xref: /netbsd-src/lib/libc/gen/psignal.c (revision 1f2744e6e4915c9da2a3f980279398c4cf7d5e6d)
1 /*	$NetBSD: psignal.c,v 1.8 1995/02/27 04:35:42 cgd Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 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 #if defined(LIBC_SCCS) && !defined(lint)
37 #if 0
38 static char sccsid[] = "@(#)psignal.c	8.1 (Berkeley) 6/4/93";
39 #else
40 static char rcsid[] = "$NetBSD: psignal.c,v 1.8 1995/02/27 04:35:42 cgd Exp $";
41 #endif
42 #endif /* LIBC_SCCS and not lint */
43 
44 /*
45  * Print the name of the signal indicated
46  * along with the supplied message.
47  */
48 #include <signal.h>
49 #include <string.h>
50 #include <unistd.h>
51 #include <limits.h>
52 
53 extern char *__strsignal __P((int , char *));
54 
55 void
56 psignal(sig, s)
57 	unsigned int sig;
58 	const char *s;
59 {
60 	static char buf[NL_TEXTMAX];
61 	register const char *c;
62 	register int n;
63 
64 	c = __strsignal(sig, buf);
65 	if (s && *s) {
66 		n = strlen(s);
67 		(void)write(STDERR_FILENO, s, n);
68 		(void)write(STDERR_FILENO, ": ", 2);
69 	}
70 	(void)write(STDERR_FILENO, c, strlen(c));
71 	(void)write(STDERR_FILENO, "\n", 1);
72 }
73