21 строка
384 B
Bash
21 строка
384 B
Bash
#!/bin/sh
|
|
|
|
#Ensure we have the quantity specified on the CLI
|
|
if [ -z "$2" ]; then ARG_ERR=ERR; fi
|
|
if [ -z "$1" ]; then ARG_ERR=ERR; fi
|
|
if [ -n "$ARG_ERR" ];
|
|
then
|
|
echo "Usage: <sleeptimesecs> <numberoflines>"
|
|
exit
|
|
fi
|
|
|
|
sleeptimesecs=$1
|
|
numberoflines=$2
|
|
|
|
# Tail history
|
|
while [ 1 ]; do
|
|
clear
|
|
tail -$numberoflines ~/.zhistory | sed s/^.*\;//
|
|
sleep $sleeptimesecs
|
|
done
|