usr/src/contrib/gcc-2.3.3/va-pa.h


/* Define __gnuc_va_list. */

#ifndef __GNUC_VA_LIST
#define __GNUC_VA_LIST

typedef double *__gnuc_va_list;
#endif /* not __GNUC_VA_LIST */

/* If this is for internal libc use, don't define anything but
   __gnuc_va_list.  */
#if defined (_STDARG_H) || defined (_VARARGS_H)
#if __GNUC__ > 1
#define __va_ellipsis ...
#define __gnuc_va_start(AP) ((AP) = (va_list)__builtin_saveregs())
#else
#define va_alist __va_a__, __va_b__, __va_c__, __va_d__
#define __va_ellipsis
#define __gnuc_va_start(AP)\
  (AP) = (double *) &__va_a__, &__va_b__, &__va_c__, &__va_d__, \
  (AP) = (double *)((char *)(AP) + 4)
#endif /* __GNUC__ > 1 */

#ifdef _STDARG_H
#define va_start(AP,LASTARG) __gnuc_va_start (AP)
#else
/* The ... causes current_function_varargs to be set in cc1.  */
#define va_dcl long va_alist; __va_ellipsis
#define va_start(AP) __gnuc_va_start (AP)
#endif

#define va_arg(AP,TYPE)                                         \
  (sizeof(TYPE) > 8 ?                                           \
   ((AP = (__gnuc_va_list) ((char *)AP - sizeof (int))),        \
    (*((TYPE *) (void *) (*((int *) (AP))))))                   \
   :((AP =                                                      \
      (__gnuc_va_list) ((long)((char *)AP - sizeof (TYPE))      \
                        & (sizeof(TYPE) > 4 ? ~0x7 : ~0x3))),   \
     (*((TYPE *) (void *) ((char *)AP + ((8 - sizeof(TYPE)) % 4))))))

#ifndef va_end
void va_end (__gnuc_va_list);           /* Defined in libgcc.a */
#endif
#define va_end(AP)

#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */