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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
void usage() {
fprintf(stderr, "Usage: \n");
fprintf(stderr, " ./sigqueue pid signo value\n");
}
/*
* CLI wrapper for sigqueue.
* Usage:
* sigqueue pid signo value
*
*/
int main(int argc, char** argv) {
if (argc < 4) {
usage();
exit(1);
}
//setting pid
pid_t pid = atoi(argv[1]);
//setting signo
int signo = atoi(argv[2]);
// setting value
union sigval value;
value.sival_int = atoi(argv[3]);
return sigqueue(pid, signo, value);
}
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