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delete all the files in folder a which exist in folder b


 
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# 1  
Old 07-28-2009
delete all the files in folder a which exist in folder b

Hi ,
I need a script which basically deltes all files in folder a which are alreasy present in folder b

say folder a has files
Code:
abc.txt
pqr .txt

and b has
Code:
abc.txt
pqr.txt
rmr.txt

then file abc.txt and pqr.txt from a should be deleted

Last edited by Yogesh Sawant; 07-28-2009 at 03:32 AM.. Reason: added code tags
# 2  
Old 07-28-2009
check if this heps you get started:
Code:
for file in /path/tp/b/*
do
    echo check if $file exists in directory a
done

# 3  
Old 07-28-2009
what have you tried so far?
# 4  
Old 07-28-2009
Code:
 
for file in `ls  folderb`
do
find  foldera -type f -name "$file" -exec rm -f {} \;
done

# 5  
Old 07-28-2009
you can also try diff command to get listing.
Code:
-bash-3.2$ diff fol1 fol2 | grep fol1
Only in fol1: b.txt
Only in fol1: c.txt
-bash-3.2$

# 6  
Old 07-28-2009
try it

Code:
for i in $(ls -1 /home/pritish/a);do
        for j in $(ls -1 /home/pritish/b);do
                if [ $i ==  $j ]; then
                        $(rm -i /home/pritish/a/$i)
                fi
        done
done


Last edited by Yogesh Sawant; 07-28-2009 at 11:48 AM.. Reason: added code tags
# 7  
Old 07-28-2009
Code:
for i in `ls dir1`;do
if [ -f dir2/$i ]; then
rm dir1/$i
fi
done


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