FM / bits

/usr/include/c++/11/bits

Name	Size	Mode	Actions
algorithmfwd.h	24547	0644	edit dl rm
align.h	3711	0644	edit dl rm
allocated_ptr.h	3329	0644	edit dl rm
allocator.h	9737	0644	edit dl rm
alloc_traits.h	27632	0644	edit dl rm
atomic_base.h	57414	0644	edit dl rm
atomic_futex.h	12394	0644	edit dl rm
atomic_lockfree_defines.h	2353	0644	edit dl rm
atomic_timed_wait.h	13530	0644	edit dl rm
atomic_wait.h	12557	0644	edit dl rm
basic_ios.h	16080	0644	edit dl rm
basic_ios.tcc	6083	0644	edit dl rm
basic_string.h	251944	0644	edit dl rm
basic_string.tcc	54189	0644	edit dl rm
boost_concept_check.h	27182	0644	edit dl rm
c++0x_warning.h	1474	0644	edit dl rm
charconv.h	3435	0644	edit dl rm
char_traits.h	29350	0644	edit dl rm
codecvt.h	25500	0644	edit dl rm
concept_check.h	3423	0644	edit dl rm
cpp_type_traits.h	14003	0644	edit dl rm
cxxabi_forced.h	1811	0644	edit dl rm
cxxabi_init_exception.h	2220	0644	edit dl rm
deque.tcc	42361	0644	edit dl rm
enable_special_members.h	12452	0644	edit dl rm
erase_if.h	2066	0644	edit dl rm
exception.h	2504	0644	edit dl rm
exception_defines.h	1645	0644	edit dl rm
exception_ptr.h	7640	0644	edit dl rm
forward_list.h	50387	0644	edit dl rm
forward_list.tcc	14035	0644	edit dl rm
fstream.tcc	33672	0644	edit dl rm
fs_dir.h	16409	0644	edit dl rm
fs_fwd.h	10771	0644	edit dl rm
fs_ops.h	10739	0644	edit dl rm
fs_path.h	39745	0644	edit dl rm
functexcept.h	3509	0644	edit dl rm
functional_hash.h	8591	0644	edit dl rm
gslice.h	5519	0644	edit dl rm
gslice_array.h	7892	0644	edit dl rm
hashtable.h	84951	0644	edit dl rm
hashtable_policy.h	62156	0644	edit dl rm
hash_bytes.h	2146	0644	edit dl rm
indirect_array.h	7902	0644	edit dl rm
invoke.h	6059	0644	edit dl rm
ios_base.h	31934	0644	edit dl rm
istream.tcc	31595	0644	edit dl rm
iterator_concepts.h	33335	0644	edit dl rm
list.tcc	17201	0644	edit dl rm
localefwd.h	5943	0644	edit dl rm
locale_classes.h	25044	0644	edit dl rm
locale_classes.tcc	8375	0644	edit dl rm
locale_conv.h	18822	0644	edit dl rm
locale_facets.h	93655	0644	edit dl rm
locale_facets.tcc	40463	0644	edit dl rm
locale_facets_nonio.h	69704	0644	edit dl rm
locale_facets_nonio.tcc	47533	0644	edit dl rm
mask_array.h	7716	0644	edit dl rm
max_size_type.h	22715	0644	edit dl rm
memoryfwd.h	2504	0644	edit dl rm
move.h	6798	0644	edit dl rm
nested_exception.h	4887	0644	edit dl rm
node_handle.h	10920	0644	edit dl rm
ostream.tcc	12315	0644	edit dl rm
ostream_insert.h	4038	0644	edit dl rm
parse_numbers.h	7980	0644	edit dl rm
postypes.h	8465	0644	edit dl rm
predefined_ops.h	10177	0644	edit dl rm
ptr_traits.h	6708	0644	edit dl rm
quoted_string.h	5053	0644	edit dl rm
random.h	178359	0644	edit dl rm
random.tcc	105688	0644	edit dl rm
ranges_algo.h	116831	0644	edit dl rm
