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#define __bool_true_false_are_defined 1 14 15#if defined(__STDC_VERSION__) && __STDC_VERSION__ > 201710L 16/* FIXME: We should be issuing a deprecation warning here, but cannot yet due 17 * to system headers which include this header file unconditionally. 18 */ 19#elif !defined(__cplusplus) 20#define bool _Bool 21#define true 1 22#define false 0 23#elif defined(__GNUC__) && !defined(__STRICT_ANSI__) 24/* Define _Bool as a GNU extension. */ 25#define _Bool bool 26#if defined(__cplusplus) && __cplusplus < 201103L 27/* For C++98, define bool, false, true as a GNU extension. */ 28#define bool bool 29#define false false 30#define true true 31#endif 32#endif 33 34#endif /* __STDBOOL_H */ 35