POSIX线程使用Semaphore的通用代码

我学习LINUX的讲义 挺好的 可以让你有个很快的提高 内容简单而全-I learn LINUX lectures Holbrook can let you have a quick, simple and improve the entire contents

自动侦测插入的存贮设备（U盘/移动硬盘等），把指定的文件拷贝到指定的目录。 程序结构很简单,两个进程:一个判断U盘的状态,通过MSG把U盘的状态送给主进程,主进程处理所有事务 一个线程处理发声. -Automatically detects the insertion of the storage device (U disc/mobile hard disk, etc.), the specified files are copied to the specified directory. Program structure is very simple, two processes: one to determine the status of U disk, U disk through the MSG to the state to the main process, the main deal with all matters of a process thread handle audible.

linux 支持mpc83xx芯片的SPI驱动程序，有利于上层应用程序的开发-linux support mpc83xx chip SPI driver is conducive to the upper application development

mpeg参考说明,里面好多论文资料,可以参考一下 MPEGA格式内容-mpeg reference note, which a lot of information on paper

分类的Unix/Linux命令操作指导。（针对各方面问题）-Classification of Unix/Linux command operation guidance. (For all aspects)

局域网聊天室，QT做的，比较简单，只实现了基本功能。-LAN chat room, QT to do relatively simple, only the realization of the basic features.

对函数select()的测试-to function select () test

一个UNIX进程间通讯的程序，使用了信号量来解决操作系统的消费者与生产者问题，使用了fork,wait,nanosleep,sempo等unix函数。-a UNIX inter-process communication, the use of the signal operating system to solve the volume of consumers and producers, the use of the fork, wait, nanosleep, sempo other unix function.

SMDK2410内部的PWM驱动程序和测试程序!-SMDK2410 internal PWM driver and testing procedures.

一个最基本的内核模块（helloworld）编写、加载、卸载。包含源码，建议在redhat9下编译运行。-A basic kernel module (helloworld) the preparation, loading, unloading. Contains the source code, it is recommended redhat9 compiled to run.