xref: /onnv-gate/usr/src/cmd/sgs/tsort/common/errusage.c (revision 372:5bfa4fc81658)
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  */
22*372Smike_s 
23*372Smike_s /*
24*372Smike_s  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
25*372Smike_s  * Use is subject to license terms.
26*372Smike_s  */
27*372Smike_s 
280Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
290Sstevel@tonic-gate /*	  All Rights Reserved  	*/
300Sstevel@tonic-gate 
310Sstevel@tonic-gate 
320Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
330Sstevel@tonic-gate 
340Sstevel@tonic-gate #include  "errmsg.h"
350Sstevel@tonic-gate #include  <stdio.h>
360Sstevel@tonic-gate #include  <stdarg.h>
370Sstevel@tonic-gate #include  <locale.h>
380Sstevel@tonic-gate 
390Sstevel@tonic-gate #define	USAGENO  255	/* exit value for usage messages */
400Sstevel@tonic-gate 
410Sstevel@tonic-gate /*
420Sstevel@tonic-gate  *	This routine prints the standard command usage message.
430Sstevel@tonic-gate  */
440Sstevel@tonic-gate 
45*372Smike_s /* PRINTFLIKE1 */
460Sstevel@tonic-gate void
errusage(char * format,...)470Sstevel@tonic-gate errusage(char *format, ...)
480Sstevel@tonic-gate {
490Sstevel@tonic-gate 	va_list	ap;
500Sstevel@tonic-gate 
51*372Smike_s 	(void) fputs(gettext("Usage:  "), stderr);
520Sstevel@tonic-gate 	if (Err.vsource && Err.source) {
53*372Smike_s 		(void) fputs(Err.source, stderr);
54*372Smike_s 		(void) fputc(' ', stderr);
550Sstevel@tonic-gate 	}
560Sstevel@tonic-gate 	va_start(ap, format);
57*372Smike_s 	(void) vfprintf(stderr, format, ap);
580Sstevel@tonic-gate 	va_end(ap);
59*372Smike_s 	(void) fputc('\n', stderr);
600Sstevel@tonic-gate 	(void) errexit(USAGENO);
610Sstevel@tonic-gate 	erraction(EEXIT);
620Sstevel@tonic-gate }
63