ranges_algobase.h	18871	0644	edit dl rm
ranges_base.h	24392	0644	edit dl rm
ranges_cmp.h	6017	0644	edit dl rm
ranges_uninitialized.h	18130	0644	edit dl rm
ranges_util.h	20591	0644	edit dl rm
range_access.h	10707	0644	edit dl rm
refwrap.h	13208	0644	edit dl rm
regex.h	103969	0644	edit dl rm
regex.tcc	16492	0644	edit dl rm
regex_automaton.h	10788	0644	edit dl rm
regex_automaton.tcc	7722	0644	edit dl rm
regex_compiler.h	16219	0644	edit dl rm
regex_compiler.tcc	19158	0644	edit dl rm
regex_constants.h	15549	0644	edit dl rm
regex_error.h	5015	0644	edit dl rm
regex_executor.h	8852	0644	edit dl rm
regex_executor.tcc	18837	0644	edit dl rm
regex_scanner.h	7047	0644	edit dl rm
regex_scanner.tcc	15249	0644	edit dl rm
semaphore_base.h	7936	0644	edit dl rm
shared_ptr.h	30981	0644	edit dl rm
shared_ptr_atomic.h	9874	0644	edit dl rm
shared_ptr_base.h	54907	0644	edit dl rm
slice_array.h	9619	0644	edit dl rm
specfun.h	47240	0644	edit dl rm
sstream.tcc	10148	0644	edit dl rm
std_abs.h	3384	0644	edit dl rm
std_function.h	22863	0644	edit dl rm
std_mutex.h	6443	0644	edit dl rm
std_thread.h	8589	0644	edit dl rm
stl_algo.h	214703	0644	edit dl rm
stl_algobase.h	76254	0644	edit dl rm
stl_bvector.h	35574	0644	edit dl rm
stl_construct.h	8800	0644	edit dl rm
stl_deque.h	76970	0644	edit dl rm
stl_function.h	43897	0644	edit dl rm
stl_heap.h	20756	0644	edit dl rm
stl_iterator.h	78851	0644	edit dl rm
stl_iterator_base_funcs.h	8178	0644	edit dl rm
stl_iterator_base_types.h	9662	0644	edit dl rm
stl_list.h	69779	0644	edit dl rm
stl_map.h	54693	0644	edit dl rm
stl_multimap.h	43534	0644	edit dl rm
stl_multiset.h	37675	0644	edit dl rm
stl_numeric.h	14601	0644	edit dl rm
stl_pair.h	20135	0644	edit dl rm
stl_queue.h	25036	0644	edit dl rm
stl_raw_storage_iter.h	3830	0644	edit dl rm
stl_relops.h	4594	0644	edit dl rm
stl_set.h	37939	0644	edit dl rm
stl_stack.h	12684	0644	edit dl rm
stl_tempbuf.h	8655	0644	edit dl rm
stl_tree.h	73922	0644	edit dl rm
stl_uninitialized.h	34013	0644	edit dl rm
stl_vector.h	65919	0644	edit dl rm
streambuf.tcc	4929	0644	edit dl rm
streambuf_iterator.h	15532	0644	edit dl rm
stream_iterator.h	7697	0644	edit dl rm
stringfwd.h	2690	0644	edit dl rm
string_view.tcc	7167	0644	edit dl rm
this_thread_sleep.h	3307	0644	edit dl rm
uniform_int_dist.h	13052	0644	edit dl rm
unique_lock.h	6143	0644	edit dl rm
unique_ptr.h	32537	0644	edit dl rm
unordered_map.h	76669	0644	edit dl rm
unordered_set.h	62934	0644	edit dl rm
uses_allocator.h	6906	0644	edit dl rm
uses_allocator_args.h	7562	0644	edit dl rm
valarray_after.h	23283	0644	edit dl rm
valarray_array.h	21295	0644	edit dl rm
valarray_array.tcc	7254	0644	edit dl rm
valarray_before.h	19142	0644	edit dl rm
vector.tcc	30985	0644	edit dl rm

