[CRT] Import stdbool.h from CLANG
[reactos.git] / sdk / include / crt / stdbool.h
1 /*===---- stdbool.h - Standard header for booleans -------------------------===
2 *
3 * Copyright (c) 2008 Eli Friedman
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 * THE SOFTWARE.
22 *
23 *===-----------------------------------------------------------------------===
24 */
25
26 #ifndef __STDBOOL_H
27 #define __STDBOOL_H
28
29 /* Don't define bool, true, and false in C++, except as a GNU extension. */
30 #ifndef __cplusplus
31 #define bool _Bool
32 #define true 1
33 #define false 0
34 #elif defined(__GNUC__) && !defined(__STRICT_ANSI__)
35 /* Define _Bool as a GNU extension. */
36 #define _Bool bool
37 #if __cplusplus < 201103L
38 /* For C++98, define bool, false, true as a GNU extension. */
39 #define bool bool
40 #define false false
41 #define true true
42 #endif
43 #endif
44
45 #define __bool_true_false_are_defined 1
46
47 #endif /* __STDBOOL_H */