有時在整理照片或文件時, 需要比對2個資料匣, 把重覆的檔案拿掉.
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function usage(){
echo "Find the same file in two folders and remove it."
echo "usage : ./comp-rm.sh target-dir source-dir"
echo "remove the same files in target-dir."
}
if [ $# -ne 2 ]; then
usage
exit 1
fi
target_dir=$1
source_dir=$2
f_list1=$(find "$target_dir" -type f)
f_list2=$(find "$source_dir" -type f)
for i in $f_list1; do
echo $f_list2 | grep $(basename $i) >/dev/null && hit_str+=$i";"
done
if [ -z $hit_str ]; then
echo "list is empty.."
exit 0
fi
export IFS=";"
count=0
for hit_file in $hit_str; do
echo "$hit_file"
let count++
done
echo "Do you want to remove these files ($count)?"
read -p "Press 'Ctrl+C' stop, 'Enter' key to continue..."
for hit_file in $hit_str; do
echo "removing... $hit_file"
rm -f $hit_file
done
exit 0