Hopefully last restructuring.

scheme/httpd/surflets/web-server/root/surflets/news.scm

@@ -2,25 +2,27 @@
   (open scheme-with-scsh
 	servlets)
   (begin
-    (define *data* '())
+    (define *news* '())
     
-    (define (read-data)
-      (let ((news-input (open-input-file "news.txt")))
-	(do ((next-line (read-line news-input)
-			(read-line news-input))
-	     (data '() (cons next-line data)))
-	    ((eof-object? next-line) 
-	     (close news-input)
-	     data))))
+    (define (read-news news-file-name)
+      (close-after (open-input-file news-file-name)
+	(lambda (news-input)
+	  (let loop ((next-line (read-line news-input))
+		     (news '()))
+	    (if (eof-object? next-line)
+		news
+		(loop (read-line news-input)
+		      (cons next-line news)))))))
       
     (define (main req)
-      (if (null? *data*) (set! *data* (read-data)))
-      (let loop ((count (- (length *data*) 1)))
-	(if (< count 0)
+      (if (null? *news*) 
+	  (set! *news* (read-news "news.txt")))
+      (let loop ((news *news*))
+	(if (null? news)
 	    (show-final-page)
 	    (begin
-	      (show-news-page (list-ref *data* count))
-	      (loop (- count 1))))))
+	      (show-news-page (car news))
+	      (loop (cdr news))))))
 
     (define (show-final-page)
       (send-html/finish