xref: /titanic_41/usr/src/cmd/rexd/errprintf.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)

/*
 * 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 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include	<stdio.h>
#include	<stdlib.h>
#include	<stdarg.h>

/*
 * errprintf will print a message to standard error channel,
 * and return the same string in the given message buffer.
 * We add an extra return character in case the console is in raw mode.
 */
void
errprintf(char *err, char *fmt, ...)
{
	va_list	ap;

	va_start(ap, fmt);

	if (err) {
		vsprintf(err, fmt, ap);
		fprintf(stderr,"%s\r",err);
	} else {
		vfprintf(stderr, fmt, ap);
		fprintf(stderr, "\r");
	}
	va_end(ap);
}