作者 yappy [bash] 2012-04-26 14:56 (点击下载)

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