Linux上跑的一个俄罗斯方块，执行过程中，调用kaishi_() 及xiao_l_()函数，xiao_l_()函数实现：先执行循环判断，如果条件满足可以消，就调用print_save_matrix()函数，打印消后保存的图形，然后对得分score及等级grade操作，change_shape()判断是否到边，能否变形，若件成立，数组的第二个维数变化，取变形的数组元素-A Tetris running on Linux, the implementation process, call kais

文章全面的介绍如何运用各种工具以及代码构建一个完整的自定义嵌入式系统 -Building Embedded Linux Systems shows you how to design and build your own embedded systems using Linux® as the kernel and freely available open source tools as the framework