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Name	Size	Permission	Date
backward	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
bits	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
debug	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
decimal	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
experimental	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
ext	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
parallel	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
pstl	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
tr1	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
tr2	[ DIR ]	drwxr-xr-x	2026-04-26 19:49
algorithm	2.97 KB	-rw-r--r--	2025-12-18 20:59
any	18.38 KB	-rw-r--r--	2025-12-18 20:59
array	15.21 KB	-rw-r--r--	2025-12-18 20:59
atomic	50.36 KB	-rw-r--r--	2025-12-18 20:59
barrier	7.89 KB	-rw-r--r--	2025-12-18 20:59
bit	14.04 KB	-rw-r--r--	2025-12-18 20:59
bitset	49.14 KB	-rw-r--r--	2025-12-18 20:59
cassert	1.61 KB	-rw-r--r--	2025-12-18 20:59
ccomplex	1.3 KB	-rw-r--r--	2025-12-18 20:59
cctype	2.35 KB	-rw-r--r--	2025-12-18 20:59
cerrno	1.73 KB	-rw-r--r--	2025-12-18 20:59
cfenv	2 KB	-rw-r--r--	2025-12-18 20:59
cfloat	1.84 KB	-rw-r--r--	2025-12-18 20:59
charconv	29.52 KB	-rw-r--r--	2025-12-18 20:59
chrono	94.76 KB	-rw-r--r--	2025-12-18 20:59
cinttypes	2.11 KB	-rw-r--r--	2025-12-18 20:59
ciso646	1.43 KB	-rw-r--r--	2025-12-18 20:59
climits	1.87 KB	-rw-r--r--	2025-12-18 20:59
clocale	1.86 KB	-rw-r--r--	2025-12-18 20:59
cmath	91.77 KB	-rw-r--r--	2025-12-18 20:59
codecvt	5.15 KB	-rw-r--r--	2025-12-18 20:59
compare	36.91 KB	-rw-r--r--	2025-12-18 20:59
complex	74.66 KB	-rw-r--r--	2025-12-18 20:59
complex.h	1.56 KB	-rw-r--r--	2025-12-18 20:59
concepts	12.51 KB	-rw-r--r--	2025-12-18 20:59
condition_variable	12.59 KB	-rw-r--r--	2025-12-18 20:59
coroutine	9.44 KB	-rw-r--r--	2025-12-18 20:59
csetjmp	1.9 KB	-rw-r--r--	2025-12-18 20:59
csignal	1.81 KB	-rw-r--r--	2025-12-18 20:59
cstdalign	1.37 KB	-rw-r--r--	2025-12-18 20:59
cstdarg	1.82 KB	-rw-r--r--	2025-12-18 20:59
cstdbool	1.37 KB	-rw-r--r--	2025-12-18 20:59
cstddef	6.5 KB	-rw-r--r--	2025-12-18 20:59
cstdint	3.76 KB	-rw-r--r--	2025-12-18 20:59
cstdio	4.33 KB	-rw-r--r--	2025-12-18 20:59
cstdlib	6.38 KB	-rw-r--r--	2025-12-18 20:59
cstring	3.08 KB	-rw-r--r--	2025-12-18 20:59
ctgmath	1.33 KB	-rw-r--r--	2025-12-18 20:59
ctime	2.24 KB	-rw-r--r--	2025-12-18 20:59
cuchar	2.84 KB	-rw-r--r--	2025-12-18 20:59
cwchar	6.39 KB	-rw-r--r--	2025-12-18 20:59
cwctype	2.73 KB	-rw-r--r--	2025-12-18 20:59
cxxabi.h	21.76 KB	-rw-r--r--	2025-12-18 20:59
deque	4.39 KB	-rw-r--r--	2025-12-18 20:59
exception	5.28 KB	-rw-r--r--	2025-12-18 20:59
execution	1.83 KB	-rw-r--r--	2025-12-18 20:59
expected	49.72 KB	-rw-r--r--	2025-12-18 20:59
fenv.h	1.97 KB	-rw-r--r--	2025-12-18 20:59
filesystem	1.66 KB	-rw-r--r--	2025-12-18 20:59
format	113.64 KB	-rw-r--r--	2025-12-18 20:59
