xref: /netbsd-src/sys/lib/libsa/strerror.c (revision 001c68bd94f75ce9270b69227c4199fbf34ee396)
1 /*	$NetBSD: strerror.c,v 1.15 2003/03/11 15:02:54 drochner Exp $	*/
2 
3 /*-
4  * Copyright (c) 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/types.h>
37 #include "saerrno.h"
38 #include "stand.h"
39 
40 static const struct mi {
41 	int	errno;
42 	char	*msg;
43 } errlist[] = {
44 	{ EADAPT,	"bad adaptor number" },
45 	{ ECTLR,	"bad controller number" },
46 	{ EUNIT,	"bad drive number" },
47 	{ EPART,	"bad partition" },
48 	{ ERDLAB,	"can't read disk label" },
49 	{ EUNLAB,	"unlabeled" },
50 	{ ENXIO,	"Device not configured" },
51 	{ EPERM,	"Operation not permitted" },
52 	{ ENOENT,	"No such file or directory" },
53 	{ ESTALE,	"Stale NFS file handle" },
54 	{ EFTYPE,	"Inappropriate file type or format" },
55 	{ ENOEXEC,	"Exec format error" },
56 	{ EIO,		"Input/output error" },
57 	{ EINVAL,	"Invalid argument" },
58 	{ ENOTDIR,	"Not a directory" },
59 	{ EOFFSET,	"invalid file offset" },
60 	{ EACCES,	"Permission denied" },
61 	{ 0, 0 } };
62 
63 char *
64 strerror(int err)
65 {
66 	static	char ebuf[36];
67 	const struct mi *mi;
68 
69 	for (mi = errlist; mi->msg; mi++)
70 		if (mi->errno == err)
71 			return mi->msg;
72 
73 	snprintf(ebuf, sizeof ebuf, "Unknown error: code %d", err);
74 	return ebuf;
75 }
76