1/* CYGNUS LOCAL entire file/law */ 2/* Define __gnuc_va_list. */ 3 4#ifndef __GNUC_VA_LIST 5#define __GNUC_VA_LIST 6typedef void *__gnuc_va_list; 7#endif /* not __GNUC_VA_LIST */ 8 9/* If this is for internal libc use, don't define anything but 10 __gnuc_va_list. */ 11#if defined (_STDARG_H) || defined (_VARARGS_H) 12#define __gnuc_va_start(AP) (AP = (__gnuc_va_list)__builtin_saveregs()) 13#define __va_ellipsis ... 14 15#ifdef _STDARG_H 16#define va_start(AP, LASTARG) \ 17 (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG))) 18#else 19#define va_alist __builtin_va_alist 20#define va_dcl int __builtin_va_alist; __va_ellipsis 21#define va_start(AP) AP=(char *) &__builtin_va_alist 22#endif 23 24/* Now stuff common to both varargs & stdarg implementations. */ 25#define __va_rounded_size(TYPE) \ 26 (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int)) 27#undef va_end 28void va_end (__gnuc_va_list); 29#define va_end(AP) ((void)0) 30#define va_arg(AP, TYPE) \ 31 (sizeof (TYPE) > 8 \ 32 ? (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (char *)),\ 33 **((TYPE **) (void *) ((char *) (AP) - __va_rounded_size (char *))))\ 34 : (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \ 35 *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE))))) 36#endif 37/* END CYGNUS LOCAL */ 38