PHP
·
发表于 5年以前
·
阅读量：8391
#!/bin/bash
# testing signal trapping
trap "echo 'Sorry! I have trapped Ctrl-C'" SIGINT SIGTERM
echo this is a test program
count=1
while [ $count -le 10 ]
do
echo "Loop #$count"
sleep 5
count=$[ $count+1 ]
done