Initial revision

From-SVN: r77
This commit is contained in:
Michael Meissner 1991-11-27 20:06:32 +00:00
parent 2055cea71d
commit 301264e6e9

79
gcc/ginclude/stddef.h Normal file
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#ifndef _STDDEF_H
#ifndef _STDDEF_H_
#define _STDDEF_H
#define _STDDEF_H_
#ifndef __sys_stdtypes_h
/* This avoids lossage on Sunos but only if stdtypes.h comes first.
There's no way to win with the other order! Sun lossage. */
/* Signed type of difference of two pointers. */
#ifndef _PTRDIFF_T /* in case <sys/types.h> has defined it. */
#ifndef _T_PTRDIFF
#ifndef __PTRDIFF_T
#ifndef _PTRDIFF_T_
#ifndef ___int_ptrdiff_t_h
#define _PTRDIFF_T
#define _T_PTRDIFF
#define __PTRDIFF_T
#define _PTRDIFF_T_
#define ___int_ptrdiff_t_h
typedef __PTRDIFF_TYPE__ ptrdiff_t;
#endif /* ___int_ptrdiff_t_h */
#endif /* _PTRDIFF_T_ */
#endif /* __PTRDIFF_T */
#endif /* _T_PTRDIFF */
#endif /* _PTRDIFF_T */
/* Unsigned type of `sizeof' something. */
#ifndef _SIZE_T /* in case <sys/types.h> has defined it. */
#ifndef _T_SIZE
#ifndef __SIZE_T
#ifndef _SIZE_T_
#ifndef ___int_size_t_h
#define _SIZE_T
#define _T_SIZE
#define __SIZE_T
#define _SIZE_T_
#define ___int_size_t_h
typedef __SIZE_TYPE__ size_t;
#endif /* ___int_size_t_h */
#endif /* _SIZE_T_ */
#endif /* __SIZE_T */
#endif /* _T_SIZE */
#endif /* _SIZE_T */
/* Data type for wide chars. */
#ifndef _WCHAR_T
#ifndef _T_WCHAR_
#ifndef __WCHAR_T
#ifndef _WCHAR_T_
#ifndef ___int_wchar_t_h
#define _WCHAR_T
#define _T_WCHAR_
#define __WCHAR_T
#define _WCHAR_T_
#define ___int_wchar_t_h
typedef __WCHAR_TYPE__ wchar_t;
#endif
#endif
#endif
#endif
#endif
#endif /* __sys_stdtypes_h */
/* A null pointer constant. */
#undef NULL /* in case <stdio.h> has defined it. */
#define NULL ((void *)0)
/* Offset of member MEMBER in a struct of type TYPE. */
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif /* _STDDEF_H_ */
#endif /* _STDDEF_H */