* type-break.el (type-break-time-sum): Rewrite using time-add.

2 files changed, 7 insertions, 25 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index be24c21cc58..4b067b043ed 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,7 @@
 2011-07-01  Paul Eggert  <eggert@cs.ucla.edu>
 
+        * type-break.el (type-break-time-sum): Rewrite using time-add.
+
         * play/hanoi.el (hanoi-current-time-float): Remove.
         All uses replaced by float-time.
 
diff --git a/lisp/type-break.el b/lisp/type-break.el
index 58022ef8813..a41fb1d423f 100644
--- a/lisp/type-break.el
+++ b/lisp/type-break.el
@@ -1008,34 +1008,14 @@ FRAC should be the inverse of the fractional value; for example, a value of
 ;; the result is passed to `current-time-string' it will toss some of the
 ;; "low" bits and format the time incorrectly.
 (defun type-break-time-sum (&rest tmlist)
-  (let ((high 0)
-        (low 0)
-        (micro 0)
-        tem)
+  (let ((sum '(0 0 0)))
     (while tmlist
       (setq tem (car tmlist))
       (setq tmlist (cdr tmlist))
-      (cond
-       ((numberp tem)
-        (setq low (+ low tem)))
-       (t
-        (setq high  (+ high  (or (car tem) 0)))
-        (setq low   (+ low   (or (car (cdr tem)) 0)))
-        (setq micro (+ micro (or (car (cdr (cdr tem))) 0))))))
-
-    (and (>= micro 1000000)
-         (progn
-           (setq tem (/ micro 1000000))
-           (setq low (+ low tem))
-           (setq micro (- micro (* tem 1000000)))))
-
-    (setq tem (lsh low -16))
-    (and (> tem 0)
-         (progn
-           (setq low (logand low 65535))
-           (setq high (+ high tem))))
-
-    (list high low micro)))
+      (setq sum (time-add sum (if (integerp tem)
+                                  (list (floor tem 65536) (mod tem 65536))
+                                tem))))
+    sum))
 
 (defun type-break-time-stamp (&optional when)
   (if (fboundp 'format-time-string)