为什么没有notifyAll（）函数在这里工作？我应该编辑什么才能使它工作？
clear
#Sets year variable
date +"%Y"
# Store Year variable
cyear=$(date +'%Y')
echo "Year = $cyear"
clear
#changes the directory to the back up directory and makes sure the year is correct
cd /Users/DBUP/BUP
if [ ! -d "$cyear" ];
then mkdir $cyear;
fi
clear
echo "Year $cyear Created or Found"
sleep 2s
clear
#Creates all of the months within a year
cd /Users/DBUP/BUP/$cyear
mkdir 01;
mkdir 02;
mkdir 03;
mkdir 04;
mkdir 05;
mkdir 06;
mkdir 07;
mkdir 08;
mkdir 09;
mkdir 10;
mkdir 11;
mkdir 12;
clear
echo "Months Created or Found"
sleep 2s
clear
#Creates the week files in each month
#Month 01 Start
cd /Users/DBUP/BUP/$cyear/01
if [ ! -d "wk1" ];
then mkdir wk1
cp -a /Users/user/Dropbox/. /Users/DBUP/BUP/$cyear/01/wk1
clear
echo "Week 1, month 1 Back Up Completed";
else if [ ! -d "wk2" ];
then mkdir wk2;
cp -a /Users/user/Dropbox/. /Users/DBUP/BUP/$cyear/01/wk2;
clear;
echo "Week 2, month 1 Back Up Completed";
else if [ ! -d "wk3" ];
then mkdir wk3;
cp -a /Users/user/Dropbox/. /Users/DBUP/BUP/$cyear/01/wk3;
clear;
echo "Week 3, month 1 Back Up Completed";
else if [ ! -d "wk4" ];
then mkdir wk4;
cp -a /Users/user/Dropbox/. /Users/DBUP/BUP/$cyear/01/wk4;
clear;
echo "Week 4, month 1 Back Up Completed";
#Month 01 End
#Month 01
fi
fi
fi
fi
#End