a defun to find the next C function declaration in a copy of a .h file's contents and insert the brackets intead of ;

gistfile1.el

(defun my-prepeare-function ()
  "if next function not prepared, prepare it for implementation"
  (interactive)
  (save-excursion
    (search-forward ")" nil (lambda () (message "No more functions after point")) 1)
    (cond ((looking-at "[\n\t ]*;")
	   (progn
	     (zap-to-char 1 ?\;)
	     (move-end-of-line)
	     (newline) (insert "{") (newline) (insert "}") (newline))))))