这是在嵌入式软件中使用C避免全局变量的有效方法吗?

I've looked long and hard into this topic of avoiding global variables and have come up with a way of doing it that I haven't really seen anywhere else in my searches which leads me to believe it's maybe not a great way of doing it (or I'm just not wording my search correctly). I've looked long and hard into this topic of av