45 lines
1.7 KiB
C
45 lines
1.7 KiB
C
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/*===---- stdbool.h - Standard header for booleans -------------------------===
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*
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* Copyright (c) 2008 Eli Friedman
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*===-----------------------------------------------------------------------===
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*/
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#ifndef __STDBOOL_H
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#define __STDBOOL_H
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/* Don't define bool, true, and false in C++, except as a GNU extension. */
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#ifndef __cplusplus
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#define bool _Bool
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#define true 1
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#define false 0
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#elif defined(__GNUC__) && !defined(__STRICT_ANSI__)
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/* Define _Bool, bool, false, true as a GNU extension. */
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#define _Bool bool
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#define bool bool
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#define false false
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#define true true
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#endif
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#define __bool_true_false_are_defined 1
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#endif /* __STDBOOL_H */
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