find locked files with sysinternals handle64

cat <<"EOF" >> "$HOME/.bash_functions"
handle64()
{
    [ -z "$1" ] && return

    path="$1"

    # Convert beginning of Linux style path to windows drive letter
    # "/c/" -> "c:/"
    [[ $path =~ /[a-zA-Z]/ ]] && path="${path:1:1}:${path:2}"

    drive="${path:0:1}"
    path=${path:1}
    # Convert slashes "/" -> "\"
    path=${path//\//\\}
    # Remove trailing backslash
    path=${path%%\\}
    # Fold consecutive "\"
    while [[ $path =~ \\\\ ]]
    do
        path=${path//\\\\/\\}
    done
    # Double "\" for the regex to be used
    path=${path//\\/\\\\}
    path="[${drive^}${drive,}]$path"

    "$PROGRAMFILES/SysinternalsSuite/handle64.exe" |
    awk '/pid:/ { process = $0 } /'"$path"'\r/ { print process "\n" $0 }'
}
EOF