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      1 /* Copyright (C) 1989, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
      2 
      3 This file is part of GCC.
      4 
      5 GCC is free software; you can redistribute it and/or modify
      6 it under the terms of the GNU General Public License as published by
      7 the Free Software Foundation; either version 2, or (at your option)
      8 any later version.
      9 
     10 GCC is distributed in the hope that it will be useful,
     11 but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13 GNU General Public License for more details.
     14 
     15 You should have received a copy of the GNU General Public License
     16 along with GCC; see the file COPYING.  If not, write to
     17 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
     18 Boston, MA 02110-1301, USA.  */
     19 
     20 /* As a special exception, if you include this header file into source
     21    files compiled by GCC, this header file does not by itself cause
     22    the resulting executable to be covered by the GNU General Public
     23    License.  This exception does not however invalidate any other
     24    reasons why the executable file might be covered by the GNU General
     25    Public License.  */
     26 
     27 /*
     28  * ISO C Standard:  7.15  Variable arguments  <stdarg.h>
     29  */
     30 
     31 #if defined(__GNUC__)
     32 
     33 #ifndef _STDARG_H
     34 #ifndef _ANSI_STDARG_H_
     35 #ifndef __need___va_list
     36 #define _STDARG_H
     37 #define _ANSI_STDARG_H_
     38 #endif /* not __need___va_list */
     39 #undef __need___va_list
     40 
     41 /* Define __gnuc_va_list.  */
     42 
     43 #ifndef __GNUC_VA_LIST
     44 #define __GNUC_VA_LIST
     45 typedef __builtin_va_list __gnuc_va_list;
     46 #endif
     47 
     48 /* Define the standard macros for the user,
     49    if this invocation was from the user program.  */
     50 #ifdef _STDARG_H
     51 
     52 #define va_start(v,l)	__builtin_va_start(v,l)
     53 #define va_end(v)	__builtin_va_end(v)
     54 #define va_arg(v,l)	__builtin_va_arg(v,l)
     55 #if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L || defined(__GXX_EXPERIMENTAL_CXX0X__)
     56 #define va_copy(d,s)	__builtin_va_copy(d,s)
     57 #endif
     58 #define __va_copy(d,s)	__builtin_va_copy(d,s)
     59 
     60 /* Define va_list, if desired, from __gnuc_va_list. */
     61 /* We deliberately do not define va_list when called from
     62    stdio.h, because ANSI C says that stdio.h is not supposed to define
     63    va_list.  stdio.h needs to have access to that data type,
     64    but must not use that name.  It should use the name __gnuc_va_list,
     65    which is safe because it is reserved for the implementation.  */
     66 
     67 #ifdef _HIDDEN_VA_LIST  /* On OSF1, this means varargs.h is "half-loaded".  */
     68 #undef _VA_LIST
     69 #endif
     70 
     71 #ifdef _BSD_VA_LIST
     72 #undef _BSD_VA_LIST
     73 #endif
     74 
     75 #if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST))
     76 /* SVR4.2 uses _VA_LIST for an internal alias for va_list,
     77    so we must avoid testing it and setting it here.
     78    SVR4 uses _VA_LIST as a flag in stdarg.h, but we should
     79    have no conflict with that.  */
     80 #ifndef _VA_LIST_
     81 #define _VA_LIST_
     82 #ifdef __i860__
     83 #ifndef _VA_LIST
     84 #define _VA_LIST va_list
     85 #endif
     86 #endif /* __i860__ */
     87 typedef __gnuc_va_list va_list;
     88 #ifdef _SCO_DS
     89 #define __VA_LIST
     90 #endif
     91 #endif /* _VA_LIST_ */
     92 #else /* not __svr4__ || _SCO_DS */
     93 
     94 /* The macro _VA_LIST_ is the same thing used by this file in Ultrix.
     95    But on BSD NET2 we must not test or define or undef it.
     96    (Note that the comments in NET 2's ansi.h
     97    are incorrect for _VA_LIST_--see stdio.h!)  */
     98 #if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT)
     99 /* The macro _VA_LIST_DEFINED is used in Windows NT 3.5  */
    100 #ifndef _VA_LIST_DEFINED
    101 /* The macro _VA_LIST is used in SCO Unix 3.2.  */
    102 #ifndef _VA_LIST
    103 /* The macro _VA_LIST_T_H is used in the Bull dpx2  */
    104 #ifndef _VA_LIST_T_H
    105 /* The macro __va_list__ is used by BeOS.  */
    106 #ifndef __va_list__
    107 typedef __gnuc_va_list va_list;
    108 #endif /* not __va_list__ */
    109 #endif /* not _VA_LIST_T_H */
    110 #endif /* not _VA_LIST */
    111 #endif /* not _VA_LIST_DEFINED */
    112 #if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__))
    113 #define _VA_LIST_
    114 #endif
    115 #ifndef _VA_LIST
    116 #define _VA_LIST
    117 #endif
    118 #ifndef _VA_LIST_DEFINED
    119 #define _VA_LIST_DEFINED
    120 #endif
    121 #ifndef _VA_LIST_T_H
    122 #define _VA_LIST_T_H
    123 #endif
    124 #ifndef __va_list__
    125 #define __va_list__
    126 #endif
    127 
    128 #endif /* not _VA_LIST_, except on certain systems */
    129 
    130 #endif /* not __svr4__ */
    131 
    132 #endif /* _STDARG_H */
    133 
    134 #endif /* not _ANSI_STDARG_H_ */
    135 #endif /* not _STDARG_H */
    136 
    137 #endif /*__GNUC__ */
    138 
    139 /* include mingw stuff */
    140 #include <_mingw_stdarg.h>
    141 
    142