17c478bdstevel@tonic-gate/*
27c478bdstevel@tonic-gate * CDDL HEADER START
37c478bdstevel@tonic-gate *
47c478bdstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bdstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bdstevel@tonic-gate * (the "License").  You may not use this file except in compliance
77c478bdstevel@tonic-gate * with the License.
87c478bdstevel@tonic-gate *
97c478bdstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bdstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bdstevel@tonic-gate * See the License for the specific language governing permissions
127c478bdstevel@tonic-gate * and limitations under the License.
137c478bdstevel@tonic-gate *
147c478bdstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bdstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bdstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bdstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bdstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bdstevel@tonic-gate *
207c478bdstevel@tonic-gate * CDDL HEADER END
217c478bdstevel@tonic-gate */
227c478bdstevel@tonic-gate/*
237c478bdstevel@tonic-gate * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
247c478bdstevel@tonic-gate * Use is subject to license terms.
257c478bdstevel@tonic-gate */
267c478bdstevel@tonic-gate
277c478bdstevel@tonic-gate/*	Copyright (c) 1988 AT&T	*/
287c478bdstevel@tonic-gate/*	  All Rights Reserved	*/
297c478bdstevel@tonic-gate
307c478bdstevel@tonic-gate/*
317c478bdstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988
327c478bdstevel@tonic-gate * The Regents of the University of California
337c478bdstevel@tonic-gate * All Rights Reserved
347c478bdstevel@tonic-gate *
357c478bdstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from
367c478bdstevel@tonic-gate * software developed by the University of California, Berkeley, and its
377c478bdstevel@tonic-gate * contributors.
387c478bdstevel@tonic-gate */
397c478bdstevel@tonic-gate
407c478bdstevel@tonic-gate#pragma ident	"%Z%%M%	%I%	%E% SMI"
417c478bdstevel@tonic-gate
427c478bdstevel@tonic-gate/*LINTLIBRARY*/
437c478bdstevel@tonic-gate
447c478bdstevel@tonic-gate/*
457c478bdstevel@tonic-gate * printw and friends
467c478bdstevel@tonic-gate *
477c478bdstevel@tonic-gate */
487c478bdstevel@tonic-gate
497c478bdstevel@tonic-gate#include	<sys/types.h>
507c478bdstevel@tonic-gate#include	<stdlib.h>
517c478bdstevel@tonic-gate#include	"curses_inc.h"
527c478bdstevel@tonic-gate#include	<stdarg.h>
537c478bdstevel@tonic-gate
547c478bdstevel@tonic-gate/*
557c478bdstevel@tonic-gate *	This routine actually executes the printf and adds it to the window
567c478bdstevel@tonic-gate *
577c478bdstevel@tonic-gate *	This code now uses the vsprintf routine, which portably digs
587c478bdstevel@tonic-gate *	into stdio.  We provide a vsprintf for older systems that don't
597c478bdstevel@tonic-gate *	have one.
607c478bdstevel@tonic-gate */
617c478bdstevel@tonic-gate
627c478bdstevel@tonic-gate/*VARARGS2*/
637c478bdstevel@tonic-gateint
647c478bdstevel@tonic-gatevwprintw(WINDOW *win, char *fmt, va_list ap)
657c478bdstevel@tonic-gate{
667c478bdstevel@tonic-gate	int size = BUFSIZ;
677c478bdstevel@tonic-gate	char *buffer;
687c478bdstevel@tonic-gate	int n, rv;
697c478bdstevel@tonic-gate
707c478bdstevel@tonic-gate	buffer = (char *) malloc(size);
717c478bdstevel@tonic-gate	if (buffer == NULL)
727c478bdstevel@tonic-gate		return (ERR);
737c478bdstevel@tonic-gate	/*CONSTCOND*/
747c478bdstevel@tonic-gate	while (1) {
757c478bdstevel@tonic-gate		n = vsnprintf(buffer, size, fmt, ap);
767c478bdstevel@tonic-gate		if (n < size)
777c478bdstevel@tonic-gate			break;
787c478bdstevel@tonic-gate		size *= 2;
797c478bdstevel@tonic-gate		buffer = (char *) realloc(buffer, size);
807c478bdstevel@tonic-gate		if (buffer == NULL)
817c478bdstevel@tonic-gate			return (ERR);
827c478bdstevel@tonic-gate	}
837c478bdstevel@tonic-gate	va_end(ap);
847c478bdstevel@tonic-gate	rv = waddstr(win, buffer);
857c478bdstevel@tonic-gate	free(buffer);
867c478bdstevel@tonic-gate	return (rv);
877c478bdstevel@tonic-gate}
88