17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 23*5d54f3d8Smuffin * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 30*5d54f3d8Smuffin #pragma ident "%Z%%M% %I% %E% SMI" 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/ 337c478bd9Sstevel@tonic-gate #include <stdio.h> 34*5d54f3d8Smuffin #include <stdarg.h> 357c478bd9Sstevel@tonic-gate 367c478bd9Sstevel@tonic-gate extern int _doprnt(); 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate int 39*5d54f3d8Smuffin printf(char *format, ...) 407c478bd9Sstevel@tonic-gate { 41*5d54f3d8Smuffin int count; 427c478bd9Sstevel@tonic-gate va_list ap; 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate if (!(stdout->_flag & _IOWRT)) { 457c478bd9Sstevel@tonic-gate /* if no write flag */ 467c478bd9Sstevel@tonic-gate if (stdout->_flag & _IORW) { 477c478bd9Sstevel@tonic-gate /* if ok, cause read-write */ 487c478bd9Sstevel@tonic-gate stdout->_flag |= _IOWRT; 497c478bd9Sstevel@tonic-gate } else { 507c478bd9Sstevel@tonic-gate /* else error */ 51*5d54f3d8Smuffin return (EOF); 527c478bd9Sstevel@tonic-gate } 537c478bd9Sstevel@tonic-gate } 54*5d54f3d8Smuffin va_start(ap, format); 557c478bd9Sstevel@tonic-gate count = _doprnt(format, ap, stdout); 567c478bd9Sstevel@tonic-gate va_end(ap); 577c478bd9Sstevel@tonic-gate return (ferror(stdout)? EOF: count); 587c478bd9Sstevel@tonic-gate } 59