1/* Return string describing signal.
2 Copyright (C) 2020-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <string.h>
20#include <signal.h>
21#include <array_length.h>
22
23const char *
24__sigdescr_np (int signum)
25{
26 const char *descr = NULL;
27
28 if (signum >= 0 && signum <= NSIG && signum < array_length (__sys_siglist))
29 descr = __sys_siglist[signum];
30
31 return descr;
32}
33libc_hidden_def (__sigdescr_np)
34weak_alias (__sigdescr_np, sigdescr_np)
35

source code of glibc/string/sigdescr_np.c