f64632475d
gcc "do the right thing" when running standalone on FreeBSD
312 lines
8.7 KiB
C
312 lines
8.7 KiB
C
#ifndef _STDDEF_H
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#ifndef _STDDEF_H_
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#ifndef _ANSI_STDDEF_H
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#ifndef __STDDEF_H__
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/* Any one of these symbols __need_* means that GNU libc
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wants us just to define one data type. So don't define
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the symbols that indicate this file's entire job has been done. */
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#if (!defined(__need_wchar_t) && !defined(__need_size_t) \
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&& !defined(__need_ptrdiff_t) && !defined(__need_NULL))
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#define _STDDEF_H
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#define _STDDEF_H_
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/* snaroff@next.com says the NeXT needs this. */
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#define _ANSI_STDDEF_H
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/* Irix 5.1 needs this. */
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#define __STDDEF_H__
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#endif
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#ifndef __sys_stdtypes_h
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/* This avoids lossage on SunOS but only if stdtypes.h comes first.
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There's no way to win with the other order! Sun lossage. */
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/* On 4.3bsd-net2, make sure ansi.h is included, so we have
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one less case to deal with in the following. */
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#if defined (__BSD_NET2__) || defined (____386BSD____) || defined (__FreeBSD__) || defined(__NetBSD__)
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#include <machine/ansi.h>
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#endif
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/* In 4.3bsd-net2, machine/ansi.h defines these symbols, which are
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defined if the corresponding type is *not* defined.
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FreeBSD-2.1 defines _MACHINE_ANSI_H_ instead of _ANSI_H_ */
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#if defined(_ANSI_H_) || defined(_MACHINE_ANSI_H_)
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#if !defined(_SIZE_T_) && !defined(_BSD_SIZE_T_)
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#define _SIZE_T
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#endif
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#if !defined(_PTRDIFF_T_) && !defined(_BSD_PTRDIFF_T_)
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#define _PTRDIFF_T
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#endif
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/* On BSD/386 1.1, at least, machine/ansi.h defines _BSD_WCHAR_T_
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instead of _WCHAR_T_. */
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#if !defined(_WCHAR_T_) && !defined(_BSD_WCHAR_T_)
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#ifndef _BSD_WCHAR_T_
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#define _WCHAR_T
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#endif
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#endif
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/* Undef _FOO_T_ if we are supposed to define foo_t. */
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#if defined (__need_ptrdiff_t) || defined (_STDDEF_H_)
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#undef _PTRDIFF_T_
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#undef _BSD_PTRDIFF_T_
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#endif
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#if defined (__need_size_t) || defined (_STDDEF_H_)
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#undef _SIZE_T_
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#undef _BSD_SIZE_T_
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#endif
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#if defined (__need_wchar_t) || defined (_STDDEF_H_)
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#undef _WCHAR_T_
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#undef _BSD_WCHAR_T_
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#endif
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#endif /* defined(_ANSI_H_) || defined(_MACHINE_ANSI_H_) */
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/* Sequent's header files use _PTRDIFF_T_ in some conflicting way.
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Just ignore it. */
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#if defined (__sequent__) && defined (_PTRDIFF_T_)
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#undef _PTRDIFF_T_
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#endif
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/* On VxWorks, <type/vxTypesBase.h> may have defined macros like
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_TYPE_size_t which will typedef size_t. fixincludes patched the
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vxTypesBase.h so that this macro is only defined if _GCC_SIZE_T is
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not defined, and so that defining this macro defines _GCC_SIZE_T.