forward_list	2.65 KB	-rw-r--r--	2025-12-18 20:59
fstream	39.77 KB	-rw-r--r--	2025-12-18 20:59
functional	45.45 KB	-rw-r--r--	2025-12-18 20:59
future	51.89 KB	-rw-r--r--	2025-12-18 20:59
initializer_list	2.93 KB	-rw-r--r--	2025-12-18 20:59
iomanip	16.22 KB	-rw-r--r--	2025-12-18 20:59
ios	1.61 KB	-rw-r--r--	2025-12-18 20:59
iosfwd	8.21 KB	-rw-r--r--	2025-12-18 20:59
iostream	3 KB	-rw-r--r--	2025-12-18 20:59
istream	35.47 KB	-rw-r--r--	2025-12-18 20:59
iterator	2.76 KB	-rw-r--r--	2025-12-18 20:59
latch	2.72 KB	-rw-r--r--	2025-12-18 20:59
limits	76.4 KB	-rw-r--r--	2025-12-18 20:59
list	3.6 KB	-rw-r--r--	2025-12-18 20:59
locale	1.5 KB	-rw-r--r--	2025-12-18 20:59
map	4.05 KB	-rw-r--r--	2025-12-18 20:59
math.h	4.47 KB	-rw-r--r--	2025-12-18 20:59
memory	4.82 KB	-rw-r--r--	2025-12-18 20:59
memory_resource	14.14 KB	-rw-r--r--	2025-12-18 20:59
mutex	26.63 KB	-rw-r--r--	2025-12-18 20:59
new	8.45 KB	-rw-r--r--	2025-12-18 20:59
numbers	6.87 KB	-rw-r--r--	2025-12-18 20:59
numeric	25.38 KB	-rw-r--r--	2025-12-18 20:59
optional	44.1 KB	-rw-r--r--	2025-12-18 20:59
ostream	26.56 KB	-rw-r--r--	2025-12-18 20:59
queue	2.46 KB	-rw-r--r--	2025-12-18 20:59
random	1.71 KB	-rw-r--r--	2025-12-18 20:59
ranges	253.81 KB	-rw-r--r--	2025-12-18 20:59
ratio	20.97 KB	-rw-r--r--	2025-12-18 20:59
regex	3.08 KB	-rw-r--r--	2025-12-18 20:59
scoped_allocator	17.33 KB	-rw-r--r--	2025-12-18 20:59
semaphore	2.98 KB	-rw-r--r--	2025-12-18 20:59
set	3.91 KB	-rw-r--r--	2025-12-18 20:59
shared_mutex	24.52 KB	-rw-r--r--	2025-12-18 20:59
source_location	2.68 KB	-rw-r--r--	2025-12-18 20:59
span	13.82 KB	-rw-r--r--	2025-12-18 20:59
spanstream	12.17 KB	-rw-r--r--	2025-12-18 20:59
sstream	38.83 KB	-rw-r--r--	2025-12-18 20:59
stack	2.38 KB	-rw-r--r--	2025-12-18 20:59
stacktrace	21.37 KB	-rw-r--r--	2025-12-18 20:59
stdatomic.h	3.97 KB	-rw-r--r--	2025-12-18 20:59
stdexcept	9.65 KB	-rw-r--r--	2025-12-18 20:59
stdfloat	1.72 KB	-rw-r--r--	2025-12-18 20:59
stdlib.h	2.25 KB	-rw-r--r--	2025-12-18 20:59
stop_token	15.7 KB	-rw-r--r--	2025-12-18 20:59
streambuf	29.24 KB	-rw-r--r--	2025-12-18 20:59
string	3.87 KB	-rw-r--r--	2025-12-18 20:59
string_view	27.33 KB	-rw-r--r--	2025-12-18 20:59
syncstream	8.17 KB	-rw-r--r--	2025-12-18 20:59
system_error	17.96 KB	-rw-r--r--	2025-12-18 20:59
tgmath.h	1.33 KB	-rw-r--r--	2025-12-18 20:59
thread	7.33 KB	-rw-r--r--	2025-12-18 20:59
tuple	76.49 KB	-rw-r--r--	2025-12-18 20:59
type_traits	112.36 KB	-rw-r--r--	2025-12-18 20:59
typeindex	3.43 KB	-rw-r--r--	2025-12-18 20:59
typeinfo	8.11 KB	-rw-r--r--	2025-12-18 20:59
unordered_map	3.37 KB	-rw-r--r--	2025-12-18 20:59
unordered_set	3.23 KB	-rw-r--r--	2025-12-18 20:59
utility	6.98 KB	-rw-r--r--	2025-12-18 20:59
valarray	40.2 KB	-rw-r--r--	2025-12-18 20:59
variant	64.72 KB	-rw-r--r--	2025-12-18 20:59
vector	4.72 KB	-rw-r--r--	2025-12-18 20:59
version	12.32 KB	-rw-r--r--	2025-12-18 20:59

