include/stdbool.h

   1 /*
   2  * Copyright (c) 2000 Jeroen Ruigrok van der Werven <asmodai@FreeBSD.org>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/include/stdbool.h,v 1.4.2.2 2002/06/19 06:05:26 obrien Exp $
  27  * $DragonFly: src/include/stdbool.h,v 1.3 2005/02/03 17:40:15 joerg Exp $
  28  */
  29
  30 #ifndef _STDBOOL_H_
  31 #define _STDBOOL_H_
  32
  33 #define __bool_true_false_are_defined   1
  34
  35 #ifndef __cplusplus
  36
  37 #include <sys/cdefs.h>
  38
  39 #define false   0
  40 #define true    1
  41
  42 #define bool    _Bool
  43 #if __STDC_VERSION__ < 199901L && !__GNUC_PREREQ__(3, 0)
  44 typedef int     _Bool;
  45 #endif
  46
  47 #endif /* !__cplusplus */
  48
  49 #endif /* !_STDBOOL_H_ */