Function is_table_name

reftable/stack.c:1743–1747

}

static int is_table_name(const char *s)
{
	const char *dot = strrchr(s, '.');
	return dot && !strcmp(dot, ".ref");
}

static void remove_maybe_stale_table(struct reftable_stack *st, uint64_t max,
				     const char *name)