Shell Programming and Scripting

apple_DIR=/home/cfg/dirAPPLE.cfg
banana_DIR=/home/cfg/dirBANANA.cfg
orange_DIR=/home/cfg/dirORANGE.cfg
RESULT=/home/
apple_file=`cat $APPLE_DIR`
banana_file=`cat $BANANA_DIR`
orange_file=`cat $ORANGE_DIR`
#apple
for a in $apple_file
    do 
	cd $a
	touch Statuscheck.tmp
	ls -lrt | grep -l apple > Statuscheck.tmp
    FILE=`cat Statuscheck.tmp | wc -l`
    if [ $FILE -ne 0 ]
	then
	   echo "Invalid file in $a directory" > $RESULT/dummyevents.log
    fi
    rm Statuscheck.tmp
    done
#banana
for b in $banana_file
    do 
	cd $b
	touch Statuscheck.tmp
	ls -lrt | grep -l banana > Statuscheck.tmp
    FILE=`cat Statuscheck.tmp | wc -l`
    if [ $FILE -ne 0 ]
	then
	   echo "Invalid file in $b directory" > $RESULT/dummyevents.log
    fi
    rm Statuscheck.tmp
    done
#orange
for c in $orange_file
    do 
	cd $c
	touch Statuscheck.tmp
	ls -lrt | grep -l orange > Statuscheck.tmp
    FILE=`cat Statuscheck.tmp | wc -l`
    if [ $FILE -ne 0 ]
	then
	   echo "Invalid file in $c directory" > $RESULT/dummyevents.log
    fi
    rm Statuscheck.tmp
    done

./apple         tart
./orange        juice
./banana        banana

while read DIR KW REST; do cd $DIR; echo invalid files in $DIR: $(ls !(.|..|$(grep -l $KW *))); cd ..; done < dave.cfg;
invalid files in ./apple: X y
invalid files in ./orange: Z
invalid files in ./banana: x

basedir=/home
log=$basedir/dummyevents.log

for word in banana apple orange
do
  dir=$basedir/$word
  badfile=0
  
  for fname in $dir/*
  do
    if [ -f "$fname" ]
    then
      case "$fname" in
      *$word*) # these are ok
      ;;
      *) # all others
        echo "Invalid filename '$fname'" # >> $log
        # not redirected here, for efficiency we redirect the whole loop
        badfile=1
      ;;
      esac
    fi
  done >> $log
  
  if [ $badfile -eq 1 ]
  then
    echo "Invalid file in $dir, see $log"
  fi
done