#!/bin/sh if [ ! -p /root/mytest/testpipe ] then /bin/mknod /root/mytest/testpipe p fi while : do read msg if [ "$msg" = "" ] then continue else echo "$msg" fi done < /root/mytest/testpipe
#!/bin/sh tty=`who am i | awk '{print $2}'` #tty=pts/3 while : do echo "enter your name: \c" >/dev/$tty read name echo "$name haha" done > /root/mytest/testpipe