C > Gnu-Linux

Signal, catch Ctrl-C

Signal, catch Ctrl-C

#include <stdio.h>
#include <unistd.h>  /* sleep(1) */
#include <signal.h>

void ex_program(int sig);

int main(void) {
 (void) signal(SIGINT, ex_program);

 while(1)
  printf("sleeping .. ZZZzzzz ....\n"), sleep(1);

 return 0;
}

void ex_program(int sig) {
 printf("Wake up call ... !!! - Catched signal: %d ... !!\n", sig);
 (void) signal(SIGINT, SIG_DFL);
}