207 lines
5.7 KiB
C
207 lines
5.7 KiB
C
|
/* 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_
|
||
|
|
#ifndef __need___va_list
|
||
|
|
#define _STDARG_H
|
||
|
|
#define _ANSI_STDARG_H_
|
||
|
|
#endif /* not __need___va_list */
|
||
|
|
#undef __need___va_list
|
||
|
|
|
||
|
|
#ifdef __clipper__
|
||
|
|
#include "arch/va-clipper.h"
|
||
|
|
#else
|
||
|
|
#ifdef __m88k__
|
||
|
|
#include "arch/va-m88k.h"
|
||
|
|
#else
|
||
|
|
#ifdef __i860__
|
||
|
|
#include "arch/va-i860.h"
|
||
|
|
#else
|
||
|
|
#ifdef __hppa__
|
||
|
|
#include "arch/va-pa.h"
|
||
|
|
#else
|
||
|
|
#ifdef __mips__
|
||
|
|
#include "arch/va-mips.h"
|
||
|
|
#else
|
||
|
|
#ifdef __sparc__
|
||
|
|
#include "arch/va-sparc.h"
|
||
|
|
#else
|
||
|
|
#ifdef __i960__
|
||
|
|
#include "arch/va-i960.h"
|
||
|
|
#else
|
||
|
|
#ifdef __alpha__
|
||
|
|
#include "arch/va-alpha.h"
|
||
|
|
#else
|
||
|
|
#if defined (__H8300__) || defined (__H8300H__) || defined (__H8300S__)
|
||
|
|
#include "arch/va-h8300.h"
|
||
|
|
#else
|
||
|
|
#if defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32))
|
||
|
|
#include "arch/va-ppc.h"
|
||
|
|
#else
|
||
|
|
#ifdef __arc__
|
||
|
|
#include "arch/va-arc.h"
|
||
|
|
#else
|
||
|
|
#ifdef __M32R__
|
||
|
|
#include "arch/va-m32r.h"
|
||
|
|
#else
|
||
|
|
#ifdef __sh__
|
||
|
|
#include "arch/va-sh.h"
|
||
|
|
#else
|
||
|
|
#ifdef __mn10300__
|
||
|
|
#include "arch/va-mn10300.h"
|
||
|
|
#else
|
||
|
|
#ifdef __mn10200__
|
||
|
|
#include "arch/va-mn10200.h"
|
||
|
|
#else
|
||
|
|
#ifdef __v850__
|
||
|
|
#include "arch/va-v850.h"
|
||
|
|
#else
|
||
|
|
|
||
|
|
/* Define __gnuc_va_list. */
|
||
|
|
|
||
|
|
#ifndef __GNUC_VA_LIST
|
||
|
|
#define __GNUC_VA_LIST
|
||
|
|
#if defined(__svr4__) || defined(_AIX) || defined(_M_UNIX) || defined(__NetBSD__)
|
||
|
|
typedef char *__gnuc_va_list;
|
||
|
|
#else
|
||
|
|
typedef void *__gnuc_va_list;
|
||
|
|
#endif
|
||
|
|
#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))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#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 */
|
||
|
|
|
||
|
|
/* Copy __gnuc_va_list into another variable of this type. */
|
||
|
|
#define __va_copy(dest, src) (dest) = (src)
|
||
|
|
|
||
|
|
#endif /* _STDARG_H */
|
||
|
|
|
||
|
|
#endif /* not v850 */
|
||
|
|
#endif /* not mn10200 */
|
||
|
|
#endif /* not mn10300 */
|
||
|
|
#endif /* not sh */
|
||
|
|
#endif /* not m32r */
|
||
|
|
#endif /* not arc */
|
||
|
|
#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
|
||
|
|
va_list. stdio.h needs to have access to that data type,
|
||
|
|
but must not use that name. It should use the name __gnuc_va_list,
|
||
|
|
which is safe because it is reserved for the implementation. */
|
||
|
|
|
||
|
|
#ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */
|
||
|
|
#undef _VA_LIST
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef _BSD_VA_LIST
|
||
|
|
#undef _BSD_VA_LIST
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#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
|
||
|
|
have no conflict with that. */
|
||
|
|
#ifndef _VA_LIST_
|
||
|
|
#define _VA_LIST_
|
||
|
|
#ifdef __i860__
|
||
|
|
#ifndef _VA_LIST
|
||
|
|
#define _VA_LIST va_list
|
||
|
|
#endif
|
||
|
|
#endif /* __i860__ */
|
||
|
|
typedef __gnuc_va_list va_list;
|
||
|
|
#ifdef _SCO_DS
|
||
|
|
#define __VA_LIST
|
||
|
|
#endif
|
||
|
|
#endif /* _VA_LIST_ */
|
||
|
|
#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.
|
||
|
|
(Note that the comments in NET 2's ansi.h
|
||
|
|
are incorrect for _VA_LIST_--see stdio.h!) */
|
||
|
|
#if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT)
|
||
|
|
/* The macro _VA_LIST_DEFINED is used in Windows NT 3.5 */
|
||
|
|
#ifndef _VA_LIST_DEFINED
|
||
|
|
/* The macro _VA_LIST is used in SCO Unix 3.2. */
|
||
|
|
#ifndef _VA_LIST
|
||
|
|
/* The macro _VA_LIST_T_H is used in the Bull dpx2 */
|
||
|
|
#ifndef _VA_LIST_T_H
|
||
|
|
typedef __gnuc_va_list va_list;
|
||
|
|
#endif /* not _VA_LIST_T_H */
|
||
|
|
#endif /* not _VA_LIST */
|
||
|
|
#endif /* not _VA_LIST_DEFINED */
|
||
|
|
#if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__))
|
||
|
|
#define _VA_LIST_
|
||
|
|
#endif
|
||
|
|
#ifndef _VA_LIST
|
||
|
|
#define _VA_LIST
|
||
|
|
#endif
|
||
|
|
#ifndef _VA_LIST_DEFINED
|
||
|
|
#define _VA_LIST_DEFINED
|
||
|
|
#endif
|
||
|
|
#ifndef _VA_LIST_T_H
|
||
|
|
#define _VA_LIST_T_H
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* not _VA_LIST_, except on certain systems */
|
||
|
|
|
||
|
|
#endif /* not __svr4__ */
|
||
|
|
|
||
|
|
#endif /* _STDARG_H */
|
||
|
|
|
||
|
|
#endif /* not _ANSI_STDARG_H_ */
|
||
|
|
#endif /* not _STDARG_H */
|
||
|
|
|