Rename

// <thread> -*- C++ -*-

// Copyright (C) 2008-2023 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 include/thread
 *  This is a Standard C++ Library header.
 */

#ifndef _GLIBCXX_THREAD
#define _GLIBCXX_THREAD 1

#pragma GCC system_header

#include <bits/requires_hosted.h> // concurrency

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

#if __cplusplus > 201703L
# include <compare>	// std::strong_ordering
# include <stop_token>	// std::stop_source, std::stop_token, std::nostopstate
#endif

#include <bits/std_thread.h> // std::thread, get_id, yield
#include <bits/this_thread_sleep.h> // std::this_thread::sleep_for, sleep_until

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

/**
   * @defgroup threads Threads
   * @ingroup concurrency
   * @since C++11
   *
   * Classes for thread support.
   * @{
   */

// std::thread is defined in <bits/std_thread.h>

/// @relates std::thread::id @{

#if __cpp_lib_three_way_comparison
  inline strong_ordering
  operator<=>(thread::id __x, thread::id __y) noexcept
  { return __x._M_thread <=> __y._M_thread; }
#else
  inline bool
  operator!=(thread::id __x, thread::id __y) noexcept
  { return !(__x == __y); }

inline bool
  operator<(thread::id __x, thread::id __y) noexcept
  {
    // Pthreads doesn't define any way to do this, so we just have to
    // assume native_handle_type is LessThanComparable.
    return __x._M_thread < __y._M_thread;
  }

inline bool
  operator<=(thread::id __x, thread::id __y) noexcept
  { return !(__y < __x); }

inline bool
  operator>(thread::id __x, thread::id __y) noexcept
  { return __y < __x; }

inline bool
  operator>=(thread::id __x, thread::id __y) noexcept
  { return !(__x < __y); }
#endif // __cpp_lib_three_way_comparison

template<class _CharT, class _Traits>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __out, thread::id __id)
    {
      if (__id == thread::id())
	return __out << "thread::id of a non-executing thread";
      else
	return __out << __id._M_thread;
    }
  /// @}

#ifdef __cpp_lib_jthread

/// @cond undocumented
#ifndef __STRICT_ANSI__
    template<typename _Callable, typename... _Args>
      constexpr bool __pmf_expects_stop_token = false;

template<typename _Callable, typename _Obj, typename... _Args>
      constexpr bool __pmf_expects_stop_token<_Callable, _Obj, _Args...>
	= __and_<is_member_function_pointer<remove_reference_t<_Callable>>,
		 is_invocable<_Callable, _Obj, stop_token, _Args...>>::value;
#endif
    /// @endcond

