bash_n_examples/bash/dir_upper_deps/depth.txt2

   1
   2 find /sys/devices -path "/sys/devices/*" -type f -name "modalias" -printf "%2d/%h\n" | sort -r | cut -d / -f 2- | \
   3 while read DIR; do
   4
   5     ADIR=/sys/devices/
   6     RDIR=
   7     while [ "$ADIR$RDIR" != "$DIR" ]; do
   8         [ -z "$RDIR" ] && SDIR=${DIR/$ADIR/} || SDIR=${DIR/$ADIR$RDIR\//}
   9         [ -z "$RDIR" ] && RDIR=${SDIR%%/*} || RDIR=$RDIR/${SDIR%%/*}
  10
  11         if [ -e "$ADIR$RDIR/modalias" ]; then
  12             echo "path=$ADIR$RDIR"
  13             echo "modalias=$(< "$ADIR$RDIR/modalias")"
  14             if [ -e "$DIR/driver" ]; then
  15                 cd "$DIR/driver"
  16                 [ -e ./module ] && MOD=`basename "$(readlink ./module)"` && echo "module=$MOD"
  17             fi
  18         fi
  19     done
  20
  21     echo
  22 done