1 /* $NetBSD: __strsignal.c,v 1.28 2024/11/02 16:10:31 kre 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
35 static char *sccsid = "@(#)strerror.c 5.6 (Berkeley) 5/4/91";
36 #else
37 __RCSID("$NetBSD: __strsignal.c,v 1.28 2024/11/02 16:10:31 kre 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
53 /* ARGSUSED */
54 const char *
__strsignal(int num,char * buf,size_t buflen)55 __strsignal(int num, char *buf, size_t buflen)
56 {
57 #define UPREFIX "Unknown signal: %u"
58 #define RPREFIX "Real time signal %u"
59 unsigned int signum;
60
61 #ifdef NLS
62 nl_catd catd ;
63 catd = catopen("libc", NL_CAT_LOCALE);
64 #endif
65
66 _DIAGASSERT(buf != NULL);
67
68 signum = num; /* convert to unsigned */
69 if (signum < (unsigned int) sys_nsig) {
70 #ifdef NLS
71 (void)strlcpy(buf, catgets(catd, 2, (int)signum,
72 sys_siglist[signum]), buflen);
73 #else
74 return sys_siglist[signum];
75 #endif
76 } else if (signum >= SIGRTMIN && signum <= SIGRTMAX) {
77 #ifdef NLS
78 (void)snprintf(buf, buflen,
79 catgets(catd, 2, SIGRTMIN, RPREFIX), signum);
80 #else
81 (void)snprintf(buf, buflen, RPREFIX, signum);
82 #endif
83 } else {
84 #ifdef NLS
85 (void)snprintf(buf, buflen,
86 catgets(catd, 1, 0xffff, UPREFIX), signum);
87 #else
88 (void)snprintf(buf, buflen, UPREFIX, signum);
89 #endif
90 }
91
92 #ifdef NLS
93 catclose(catd);
94 #endif
95
96 return buf;
97 }
98