stdbool.h
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上传日期:2009-04-28
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- /* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
- This file is part of GCC.
- GCC is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
- GCC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GCC; see the file COPYING. If not, write to
- the Free Software Foundation, 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
- /* As a special exception, if you include this header file into source
- files compiled by GCC, this header file does not by itself cause
- the resulting executable to be covered by the GNU General Public
- License. This exception does not however invalidate any other
- reasons why the executable file might be covered by the GNU General
- Public License. */
- /*
- * ISO C Standard: 7.16 Boolean type and values <stdbool.h>
- */
- #ifndef _STDBOOL_H
- #define _STDBOOL_H
- #ifndef __cplusplus
- #define bool _Bool
- #define true 1
- #define false 0
- #else /* __cplusplus */
- /* Supporting <stdbool.h> in C++ is a GCC extension. */
- #define _Bool bool
- #define bool bool
- #define false false
- #define true true
- #endif /* __cplusplus */
- /* Signal that all the definitions are present. */
- #define __bool_true_false_are_defined 1
- #endif /* stdbool.h */