-/* This file contains changes made by Data General, December 1989. */
/* GNU C varargs support for the Motorola 88100 */
-#ifndef __INT_VARARGS_H /* Prevent multiple inclusions of this file */
-#define __INT_VARARGS_H /* and _int_varargs.h under DG/UX */
+/* Define __gnuc_va_list. */
+
+#ifndef __GNUC_VA_LIST
+#define __GNUC_VA_LIST
typedef struct
{
int __va_arg; /* argument number */
int *__va_stk; /* start of args passed on stack */
int *__va_reg; /* start of args passed in regs */
-} va_list;
+} __gnuc_va_list;
+#endif /* not __GNUC_VA_LIST */
-#else
-#undef __va_size
-#undef __va_reg_p
-#endif /* __INT_VARARGS_H */
+/* If this is for internal libc use, don't define anything but
+ __gnuc_va_list. */
+#if defined (_STDARG_H) || defined (_VARARGS_H)
#ifdef _STDARG_H /* stdarg.h support */
#if __GNUC__ > 1 /* GCC 2.0 and beyond */
-#define va_start(AP,LASTARG) ((AP) = *(va_list *)__builtin_saveregs())
+#define va_start(AP,LASTARG) ((AP) = *(__gnuc_va_list *)__builtin_saveregs())
#else
#define va_start(AP,LASTARG) \
( (AP).__va_reg = (int *) __builtin_saveregs2(0), \
#else /* varargs.h support */
#if __GNUC__ > 1 /* GCC 2.0 and beyond */
-#define va_start(AP) ((AP) = *(va_list *)__builtin_saveregs())
+#define va_start(AP) ((AP) = *(__gnuc_va_list *)__builtin_saveregs())
#else
#define va_start(AP) \
( (AP).__va_reg = (int *) __builtin_saveregs2(1), \
#endif /* _STDARG_H */
+/* Avoid trouble between this file and _int_varargs.h under DG/UX. This file
+ can be included by <stdio.h> and others and provides definitions of
+ __va_size and __va_reg_p and a va_list typedef. Avoid defining va_list
+ again with _VA_LIST. */
+#ifdef __INT_VARARGS_H
+#undef __va_size
+#undef __va_reg_p
+#define __gnuc_va_list va_list
+#define _VA_LIST
+#endif
+
#define __va_reg_p(TYPE) \
(__builtin_classify_type(*(TYPE *)0) < 12 \
? sizeof(TYPE) <= 8 : sizeof(TYPE) == 4 && __alignof__(TYPE) == 4)
+ ((AP).__va_arg - __va_size(TYPE)))))
#define va_end(AP)
+
+#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */