How to see a user's permissions on a directory

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1

i know about ls, I know.... but some of our shares have a long messy list of acls and it is a lot to sort through.. without a grep option, unless you have a really nice one, is there a simple way to say: show me <USER> acl permissions on <SHARE> ?

2 
ls -lR | awk '/^-/&&/user/ {printf "USER=%-10s PERM=%-10s", $3,$1}'

or for a spesific file who has permision 664:

find . -type f -name *.o -perm 664 -print