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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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