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1.1 ! root 1: #ifndef __GNUC__ ! 2: /* Use the system's macros with the system's compiler. */ ! 3: #include <varargs.h> ! 4: #else ! 5: /* Record that this is varargs.h; this turns off stdarg.h. */ ! 6: ! 7: #ifndef _VARARGS_H ! 8: #define _VARARGS_H ! 9: ! 10: #ifdef __sparc__ ! 11: #include <va-sparc.h> ! 12: #else ! 13: #ifdef __spur__ ! 14: #include <va-spur.h> ! 15: #else ! 16: #ifdef __mips__ ! 17: #include <va-mips.h> ! 18: #else ! 19: #ifdef __i860__ ! 20: #include <va-i860.h> ! 21: #else ! 22: #ifdef __pyr__ ! 23: #include <va-pyr.h> ! 24: #else ! 25: #ifdef __clipper__ ! 26: #include <va-clipper.h> ! 27: #else ! 28: #ifdef __m88k__ ! 29: #include <va-m88k.h> ! 30: #else ! 31: #if defined(__hppa__) || defined(hp800) ! 32: #include <va-pa.h> ! 33: #else ! 34: #ifdef __i960__ ! 35: #include <va-i960.h> ! 36: #else ! 37: #ifdef __alpha__ ! 38: #include <va-alpha.h> ! 39: #else ! 40: #if defined (__H8300__) || defined (__H8300H__) ! 41: #include <va-h8300.h> ! 42: #else ! 43: ! 44: #ifdef __NeXT__ ! 45: ! 46: /* On Next, erase any vestiges of stdarg.h. */ ! 47: ! 48: #ifdef _ANSI_STDARG_H_ ! 49: #define _VA_LIST_ ! 50: #endif ! 51: #define _ANSI_STDARG_H_ ! 52: ! 53: #undef va_alist ! 54: #undef va_dcl ! 55: #undef va_list ! 56: #undef va_start ! 57: #undef va_end ! 58: #undef __va_rounded_size ! 59: #undef va_arg ! 60: #endif /* __NeXT__ */ ! 61: ! 62: /* In GCC version 2, we want an ellipsis at the end of the declaration ! 63: of the argument list. GCC version 1 can't parse it. */ ! 64: ! 65: #if __GNUC__ > 1 ! 66: #define __va_ellipsis ... ! 67: #else ! 68: #define __va_ellipsis ! 69: #endif ! 70: ! 71: /* These macros implement traditional (non-ANSI) varargs ! 72: for GNU C. */ ! 73: ! 74: #define va_alist __builtin_va_alist ! 75: /* The ... causes current_function_varargs to be set in cc1. */ ! 76: #define va_dcl int __builtin_va_alist; __va_ellipsis ! 77: ! 78: /* Define __gnuc_va_list, just as in gstdarg.h. */ ! 79: ! 80: #ifndef __GNUC_VA_LIST ! 81: #define __GNUC_VA_LIST ! 82: #if defined(__svr4__) || defined(_AIX) || defined(_M_UNIX) ! 83: typedef char *__gnuc_va_list; ! 84: #else ! 85: typedef void *__gnuc_va_list; ! 86: #endif ! 87: #endif ! 88: ! 89: #define va_start(AP) AP=(char *) &__builtin_va_alist ! 90: ! 91: #define va_end(AP) ! 92: ! 93: #define __va_rounded_size(TYPE) \ ! 94: (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int)) ! 95: ! 96: #if defined (__arm__) || defined (__i386__) || defined (__i860__) || defined (__ns32000__) || defined (__vax__) ! 97: /* This is for little-endian machines; small args are padded upward. */ ! 98: #define va_arg(AP, TYPE) \ ! 99: (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \ ! 100: *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE)))) ! 101: #else /* big-endian */ ! 102: /* This is for big-endian machines; small args are padded downward. */ ! 103: #define va_arg(AP, TYPE) \ ! 104: (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \ ! 105: *((TYPE *) (void *) ((char *) (AP) - ((sizeof (TYPE) < 4 \ ! 106: ? sizeof (TYPE) \ ! 107: : __va_rounded_size (TYPE)))))) ! 108: #endif /* big-endian */ ! 109: ! 110: #endif /* not h8300 */ ! 111: #endif /* not alpha */ ! 112: #endif /* not i960 */ ! 113: #endif /* not hppa */ ! 114: #endif /* not m88k */ ! 115: #endif /* not clipper */ ! 116: #endif /* not pyr */ ! 117: #endif /* not i860 */ ! 118: #endif /* not mips */ ! 119: #endif /* not spur */ ! 120: #endif /* not sparc */ ! 121: #endif /* not _VARARGS_H */ ! 122: ! 123: /* Define va_list from __gnuc_va_list. */ ! 124: ! 125: #ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */ ! 126: #undef _VA_LIST ! 127: #endif ! 128: ! 129: #ifdef __svr4__ ! 130: /* SVR4.2 uses _VA_LIST for an internal alias for va_list, ! 131: so we must avoid testing it and setting it here. ! 132: SVR4 uses _VA_LIST as a flag in stdarg.h, but we should ! 133: have no conflict with that. */ ! 134: #ifndef _VA_LIST_ ! 135: #define _VA_LIST_ ! 136: #ifdef __i860__ ! 137: #ifndef _VA_LIST ! 138: #define _VA_LIST va_list ! 139: #endif ! 140: #endif /* __i860__ */ ! 141: typedef __gnuc_va_list va_list; ! 142: #endif /* _VA_LIST_ */ ! 143: ! 144: #else /* not __svr4__ */ ! 145: ! 146: /* The macro _VA_LIST_ is the same thing used by this file in Ultrix. ! 147: But on BSD NET2 we must not test or define or undef it. ! 148: (Note that the comments in NET 2's ansi.h ! 149: are incorrect for _VA_LIST_--see stdio.h!) */ ! 150: /* Michael Eriksson <[email protected]> at Thu Sep 30 11:00:57 1993: ! 151: Sequent defines _VA_LIST_ in <machine/machtypes.h> to be the type to ! 152: use for va_list (``typedef _VA_LIST_ va_list'') */ ! 153: #if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) ! 154: /* The macro _VA_LIST is used in SCO Unix 3.2. */ ! 155: #ifndef _VA_LIST ! 156: /* The macro _VA_LIST_T_H is used in the Bull dpx2 */ ! 157: #ifndef _VA_LIST_T_H ! 158: #define _VA_LIST_T_H ! 159: #if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__)) ! 160: #define _VA_LIST_ ! 161: #endif ! 162: #define _VA_LIST ! 163: typedef __gnuc_va_list va_list; ! 164: #endif /* not _VA_LIST_T_H */ ! 165: #endif /* not _VA_LIST */ ! 166: #endif /* not _VA_LIST_, except on certain systems */ ! 167: ! 168: #endif /* not __svr4__ */ ! 169: ! 170: /* The next BSD release (if there is one) wants this symbol to be ! 171: undefined instead of _VA_LIST_. */ ! 172: #ifdef _BSD_VA_LIST ! 173: #undef _BSD_VA_LIST ! 174: #endif ! 175: ! 176: #endif /* __GNUC__ */
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