Edit: /usr/include/c++/11/bits/quoted_string.h (5053B)

// Helpers for quoted stream manipulators -*- C++ -*-

// Copyright (C) 2013-2021 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/quoted_string.h
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{iomanip}
 */

#ifndef _GLIBCXX_QUOTED_STRING_H
#define _GLIBCXX_QUOTED_STRING_H 1

#pragma GCC system_header

#if __cplusplus < 201103L
# include <bits/c++0x_warning.h>
#else
#include <sstream>

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

namespace __detail {
    /**
     * @brief Struct for delimited strings.
     */
    template<typename _String, typename _CharT>
      struct _Quoted_string
      {
	static_assert(is_reference<_String>::value
		   || is_pointer<_String>::value,
		      "String type must be pointer or reference");

_Quoted_string(_String __str, _CharT __del, _CharT __esc)
	: _M_string(__str), _M_delim{__del}, _M_escape{__esc}
	{ }

_Quoted_string&
	operator=(_Quoted_string&) = delete;

_String _M_string;
	_CharT _M_delim;
	_CharT _M_escape;
      };

#if __cplusplus >= 201703L
    template<typename _CharT, typename _Traits>
      struct _Quoted_string<basic_string_view<_CharT, _Traits>, _CharT>
      {
	_Quoted_string(basic_string_view<_CharT, _Traits> __str,
		       _CharT __del, _CharT __esc)
	: _M_string(__str), _M_delim{__del}, _M_escape{__esc}
	{ }

_Quoted_string&
	operator=(_Quoted_string&) = delete;

basic_string_view<_CharT, _Traits> _M_string;
	_CharT _M_delim;
	_CharT _M_escape;
      };
#endif // C++17

/**
     * @brief Inserter for quoted strings.
     *
     *  _GLIBCXX_RESOLVE_LIB_DEFECTS
     *  DR 2344 quoted()'s interaction with padding is unclear
     */
    template<typename _CharT, typename _Traits>
      std::basic_ostream<_CharT, _Traits>&
      operator<<(std::basic_ostream<_CharT, _Traits>& __os,
		 const _Quoted_string<const _CharT*, _CharT>& __str)
      {
	std::basic_ostringstream<_CharT, _Traits> __ostr;
	__ostr << __str._M_delim;
	for (const _CharT* __c = __str._M_string; *__c; ++__c)
	  {
	    if (*__c == __str._M_delim || *__c == __str._M_escape)
	      __ostr << __str._M_escape;
	    __ostr << *__c;
	  }
	__ostr << __str._M_delim;

return __os << __ostr.str();
      }

/**
     * @brief Inserter for quoted strings.
     *
     *  _GLIBCXX_RESOLVE_LIB_DEFECTS
     *  DR 2344 quoted()'s interaction with padding is unclear
     */
    template<typename _CharT, typename _Traits, typename _String>
      std::basic_ostream<_CharT, _Traits>&
      operator<<(std::basic_ostream<_CharT, _Traits>& __os,
		 const _Quoted_string<_String, _CharT>& __str)
      {
	std::basic_ostringstream<_CharT, _Traits> __ostr;
	__ostr << __str._M_delim;
	for (auto __c : __str._M_string)
	  {
	    if (__c == __str._M_delim || __c == __str._M_escape)
	      __ostr << __str._M_escape;
	    __ostr << __c;
	  }
	__ostr << __str._M_delim;

return __os << __ostr.str();
      }

/**
     * @brief Extractor for delimited strings.
     *        The left and right delimiters can be different.
     */
    template<typename _CharT, typename _Traits, typename _Alloc>
      std::basic_istream<_CharT, _Traits>&
      operator>>(std::basic_istream<_CharT, _Traits>& __is,
		 const _Quoted_string<basic_string<_CharT, _Traits, _Alloc>&,
				      _CharT>& __str)
      {
	_CharT __c;
	__is >> __c;
	if (!__is.good())
	  return __is;
	if (__c != __str._M_delim)
	  {
	    __is.unget();
	    __is >> __str._M_string;
	    return __is;
	  }
	__str._M_string.clear();
	std::ios_base::fmtflags __flags
	  = __is.flags(__is.flags() & ~std::ios_base::skipws);
	do
	  {
	    __is >> __c;
	    if (!__is.good())
	      break;
	    if (__c == __str._M_escape)
	      {
		__is >> __c;
		if (!__is.good())
		  break;
	      }
	    else if (__c == __str._M_delim)
	      break;
	    __str._M_string += __c;
	  }
	while (true);
	__is.setf(__flags);

return __is;
      }
  } // namespace __detail

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace std

#endif // C++11
#endif /* _GLIBCXX_QUOTED_STRING_H */

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