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1.1 ! root 1: /* Record that this is varargs.h; this turns off stdarg.h. */ ! 2: ! 3: #ifndef _VARARGS_H ! 4: #define _VARARGS_H ! 5: ! 6: #ifdef __sparc__ ! 7: #include <va-sparc.h> ! 8: #else ! 9: #ifdef __spur__ ! 10: #include <va-spur.h> ! 11: #else ! 12: #ifdef __mips__ ! 13: #include <va-mips.h> ! 14: #else ! 15: #ifdef __i860__ ! 16: #include <va-i860.h> ! 17: #else ! 18: #ifdef __pyr__ ! 19: #include <va-pyr.h> ! 20: #else ! 21: #ifdef __clipper__ ! 22: #include <va-clipper.h> ! 23: #else ! 24: #ifdef __m88k__ ! 25: #include <va-m88k.h> ! 26: #else ! 27: #if defined(__hppa__) || defined(hp800) ! 28: #include <va-pa.h> ! 29: #else ! 30: #ifdef __i960__ ! 31: #include <va-i960.h> ! 32: #else ! 33: #ifdef __alpha__ ! 34: #include <va-alpha.h> ! 35: #else ! 36: #if defined (__H8300__) || defined (__H8300H__) ! 37: #include <va-h8300.h> ! 38: #else ! 39: ! 40: #ifdef __NeXT__ ! 41: ! 42: /* On Next, erase any vestiges of stdarg.h. */ ! 43: ! 44: #ifdef _ANSI_STDARG_H_ ! 45: #define _VA_LIST_ ! 46: #endif ! 47: #define _ANSI_STDARG_H_ ! 48: ! 49: #undef va_alist ! 50: #undef va_dcl ! 51: #undef va_list ! 52: #undef va_start ! 53: #undef va_end ! 54: #undef __va_rounded_size ! 55: #undef va_arg ! 56: #endif /* __NeXT__ */ ! 57: ! 58: /* In GCC version 2, we want an ellipsis at the end of the declaration ! 59: of the argument list. GCC version 1 can't parse it. */ ! 60: ! 61: #if __GNUC__ > 1 ! 62: #define __va_ellipsis ... ! 63: #else ! 64: #define __va_ellipsis ! 65: #endif ! 66: ! 67: /* These macros implement traditional (non-ANSI) varargs ! 68: for GNU C. */ ! 69: ! 70: #define va_alist __builtin_va_alist ! 71: /* The ... causes current_function_varargs to be set in cc1. */ ! 72: #define va_dcl int __builtin_va_alist; __va_ellipsis ! 73: ! 74: /* Define __gnuc_va_list, just as in gstdarg.h. */ ! 75: ! 76: #ifndef __GNUC_VA_LIST ! 77: #define __GNUC_VA_LIST ! 78: #if defined(__svr4__) || defined(_AIX) || defined(_M_UNIX) ! 79: typedef char *__gnuc_va_list; ! 80: #else ! 81: typedef void *__gnuc_va_list; ! 82: #endif ! 83: #endif ! 84: ! 85: #define va_start(AP) AP=(char *) &__builtin_va_alist ! 86: ! 87: #define va_end(AP) ! 88: ! 89: #if defined(sysV68) ! 90: #define __va_rounded_size(TYPE) \ ! 91: (((sizeof (TYPE) + sizeof (short) - 1) / sizeof (short)) * sizeof (short)) ! 92: #else ! 93: #define __va_rounded_size(TYPE) \ ! 94: (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int)) ! 95: #endif ! 96: ! 97: #if defined (__arm__) || defined (__i386__) || defined (__i860__) || defined (__ns32000__) || defined (__vax__) ! 98: /* This is for little-endian machines; small args are padded upward. */ ! 99: #define va_arg(AP, TYPE) \ ! 100: (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \ ! 101: *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE)))) ! 102: #else /* big-endian */ ! 103: /* This is for big-endian machines; small args are padded downward. */ ! 104: #define va_arg(AP, TYPE) \ ! 105: (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \ ! 106: *((TYPE *) (void *) ((char *) (AP) - ((sizeof (TYPE) < 4 \ ! 107: ? sizeof (TYPE) \ ! 108: : __va_rounded_size (TYPE)))))) ! 109: #endif /* big-endian */ ! 110: ! 111: #endif /* not h8300 */ ! 112: #endif /* not alpha */ ! 113: #endif /* not i960 */ ! 114: #endif /* not hppa */ ! 115: #endif /* not m88k */ ! 116: #endif /* not clipper */ ! 117: #endif /* not pyr */ ! 118: #endif /* not i860 */ ! 119: #endif /* not mips */ ! 120: #endif /* not spur */ ! 121: #endif /* not sparc */ ! 122: #endif /* not _VARARGS_H */ ! 123: ! 124: /* Define va_list from __gnuc_va_list. */ ! 125: ! 126: #ifdef _HIDDEN_VA_LIST /* On OSF1, this means varargs.h is "half-loaded". */ ! 127: #undef _VA_LIST ! 128: #endif ! 129: ! 130: #ifdef __svr4__ ! 131: /* SVR4.2 uses _VA_LIST for an internal alias for va_list, ! 132: so we must avoid testing it and setting it here. ! 133: SVR4 uses _VA_LIST as a flag in stdarg.h, but we should ! 134: have no conflict with that. */ ! 135: #ifndef _VA_LIST_ ! 136: #define _VA_LIST_ ! 137: #ifdef __i860__ ! 138: #ifndef _VA_LIST ! 139: #define _VA_LIST va_list ! 140: #endif ! 141: #endif /* __i860__ */ ! 142: typedef __gnuc_va_list va_list; ! 143: #endif /* _VA_LIST_ */ ! 144: ! 145: #else /* not __svr4__ */ ! 146: ! 147: /* The macro _VA_LIST_ is the same thing used by this file in Ultrix. ! 148: But on BSD NET2 we must not test or define or undef it. ! 149: (Note that the comments in NET 2's ansi.h ! 150: are incorrect for _VA_LIST_--see stdio.h!) */ ! 151: /* Michael Eriksson <[email protected]> at Thu Sep 30 11:00:57 1993: ! 152: Sequent defines _VA_LIST_ in <machine/machtypes.h> to be the type to ! 153: use for va_list (``typedef _VA_LIST_ va_list'') */ ! 154: #if !defined (_VA_LIST_) || defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__) ! 155: /* The macro _VA_LIST is used in SCO Unix 3.2. */ ! 156: #ifndef _VA_LIST ! 157: /* The macro _VA_LIST_T_H is used in the Bull dpx2 */ ! 158: #ifndef _VA_LIST_T_H ! 159: #define _VA_LIST_T_H ! 160: #if !(defined (__BSD_NET2__) || defined (____386BSD____) || defined (__bsdi__) || defined (__sequent__) || defined (__FreeBSD__)) ! 161: #define _VA_LIST_ ! 162: #endif ! 163: #define _VA_LIST ! 164: typedef __gnuc_va_list va_list; ! 165: #endif /* not _VA_LIST_T_H */ ! 166: #endif /* not _VA_LIST */ ! 167: #endif /* not _VA_LIST_, except on certain systems */ ! 168: ! 169: #endif /* not __svr4__ */ ! 170: ! 171: /* The next BSD release (if there is one) wants this symbol to be ! 172: undefined instead of _VA_LIST_. */ ! 173: #ifdef _BSD_VA_LIST ! 174: #undef _BSD_VA_LIST ! 175: #endif
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