79 KB)
ðŸ“„ refwrap.h(11.61 KB)
ðŸ“„ regex.h(95.12 KB)
ðŸ“„ regex.tcc(16.18 KB)
ðŸ“„ regex_automaton.h(10.47 KB)
ðŸ“„ regex_automaton.tcc(7.65 KB)
ðŸ“„ regex_compiler.h(17.63 KB)
ðŸ“„ regex_compiler.tcc(18.84 KB)
ðŸ“„ regex_constants.h(14.36 KB)
ðŸ“„ regex_error.h(4.79 KB)
ðŸ“„ regex_executor.h(7.31 KB)
ðŸ“„ regex_executor.tcc(18.4 KB)
ðŸ“„ regex_scanner.h(6.92 KB)
ðŸ“„ regex_scanner.tcc(14.66 KB)
ðŸ“„ shared_ptr.h(22.88 KB)
ðŸ“„ shared_ptr_atomic.h(9.54 KB)
ðŸ“„ shared_ptr_base.h(53.01 KB)
ðŸ“„ slice_array.h(9.13 KB)
ðŸ“„ specfun.h(45.95 KB)
ðŸ“„ sstream.tcc(9.9 KB)
ðŸ“„ std_abs.h(3.19 KB)
ðŸ“„ std_function.h(22.71 KB)
ðŸ“„ std_mutex.h(9.08 KB)
ðŸ“„ stl_algo.h(209.27 KB)
ðŸ“„ stl_algobase.h(49.31 KB)
ðŸ“„ stl_bvector.h(32.94 KB)
ðŸ“„ stl_construct.h(7.22 KB)
ðŸ“„ stl_deque.h(76.73 KB)
ðŸ“„ stl_function.h(40.77 KB)
ðŸ“„ stl_heap.h(19.73 KB)
ðŸ“„ stl_iterator.h(41.3 KB)
ðŸ“„ stl_iterator_base_funcs.h(7.99 KB)
ðŸ“„ stl_iterator_base_types.h(8.48 KB)
ðŸ“„ stl_list.h(65.97 KB)
ðŸ“„ stl_map.h(51.55 KB)
ðŸ“„ stl_multimap.h(40.58 KB)
ðŸ“„ stl_multiset.h(34.97 KB)
ðŸ“„ stl_numeric.h(13.51 KB)
ðŸ“„ stl_pair.h(18.21 KB)
ðŸ“„ stl_queue.h(23.51 KB)
ðŸ“„ stl_raw_storage_iter.h(3.74 KB)
ðŸ“„ stl_relops.h(4.49 KB)
ðŸ“„ stl_set.h(35.28 KB)
ðŸ“„ stl_stack.h(11.66 KB)
ðŸ“„ stl_tempbuf.h(8.15 KB)
ðŸ“„ stl_tree.h(73.15 KB)
ðŸ“„ stl_uninitialized.h(27.06 KB)
ðŸ“„ stl_vector.h(59.12 KB)
ðŸ“„ stream_iterator.h(6.5 KB)
ðŸ“„ streambuf.tcc(4.81 KB)
ðŸ“„ streambuf_iterator.h(13.44 KB)
ðŸ“„ string_view.tcc(6.54 KB)
ðŸ“„ stringfwd.h(2.55 KB)
ðŸ“„ uniform_int_dist.h(9.84 KB)
ðŸ“„ unique_ptr.h(25.38 KB)
ðŸ“„ unordered_map.h(73.58 KB)
ðŸ“„ unordered_set.h(57.76 KB)
ðŸ“„ uses_allocator.h(6.37 KB)
ðŸ“„ valarray_after.h(22.12 KB)
ðŸ“„ valarray_array.h(21.3 KB)
ðŸ“„ valarray_array.tcc(7.08 KB)
ðŸ“„ valarray_before.h(18.08 KB)
ðŸ“„ vector.tcc(28.95 KB)

Editing: streambuf.tcc

// Stream buffer classes -*- C++ -*-

// Copyright (C) 1997-2018 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/streambuf.tcc
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{streambuf}
 */

