1/*	$NetBSD: __strsignal.c,v 1.23 2002/11/17 01:50:01 itojun Exp $	*/
2
3/*
4 * Copyright (c) 1988 Regents of the University of California.
5 * 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. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33#if defined(LIBC_SCCS) && !defined(lint)
34#if 0
35static char *sccsid = "@(#)strerror.c	5.6 (Berkeley) 5/4/91";
36#else
37__RCSID("$NetBSD: __strsignal.c,v 1.23 2002/11/17 01:50:01 itojun Exp $");
38#endif
39#endif /* LIBC_SCCS and not lint */
40
41#include "namespace.h"
42#ifdef NLS
43#include <limits.h>
44#include <nl_types.h>
45#endif
46
47#include <assert.h>
48#include <stdio.h>
49#include <string.h>
50#include "extern.h"
51#include <signal.h>
52#ifndef SIGRTMIN	/* XXX: Until we remove the #ifdef _KERNEL */
53#define SIGRTMIN	33
54#define SIGRTMAX	63
55#endif
56
57/* ARGSUSED */
58const char *
59__strsignal(num, buf, buflen)
60	int num;
61	char *buf;
62	size_t buflen;
63{
64#define	UPREFIX	"Unknown signal: %u"
65#define RPREFIX "Real time signal %u"
66	unsigned int signum;
67
68#ifdef NLS
69	nl_catd catd ;
70	catd = catopen("libc", NL_CAT_LOCALE);
71#endif
72
73	_DIAGASSERT(buf != NULL);
74
75	signum = num;				/* convert to unsigned */
76	if (signum < (unsigned int) sys_nsig) {
77#ifdef NLS
78		(void)strlcpy(buf, catgets(catd, 2, (int)signum,
79		    sys_siglist[signum]), buflen);
80#else
81		return((char *)sys_siglist[signum]);
82#endif
83	} else if (signum >= SIGRTMIN && signum <= SIGRTMAX) {
84#ifdef NLS
85		(void)snprintf(buf, buflen,
86	            catgets(catd, 2, SIGRTMIN, RPREFIX), signum);
87#else
88		(void)snprintf(buf, buflen, RPREFIX, signum);
89#endif
90	} else {
91#ifdef NLS
92		(void)snprintf(buf, buflen,
93	            catgets(catd, 1, 0xffff, UPREFIX), signum);
94#else
95		(void)snprintf(buf, buflen, UPREFIX, signum);
96#endif
97	}
98
99#ifdef NLS
100	catclose(catd);
101#endif
102
103	return buf;
104}
105