Change code of controler into over shell signal. So I have make tow .sh file ,play.sh for controler ,main_gen_snake.sh for draw . Please use play.sh to play . if you use computer keyboard you need use : ./play.sh -t

~/snake $ ./play.sh --help #!/bin/bash

This is a snake game , ## Written by callcz in 20220719 .

Use the number keys to control the direction .

Usage : ./play.sh [ --turn or --help ] --turn,-t Turn flip up and down the keys if you want . --help,-h List this help .

【用shell写了个贪食蛇-哔哩哔哩】 https://b23.tv/5YIRtEA