Function option_parse_where

builtin/interpret-trailers.c:28–33

static enum trailer_if_missing if_missing;

static int option_parse_where(const struct option *opt,
			      const char *arg, int unset UNUSED)
{
	/* unset implies NULL arg, which is handled in our helper */
	return trailer_set_where(opt->value, arg);
}

static int option_parse_if_exists(const struct option *opt,
				  const char *arg, int unset UNUSED)