12 lines
279 B
Bash
12 lines
279 B
Bash
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#!/bin/sh
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pid_file="/tmp/pid_xxxx"
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if [ -f $pid_file ]; then
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exist_pid=`cat $pid_file`
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if [ -n $exist_pid ]; then
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kill -0 $exist_pid 2>/dev/null
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if [ $? -eq 0 ]; then
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exit 1
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fi
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fi
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fi
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