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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, bool, false, true as a GNU extension. */ | |
36 #define _Bool bool | |
37 #define bool bool | |
38 #define false false | |
39 #define true true | |
40 #endif | |
41 | |
42 #define __bool_true_false_are_defined 1 | |
43 | |
44 #endif /* __STDBOOL_H */ | |
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