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If we find that the macros are still defined at this point, we must
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invoke them so that the type is defined as expected. */
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#if defined (TYPE_ptrdiff_t) && (defined (__need_ptrdiff_t) || defined (_STDDEF_H_))
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_TYPE_ptrdiff_t;
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#undef _TYPE_ptrdiff_t
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#endif
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#if defined (_TYPE_size_t) && (defined (__need_size_t) || defined (_STDDEF_H_))
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_TYPE_size_t;
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#undef _TYPE_size_t
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#endif
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#if defined (_TYPE_wchar_t) && (defined (__need_wchar_t) || defined (_STDDEF_H_))
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_TYPE_wchar_t;
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#undef _TYPE_wchar_t
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#endif
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/* In case nobody has defined these types, but we aren't running under
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GCC 2.00, make sure that __PTRDIFF_TYPE__, __SIZE__TYPE__, and
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__WCHAR_TYPE__ have reasonable values. This can happen if the
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parts of GCC is compiled by an older compiler, that actually
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include gstddef.h, such as collect2. */
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/* Signed type of difference of two pointers. */
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/* Define this type if we are doing the whole job,
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or if we want this type in particular. */
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#if defined (_STDDEF_H) || defined (__need_ptrdiff_t)
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#ifndef _PTRDIFF_T /* in case <sys/types.h> has defined it. */
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#ifndef _T_PTRDIFF_
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#ifndef _T_PTRDIFF
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#ifndef __PTRDIFF_T
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#ifndef _PTRDIFF_T_
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#ifndef _BSD_PTRDIFF_T_
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#ifndef ___int_ptrdiff_t_h
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#ifndef _GCC_PTRDIFF_T
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#define _PTRDIFF_T
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#define _T_PTRDIFF_
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#define _T_PTRDIFF
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#define __PTRDIFF_T
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#define _PTRDIFF_T_
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#define _BSD_PTRDIFF_T_
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#define ___int_ptrdiff_t_h
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#define _GCC_PTRDIFF_T
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#ifndef __PTRDIFF_TYPE__
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#define __PTRDIFF_TYPE__ long int
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#endif
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typedef __PTRDIFF_TYPE__ ptrdiff_t;
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#endif /* _GCC_PTRDIFF_T */
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#endif /* ___int_ptrdiff_t_h */
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#endif /* _BSD_PTRDIFF_T_ */
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#endif /* _PTRDIFF_T_ */
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#endif /* __PTRDIFF_T */
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#endif /* _T_PTRDIFF */
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#endif /* _T_PTRDIFF_ */
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#endif /* _PTRDIFF_T */
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/* If this symbol has done its job, get rid of it. */
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#undef __need_ptrdiff_t
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#endif /* _STDDEF_H or __need_ptrdiff_t. */
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/* Unsigned type of `sizeof' something. */
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/* Define this type if we are doing the whole job,
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or if we want this type in particular. */
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#if defined (_STDDEF_H) || defined (__need_size_t)
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#ifndef _SIZE_T /* in case <sys/types.h> has defined it. */
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#ifndef _SYS_SIZE_T_H
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#ifndef _T_SIZE_
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#ifndef _T_SIZE
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#ifndef __SIZE_T
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#ifndef _SIZE_T_
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#ifndef _BSD_SIZE_T_
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#ifndef _SIZE_T_DEFINED_
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#ifndef _SIZE_T_DEFINED
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#ifndef ___int_size_t_h
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#ifndef _GCC_SIZE_T
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#ifndef _SIZET_
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#ifndef __size_t
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#define _SIZE_T
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#define _SYS_SIZE_T_H
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#define _T_SIZE_
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#define _T_SIZE
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#define __SIZE_T
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#define _SIZE_T_
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#define _BSD_SIZE_T_
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#define _SIZE_T_DEFINED_
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#define _SIZE_T_DEFINED
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#define ___int_size_t_h
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#define _GCC_SIZE_T
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#define _SIZET_
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#define __size_t
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#ifndef __SIZE_TYPE__
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#define __SIZE_TYPE__ long unsigned int
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#endif
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#if !(defined (__GNUG__) && defined (size_t))
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typedef __SIZE_TYPE__ size_t;
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#endif /* !(defined (__GNUG__) && defined (size_t)) */
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#endif /* __size_t */
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#endif /* _SIZET_ */
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#endif /* _GCC_SIZE_T */
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#endif /* ___int_size_t_h */
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#endif /* _SIZE_T_DEFINED */
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#endif /* _SIZE_T_DEFINED_ */
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#endif /* _BSD_SIZE_T_ */
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#endif /* _SIZE_T_ */
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#endif /* __SIZE_T */
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#endif /* _T_SIZE */
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#endif /* _T_SIZE_ */
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#endif /* _SYS_SIZE_T_H */
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#endif /* _SIZE_T */
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#undef __need_size_t
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#endif /* _STDDEF_H or __need_size_t. */
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/* Wide character type.
