131 lines
3.0 KiB
C
131 lines
3.0 KiB
C
#ifndef __GNUC__
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/* Use the system's macros with the system's compiler. */
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#include <varargs.h>
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#else
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/* Record that varargs.h is defined; this turns off stdarg.h. */
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#ifndef _VARARGS_H
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#define _VARARGS_H
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#ifdef __sparc__
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#include "va-sparc.h"
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#else
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#ifdef __spur__
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#include "va-spur.h"
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#else
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#ifdef __mips__
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#include "va-mips.h"
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#else
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#ifdef __i860__
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#include "va-i860.h"
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#else
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#ifdef __pyr__
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#include "va-pyr.h"
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#else
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#ifdef __m88k__
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#include "va-m88k.h"
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#else
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#ifdef __hppa__
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#include "va-pa.h"
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#else
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#ifdef __i960__
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#include "va-i960.h"
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#else
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#ifdef __NeXT__
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/* On Next, erase any vestiges of stdarg.h. */
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#undef va_alist
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#undef va_dcl
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#undef va_list
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#undef va_start
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#undef va_end
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#undef __va_rounded_size
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#undef va_arg
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#endif /* __NeXT__ */
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/* In GCC version 2, we want an ellipsis at the end of the declaration
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of the argument list. GCC version 1 can't parse it. */
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#if __GNUC__ > 1
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#define __va_ellipsis ...
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#else
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#define __va_ellipsis
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#endif
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/* These macros implement traditional (non-ANSI) varargs
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for GNU C. */
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#define va_alist __builtin_va_alist
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/* The ... causes current_function_varargs to be set in cc1. */
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#define va_dcl int __builtin_va_alist; __va_ellipsis
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#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */
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#undef _VA_LIST
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#endif
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/* The macro _VA_LIST_ is the same thing used by this file in Ultrix. */
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/* But in 4.3bsd-net2, _VA_LIST_ has another meaning. So ignore it. */
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#if !defined (_VA_LIST_) || defined (_ANSI_H)
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/* The macro _VA_LIST is used in SCO Unix 3.2. */
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#ifndef _VA_LIST
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#ifndef _VA_LIST_
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#define _VA_LIST_
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#endif
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#define _VA_LIST
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/* Make this a macro rather than a typedef, so we can undef any other defn. */
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#define va_list __va___list
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typedef char * __va___list;
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#endif /* _VA_LIST */
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#endif /* !defined (_VA_LIST_) || defined (_ANSI_H) */
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/* In 4.3bsd-net2, it is said we must #undef this.
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I hope this successfully identifies that system.
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I don't know why this works--rms. */
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#ifdef _ANSI_H_
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#undef _VA_LIST_
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#endif
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#define va_start(AP) AP=(char *) &__builtin_va_alist
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#define va_end(AP)
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#define __va_rounded_size(TYPE) \
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(((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
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#define va_arg(AP, TYPE) \
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(AP += __va_rounded_size (TYPE), \
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*((TYPE *) (AP - __va_rounded_size (TYPE))))
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#endif /* not i960 */
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#endif /* not hppa */
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#endif /* not m88k */
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#endif /* not pyr */
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#endif /* not i860 */
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#endif /* not mips */
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#endif /* not spur */
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#endif /* not sparc */
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#endif /* not _VARARGS_H */
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#ifdef __GNUC_VA_LIST
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/* If an include file defined __GNUC_VA_LIST,
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copy it into va_list. */
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#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */
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#undef _VA_LIST
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#endif
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/* The macro _VA_LIST_ is the same thing used by this file in Ultrix. */
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#ifndef _VA_LIST_
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/* The macro _VA_LIST is used in SCO Unix 3.2. */
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#ifndef _VA_LIST
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#define _VA_LIST_
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#define _VA_LIST
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typedef __gnuc_va_list va_list;
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#endif /* _VA_LIST */
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#endif /* _VA_LIST_ */
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#endif /* __GNUC_VA_LIST */
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#endif /* __GNUC__ */
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