searchfs/_find_dup.sh

   1 ##! ":" char
   2 ##todo deal with [[:space:]] filename
   3 export LC_COLLATE=C
   4 IFS=$'\n'
   5 find -type f | while read file; do
   6     FILE=${file##*/}
   7     DIR=${file%/*}
   8     echo "$FILE:$DIR"
   9 done > /tmp/file1
  10
  11 sort /tmp/file1 > /tmp/file2
  12
  13 OPKG=
  14 DEPP=
  15 while read line; do
  16     PKG=${line%%:*}
  17     DEP=${line##*:}
  18     if [[ "$OPKG" != "$PKG" ]]; then
  19         if [[ -z "$OPKG" ]]; then
  20             DEPP="$DEP"
  21         else
  22             echo "$OPKG:$DEPP"
  23             DEPP="$DEP"
  24         fi
  25         OPKG="$PKG"
  26     else
  27         [[ -z "$DEPP" ]] && DEPP="$DEP" || DEPP="$DEPP $DEP"
  28     fi
  29 done < /tmp/file2 > /tmp/file3
  30 ##!notice! check we went through while :[[]]
  31 [[ ! -z "$PKG" ]] && echo "$PKG:$DEPP" >> /tmp/file3
  32
  33 grep "^.*:.*[[:space:]]\+.*$" /tmp/file3