/* Demonstrate a bus error
 */

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

void bushandler( int signal ) {
  printf("Caught bus error %d\n", signal);
  //return; //infinite loop
  exit(-1); // gracefully leave program
}


int main(int argc, char *argv[]) {
  signal( SIGBUS, bushandler );

  // on Mac OS, the literal strings are stored in constant memory, so
  // we can't write to them. 
  strcpy("hello", "goodbye");
    
  return 0;
}