更新时间:2023-02-05 09:33:02
使用awk,您可以执行以下操作:
Using awk you can do:
awk -v n=3 '{print "export DEVICE_ID=" (NR-1)%n "; " $0}' file
export DEVICE_ID=0; /exec/proc1 ...
export DEVICE_ID=1; /exec/proc1 ...
export DEVICE_ID=2; /exec/proc1 ...
export DEVICE_ID=0; /exec/proc1 ...
export DEVICE_ID=1; /exec/proc1 ...
export DEVICE_ID=2; /exec/proc1 ...
export DEVICE_ID=0; /exec/proc1 ...
export DEVICE_ID=1; /exec/proc1 ...
export DEVICE_ID=2; /exec/proc1 ...
export DEVICE_ID=0; /exec/proc1 ...