摘要: #!/bin/sh sleep 10 & pid=$! # Process Id of the previous running command spin='-\|/' i=0 while kill -0 $pid 2>/dev/null do i=$(( (i+1) %4 )) printf "\ 阅读全文
posted @ 2022-01-13 17:10 小清澈 阅读(961) 评论(0) 推荐(0) 编辑