[unix-history] / usr / src / sys / hp300 / include / stdarg.h

/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)stdarg.h	7.2 (Berkeley) %G%
 */

typedef char *va_list;

#ifdef KERNEL
#define	va_arg(ap, type) \
	((type *)(ap += sizeof(type)))[-1]
#else
#define	va_arg(ap, type) \
	((type *)(ap += sizeof(type) < sizeof(int) ? \
		(abort(), 0) : sizeof(type)))[-1]
#endif

#define	va_end(ap)

#define	__va_promote(type) \
	(((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))

#define	va_start(ap, last) \
	(ap = ((char *)&(last) + __va_promote(last)))
Commit	Line	Data
887c375f KB	1	/*-
	2	* Copyright (c) 1991 The Regents of the University of California.
	3	* All rights reserved.
	4	*
	5	* %sccs.include.redist.c%
	6	*
3b179b9b	7	* @(#)stdarg.h 7.2 (Berkeley) %G%
887c375f KB	8	*/
	9
	10	typedef char *va_list;
	11
3b179b9b KB	12	#ifdef KERNEL
	13	#define va_arg(ap, type) \
	14	((type *)(ap += sizeof(type)))[-1]
	15	#else
887c375f KB	16	#define va_arg(ap, type) \
	17	((type *)(ap += sizeof(type) < sizeof(int) ? \
	18	(abort(), 0) : sizeof(type)))[-1]
3b179b9b	19	#endif
887c375f KB	20
	21	#define va_end(ap)
	22
	23	#define __va_promote(type) \
	24	(((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
	25
	26	#define va_start(ap, last) \
	27	(ap = ((char *)&(last) + __va_promote(last)))