| /* sig2str.h -- convert between signal names and numbers |
| |
| Copyright (C) 2002, 2005, 2009-2020 Free Software Foundation, Inc. |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| |
| /* Written by Paul Eggert. */ |
| |
| #include <signal.h> |
| |
| /* Don't override system declarations of SIG2STR_MAX, sig2str, str2sig. */ |
| #ifndef SIG2STR_MAX |
| |
| # include "intprops.h" |
| |
| /* Size of a buffer needed to hold a signal name like "HUP". */ |
| # define SIG2STR_MAX (sizeof "SIGRTMAX" + INT_STRLEN_BOUND (int) - 1) |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| int sig2str (int, char *); |
| int str2sig (char const *, int *); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |
| |
| /* An upper bound on signal numbers allowed by the system. */ |
| |
| #if defined _sys_nsig |
| # define SIGNUM_BOUND (_sys_nsig - 1) |
| #elif defined _SIG_MAXSIG |
| # define SIGNUM_BOUND (_SIG_MAXSIG - 2) /* FreeBSD >= 7. */ |
| #elif defined NSIG |
| # define SIGNUM_BOUND (NSIG - 1) |
| #else |
| # define SIGNUM_BOUND 64 |
| #endif |