+/* Copyright (C) 1989, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you include this header file into source
+ files compiled by GCC, this header file does not by itself cause
+ the resulting executable to be covered by the GNU General Public
+ License. This exception does not however invalidate any other
+ reasons why the executable file might be covered by the GNU General
+ Public License. */
+
/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * ISO C Standard: 7.15 Variable arguments <stdarg.h>
*/
-/* stdarg.h for GNU.
- Note that the type used in va_arg is supposed to match the
- actual type **after default promotions**.
- Thus, va_arg (..., short) is not valid. */
#ifndef _STDARG_H
#ifndef _ANSI_STDARG_H_
#endif /* not __need___va_list */
#undef __need___va_list
-#ifdef __clipper__
-#include <va-clipper.h>
-#else
-#ifdef __m88k__
-#include <va-m88k.h>
-#else
-#ifdef __i860__
-#include <va-i860.h>
-#else
-#ifdef __hppa__
-#include <va-pa.h>
-#else
-#ifdef __mips__
-#include <va-mips.h>
-#else
-#ifdef __sparc__
-#include <va-sparc.h>
-#else
-#ifdef __i960__
-#include <va-i960.h>
-#else
-#ifdef __alpha__
-#include <va-alpha.h>
-#else
-#if defined (__H8300__) || defined (__H8300H__)
-#include <va-h8300.h>
-#else
-#if defined (__PPC__) && defined (_CALL_SYSV)
-#include <va-ppc.h>
-#else
-
/* Define __gnuc_va_list. */
#ifndef __GNUC_VA_LIST
#define __GNUC_VA_LIST
-#if defined(__svr4__) || defined(_AIX) || defined(_M_UNIX) || defined(__NetBSD__) || (defined(__APPLE__) && defined(__ppc__))
-typedef char *__gnuc_va_list;
-#else
-typedef void *__gnuc_va_list;
-#endif
+typedef __builtin_va_list __gnuc_va_list;
#endif
/* Define the standard macros for the user,
if this invocation was from the user program. */
#ifdef _STDARG_H
-/* Amount of space required in an argument list for an arg of type TYPE.
- TYPE may alternatively be an expression whose type is used. */
-
-#if defined(sysV68)
-#define __va_rounded_size(TYPE) \
- (((sizeof (TYPE) + sizeof (short) - 1) / sizeof (short)) * sizeof (short))
-#else
-#define __va_rounded_size(TYPE) \
- (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
+#define va_start(v,l) __builtin_va_start(v,l)
+#define va_end(v) __builtin_va_end(v)
+#define va_arg(v,l) __builtin_va_arg(v,l)
+#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L
+#define va_copy(d,s) __builtin_va_copy(d,s)
#endif
+#define __va_copy(d,s) __builtin_va_copy(d,s)
-#define va_start(AP, LASTARG) \
- (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
-
-#undef va_end
-void va_end (__gnuc_va_list); /* Defined in libgcc.a */
-#define va_end(AP) ((void)0)
-
-/* We cast to void * and then to TYPE * because this avoids
- a warning about increasing the alignment requirement. */
-
-#if defined (__arm__) || defined (__i386__) || defined (__i860__) || defined (__ns32000__) || defined (__vax__)
-/* This is for little-endian machines; small args are padded upward. */
-#define va_arg(AP, TYPE) \
- (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
- *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE))))
-#else /* big-endian */
-/* This is for big-endian machines; small args are padded downward. */
-#define va_arg(AP, TYPE) \
- (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
- *((TYPE *) (void *) ((char *) (AP) \
- - ((sizeof (TYPE) < __va_rounded_size (char) \
- ? sizeof (TYPE) : __va_rounded_size (TYPE))))))
-#endif /* big-endian */
-#endif /* _STDARG_H */
-
-#endif /* not powerpc with V.4 calling sequence */
-#endif /* not h8300 */
-#endif /* not alpha */
-#endif /* not i960 */
-#endif /* not sparc */
-#endif /* not mips */
-#endif /* not hppa */
-#endif /* not i860 */
-#endif /* not m88k */
-#endif /* not clipper */
-
-#ifdef _STDARG_H
/* Define va_list, if desired, from __gnuc_va_list. */
/* We deliberately do not define va_list when called from
stdio.h, because ANSI C says that stdio.h is not supposed to define
#undef _BSD_VA_LIST
#endif
-#ifdef __svr4__
+#if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST))
/* SVR4.2 uses _VA_LIST for an internal alias for va_list,
so we must avoid testing it and setting it here.
SVR4 uses _VA_LIST as a flag in stdarg.h, but we should
#endif
#endif /* __i860__ */
typedef __gnuc_va_list va_list;
+#ifdef _SCO_DS
+#define __VA_LIST
+#endif
#endif /* _VA_LIST_ */
-#else /* not __svr4__ */
+#else /* not __svr4__ || _SCO_DS */
/* The macro _VA_LIST_ is the same thing used by this file in Ultrix.
But on BSD NET2 we must not test or define or undef it.
#ifndef _VA_LIST
/* The macro _VA_LIST_T_H is used in the Bull dpx2 */
#ifndef _VA_LIST_T_H
+/* The macro __va_list__ is used by BeOS. */
+#ifndef __va_list__
typedef __gnuc_va_list va_list;
+#endif /* not __va_list__ */
#endif /* not _VA_LIST_T_H */
#endif /* not _VA_LIST */
#endif /* not _VA_LIST_DEFINED */
#ifndef _VA_LIST_T_H
#define _VA_LIST_T_H
#endif
+#ifndef __va_list__
+#define __va_list__
+#endif
#endif /* not _VA_LIST_, except on certain systems */
projects / apple / xnu.git / blobdiff