52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
/* $OpenBSD: varargs.h,v 1.4 2020/07/21 23:09:00 daniel Exp $ */
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/*
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* Copyright (c) 2003, 2004 Marc espie <espie@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _VARARGS_H_
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#define _VARARGS_H_
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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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#define __va_ellipsis ...
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/* ??? We don't process attributes correctly in K&R argument context. */
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typedef int __builtin_va_alist_t __attribute__((__mode__(__word__)));
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/* ??? It would be nice to get rid of the ellipsis here. It causes
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current_function_varargs to be set in cc1. */
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#define va_dcl __builtin_va_alist_t __builtin_va_alist; ...
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/* Define __gnuc_va_list, just as in stdarg.h. */
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#ifndef __GNUC_VA_LIST
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#define __GNUC_VA_LIST
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typedef __builtin_va_list __gnuc_va_list;
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#endif
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#define va_start(v) __builtin_varargs_start((v))
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#define va_end __builtin_va_end
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#define va_arg __builtin_va_arg
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#define __va_copy(d,s) __builtin_va_copy((d),(s))
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/* Define va_list from __gnuc_va_list. */
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typedef __gnuc_va_list va_list;
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#endif /* _VARARGS_H_ */
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