+
+(def-special-html :nbsp
+ (named-function html-nbsp-function
+ (lambda (ent args argsp body)
+ (declare (ignore ent args argsp))
+ (when body
+ (error "can't have a body with :nbsp -- body is ~s" body))
+ `(write-string " " *html-stream*)))
+
+ (named-function html-nbsp-print-function
+ (lambda (ent cmd args form subst unknown stream)
+ (declare (ignore args ent unknown subst))
+ (if* (eq cmd :set)
+ then (write-string " " stream)
+ else (error ":nbsp in an illegal place: ~s" form)))))