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/*

 * Copyright (c) 1988 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.

 */



#if defined(LIBC_SCCS) && !defined(lint)

static char sccsid[] = "@(#)vfprintf.c	5.2 (Berkeley) 6/27/88";

#endif /* LIBC_SCCS and not lint */



#include "config.h"

#if !HAVE_VPRINTF && HAVE_DOPRNT

#include <stdio.h>

#include <varargs.h>



int

vfprintf(iop, fmt, ap)

	FILE *iop;

	char *fmt;

	va_list ap;

{

	int len;

	char localbuf[BUFSIZ];



	if (iop->_flag & _IONBF) {

		iop->_flag &= ~_IONBF;

		iop->_ptr = iop->_base = localbuf;

		len = _doprnt(fmt, ap, iop);

		(void) fflush(iop);

		iop->_flag |= _IONBF;

		iop->_base = NULL;

		iop->_bufsiz = 0;

		iop->_cnt = 0;

	} else

		len = _doprnt(fmt, ap, iop);



	return (ferror(iop) ? EOF : len);

}

#endif /* !HAVE_VPRINTF */