| 1 | /* Copyright (C) 1989, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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| 2 | |
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| 3 | This file is part of GCC. |
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| 4 | |
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| 5 | GCC is free software; you can redistribute it and/or modify |
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| 6 | it under the terms of the GNU General Public License as published by |
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| 7 | the Free Software Foundation; either version 2, or (at your option) |
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| 8 | any later version. |
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| 9 | |
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| 10 | GCC is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | GNU General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with GCC; see the file COPYING. If not, write to |
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| 17 | the Free Software Foundation, 59 Temple Place - Suite 330, |
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| 18 | Boston, MA 02111-1307, USA. */ |
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| 19 | |
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| 20 | /* As a special exception, if you include this header file into source |
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| 21 | files compiled by GCC, this header file does not by itself cause |
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| 22 | the resulting executable to be covered by the GNU General Public |
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| 23 | License. This exception does not however invalidate any other |
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| 24 | reasons why the executable file might be covered by the GNU General |
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| 25 | Public License. */ |
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| 26 | |
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| 27 | /* |
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| 28 | * ISO C Standard: 7.15 Variable arguments <stdarg.h> |
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| 29 | */ |
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| 30 | |
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| 31 | #ifndef _STDARG_H |
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| 32 | #ifndef _ANSI_STDARG_H_ |
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| 33 | #ifndef __need___va_list |
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| 34 | #define _STDARG_H |
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| 35 | #define _ANSI_STDARG_H_ |
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| 36 | #endif /* not __need___va_list */ |
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| 37 | #undef __need___va_list |
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| 38 | |
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| 39 | /* Define __gnuc_va_list. */ |
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| 40 | |
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| 41 | #ifndef __GNUC_VA_LIST |
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| 42 | #define __GNUC_VA_LIST |
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| 43 | typedef __builtin_va_list __gnuc_va_list; |
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| 44 | #endif |
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| 45 | |
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| 46 | /* Define the standard macros for the user, |
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| 47 | if this invocation was from the user program. */ |
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| 48 | #ifdef _STDARG_H |
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| 49 | |
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| 50 | #define va_start(v,l) __builtin_va_start(v,l) |
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| 51 | #define va_end(v) __builtin_va_end(v) |
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| 52 | #define va_arg(v,l) __builtin_va_arg(v,l) |
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| 53 | #if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L |
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| 54 | #define va_copy(d,s) __builtin_va_copy(d,s) |
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| 55 | #endif |
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| 56 | #define __va_copy(d,s) __builtin_va_copy(d,s) |
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| 57 | |
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| 58 | /* Define va_list, if desired, from __gnuc_va_list. */ |
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| 59 | /* We deliberately do not define va_list when called from |
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| 60 | stdio.h, because ANSI C says that stdio.h is not supposed to define |
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| 61 | va_list. stdio.h needs to have access to that data type, |
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| 62 | but must not use that name. It should use the name __gnuc_va_list, |
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| 63 | which is safe because it is reserved for the implementation. */ |
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| 64 | |
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| 65 | #ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */ |
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| 66 | #undef _VA_LIST |
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| 67 | #endif |
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| 68 | |
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| 69 | #ifdef _BSD_VA_LIST |
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| 70 | #undef _BSD_VA_LIST |
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| 71 | #endif |
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| 72 | |
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| 73 | #if defined(__svr4__) || (defined(_SCO_DS) && !defined(__VA_LIST)) |
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| 74 | /* SVR4.2 uses _VA_LIST for an internal alias for va_list, |
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| 75 | so we must avoid testing it and setting it here. |
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| 76 | SVR4 uses _VA_LIST as a flag in stdarg.h, but we should |
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| 77 | have no conflict with that. */ |
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| 78 | #ifndef _VA_LIST_ |
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| 79 | #define _VA_LIST_ |
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| 80 | #ifdef __i860__ |
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| 81 | #ifndef _VA_LIST |
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| 82 | #define _VA_LIST va_list |
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| 83 | #endif |
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| 84 | #endif /* __i860__ */ |
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| 85 | typedef __gnuc_va_list va_list; |
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| 86 | #ifdef _SCO_DS |
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| 87 | #define __VA_LIST |
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| 88 | #endif |
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| 89 | #endif /* _VA_LIST_ */ |
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| 90 | #else /* not __svr4__ || _SCO_DS */ |
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| 91 | |
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| 92 | /* The macro _VA_LIST_ is the same thing used by this file in Ultrix. |
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| 93 | But on BSD NET2 we must not test or define or undef it. |
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| 94 | (Note that the comments in NET 2's ansi.h |
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| 95 | are incorrect for _VA_LIST_--see stdio.h!) */ |
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| 96 | #if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) || defined(WINNT) |
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| 97 | /* The macro _VA_LIST_DEFINED is used in Windows NT 3.5 */ |
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| 98 | #ifndef _VA_LIST_DEFINED |
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| 99 | /* The macro _VA_LIST is used in SCO Unix 3.2. */ |
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| 100 | #ifndef _VA_LIST |
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| 101 | /* The macro _VA_LIST_T_H is used in the Bull dpx2 */ |
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| 102 | #ifndef _VA_LIST_T_H |
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| 103 | /* The macro __va_list__ is used by BeOS. */ |
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| 104 | #ifndef __va_list__ |
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| 105 | typedef __gnuc_va_list va_list; |
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| 106 | #endif /* not __va_list__ */ |
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| 107 | #endif /* not _VA_LIST_T_H */ |
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| 108 | #endif /* not _VA_LIST */ |
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| 109 | #endif /* not _VA_LIST_DEFINED */ |
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| 110 | #if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__)) |
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| 111 | #define _VA_LIST_ |
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| 112 | #endif |
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| 113 | #ifndef _VA_LIST |
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| 114 | #define _VA_LIST |
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| 115 | #endif |
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| 116 | #ifndef _VA_LIST_DEFINED |
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| 117 | #define _VA_LIST_DEFINED |
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| 118 | #endif |
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| 119 | #ifndef _VA_LIST_T_H |
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| 120 | #define _VA_LIST_T_H |
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| 121 | #endif |
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| 122 | #ifndef __va_list__ |
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| 123 | #define __va_list__ |
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| 124 | #endif |
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| 125 | |
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| 126 | #endif /* not _VA_LIST_, except on certain systems */ |
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| 127 | |
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| 128 | #endif /* not __svr4__ */ |
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| 129 | |
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| 130 | #endif /* _STDARG_H */ |
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| 131 | |
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| 132 | #endif /* not _ANSI_STDARG_H_ */ |
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| 133 | #endif /* not _STDARG_H */ |
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