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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-12-13 19:58:21 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-12-13 19:58:21 +0000 |
commit | bd0301c60ba56f776240e57e95d6393a7e87e2e2 (patch) | |
tree | 008f3babfa050d638abb278be826f97b57e2e81c /nuttx/include/stdbool.h | |
parent | ea45a3718fc280b291b2f45d467a2494973636fa (diff) | |
download | px4-nuttx-bd0301c60ba56f776240e57e95d6393a7e87e2e2.tar.gz px4-nuttx-bd0301c60ba56f776240e57e95d6393a7e87e2e2.tar.bz2 px4-nuttx-bd0301c60ba56f776240e57e95d6393a7e87e2e2.zip |
Add stdbool.h
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2331 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/include/stdbool.h')
-rwxr-xr-x | nuttx/include/stdbool.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/nuttx/include/stdbool.h b/nuttx/include/stdbool.h new file mode 100755 index 000000000..d290ca18a --- /dev/null +++ b/nuttx/include/stdbool.h @@ -0,0 +1,71 @@ +/**************************************************************************** + * include/stdbool.h + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __INCLUDE_STDBOOL_H +#define __INCLUDE_STDBOOL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <nuttx/compiler.h> + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* bool, true, and false must be provided as macros so that they can be + * redefined by the application if necessary. + */ + +#define bool _Bool +#define true 1 +#define false 0 + +#define __bool_true_false_are_defined 1 + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/* A byte is the smallest address memory element (at least in architectures + * that do not support bit banding. We select ubyte versus the more standard + * int as the underlying type to minimize the RAM footprint of the executable. + */ + +typedef ubyte _Bool; + +#endif /* __INCLUDE_STDBOOL_H */ |