一下是找的幾條makefile編寫方法的別人的博客鏈接：
http://www.liweifan.com/2011/11/15/embedded-system-liunux-gnu-makefile-function/
http://www.cnblogs.com/luchen927/archive/2012/02/05/2339002.html
http://so.csdn.net/so/search/s.do?q=%E8%B7%9F%E6%88%91%E4%B8%80%E8%B5%B7&u=haoel&t=blog
http://blog.csdn.net/ruglcc/article/details/7814546