作者 adam [bash] 2012-04-26 15:31 (点击下载)

 
#!/bin/bash
 
if [ ! -f /tmp/pipe_bc ]
then
        echo > /tmp/pipe_bc
fi
 
bc < /tmp/pipe_bc &
 
> /tmp/pipe_bc
 
while :
do
        read CMD
        [[ "$CMD" == quit ]] && echo quit && break
        echo -e $CMD
done > /tmp/pipe_bc