37 lines
998 B
C
37 lines
998 B
C
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#define _GNU_SOURCE
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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static void sigdown(int signo) {
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psignal(signo, "shutting down, got signal");
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exit(0);
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}
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int main() {
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if (signal(SIGINT, sigdown) == SIG_ERR)
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return 1;
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if (signal(SIGTERM, sigdown) == SIG_ERR)
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return 2;
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signal(SIGKILL, sigdown);
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for (;;) pause();
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fprintf(stderr, "error: infinite loop terminated\n");
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return 42;
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}
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