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Locale-writers should change this as necessary to
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be big enough to hold unique values not between 0 and 127,
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and not (wchar_t) -1, for each defined multibyte character. */
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/* Define this type if we are doing the whole job,
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or if we want this type in particular. */
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#if defined (_STDDEF_H) || defined (__need_wchar_t)
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#ifndef _WCHAR_T
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#ifndef _T_WCHAR_
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#ifndef _T_WCHAR
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#ifndef __WCHAR_T
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#ifndef _WCHAR_T_
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#ifndef _BSD_WCHAR_T_
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#ifndef _WCHAR_T_DEFINED_
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#ifndef _WCHAR_T_DEFINED
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#ifndef _WCHAR_T_H
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#ifndef ___int_wchar_t_h
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#ifndef __INT_WCHAR_T_H
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#ifndef _GCC_WCHAR_T
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#define _WCHAR_T
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#define _T_WCHAR_
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#define _T_WCHAR
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#define __WCHAR_T
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#define _WCHAR_T_
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#define _BSD_WCHAR_T_
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#define _WCHAR_T_DEFINED_
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#define _WCHAR_T_DEFINED
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#define _WCHAR_T_H
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#define ___int_wchar_t_h
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#define __INT_WCHAR_T_H
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#define _GCC_WCHAR_T
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/* On BSD/386 1.1, at least, machine/ansi.h defines _BSD_WCHAR_T_
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instead of _WCHAR_T_, and _BSD_RUNE_T_ (which, unlike the other
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symbols in the _FOO_T_ family, stays defined even after its
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corresponding type is defined). If we define wchar_t, then we
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must undef _WCHAR_T_; for BSD/386 1.1 (and perhaps others), if
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we undef _WCHAR_T_, then we must also define rune_t, since
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headers like runetype.h assume that if machine/ansi.h is included,
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and _BSD_WCHAR_T_ is not defined, then rune_t is available.
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machine/ansi.h says, "Note that _WCHAR_T_ and _RUNE_T_ must be of
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the same type." */
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#ifdef _BSD_WCHAR_T_
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#undef _BSD_WCHAR_T_
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#ifdef _BSD_RUNE_T_
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#if !defined (_ANSI_SOURCE) && !defined (_POSIX_SOURCE)
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typedef _BSD_RUNE_T_ rune_t;
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#endif
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#endif
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#endif
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#ifndef __WCHAR_TYPE__
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#define __WCHAR_TYPE__ int
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#endif
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#ifndef __cplusplus
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typedef __WCHAR_TYPE__ wchar_t;
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#endif
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#undef __need_wchar_t
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#endif /* _STDDEF_H or __need_wchar_t. */
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/* In 4.3bsd-net2, leave these undefined to indicate that size_t, etc.
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are already defined. */
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#if defined(_ANSI_H_) || defined(_MACHINE_ANSI_H_)
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/* The references to _GCC_PTRDIFF_T_, _GCC_SIZE_T_, and _GCC_WCHAR_T_
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are probably typos and should be removed before 2.8 is released. */
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#ifdef _GCC_PTRDIFF_T_
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#undef _PTRDIFF_T_
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#undef _BSD_PTRDIFF_T_
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#endif
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#ifdef _GCC_SIZE_T_
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#undef _SIZE_T_
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#undef _BSD_SIZE_T_
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#endif
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#ifdef _GCC_WCHAR_T_
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#undef _WCHAR_T_
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#undef _BSD_WCHAR_T_
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#endif
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/* The following ones are the real ones. */
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#ifdef _GCC_PTRDIFF_T
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#undef _PTRDIFF_T_
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#undef _BSD_PTRDIFF_T_
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#endif
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#ifdef _GCC_SIZE_T
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#undef _SIZE_T_
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#undef _BSD_SIZE_T_
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#endif
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#ifdef _GCC_WCHAR_T
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#undef _WCHAR_T_
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#undef _BSD_WCHAR_T_
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#endif
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#endif /* defined(_ANSI_H_) || defined(_MACHINE_ANSI_H_) */
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#endif /* __sys_stdtypes_h */
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/* A null pointer constant. */
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#if defined (_STDDEF_H) || defined (__need_NULL)
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#undef NULL /* in case <stdio.h> has defined it. */
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#define NULL ((void *)0)
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#endif /* NULL not defined and <stddef.h> or need NULL. */
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#undef __need_NULL
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#ifdef _STDDEF_H
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/* Offset of member MEMBER in a struct of type TYPE. */
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#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
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#endif /* _STDDEF_H was defined this time */
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#endif /* __STDDEF_H__ was not defined before */
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#endif /* _ANSI_STDDEF_H was not defined before */
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#endif /* _STDDEF_H_ was not defined before */
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#endif /* _STDDEF_H was not defined before */
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