llvm-capstone/libcxx/include/stop_token
Mark de Wever 34933d1872
[libc++] Improves _LIBCPP_HAS_NO_THREADS guards. (#76624)
Previously the header included several headers, possibly granularized
threading headers. This could lead to build errors when these headers
were incompatible with threading disabled.

Now test the guard before inclusion. This matches the pattern used for
no localization and no wide characters.

Fixes: https://github.com/llvm/llvm-project/issues/76620
2024-01-16 19:13:40 +01:00

55 lines
1.4 KiB
C++

// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_STOP_TOKEN
#define _LIBCPP_STOP_TOKEN
/*
namespace std {
// [stoptoken], class stop_token
class stop_token;
// [stopsource], class stop_source
class stop_source;
// no-shared-stop-state indicator
struct nostopstate_t {
explicit nostopstate_t() = default;
};
inline constexpr nostopstate_t nostopstate{};
// [stopcallback], class template stop_callback
template<class Callback>
class stop_callback;
*/
#include <__config>
#ifdef _LIBCPP_HAS_NO_THREADS
# error "<stop_token> is not supported since libc++ has been configured without support for threads."
#endif
#include <__assert> // all public C++ headers provide the assertion handler
#include <__stop_token/stop_callback.h>
#include <__stop_token/stop_source.h>
#include <__stop_token/stop_token.h>
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
#if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
# include <iosfwd>
#endif
#endif // _LIBCPP_STOP_TOKEN