1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP_STOP_TOKEN
11#define _LIBCPP_STOP_TOKEN
12
13/*
14
15namespace std {
16  // [stoptoken], class stop_token
17  class stop_token;
18
19  // [stopsource], class stop_source
20  class stop_source;
21
22  // no-shared-stop-state indicator
23  struct nostopstate_t {
24    explicit nostopstate_t() = default;
25  };
26  inline constexpr nostopstate_t nostopstate{};
27
28  // [stopcallback], class template stop_callback
29  template<class Callback>
30    class stop_callback;
31
32*/
33
34#include <__assert> // all public C++ headers provide the assertion handler
35#include <__config>
36#include <__stop_token/stop_callback.h>
37#include <__stop_token/stop_source.h>
38#include <__stop_token/stop_token.h>
39#include <version>
40
41#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
42#  pragma GCC system_header
43#endif
44
45#ifdef _LIBCPP_HAS_NO_THREADS
46#  error "<stop_token> is not supported since libc++ has been configured without support for threads."
47#endif
48
49#endif // _LIBCPP_STOP_TOKEN
50