//
// ISO C++ 14882: 27.5  Stream buffers
//

#ifndef _STREAMBUF_TCC
#define _STREAMBUF_TCC 1

#pragma GCC system_header

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

template<typename _CharT, typename _Traits>
    streamsize
    basic_streambuf<_CharT, _Traits>::
    xsgetn(char_type* __s, streamsize __n)
    {
      streamsize __ret = 0;
      while (__ret < __n)
	{
	  const streamsize __buf_len = this->egptr() - this->gptr();
	  if (__buf_len)
	    {
	      const streamsize __remaining = __n - __ret;
	      const streamsize __len = std::min(__buf_len, __remaining);
	      traits_type::copy(__s, this->gptr(), __len);
	      __ret += __len;
	      __s += __len;
	      this->__safe_gbump(__len);
	    }

if (__ret < __n)
	    {
	      const int_type __c = this->uflow();
	      if (!traits_type::eq_int_type(__c, traits_type::eof()))
		{
		  traits_type::assign(*__s++, traits_type::to_char_type(__c));
		  ++__ret;
		}
	      else
		break;
	    }
	}
      return __ret;
    }

template<typename _CharT, typename _Traits>
    streamsize
    basic_streambuf<_CharT, _Traits>::
    xsputn(const char_type* __s, streamsize __n)
    {
      streamsize __ret = 0;
      while (__ret < __n)
	{
	  const streamsize __buf_len = this->epptr() - this->pptr();
	  if (__buf_len)
	    {
	      const streamsize __remaining = __n - __ret;
	      const streamsize __len = std::min(__buf_len, __remaining);
	      traits_type::copy(this->pptr(), __s, __len);
	      __ret += __len;
	      __s += __len;
	      this->__safe_pbump(__len);
	    }

if (__ret < __n)
	    {
	      int_type __c = this->overflow(traits_type::to_int_type(*__s));
	      if (!traits_type::eq_int_type(__c, traits_type::eof()))
		{
		  ++__ret;
		  ++__s;
		}
	      else
		break;
	    }
	}
      return __ret;
    }

// Conceivably, this could be used to implement buffer-to-buffer
  // copies, if this was ever desired in an un-ambiguous way by the
  // standard.
  template<typename _CharT, typename _Traits>
    streamsize
    __copy_streambufs_eof(basic_streambuf<_CharT, _Traits>* __sbin,
			  basic_streambuf<_CharT, _Traits>* __sbout,
			  bool& __ineof)
    {
      streamsize __ret = 0;
      __ineof = true;
      typename _Traits::int_type __c = __sbin->sgetc();
      while (!_Traits::eq_int_type(__c, _Traits::eof()))
	{
	  __c = __sbout->sputc(_Traits::to_char_type(__c));
	  if (_Traits::eq_int_type(__c, _Traits::eof()))
	    {
	      __ineof = false;
	      break;
	    }
	  ++__ret;
	  __c = __sbin->snextc();
	}
      return __ret;
    }

template<typename _CharT, typename _Traits>
    inline streamsize
    __copy_streambufs(basic_streambuf<_CharT, _Traits>* __sbin,
		      basic_streambuf<_CharT, _Traits>* __sbout)
    {
      bool __ineof;
      return __copy_streambufs_eof(__sbin, __sbout, __ineof);
    }

// Inhibit implicit instantiations for required instantiations,
  // which are defined via explicit instantiations elsewhere.
#if _GLIBCXX_EXTERN_TEMPLATE
  extern template class basic_streambuf<char>;
  extern template
    streamsize
    __copy_streambufs(basic_streambuf<char>*,
		      basic_streambuf<char>*);
  extern template
    streamsize
    __copy_streambufs_eof(basic_streambuf<char>*,
			  basic_streambuf<char>*, bool&);

#ifdef _GLIBCXX_USE_WCHAR_T
  extern template class basic_streambuf<wchar_t>;
  extern template
    streamsize
    __copy_streambufs(basic_streambuf<wchar_t>*,
		      basic_streambuf<wchar_t>*);
  extern template
    streamsize
    __copy_streambufs_eof(basic_streambuf<wchar_t>*,
			  basic_streambuf<wchar_t>*, bool&);
#endif
#endif

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std

#endif

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