| //===-- Definition of once_flag type --------------------------------------===// |
| // |
| // 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 __LLVM_LIBC_TYPES_ONCE_FLAG_H__ |
| #define __LLVM_LIBC_TYPES_ONCE_FLAG_H__ |
| |
| #include <llvm-libc-types/__futex_word.h> |
| |
| #ifdef __unix__ |
| typedef __futex_word once_flag; |
| #else |
| #error "Once flag type not defined for the target platform." |
| #endif |
| |
| #endif // __LLVM_LIBC_TYPES_ONCE_FLAG_H__ |
