Signal Handler example

signalHandler.c

#include <signal.h>
#include <string.h>

void signalHandler(int sigNum) {
    if (sigNum == SIGUSR1) {
        // do stuff
    } else if (sigNum == SIGUSR2) {
        // do other stuff
    }
}

int main(int argc, char* argv[]) {
    struct sigaction sa;
    memset(&sa, 0, sizeof(sa));
    sa.sa_handler = &signalHandler;
    sigaction(SIGUSR1, &sa, NULL);
    sigaction(SIGUSR2, &sa, NULL);

    return 0;
}