基于QT的简单helloworld程序，linux系统下。对于QT初学者还是有点用的。-Based on the simple helloworld program, linux systems the QT. For a beginner or a little QT used.

路由器openwrt系统交叉编译环境测试代码hellloworld及makefile，liuux可以支持gcc编译，交叉编译环境需要下载OpenWrt-SDK-ar71xx-for-Linux-i686-gcc或直接下载openwrt编译出SDK 文件-Router openwrt cross-compile environment test code hellloworld and the the makefile, liuux support the gcc compiler, cross-