190292Sobrien/* Copyright (C) 1989, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. 218334Speter 3132727SkanThis file is part of GCC. 490292Sobrien 5132727SkanGCC is free software; you can redistribute it and/or modify 690292Sobrienit under the terms of the GNU General Public License as published by 790292Sobrienthe Free Software Foundation; either version 2, or (at your option) 890292Sobrienany later version. 990292Sobrien 10132727SkanGCC is distributed in the hope that it will be useful, 1190292Sobrienbut WITHOUT ANY WARRANTY; without even the implied warranty of 1290292SobrienMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1390292SobrienGNU General Public License for more details. 1490292Sobrien 1590292SobrienYou should have received a copy of the GNU General Public License 16132727Skanalong with GCC; see the file COPYING. If not, write to 17169699Skanthe Free Software Foundation, 51 Franklin Street, Fifth Floor, 18169699SkanBoston, MA 02110-1301, USA. */ 1990292Sobrien 2090292Sobrien/* As a special exception, if you include this header file into source 2190292Sobrien files compiled by GCC, this header file does not by itself cause 2290292Sobrien the resulting executable to be covered by the GNU General Public 2390292Sobrien License. This exception does not however invalidate any other 2490292Sobrien reasons why the executable file might be covered by the GNU General 2590292Sobrien Public License. */ 2690292Sobrien 2790292Sobrien/* 2890292Sobrien * ISO C Standard: 7.15 Variable arguments <stdarg.h> 2990292Sobrien */ 3090292Sobrien 3118334Speter#ifndef _STDARG_H 3218334Speter#ifndef _ANSI_STDARG_H_ 3318334Speter#ifndef __need___va_list 3418334Speter#define _STDARG_H 3518334Speter#define _ANSI_STDARG_H_ 3618334Speter#endif /* not __need___va_list */ 3718334Speter#undef __need___va_list 3818334Speter 3952212Sobrien/* Define __gnuc_va_list. */ 4052212Sobrien 4118334Speter#ifndef __GNUC_VA_LIST 4218334Speter#define __GNUC_VA_LIST 4390292Sobrientypedef __builtin_va_list __gnuc_va_list; 4418334Speter#endif 4518334Speter 4618334Speter/* Define the standard macros for the user, 4718334Speter if this invocation was from the user program. */ 4818334Speter#ifdef _STDARG_H 4918334Speter 50117404Skan#define va_start(v,l) __builtin_va_start(v,l) 51117404Skan#define va_end(v) __builtin_va_end(v) 52117404Skan#define va_arg(v,l) __builtin_va_arg(v,l) 5390292Sobrien#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L 54117404Skan#define va_copy(d,s) __builtin_va_copy(d,s) 5518334Speter#endif 56117404Skan#define __va_copy(d,s) __builtin_va_copy(d,s) 5718334Speter 5818334Speter/* Define va_list, if desired, from __gnuc_va_list. */ 5918334Speter/* We deliberately do not define va_list when called from 6018334Speter stdio.h, because ANSI C says that stdio.h is not supposed to define 6118334Speter va_list. stdio.h needs to have access to that data type, 6218334Speter but must not use that name. It should use the name __gnuc_va_list, 6318334Speter which is safe because it is reserved for the implementation. */ 6418334Speter 6518334Speter#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */ 6618334Speter#undef _VA_LIST 6718334Speter#endif 6818334Speter 6918334Speter#ifdef _BSD_VA_LIST 7018334Speter#undef _BSD_VA_LIST 7118334Speter#endif 7218334Speter 7352212Sobrien#if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST)) 7418334Speter/* SVR4.2 uses _VA_LIST for an internal alias for va_list, 7518334Speter so we must avoid testing it and setting it here. 7618334Speter SVR4 uses _VA_LIST as a flag in stdarg.h, but we should 7718334Speter have no conflict with that. */ 7818334Speter#ifndef _VA_LIST_ 7918334Speter#define _VA_LIST_ 8018334Speter#ifdef __i860__ 8118334Speter#ifndef _VA_LIST 8218334Speter#define _VA_LIST va_list 8318334Speter#endif 8418334Speter#endif /* __i860__ */ 8518334Spetertypedef __gnuc_va_list va_list; 8652212Sobrien#ifdef _SCO_DS 8752212Sobrien#define __VA_LIST 8852212Sobrien#endif 8918334Speter#endif /* _VA_LIST_ */ 9052212Sobrien#else /* not __svr4__ || _SCO_DS */ 9118334Speter 9218334Speter/* The macro _VA_LIST_ is the same thing used by this file in Ultrix. 9318334Speter But on BSD NET2 we must not test or define or undef it. 9418334Speter (Note that the comments in NET 2's ansi.h 9518334Speter are incorrect for _VA_LIST_--see stdio.h!) */ 9618334Speter#if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT) 9718334Speter/* The macro _VA_LIST_DEFINED is used in Windows NT 3.5 */ 9818334Speter#ifndef _VA_LIST_DEFINED 9918334Speter/* The macro _VA_LIST is used in SCO Unix 3.2. */ 10018334Speter#ifndef _VA_LIST 10118334Speter/* The macro _VA_LIST_T_H is used in the Bull dpx2 */ 10218334Speter#ifndef _VA_LIST_T_H 10390292Sobrien/* The macro __va_list__ is used by BeOS. */ 10490292Sobrien#ifndef __va_list__ 10518334Spetertypedef __gnuc_va_list va_list; 10690292Sobrien#endif /* not __va_list__ */ 10718334Speter#endif /* not _VA_LIST_T_H */ 10818334Speter#endif /* not _VA_LIST */ 10918334Speter#endif /* not _VA_LIST_DEFINED */ 11018334Speter#if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__)) 11118334Speter#define _VA_LIST_ 11218334Speter#endif 11318334Speter#ifndef _VA_LIST 11418334Speter#define _VA_LIST 11518334Speter#endif 11618334Speter#ifndef _VA_LIST_DEFINED 11718334Speter#define _VA_LIST_DEFINED 11818334Speter#endif 11918334Speter#ifndef _VA_LIST_T_H 12018334Speter#define _VA_LIST_T_H 12118334Speter#endif 12290292Sobrien#ifndef __va_list__ 12390292Sobrien#define __va_list__ 12490292Sobrien#endif 12518334Speter 12618334Speter#endif /* not _VA_LIST_, except on certain systems */ 12718334Speter 12818334Speter#endif /* not __svr4__ */ 12918334Speter 13018334Speter#endif /* _STDARG_H */ 13118334Speter 13218334Speter#endif /* not _ANSI_STDARG_H_ */ 13318334Speter#endif /* not _STDARG_H */ 134