int option_index = 0;
while (true) {
static struct option long_options[] = {
{ "version", no_argument, 0, 'v'},
{ "help", no_argument, 0, 'h'},
{ "name", required_argument, 0, 'n'},
int option_index = 0;
while (true) {
static struct option long_options[] = {
{ "version", no_argument, 0, 'v'},
{ "help", no_argument, 0, 'h'},
{ "name", required_argument, 0, 'n'},