a small data exchange program using UNIX signals.
my mini text server.
1. Enter the folder where you did clone in the terminal, and enter the "make" command.
2. Next, enter the command "./server".
3. Next, open another terminal window.
4. Next, enter the command "./client (SERVER PID NUMBER) (TEXT)".
Please refer to the following blog for more information.
https://velog.io/@jay13jeong/Minitalk-UNIX-signals
