| 1 | //===-- Implementation of the pthread_equal function ----------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "pthread_equal.h" |
| 10 | |
| 11 | #include "src/__support/common.h" |
| 12 | #include "src/__support/threads/thread.h" |
| 13 | |
| 14 | #include <pthread.h> // For pthread_* type definitions. |
| 15 | |
| 16 | namespace LIBC_NAMESPACE { |
| 17 | |
| 18 | static_assert(sizeof(pthread_t) == sizeof(LIBC_NAMESPACE::Thread), |
| 19 | "Mismatch between pthread_t and internal Thread."); |
| 20 | |
| 21 | LLVM_LIBC_FUNCTION(int, pthread_equal, (pthread_t lhs, pthread_t rhs)) { |
| 22 | auto *lhs_internal = reinterpret_cast<Thread *>(&lhs); |
| 23 | auto *rhs_internal = reinterpret_cast<Thread *>(&rhs); |
| 24 | return *lhs_internal == *rhs_internal; |
| 25 | } |
| 26 | |
| 27 | } // namespace LIBC_NAMESPACE |
| 28 |