这个while循环如何限制为最多10次重试？
#!/bin/sh
while ! test -d /somemount/share/folder
do
echo "Waiting for mount /somemount/share/folder..."
sleep 1
done
保持柜台：
#!/bin/sh
while ! test -d /somemount/share/folder
do
echo "Waiting for mount /somemount/share/folder..."
((c++)) && ((c==10)) && break
sleep 1
done
