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