1 /*
2  * SPDX-License-Identifier: ISC
3  *
4  * Copyright (c) 2009-2014 Todd C. Miller <Todd.Miller@sudo.ws>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 /*
20  * This is an open source non-commercial project. Dear PVS-Studio, please check it.
21  * PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
22  */
23 
24 #include <config.h>
25 
26 #ifndef HAVE_STRSIGNAL
27 
28 #include <signal.h>
29 
30 #include "sudo_compat.h"
31 #include "sudo_gettext.h"
32 
33 #if defined(HAVE_DECL_SYS_SIGLIST) && HAVE_DECL_SYS_SIGLIST == 1
34 # define sudo_sys_siglist	sys_siglist
35 #elif defined(HAVE_DECL__SYS_SIGLIST) && HAVE_DECL__SYS_SIGLIST == 1
36 # define sudo_sys_siglist	_sys_siglist
37 #else
38 extern const char *const sudo_sys_siglist[NSIG];
39 #endif
40 
41 /*
42  * Get signal description string
43  */
44 char *
sudo_strsignal(int signo)45 sudo_strsignal(int signo)
46 {
47     if (signo > 0 && signo < NSIG && sudo_sys_siglist[signo] != NULL)
48 	return (char *)sudo_sys_siglist[signo];
49     /* XXX - should be "Unknown signal: %d" */
50     return _("Unknown signal");
51 }
52 #endif /* HAVE_STRSIGNAL */
53