/** A thread with cancellation and automatic joining.
   *
   * Unlike `std::thread`, destroying a joinable `std::jthread` will not
   * terminate the process. Instead, it will try to request its thread to
   * stop, then will join it.
   *
   * A `std::jthread` has a `std::stop_source` member which will be passed
   * as the first argument to the callable that runs in the new thread
   * (as long as the callable will accept that argument). That can then
   * be used to send a stop request that the new thread can test for.
   *
   * @headerfile thread
   * @since C++20
   */
  class jthread
  {
  public:
    using id = thread::id;
    using native_handle_type = thread::native_handle_type;

jthread() noexcept
    : _M_stop_source{nostopstate}
    { }

template<typename _Callable, typename... _Args,
	     typename = enable_if_t<!is_same_v<remove_cvref_t<_Callable>,
					       jthread>>>
      explicit
      jthread(_Callable&& __f, _Args&&... __args)
      : _M_thread{_S_create(_M_stop_source, std::forward<_Callable>(__f),
			    std::forward<_Args>(__args)...)}
      { }

jthread(const jthread&) = delete;
    jthread(jthread&&) noexcept = default;

~jthread()
    {
      if (joinable())
        {
          request_stop();
          join();
        }
    }

jthread&
    operator=(const jthread&) = delete;

jthread&
    operator=(jthread&& __other) noexcept
    {
      std::jthread(std::move(__other)).swap(*this);
      return *this;
    }

void
    swap(jthread& __other) noexcept
    {
      std::swap(_M_stop_source, __other._M_stop_source);
      std::swap(_M_thread, __other._M_thread);
    }

[[nodiscard]] bool
    joinable() const noexcept
    {
      return _M_thread.joinable();
    }

void
    join()
    {
      _M_thread.join();
    }

void
    detach()
    {
      _M_thread.detach();
    }

[[nodiscard]] id
    get_id() const noexcept
    {
      return _M_thread.get_id();
    }

[[nodiscard]] native_handle_type
    native_handle()
    {
      return _M_thread.native_handle();
    }

[[nodiscard]] static unsigned
    hardware_concurrency() noexcept
    {
      return thread::hardware_concurrency();
    }

[[nodiscard]] stop_source
    get_stop_source() noexcept
    {
      return _M_stop_source;
    }

[[nodiscard]] stop_token
    get_stop_token() const noexcept
    {
      return _M_stop_source.get_token();
    }

bool request_stop() noexcept
    {
      return _M_stop_source.request_stop();
    }

friend void swap(jthread& __lhs, jthread& __rhs) noexcept
    {
      __lhs.swap(__rhs);
    }

private:
    template<typename _Callable, typename... _Args>
      static thread
      _S_create(stop_source& __ssrc, _Callable&& __f, _Args&&... __args)
      {
#ifndef __STRICT_ANSI__
	if constexpr (__pmf_expects_stop_token<_Callable, _Args...>)
	  return _S_create_pmf(__ssrc, __f, std::forward<_Args>(__args)...);
	else
#endif
	if constexpr(is_invocable_v<decay_t<_Callable>, stop_token,
				    decay_t<_Args>...>)
	  return thread{std::forward<_Callable>(__f), __ssrc.get_token(),
			std::forward<_Args>(__args)...};
	else
	  {
	    static_assert(is_invocable_v<decay_t<_Callable>,
					 decay_t<_Args>...>,
			  "std::jthread arguments must be invocable after"
			  " conversion to rvalues");
	    return thread{std::forward<_Callable>(__f),
			  std::forward<_Args>(__args)...};
	  }
      }

#ifndef __STRICT_ANSI__
    template<typename _Callable, typename _Obj, typename... _Args>
      static thread
      _S_create_pmf(stop_source& __ssrc, _Callable __f, _Obj&& __obj,
		    _Args&&... __args)
      {
	return thread{__f, std::forward<_Obj>(__obj), __ssrc.get_token(),
		      std::forward<_Args>(__args)...};
      }
#endif

stop_source _M_stop_source;
    thread _M_thread;
  };
#endif // __cpp_lib_jthread

/// @} group threads

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
#endif // C++11
#endif // _GLIBCXX_THREAD