Hunter的大杂烩

September 11, 2014

bash flock

Filed under: 技术话题 — hunter @ 9:34 pm
#!/bin/bash
{
flock -xn 3
if [ $? -ne 0 ];then
echo “Aready runing…”
exit 1
fi
do some thing here

} 3<>/tmp/`basename $0`.lock


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