shell 递归的结构

1 #! /bin/bash
2 recur ()
3 {
4         if [ -f $1 ]; then
5 #       chmod a+r $1
6         echo $1
7         fi
8
9         if [ -d $1 ]; then
10 #               chmod a+r $1
11                 echo $1
12 #               chmod a+x $1
13                 subdir=`ls $1`
14                 cd $1
15                 for subsub in $subdir
16                 do
17                 #echo $subsub
18                         recur $subsub
19                 done
20                 cd ..
21         fi
22
23 }
24
25 recur /home/exchange