What the Shit

Confusing use of flags much?

int main(int argc, char** argv) {
  struct options options;
  return parse_options(argc,argv,&options) || run(&options);
}

>>9
The vernacular meaning of "do a or b" is that you only do one of them. Likewise, since evaluation short-circuits, the use of || implies that the second only executes if the first one fails.