luksrku/signals.c

36 lines
1.1 KiB
C
Raw Permalink Normal View History

/*
luksrku - Tool to remotely unlock LUKS disks using TLS.
Copyright (C) 2016-2016 Johannes Bauer
This file is part of luksrku.
luksrku 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; this program is ONLY licensed under
version 3 of the License, later versions are explicitly excluded.
luksrku 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 luksrku; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Johannes Bauer <JohannesBauer@gmx.de>
*/
#include <stddef.h>
#include <signal.h>
#include "signals.h"
bool ignore_signal(int signum) {
struct sigaction action = {
.sa_handler = SIG_IGN,
.sa_flags = SA_RESTART,
};
sigemptyset(&action.sa_mask);
return sigaction(signum, &action, NULL) == 0;
}