Shell Programming and Scripting

#! /bin/sh
var = `cat $1`
for i in $var; do
find . -name "$i" -exec echo "$i" \;
end

#! /bin/sh                          

while read i 
do                  
  for j in p1.ul p2.ul j1.ul j2.ul r1.ul r2.ul  
  do
     [ ! -f ${i}/${j} ]  && echo "${i}/${j} is missing"   
  done
done < /root/audios/audio.txt
end

find /root/audios -type f -name '*.ul' | grep -vFf /root/audios/audio.txt

grep -vFf <(find /root/audios -type f -name '*.ul' | sed 's/.*\///') /root/audios/audio.txt

ul_found=$TMPDIR/ul_found
find /root/audios -type f -name '*.ul' | sed 's/.*\///' > "$ul_found"
grep -vFf "$ul_found" /root/audios/audio.txt
rm "$ul_found"

find /root/audios -name "*.ul" -exec basename {} \; > Found_Files.txt
egrep -v -f Found_Files.txt audio.txt