* calc/calc-forms.el (calc-gregorian-switch): Declare.

1 files changed, 5 insertions, 1 deletions

diff --git a/lisp/calc/calc-forms.el b/lisp/calc/calc-forms.el
index 4573377745c..c1f6d03db80 100644
--- a/lisp/calc/calc-forms.el
+++ b/lisp/calc/calc-forms.el
@@ -520,7 +520,7 @@ use the Gregorian calendar."
   "Return the number of days of the year up to YEAR MONTH DAY.
 The count includes the given date."
   (if calc-gregorian-switch
-      (cond ((math-equalp year (nth 0 calc-gregorian-switch))
+      (cond ((eq year (nth 0 calc-gregorian-switch))
              (1+
               (- (math-absolute-from-dt year month day)
                  (math-absolute-from-dt year 1 1))))
@@ -587,6 +587,10 @@ in the Gregorian calendar."
      ;; Adjustment, since January 1, 1 (Julian) is absolute day -1
      2)))
 
+;; calc-gregorian-switch is a customizable variable defined in calc.el
+(defvar calc-gregorian-switch)
+
+
 (defun math-absolute-from-dt (year month day)
   "Return the DATE of the day given by the day YEAR MONTH DAY.
 Recall that DATE is the number of days since December 31, -1