var4.sh

#!/usr/bin/ksh

if ! [[ -d $1 ]]; then
    echo No such directory "'$1'"
    exit 1
fi

. ./lib.sh

dir_perms $1 && dir_owners $1 || {
    echo Cannot get metainfo of "'$1'" >2
    exit 1
}

if [[ wperm_g -eq 0 ]]; then
    set -A allowed $(getent group "$dir_gid" | cut -d: -f4 | tr ',' ' ')
fi
usr_by_id $dir_uid || {
        echo Cannot resolve user by uid $dir_uid >2
        exit 1
}
if [[ wperm_u -eq 0 ]]; then
    if [[ -z $(echo ${allowed[@]} | sed -n "/$my_usr/p") ]]; then
        set -A allowed $my_usr ${allowed[@]}
    fi
else
    set -A allowed $(echo ${allowed[@]} | sed "s/\(.*\)$my_usr\(.*\)/\1\2/")
fi
if [[ wperm_o -eq 0 ]]; then
    set -A others $(getent passwd | cut -d: -f1)
    echo ${#others[@]} ${#allowed[@]}
    for human in ${allowed[@]}; do
        set -A others $(echo ${others[@]} | sed "s/\(.*\)$human\(.*\)/\1\2/")
    done
    set -A allowed ${others[@]} ${allowed[@]}
fi
echo ${allowed[@]}