#!/bin/sh
#
# COMPARE: Return an HTML List that Shows the Most Similar Files:

FILELIST=`ls`
WORKLIST=$FILELIST
O="/textfiles/compare.html"
CWD="`pwd | sed 's/\/udder\/textfiles//g'`"

echo "<HTML><TITLE>T E X T F I L E S</TITLE>"                                          >$O
echo "<BODY BGCOLOR=#000000 TEXT=#00FF00 LINK=#00FF00 ALINK=#00FF00 VLINK=#00FF00>"   >>$O
echo "<CENTER><H1>Comparison of Files in `pwd`</H1>"                                  >>$O
echo "<SMALL><I>This Document Was Last Updated at `date`</I></SMALL>"                 >>$O

echo "<P>"                                                                            >>$O

for patsy in `echo $FILELIST`
    do
    echo "========================"
    WORKLIST=`echo $WORKLIST | cut -d' ' -f2-`

    if [ "$patsy" != "$slamham" ]
       then

    for slamham in $WORKLIST
        do
        COMMON=`join $slamham $patsy | wc -l`
        if [ "$COMMON" -ge 20 ]
           then
           echo "<A HREF=\"$CWD/$slamham\"><B>$slamham</B></A> (`ls -l $slamham`) <BR>"                                         >>$O
           echo "<A HREF=\"$CWD/$patsy\"><B>$patsy</B></A> (`ls -l $patsy`) <P>"                                            >>$O

           echo "$slamham and $patsy are similar...."
        fi
        done
     fi
    done

echo "</CENTER>"                                                                      >>$O
echo "</BODY></HTML>"                                                                 >>$O
