UNIX for Dummies Questions & Answers

#!/usr/bin/ksh
exec 2>/dev/null
rm new_user.lst
find /tmp/a -type f -name user.lst|while read i
do
 if [[ $i == "/tmp/a/aa/user.lst" || $i == "/tmp/a/ab/user.lst" ]]
 then
  pathfound=${i%/*}
  sed 's:$: '"$pathfound"':' "$i" >> new_user.lst
 fi
done

#!/usr/bin/ksh
rm -f new_user.lst
files='/tmp/a/aa/user.lst /tmp/a/ab/user.lst'
for i in $files
do
 if [[ -r $i && ! -d $i ]]
 then
  pathfound=${i%/*}
  sed 's:$: '"$pathfound"':' "$i" >> new_user.lst
 fi
done

find /tmp/a -name user.lst -exec awk 'FNR==1 {p=FILENAME; sub("/[^/]*$", "", p)} {print $0,p}' {} + > new_user.lst

find /tmp/a -type f -name user.lst -exec grep -H '.*' '{}' + | sed 's|/user.lst:| |'  >> /tmp/b/new_user.lst

find /tmp/a -type f -name user.lst -exec grep -H '.*' '{}' + | sed -e 's|/user.lst:| |' -e 's|^\(.*\) \([a-z_][a-z0-9_-]*\)$|\2 \1|' >> /tmp/b/new_user.lst