Logan Chien | df4f766 | 2019-09-04 16:45:23 -0700 | [diff] [blame] | 1 | /*===---- stdbool.h - Standard header for booleans -------------------------=== |
| 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 | |
| 10 | #ifndef __STDBOOL_H |
| 11 | #define __STDBOOL_H |
| 12 | |
| 13 | /* Don't define bool, true, and false in C++, except as a GNU extension. */ |
| 14 | #ifndef __cplusplus |
| 15 | #define bool _Bool |
| 16 | #define true 1 |
| 17 | #define false 0 |
| 18 | #elif defined(__GNUC__) && !defined(__STRICT_ANSI__) |
| 19 | /* Define _Bool as a GNU extension. */ |
| 20 | #define _Bool bool |
| 21 | #if __cplusplus < 201103L |
| 22 | /* For C++98, define bool, false, true as a GNU extension. */ |
| 23 | #define bool bool |
| 24 | #define false false |
| 25 | #define true true |
| 26 | #endif |
| 27 | #endif |
| 28 | |
| 29 | #define __bool_true_false_are_defined 1 |
| 30 | |
| 31 | #endif /* __STDBOOL_H */ |