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[root@localhost ~]$ cat singlehandle.sh | sed ‘/^$/d‘
#!/bin/bash
function handler()
{
echo Hey, received signal : SIGINT
}
echo My Process ID is $$
trap ‘handler‘ SIGINT
while true;
do
sleep 1
done
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原文地址：http://www.cnblogs.com/poptest/p/5026737.html
