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128 lines
4.0 KiB
C
128 lines
4.0 KiB
C
4 years ago
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/* Copyright (C) 1989-2020 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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/*
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* ISO C Standard: 7.15 Variable arguments <stdarg.h>
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*/
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#ifndef _STDARG_H
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#ifndef _ANSI_STDARG_H_
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#ifndef __need___va_list
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#define _STDARG_H
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#define _ANSI_STDARG_H_
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#endif /* not __need___va_list */
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#undef __need___va_list
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/* Define __gnuc_va_list. */
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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 the standard macros for the user,
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if this invocation was from the user program. */
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#ifdef _STDARG_H
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#define va_start(v,l) __builtin_va_start(v,l)
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#define va_end(v) __builtin_va_end(v)
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#define va_arg(v,l) __builtin_va_arg(v,l)
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#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L \
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|| __cplusplus + 0 >= 201103L
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#define va_copy(d,s) __builtin_va_copy(d,s)
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#endif
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#define __va_copy(d,s) __builtin_va_copy(d,s)
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/* Define va_list, if desired, from __gnuc_va_list. */
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/* We deliberately do not define va_list when called from
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stdio.h, because ANSI C says that stdio.h is not supposed to define
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va_list. stdio.h needs to have access to that data type,
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but must not use that name. It should use the name __gnuc_va_list,
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which is safe because it is reserved for the implementation. */
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#ifdef _BSD_VA_LIST
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#undef _BSD_VA_LIST
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#endif
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#if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST))
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/* SVR4.2 uses _VA_LIST for an internal alias for va_list,
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so we must avoid testing it and setting it here.
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SVR4 uses _VA_LIST as a flag in stdarg.h, but we should
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have no conflict with that. */
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#ifndef _VA_LIST_
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#define _VA_LIST_
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#ifdef __i860__
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#ifndef _VA_LIST
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#define _VA_LIST va_list
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#endif
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#endif /* __i860__ */
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typedef __gnuc_va_list va_list;
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#ifdef _SCO_DS
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#define __VA_LIST
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#endif
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#endif /* _VA_LIST_ */
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#else /* not __svr4__ || _SCO_DS */
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/* The macro _VA_LIST_ is the same thing used by this file in Ultrix.
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But on BSD NET2 we must not test or define or undef it.
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(Note that the comments in NET 2's ansi.h
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are incorrect for _VA_LIST_--see stdio.h!) */
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#if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT)
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/* The macro _VA_LIST_DEFINED is used in Windows NT 3.5 */
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#ifndef _VA_LIST_DEFINED
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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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/* The macro _VA_LIST_T_H is used in the Bull dpx2 */
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#ifndef _VA_LIST_T_H
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/* The macro __va_list__ is used by BeOS. */
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#ifndef __va_list__
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typedef __gnuc_va_list va_list;
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#endif /* not __va_list__ */
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#endif /* not _VA_LIST_T_H */
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#endif /* not _VA_LIST */
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#endif /* not _VA_LIST_DEFINED */
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#if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__))
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#define _VA_LIST_
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#endif
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#ifndef _VA_LIST
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#define _VA_LIST
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#endif
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#ifndef _VA_LIST_DEFINED
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#define _VA_LIST_DEFINED
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#endif
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#ifndef _VA_LIST_T_H
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#define _VA_LIST_T_H
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#endif
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#ifndef __va_list__
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#define __va_list__
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#endif
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#endif /* not _VA_LIST_, except on certain systems */
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#endif /* not __svr4__ */
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#endif /* _STDARG_H */
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#endif /* not _ANSI_STDARG_H_ */
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#endif /* not _STDARG_H */
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