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| 1 | //===-- Definition of once_flag type --------------------------------------===// |
|---|---|
| 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 | #ifndef LLVM_LIBC_TYPES_ONCE_FLAG_H |
| 10 | #define LLVM_LIBC_TYPES_ONCE_FLAG_H |
| 11 | |
| 12 | #include "__futex_word.h" |
| 13 | |
| 14 | #ifdef __linux__ |
| 15 | typedef __futex_word once_flag; |
| 16 | #else |
| 17 | #error "Once flag type not defined for the target platform." |
| 18 | #endif |
| 19 | |
| 20 | #endif // LLVM_LIBC_TYPES_ONCE_FLAG_H |
| 21 |
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