signal handler

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UNIX Network programming: Zombie Process

In the process of fork ()/exec (), assuming that the parent process is still present at the end of the child process and the parent process fork () before the SIGCHLD signal processing function call Waitpid () waits for the child process to end, and

Linux System file I/O programming (iii) I/O multiplexing

Multi-channel multiplexing Function description We all know that the Fcntl () function solves the problem of file sharing, if you don't know, please see: http://blog.csdn.net/mybelief321/article/details/8993138. The next step is to handle I/O

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