| //===----------------------------------------------------------------------===// |
| // |
| // 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 TEST_SUPPORT_MAKE_TEST_THREAD_H |
| #define TEST_SUPPORT_MAKE_TEST_THREAD_H |
| |
| #include <thread> |
| #include <utility> |
| |
| #include "test_macros.h" |
| |
| namespace support { |
| |
| // These functions are used to mock the creation of threads within the test suite. |
| // |
| // This provides a vendor-friendly way of making the test suite work even on platforms |
| // where the standard thread constructors don't work (e.g. embedded environments where |
| // creating a thread requires additional information like setting attributes). |
| // |
| // Vendors can keep a downstream diff in this file to create threads however they |
| // need on their platform, and the majority of the test suite will work out of the |
| // box. Of course, tests that exercise the standard thread constructors won't work, |
| // but any other test that only creates threads as a side effect of testing should |
| // work if they use the utilities in this file. |
| |
| template <class F, class ...Args> |
| std::thread make_test_thread(F&& f, Args&& ...args) { |
| return std::thread(std::forward<F>(f), std::forward<Args>(args)...); |
| } |
| |
| #if TEST_STD_VER >= 20 && !defined(_LIBCPP_HAS_NO_EXPERIMENTAL_STOP_TOKEN) |
| # ifdef _LIBCPP_VERSION |
| # define TEST_AVAILABILITY_SYNC _LIBCPP_AVAILABILITY_SYNC |
| # else |
| # define TEST_AVAILABILITY_SYNC |
| # endif |
| |
| template <class F, class... Args> |
| TEST_AVAILABILITY_SYNC std::jthread make_test_jthread(F&& f, Args&&... args) { |
| return std::jthread(std::forward<F>(f), std::forward<Args>(args)...); |
| } |
| #endif |
| |
| } // end namespace support |
| |
| #endif // TEST_SUPPORT_MAKE_TEST_THREAD_H |