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[code]
#/bin/bash
EXIST=`pgrep gdm`
if [ "$EXIST" != "" ];
then
echo "The program have already started."
else
echo "Start the program"
fi
[/code] лл¥Éϵģ¬ÄÜ·ñ½éÉÜÒ»µãÕâ·½ÃæµÄÊé¼®¸øÎÒ¿´¿´
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