xref: /netbsd-src/lib/libc/string/__strsignal.c (revision 76dfffe33547c37f8bdd446e3e4ab0f3c16cea4b)
1 /*
2  * Copyright (c) 1988 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #if defined(LIBC_SCCS) && !defined(lint)
35 /*static char *sccsid = "from: @(#)strerror.c	5.6 (Berkeley) 5/4/91";*/
36 static char *rcsid = "$Id: __strsignal.c,v 1.11 1996/10/11 20:59:20 cgd Exp $";
37 #endif /* LIBC_SCCS and not lint */
38 
39 #ifdef NLS
40 #define catclose	_catclose
41 #define catgets		_catgets
42 #define catopen		_catopen
43 #include <limits.h>
44 #include <nl_types.h>
45 #endif
46 
47 #define sys_siglist	_sys_siglist
48 
49 #include <stdio.h>
50 #include <signal.h>
51 #include <string.h>
52 
53 char *
54 __strsignal(num, buf)
55 	int num;
56 	char *buf;
57 {
58 #define	UPREFIX	"Unknown signal: %u"
59 	register unsigned int signum;
60 
61 #ifdef NLS
62 	nl_catd catd ;
63 	catd = catopen("libc", 0);
64 #endif
65 
66 	signum = num;				/* convert to unsigned */
67 	if (signum < NSIG) {
68 #ifdef NLS
69 		strncpy(buf, catgets(catd, 2, signum,
70 		    (char *)sys_siglist[signum]), NL_TEXTMAX);
71 		buf[NL_TEXTMAX - 1] = '\0';
72 #else
73 		return((char *)sys_siglist[signum]);
74 #endif
75 	} else {
76 #ifdef NLS
77 		snprintf(buf, NL_TEXTMAX,
78 	            catgets(catd, 1, 0xffff, UPREFIX), signum);
79 #else
80 		sprintf(buf, UPREFIX, signum);
81 #endif
82 	}
83 
84 #ifdef NLS
85 	catclose(catd);
86 #endif
87 
88 	return buf;
89 }
90