dm4
1/16/2012 - 6:20 AM

find pair

find pair

hput () {
    eval hash"${1//[.-]/a}"='$2'
}
hget () {
    eval echo '${hash'"${1//[.-]/a}"'#hash}'
}
for tmp in "$@"
do
    tmp=`echo $tmp | cut -c 5-`
    tmp=`echo $tmp | cut -d_ -f1`
    if [ "`hget $tmp`" != "" ]
    then
        echo "found pair: $tmp, "`hget $tmp`
    else
        a=`echo $tmp | cut -d- -f1`
        b=`echo $tmp | cut -d- -f2`
        hput "${b}-${a}" "$tmp"
    fi
done