C-S通信的server端程序，linux环境gcc编译通过，实现了简单的文本传输，读懂即可了解整个socket通信的流程，绝对原创，希望大家能支持。-CS communications server-side procedures, linux environment through the gcc compiler, the realization of a simple transfer of text, read to understand the whole process socket communication is absolutely original, I hope everyone can support.