1 /* $NetBSD: signalname.c,v 1.1 2017/05/09 11:14:16 kre Exp $ */
2
3 /*
4 * Software available to all and sundry without limitations
5 * but without warranty of fitness for any purpose whatever.
6 *
7 * Licensed for any use, including redistribution in source
8 * and binary forms, with or without modifications, subject
9 * the following agreement:
10 *
11 * Licensee agrees to indemnify licensor, and distributor, for
12 * the full amount of any any claim made by the licensee against
13 * the licensor or distributor, for any action that results from
14 * any use or redistribution of this software, plus any costs
15 * incurred by licensor or distributor resulting from that claim.
16 *
17 * This licence must be retained with the software.
18 */
19
20 #include <sys/types.h>
21
22 #include <signal.h>
23 #include <string.h>
24
25 /*
26 * signalname()
27 *
28 * Converts the signal number "sig" to its
29 * signal name (without the "SIG" prefix).
30 *
31 * Returns:
32 * NULL on error (invalid signal number)
33 * otherwise the (abbreviated) signal name (no "SIG").
34 */
35
36 const char *
signalname(int sig)37 signalname(int sig)
38 {
39
40 if (sig <= 0 || sig >= NSIG)
41 return NULL;
42
43 return sys_signame[sig];
44 }
45