#!/bin/bash
cat > /tmp/cwps.$$
emacs /tmp/cwps.$$ --batch --eval '
(require '\''cl)

(defun count-words (start end)
  (interactive "r")
  (save-excursion
    (goto-char start)
    (let ((count 0))
      (forward-word 1)
      (while (<= (point) end)
        (incf count)
        (forward-word 1))
      (message "%d words." count)
      count)));;count-words

(defun count-words-per-sentence (start end)
  (interactive "*r")
  (save-excursion
    (let ((end (set-marker (make-marker) end)))
      (block :exit
        (goto-char start)
        (forward-sentence)
        (while (< (point) (marker-position end))
          (let ((count (count-words start (point))))
            (when (= 0 count) (return-from :exit))
            (delete-region start (point))
            (insert (format "%3d\n" count))
            (setf start (point)))
          (forward-sentence)))
      (set-marker end nil))));;count-words-per-sentence

(count-words-per-sentence (point-min) (point-max))
(save-buffer 0)
(kill-emacs)
'
cat /tmp/cwps.$$
rm  /tmp/cwps.$$
;;;; count-word-per-sentence          --                     --          ;;;;