1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright (c) 1996, by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29/*
30 * Copyright 1993 by Mortice Kern Systems Inc.  All rights reserved.
31 *
32 */
33
34#ifdef M_RCSID
35#ifndef lint
36static char rcsID[] = "$Id: m_errorx.c 1.9 1995/02/08 15:03:16 rob Exp $";
37#endif
38#endif
39
40#include <mks.h>
41#include <errno.h>
42#include <string.h>
43
44#ifndef	ERRORFN
45
46#define	ERRORFN	m_errorexit
47#define	DONE	exit(1)
48
49/* Default error msg routine in library */
50M_ERROR(m_errorexit);
51
52#endif	/* ERRORFN */
53
54/*f
55 * Print error message with command name and trailing newline.
56 * Leading ! indicates format errno on the end.
57 * The value of errno is restored on completion.
58 */
59void
60ERRORFN(const char *fmt, va_list args)
61{
62	int saveerrno = errno;
63	int syserr = 0;
64
65	if (_cmdname != NULL)
66		fprintf(stderr, "%s: ", _cmdname);
67	fmt = m_strmsg(fmt);
68	if (*fmt == '!') {
69		fmt++;
70		syserr++;
71	}
72	vfprintf(stderr, fmt, args);
73	if (syserr) {
74		char *str;
75
76		/* Do eprintf-like stuff */
77		str = strerror(saveerrno);
78		if (*str == '\0')
79			fprintf(stderr, ": errno = %d", saveerrno);
80		else
81			fprintf(stderr,": %s", str);
82	}
83	fputc('\n', stderr);
84	errno = saveerrno;
85	DONE;
86}
87
88
89