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- /* stddef.h standard header for the RISC OS SharedCLibrary.
- Copyright (c) 1997-2005 Nick Burrett
- All rights reserved.
-
- 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. The name of the author may not be used to endorse or promote products
- derived from this software without specific prior written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 __STDDEF_H
- #define __STDDEF_H
-
- /* Signed type of difference of two pointers. */
- #ifndef __PTRDIFF_TYPE__
- #define __PTRDIFF_TYPE__ int
- #endif
- typedef __PTRDIFF_TYPE__ ptrdiff_t;
-
-
- /* Unsigned type of sizeof something. */
- #ifndef __size_t
- #define __size_t 1
- #endif
- #ifndef __SIZE_TYPE__
- #define __SIZE_TYPE__ unsigned int
- #endif
- #ifndef size_t
- typedef __SIZE_TYPE__ size_t;
- #endif
-
- /* Wide character type. */
- #ifndef __WCHAR_TYPE__
- #define __WCHAR_TYPE__ int
- #endif
- #ifndef __cplusplus
- typedef __WCHAR_TYPE__ wchar_t;
- #endif
-
- typedef void *ptr_t;
-
- #ifndef NULL
- #define NULL (0)
- #endif
-
- /* Offset of member 'member' in a struct of type 'type'. */
- #define offsetof(type, member) ((size_t) &((type *)0)->member)
-
- #endif
-