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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1986 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI" /* from S5R2 1.5 */
/*LINTLIBRARY*/
#include <stdio.h>
#include <varargs.h>
extern int _doprnt();
/*VARARGS1*/
int
printf(format, va_alist)
char *format;
va_dcl
{
register int count;
va_list ap;
va_start(ap);
if (!(stdout->_flag & _IOWRT)) {
/* if no write flag */
if (stdout->_flag & _IORW) {
/* if ok, cause read-write */
stdout->_flag |= _IOWRT;
} else {
/* else error */
return EOF;
}
}
count = _doprnt(format, ap, stdout);
va_end(ap);
return(ferror(stdout)? EOF: count);
}
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