/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)wwprintf.c	3.8 (Berkeley) 06/29/88";
#endif /* not lint */

#include "ww.h"
#include <varargs.h>

/*VARARGS2*/
wwprintf(w, fmt, va_alist)
struct ww *w;
char *fmt;
va_dcl
{
#include <stdio.h>
	struct _iobuf _wwbuf;
	char buf[1024];
	va_list ap;

	/*
	 * A danger is that when buf overflows, _flsbuf() will be
	 * called automatically.  It doesn't check for _IOSTR.
	 * We set the file descriptor to -1 so no actual io will be done.
	 */
	_wwbuf._flag = _IOWRT+_IOSTRG;
	_wwbuf._base = _wwbuf._ptr = buf;
	_wwbuf._cnt = sizeof buf;
	_wwbuf._file = -1;			/* safe */
	va_start(ap);
	_doprnt(fmt, ap, &_wwbuf);
	va_end(ap);
	(void) wwwrite(w, buf, _wwbuf._ptr - buf);
}