#! /bin/csh -f

grep cgi-bin \
  | nice sed \
    -e '1,$s@^.*\(cgi-bin/[^ ]*\) .*$@\1@' \
    -e '1,$s/^\[host: [^] ]* referer: \([^]]*\)\]/\1 -> /' \
    -e '1,$s/^\[host: [^ ]*\] /? -> /' \
  | nice sort \
  | uniq -c