一个登录的程序，嘻嘻，希望对大家有所帮助

写一个脚本文件checkuser,该脚本运行时带一个用户名作为参数，具体要求如下： 1)如果命令行格式不符合要求，应有错误提示信息； 2)在/etc/passwd文件中查找是否有该用户， 如有，则输出“Found in the /etc/passwd file.” 否则，输出“No such on our system” -Write a script file checkuser, the script run-time with a user name as a parameter, and specific requirements are as follows: 1) If the command-line format does not meet the requirements, there should be error message 2) in/etc/passwd file to check if there were any users, and if so, then the output " Found in the/etc/passwd file. " Otherwise, output" No such on our system "

此程序时sc32410da源码驱动，这是我开发版上的源码-This program sc32410da source driver, this is my development version of the source

this a robot game which is use gtk++ and it is same as in linux robot game player need to save himself and robots will com towards him-this is a robot game which is use gtk++ and it is same as in linux robot game player need to save himself and robots will com towards him

ARC linux user guide -ARC linux user guide

linux 下c语言 多线程实例 ，能让读者对在linux下用C编写多线程有个切实理解。-Under the multi-threaded linux c language example, allows readers to write in linux under multiple threads with C have a practical understanding.

ZLG-GUI源代码完整版12－Loadbit.c-ZLG-GUI source code full version of 12-Loadbit.c

linux 高级编程的例子源码,包括了本书上的所有代码-example source code, including a book on all code

Linux进程源代码分析-Linux source code analysis process

在PXA270上的IO驱动，包括键盘。LED.等试验的源代码。-In the PXA270 on the IO drive, including the keyboard. LED. Such test source code.

SVF parser Linux下的SVF文件剖析器-SVF parser