53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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* This file is part of uIRCd. (https://git.redxen.eu/caskd/uIRCd)
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* Copyright (c) 2019, 2020 Alex-David Denes
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*
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* uIRCd is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* uIRCd is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with uIRCd. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "signal.h"
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#include "logging.h"
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#include <errno.h> // errno
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#include <signal.h> // sig_atomic_t
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#include <stdbool.h> // true, false
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#include <stdio.h> // NULL, fprintf()
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#include <string.h> // strerror()
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sig_atomic_t volatile run = true;
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void
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stop_loop(int sig, siginfo_t* info, void* ucontext)
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{
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run = 0;
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}
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int
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setup_signals(void)
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{
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int res = 1;
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struct sigaction sa = { .sa_flags = SA_SIGINFO, .sa_sigaction = stop_loop };
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sigemptyset(&sa.sa_mask);
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if (sigaction(SIGINT, &sa, NULL) == -1) {
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LOG(LOG_WARN, "sigaction() failed. Children won't respond to signal SIGINT. " ERRNOFMT, strerror(errno), errno);
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res = 0;
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}
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if (sigaction(SIGTERM, &sa, NULL) == -1) {
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LOG(LOG_WARN, "sigaction() failed. Children won't respond to signal SIGTERM. " ERRNOFMT, strerror(errno), errno);
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res = 0;
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}
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return res;
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}
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