Shell recursive

3 fun ()
  4 {
  5 #f2=$2
  6 #ffs=$3
  7 sed -n '/
/p' $1 >f2
  8
  9 if [ -f f3 ];then
 10   rm f3
 11 fi
 12
 13 while read line
 14 do
 15   #math left "
 16   loc=`expr index "$line" \"`
 17   str=${line:$loc}
 18   #match right "
 19   loc=`expr index "$str" \

30 down ()
 31 {
 32 ##arg3 is files retrieved
 33 #fun "$1" "$2" "$3"
 34 fun $1
 35 while read fname
 36 do
 37   first=`expr index "$fname" .`
 38   backslash=`expr index "$fname" \/`
 39   site=$2$fname
 40 if [ $first = 1 ];then
 41   echo $fname
 42   echo "parents"
 43 elif [ $backslash != 0 ];then
 44   #f2=$fname"f2"
 45   #f3=$fname"f3"
 46   ll=${#fname}
 47   ll=`expr $ll - 1`
 48   fzz=${fname:0:$ll}
 49   echo $fzz
 50
 51   mkdir $fname
 52   cd $fname
 53   myprefix=$site
 54   curl $site >$fzz
 55   echo "myprefix $myprefix"
 56   #down $fname $f2 $f2
 57   down "$fzz"  "$myprefix"
 58   cd ..
 59 else
 60  echo "site $site"
 61  curl $site >$fname
 62 fi
 63 done <f3
 64 }

67 down "f1" "$prefix"