10Sstevel@tonic-gate /*
20Sstevel@tonic-gate * CDDL HEADER START
30Sstevel@tonic-gate *
40Sstevel@tonic-gate * The contents of this file are subject to the terms of the
50Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
60Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
70Sstevel@tonic-gate * with the License.
80Sstevel@tonic-gate *
90Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
100Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
110Sstevel@tonic-gate * See the License for the specific language governing permissions
120Sstevel@tonic-gate * and limitations under the License.
130Sstevel@tonic-gate *
140Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
150Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
160Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
170Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
180Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
190Sstevel@tonic-gate *
200Sstevel@tonic-gate * CDDL HEADER END
210Sstevel@tonic-gate */
220Sstevel@tonic-gate /*
23*722Smuffin * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
240Sstevel@tonic-gate * Use is subject to license terms.
250Sstevel@tonic-gate */
260Sstevel@tonic-gate
270Sstevel@tonic-gate /* Copyright (c) 1984 AT&T */
280Sstevel@tonic-gate /* All Rights Reserved */
290Sstevel@tonic-gate
30*722Smuffin #pragma ident "%Z%%M% %I% %E% SMI"
310Sstevel@tonic-gate
320Sstevel@tonic-gate /*LINTLIBRARY*/
330Sstevel@tonic-gate #include <stdio.h>
34*722Smuffin #include <stdarg.h>
350Sstevel@tonic-gate
360Sstevel@tonic-gate extern int _doprnt();
370Sstevel@tonic-gate
380Sstevel@tonic-gate int
fprintf(FILE * iop,char * format,...)39*722Smuffin fprintf(FILE *iop, char *format, ...)
400Sstevel@tonic-gate {
410Sstevel@tonic-gate unsigned char localbuf[BUFSIZ];
42*722Smuffin int count;
430Sstevel@tonic-gate va_list ap;
440Sstevel@tonic-gate
450Sstevel@tonic-gate if (!(iop->_flag & _IOWRT)) {
460Sstevel@tonic-gate /* if no write flag */
470Sstevel@tonic-gate if (iop->_flag & _IORW) {
480Sstevel@tonic-gate /* if ok, cause read-write */
490Sstevel@tonic-gate iop->_flag |= _IOWRT;
500Sstevel@tonic-gate } else {
510Sstevel@tonic-gate /* else error */
520Sstevel@tonic-gate return EOF;
530Sstevel@tonic-gate }
540Sstevel@tonic-gate }
55*722Smuffin va_start(ap, format);
560Sstevel@tonic-gate if (iop->_flag & _IONBF) {
570Sstevel@tonic-gate iop->_flag &= ~_IONBF;
580Sstevel@tonic-gate iop->_ptr = iop->_base = localbuf;
590Sstevel@tonic-gate iop->_bufsiz = BUFSIZ;
600Sstevel@tonic-gate count = _doprnt(format, ap, iop);
610Sstevel@tonic-gate fflush(iop);
620Sstevel@tonic-gate iop->_flag |= _IONBF;
630Sstevel@tonic-gate iop->_base = NULL;
640Sstevel@tonic-gate iop->_bufsiz = 0;
650Sstevel@tonic-gate iop->_cnt = 0;
66*722Smuffin } else {
670Sstevel@tonic-gate count = _doprnt(format, ap, iop);
68*722Smuffin }
690Sstevel@tonic-gate va_end(ap);
70*722Smuffin return (count);
710Sstevel@tonic-gate }
72