#!/bin/ksh
# run WN version of wndex, then add directories.

PATH=/opt/sfw/bin:/usr/local/bin:/bin:/usr/bin
export PATH

# create initial index.cache file unless it already exists
opt=
test -f 'index.wn' || opt='-a'
wndex $opt ${1+"$@"}

# examine the options passed to wndex, and update the correct
# index.cache file.
# FIXME: add other wndex options to getopts.

set X ${1+"$@"}
shift
dir=$(pwd)

while getopts ad: c
do
    case $c in
        a)  ;;
        d)  dir="$OPTARG" ;;
        \?) echo "invalid argument" ;;
    esac
done

shift `expr $OPTIND - 1`

# add directories.
sedscr='s/^/file=/
     s/$/\&content=text\/directory; charset=us-ascii\&title=/'
cd $dir

gfind . -maxdepth 1 -type d -print |
    tail +2 | sort | cut -c3- | sed -e "$sedscr" >> index.cache

# fix character set
sed -e 's/charset=iso-8859-1/charset=us-ascii/' index.cache > x$$
mv x$$ index.cache
exit 0