/* example.c
 *
 * in tutorial, Feb 15
 */

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

int VERBOSE = 0;
char message[128];
void print_verbose_message(){
  if (VERBOSE) printf(" debug: %s \n", message);
}

int main(int argc, char* argv[]){
  int i;

  for (i=0; i<argc; i++) {
    if (strcmp(argv[i], "--debug") == 0){ 
      VERBOSE = 1; 
    }
    if (strcmp(argv[i], "--help") == 0){ 
      printf("Usage: ./example [--help] [--debug] options \n");
    }
    sprintf(message, " arg[%d] is '%s' ", i, argv[i]);
    print_verbose_message();
  }

  return 0;

}