| 1 | //===-- Linux implementation of the cnd_signal 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 "src/threads/cnd_signal.h" |
| 10 | #include "src/__support/common.h" |
| 11 | #include "src/__support/macros/config.h" |
| 12 | #include "src/__support/threads/CndVar.h" |
| 13 | |
| 14 | #include <threads.h> // cnd_t, thrd_error, thrd_success |
| 15 | |
| 16 | namespace LIBC_NAMESPACE_DECL { |
| 17 | |
| 18 | static_assert(sizeof(CndVar) == sizeof(cnd_t)); |
| 19 | |
| 20 | LLVM_LIBC_FUNCTION(int, cnd_signal, (cnd_t * cond)) { |
| 21 | CndVar *cndvar = reinterpret_cast<CndVar *>(cond); |
| 22 | cndvar->notify_one(); |
| 23 | return thrd_success; |
| 24 | } |
| 25 | |
| 26 | } // namespace LIBC_NAMESPACE_DECL |
| 27 | |