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/*
* Copyright 2002-2019 Intel Corporation.
*
* This software is provided to you as Sample Source Code as defined in the accompanying
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
* section 1.L.
*
* This software and the related documents are provided as is, with no express or implied
* warranties, other than those that are expressly stated in the License.
*/
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
#include <pthread.h>
static void Handle(int);
int main(int argc, char **argv)
{
int setHandler;
struct sigaction act;
if (argc == 2 && strcmp(argv[1], "yes") == 0)
{
setHandler = 1;
}
else if (argc == 2 && strcmp(argv[1], "no") == 0)
{
setHandler = 0;
}
else
{
fprintf(stderr, "Specify either 'yes' or 'no'\n");
return 1;
}
if (setHandler)
{
act.sa_handler = Handle;
act.sa_flags = 0;
sigemptyset(&act.sa_mask);
if (sigaction(SIGUSR1, &act, 0) != 0)
{
fprintf(stderr, "Unable to set up USR1 handler\n");
return 1;
}
}
pthread_kill(pthread_self(), SIGUSR1);
printf("Application did not get SIGUSR1\n");
return 0;
}
static void Handle(int sig)
{
printf("Application got SIGUSR1\n");
exit(0);
}